CN206014426U - Prepare Nano-meter SiO_22The vapourizing unit of aeroge - Google Patents
Prepare Nano-meter SiO_22The vapourizing unit of aeroge Download PDFInfo
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- CN206014426U CN206014426U CN201620997678.6U CN201620997678U CN206014426U CN 206014426 U CN206014426 U CN 206014426U CN 201620997678 U CN201620997678 U CN 201620997678U CN 206014426 U CN206014426 U CN 206014426U
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Abstract
The utility model discloses preparing Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators, powder feeder, evaporation tube and generating tube, the powder feeder is passed through from the side of evaporation tube；The evaporation tube be connected with generating tube and both connections in place of for separate mesh；The evaporation tube is provided with thermal source through hole with the junction of many cathode central anode arc plasma generators；Many cathode central anode arc plasma generators produce laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole；Transverse curvature above the generating tube, knee connect pressue device.This utility model adopts laminar flow plasma beam, and temperature is high, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.It is controlled from thermal source so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Aeroge is homogeneous.
Description
Technical field
This utility model belongs to Nano-meter SiO_22Aeroge preparation field, and in particular to prepare the vaporization of nanosized SiO_2 aeroge
Device.
Background technology
Nanosized SiO_2 aeroge is a kind of novel light porous material, with low-density, high porosity, lower thermal conductivity and height
Light transmittance, low-refraction and low acoustic propagation velocity, are a kind of new and effective printing opacity heat-insulation and heat-preservation and deadener.This product has
There are high transmission rate and lower thermal conductivity, be particularly suitable for solar energy optical-thermal low temperature flat water heater, middle temperature flat plate collector, building
Windowpane etc. not only requires printing opacity but also requires high-efficiency insulated utilization place.
Nano-meter SiO_2 is prepared at present both at home and abroad2Aeroge mainly using sol-gal process, is carried out by Supercritical Drying Technology
Aeroge is formed after gas-liquid displacement, production efficiency is relatively low, production cost is high.Research of the ASPEN companies of the U.S. to aerogel heat-proof
Relatively early, mainly for flexible aerogel heat-proof product development and application.Domestic Tongji University lays particular emphasis on aeroge basic research,
Prepared aerogel heat-insulating material mechanical strength is less, and formability is poor, only a small amount of practical application；University of Science ＆ Technology, Beijing
Heat-insulation composite material is prepared using afwillite offspring and aeroge are compound, still in laboratory stage, without engineer applied；
Nano high-tech be the country of representative be engaged in aerogel heat-insulating material research, production enterprise start late, lack qualified technical personnel, and
Sol-gel process is all adopted.SiO due to the production of current sol-gal process both at home and abroad2Aeroge technological process is long, production effect
Rate is relatively low, and because of external blockade on new techniques home products inferior quality, high cost, greatly constrains the extensive application of the product.
China is the big country of solar energy optical-thermal application, and presently relevant research has proven to：Nano-meter SiO_22Aeroge is following high efficient cryogenic
Water heater and the revolutionary key core material of medium and high temperature flat plate collector, have wide market prospect.
Application No. CN201210039322.8, entitled beam-plasma steams-and the method for coagulating prepares Nano-meter SiO_22Aeroge and quiet
The patent of invention of electrical forming method, disclose a kind of beam-plasma steam-method of coagulating prepares Nano-meter SiO_22Aeroge and electrostatic molding side
Method, specially：Stable long arc plasma of the temperature more than 10,000 degrees Celsius is produced using high-power laminar flow plasma beam generator
Raw material powder or granule are sent into instant vaporization, condensation inside plasma by high accuracy powder feeder, are finally led to by body jet
Cross the substrate Electrostatic Absorption with high pressure molding.Allow the cotton-shaped Nano-meter SiO_2 of condensation by high voltage electric field2Electric charge on particle band, then
Adsorbed using electrostatic force and be molded on the substrate of static electrification, with collection efficiency is high, density and structure easily adjust, technique letter
List, energy-conservation, low cost and other advantages.
Current vapourizing unit speed is slower, be not specifically designed for beam-plasma steam-method of coagulating prepares Nano-meter SiO_22Aeroge
Vapourizing unit.
Utility model content
In order to solve above-mentioned problems of the prior art, the utility model proposes preparing Nano-meter SiO_22Aeroge
Vapourizing unit, it is achieved that to Nano-meter SiO_22Powder is quick, the purpose of uniform vaporization, has reached the homogeneous Nano-meter SiO_2 of generation2
The effect of aeroge.
In order to reach above-mentioned technique effect, this utility model employs technical scheme below：
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators, send
Powder device, evaporation tube and generating tube, it is characterised in that：The powder feeder is passed through from the side of evaporation tube；The evaporation tube is located at institute
State the lower section of generating tube；The evaporation tube be connected with generating tube and both connections in place of for separate mesh；The evaporation tube with many
The junction of cathode central anode arc plasma generator is provided with thermal source through hole；Described many cathode central anode arcs etc.
Plasma generator produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole；Horizontal above the generating tube
To bending, knee connects pressue device.
The powder feeder includes the uniform room of powder, powder drying chamber, powder spout and powder-feeding mouth.
The powder drying chamber is provided with least two groups drying plates that can be swung up and down, and per group dries plate in powder drying chamber
Side wall is arranged from top to bottom；There is gap between the drying plate of different groups；The a line for drying plate is connected to the side wall of drying chamber
On.
The evaporation tube is fixedly connected with many cathode central anode arc plasma generators.
The powder spout is connected with cylinder.
The uniform chamber interior of the powder is provided with the stirring paddle of rotation.
The powder drying chamber connects microwave dryer.
The beneficial effect brought by this utility model has：
1st, this utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube, Nano-meter SiO_2 from side2Amount of powder is few
When direct evaporation into liquid arrive again gas reach generating tube, measure many when be mixed in the liquid for having generated, be uniformly heated.Steaming
Send out in pipe by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube in the presence of pressue device.This utility model adopts laminar flow plasma beam, temperature is high,
Heat is concentrated, and rapidly Nanometer SiO2 powder can be vaporized.This utility model is controlled from thermal source, laminar flow plasma
The temperature of beam is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Aeroge
Homogeneous.
2nd, this utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2
The quality of aeroge is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
3rd, powder drying chamber of the present utility model is provided with two groups of drying plates, and two groups of drying plates swing up and down, and dries in plate
Portion is provided with heating tube, to Nano-meter SiO_2 while heating2Powder is mixed, and can be dried and can be strengthened the uniformity.
4th, evaporation tube of the present utility model is fixedly connected with many cathode central anode arc plasma generators.Laminar flow etc.
Ion beams and Nano-meter SiO_22Impulsive force between powder is most strong, and contact area is big, beneficial to Nano-meter SiO_22Powder carburation by evaporation.
5th, cylinder is provided with powder spout of the present utility model, by the thrust propulsion Nano-meter SiO_2 of cylinder2Powder defeated
Enter.
6th, the uniform chamber interior of the powder of this utility model pair is provided with the stirring paddle of rotation, accelerates to Nano-meter SiO_22Powder
Stirring, improves Nano-meter SiO_22The uniformity of powder.
7th, this utility model uses microwave dryer to Nano-meter SiO_22Powder is dried, and drying rate is fast, and a few minutes are just
Dry purpose is can reach, thermal inertia is little, and baking temperature is low, efficiency high, environmental protection and energy saving, be in response to the new of low-carbon economy and set
Standby.It makes the moisture vaporization in material using the temperature of the penetrance heating raising material of microwave, and the water being evaporated steams
Vapour is drained by dehumidification system and reaches the purpose of material drying.Nano-meter SiO_2 can effectively be removed2Moisture in powder, prevents from tying
Block, prevents the Nano-meter SiO_2 for generating2Aeroge quality is uneven.
Description of the drawings
Fig. 1 is schematic diagram of the present utility model；
Reference:1st, many cathode central anode arc plasma generators, 3, evaporation tube, 4 generating tubes, 5, thermal source leads to
Hole, 6, pressue device, 7, cylinder, 8, microwave dryer, 201, the uniform room of powder, 202, powder drying chamber, 203, powder spout,
204th, powder-feeding mouth, 212, dry plate.
Specific embodiment
Embodiment 1
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
Embodiment 2
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
Embodiment 3
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
The powder drying chamber 202 is provided with least two groups drying plates 212 that can be swung up and down, and dries plate 212 for per group and exists
202 side wall of powder drying chamber is arranged from top to bottom；There is gap between the drying plate 212 of different groups；Dry a line of plate 212
It is connected on the side wall of drying chamber.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
Powder drying chamber 202 of the present utility model is provided with two groups of drying plates 212, and two groups of drying plates 212 swing up and down, and dries
Dry plate 212 is internally provided with heating tube, to Nano-meter SiO_2 while heating2Powder is mixed, and can be dried and can be strengthened
The uniformity.
Embodiment 4
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
Embodiment 5
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
The powder spout 203 is connected with cylinder 7.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
Cylinder 7 is provided with powder spout of the present utility model 203, by the thrust propulsion Nano-meter SiO_2 of cylinder 72Powder
Input.
Embodiment 6
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
The uniform room 201 of the powder is internally provided with the stirring paddle of rotation.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, and rapidly Nanometer SiO2 powder can be vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
The uniform room 201 of the powder of this utility model pair is internally provided with the stirring paddle of rotation, accelerates to Nano-meter SiO_22Powder
Stirring, improve Nano-meter SiO_22The uniformity of powder.
Embodiment 7
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
The powder drying chamber 202 connects microwave dryer 8.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, and rapidly Nanometer SiO2 powder can be vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that the rapid carburation by evaporation of Nanometer SiO2 powder, prevents from condensing, the nanosized SiO_2 gas of generation
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
This utility model is with microwave dryer 8 to Nano-meter SiO_22Powder is dried, and drying rate is fast, and a few minutes can
Dry purpose is reached, thermal inertia is little, and baking temperature is low, efficiency high, environmental protection and energy saving, be in response to the novel device of low-carbon economy.
It makes the moisture vaporization in material, the water vapour being evaporated using the temperature of the penetrance heating raising material of microwave
Drained by dehumidification system and reach the purpose of material drying.Nano-meter SiO_2 can effectively be removed2Moisture in powder, prevents from luming,
Prevent the Nano-meter SiO_2 for generating2Aeroge quality is uneven.
Embodiment 8
Prepare Nano-meter SiO_22The vapourizing unit of aeroge, including many cathode central anode arc plasma generators 1, send
Powder device, evaporation tube 3 and generating tube 4, it is characterised in that：The powder feeder is passed through from the side of evaporation tube 3；The evaporation tube 3
Lower section in the generating tube 4；The evaporation tube 3 be connected with generating tube 4 and both connections in place of for separate mesh；The evaporation
Pipe 3 is provided with thermal source through hole 5 with the junction of many cathode central anode arc plasma generators 1；Many cathode centrals
Anode arc plasma generator 1 produces laminar flow plasma beam, and laminar flow plasma beam is input into from thermal source through hole 5；Described
4 top transverse curvature of generating tube, knee connect pressue device 6.
The powder feeder includes the uniform room 201 of powder, powder drying chamber 202, powder spout 203 and powder-feeding mouth 204.
The powder drying chamber 202 is provided with least two groups drying plates 212 that can be swung up and down, and dries plate 212 for per group and exists
202 side wall of powder drying chamber is arranged from top to bottom；There is gap between the drying plate 212 of different groups；Dry a line of plate 212
It is connected on the side wall of drying chamber.
The evaporation tube 3 is fixedly connected with many cathode central anode arc plasma generators 1.
The powder spout 203 is connected with cylinder 7.
The uniform room 201 of the powder is internally provided with the stirring paddle of rotation.
The powder drying chamber 202 connects microwave dryer 8.
This utility model passes through powder feeder by Nano-meter SiO_22Powder sends into evaporation tube 3, Nano-meter SiO_2 from side2When amount of powder is few
Direct evaporation arrives gas again into liquid and reaches generating tube 4, is mixed in the liquid for having generated, is uniformly heated when measuring many.Steaming
Send out in pipe 3 by laminar flow plasma beam heating evaporation into liquid, be heated to a certain degree become gas, gas passes through separate mesh
Upwards, lead to horizontal generating tube 4 in the presence of pressue device 6.This utility model adopts laminar flow plasma beam, temperature
High, heat is concentrated, can rapidly to Nano-meter SiO_22Powder is vaporized.This utility model is controlled from thermal source, laminar flow etc.
The temperature of ion beams is high and concentrates so that Nano-meter SiO_22The rapid carburation by evaporation of powder, prevents from condensing, the Nano-meter SiO_2 of generation2Gas
Gel is homogeneous.
This utility model is to Nano-meter SiO_22Powder is mixed, and prevents Nano-meter SiO_22The uneven impact Nano-meter SiO_2 of quality2Gas
The quality of gel is uneven.To Nano-meter SiO_22Powder is dried, and prevents Nano-meter SiO_22Powder agglomatess.
Powder drying chamber 202 of the present utility model is provided with two groups of drying plates 212, and two groups of drying plates 212 swing up and down, and dries
Dry plate 212 is internally provided with heating tube, to Nano-meter SiO_2 while heating2Powder is mixed, and can be dried and can be strengthened
The uniformity.
Laminar flow plasma beam and Nano-meter SiO_22Impulsive force between powder is most strong, and contact area is big, beneficial to Nano-meter SiO_22Powder
Last carburation by evaporation.
Cylinder 7 is provided with powder spout of the present utility model 203, by the thrust propulsion Nano-meter SiO_2 of cylinder 72Powder
Input.
The uniform room 201 of the powder of this utility model pair is internally provided with the stirring paddle of rotation, accelerates to Nano-meter SiO_22Powder
Stirring, improve Nano-meter SiO_22The uniformity of powder.
This utility model is with microwave dryer 8 to Nano-meter SiO_22Powder is dried, and drying rate is fast, and a few minutes can
Dry purpose is reached, thermal inertia is little, and baking temperature is low, efficiency high, environmental protection and energy saving, be in response to the novel device of low-carbon economy.
It makes the moisture vaporization in material, the water vapour being evaporated using the temperature of the penetrance heating raising material of microwave
Drained by dehumidification system and reach the purpose of material drying.Nano-meter SiO_2 can effectively be removed2Moisture in powder, prevents from luming,
Prevent the Nano-meter SiO_2 for generating2Aeroge quality is uneven.
Claims (7)
1. Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, including many cathode central anode arc plasma generators（1）, give
Powder device, evaporation tube（3）And generating tube（4）, it is characterised in that：The powder feeder is from evaporation tube（3）Side be passed through；The evaporation
Pipe（3）It is located at the generating tube（4）Lower section；The evaporation tube（3）With generating tube（4）It is to divide in place of connection and both connections
Filter；The evaporation tube（3）With many cathode central anode arc plasma generators（1）Junction be provided with thermal source through hole
（5）；The generating tube（4）Top transverse curvature, knee connect pressue device（6）.
2. according to claim 1 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The powder feeder bag
Include the uniform room of powder（201）, powder drying chamber（202）, powder spout（203）And powder-feeding mouth（204）.
3. according to claim 2 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The powder is dried
Room（202）It is provided with least two groups drying plates that can be swung up and down（212）, per group of drying plate（212）In powder drying chamber（202）
Side wall is arranged from top to bottom；The drying plate of different groups（212）Between have gap；Dry plate（212）A line be connected to baking
On the side wall of dry chamber.
4. according to claim 1 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The evaporation tube（3）
With many cathode central anode arc plasma generators（1）It is fixedly connected.
5. according to claim 2 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The powder spout
（203）It is connected with cylinder（7）.
6. according to claim 2 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The powder is uniform
Room（201）It is internally provided with the stirring paddle of rotation.
7. according to claim 2 Nano-meter SiO_2 is prepared2The vapourizing unit of aeroge, it is characterised in that：The powder is dried
Room（202）Connection microwave dryer（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620997678.6U CN206014426U (en) | 2016-08-31 | 2016-08-31 | Prepare Nano-meter SiO_22The vapourizing unit of aeroge |
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| CN108686591A (en) * | 2017-04-04 | 2018-10-23 | 通用电气公司 | Prepare the gentle gel coating component of method of aerogel particle |
| CN108686591B (en) * | 2017-04-04 | 2021-12-31 | 通用电气公司 | Method for producing aerogel particles and aerogel-coated component |
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