CN206488988U - A kind of cryogenic mechanics performance test device - Google Patents
A kind of cryogenic mechanics performance test device Download PDFInfo
- Publication number
- CN206488988U CN206488988U CN201720196487.4U CN201720196487U CN206488988U CN 206488988 U CN206488988 U CN 206488988U CN 201720196487 U CN201720196487 U CN 201720196487U CN 206488988 U CN206488988 U CN 206488988U
- Authority
- CN
- China
- Prior art keywords
- cooler bin
- upper grip
- mechanics performance
- testing machine
- test device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of cryogenic mechanics performance test device, including universal testing machine, cooler bin and refrigeration plant, upper grip and lower chuck are set on universal testing machine, upper grip and lower chuck are placed in inside cooler bin, provided with thermal-insulating sealing material between cooler bin and upper grip, lower chuck, the platform of cooler bin lower surface and lower chuck is fixed, and cooler bin upper surface is provided with telescoping tube, upper grip is passed through and is tightly connected between telescoping tube, and upper grip and telescoping tube；Cooler bin is connected by air inlet pipe, muffler and refrigeration plant, and sets on muffler axial flow blower.The utility model is reequiped on existing universal testing machine, realizes the Mechanics Performance Testing of metal material under low temperature environment, and cost is low, is easy to implement, easy disassembly.
Description
Technical field
The utility model is related to metal material mechanics performance test field, especially a kind of to be used under low temperature environment detect gold
Belong to the easy device of material mechanical performance.
Background technology
Metal material is the main body in engineering material, and its mechanical property is highly important performance in engineer applied.Generally
Using tensile testing machine detection means mechanical property, tensile testing machine be for material carry out static load, stretching, compression, bending,
The testing machine of the machinery reinforcing of the mechanical property tests such as shearing, stripping, it is adaptable to which plastic plate, tubing, profile shapes, plastics are thin
The material such as film and rubber, electric wire various physical and mechanical properties test be developing material, be physical property test, teaching research,
The indispensable detection device such as quality control.
With China's hydrogen energy source, nuclear fusion energy, Aero-Space, using superconduction, gas industry and some big science engineerings
Deng the development in field, the project for being related to cryogenic engineering is more and more.The demand of cryogenic material is got in industry and scientific research field
Come bigger, the performance data to cryogenic material requires more and more comprehensive.Material works at low ambient temperatures, its low-temperature physical property
It is typically different than normal temperature performance.Wherein, material mechanical performance is an important performance indexes of material or workpiece in engineering.Test
The mechanical property of material at low temperature, has great importance to material at low temperature performance study and optimization modification, to cryogenic components
Design and use safely it is also most important.
At present, the device of test material cryogenic mechanics performance is high/low temperature tensile testing machine, and this equipment uses compressor
Whole puller system is freezed, because refrigeration space is larger, accurate temperature control is difficult to realize.There is one kind to use low temperature in addition
Liquid（Liquid nitrogen or liquid helium etc.）As low-temperature receiver, the cryogenic liquid in cryogenic liquid vessel is input in vacuum interlayer during work,
Cryogenic liquid cools down cryomechanics support frame and testing sample, then by temperature controller and low temp liquid evaporator with the use of control
The temperature of cryomechanics support frame and testing sample processed.This equipment refrigeration is rapid, it is possible to achieve the cooling temperature under extremely low temperature
Degree, but cost is higher, is generally used for the low temperature detection of aerospace equipment or precision instrument.
Through retrieval, a kind of high/low temperature tensile testing machine is disclosed in number of patent application is 201620358075.1, this sets
It is standby to include correcting fixed beam, sliding support framework, support column, accurate Wedge gripping and support feet, and connecting rod is done using aluminium bar
Part, while being cooperated with the effect that climatic chamber cools, solves the heatproof limitation of sensor, effectively expands high/low temperature
Test scope, practicality is stronger.But, in the testing machine in climatic chamber be not easy to be arranged on testing machine on, due to
Fixture hole is opened up on casing, it is difficult to ensure that internal temperature is invariable for a long time.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of cryogenic mechanics performance test device, and the device is existing
Reequiped on universal testing machine, realize the Mechanics Performance Testing of metal material under low temperature environment, and cost is low, is easy to implement, side
Just dismount.
In order to solve the above technical problems, technical solution adopted in the utility model is：A kind of cryogenic mechanics performance test
Upper grip and lower chuck are set, it is characterised in that also including cooler bin, institute on device, including universal testing machine, universal testing machine
The upper grip and lower chuck stated are placed in inside cooler bin, and thermal-insulating sealing material is provided between cooler bin and upper grip, lower chuck, cold
But the platform of case lower surface and lower chuck is fixed, and cooler bin upper surface is provided with telescoping tube, and upper grip passes through telescoping tube, and upper folder
It is tightly connected between head and telescoping tube；Cooler bin is connected by air inlet pipe, muffler and refrigeration plant, and is set on muffler
Put axial flow blower.
It is inside the double-layer box body provided with heat-insulation layer, cooler bin to make further preferred, described cooler bin to said structure
Provided with the protective cover for placing test test specimen, the hole of upper grip and lower chuck turnover is respectively equipped with cooler bin upper and lower surface,
The side wall of cooler bin is provided with air inlet and air outlet, and wherein air inlet is close to the upper surface of cooler bin, and air outlet is close to cooler bin
Lower surface, air inlet is connected with air inlet pipe, and air outlet is connected with muffler.
It is cylindrical steel screen net structure, protective cover and cooler bin to make further preferred, described protective cover to said structure
Inwall up and down contact.
Further preferred is made to said structure, described cooler bin upper surface is fixed with temperature inductor, temperature inductor
End of probe go deep into inside cooler bin, and around the protective cover.
It is more than one low-reading thermometer, low temperature temperature to make further preferred, described temperature inductor to said structure
Degree score is distributed in around protective cover, and the metering scale of low-reading thermometer is respectively positioned on outside cooler bin.
Make support of further preferred, the described universal testing machine including two vertical directions arrangements to said structure to lead
Rail, sets hoisting cross beam between two supporting guides, and upper grip is connected by load transducer with hoisting cross beam, and lower chuck is solid
It is scheduled on the base below supporting guide, fixes supporting below base by support column.
Said structure, which is made, to be provided with below further preferred, described universal testing machine is used to adjust universal testing machine level
Levelling bolt.
It is compression refrigerating machine or the adjustable ice of temperature to make further preferred, described refrigeration plant to said structure
Case.
It is using the beneficial effect produced by above-mentioned technical proposal：The utility model is equipped with refrigeration on universal testing machine
Equipment, and utilize cooler bin to coordinate upper lower chuck, the mechanical properties such as the drawing under low temperature environment, pressure or torsion are carried out to sample and are surveyed
Examination, can accurately and reliably simulate low temperature environment under real working condition, and meet national standard GB/T13239-2006（Metal material
Cryogenic tensile test method）, it is with a wide range of applications.In addition, the cooler bin in the utility model coordinates with upper lower chuck,
Simple in construction, cost is low, for integrated low temperature tension and compression experiment equipment, is easy to implement, it is easy to dismount, and be applied to
The various experimental machines such as open side type or queen post.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the connection diagram between cooler bin and refrigeration plant in the utility model；
Fig. 3 is the structural representation of cooler bin in the utility model；
Wherein：1st, supporting guide, 2, hoisting cross beam, 3, load transducer, 4, upper grip, 5, cooler bin, 6, lower chuck, 7,
Support column, 8, levelling bolt, 9, telescoping tube, 10, refrigeration plant, 11, support platform, 12, temperature inductor, 13, muffler,
14th, air inlet pipe, 15, axial flow blower, 16, air inlet, 17, air outlet, 18, protective cover.
Embodiment
1 understand that the utility model is specifically related to a kind of cryogenic mechanics performance test device, is mainly used in low temperature with reference to the accompanying drawings
The mechanics properties testing such as metal material tension and compression torsion under environment.The device mainly includes universal testing machine and a set of refrigeration system,
Upper grip 4 and lower chuck 6 are set wherein on universal testing machine, and upper grip 4 and lower chuck 6 are used to clamp test specimen to be detected.System
Cooling system includes a cooler bin 5 for surrounding upper grip 4 and lower chuck 6 and the refrigeration plant connected with cooler bin 5, and refrigeration is set
Cold air in standby is by pipeline and the formation circulation loop of cooler bin 5, for simulating low temperature environment.So cooling of the test specimen in low temperature
In case 5, after defined temperature is reached, tension and compression or torsion test are carried out to test specimen using universal testing machine, low temperature environment is studied
Under metal specimen mechanical property.
In fig. 1 it can be seen that, the position of cooler bin 5 in cooling system, and upper grip 4 and lower chuck 6 are placed in cooling
Inside case 5, thermal-insulating sealing material is provided between cooler bin 5 and upper grip 4, lower chuck 6, it is to avoid the leakage of cold air, maintains cooling
Steady temperature in case 5.In universal testing machine, upper lower chuck must have one to be fixed, another movement, it is more in the case of
It is that upper grip 4 is moved, lower chuck 6 is fixed.Because upper grip 4 and lower chuck 6 need translational motion in experimentation, and cool down
Case 5 is a rigid body, therefore in order to realize that cooler bin 5 coordinates with upper grip 4 and lower chuck 6, the lower surface of cooler bin 5 with
The platform of chuck 4 is fixed, and the upper surface of cooler bin 5 is provided with telescoping tube 9, and upper grip 4 passes through telescoping tube 9, and upper grip 4 is with stretching
It is tightly connected between pipe 9.When so upper grip 4 is moved, under the cooperation of telescoping tube 9, the tension and compression to test specimen are completed.Ordinary circumstance
Under, under the experiment condition in GB/T 228-2000, test button size is taken by regulation, and the elongation percentage of metal material is smaller, than
Such as mild steel elongation percentage elongation percentage is larger, is 20%~30%, therefore break crosshead travel about 2-3mm before sample.On telescoping tube 9
Lower movable distance stays 10mm, and mobile space can meet demand.
Accompanying drawing 2 can be seen that the circulating cold air in the utility model, and cooler bin 5 passes through air inlet pipe 14, muffler 13 and system
Cool equipment 10 is connected, and sets axial flow blower 15 on muffler 13, is controlled circulating cold air speed, is realized in cooler bin 5
Temperature keeps constant.
Accompanying drawing 3 is the structure chart of cooler bin, and cooler bin 5 is the double-layer box body provided with heat-insulation layer, and its specific size can root
Determined according to the size and both spaces of upper grip 4 and lower chuck 6.Being provided with inside cooler bin 5 is used to place test examination
The protective cover 18 of part, protective cover 18 is cylindrical steel screen net structure, and protective cover 18 is contacted with the inwall up and down of cooler bin 5.Cold
But the upper and lower surface of case 5 is respectively equipped with the hole that upper grip 4 and lower chuck 6 are passed in and out, and the side wall of cooler bin 5 is provided with air inlet 16 and air-out
Mouth 17, wherein air inlet 16 is close to the upper surface of cooler bin 5, and air outlet 17 is close to the lower surface of cooler bin 5, and air inlet 16 is with entering
Tracheae 14 is connected, and air outlet 17 is connected with muffler 13.
In order to realize that temperature control is convenient in cooler bin 5, and steady temperature is kept, be fixed with the upper surface of cooler bin 5
Temperature inductor 12, the end of probe of temperature inductor 12 is goed deep into inside cooler bin 5, and around protective cover 18.Typical temperature
Inductor 12 is more than one low-reading thermometer, and low-reading thermometer is distributed in around protective cover 18, and low-reading thermometer
Metering scale is respectively positioned on outside cooler bin 5, convenient observation temperature value.
The universal testing machine mentioned in said structure, can be open side type or queen post, and general universal testing machine includes
The supporting guide 1 of two vertical direction arrangements, sets hoisting cross beam 2 between two supporting guides 1, and upper grip 4 passes through load
Sensor 3 is connected with hoisting cross beam 2, and lower chuck 6 is fixed on the base of the lower section of supporting guide 1, and support column 7 is passed through below base
The levelling bolt 8 for being used for adjusting universal testing machine level is provided with below fixed support, universal testing machine.
In order to reduce refrigeration cost, compression refrigerating machine or the adjustable refrigerator of temperature may be selected in refrigeration plant 10.
When the utility model is specifically used, it is only necessary to which cooler bin is sheathed between upper grip 4 and lower chuck 6, and examination
Sample is fixed, and makees encapsulation process, while being connected using flexible pipe with refrigeration plant 10.According to experiment needs, setting refrigeration
The cryogenic temperature of equipment, opens the axial flow blower 15 on refrigeration plant 10 and flexible pipe, and temperature inductor 12 is observed after a period of time
Temperature it is whether constant, when temperature reaches that desired temperature and continuous 3 minutes keep constant, you can start testing machine and detected.
The utility model is reequiped and loaded on existing universal testing machine, realizes the Mechanics Performance Testing of metal material under low temperature environment,
Cooler bin coordinates with upper lower chuck, and simple in construction, cost is low, for integrated low temperature tension and compression experiment equipment, is easy to reality
It is existing, it is easy to dismount.
Embodiment described above only expresses optimal embodiment of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. upper grip is set on a kind of cryogenic mechanics performance test device, including universal testing machine, universal testing machine（4）With lower folder
Head（6）, it is characterised in that also including cooler bin（5）, described upper grip（4）And lower chuck（6）It is placed in cooler bin（5）Inside,
Cooler bin（5）With upper grip（4）, lower chuck（6）Between be provided with thermal-insulating sealing material, cooler bin（5）Lower surface and lower chuck（4）
Platform fix, cooler bin（5）Upper surface is provided with telescoping tube（9）, upper grip（4）Through telescoping tube（9）, and upper grip（4）
With telescoping tube（9）Between be tightly connected；Cooler bin（5）Pass through air inlet pipe（14）, muffler（13）With refrigeration plant（10）Connection,
And in muffler（13）Upper setting axial flow blower（15）.
2. a kind of cryogenic mechanics performance test device according to claim 1, it is characterised in that described cooler bin（5）For
Double-layer box body provided with heat-insulation layer, cooler bin（5）Inside is provided with the protective cover for being used for placing test test specimen（18）, in cooler bin
（5）Upper and lower surface is respectively equipped with upper grip（4）And lower chuck（6）The hole of turnover, cooler bin（5）Side wall be provided with air inlet（16）
And air outlet（17）, wherein air inlet（16）Close to cooler bin（5）Upper surface, air outlet（17）Close to cooler bin（5）Under
Surface, air inlet（16）With air inlet pipe（14）Connection, air outlet（17）With muffler（13）Connection.
3. a kind of cryogenic mechanics performance test device according to claim 2, it is characterised in that described protective cover（18）
For cylindrical steel screen net structure, protective cover（18）With cooler bin（5）Inwall up and down contact.
4. a kind of cryogenic mechanics performance test device according to claim 2, it is characterised in that described cooler bin（5）On
Surface is fixed with temperature inductor（12）, temperature inductor（12）End of probe go deep into cooler bin（5）Inside, and positioned at protective cover
（18）Around.
5. a kind of cryogenic mechanics performance test device according to claim 4, it is characterised in that described temperature inductor
（12）For more than one low-reading thermometer, low-reading thermometer is distributed in protective cover（18）Around, and the meter of low-reading thermometer
Amount scale is respectively positioned on cooler bin（5）It is outside.
6. a kind of cryogenic mechanics performance test device according to claim 1, it is characterised in that described universal testing machine
Include the supporting guide of two vertical direction arrangements（1）, in two supporting guides（1）Between hoisting cross beam is set（2）, upper grip
（4）Pass through load transducer（3）With hoisting cross beam（2）Connection, lower chuck（6）It is fixed on supporting guide（1）On the base of lower section,
Pass through support column below base（7）Fixed support.
7. a kind of cryogenic mechanics performance test device according to claim 6, it is characterised in that described universal testing machine
Lower section is provided with the levelling bolt for being used for adjusting universal testing machine level（8）.
8. a kind of cryogenic mechanics performance test device according to claim 1, it is characterised in that described refrigeration plant
（10）For compression refrigerating machine or the adjustable refrigerator of temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196487.4U CN206488988U (en) | 2017-03-02 | 2017-03-02 | A kind of cryogenic mechanics performance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196487.4U CN206488988U (en) | 2017-03-02 | 2017-03-02 | A kind of cryogenic mechanics performance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206488988U true CN206488988U (en) | 2017-09-12 |
Family
ID=59763214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720196487.4U Expired - Fee Related CN206488988U (en) | 2017-03-02 | 2017-03-02 | A kind of cryogenic mechanics performance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206488988U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607410A (en) * | 2017-10-18 | 2018-01-19 | 吉林大学 | Portable alternating temperature original position tension/compression testing device |
| CN108287107A (en) * | 2018-03-20 | 2018-07-17 | 国网山东省电力公司济宁供电公司 | A kind of hot elongation test holder and its application method |
| CN108489822A (en) * | 2018-03-27 | 2018-09-04 | 兰州大学 | A kind of superconductive tape low temperature tension-torsion synthesis loading experimental apparatus |
| CN109297804A (en) * | 2018-10-30 | 2019-02-01 | 浙江大学 | Liquid hydrogen warm area Material mechanics test platform based on Cryo Refrigerator and refrigerant circulation |
| CN109470578A (en) * | 2018-12-28 | 2019-03-15 | 内蒙古工业大学 | A kind of regulation low temperature environment testing apparatus and test method |
| CN109632488A (en) * | 2019-01-15 | 2019-04-16 | 张德福 | A kind of new material variable environment tensile test apparatus |
| CN109972208A (en) * | 2019-03-06 | 2019-07-05 | 泉州开云网络科技服务有限公司 | Large size silicon-carbide monocrystalline plate cooling device |
| CN110595759A (en) * | 2019-10-22 | 2019-12-20 | 浙江西沃电梯有限公司 | Safety performance detection device for elevator safety gear |
| CN110779816A (en) * | 2019-11-12 | 2020-02-11 | 磐翼信息科技(上海)有限公司 | Detection device for detecting flexible pipeline |
| CN111366453A (en) * | 2020-04-29 | 2020-07-03 | 嘉善县科正建设工程检测有限公司 | Lower pressing plate circumferential sealing mechanism of universal testing machine |
| CN113640147A (en) * | 2021-09-15 | 2021-11-12 | 天津工业大学 | Fabric tension-torsion performance testing device and method |
| CN114136802A (en) * | 2021-11-26 | 2022-03-04 | 沪东中华造船(集团)有限公司 | Ultralow-temperature tensile test device and method for ship material |
| CN114414397A (en) * | 2022-01-14 | 2022-04-29 | 国网内蒙古东部电力有限公司电力科学研究院 | Test box for testing low-temperature mechanical performance of splicing fitting and test method thereof |
| CN115144179A (en) * | 2022-09-06 | 2022-10-04 | 万向钱潮股份公司 | Universal joint testing device and control method thereof |
| CN117309573A (en) * | 2023-11-28 | 2023-12-29 | 河南大成工程检测有限公司 | Multi-environment deformation-resistant detection device for steel structure |
-
2017
- 2017-03-02 CN CN201720196487.4U patent/CN206488988U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607410A (en) * | 2017-10-18 | 2018-01-19 | 吉林大学 | Portable alternating temperature original position tension/compression testing device |
| CN108287107A (en) * | 2018-03-20 | 2018-07-17 | 国网山东省电力公司济宁供电公司 | A kind of hot elongation test holder and its application method |
| CN108489822A (en) * | 2018-03-27 | 2018-09-04 | 兰州大学 | A kind of superconductive tape low temperature tension-torsion synthesis loading experimental apparatus |
| CN109297804B (en) * | 2018-10-30 | 2021-01-05 | 浙江大学 | Liquid hydrogen temperature area material mechanics test platform based on low-temperature refrigerator and refrigerant circulation |
| CN109297804A (en) * | 2018-10-30 | 2019-02-01 | 浙江大学 | Liquid hydrogen warm area Material mechanics test platform based on Cryo Refrigerator and refrigerant circulation |
| CN109470578A (en) * | 2018-12-28 | 2019-03-15 | 内蒙古工业大学 | A kind of regulation low temperature environment testing apparatus and test method |
| CN109470578B (en) * | 2018-12-28 | 2024-02-27 | 内蒙古工业大学 | Test device and test method for regulating low-temperature environment |
| CN109632488A (en) * | 2019-01-15 | 2019-04-16 | 张德福 | A kind of new material variable environment tensile test apparatus |
| CN109972208A (en) * | 2019-03-06 | 2019-07-05 | 泉州开云网络科技服务有限公司 | Large size silicon-carbide monocrystalline plate cooling device |
| CN110595759A (en) * | 2019-10-22 | 2019-12-20 | 浙江西沃电梯有限公司 | Safety performance detection device for elevator safety gear |
| CN110779816A (en) * | 2019-11-12 | 2020-02-11 | 磐翼信息科技(上海)有限公司 | Detection device for detecting flexible pipeline |
| CN111366453A (en) * | 2020-04-29 | 2020-07-03 | 嘉善县科正建设工程检测有限公司 | Lower pressing plate circumferential sealing mechanism of universal testing machine |
| CN111366453B (en) * | 2020-04-29 | 2022-07-01 | 嘉善县科正建设工程检测有限公司 | Lower pressing plate circumferential sealing mechanism of universal testing machine |
| CN113640147A (en) * | 2021-09-15 | 2021-11-12 | 天津工业大学 | Fabric tension-torsion performance testing device and method |
| CN114136802A (en) * | 2021-11-26 | 2022-03-04 | 沪东中华造船(集团)有限公司 | Ultralow-temperature tensile test device and method for ship material |
| CN114414397A (en) * | 2022-01-14 | 2022-04-29 | 国网内蒙古东部电力有限公司电力科学研究院 | Test box for testing low-temperature mechanical performance of splicing fitting and test method thereof |
| CN115144179A (en) * | 2022-09-06 | 2022-10-04 | 万向钱潮股份公司 | Universal joint testing device and control method thereof |
| CN115144179B (en) * | 2022-09-06 | 2022-11-11 | 万向钱潮股份公司 | Universal joint testing device and control method thereof |
| CN117309573A (en) * | 2023-11-28 | 2023-12-29 | 河南大成工程检测有限公司 | Multi-environment deformation-resistant detection device for steel structure |
| CN117309573B (en) * | 2023-11-28 | 2024-03-05 | 河南大成工程检测有限公司 | Multi-environment deformation-resistant detection device for steel structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206488988U (en) | A kind of cryogenic mechanics performance test device | |
| CN107607390B (en) | Variable-temperature tension-torsion composite load material mechanical property in-situ test device and method | |
| CN102798573B (en) | Cryogenic environment material mechanical performance detection test device | |
| CN104913974B (en) | The biaxial stretch-formed fatigue test system of material Micro Mechanical Properties and its method of testing | |
| CN202757843U (en) | Cryogenic environment material mechanics performance detection testing device | |
| CN2919253Y (en) | Portable lever low-temperature concretion meter | |
| CN105334112B (en) | Creep-fatigue experiments device under a kind of inflatable environment of high-temperature vacuum | |
| CN104215661B (en) | Solid interface contact thermal resistance test device based on super-magnetostrictive intelligent material | |
| CN102331374A (en) | Low-temperature tensile test device for metal material | |
| US20160349036A1 (en) | Apparatus for testing shape memory effects in liquid bath | |
| CN110044752A (en) | High/low temperature impression test device in situ for cone-beam CT imaging | |
| CN108535129A (en) | The micro-nano impression test system of low temperature that large journey low-temperature floats under micro- component | |
| CN106018062A (en) | Apparatus for testing mechanical properties of superconducting material in multiple environmental fields | |
| CN106018071A (en) | Force-thermal coupling loading system for superconducting materials under ultra-low varying temperature environment | |
| CN107421825A (en) | A kind of nano impress device based on GM refrigeration machines | |
| CN107144483A (en) | A kind of many test systems of the nano impress based on liquid nitrogen refrigerating | |
| CN111780957B (en) | Test platform for testing static and dynamic mechanical properties of L-shaped pipeline of aircraft engine | |
| CN207472693U (en) | A kind of Metal Materials At High Temperature fatigue tester Pneumatic clamping device | |
| CN106646292A (en) | Testing device for suspension and guide characteristics of high-temperature superconducting bulk material under high temperature condition | |
| CN217605529U (en) | Stretching device with temperature gradient environment | |
| CN108169004B (en) | System and method for observing radiation temperature field in process of destroying gas-containing coal | |
| CN208297279U (en) | The micro-nano impression test system of low temperature that large journey low-temperature floats under micro- component | |
| CN206740554U (en) | A kind of nano impress device based on GM refrigeration machines | |
| CN205826401U (en) | The multi-environment equipment of superconductor Mechanics Performance Testing after the match | |
| CN217033422U (en) | High-low temperature test device for steel strand mechanical property test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20180302 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |