CN207881802U - A kind of flow volume correction instrument with GPS functions - Google Patents
A kind of flow volume correction instrument with GPS functions Download PDFInfo
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- CN207881802U CN207881802U CN201820291696.1U CN201820291696U CN207881802U CN 207881802 U CN207881802 U CN 207881802U CN 201820291696 U CN201820291696 U CN 201820291696U CN 207881802 U CN207881802 U CN 207881802U
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- correction instrument
- interface
- converter
- liquid crystal
- instrument shell
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Abstract
The utility model discloses a kind of flow volume correction instruments with GPS functions,Including correction instrument shell and the microprocessor being arranged in correction instrument shell,Correction instrument shell upper end is provided with radio frequency electric wire and GPS module,Correction instrument shell upper surface is attached with solar panels,Flow sensor interface has been mounted equidistant in correction instrument shell lower end,Temperature sensor interface,Pressure sensor interface,Outer electrical interface,Valve driving interface,Infrared interface and spare interface,Microprocessor signals output end is connected with LED light by internal circuit board,Switch,Function button,RS485 interfaces,D/A converter,Pulse amplifying drives and liquid crystal driver,User equipment and liquid crystal display are connected with by electric wire respectively on D/A converter and liquid crystal driver,Microprocessor signals input terminal is connected with A/D converter and DC DC converters by internal circuit board,A/D converter input terminal is electrically connected with flow sensor by amplifier,The utility model function is strong.
Description
Technical field
The utility model is related to refer to volume correction instrument field, espespecially a kind of flow volume correction instrument with GPS functions.
Background technology
Volume correction instrument, the mainly volume correction instrument mating with flowmeter, such as FCM types, FC-II type volume correction instruments
It is mating to be designed for the gas flowmeter of the tape pulses signal outputs such as gas-turbine, Roots, precession, vortex street, industrial epithelium table
The intelligent secondary meter of production integrates temperature sensor, pressure sensor, and pressure and temperature detection is shown band on the spot,
The operating mode volume flow and total amount of flowmeter are directly transformed into volume flow and total amount under standard state, and there are a variety of letters
Number output interface.
Volume correction instrument acquires the pulse signal from flow instrument, is calculated according to the pulse equivalency value of setting without repairing
Positive operating mode volume flow.Meanwhile it is (automatic to calculate according to the pressure (or introduce by measuring pressure), temperature, the compressed coefficient measured
Or it is set as constant) and actual volume calculating standard volume flow.In addition, various correction instrument all has data storage function, remove
It can store unmodified operating mode volume flow, outside standard volume flow, can also store the data such as pressure and temperature.The number of storage
According to taking-up can be facilitated, and can be for further processing by software package.
In existing volume correction instrument, not embedded integrated wireless transmission module does not have data wireless transmission function.If
It needs data being wirelessly transferred, needs data-interface connecting with wireless launcher by data line, existing defect：
1, presence signal is interfered；2, complicated；3, inconvenient to use；4, wireless launcher needs to configure special power supply, energy saving
Property is poor.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in structure, use the shortcomings that overcoming the prior art
The convenient flow volume correction instrument for carrying GPS functions.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：A kind of band of the utility model
There are the flow volume correction instrument of GPS functions, including correction instrument shell and the microprocessor being arranged in correction instrument shell, correction instrument
Shell upper end is provided with radio frequency electric wire and GPS module, and correction instrument shell upper surface is attached with solar panels, correction instrument shell lower end
Be mounted equidistant flow sensor interface, temperature sensor interface, pressure sensor interface, outer electrical interface, valve driving interface,
Infrared interface and spare interface, microprocessor signals output end are connected with LED light by internal circuit board, switch, function button,
RS485 interfaces, D/A converter, pulse amplifying drives and liquid crystal driver, passes through respectively on D/A converter and liquid crystal driver
Electric wire is connected with user equipment and liquid crystal display, and microprocessor signals input terminal is connected with A/D by internal circuit board and converts
Device and DC-DC converter, A/D converter input terminal are electrically connected with flow sensor, temperature sensor and pressure by amplifier
Force snesor, DC-DC converter input terminal are electrically connected with lithium battery and accumulator.
As a kind of optimal technical scheme of the utility model, LED light, function button, switch and liquid crystal display are all provided with
It sets in correction instrument housing outward end face, and LED light internal wire is connected with buzzer, liquid crystal display uses Dot-Matric LCD Display
Screen, can alarm to abnormal state, and convenient for numbers such as display correction instrument operation frequently-used data, parameter, calibration, states
According to.
As a kind of optimal technical scheme of the utility model, the I/O mouths of microprocessor use Phototube Coupling, will be integrated with
Microprocessor after various wireless communication modules increases above-mentioned anti-interference method, can effectively avoid signal interference.
As a kind of optimal technical scheme of the utility model, solar panels output end is connected by photovoltaic charge controller
On accumulator, this can control the output voltage of solar cell, and battery can be protected not overcharged, meanwhile, also at night
When solar cell does not generate electricity, prevent the electricity of accumulator from flowing backwards.
As a kind of optimal technical scheme of the utility model, function button is internally provided with press key lamp, convenient for outdoor night
Evening is in use, staff can clearly operate.
The advantageous effect that the utility model is reached is：The utility model is that a kind of flow volume with GPS functions is repaiied
Positive instrument retains the basic function of traditional volume correction instrument, increases GPS module, and correction instrument can be communicated directly with Cloud Server, real
Existing data remote detecting, remote software upgrade upgrade correction instrument remote software by Cloud Server and update, repaiied by GPS module
The a variety of self-checking functions of positive instrument, such as the abnormal fault self-diagnosis of temperature sensor, pressure sensor, battery, power consumption, and can be long-range
Alarm reports various abnormal real time remotes, maintenance personnel can report in time.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.
In the accompanying drawings：
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model electrical block diagram.
Figure label：1, radio frequency electric wire；2, liquid crystal display；3, LED light；4, flow sensor interface；5, temperature sensing
Device interface；6, pressure sensor interface；7, outer electrical interface；8, valve driving interface；9, infrared interface；10, spare interface；11、
Switch；12, function button；13, solar panels；14, GPS module；15, user equipment；16, RS485 interfaces；17, A/D is converted
Device；18, amplifier；19, flow sensor；20, temperature sensor；21, pressure sensor；22, microprocessor；23, DC-DC turns
Parallel operation；24, lithium battery；25, D/A converter；26, pulse amplifying drives；27, liquid crystal driver；28, accumulator；29, correction instrument
Shell.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and behaviour
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment：As shown in Figs. 1-2, the utility model provides a kind of flow volume correction instrument with GPS functions, including
Correction instrument shell 29 and the microprocessor 22 being arranged in correction instrument shell 29,29 upper end of correction instrument shell is provided with radio frequency electric wire
1 and GPS module 14,29 upper surface of correction instrument shell be attached with solar panels 13, stream has been mounted equidistant in 29 lower end of correction instrument shell
Quantity sensor interface 4, pressure sensor interface 6, outer electrical interface 7, valve driving interface 8, infrared connects temperature sensor interface 5
Mouth 9 and spare interface 10,22 signal output end of microprocessor are connected with LED light 3, switch 11 by internal circuit board, and function is pressed
Key 12, RS485 interfaces 16, D/A converter 25, pulse amplifying driving 26 and liquid crystal driver 27, D/A converter 25 and liquid crystal drive
User equipment 15 and liquid crystal display 2 are connected with by electric wire respectively on dynamic device 27,22 signal input part of microprocessor passes through interior
Portion's circuit board is connected with A/D converter 17 and DC-DC converter 23, and 17 input terminal of A/D converter is electrically connected by amplifier 18
It is connected to flow sensor 19, temperature sensor 20 and pressure sensor 21,23 input terminal of DC-DC converter is electrically connected with lithium electricity
Pond 24 and accumulator 28.
LED light 3, function button 12, switch 11 and liquid crystal display 2 are arranged at 29 outer end face of correction instrument shell, and LED
3 internal wire of lamp is connected with buzzer, and liquid crystal display 2 uses matrix liquid-crystal display screen, can be reported to abnormal state
It is alert, and use light convenient for data, the I/O mouths of microprocessor 22 such as display correction instrument operation frequently-used data, parameter, calibration, states
It is electrically isolated, the microprocessor 22 after various wireless communication modules will be integrated with and increase above-mentioned anti-interference method, it can be effective
Signal interference, 13 output end of solar panels is avoided to be connected on accumulator 28 by photovoltaic charge controller, this can be controlled
The output voltage of solar cell can protect battery not overcharged, meanwhile, when also evening solar cell does not generate electricity, prevent
The electricity of accumulator is flow backwards, and function button 12 is internally provided with press key lamp, convenient for outdoor night in use, staff can be clear
It is operated.
Operation principle：Correction instrument obtains gas from flow sensor 19, temperature sensor 20, the pressure sensor 21 in base table
Body flow pulses number (N) and base table constant (kp) calculate operating mode cumulant (V).Then the multiple signals sent from each sensor
After processing by microprocessor 22 according to equation of gaseous state formula operation, operating mode cumulant is converted to mark condition cumulant, is realized just
Ground is shown and multi-signal teletransmission.
Equation of gaseous state can be written as：
Vb=V×P/Pb×T/Tb×Z/Zb
In formula：
Volume (m3) under Vb --- standard state；
Volume (m3) under V --- working condition；
T --- the absolute temperature (K) of tested gas；
The absolute pressure (kPa) of P --- pressure detecting point；
Pb --- standard atmospheric pressure kPa)；
Absolute temperature (K) under Tb --- standard state；
Gas compressibility factor under Z --- working condition；
Gas compressibility factor under Zb --- standard state.
By 14 network log-in service device of GPS module, with service interaction data.Module upload has timing active upload and hand
Dynamic button uploads both of which.It is arrived by the time and interval timing or live button upload real time data and freezing data of setting
Server, and the instruction that execute server issues.It is powered to microprocessor 22 by lithium battery 24 and accumulator 28, works as lithium battery
24 and accumulator 28 break down, can by outer electrical interface 7 connect external power supply be powered, shown by liquid crystal display 2
The data such as flow status.
Finally it should be noted that：The preferred embodiment that these are only the utility model, is not limited to this practicality
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (5)
1. a kind of flow volume correction instrument with GPS functions, which is characterized in that including correction instrument shell（29）It is being repaiied with setting
Positive instrument shell（29）Interior microprocessor（22）, correction instrument shell（29）Upper end is provided with radio frequency electric wire（1）And GPS module
（14）, correction instrument shell（29）Upper surface is attached with solar panels（13）, correction instrument shell（29）Flow has been mounted equidistant in lower end
Sensor interface（4）, temperature sensor interface（5）, pressure sensor interface（6）, outer electrical interface（7）, valve driving interface
（8）, infrared interface（9）And spare interface（10）, microprocessor（22）Signal output end is connected with LED light by internal circuit board
（3）, switch（11）, function button（12）, RS485 interfaces（16）, D/A converter（25）, pulse amplifying driving（26）And liquid crystal
Driver（27）, D/A converter（25）And liquid crystal driver（27）It is upper that user equipment is connected with by electric wire respectively（15）And liquid
Crystal display screen（2）, microprocessor（22）Signal input part is connected with A/D converter by internal circuit board（17）Turn with DC-DC
Parallel operation（23）, A/D converter（17）Input terminal passes through amplifier（18）It is electrically connected with flow sensor（19）, temperature sensor
（20）And pressure sensor（21）, DC-DC converter（23）Input terminal is electrically connected with lithium battery（24）And accumulator（28）.
2. a kind of flow volume correction instrument with GPS functions according to claim 1, which is characterized in that LED light（3）、
Function button（12）, switch（11）And liquid crystal display（2）It is arranged at correction instrument shell（29）Outer end face, and LED light（3）It is interior
Portion's electric wire is connected with buzzer, liquid crystal display（2）Using matrix liquid-crystal display screen.
3. a kind of flow volume correction instrument with GPS functions according to claim 1, which is characterized in that microprocessor
（22）I/O mouths use Phototube Coupling.
4. a kind of flow volume correction instrument with GPS functions according to claim 1, which is characterized in that solar panels
（13）Output end is connected to accumulator by photovoltaic charge controller（28）On.
5. a kind of flow volume correction instrument with GPS functions according to claim 1, which is characterized in that function button
（12）It is internally provided with press key lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291696.1U CN207881802U (en) | 2018-03-02 | 2018-03-02 | A kind of flow volume correction instrument with GPS functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291696.1U CN207881802U (en) | 2018-03-02 | 2018-03-02 | A kind of flow volume correction instrument with GPS functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207881802U true CN207881802U (en) | 2018-09-18 |
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ID=63496834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820291696.1U Active CN207881802U (en) | 2018-03-02 | 2018-03-02 | A kind of flow volume correction instrument with GPS functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207881802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099997A (en) * | 2018-09-19 | 2018-12-28 | 苏州市计量测试院 | A kind of gas flow volume correction instrument automatic detection device |
-
2018
- 2018-03-02 CN CN201820291696.1U patent/CN207881802U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099997A (en) * | 2018-09-19 | 2018-12-28 | 苏州市计量测试院 | A kind of gas flow volume correction instrument automatic detection device |
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