CN208091519U - A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element - Google Patents
A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element Download PDFInfo
- Publication number
- CN208091519U CN208091519U CN201820564866.9U CN201820564866U CN208091519U CN 208091519 U CN208091519 U CN 208091519U CN 201820564866 U CN201820564866 U CN 201820564866U CN 208091519 U CN208091519 U CN 208091519U
- Authority
- CN
- China
- Prior art keywords
- conversion element
- frame structure
- electromechanical conversion
- gas meter
- gantry frame
- 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.)
- Active
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element is claimed in the utility model comprising：Super low-power consumption microprocessor, wireless communication unit, the electromechanical conversion element of gantry frame structure, motor valve control unit, VCU, Power Management Unit, storage unit, man machine interface and the diaphragm gas meter base table with temperature-compensating；The super low-power consumption microprocessor respectively with the diconnecteds such as wireless communication unit, storage unit and man machine interface, the electromechanical conversion element of the gantry frame structure experiences base table pulse gear angle change, and angle change result is fed back to super low-power consumption microprocessor；The motor valve control unit, VCU receives the control of super low-power consumption microprocessor, then controls the motor valve built in base table.
Description
Technical field
The utility model belongs to gas meter, flow meter technical field more particularly to a kind of temperature of gantry frame structure electromechanical conversion element
Compensate diaphragm gas meter.
Background technology
Metering device used in trade settlement is compensated automatically with temperature, pressure between gas company and upstream gas supply unit
The orifice flowmeter of function, it is standard state (20 DEG C, 101.325kPa) lower volume that metric results, which are converted,.However, resident
User and most of non-resident user could be used without the diaphragm gas meter of temperature pressure compensation function, and gaseous-pressure increases, metering
Value reduces, and when combustion gas passes through diaphragm gas meter under microthermal climate, variable becomes smaller, and generates error.According to equation of gas state meter
It calculates, temperature reduces by 10 DEG C, and the gas metering value by diaphragm gas meter will be made to lose up to 3.4%.And existing gas meter, flow meter temperature
Compensation technique does not take into account the unification of character wheel the machinery metering and electronic measurement of gas meter, flow meter.As disclosed in《Low-power consumption temperature is mended
The diaphragm gas meter repaid》In the utility model of (CN 2030083623U), specify that temperature sensor is located at below motor valve, sense
Changed by gas temperature, after which is sent into microcontroller, the combustion that the combustion gas volume under operating mode is converted under normal temperature
Air volume.The shortcomings that this mode, is that gas meter, flow meter electronic measurement part can be turned the combustion gas volume under operating mode by algorithm
Change the combustion gas volume under normal temperature into, but that the mechanical show value of character wheel records is combustion gas volume under operating mode, Bu Nengzhuan
Change the combustion gas volume under normal temperature into, the show value of the mechanical show value and electronic measurement part that lead to character wheel is inconsistent.
Utility model content
The utility model aims to solve the problem that the above problem of the prior art.Propose a kind of gantry frame structure electromechanical conversion element
Temperature compensation membrane type gas meter.The technical solution of the utility model is as follows：
A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element comprising：Super low-power consumption microprocessor
Device, wireless communication unit, the electromechanical conversion element of gantry frame structure, motor valve control unit, VCU, Power Management Unit, storage are single
Member, man machine interface and the diaphragm gas meter base table with temperature-compensating；The super low-power consumption microprocessor is single with wireless communication respectively
Member, storage unit and man machine interface's diconnected, the super low-power consumption microprocessor respectively with Power Management Unit, motor valve
The electromechanical conversion element unilaterally connected of control unit, gantry frame structure, the motor valve control unit, VCU and the film with temperature-compensating
Formula gas meter, flow meter base table is connected, the electromechanical conversion element phase of the diaphragm gas meter base table with temperature-compensating and gantry frame structure
Connection, the electromechanical conversion element of the gantry frame structure acquire the diaphragm gas meter base table pulse gear angle with temperature-compensating and become
Change amount, and angle variable quantity is fed back into super low-power consumption microprocessor；The motor valve control unit, VCU receives the micro- place of super low-power consumption
The control pulse of device is managed, the motor valve events built in base table are controlled.
Further, counter wheel built in the diaphragm gas meter base table with temperature-compensating, base table ventilate work when, drive
Counter wheel rotates, so that the angulation change of pulse wheel exports metrical pulse by the electromechanical conversion element of gantry frame structure
Signal is counted to super low-power consumption microprocessor, and electromechanical conversion element is using Hall sensor as switching device, by pulse wheel
Rotation angle be converted into pulse signal.
Further, the diaphragm gas meter base table with temperature-compensating has temperature compensation mechanism, built-in motor valve,
Middle temperature compensation mechanism experiences the variation of gas temperature, causes the change for turning round volume, measures and exports so as to adjust movement；It is built-in
Motor valve is used to control the break-make of gas passage, and motor valve control unit, VCU realizes electricity under the control of super low-power consumption microprocessor
The cut-out of machine valve and open-minded.
Further, the wireless communication unit is the information interaction passage between diaphragm gas and civil gas management system,
Using one kind in LoRa spread spectrum communication modes, GPRS communication modes, NB-IoT communication modes or other communications.
Further, the Power Management Unit is used to turn to wireless communication unit, man machine interface, storage unit, electromechanics
It changes unit, motor valve control unit, VCU and super low-power consumption microprocessor and accessory power supply is provided.
Further, the man machine interface is the interface that information exchange is carried out between gas meter, flow meter and user, is separately connected
LCD display interface, keystroke interface, buzzer and luminous interface tube.
Further, the super low-power consumption microprocessor uses STM8L or MSP430 series microprocessors, wireless communication single
Member using SX1278 communication modules, M6311 or BC95 modules, the electromechanical conversion element of the gantry frame structure using MH185 and
Similar-type products.
Component in base table mainly has metering movement, motor valve and driving section to grade three parts.The wherein effect of motor valve
It is to be switched on or off gas passage under the control of motor valve control unit, VCU.Running part mainly by jackshaft, transmission gear,
The compositions such as pulse gear, effect are that the counter wheel being transmitted to the movement angle for measuring movement outside base table carries out mechanical meter
Number, while pulse gear is passed to, by being converted into pulse signal after the electromechanical conversion element perception of gantry frame structure, it is transmitted to micro-
Processor is measured.Due to the character wheel of pulse gear and mechanical metering, using same sets of transmission mechanism, so character wheel end is taken turns
It is consistent with the rotary speed of pulse gear.Movement is measured mainly by bellows, bimetallic element, sliding axle, R blocks and center tooth
The compositions such as wheel, wherein bimetallic element turn to constant velocity spiral, and one end of bimetallic element is fixing end, is fixed on core rack
On, the other end is connect with R blocks, and with the variation of gas temperature in movement, bimetallic element shape changes, and drives R blocks position
Variation is set, to change the position of sliding axle.The variation for sliding shaft position, directly results in the variation of the revolution volume of bellows, and
The variation for turning round volume, causes the variation of core rack's rotary speed.Pass through intermediate gear and jackshaft, the rotation of core rack
Movement is transmitted to transmission gear, so as to cause the variation of character wheel machinery metering and electromechanical conversion element pulse signal.In movement
Gas temperature increases, and is opened outside bimetallic element, slides the edge movement of axial core rack, the revolution volume of bellows is caused to increase,
And after turning round volume increasing, the rotary speed of core rack reduces, then being transmitted to the rotary speed on character wheel and pulse gear
With reduction so that variable adjusts downwards, realizes the function that variable is compensated to low side when temperature increases.Or gas in movement
Temperature reduces, all component change directions on the contrary, variable to high end compensating.
It the advantages of the utility model and has the beneficial effect that：
A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element of the utility model, uses in movement
The variation of bimetallic element direct feeling movement internal air temperature changes revolution volume, is transmitted outward to changing movement
Intermediate axle rotary speed makes have temperature compensation function inside movement, can directly reflect temperature from the rotary speed of jackshaft
The variation for the gas dosing volume that degree variation is brought.And using the electromechanical conversion element of gantry frame structure, the meter of mechanical character wheel
Magnitude it is synchronous with the metrical pulse occurrence value of control mainboard variation, realize electronic measurement measured with character wheel machinery it is consistent, from
Fundamentally avoid electromechanical nonsynchronous problem in diaphragm gas meter operational process.
Description of the drawings
Fig. 1 is that the utility model provides a kind of temperature-compensating membrane type of gantry frame structure electromechanical conversion element of preferred embodiment
The structural schematic diagram of gas meter, flow meter；
Fig. 2 is a kind of temperature compensation membrane type gas meter metering schematic diagram of gantry frame structure electromechanical conversion element.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It is clear, describe in detail.Described embodiment is only a part of the embodiment of the utility model.
The utility model solve above-mentioned technical problem technical solution be：
As shown in Figure 1, a kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element comprising：It is ultralow
Power microprocessors 1, wireless communication unit 6, the electromechanical conversion element 4 of gantry frame structure, motor valve control unit, VCU 2, power supply pipe
Manage unit 7, storage unit 8, man machine interface 5 and the diaphragm gas meter base table 3 with temperature-compensating；The super low-power consumption microprocessor
Device respectively with wireless communication unit, storage unit and man machine interface's diconnected, the super low-power consumption microprocessor respectively with electricity
The electromechanical conversion element unilaterally connected of source control unit, motor valve control unit, VCU, gantry frame structure, the motor valve control unit, VCU
It is connected with the diaphragm gas meter base table with temperature-compensating, the diaphragm gas meter base table and gantry frame structure with temperature-compensating
Electromechanical conversion element be connected, the electromechanical conversion element of the gantry frame structure acquires the diaphragm gas meter base with temperature-compensating
Table pulse gear angle variable quantity, and angle variable quantity is fed back into super low-power consumption microprocessor；The motor valve control unit, VCU
Receive the control pulse of super low-power consumption microprocessor, controls the motor valve events built in base table.
Further, counter wheel built in the diaphragm gas meter base table with temperature-compensating, base table ventilate work when, drive
Counter wheel rotates, so that the angulation change of pulse wheel exports metrical pulse by the electromechanical conversion element of gantry frame structure
Signal is counted to super low-power consumption microprocessor, and electromechanical conversion element is using Hall sensor as switching device, by pulse wheel
Rotation angle be converted into pulse signal.
Further, the diaphragm gas meter base table with temperature-compensating has temperature compensation mechanism, built-in motor valve,
Middle temperature compensation mechanism experiences the variation of gas temperature, causes the change for turning round volume, measures and exports so as to adjust movement；It is built-in
Motor valve is used to control the break-make of gas passage, and motor valve control unit, VCU realizes electricity under the control of super low-power consumption microprocessor
The cut-out of machine valve and open-minded.
Further, the wireless communication unit is the information interaction passage between diaphragm gas and civil gas management system,
Using one kind in LoRa spread spectrum communication modes, GPRS communication modes, NB-IoT communication modes or other communications.
Further, the Power Management Unit is used to turn to wireless communication unit, man machine interface, storage unit, electromechanics
It changes unit, motor valve control unit, VCU and super low-power consumption microprocessor and accessory power supply is provided.
Further, the man machine interface is the interface of information exchange to be carried out between gas meter, flow meter and user, including LCD is shown
Show device interface, keystroke interface, buzzer and luminous interface tube.
Further, the super low-power consumption microprocessor uses STM8L or MSP430 series microprocessors, wireless communication single
Member using SX1278 communication modules, M6311 or BC95 modules, the electromechanical conversion element of the gantry frame structure using MH185 and
Similar-type products.
Component in base table mainly has metering movement, motor valve and driving section to grade three parts.The wherein effect of motor valve
It is to be switched on or off gas passage under the control of motor valve control unit, VCU.Running part is mainly by jackshaft 17, transmission gear
18, the compositions such as pulse gear 19, effect are that the counter wheel being transmitted to the movement angle for measuring movement outside base table carries out machine
Tool counts, or is transmitted to pulse gear 19, is converted into pulse signal after being perceived by the electromechanical conversion element 4 of gantry frame structure, passes
Microprocessor is sent to be measured.Due to the character wheel of pulse gear and mechanical metering, the same sets of transmission mechanism of use, so
Character wheel end is taken turns and the rotary speed of pulse gear is consistent.Movement is measured mainly by bellows 11, bimetallic element 12, sliding axle
13, R blocks 14 and intermediate gear 16, etc. compositions,
Wherein bimetallic element turns to constant velocity spiral, and one end of bimetallic element is fixing end, is fixed on core rack
On 15, the other end is connect with R blocks, and with the variation of gas temperature in movement, bimetallic element shape changes, and drives R blocks
Change in location, to change the position of sliding axle.The variation for sliding shaft position, directly results in the variation of the revolution volume of bellows,
And the variation of volume is turned round, cause the variation of core rack's rotary speed.By intermediate gear and jackshaft 17, core rack
Rotary motion is transmitted to transmission gear, so as to cause the variation of character wheel machinery metering and electromechanical conversion element pulse signal.Such as machine
In-core gas temperature increases, and is opened outside bimetal leaf, slides the edge movement of axial core rack, the revolution volume of bellows is caused to add
Greatly, after turning round volume increasing, the rotary speed of core rack reduces, then the rotation speed being transmitted on character wheel and pulse gear
Degree is with reduction so that variable adjusts downwards, function of the variable to low compensation when realizing temperature raising.Or gas in movement
Temperature reduces, all component change directions on the contrary, variable to high end compensating.
A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element of the utility model, uses in movement
The variation of bimetallic element direct feeling movement internal air temperature changes revolution volume, is transmitted outward to changing movement
Intermediate axle rotary speed makes have temperature compensation function inside movement, can directly reflect temperature from the rotary speed of jackshaft
The variation of degree.And using the electromechanical conversion element of gantry frame structure, the variable of mechanical character wheel and the metering arteries and veins of control mainboard
It rushes occurrence value and synchronizes variation, realize electronic measurement and measured with character wheel machinery consistent, fundamentally avoid diaphragm gas meter
Electromechanical nonsynchronous problem in operational process.
It should be pointed out that the super low-power consumption microprocessor, motor valve control unit, VCU, wireless communication unit of the utility model
Deng relevant treatment program be not the utility model point of the utility model where, being those skilled in the art need not pay
What creative work can obtain, what is protected is the connection relation between modules and module, therefore it belongs to practical new
The object of type protection.
The above embodiment is interpreted as being merely to illustrate the utility model rather than limits the guarantor of the utility model
Protect range.After the content for the record for having read the utility model, technical staff can make the utility model various changes
Or modification, these equivalence changes and modification equally fall into the utility model claims limited range.
Claims (7)
1. a kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element, which is characterized in that including：Super low-power consumption
Microprocessor, the electromechanical conversion element of gantry frame structure, motor valve control unit, VCU, Power Management Unit, is deposited wireless communication unit
Storage unit, man machine interface and the diaphragm gas meter base table with temperature-compensating；The super low-power consumption microprocessor respectively with channel radio
Believe unit, storage unit and man machine interface's diconnected, the super low-power consumption microprocessor respectively with Power Management Unit, electricity
The electromechanical conversion element unilaterally connected of machine valve control unit, VCU, gantry frame structure, the motor valve control unit, VCU with temperature-compensating
Diaphragm gas meter base table be connected, the electromechanical transformation list of the diaphragm gas meter base table and gantry frame structure with temperature-compensating
Member is connected, and the electromechanical conversion element of the gantry frame structure experiences the diaphragm gas meter base table pulse gear angle with temperature-compensating
The variation of degree, and angle variable quantity is fed back into super low-power consumption microprocessor；The motor valve control unit, VCU receives super low-power consumption
The control pulse of microprocessor controls the motor valve events built in base table.
2. the temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element according to claim 1, feature exist
In, counter wheel built in the diaphragm gas meter base table with temperature-compensating, base table ventilate work when, drive counter wheel rotation, from
And make the angulation change of pulse wheel, pass through the electromechanical conversion element of gantry frame structure, output metrical pulse signal to ultralow work(
Consumption microprocessor is counted, and electromechanical conversion element is to turn the rotation angle of pulse wheel using Hall sensor as switching device
Change pulse signal into.
3. the temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element according to claim 1, feature exist
In the diaphragm gas meter base table with temperature-compensating has temperature compensation mechanism, built-in motor valve, wherein temperature compensation mechanism
The variation for experiencing gas temperature causes the change for turning round volume, measures and exports so as to adjust movement；Built-in motor valve is for controlling
The break-make of gas passage, motor valve control unit, VCU are realized the cut-out of motor valve and are opened under the control of super low-power consumption microprocessor
It is logical.
4. the temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element according to claim 1, feature exist
In the wireless communication unit is the information interaction passage between diaphragm gas and civil gas management system, is spread using LoRa logical
One kind in letter mode, GPRS communication modes, NB-IoT communication modes or other communications.
5. the temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element according to claim 1, feature exist
In the Power Management Unit is used for wireless communication unit, man machine interface, storage unit, electromechanical conversion element, motor valve
Control unit and super low-power consumption microprocessor provide accessory power supply.
6. the temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element according to claim 1, feature exist
The interface that information exchange is carried out between gas meter, flow meter and user in, the man machine interface, be separately connected LCD display interface, by
Bonded mouth, buzzer and luminous interface tube.
7. the temperature compensation membrane type gas meter of the gantry frame structure electromechanical conversion element according to one of claim 1-6,
It is characterized in that, the super low-power consumption microprocessor uses STM8L or MSP430 series microprocessors, wireless communication unit to use
The electromechanical conversion element of SX1278 communication modules, M6311 or BC95 modules, the gantry frame structure uses MH185 and same type
Product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820564866.9U CN208091519U (en) | 2018-04-19 | 2018-04-19 | A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820564866.9U CN208091519U (en) | 2018-04-19 | 2018-04-19 | A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208091519U true CN208091519U (en) | 2018-11-13 |
Family
ID=64055565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820564866.9U Active CN208091519U (en) | 2018-04-19 | 2018-04-19 | A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208091519U (en) |
-
2018
- 2018-04-19 CN CN201820564866.9U patent/CN208091519U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101509791B (en) | Automobile digitalization instrument controlling and displaying method and device | |
| CN201607275U (en) | Weighing display controller | |
| CN208091519U (en) | A kind of temperature compensation membrane type gas meter of gantry frame structure electromechanical conversion element | |
| CN203520055U (en) | Clock device | |
| CN101907896A (en) | Multifunctional intelligent combined flow measuring and controlling instrument | |
| CN201060207Y (en) | Stepping motor type engine speed hours meter | |
| CN108708887B (en) | Servo valve test bed capable of saving energy and reducing noise | |
| CN209117104U (en) | Based on MSP430FW427 without magnetic low-power consumption water meter device | |
| CN201141775Y (en) | Double-display gas roots flowmeter | |
| CN110426092A (en) | A kind of remote-control intelligent water meter | |
| CN201983814U (en) | Intelligent gas meter capable of compensating accuracy automatically without mechanical counter | |
| CN103001553A (en) | Permanent-magnet synchronous motor full-digital alternating-current servo system based on DSP (digital signal processor) | |
| CN2443334Y (en) | IC card pay water-meter | |
| CN211234589U (en) | Gas table counting assembly easy and simple to handle | |
| CN203405736U (en) | Energy-saving heat flow control system | |
| CN202995352U (en) | Engine tester based on 32-bit ARM microcontroller | |
| CN210071868U (en) | Locomotive speedometer testing device | |
| CN201499125U (en) | All-digital electromagnetic speed governing motor controller | |
| CN202256453U (en) | Combined meter used for measuring single-phase voltage and current | |
| CN102485543A (en) | Accelerator actuator circuit control device | |
| CN201561979U (en) | Locomotive velocity sensor test device | |
| CN205262512U (en) | PM2. 5 detector that shows multiple information | |
| CN110081934A (en) | A kind of novel powder-granule material flow velocity metering device | |
| CN208719064U (en) | The servo valve testing stand of energy-saving and noise-reducing | |
| CN209361577U (en) | A kind of medical molecular-sieve oxygen generator needle-valve oxygen flow regulating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |