CN206192429U - Electronic type teletransmission diaphragm type gas meter system - Google Patents
Electronic type teletransmission diaphragm type gas meter system Download PDFInfo
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- CN206192429U CN206192429U CN201621312500.XU CN201621312500U CN206192429U CN 206192429 U CN206192429 U CN 206192429U CN 201621312500 U CN201621312500 U CN 201621312500U CN 206192429 U CN206192429 U CN 206192429U
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- protecgulum
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Abstract
The utility model provides an electronic type teletransmission diaphragm type gas meter system, it has solved poor, the problem that the charge is difficult and the management is difficult of checking meter of current diaphragm type gas table security. It includes gas table, host computer system, and the gas table is including the casing, the casing including casing down, go up casing and protecgulum, lower casing, go up the casing reciprocal anchorage, lower casing, go up the casing and be connected with the protecgulum through the mounting on surface, lower casing internally mounted has the air chamber, upward the casing is equipped with air inlet, gas outlet, the internal portion of epitheca is equipped with solenoid valve, pressure sensor and temperature sensor, and the protecgulum is equipped with unlock button, battery jar and battery cover, and battery jar ann has power supply battery, and the LCD screen is still installed to the protecgulum, go up and install the counting assembly between casing and the protecgulum, go up and install control circuit board between casing, lower casing and the protecgulum. The utility model discloses equipment technical field is shown in the gas to the wide application.
Description
Technical field
The utility model is related to a kind of gas meter, flow meter, more particularly to a kind of electronic type telemetering membrane type gas meter system.
Background technology
In recent years, being constructed and put into operation with West-East National Gas Transmission Project, pipe gas industry flourishes, resident's pipe gas
Popularity rate is improved constantly.Nowadays, in some developed countries such as the U.S., Canada, Europe, Japan, widely used automatic data logging system
System replaces original manual metering to work.The natural gas counting cost by gas meter mode of the current most cities of China is all still registered one's residence and is copied
Receive, not only waste substantial amounts of human resources, and there is the error of human factor.Diaphragm gas meter has low cost, reliability
High the features such as, it is widely used in the metering of domestic gas.But the problem of hardly possible of checking meter never has and is well solved, if meeting
Stayed out to user or disoperative situation, counting cost by gas meter is even more difficult.With the continuous improvement of people's living standard, to life
Comfortableness, convenience, security propose requirement higher, this mode for carrying out counting cost by gas meter from house to house can not
The requirement of current people's life is met, while the management needs of administrative department of gas company can not be met.
At present, IC-card table on the market can avoid user from being in arrears with expense situation using the mode after post-pay paystation with gas.But
It is that IC-card table has some technology hidden danger, cannot be used if IC-card is damaged；Quality is unqualified decrypted, causes false card situation；
IC-card table is only suitable for casual household, is not easy to estate management；It is difficult to online copy reading data, it is impossible to form whole cell or city
Civil gas management.
It is wired although solved with wireless mixing meter reading method before problem, but cable network wiring is complicated, to small
Area needs to carry out cable transformation, it is necessary to put into a large amount of wiring expenses, and higher to the improvement cost of old cell；Concentrated collection device
Input is also required to larger cost, is not suitable for the development trend of modernization.
The content of the invention
The problem that the utility model is poor to security for existing diaphragm gas meter, counting cost by gas meter is difficult and management is difficult, there is provided
A kind of security is good, the electronic type telemetering membrane type gas meter system of easy counting cost by gas meter and convenient management.
Therefore, the utility model include gas meter, flow meter, master system, gas meter, flow meter include housing, housing include lower house, on
Housing and protecgulum, lower house, upper shell are interfixed, and lower house, upper shell are connected by the fixture on surface with protecgulum, lower casing
Internal portion is provided with air chamber, and upper shell is provided with air inlet, gas outlet；Magnetic valve, pressure sensor and temperature are provided with inside upper shell
Degree sensor, preceding to be covered with unblock button, battery case and battery cover, battery case is equipped with supplying cell, and protecgulum is also equipped with liquid crystal
Screen；Counting device is installed between upper shell and protecgulum, control board is installed between upper shell, lower house and protecgulum；
The input of control board and supplying cell, counting device, pressure sensor, temperature sensor and unblock button
Connection, output end is connected with magnetic valve；Control board also carries out information exchange with liquid crystal display, master system.
Preferably, control board is provided with single-chip microcomputer, vibrating sensor, memory module and communication module, single-chip microcomputer it is defeated
Enter end to be connected with supplying cell, counting device, pressure sensor, temperature sensor, unblock button and vibrating sensor, output end
It is connected with magnetic valve；Single-chip microcomputer is also connected with memory module, communication module and liquid crystal display respectively, and communication module passes through wireless telecommunications
Information exchange is carried out with master system.
Preferably, counting device includes read write line, chip and geared system, and read write line is fixed on upper shell or protecgulum,
Geared system is connected with upper shell, and chip is arranged on geared system.
Preferably, counting device includes tongue tube, magnet and geared system, and tongue tube is fixed on upper shell or protecgulum,
Geared system is connected with upper shell, and magnet is arranged on geared system.
Preferably, counting device includes photoimpact receiving terminal, photoimpact transmitting terminal and geared system；On geared system
Hole is provided with, photoimpact receiving terminal, photoimpact transmitting terminal are located at geared system both sides, and one of them is fixed on upper shell,
Then another is secured on protecgulum.
Preferably, counting device includes occlusion detection circuit, button and geared system, and geared system is connected with upper shell,
And its surface is provided with inclined-plane, occlusion detection circuit is fixed on upper shell or protecgulum, and and button connects.
Preferably, excessively stream shearing device is provided with inside upper shell.
Preferably, protecgulum is provided with character wheel.
The beneficial effects of the utility model are that pressure sensor, temperature sensor are installed in gas meter, flow meter, can real-time monitoring combustion
Pressure and temperature in feed channel, judges the failures such as leakage, superpressure, excessively stream, and can realize standard according to real-time pressure and temperature
The gas consumption conversion of state, realizes reliable counting.Control board be provided with single-chip microcomputer, vibrating sensor, memory module and
Communication module, vibrating sensor detection earthquake intensity, magnetic valve is directly locked if more than VI degree, in case shaking, strong degree is larger to be made
Into gas leakage；Communication module carries out data interaction by wireless telecommunications and master system.In case of do not ventilated for a long time, letting out
The failures such as dew, superpressure or excessively stream, can automatically lock magnetic valve and alarm, after locking, it is necessary to which being manually pressed by unblock button can make
With security is good and has reminding effect concurrently.Master system user in real is alarmed with destiny evidence and potential safety hazard, also can be remote
The switch of process control magnetic valve, can realize that data are efficiently and effectively copied and accepted, and the management of relevant departments can be facilitated again.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the structural representation of embodiment 2；
Fig. 3 is the structural representation of embodiment 3；
Fig. 4 is the structural representation of embodiment 4；
Fig. 5 is the structural representation of embodiment 5；
Fig. 6 is the structural representation of embodiment 6；
Fig. 7 is the structural representation of embodiment 7；
Fig. 8 is the structural representation of embodiment 8；
Fig. 9 is the structural representation that embodiment 1 realizes metering；
Figure 10 is the structural representation that embodiment 2 realizes metering；
Figure 11 is the structural representation that embodiment 3 realizes metering；
Figure 12 is the structural representation that embodiment 4 realizes metering；
Figure 13 is the structural representation that embodiment 5 realizes metering；
Figure 14 is the structural representation that embodiment 6 realizes metering；
Figure 15 is the structural representation that embodiment 7 realizes metering；
Figure 16 is the structural representation that embodiment 8 realizes metering；
Figure 17 is connection diagram of the present utility model；
Figure 18 is workflow schematic diagram of the present utility model.
Symbol description in figure：
1. lower house；2. air chamber；3. magnetic valve；4. excessively stream shearing device；5. pressure sensor；6. temperature sensor；7.
Upper shell；8. air inlet；9. driving wheel one；10. gas outlet；11. read write lines；12. chips；13. gear trains；14. character wheels；15.
Control board；16. liquid crystal displays；17. protecgulums；18. unblock buttons；19. supplying cells；20. battery covers；21. tongue tubes；22.
Magnet；23. photoimpact receiving terminals；24. photoimpact transmitting terminals；25. occlusion detection circuits；26. locking press buttons；27. actively
Wheel two；28. inclined-planes one；29. inclined-planes two；30. master systems；31. counting devices；32. single-chip microcomputers；33. vibrating sensors；
34. memory modules；35. communication modules；36. fixtures.
Specific embodiment
The utility model is described further with reference to embodiment.
Embodiment 1
As shown in Fig. 1, Fig. 9 and Figure 17, the present embodiment includes housing, and housing includes lower house 1, upper shell 7 and protecgulum 17,
Lower house 1, upper shell 7 interfix, and lower house 1, the surface of upper shell 7 are provided with four fixtures 36, and by fixture 36 with
Protecgulum 17 is connected.Air chamber 2 is installed, air chamber 2 includes cavity and air film inside lower house 1.Upper shell 7 is provided with air inlet 8, outlet
Mouthfuls 10, inside is provided with magnetic valve 3, excessively stream shearing device 4, pressure sensor 5 and temperature sensor 6, protecgulum 17 be provided with unblock by
Button 18, battery case and battery cover 20, battery case are equipped with supplying cell 19, and protecgulum 17 is also equipped with liquid crystal display 16.Additionally, upper shell
7 surfaces are provided with driving wheel 1, and counting device 31 is provided between upper shell 7 and protecgulum 17.
Control board 15, the input of control board 15 are also equipped between upper shell 7, lower house 1 and protecgulum 17
It is connected with supplying cell 19, counting device 31, pressure sensor 5, temperature sensor 6 and unblock button 18, output end and electromagnetism
Valve 3 is connected.Control board 15 also carries out information exchange with liquid crystal display 16, master system 26.
Control board 15 is provided with single-chip microcomputer 32, vibrating sensor 33, memory module 34 and communication module 35, single-chip microcomputer 32
Input and supplying cell 19, counting device 31, pressure sensor 5, temperature sensor 6, unblock button 18 and vibrating sensing
Device 33 is connected, and output end is connected with magnetic valve 3.Single-chip microcomputer 32 also respectively with memory module 34, communication module 35 and liquid crystal display 16
Connection, communication module 35 carries out information exchange by wireless telecommunications and master system 30.
Counting device 31 includes read write line 11, chip 12 (IC chip or ID chips), geared system and character wheel 14, gear dress
It is set to gear train 13.Read write line 11 is connected with single-chip microcomputer 32, and is fixed on upper shell 7, and character wheel 14 is arranged on protecgulum 17.Tooth
Wheel group 13 is connected with character wheel 14, and chip 12 is arranged on gear train 13.
The present embodiment is arranged in user kitchen, and the air inlet 8 of gas meter, flow meter is connected with the admission line of gas pipeline, outlet
Mouth 10 is connected with the air inlet of household gas apparatus, without independent wiring, convenient construction.
Its operation principle is as follows：After combustion gas enters gas meter, flow meter by air inlet 8, by the reciprocating motion of air chamber 2, by master
Driving wheel 1 realizes the rotation of the gear train 13 of off-balancesheet, so that drive chip 12 subsidiary on gear train 13 to rotate, when chip 12 connects
Can be recognized by read write line 11 during nearly read write line 11, read write line 11 transmits a signal to single-chip microcomputer 32, and count is incremented for single-chip microcomputer 32, according to
It is secondary cumulative, so as to realize tally function.Character wheel 14 can in real time show gas consumption.Additionally, pressure sensor 5, temperature sensor 6
Send measured value to single-chip microcomputer 32.Single-chip microcomputer 32 carries out information processing, and realizes standard state by temperature and pressure compensation
Gas consumption converts, and solves trade error of the gas company caused by Climatic issues.Single-chip microcomputer 32 also communicates information to storage
Module 34, communication module 35 and liquid crystal display 16.Memory module 34 is stored to information, communication module 35 and master system 36
Information exchange is carried out, liquid crystal display 16 can show the information such as state, gas consumption, communication state and the fault alarm of magnetic valve 3.
When user pipe gas flow is excessive, excessively stream shearing device 4 will automatically cut off gas pipeline, after gas flow is normal, mistake
Stream shearing device 4 will automatically reset.In case of the failures such as leakage, superpressure, excessively stream, magnetic valve 3 are locked automatically, user is manually pressed by solution
Lock button 18 can just be unlocked.Master system 36 can user in real destiny according to and potential safety hazard alarm, and can realize remote
Process control, after the remote lock of master system 36, can only by after the remote de-locking of master system 36 and be manually pressed by unblock by
Button 18 can just be unlocked.
Embodiment 2
As shown in Fig. 2, Figure 10 and Figure 17, the places different from embodiment 1 are that the present embodiment uses tongue tube technology reality
Existing gas consumption is calculated.Counting device 31 includes tongue tube 21, magnet 22, geared system and character wheel 14, and geared system is gear
Group 13.Tongue tube 21 is fixed on upper shell 7, and is connected with single-chip microcomputer 32 by the terminal being inserted in control board 15.Magnetic
Iron 22 is arranged on gear train 13, and gear train 13 is connected with character wheel 14.To ensure precision, tongue tube 21 may also set up two, point
Not An Zhuan gear train 13 the left and right sides.
After combustion gas enters gas meter, flow meter by air inlet 8, by the reciprocating motion of air chamber 2, off-balancesheet is realized by driving wheel 1
Gear train 13 rotation, so as to drive magnet 22 subsidiary on gear train 13 to rotate, when magnet 22 is close to tongue tube 21, do
Reed pipe 21 is closed, and single-chip microcomputer 32 detects signal, and count is incremented, adds up successively, so as to realize tally function.
Embodiment 3
As shown in Fig. 3, Figure 11 and Figure 17, the places different from embodiment 1 are that the present embodiment uses photoimpact technology
Realize that gas consumption is calculated.Counting device 31 includes photoimpact receiving terminal 23, photoimpact transmitting terminal 24, geared system and word
Wheel 14, geared system is gear train 13.Gear train 13 is connected with character wheel 14, and gear train 13 is provided with a hole, and both sides set respectively
There are photoimpact receiving terminal 23, photoimpact transmitting terminal 24.Photoimpact receiving terminal 23 is connected with single-chip microcomputer 32, and is fixed on
On housing 17, photoimpact transmitting terminal 24 is arranged on gear train 13,
After combustion gas enters gas meter, flow meter by air inlet 8, by the reciprocating motion of air chamber 2, off-balancesheet is realized by driving wheel 1
Gear train 13 rotation, when photoimpact transmitting terminal 24, photoimpact receiving terminal 23 are straight with Kong Yi bars on gear train 13
During line, photoimpact receiving terminal 23 can receive a signal, and transmit a signal to single-chip microcomputer 32, and count is incremented for single-chip microcomputer 32,
Add up successively, so as to realize tally function.
Embodiment 4
As shown in Fig. 4, Figure 12 and Figure 17, the places different from embodiment 1 are that the present embodiment is opened using mechanical self-locking
The operation principle of pass realizes that gas consumption is measured.Counting device 31 includes occlusion detection circuit 25, locking press button 26, geared system
With character wheel 14, geared system is gear train 13.Gear train 13 is provided with inclined-plane 1, locking press button 26 and occlusion detection circuit 25
Connection, gear train 13 is connected with character wheel 14, and the output end of occlusion detection circuit 25 is connected with single-chip microcomputer 32, and is fixed on upper shell 7
On.
After combustion gas enters gas meter, flow meter by air inlet 8, by the reciprocating motion of air chamber 2, off-balancesheet is realized by driving wheel 1
Gear train 13 rotation, when the inclined-plane 1 on gear train 13 turns to self-lock switch 26, inclined-plane 1 gradually depress from
Lock-switch 26, occlusion detection circuit 25 detects self-lock switch 26 and closes once, transmits a signal to single-chip microcomputer 32, single-chip microcomputer 32
Count is incremented, adds up successively, so as to realize the metering of diaphragm gas meter.
Self-lock switch 26 can also be changed to regular tap.
Embodiment 5
As shown in Fig. 5, Figure 13 and Figure 17, the places different from embodiment 1 are, the present embodiment gearless group 13 and character wheel
14, driving wheel 1 changes driving wheel 2 27 into.Counting device 31 includes geared system, card reader 11 and chip 12 (IC chip or ID
Chip), geared system is driving wheel 2 27.Card reader 11 is fixed on upper shell 7, and chip 12 is arranged on driving wheel 2 27.
Embodiment 6
As shown in Fig. 6, Figure 14 and Figure 17, the places different from embodiment 2 are, the present embodiment gearless group 13 and character wheel
14, driving wheel 1 changes driving wheel 2 27 into.Counting device 31 includes geared system, tongue tube 21 and magnet 22, and geared system is
Driving wheel 2 27.Tongue tube 21 is fixed on upper shell 7, and is connected by the terminal and single-chip microcomputer 32 that are inserted in control board 15
Connect.Magnet 22 is arranged on driving wheel 27.
Embodiment 7
As shown in Fig. 7, Figure 15 and Figure 17, the places different from embodiment 3 are, the present embodiment gearless group 13 and character wheel
14, driving wheel 1 changes driving wheel 2 27 into.Counting device 31 includes photoimpact receiving terminal 23, geared system and photoimpact
Transmitting terminal 24, geared system is driving wheel 2 27.Driving wheel 2 27 is provided with a hole, and photoimpact receiving terminal 23 is fixed on
On housing 7, photoimpact transmitting terminal 24 is fixed on protecgulum 17.
Embodiment 8
As shown in Fig. 8, Figure 16 and Figure 17, the places different from embodiment 4 are, the present embodiment gearless group 13 and character wheel
14, driving wheel 1 changes driving wheel 2 27 into.Counting device 31 includes occlusion detection circuit 25, locking press button 26 and geared system,
Geared system is driving wheel 2 27.Driving wheel 2 27 is provided with inclined-plane 2 29, and locking press button 26 is connected with occlusion detection circuit 25,
Occlusion detection circuit 25 is fixed on upper shell 7.
As shown in figure 18, measure monitor method (being applied to above-described embodiment 1-8) of the present utility model comprises the following steps：
Step 1, system electrification, hardware initialization, parameter configuration；
Step 2, pressure sensor 5 carries out pressure measxurement；
Step 3, the detection signal of counting device 31, if detecting signal, continuous data adds 1, and communicates information to monolithic
Machine 32, performs step 4；If no signal, give up, directly perform step 6；
Step 4, temperature sensor 6 carries out temperature survey, and sends measured value to single-chip microcomputer 32 and realize temperature-compensating meter
Calculate combustion gas normal flow；
Step 5, single-chip microcomputer 32 communicates information to memory module 34, communication module 35, and communication module 35 is by information transmission
To master system 30；
Whether step 6, the detection magnetic valve 3 of single-chip microcomputer 32 locks, if locking, performs step 7；Conversely, then performing step
8；
Step 7, pressure value in setting time is compared with setting R, if pressure reduction exceedes rule in setting time
Definite value R, then carry out leakage alarm, then performs step 9；If not less than, directly perform step 9；
With highest limit value Q be compared pressure value by step 8, single-chip microcomputer 32, if exceeding, carries out overpressure alarm and locks
Magnetic valve 3, then performs step 9；Conversely, pressure value is compared with minimum limit value S, if being less than, low pressure alarming is carried out
And magnetic valve 3 is locked, then perform step 9；Conversely, then directly performing step 9；
Step 9, the vibration information that single-chip microcomputer 32 detects vibrating sensor 33 is compared with earthquake intensity VI degree, if
It is more than, then locks magnetic valve 3, then performs step 10；Otherwise then directly perform step 10；
Step 10, single-chip microcomputer 32 communicates information to liquid crystal display 16, and liquid crystal display 16 can show the state of magnetic valve 3, combustion gas
Consumption, communication state and fault alarm information；
Step 11, return to step 2.
The utility model can realize that data are efficiently and effectively copied and accepted, and the management of relevant departments can be facilitated again.Can examine rapidly
Feel the pressure change of gas meter, flow meter, judge whether pipeline breaks down, while taking corresponding measure.It is reasonable in design, it is simple and reliable, and
And it is cheap, market is more easily accepted by.
The above is not limited to the utility model only to specific embodiment of the utility model, for this
For the technical staff in field, this real utility model can have various modifications and variations.
Claims (8)
1. a kind of electronic type telemetering membrane type gas meter system, it includes gas meter, flow meter, master system, and the gas meter, flow meter includes shell
Body, the housing includes lower house, upper shell and protecgulum, and the lower house, upper shell interfix, the lower house, upper casing
Body is connected by the fixture on surface with the protecgulum, and air chamber is provided with inside the lower house, and the upper shell is provided with air inlet
Mouth, gas outlet；It is characterized in that, magnetic valve, pressure sensor and temperature sensor are provided with inside the upper shell, the protecgulum sets
There are unblock button, battery case and battery cover, the battery case is equipped with supplying cell, and the protecgulum is also equipped with liquid crystal display；It is described
Counting device is installed between upper shell and protecgulum, control circuit is installed between the upper shell, lower house and the protecgulum
Plate；
The input of the control board and the supplying cell, counting device, pressure sensor, temperature sensor and unblock
Button connects, output end is connected with the magnetic valve；The control board also carries out letter with the liquid crystal display, master system
Breath interaction.
2. electronic type telemetering membrane type gas meter system according to claim 1, it is characterised in that the control board sets
There are single-chip microcomputer, vibrating sensor, memory module and communication module, the input of the single-chip microcomputer and the supplying cell, counting
Device, pressure sensor, temperature sensor, unblock button and vibrating sensor connection, output end are connected with the magnetic valve；Institute
Single-chip microcomputer is stated also to be connected with the memory module, communication module and liquid crystal display respectively, the communication module by wireless telecommunications with
The master system carries out information exchange.
3. electronic type telemetering membrane type gas meter system according to claim 1, it is characterised in that the counting device includes
Read write line, chip and geared system, the read write line are fixed on the upper shell or protecgulum, the geared system with it is described on
Housing is connected, and the chip is arranged on the geared system.
4. electronic type telemetering membrane type gas meter system according to claim 1, it is characterised in that the counting device includes
Tongue tube, magnet and geared system, the tongue tube are fixed on the upper shell or protecgulum, the geared system with it is described on
Housing is connected, and the magnet is arranged on the geared system.
5. electronic type telemetering membrane type gas meter system according to claim 1, it is characterised in that the counting device includes
Photoimpact receiving terminal, photoimpact transmitting terminal and geared system；The geared system is provided with hole, and the photoimpact is received
End, photoimpact transmitting terminal are located at the geared system both sides, and one of them is fixed on the upper shell, then another is just solid
It is scheduled on the protecgulum.
6. electronic type telemetering membrane type gas meter system according to claim 1, it is characterised in that the counting device includes
Occlusion detection circuit, button and geared system, the geared system are connected with the upper shell, and its surface is provided with inclined-plane, institute
Occlusion detection circuit is stated to be fixed on the upper shell or protecgulum, and with the button connects.
7. electronic type telemetering membrane type gas meter system according to claim 2, it is characterised in that set inside the upper shell
There is excessively stream shearing device.
8. electronic type telemetering membrane type gas meter system according to claim 2, it is characterised in that the protecgulum is provided with word
Wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621312500.XU CN206192429U (en) | 2016-12-01 | 2016-12-01 | Electronic type teletransmission diaphragm type gas meter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621312500.XU CN206192429U (en) | 2016-12-01 | 2016-12-01 | Electronic type teletransmission diaphragm type gas meter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206192429U true CN206192429U (en) | 2017-05-24 |
Family
ID=58723254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621312500.XU Active CN206192429U (en) | 2016-12-01 | 2016-12-01 | Electronic type teletransmission diaphragm type gas meter system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206192429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370252A (en) * | 2016-12-01 | 2017-02-01 | 威海拙诚燃气安全设备有限公司 | Electronic type remote-transmission diaphragm gas meter system and measurement monitoring method thereof |
| CN108444578A (en) * | 2018-07-02 | 2018-08-24 | 威海拙诚燃气安全设备有限公司 | A kind of on-line monitoring method of diaphragm gas meter metering performance |
| CN109489777A (en) * | 2018-11-21 | 2019-03-19 | 北京市燃气集团有限责任公司 | A kind of volume correction instrument is uncapped detection circuit and the abnormal processing method of metering |
-
2016
- 2016-12-01 CN CN201621312500.XU patent/CN206192429U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370252A (en) * | 2016-12-01 | 2017-02-01 | 威海拙诚燃气安全设备有限公司 | Electronic type remote-transmission diaphragm gas meter system and measurement monitoring method thereof |
| CN108444578A (en) * | 2018-07-02 | 2018-08-24 | 威海拙诚燃气安全设备有限公司 | A kind of on-line monitoring method of diaphragm gas meter metering performance |
| CN109489777A (en) * | 2018-11-21 | 2019-03-19 | 北京市燃气集团有限责任公司 | A kind of volume correction instrument is uncapped detection circuit and the abnormal processing method of metering |
| CN109489777B (en) * | 2018-11-21 | 2020-01-24 | 北京市燃气集团有限责任公司 | Volume corrector cover opening detection circuit and metering abnormity processing method |
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