CN206556732U - A kind of portable standard law gas meter detection device - Google Patents
A kind of portable standard law gas meter detection device Download PDFInfo
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- CN206556732U CN206556732U CN201720246496.XU CN201720246496U CN206556732U CN 206556732 U CN206556732 U CN 206556732U CN 201720246496 U CN201720246496 U CN 201720246496U CN 206556732 U CN206556732 U CN 206556732U
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 85
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000007664 blowing Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 70
- 239000000567 combustion gas Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
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Abstract
A kind of portable standard law gas meter detection device, is related to a kind of gas meter, flow meter gauge check technology, in order to the measuring and testing device place for solving existing gas meter, flow meter is limited, low accuracy of detection and the problem of low detection efficiency.PLC electrical control cubicles of the present utility model are connected with notebook computer；The signal end of ventilating fan, the switching signal end of N number of switch valve and flow control valve is connected with PLC electrical control cubicles simultaneously；Ventilating fan is connected with air accumulator；Ultrasonic flowmeter is connected by process pipelines with air accumulator；Pressure regulator valve is arranged on process pipelines；Ultrasonic flowmeter is connected by bus process pipelines with gas meter, flow meter；Gas meter, flow meter is in communication with the outside by process pipelines；Flow control valve is arranged on the process pipelines being in communication with the outside of gas meter, flow meter；N number of switch valve is respectively used to control the break-make of every segment process pipeline；N is the positive integer more than or equal to 3.Have the beneficial effect that accuracy of detection is high, efficiency high is not limited by place.
Description
Technical field
The utility model is related to a kind of gas meter, flow meter gauge check technology.
Background technology
The measuring and testing device of existing gas meter, flow meter is bell cover type gas meter, and the profile of its device is cylindric cover
Body, this calibrating installation is limited by the field, after can only being installed in laboratory, could carry out gauge check, not possess locomotivity,
And the influence accuracy of detection of examined principle is not high, the precision of existing apparatus is 0.5 grade；And detection can only be to one every time
Gas meter, flow meter is detected that detection efficiency is low.
Utility model content
The purpose of this utility model is that the measuring and testing device place of existing gas meter, flow meter is limited, accuracy of detection in order to solve
The problem of low and low detection efficiency, propose a kind of portable standard law gas meter detection device.
A kind of portable standard law gas meter detection device described in the utility model, including PLC electrical control cubicles, air accumulator,
Pressure regulator valve, process pipelines, ultrasonic flowmeter, calibration operation cabinet, ventilating fan, flow control valve and N number of switch valve；
The equipment controling signal input of the equipment controling signal input/output terminal and notebook computer of the PLC electrical control cubicles is defeated
Go out end to be connected；
The rotation control signal input of the ventilating fan is connected with the rotation control signal output end of PLC electrical control cubicles；
The switching signal output end of the PLC electrical control cubicles is connected with the switch signal input end of N number of switch valve simultaneously, PLC
The flow signal output end of electrical control cubicles is connected with the flow signal input of flow control valve；
The ventilating fan and air accumulator are arranged on inside calibration operation cabinet；The blowing mouth of ventilating fan and gas storage canister incoming gas
Mouth is connected；
The inlet end of the ultrasonic flowmeter is connected by process pipelines with the gas outlet of air accumulator；
The pressure regulator valve is arranged on the process pipelines between the inlet end of ultrasonic flowmeter and the gas outlet of air accumulator；
The escape pipe of the ultrasonic flowmeter connects gas end by one of bus process pipelines and gas meter, flow meter and is connected；Gas meter, flow meter
Another connect gas end and be in communication with the outside by process pipelines；
The flow control valve be arranged on gas meter, flow meter another connect on the process pipelines that gas end is in communication with the outside；
N number of switch valve is respectively used to control the break-make of every segment process pipeline；
The N is the positive integer more than or equal to 3.
The beneficial effects of the utility model are the standard scale as detection gas meter, flow meter using ultrasonic flowmeter, improve detection
Precision, saves detection time, and accuracy of detection reaches 0.2 grade, and detection time reduces 10%；Using air accumulator, pressure regulator valve and work
Pipeline adc simulates the course of work of gas meter, flow meter, can be simultaneously to N number of switch valve, flow control valve and air inlet using PLC electrical control cubicles
Blower fan is controlled so that the measuring and testing device of gas meter, flow meter is not limited by place；Portable standard described in the utility model
Method gas meter detection device can be detected simultaneously to many gas meter, flow meters simultaneously, multiple gas meter, flow meters need to only be connected and accessed, because
This, detection efficiency is high.
Brief description of the drawings
Fig. 1 is a kind of portable standard law gas meter, flow meter for being detected to multiple gas meter, flow meters simultaneously in embodiment one
Structure of the detecting device schematic diagram；
A kind of portable standard law gas meter, flow meter detection dress that Fig. 2 is detected for single gas meter, flow meter in embodiment one
Put structural representation；
Fig. 3 is a kind of structural representation of portable standard law gas meter detection device in specific implementation four and five.
Embodiment
Embodiment one：Illustrate present embodiment with reference to Fig. 1 and Fig. 2, one kind described in present embodiment is portable
Standard law gas meter detection device, including PLC electrical control cubicles 2, air accumulator 3, pressure regulator valve 4, process pipelines 5, ultrasonic flowmeter 6, inspection
Determine working cabined 7, ventilating fan 11, flow control valve 13 and N number of switch valve；
The equipment controling signal input/output terminal of the PLC electrical control cubicles 2 is inputted with the equipment controling signal of notebook computer 1
Output end is connected；
The rotation control signal input of the ventilating fan 11 and the rotation control signal output end phase of PLC electrical control cubicles 2
Even；
The switching signal output end of the PLC electrical control cubicles 2 is connected with the switch signal input end of N number of switch valve simultaneously, PLC
The flow signal output end of electrical control cubicles 2 is connected with the flow signal input of flow control valve 13；PLC electrical control cubicles 2 are used for basis
The standby control signal that notebook computer 1 is sent is to the rotating of ventilating fan 11, the break-make of N number of switch valve and flow control valve 13
Regulating degree is controlled；
The ventilating fan 11 and air accumulator 3 are arranged on inside calibration operation cabinet 7；The blowing mouth of ventilating fan 11 and gas storage
The air inlet of tank 3 is connected；Air accumulator 3 is used for gas storage；
The inlet end of the ultrasonic flowmeter 6 is connected by process pipelines 5 with the gas outlet of air accumulator 3；Ultrasonic flowmeter 6
For the standard scale as detection gas meter, flow meter；
The pressure regulator valve 4 is arranged on the process pipelines 5 between the gas outlet of the inlet end of ultrasonic flowmeter 6 and air accumulator 3
On；Pressure regulator valve 4 is used for the pressure for controlling to enter the internal gas of ultrasonic flowmeter 6；
The escape pipe of the ultrasonic flowmeter 6 connects gas end by one of bus process pipelines 5 and gas meter, flow meter 8 and is connected；Combustion
Another of gas meter 8 connects gas end and is in communication with the outside by process pipelines 5；Process pipelines 5 are used for the course of work for simulating gas meter, flow meter；
The flow control valve 13 be arranged on gas meter, flow meter 8 another connect on the process pipelines 5 that gas end is in communication with the outside；Stream
Adjustable valve 13 goes out throughput for regulating gas table 8；
N number of switch valve is respectively used to control the break-make of every segment process pipeline 5；
The N is the positive integer more than or equal to 3.
In the present embodiment, using standard scale of the ultrasonic flowmeter 6 as detection gas meter, flow meter 8, accuracy of detection is improved,
Detection time is saved, the course of work of gas meter, flow meter is simulated using air accumulator 3, pressure regulator valve 4 and process pipelines 5, using PLC electricity
Control cabinet 2 can be controlled to N number of switch valve, flow control valve 13 and ventilating fan 11 simultaneously so that the metering of gas meter, flow meter 8
Detection means is not limited by place；Portable standard law gas meter detection device described in present embodiment can be simultaneously to many
Gas meter, flow meter 8 is detected simultaneously, multiple gas meter, flow meters need to only be connected and accessed.
Embodiment two：Present embodiment is to a kind of portable standard law combustion gas described in embodiment one
Table detection means is further limited, in the present embodiment, in addition to multiple movable pulleys 10；
Multiple movable pulleys 10 are each attached to the bottom of calibration operation cabinet 7.
In the present embodiment, by increasing multiple movable pulleys 10, a kind of portable standard law combustion that this implementation is described is made
The movement of Natural gas meter inspection device gets up more convenient, it is easier to.
Embodiment three：Present embodiment is to a kind of portable standard law combustion gas described in embodiment one
Table detection means is further limited, in the present embodiment, in addition to manual meter-clamping apparatus 9；
The fixing end of the manual meter-clamping apparatus 9 is fixed on calibration operation cabinet 7, and the bare terminal end of manual meter-clamping apparatus 9 is used to press from both sides
Gas meter, flow meter 8 is held, manual meter-clamping apparatus 9 are used to gas meter, flow meter 8 is fixed.
In the present embodiment, by increasing manual meter-clamping apparatus 9, the fixation to gas meter, flow meter 8 is completed, fixed effect is stable,
And fixed required time is less.
Embodiment four：Illustrate present embodiment with reference to Fig. 3, present embodiment is to described in embodiment one
A kind of portable standard law gas meter detection device further limit, in the present embodiment, the escape pipe of ultrasonic flowmeter 6
Process pipelines 5 between gas meter, flow meter 8 include bus process pipelines, branch's process pipelines and No. two branch's process pipelines；
The process pipelines 5 being in communication with the outside include the outer process pipelines of one number service and No. two lead to outer process pipelines；
One end of the bus process pipelines is connected with the escape pipe of ultrasonic flowmeter 6, the other end of bus process pipelines
It is connected simultaneously with one end of branch's process pipelines and one end of No. two branch's process pipelines；
The other end of number branch's process pipelines connects gas end with one of gas meter, flow meter 8 and is connected, No. two branch's process ducts
The other end of line connects gas end with another of gas meter, flow meter 8 and is connected, also, one end of the outer process pipelines of one number service is arranged on No. one point
On the side wall of branch process pipelines, No. two one end for leading to outer process pipelines are arranged on the side wall of No. two branch's process pipelines.
In the present embodiment, by the process pipelines 5 between the escape pipe and gas meter, flow meter 8 of ultrasonic flowmeter 6 and with it is outer
The process pipelines 5 of boundary's connection control the airintake direction and outgassing direction of gas meter, flow meter 8, so that being examined to the access of gas meter, flow meter 8
During survey, it is to avoid access way mistake, so as to save the turn-on time of gas meter, flow meter 8.
Embodiment five：It is to described in embodiment four to illustrate present embodiment present embodiment with reference to Fig. 3
A kind of portable standard law gas meter detection device further limit, in the present embodiment, N=6；
Six switch valves are respectively：Number switch valve 12, No. two switch valves 16, No. three switch valves 14, No. four switch valves 15,
No. five switch valves 17 and No. six switch valves 18；
A number switch valve 12 is arranged on the technique between the gas outlet of the inlet end of ultrasonic flowmeter 6 and air accumulator 3
On pipeline 5, a switch valve 12 is used to control the process duct between the inlet end of ultrasonic flowmeter 6 and the gas outlet of air accumulator 3
The break-make of line 5；
No. two switch valves 16 are arranged on bus process pipelines, and No. two switch valves 16 are used for controlling bus process pipelines
Break-make；
No. three switch valves 14 are arranged on branch's process pipelines, and No. three switch valves 14 are used to control a branch
The break-make of process pipelines；
No. four switch valves 15 are arranged on No. two branch's process pipelines, and No. four switch valves 15 are used to control No. two branches
The break-make of process pipelines；
No. five switch valves 17 are arranged on No. two and led on outer process pipelines, and No. five switch valves 17 are used to control No. two to lead to outer
The break-make of process pipelines；
No. six switch valves 18 are arranged on the outer process pipelines of one number service, and No. six switch valves 18 are used to control outside one number service
The break-make of process pipelines；
Wherein, No. three switch valves (14) and No. five switch valves (17) are switched on or off state while being in；No. four switch valves
And No. six switch valves (18) are while in being switched on or off state, to reach the purpose of the normal work of gas meter, flow meter 8 (15).
In the present embodiment, the airintake direction and outlet that are switched on or off controlling gas meter, flow meter 8 of six switch valves are passed through
Direction, so that when being detected to the access of gas meter, flow meter 8, it is to avoid access way mistake, so that when saving the access of gas meter, flow meter 8
Between.
Embodiment six：Present embodiment is to a kind of portable standard law combustion gas described in embodiment one
Table detection means is further limited, in the present embodiment, in addition to temperature sensor and pressure sensor；
The temperature sensor is arranged at the inlet end of ultrasonic flowmeter 6 and the outlet of air accumulator 3 with pressure sensor
On process pipelines 5 between mouthful；Temperature sensor is used to gather the temperature data for entering ultrasonic flowmeter 6, and pressure sensor is used
Enter the pressure data of ultrasonic flowmeter 6 in collection；The temperature data output end of temperature sensor and data in notebook computer 1
The temperature data input of acquisition system is connected, and the pressure data output end of pressure sensor is adopted with data in notebook computer 1
The pressure data input of collecting system is connected.
In the present embodiment, the temperature data gathered by temperature sensor by pressure sensor with gathering number pressure
It is modified according to the data to data collecting system in notebook computer 1, and then influences notebook computer 1 to PLC electrical control cubicles 2
Control, with reach improve accuracy of detection purpose.
Claims (6)
1. a kind of portable standard law gas meter detection device, it is characterised in that including PLC electrical control cubicles (2), air accumulator (3), adjust
Pressure valve (4), process pipelines (5), ultrasonic flowmeter (6), calibration operation cabinet (7), ventilating fan (11), flow control valve (13) and
N number of switch valve；
The equipment controling signal input/output terminal of the PLC electrical control cubicles (2) is inputted with the equipment controling signal of notebook computer (1)
Output end is connected；
The rotation control signal input of the ventilating fan (11) and the rotation control signal output end phase of PLC electrical control cubicles (2)
Even；
The switching signal output end of the PLC electrical control cubicles (2) is connected with the switch signal input end of N number of switch valve simultaneously, PLC electricity
The flow signal output end of control cabinet (2) is connected with the flow signal input of flow control valve (13)；
It is internal that the ventilating fan (11) and air accumulator (3) are arranged on calibration operation cabinet (7)；The blowing mouth of ventilating fan (11) with
Air accumulator (3) air inlet is connected；
The inlet end of the ultrasonic flowmeter (6) is connected by process pipelines (5) with the gas outlet of air accumulator (3)；
The pressure regulator valve (4) is arranged on the process pipelines between the gas outlet of the inlet end of ultrasonic flowmeter (6) and air accumulator (3)
(5) on；
The escape pipe of the ultrasonic flowmeter (6) connects gas end by one of bus process pipelines (5) and gas meter, flow meter (8) and is connected；
Another of gas meter, flow meter (8) connects gas end and is in communication with the outside by process pipelines (5)；
The flow control valve (13) be arranged on gas meter, flow meter (8) another connect on the process pipelines (5) that gas end is in communication with the outside；
N number of switch valve is respectively used to control the break-make of every segment process pipeline (5)；
The N is the positive integer more than or equal to 3.
2. a kind of portable standard law gas meter detection device according to claim 1, it is characterised in that also including multiple
Movable pulley (10)；
Multiple movable pulleys (10) are each attached to calibration operation cabinet (7) bottom.
3. a kind of portable standard law gas meter detection device according to claim 1, it is characterised in that also including manual
Meter-clamping apparatus (9)；
The fixing end of the manual meter-clamping apparatus (9) is fixed on calibration operation cabinet (7), and the bare terminal end of manual meter-clamping apparatus (9) is used for
Clamp gas meter, flow meter (8).
4. a kind of portable standard law gas meter detection device according to claim 1, it is characterised in that ultrasonic flowmeter
(6) the process pipelines (5) between escape pipe and gas meter, flow meter (8) include bus process pipelines, branch's process pipelines and two
Number branch's process pipelines；
The process pipelines (5) being in communication with the outside include the outer process pipelines of one number service and No. two lead to outer process pipelines；
One end of the bus process pipelines is connected with the escape pipe of ultrasonic flowmeter (6), and the other end of bus process pipelines is same
One end of Shi Yuyi branches process pipelines is connected with one end of No. two branch's process pipelines；
The other end of number branch's process pipelines connects gas end with one of gas meter, flow meter (8) and is connected, No. two branch's process pipelines
The other end connect gas end with another of gas meter, flow meter (8) and be connected, also, one end of the outer process pipelines of one number service is arranged on No. one point
On the side wall of branch process pipelines, No. two one end for leading to outer process pipelines are arranged on the side wall of No. two branch's process pipelines.
5. a kind of portable standard law gas meter detection device according to claim 4, it is characterised in that N=6；
Six switch valves are respectively：Number switch valve (12), No. two switch valves (16), No. three switch valves (14), No. four switch valves
(15), No. five switch valves (17) and No. six switch valves (18)；
A number switch valve (12) is arranged on the work between the gas outlet of the inlet end of ultrasonic flowmeter (6) and air accumulator (3)
On pipeline adc (5)；
No. two switch valves (16) are arranged on bus process pipelines；
No. three switch valves (14) are arranged on branch's process pipelines；
No. four switch valves (15) are arranged on No. two branch's process pipelines；
No. five switch valves (17) are arranged on No. two and led on outer process pipelines；
No. six switch valves (18) are arranged on the outer process pipelines of one number service；
Wherein, No. three switch valves (14) and No. five switch valves (17) are switched on or off state while being in；No. four switch valves (15)
With No. six switch valves (18) state is switched on or off while being in.
6. a kind of portable standard law gas meter detection device according to claim 1, it is characterised in that also including temperature
Sensor and pressure sensor；
The temperature sensor is arranged at the inlet end of ultrasonic flowmeter (6) and the outlet of air accumulator (3) with pressure sensor
On process pipelines (5) between mouthful；The temperature data output end of temperature sensor and data collecting system in notebook computer (1)
Temperature data input be connected, the pressure data output end of pressure sensor and data collecting system in notebook computer (1)
Pressure data input be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246496.XU CN206556732U (en) | 2017-03-14 | 2017-03-14 | A kind of portable standard law gas meter detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246496.XU CN206556732U (en) | 2017-03-14 | 2017-03-14 | A kind of portable standard law gas meter detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206556732U true CN206556732U (en) | 2017-10-13 |
Family
ID=60365476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720246496.XU Expired - Fee Related CN206556732U (en) | 2017-03-14 | 2017-03-14 | A kind of portable standard law gas meter detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206556732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116242460A (en) * | 2023-05-11 | 2023-06-09 | 莒南县计量测试所 | Error calibrating device for gas meter |
-
2017
- 2017-03-14 CN CN201720246496.XU patent/CN206556732U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116242460A (en) * | 2023-05-11 | 2023-06-09 | 莒南县计量测试所 | Error calibrating device for gas meter |
| CN116242460B (en) * | 2023-05-11 | 2023-09-19 | 莒南县计量测试所 | Error calibrating device for gas meter |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |