CN205537871U - Be used for detecting gas table temperature adaptation nature test device - Google Patents
Be used for detecting gas table temperature adaptation nature test device Download PDFInfo
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- CN205537871U CN205537871U CN201620059799.6U CN201620059799U CN205537871U CN 205537871 U CN205537871 U CN 205537871U CN 201620059799 U CN201620059799 U CN 201620059799U CN 205537871 U CN205537871 U CN 205537871U
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Abstract
The utility model discloses a be used for detecting gas table temperature adaptation nature test device, including heat exchanger, high low -temperature constant -temperature case, thermotank, vacuum device, standard flowmeter volume platform, dehumidifier. High low -temperature constant -temperature incasement device is detected gas table, and the delivery outlet that is detected the gas table is connected to heat exchanger's heat exchange tube, and exit linkage to the thermotank of heat exchange tube, thermotank are connected with the standard flowmeter volume again. Vacuum device is connected with standard flowmeter volume platform. Standard flowmeter volume platform sets up the flowmeter, the first valve group of the intake pipe joint connection standard flow measurement platform of flowmeter, the second valve group of the play the pipe connection connection standard flow measurement platform of flowmeter. The utility model discloses simple structure, easy preparation, energy consumption are hanged down.
Description
Technical field
This utility model relates to gas meter, flow meter technical field, is specifically related to a kind of for detecting gas meter, flow meter temperature adaptability test device.
Background technology
China is gas reserves, produces and consume big country, and the utensil gas meter, flow meter as gas metering is widely used, and has been enter into samll cities and towns and rural area, and requirement is huge.Gas meter, flow meter is as national measurement product, its stability, the accuracy direct relation national economy of metering, and the metering accuracy of gas meter, flow meter is directly related with temperature.China is vast in territory and the north and south temperature difference is relatively big (-35～+45 DEG C), and same gas meter, flow meter uses at different temperatures, and its error in dipping is different, and this error resulting in the use combustion gas that user uses gas meter, flow meter to be measured for a long time is big.Therefore, having temperature compensation function to gas meter, flow meter is problem demanding prompt solution.
Utility model content
In view of this, the application provides a kind of for detecting gas meter, flow meter temperature adaptability test device, solves the gas meter, flow meter temperature adaptability test plant energy consumption in current technology high, and cost is high, the problem of not energy-conserving and environment-protective, can make flow platform use in the case of different flow.
For solving above technical problem, the technical scheme that this utility model provides is a kind of for detecting gas meter, flow meter temperature adaptability test device, including heat exchanger, high/low temperature calorstat, temperature chamber, negative pressure device, normal flow metering platform, dehumidifier；
In high/low temperature calorstat, device is detected gas meter, flow meter, and the delivery outlet of detected gas meter, flow meter is connected to the heat exchanger tube of heat exchanger, and the outlet of heat exchanger tube is connected to temperature chamber, and temperature chamber is connected with normal flow metering platform again；
Negative pressure device is connected with normal flow metering platform；Dehumidifier is connected with heat exchanger；
Described normal flow metering platform arranges first-class gauge, second gauge, the first valve group of the air inlet pipe joint connection standard flow measurement platform of described first, second effusion meter；Second valve group of the escape pipe joint connection standard flow measurement platform of described first, second effusion meter.
Further, the entrance of described first valve group connects the first header, and described first header connects with described first valve group.
Further, the outlet of described second valve group connects the second header, and described second header connects with described second valve group.
Further, described second header outlet is connected with negative pressure device.
Further, the gas in described thermal adaptability device is passed in heat exchanger after the gap flowing through between heat exchanger tube occurs heat exchange and is transported to described high/low temperature calorstat.
Further, described high/low temperature calorstat and temperature chamber connect heat-exchanger rig, and described heat-exchanger rig is external.
Compared with prior art, the beneficial effects of the utility model are:
Gas meter, flow meter temperature adaptability test device described in the utility model utilizes heat exchanger that the input gas of high/low temperature calorstat and output gas are carried out heat exchange, effective use of energy sources, reduces high/low temperature calorstat and the power consumption of temperature chamber.This utility model simple in construction, processing and manufacturing difficulty is little, and cost of manufacture is low, high financial profit.This utility model flow-control platform uses wet type radiacmeter to control to measure with the combination of valve group, and precision is high, and flow platform can be made to use in the case of different flow.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Seeing Fig. 1, described by this utility model is a kind of for detecting gas meter, flow meter temperature adaptability test device, and this device includes that heat exchanger 1, high/low temperature calorstat 2, temperature chamber 3, negative pressure device 4, normal flow measure platform 5, dehumidifier 6, system control position 7.In high/low temperature calorstat 2, device is detected gas meter, flow meter 8, and the delivery outlet of detected gas meter, flow meter 8 is connected to the heat exchanger tube 9 of heat exchanger 1, and the outlet of heat exchanger tube 9 is connected to temperature chamber 3, and temperature chamber 3 is connected with normal flow metering platform 5 again.High/low temperature calorstat 2 and temperature chamber 3 external connection heat exchanger, described heat exchanger uses air-cooled condenser.
Normal flow described in the utility model metering platform 5 arranges first-class gauge 51, second gauge 52, described first-class gauge 51, the first valve group 11 of air inlet pipe joint connection standard flow measurement platform 5 of second gauge 52；Described first-class gauge 51, the second valve group 12 of escape pipe joint connection standard flow measurement platform 5 of second gauge 52.And, normal flow metering platform 5 is additionally provided with first header the 53, second header 54；First header 53 connects the entrance of the first valve group 11, and the second header 54 connects the outlet of the second valve group 12；Further, the second header 54 exports and is connected with negative pressure device 4.
First valve group 11 described in the utility model is composed in parallel by 4 shutoff valves.Described second valve group 12 is made up of 4 groups of valve group parallel connections, and wherein, often group valve group is formed by shutoff valve and control valve.Heat exchanger tube 9 outer wall connects fin.
During use, system control position 7 controls each component operation, and gas is transported in detected gas meter, flow meter 8 after being passed into the gap generation heat exchange flowing through heat exchanger tube 9 in heat exchanger 1.Gas carries out heat exchange by being passed in heat exchanger 1 the output gas with detected gas meter, flow meter 8 again after dehumidifier 6, utilize heat exchanger 1 to make to enter the gas of detected gas meter, flow meter 8 and carry out heat exchange with from high/low temperature calorstat 2 high temperature out or low temperature output gas in advance, so that the output gas that the output gas of high temperature reduces temperature or low temperature rises high-temperature, it is passed into the most again in temperature chamber 3 and makes to export the standard temperature 20 ± 2 DEG C that gas temperature reaches constant, enter back in normal flow metering platform 5 and measure, the most just can get the standard meter value of gas, carry out calculating contrast with the show value of detected gas meter, flow meter 8 and i.e. can confirm that whether detected gas meter, flow meter is qualified products.The gas entering detected gas meter, flow meter is heated the most in advance or is passed into high/low temperature calorstat 2 again after cooling, such that it is able to reduce the operating power of high/low temperature calorstat 2, just the gas of entrance can be heated or cool to required temperature without full power operation, thus reduce the power consumption of high/low temperature calorstat, it is effectively saved the energy, reduce production cost, flow platform can be made to use in the case of different flow.
Below it is only preferred implementation of the present utility model, it is noted that above-mentioned preferred implementation is not construed as restriction of the present utility model, and protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, without departing from spirit and scope of the present utility model, it is also possible to making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. it is used for detecting a gas meter, flow meter temperature adaptability test device, including heat exchanger, high/low temperature calorstat, temperature chamber, negative pressure device, normal flow metering platform, dehumidifier；It is characterized in that,
In high/low temperature calorstat, device is detected gas meter, flow meter, and the delivery outlet of detected gas meter, flow meter is connected to the heat exchanger tube of heat exchanger, and the outlet of heat exchanger tube is connected to temperature chamber, and temperature chamber is connected with normal flow metering platform again；
Negative pressure device is connected with normal flow metering platform；Dehumidifier is connected with heat exchanger；
Described normal flow metering platform arranges first-class gauge, second gauge, the first valve group of the air inlet pipe joint connection standard flow measurement platform of described first, second effusion meter；Second valve group of the escape pipe joint connection standard flow measurement platform of described first, second effusion meter.
The most according to claim 1 for detecting gas meter, flow meter temperature adaptability test device, it is characterised in that the entrance of described first valve group connects the first header, described first header connects with described first valve group.
The most according to claim 1 for detecting gas meter, flow meter temperature adaptability test device, it is characterised in that the outlet of described second valve group connects the second header, described second header connects with described second valve group.
The most according to claim 3 for detecting gas meter, flow meter temperature adaptability test device, it is characterised in that described second header outlet is connected with negative pressure device.
The most according to claim 1 for detecting gas meter, flow meter temperature adaptability test device, it is characterized in that, the gas in described thermal adaptability device is passed in heat exchanger after the gap flowing through between heat exchanger tube occurs heat exchange and is transported in described high/low temperature calorstat.
The most according to claim 1 for detecting gas meter, flow meter temperature adaptability test device, it is characterised in that described high/low temperature calorstat and temperature chamber connect heat-exchanger rig, and described heat-exchanger rig is external.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059799.6U CN205537871U (en) | 2016-01-21 | 2016-01-21 | Be used for detecting gas table temperature adaptation nature test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059799.6U CN205537871U (en) | 2016-01-21 | 2016-01-21 | Be used for detecting gas table temperature adaptation nature test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205537871U true CN205537871U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620059799.6U Expired - Fee Related CN205537871U (en) | 2016-01-21 | 2016-01-21 | Be used for detecting gas table temperature adaptation nature test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205537871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593054A (en) * | 2018-03-21 | 2018-09-28 | 中国科学院理化技术研究所 | A kind of scaling method and device of cryogenic flow meter |
-
2016
- 2016-01-21 CN CN201620059799.6U patent/CN205537871U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593054A (en) * | 2018-03-21 | 2018-09-28 | 中国科学院理化技术研究所 | A kind of scaling method and device of cryogenic flow meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20190121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |