CN204924345U - Gas table is got and is pressed pipe assembly - Google Patents
Gas table is got and is pressed pipe assembly Download PDFInfo
- Publication number
- CN204924345U CN204924345U CN201520752430.9U CN201520752430U CN204924345U CN 204924345 U CN204924345 U CN 204924345U CN 201520752430 U CN201520752430 U CN 201520752430U CN 204924345 U CN204924345 U CN 204924345U
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- Prior art keywords
- pressure pipe
- gas
- pipe assembly
- flow meter
- plug
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- 229910001369 Brass Inorganic materials 0.000 claims description 8
- 239000010951 brass Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 56
- 239000000567 combustion gas Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model provides a gas table is got and is pressed pipe assembly, press the pipe including getting, the shaping is threaded on the axial one end circumference outer wall, the sealing plug has the follow get and press the pipe other end to stretch into stretch into the portion and be located in getting the intraductal chamber of pressure get the tip of pressing the outside of tubes, be used for with get and press intraductal chamber one end sealed. Gas table is got and is pressed pipe assembly passes through screw -thread fit and fastens on the gas table gas outlet. Like this, the gas gets into to get through gas table gas outlet presses intraductally, and get and press the pipe to receive gas pressure action, measurable quantity atmospheric pressure, but again because the sealed effect of sealing plug makes the gas not take place to leak. The utility model discloses a gas table is got and is pressed pipe assembly simple structure, the simple installation uses and measures the convenience, can be used to on -line measuring gas pressure.
Description
Technical field
The utility model relates to gas meter, flow meter equipment technical field, is specifically related to a kind of gas meter, flow meter pressure pipe assembly.
Background technology
Pressure pipe, pressure pipe, for measuring the pressure of certain point in pipe conveying fluid, is applied widely in petrochemical enterprise.The pressure information gathering each position of pipeline is in time needed, to monitor the working condition of conveying fluid in pipeline in time in the process of the transport such as oil, rock gas.
In the diaphragm gas meter of current manufacture and usage, substantially pressure tester is not carried, because diaphragm gas meter self is not with pressure tester, whether testing pipes pressure of therefore just having no idea meets the requirements, therefore a kind of gas meter, flow meter pressure pipe assembly is badly in need of for being arranged on gas meter, flow meter gas outlet easily, for detecting the pressure in gas meter, flow meter outlet pipe online.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the diaphragm gas meter not with pressure tester of the prior art cannot the defect of pressure in measuring channel, thus provide one to be arranged on gas meter, flow meter gas outlet easily, for detecting the pressure gas table pressure pipe assembly in gas meter, flow meter outlet pipe online.
The utility model provides a kind of gas meter, flow meter pressure pipe assembly, comprises
Pressure pipe, axial one end peripheral outer wall forms screw thread;
Sealing-plug, has and extend into described pressure pipe inner chamber the portion that stretches into and the end be positioned at outside described pressure pipe from the described pressure pipe other end, for being sealed described pressure pipe inner chamber one end.
Further, gas meter, flow meter pressure pipe assembly of the present utility model, in described pressure pipe, cavity wall forms internal thread, and the part that described sealing-plug extend into described pressure pipe inner chamber has the external thread with described internal thread interference fit.
Further, gas meter, flow meter pressure pipe assembly of the present utility model, described pressure pipe is provided with the pressure tap of 0.8-1.1mm away from one end of described sealing-plug.
Further, gas meter, flow meter pressure pipe assembly of the present utility model, described in stretch into portion and circumferentially form pickup groove near one end, described end, be provided with O-ring seal in described pickup groove.
Further, gas meter, flow meter pressure pipe assembly of the present utility model, the longitudinal section of described O-ring seal is right-angled trapezium or right-angle triangle.
Further, gas meter, flow meter pressure pipe assembly of the present utility model, described pressure pipe and described sealing-plug are made by brass, and described sealing-plug is hex screw.
Technical solutions of the utility model, tool has the following advantages:
1. the gas meter, flow meter pressure pipe assembly that provides of the utility model, is fastened on gas meter, flow meter gas outlet by threaded engagement.Like this, combustion gas enters in pressure pipe through gas meter, flow meter gas outlet, and pressure pipe is subject to gas pressure, can measure air pressure, but again due to sealing-plug sealing function, combustion gas is not leaked.Gas meter, flow meter pressure pipe assembly structure of the present utility model is simple, simple installation, uses and measures conveniently, can be used for on-line checkingi gaseous tension.
2. the gas meter, flow meter pressure pipe assembly that provides of the utility model, in described pressure pipe, cavity wall forms internal thread, the part that described sealing-plug extend into described pressure pipe inner chamber has the external thread with described internal thread interference fit.Adopt between internal and external screw thread sealing-plug and pressure pipe and can carry out dismounting easily, improve sealing property by interference fit simultaneously.
3. the gas meter, flow meter pressure pipe assembly that provides of the utility model, described in stretch into portion and circumferentially form pickup groove near one end, described end, be provided with O-ring seal in described pickup groove.After arranging O-ring seal, greatly can improve sealing property, gas meter, flow meter pressure pipe assembly of the present utility model makes to bear 75kpa pressure, and keeps more than 3min air tight under the pressure of 75kpa.
4. the gas meter, flow meter pressure pipe assembly that provides of the utility model, described pressure pipe and described sealing-plug are made by brass, and described sealing-plug is hex screw.Brass material can be antirust, and hex screw conveniently can turn sealing-plug simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of the gas meter, flow meter pressure pipe assembly of embodiment 1 of the present utility model;
Fig. 2 is the schematic diagram that the gas meter, flow meter pressure pipe assembly of embodiment 1 of the present utility model is arranged on gas meter, flow meter;
Fig. 3 is the front view of the gas meter, flow meter pressure pipe assembly of embodiment 2 of the present utility model;
Fig. 4 is the schematic diagram that the gas meter, flow meter pressure pipe assembly of embodiment 2 of the present utility model is arranged on gas meter, flow meter;
Fig. 5 is the structural representation of sealing-plug in the gas meter, flow meter pressure pipe assembly of embodiment 2 of the present utility model.
Description of reference numerals:
1-pressure pipe; 2-O-ring seal; 3-sealing-plug; 31-stretches into portion; 32-end; 33-pickup groove.
Embodiment
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
In addition, if below in the described different embodiment of the utility model involved technical characteristic do not form conflict each other and just can be combined with each other.
Embodiment 1
The present embodiment provides a kind of gas meter, flow meter pressure pipe assembly, as shown in Figure 1, comprises
Pressure pipe 1, axial one end peripheral outer wall forms screw thread;
Sealing-plug 3, has the end 32 extending into described pressure pipe 1 inner chamber the portion that stretches into 31 from described pressure pipe 1 other end and be positioned at outside described pressure pipe 1, for being sealed described pressure pipe 1 inner chamber one end.
The gas meter, flow meter pressure pipe assembly of the present embodiment, is fastened on gas meter, flow meter gas outlet by threaded engagement.Like this, combustion gas enters in pressure pipe 1 through gas meter, flow meter gas outlet, and pressure pipe 1 is subject to gas pressure, can measure air pressure, but again due to sealing-plug 3 sealing function, combustion gas is not leaked.The gas meter, flow meter pressure pipe assembly structure of the present embodiment is simple, and simple installation uses and measures conveniently, can be used for on-line checkingi gaseous tension.
Further, in described pressure pipe 1, cavity wall forms internal thread, the part that described sealing-plug 3 extend into described pressure pipe 1 inner chamber has the external thread with described internal thread interference fit.
Adopt between internal and external screw thread sealing-plug 3 and pressure pipe 1 and can carry out dismounting easily, improve sealing property by interference fit simultaneously.
Further, described pressure pipe 1 is provided with the pressure tap of 0.8-1mm away from one end (left side of Fig. 1 and 3) of described sealing-plug 3.As 0.8,0.9,1mm.
Specification M8 × the 1-6g (BS3643thread) of described screw thread, the specification of described internal and external screw thread is 2BA (threadBS93).
Preferably, described pressure pipe 1 and described sealing-plug 3 are made by brass, and described sealing-plug 3 is hex screw.
Brass material can be antirust, and hex screw can conveniently turn sealing-plug 3 simultaneously.
Embodiment 2
The present embodiment provides a kind of gas meter, flow meter pressure pipe assembly, as shown in Figure 3, comprises
Pressure pipe 1, axial one end peripheral outer wall forms screw thread;
Sealing-plug 3, has the end 32 extending into described pressure pipe 1 inner chamber the portion that stretches into 31 from described pressure pipe 1 other end and be positioned at outside described pressure pipe 1, for being sealed described pressure pipe 1 inner chamber one end.
The gas meter, flow meter pressure pipe assembly of the present embodiment, is fastened on gas meter, flow meter gas outlet by threaded engagement.Like this, combustion gas enters in pressure pipe 1 through gas meter, flow meter gas outlet, and pressure pipe 1 is subject to gas pressure, can measure air pressure, but again due to sealing-plug 3 sealing function, combustion gas is not leaked.The gas meter, flow meter pressure pipe assembly structure of the present embodiment is simple, and simple installation uses and measures conveniently, can be used for on-line checkingi gaseous tension.
Further, in described pressure pipe 1, cavity wall forms internal thread, the part that described sealing-plug 3 extend into described pressure pipe 1 inner chamber has the external thread with described internal thread interference fit.
Adopt between internal and external screw thread sealing-plug 3 and pressure pipe 1 and can carry out dismounting easily, improve sealing property by interference fit simultaneously.
The described portion 31 that stretches into circumferentially forms pickup groove 33 near one end, described end 32, is provided with O-ring seal 2 in described pickup groove 33.
After arranging O-ring seal 2, greatly can improve sealing property, the gas meter, flow meter pressure pipe assembly of the present embodiment makes to bear 75kpa pressure, and keeps more than 3min air tight under the pressure of 75kpa.
Preferably, the longitudinal section of described O-ring seal 2 is right-angled trapezium, and its shape also can be right-angle triangle.
Preferably, described pressure pipe 1 and described sealing-plug 3 are made by brass, and described sealing-plug 3 is hex screw.
Brass material can be antirust, and hex screw can conveniently turn sealing-plug 3 simultaneously.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain that the utility model creates.
Claims (6)
1. a gas meter, flow meter pressure pipe assembly, is characterized in that, comprises
Pressure pipe (1), axial one end peripheral outer wall forms screw thread;
Sealing-plug (3), have to extend into described pressure pipe (1) inner chamber from described pressure pipe (1) other end and stretch into portion (31) and be positioned at described pressure pipe (1) end outward (32), for described pressure pipe (1) inner chamber one end is sealed.
2. gas meter, flow meter pressure pipe assembly according to claim 1, it is characterized in that, described pressure pipe (1) interior cavity wall forms internal thread, and the part that described sealing-plug (3) extend into described pressure pipe (1) inner chamber has the external thread with described internal thread interference fit.
3. gas meter, flow meter pressure pipe assembly according to claim 2, is characterized in that, described pressure pipe (1) is provided with the pressure tap of 0.8-1mm away from one end of described sealing-plug (3).
4. the gas meter, flow meter pressure pipe assembly according to Claims 2 or 3, it is characterized in that, the described portion (31) that stretches into circumferentially forms pickup groove (33) near described end (32) one end, is provided with O-ring seal (2) in described pickup groove (33).
5. gas meter, flow meter pressure pipe assembly according to claim 4, is characterized in that, the longitudinal section of described O-ring seal (2) is right-angled trapezium or right-angle triangle.
6. the gas meter, flow meter pressure pipe assembly according to any one of claim 1-3, is characterized in that, described pressure pipe (1) and described sealing-plug (3) are made by brass, and described sealing-plug (3) is hex screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520752430.9U CN204924345U (en) | 2015-09-25 | 2015-09-25 | Gas table is got and is pressed pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520752430.9U CN204924345U (en) | 2015-09-25 | 2015-09-25 | Gas table is got and is pressed pipe assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204924345U true CN204924345U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520752430.9U Active CN204924345U (en) | 2015-09-25 | 2015-09-25 | Gas table is got and is pressed pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204924345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090527A (en) * | 2016-08-15 | 2016-11-09 | 江苏迪威高压科技股份有限公司 | A kind of rustless steel waterproof sealing chock plug |
-
2015
- 2015-09-25 CN CN201520752430.9U patent/CN204924345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090527A (en) * | 2016-08-15 | 2016-11-09 | 江苏迪威高压科技股份有限公司 | A kind of rustless steel waterproof sealing chock plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Zhengtai Instrument Measurement Industrial Park, No.1 Liangce Road, Beibaixiang Town, Leqing City, Wenzhou City, Zhejiang Province, 325603 Patentee after: ZHEJIANG CHINT INSTRUMENT & METER Co.,Ltd. Address before: 325603 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG CHINT INSTRUMENT & METER Co.,Ltd. |
|
| CP03 | Change of name, title or address |