CN100585359C - Gas pressure regulator test device - Google Patents

Gas pressure regulator test device Download PDF

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Publication number
CN100585359C
CN100585359C CN200810025101A CN200810025101A CN100585359C CN 100585359 C CN100585359 C CN 100585359C CN 200810025101 A CN200810025101 A CN 200810025101A CN 200810025101 A CN200810025101 A CN 200810025101A CN 100585359 C CN100585359 C CN 100585359C
Authority
CN
China
Prior art keywords
inlet
piezometric tube
exit
pressure regulator
outlet
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.)
Expired - Fee Related
Application number
CN200810025101A
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Chinese (zh)
Other versions
CN101266187A (en
Inventor
金国平
吴建伟
刘宏亮
王金流
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Ke Xin gas-fired equipment Co., Ltd
Original Assignee
CHANGZHOU CITY COSHIN GAS EQUIPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHANGZHOU CITY COSHIN GAS EQUIPMENT Co Ltd filed Critical CHANGZHOU CITY COSHIN GAS EQUIPMENT Co Ltd
Priority to CN200810025101A priority Critical patent/CN100585359C/en
Publication of CN101266187A publication Critical patent/CN101266187A/en
Application granted granted Critical
Publication of CN100585359C publication Critical patent/CN100585359C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a measuring device for fuel gas voltage regulator, comprising: an entrance seal flange and an exit seal flange set oppositely, an entrance piezometer tube connected to the entrance seal flange, an exit piezometer tube connected to the exit seal flange, a transmission pressing mechanism in transmission connection with the entrance piezometer tube or the exit piezometer tube, an barometre set on the entrance piezometer tube and an entrance gas in and out control ball valve, and an exit barometre set on the exit piezometer tube; injecting compacted air into the entrance piezometer tube through the entrance gas in and out control ball valve, setting test pressure valve, closing a valve port of the fuel gas voltage regulator to be measured; it is qualified if the pressure valve of the exit barometre is no more than the permissible value; injecting compacted air into the entrance piezometer tube of the fuel gas voltage regulator to be measured through the entrance gas in and out control ball valve, setting different test pressure values, regulating a setting nut of the o more than the permissible value; injecting compacted air into the entrance piezometer tube of the so as to detect whether the exit pressure thereof is stable.

Description

The proving installation of gas pressure regulator, governor
Technical field
The present invention relates to a kind of proving installation of gas pressure regulator, governor.
Back of the body amount technology
At present, gas pressure regulator, governor is widely used on the city gas conveyance conduit, and what the reliability of its voltage regulation function directly had influence on the resident uses gas safety.Chinese patent literature notification number CN2636019 discloses a kind of gas pressure regulator, governor, by the main film between valve body, loam cake, bottom, valve port, the diaphragm lower casing that is connected valve body top, diaphragm upper casing, the diaphragm upper and lower shell, the valve rod being located at the balance film between homophony spring, balance film inner pallet and the loam cake on the diaphragm support and passing loam cake, balance film, balance film inner pallet, main film, pallet and be connected with valve, and the formations such as valve that are connected valve rod bottom, valve port below.Also be provided with shearing device in the valve body chamber, investing inboard, valve body gas outlet has the cut-out control gear.Chinese patent literature notification number CN2432411 also discloses a kind of gas pressure regulator, governor, and the valve body of pressure regulator adopts the header structure, in establish valve seat and valve port; Wherein safety cut-off valve and main pressure regulator valve are connected on the same header; Main voltage regulator adopts the lever form to connect the horizontal type structure of valve port with horizontal valve rod; Safety cut-off valve adopts the pin that links to each other with the top cover to block the cut-out stem structure.
The indexs such as stability of the top hole pressure of the sealing of gas pressure regulator, governor when closing, gas pressure regulator, governor have become the important indicator of judging that gas pressure regulator, governor is whether qualified.
Chinese patent literature notification number CN101086466 discloses the performance detecting system of pressure conditioning equipment.It comprises gas-holder, flowmeter, one-level pneumatic valve, secondary pneumatic valve, some ball valves and the plurality of conduits that is formed by connecting with bolt.The one-level pneumatic valve is made up of main body and pilot valve two parts, and both are connected with signal pipe, fast joint.The secondary pneumatic valve is made up of main body, needle valve and vent valve, and they are connected with signal pipe, fast joint.In the gas-holder exit, one-level pneumatic valve exit, flowmeter exit, tested gas pressure regulator, governor exit respectively be provided with a tensimeter respectively, the needle valve and the vent valve of each tensimeter, one-level pneumatic valve pilot valve, secondary pneumatic valve are arranged on the control and monitor console, and they are connected on the relevant position of detection system by signal pipe, fast joint respectively.
Above-mentioned prior art can only the detected pressures conditioning equipment static characteristics, can not be used to detect the stability of the sealing of gas pressure regulator, governor when closing, top hole pressure and cut off the reliability of function.
Summary of the invention
Technical matters to be solved by this invention provides the proving installation at a kind of gas pressure regulator, governor of stability of the top hole pressure that can be used to detect the sealing of gas pressure regulator, governor when closing, gas pressure regulator, governor.
For solving the problems of the technologies described above, the invention provides a kind of proving installation of gas pressure regulator, governor, comprise: inlet seal flange and exit seal flange that being used for of being oppositely arranged matches with the entrance and exit of gas pressure regulator, governor, the inlet piezometric tube that links to each other with the inlet seal flange, the outlet piezometric tube that links to each other with the exit seal flange, with inlet piezometric tube or the transmission pressure exerting arrangement that is in transmission connection of outlet piezometric tube, be located at inlet rain glass and inlet gas turnover control ball valve on the inlet piezometric tube, and be located at the outlet rain glass that exports on the piezometric tube, inlet seal flange and exit seal flange opposing end faces are provided with O-ring seal.
Described inlet piezometric tube and outlet piezometric tube are located on the platform, are provided with the support that is used to place gas pressure regulator, governor between inlet seal flange and the exit seal flange.
Described transmission pressure exerting arrangement comprises: clamping cylinder, be used to control the cylinder gauge tap of clamping cylinder and be used for the inlet porting piezometric tube or the outlet piezometric tube retainer; The flexible line shaft of clamping cylinder links to each other with the outer end of inlet piezometric tube or outlet piezometric tube, so that inlet piezometric tube or outlet piezometric tube produce displacement on retainer.
The further technical matters to be solved of the present invention provides the proving installation at a kind of gas pressure regulator, governor of the cut-out function that can be used to detect gas pressure regulator, governor.
For this reason, also be provided with exit gas turnover control ball valve on the described outlet piezometric tube.
The present invention has positive effect: in the proving installation of (1) gas pressure regulator, governor of the present invention, under the effect of transmission pressure exerting arrangement, the inlet seal flange is used for being sealed and matched mutually with the entrance and exit of tested gas pressure regulator, governor respectively with the exit seal flange, need not screw retention, simple to operation; During detection, pressurized air is squeezed in the inlet piezometric tube by inlet gas turnover control ball valve, set the test pressure value by the inlet rain glass, the valve port of tested gas pressure regulator, governor is closed, if tested gas pressure regulator, governor has internal leak or is not closed completely, then gas will enter in the outlet piezometric tube by tested gas pressure regulator, governor, and exporting barometric pressure value will rise.Through keeping the inlet pressure value 24 hours, be no more than permissible value if export barometric pressure value, can determine tested gas pressure regulator, governor close qualified.In addition pressurized air is controlled ball valve, squeezed in the inlet piezometric tube of tested gas pressure regulator, governor by the inlet gas turnover, set the different tests force value by the inlet rain glass, regulate the setting nut of tested gas pressure regulator, governor, can test under different intake pressures, whether the top hole pressure of tested gas pressure regulator, governor is stable.(2) proving installation of gas pressure regulator, governor of the present invention is located on the platform, the flexible line shaft of clamping cylinder links to each other with the outer end of inlet piezometric tube or outlet piezometric tube, so that it is inlet piezometric tube or outlet piezometric tube produce displacement on retainer, simple in structure, easy and safe to operate.(3) among the present invention, also be provided with exit gas turnover control ball valve on the outlet piezometric tube, thereby can detect the cut-out function of gas pressure regulator, governor.
Description of drawings
Fig. 1 is the planar structure synoptic diagram of the gas pressure regulator, governor of embodiment 1;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the gas pressure regulator, governor among the embodiment 1.
Each label is respectively among the figure:
The 1--platform, 2--support, 3--inlet seal flange, 4--exit seal flange, 5--clamping cylinder, 6--cylinder gauge tap, the 7--rain glass that enters the mouth, 8--exports rain glass, 9--gas filter, the 10--piezometric tube that enters the mouth, 11--exports piezometric tube, 12--inlet gas turnover control ball valve, 13--exit gas turnover control ball valve, the 14--retainer, the 15--fixed mount; The a--valve body, b--main voltage regulator, c--stop valve.
Embodiment
(embodiment 1)
See Fig. 3, the gas pressure regulator, governor of present embodiment comprises: comprising: valve body a, be located at the main pressure regulator valve b and the safety cut-off valve c of the valve port a1 both sides of valve body a.The inlet a2 of valve body a and outlet a3 are respectively the entrance and exit of gas pressure regulator, governor.Safety cut-off valve is used in outlet a3 end air pressure superpressure or when under-voltage, and the valve port a1 of inaccessible described valve body a to cut off air-flow, reaches the purpose of safety cut-off.Main pressure regulator valve b is used for the airflow clearance of the valve port a1 of regulation valve body a, with the air pressure of the outlet a3 of regulation valve body a.
See Fig. 1, the proving installation of the gas pressure regulator, governor of present embodiment comprises: platform 1, the inlet piezometric tube 10 that is oppositely arranged on the platform 1 with outlet piezometric tube 11, respectively be located at the inlet seal flange 3 of relative port of inlet piezometric tube 10 and outlet piezometric tube 11 and exit seal flange 4, the transmission pressure exerting arrangement that is in transmission connection with inlet piezometric tube 10, be located at inlet rain glass 7 and the inlet gas turnover control ball valve 12 on the inlet piezometric tube 10 and be located at outlet rain glass 8 and exit gas turnover control ball valve 13 on the outlet piezometric tube 11; Be provided with the support 2 that is used to place gas pressure regulator, governor between inlet seal flange 3 and the exit seal flange 4, and the gas filter 9 that is used to filter gases at high pressure.
The outer end of outlet piezometric tube 11 is located on the fixed mount 15.
Described transmission pressure exerting arrangement comprises: clamping cylinder 5, be used to control the cylinder gauge tap 6 of clamping cylinder 5 and be used for inlet porting piezometric tube 10 or the outlet piezometric tube 11 retainer; The flexible line shaft of clamping cylinder 5 links to each other with the outer end of inlet piezometric tube 10, so that inlet piezometric tube 10 or outlet piezometric tube 11 produce displacement on retainer.
The air source inlet end of inlet gas turnover control ball valve 12, exit gas turnover control ball valve 13 and clamping cylinder 5 links to each other with compressed gas source through gas filter 9 respectively, to prevent the contaminants gas pressure regulator, governor, clamping cylinder 5 etc. in the gas.Simultaneously, adopt pressurized air as power source, energy-conserving and environment-protective, and safe in utilization.
During use, the outlet (being the outlet a3 of valve body a) of gas pressure regulator, governor and exit seal flange 4 are relatively arranged on the support 2, the inlet (being the inlet a2 of valve body a) of gas pressure regulator, governor is oppositely arranged with seal flange 3 simultaneously; Extrude forward by the flexible line shaft of control cylinder gauge tap 6 clamping cylinder 5, make inlet seal flange 3 be pressed on the inlet end of tested gas pressure regulator, governor, make the entrance and exit of gas pressure regulator, governor mutually airtight with inlet seal flange 3 and exit seal flange 4 respectively, pressurized air is squeezed in the inlet piezometric tube 10 by inlet gas turnover control ball valve 12, set the test pressure value by inlet rain glass 7, manually control safety cut-off valve c closes tested gas pressure regulator, governor valve port (being the valve port a1 of valve body a), if tested gas pressure regulator, governor has internal leak or its valve port to be not closed completely, then gas will enter in the outlet piezometric tube 11 by tested gas pressure regulator, governor, and the pressure value of outlet rain glass 8 will rise.Through keeping the inlet pressure value 24 hours, if the pressure value of outlet rain glass 8 is no more than permissible value, can determine tested gas pressure regulator, governor close qualified.
In addition, pressurized air is squeezed in the inlet piezometric tube 10 of tested gas pressure regulator, governor by inlet gas turnover control ball valve 12, set the different tests force value by inlet rain glass 7, regulate the pressure regulation of the main pressure regulator valve b in the tested gas pressure regulator, governor and set nut, can test under different intake pressures, whether the top hole pressure of tested gas pressure regulator, governor is stable, if basicly stable, can determine that then the output pressure index of tested gas pressure regulator, governor is qualified.
Pressurized air is squeezed in the outlet piezometric tube 11 by exit gas turnover control ball valve 13, get 1.5 times top hole pressure value, the stop valve c of tested gas pressure regulator, governor should be at the valve port of 1 second inner sealing gas pressure regulator, governor, can test under top hole pressure superpressure condition, whether the cut-out function of tested gas pressure regulator, governor is normal.After detecting end, unclamp clamping cylinder 5, take off tested gas pressure regulator, governor, detection finishes.
(embodiment 2)
On the basis of embodiment, present embodiment can have following modification:
Inlet piezometric tube 10 and outlet piezometric tube 11 are up-down structure, with respect to embodiment 1, can save platform 1 and support 2.Its principle of work is identical with embodiment 1.
Described transmission pressure exerting arrangement can adopt counterweight and lifting machine to wait and realize.
Obviously, the above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.

Claims (3)

1, a kind of proving installation of gas pressure regulator, governor is characterized in that: comprising: the inlet seal flange (3) that is oppositely arranged and exit seal flange (4), the inlet piezometric tube (10) that links to each other with inlet seal flange (3), the outlet piezometric tube (11) that links to each other with exit seal flange (4), the transmission pressure exerting arrangement that is in transmission connection with inlet piezometric tube (10) or outlet piezometric tube (11), be located at inlet rain glass (7) and the inlet gas turnover control ball valve (12) on the inlet piezometric tube (10) and be located at the outlet rain glass (8) that exports on the piezometric tube (11);
Described transmission pressure exerting arrangement comprises: clamping cylinder (5), be used to control the cylinder gauge tap (6) of clamping cylinder (5) and be used for inlet porting piezometric tube (10) or the outlet piezometric tube (11) retainer; The flexible line shaft of clamping cylinder (5) links to each other with the outer end of inlet piezometric tube (10) or outlet piezometric tube (11), so that inlet piezometric tube (10) or outlet piezometric tube (11) produce displacement on retainer.
2, the proving installation of gas pressure regulator, governor according to claim 1, it is characterized in that: described inlet piezometric tube (10) and outlet piezometric tube (11) are located on the platform (1), are provided with the support (2) that is used to place gas pressure regulator, governor between inlet seal flange (3) and the exit seal flange (4).
3, the proving installation of gas pressure regulator, governor according to claim 1 is characterized in that: also be provided with exit gas turnover control ball valve (13) on the described outlet piezometric tube (11).
CN200810025101A 2008-05-07 2008-05-07 Gas pressure regulator test device Expired - Fee Related CN100585359C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200810025101A CN100585359C (en) 2008-05-07 2008-05-07 Gas pressure regulator test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810025101A CN100585359C (en) 2008-05-07 2008-05-07 Gas pressure regulator test device

Publications (2)

Publication Number Publication Date
CN101266187A CN101266187A (en) 2008-09-17
CN100585359C true CN100585359C (en) 2010-01-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200810025101A Expired - Fee Related CN100585359C (en) 2008-05-07 2008-05-07 Gas pressure regulator test device

Country Status (1)

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CN (1) CN100585359C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103033350B (en) * 2012-11-27 2015-06-24 中国市政工程华北设计研究总院 Accelerated failure experimental method for gas pressure regulator and experimental device thereof
CN103454114B (en) * 2013-09-25 2016-07-06 北京市燃气集团有限责任公司 The diagnosis of mesolow gas pressure regulator, governor operation troubles and safety early warning device and method
CN104502088A (en) * 2014-12-30 2015-04-08 特瑞斯能源装备股份有限公司 Pressure regulator test bench
CN106643854A (en) * 2016-12-27 2017-05-10 新乡航空工业(集团)有限公司 Instrument clamping table
CN109297654B (en) * 2018-11-12 2021-02-09 安徽泽众安全科技有限公司 Production informatization management system of combustible gas intelligent monitor
CN109870363B (en) * 2019-01-30 2021-10-29 重庆瑞力比燃气设备股份有限公司 Pressure testing method and system

Also Published As

Publication number Publication date
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C06 Publication
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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: JIANGSU COSHIN GAS EQUIPMENT CO., LTD.

Free format text: FORMER NAME: CHANGZHOU CITY COSHIN GAS EQUIPMENT CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Tianning carving village streets Sheng Cun Jiang Jia Tang 213018 Jiangsu city of Changzhou province No. 128

Patentee after: Jiangsu Ke Xin gas-fired equipment Co., Ltd

Address before: Tianning carving village streets Sheng Cun Jiang Jia Tang 213018 Jiangsu city of Changzhou province No. 128

Patentee before: Changzhou City Coshin Gas Equipment Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100127

Termination date: 20170507

CF01 Termination of patent right due to non-payment of annual fee