CN105422854A - Self-pressure test gasket and application method thereof - Google Patents
Self-pressure test gasket and application method thereof Download PDFInfo
- Publication number
- CN105422854A CN105422854A CN201510995995.4A CN201510995995A CN105422854A CN 105422854 A CN105422854 A CN 105422854A CN 201510995995 A CN201510995995 A CN 201510995995A CN 105422854 A CN105422854 A CN 105422854A
- Authority
- CN
- China
- Prior art keywords
- pressure
- pressure testing
- pressure test
- pad
- pipe
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2853—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipe joints or seals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to a self-pressure test gasket and an application method thereof. The self-pressure test gasket comprises a gasket body, and a pressure test component arranged on the gasket body; the pressure test component includes a pressure test tube, a pressure test hole and a pressure test tube joint, wherein the pressure test hole is at least one through hole formed in the gasket body; the pressure test tube is arranged on the outer edge of the gasket body; one end of the pressure test tube is communicated with the pressure test hole; and the other end of the pressure test pipe is connected with the pressure test pipe joint. The self-pressure test gasket has such advantages as simple structure, reasonable design, convenience for installation, saving of pressure test time and cost and reliable performance, and can detect the sealing performance of a sealing surface in real time besides possession of a sealing effect.
Description
Technical field
The present invention relates to pad technical field, particularly relate to a kind of from pressure testing pad and usability methods thereof, it can be applied particularly to the pipe flange, pressurized container, high velocity engagement face, High Temperature High Pressure valve gap etc. of oil, gas medium, has the occasion of fluctuation to have good sealability in pressure, temperature.
Background technique
Common pad is in the concrete engineering practical applications such as oil gas medium Flange joint, high speed contact face, temperature-sensitive high pressure valve gap, only there is seal action, at its installed position, owing to requiring higher to sealability, often need to carry out pressure testing by means of external equipment to integral installation equipment or pipeline, to avoid occurring leakage phenomenon; But the mode of this pressure testing exists, and workman's working strength is large, pressure testing is costly, the pressure testing time is long, and there is the not high defect of pressure testing validity.In order to improve the above-mentioned deficiency of pad, thus studying that a kind of structure is simple, reasonable in design, reliable performance, also having the pad detecting sealability concurrently simultaneously there is important Research Significance.
Summary of the invention
Above-mentioned deficiency is there is for prior art Intermediate gasket, the object of the invention is to: provide a kind of from pressure testing pad and using method thereof, its have structure simple, reasonable in design, easy for installation, save pressure testing time and cost, the advantages such as reliable performance, from pressure testing pad except there is seal action, should can also detect the sealability of sealing surface in real time simultaneously.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of from pressure testing pad, it is characterized in that: should shim body be comprised from pressure testing pad and be arranged on the pressure testing assembly in shim body; This pressure testing assembly comprises pressure testing pipe, pressure testing hole, pressure testing pipe joint; Wherein, pressure testing hole is at least one penetration hole be arranged in shim body; Pressure testing pipe is arranged in shim body outer rim, and one end of pressure testing pipe is connected with pressure testing hole, and the other end is connected with pressure testing pipe joint.
As the further optimization of technique scheme, pressure testing assembly also comprises three-way component, pressure gauge and pressuring pump; Pressure testing pipe joint, pressure gauge and pressuring pump are connected with the interface of three-way component respectively.
As the further optimization of technique scheme, pressure testing pipe joint is also provided with seal ring and pipe cap.
As the further optimization of technique scheme, pressuring pump is also provided with automatic pressing device, this automatic pressing device and pressure input device controls control connection.
As the further optimization of technique scheme, pressure testing assembly also comprises and is arranged on pressure transducer on pressure testing pipe and controller, and this pressure transducer is connected by data line signal with controller; Be provided with comparison module, memory module, display modular and pressure anomaly warning module and PLC control unit in this controller, this comparison module, memory module, display modular are connected with PLC control unit data-signal respectively with pressure anomaly warning module; Wherein comparison module compares according to the preset pressure value in the pressure signal value detected of pressure transducer and memory module and is sent in PLC control unit by result, and PLC control unit is according to the energising working state of comparative result pilot pressure abnormity early warning module.
As the further optimization of technique scheme, display modular is connected with external connection display equipment, and pressure anomaly warning module is connected with speaker or light reminiscences; Wherein external connection display equipment is liquid crystal display; Light reminiscences is LED of any one or its combination in red, yellow, and green, orange, purple, white, blueness.
As the further optimization of technique scheme, the cross section of shim body is any one in ellipse, Octagon.
The above-mentioned using method from pressure testing pad of the present invention comprises the steps:
1) assemble: operator install a three-way component by pressure testing pipe joint, and on three-way component, also connect flexible pipe and the pressure gauge of pressuring pump; After to be assembled, after injecting test medium by pressure testing hole in the seal groove of UUT, the joint of UUT will be arranged on from pressure testing pad, then carry out step 2);
2) pressure testing: by being forced into pressure predefined value to the pressuring pump in pressure testing assembly in pressure testing pipe, reading manometric registration and recording; According to the pressure testing time requirement of UUT, after carrying out pressure testing according to the pressure testing time of regulation, read manometric current registration and compare with pressure predefined value, making and whether seal intact judgement; If current registration to be within the scope of EE Error Excepted or identical with pressure predefined value size, then assert good seal; On the contrary, then think that sealing is bad; After pressure testing terminates, carry out step 3);
3) dismantle: stop pressuring pump and carry out pressure release, then dismantling pressure gauge, pressuring pump and three-way component successively, then by pressure testing pipe joint, pipe cap is installed.
Compared with conventional pads of the prior art, adopt having the following advantages from pressure testing pad tool in the present invention:
(1) structure is simple, design is more reasonable, not only has outside seal action, can also detect the sealability of sealing surface in real time.
(2) greatly reduce pressure testing cost and pressure testing time, simultaneously quick and easy for installation, pressuring pump only need be connected with the action pressure-testing joint from pressure testing pad by operator, just can realize the detection to joint sealability, operates very easy.
(3) reliable performance, even if the damage occurring fracture or other types from the pressure testing pipe of pressure testing pad, joint also there will not be any leakage to manifest, and the sealing of all right long-term testing pipes connecting port, has good applicability simultaneously.
(4) detect more accurate, operator can to make joint according to testing result in time and prevent in time to process.
Accompanying drawing explanation
Accompanying drawing 1 is the plan view of the present invention from pressure testing pad.
Accompanying drawing 2 is the schematic cross-section of the present invention from pressure testing pad W-W cross section.
Accompanying drawing 3 is the left view of the present invention from pressure testing pad.
Accompanying drawing 4 for the present invention from pressure testing pad in practical application time mounting point structural representation.
Specific embodiment
Below in conjunction with accompanying drawing 1-4, the present invention is described in detail from the structure of pressure testing pad and using method thereof.
A kind of from pressure testing pad, the pressure testing assembly that should comprise shim body 1 from pressure testing pad and be arranged in shim body; This pressure testing assembly comprises pressure testing pipe 2, pressure testing hole 3, pressure testing pipe joint 4; Wherein, pressure testing hole is at least one penetration hole be arranged in shim body; Pressure testing pipe is arranged in shim body outer rim, and one end of pressure testing pipe is connected with pressure testing hole, and the other end is connected with pressure testing pipe joint.Pressure testing assembly also comprises three-way component, pressure gauge and pressuring pump; Pressure testing pipe joint, pressure gauge and pressuring pump are connected with the interface of three-way component respectively.Pressure testing pipe joint is also provided with seal ring 5 and pipe cap 6.Pressuring pump is also provided with automatic pressing device, this automatic pressing device and pressure input device controls control connection.Pressure testing assembly also comprises and is arranged on pressure transducer on pressure testing pipe and controller, and this pressure transducer is connected by data line signal with controller; Be provided with comparison module, memory module, display modular and pressure anomaly warning module and PLC control unit in this controller, this comparison module, memory module, display modular are connected with PLC control unit data-signal respectively with pressure anomaly warning module; Wherein comparison module compares according to the preset pressure value in the pressure signal value detected of pressure transducer and memory module and is sent in PLC control unit by result, and PLC control unit is according to the energising working state of comparative result pilot pressure abnormity early warning module.Display modular is connected with external connection display equipment, and pressure anomaly warning module is connected with speaker or light reminiscences; Wherein external connection display equipment is liquid crystal display; Light reminiscences is LED of any one or its combination in red, yellow, and green, orange, purple, white, blueness.The cross section of shim body is any one in ellipse, Octagon.
The above-mentioned using method from pressure testing pad of the present invention comprises the steps:
1) assemble: operator install a three-way component by pressure testing pipe joint, and on three-way component, also connect flexible pipe and the pressure gauge of pressuring pump; After to be assembled, after injecting test medium by pressure testing hole in the seal groove of UUT 7, the joint of UUT will be arranged on from pressure testing pad, then carry out step 2);
2) pressure testing: by being forced into pressure predefined value to the pressuring pump in pressure testing assembly in pressure testing pipe, reading manometric registration and recording; According to the pressure testing time requirement of UUT, after carrying out pressure testing according to the pressure testing time of regulation, read manometric current registration and compare with pressure predefined value, making and whether seal intact judgement; If current registration to be within the scope of EE Error Excepted or identical with pressure predefined value size, then assert good seal; On the contrary, then think that sealing is bad; After pressure testing terminates, carry out step 3);
3) dismantle: stop pressuring pump and carry out pressure release, then dismantling pressure gauge, pressuring pump and three-way component successively, then by pressure testing pipe joint, pipe cap is installed.
In the present invention, the sectional shape of shim body is oval or Octagon, and wherein for oval, it goes for the flange with standard flute; For Octagon, it is divided into R type, RX type, BX type, and wherein the withstand voltage of RX type can reach 700bar; The withstand voltage of BX type can reach 1500bar; When RX type uses, external sealed face and flange contact first forever, very high system pressure can produce very high bed pressure; When BX type uses, the internal system pressure produced by the spacer base pressure strengthened on flange contact facings carries out oneself and seals control.This kind of pad is applicable to API, BX flange and male-and-female flange.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (8)
1. from a pressure testing pad, it is characterized in that: the pressure testing assembly that should comprise shim body (1) from pressure testing pad and be arranged in shim body; This pressure testing assembly comprises pressure testing pipe (2), pressure testing hole (3), pressure testing pipe joint (4); Wherein, pressure testing hole is at least one penetration hole be arranged in shim body; Pressure testing pipe is arranged in shim body outer rim, and one end of pressure testing pipe is connected with pressure testing hole, and the other end is connected with pressure testing pipe joint.
2. one according to claim 1 is from pressure testing pad, it is characterized in that: pressure testing assembly also comprises three-way component, pressure gauge and pressuring pump; Pressure testing pipe joint, pressure gauge and pressuring pump are connected with the interface of three-way component respectively.
3. one according to claim 2 is from pressure testing pad, it is characterized in that: pressure testing pipe joint is also provided with seal ring (5) and pipe cap (6).
4. the one according to Claims 2 or 3, from pressure testing pad, is characterized in that: pressuring pump is also provided with automatic pressing device, this automatic pressing device and pressure input device controls control connection.
5. one according to claim 1 is from pressure testing pad, it is characterized in that: pressure testing assembly also comprises and is arranged on pressure transducer on pressure testing pipe and controller, and this pressure transducer is connected by data line signal with controller; Be provided with comparison module, memory module, display modular and pressure anomaly warning module and PLC control unit in this controller, this comparison module, memory module, display modular are connected with PLC control unit data-signal respectively with pressure anomaly warning module; Wherein comparison module compares according to the preset pressure value in the pressure signal value detected of pressure transducer and memory module and is sent in PLC control unit by result, and PLC control unit is according to the energising working state of comparative result pilot pressure abnormity early warning module.
6. one according to claim 5 is from pressure testing pad, it is characterized in that: display modular is connected with external connection display equipment, and pressure anomaly warning module is connected with speaker or light reminiscences; Wherein external connection display equipment is liquid crystal display; Light reminiscences is LED of any one or its combination in red, yellow, and green, orange, purple, white, blueness.
7. one according to claim 1 is from pressure testing pad, it is characterized in that: the cross section of shim body is any one in ellipse, Octagon.
8. a kind of using method from pressure testing pad according to any one of claim 1-7, it is characterized in that, this using method comprises the steps:
1) assemble: operator install a three-way component by pressure testing pipe joint, and on three-way component, also connect flexible pipe and the pressure gauge of pressuring pump; After to be assembled, after injecting test medium by pressure testing hole in the seal groove of UUT (7), the joint of UUT will be arranged on from pressure testing pad, then carry out step 2);
2) pressure testing: by being forced into pressure predefined value to the pressuring pump in pressure testing assembly in pressure testing pipe, reading manometric registration and recording; According to the pressure testing time requirement of UUT, after carrying out pressure testing according to the pressure testing time of regulation, read manometric current registration and compare with pressure predefined value, making and whether seal intact judgement; If current registration to be within the scope of EE Error Excepted or identical with pressure predefined value size, then assert good seal; On the contrary, then think that sealing is bad; After pressure testing terminates, carry out step 3);
3) dismantle: stop pressuring pump and carry out pressure release, then dismantling pressure gauge, pressuring pump and three-way component successively, then by pressure testing pipe joint, pipe cap is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510995995.4A CN105422854A (en) | 2015-12-29 | 2015-12-29 | Self-pressure test gasket and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510995995.4A CN105422854A (en) | 2015-12-29 | 2015-12-29 | Self-pressure test gasket and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105422854A true CN105422854A (en) | 2016-03-23 |
Family
ID=55501290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510995995.4A Pending CN105422854A (en) | 2015-12-29 | 2015-12-29 | Self-pressure test gasket and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105422854A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413171A (en) * | 2018-05-02 | 2018-08-17 | 周庆兵 | A kind of hydraulic pressure quickly connects transmitter and its application method |
| CN111006823A (en) * | 2019-12-25 | 2020-04-14 | 中国海洋石油集团有限公司 | Self-sealing test flange and sealing monitoring method |
| GB2598284A (en) * | 2020-07-10 | 2022-03-02 | Alba Gaskets Ltd | Gasket assembly |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019371A (en) * | 1976-01-28 | 1977-04-26 | Exxon Production Research Company | Apparatus and method for externally testing conduit connections |
| WO2003027561A1 (en) * | 2001-09-26 | 2003-04-03 | Ann Helen Hystad | An arrangement for monitoring and/or testing of flange joints |
| CN101571446A (en) * | 2009-05-27 | 2009-11-04 | 无锡华毅管道有限公司 | Online test structure for flanged-pipe installation quality |
| CN201531594U (en) * | 2009-09-30 | 2010-07-21 | 马志刚 | Constant stress seal gasket capable of detecting leakage |
| CN203375037U (en) * | 2013-06-21 | 2014-01-01 | 上海锐迈重工有限公司 | Flange gasket |
| CN104729782A (en) * | 2013-12-19 | 2015-06-24 | 西安兴仪科技股份有限公司 | Pressure measurement instrument with alarming function |
| CN204718761U (en) * | 2015-06-15 | 2015-10-21 | 河南汉威电子股份有限公司 | Flow type pipe flange gas leak detection apparatus |
| CN105067202A (en) * | 2015-07-24 | 2015-11-18 | 成都秦川科技发展有限公司 | Electromechanical valve tightness intelligent detection device and detection method thereof |
| CN205298533U (en) * | 2015-12-29 | 2016-06-08 | 周庆涛 | From pressure testing gasket |
-
2015
- 2015-12-29 CN CN201510995995.4A patent/CN105422854A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019371A (en) * | 1976-01-28 | 1977-04-26 | Exxon Production Research Company | Apparatus and method for externally testing conduit connections |
| WO2003027561A1 (en) * | 2001-09-26 | 2003-04-03 | Ann Helen Hystad | An arrangement for monitoring and/or testing of flange joints |
| CN101571446A (en) * | 2009-05-27 | 2009-11-04 | 无锡华毅管道有限公司 | Online test structure for flanged-pipe installation quality |
| CN201531594U (en) * | 2009-09-30 | 2010-07-21 | 马志刚 | Constant stress seal gasket capable of detecting leakage |
| CN203375037U (en) * | 2013-06-21 | 2014-01-01 | 上海锐迈重工有限公司 | Flange gasket |
| CN104729782A (en) * | 2013-12-19 | 2015-06-24 | 西安兴仪科技股份有限公司 | Pressure measurement instrument with alarming function |
| CN204718761U (en) * | 2015-06-15 | 2015-10-21 | 河南汉威电子股份有限公司 | Flow type pipe flange gas leak detection apparatus |
| CN105067202A (en) * | 2015-07-24 | 2015-11-18 | 成都秦川科技发展有限公司 | Electromechanical valve tightness intelligent detection device and detection method thereof |
| CN205298533U (en) * | 2015-12-29 | 2016-06-08 | 周庆涛 | From pressure testing gasket |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413171A (en) * | 2018-05-02 | 2018-08-17 | 周庆兵 | A kind of hydraulic pressure quickly connects transmitter and its application method |
| CN108413171B (en) * | 2018-05-02 | 2023-08-11 | 周庆兵 | Hydraulic quick-connection transmitter and application method thereof |
| CN111006823A (en) * | 2019-12-25 | 2020-04-14 | 中国海洋石油集团有限公司 | Self-sealing test flange and sealing monitoring method |
| GB2598284A (en) * | 2020-07-10 | 2022-03-02 | Alba Gaskets Ltd | Gasket assembly |
| GB2598284B (en) * | 2020-07-10 | 2023-08-02 | Alba Gaskets Ltd | Gasket assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204694421U (en) | Valve leak detection proving installation | |
| CN104075051A (en) | Flange having warning function | |
| RU2664762C2 (en) | Process insulating membrane assembly for the metal process sealing | |
| CN203287163U (en) | Seal detection device for valve | |
| CN204064622U (en) | A kind of thermocycling and air-tightness detection device | |
| CN105422854A (en) | Self-pressure test gasket and application method thereof | |
| CN103792049A (en) | Method for detecting air impermeability of water cavities of fuel cell bipolar plates | |
| CN105092164A (en) | Air tightness detection method of seal ring and detection device thereof | |
| CN201555685U (en) | Device for installing and checking pressure sensor | |
| CN204988643U (en) | Sealing washer gas tightness detection device | |
| CN205298533U (en) | From pressure testing gasket | |
| CN203422203U (en) | Air tightness detection apparatus for sealed bearing | |
| CN206235442U (en) | A kind of pipeline package seal checker | |
| CN203024946U (en) | Gas circuit system of air-leakage detector | |
| CN203375037U (en) | Flange gasket | |
| CN102023070B (en) | Device for mounting and checking pressure sensor and method for correcting pressure sensor | |
| CN203350001U (en) | Air-conditioner filling device tightness detection tool | |
| CN204556161U (en) | A kind of pressure fluctuation sensor connector | |
| CN208921361U (en) | Pipeline seals Withstand test device | |
| CN210774210U (en) | Steam flow detection device | |
| CN204188354U (en) | A kind of haemodialysis extracorporeal circulation pipeline leak detecting device | |
| CN111006823A (en) | Self-sealing test flange and sealing monitoring method | |
| CN210533420U (en) | Electromagnetic water meter with pressure taking function | |
| CN102768052A (en) | Novel device for measuring flange pressure tapping flows | |
| CN208579888U (en) | Wet-type dual-clutch leakage tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Qingtao Inventor after: Zhou Qingbing Inventor after: Zhou Chunxu Inventor after: Zhang Wanbing Inventor after: Wang Hebo Inventor after: Liu Lihui Inventor before: Zhou Qingtao Inventor before: Zhou Qingbing Inventor before: Zhou Qingxu |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |
|
| RJ01 | Rejection of invention patent application after publication |