CN102588694B - Quick pipe fitting sealing joint - Google Patents
Quick pipe fitting sealing joint Download PDFInfo
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- CN102588694B CN102588694B CN2012100480194A CN201210048019A CN102588694B CN 102588694 B CN102588694 B CN 102588694B CN 2012100480194 A CN2012100480194 A CN 2012100480194A CN 201210048019 A CN201210048019 A CN 201210048019A CN 102588694 B CN102588694 B CN 102588694B
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- sliding sleeve
- connecting sleeve
- wall
- sleeve
- pipe fitting
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Abstract
The invention discloses a quick pipe fitting sealing joint, which is used for sealing various non-standard pipe fittings by mechanical plugging manner. The main principle of the quick pipe fitting sealing joint includes that a pipe fitting is locked by an external boss of the pipe fitting and steel balls inside the joint, sealing materials are arranged inside the joint and the combined portion of the end face of the pipe fitting and the joint, the end face of the pipe fitting can be sealed under pressure which is applied to the inside structure of the joint and generated by deformation of a spring and compressed air inflated into the joint, and accordingly the sealing requirement for pipelines can be met.
Description
Technical field
The present invention relates to a kind of Quick pipe fitting sealing joint of external diameter with boss structure that be applicable to.
Background technique
Quick pipe fitting sealing joint adopts the machine plugging mode to be sealed various pipe fittings, existing pipe fitting seal arrangement, and major part needs special tool(s), during shutoff, needs personnel to operate and the process step complexity, expensive again during the shutoff operating cost.
Summary of the invention
For the defect of technique scheme, the technical problem to be solved in the present invention is to provide a kind of easy to operate, saves human and material resources, can be directly connected to the quick seal coupling on the pipe fitting of required shutoff.
For reaching above purpose, be achieved through the following technical solutions:
A kind of Quick pipe fitting sealing joint, comprise outer sliding sleeve, connecting sleeve, sliding sleeve, inner sliding sleeve and screw plug, and the inwall front end of inner sliding sleeve is provided with the first annular boss; The outer wall rear end of inner sliding sleeve is provided with the second annular boss; Sliding sleeve is nested with on inner sliding sleeve, and the sliding sleeve rear inner wall is provided with the first groove coordinated with inner sliding sleeve outer wall rear end the second annular boss; Sliding sleeve inwall front end is provided with the second groove, and the second groove coordinates the formation annular recess with the inner sliding sleeve outer wall; Be provided with the shutoff circle in annular recess; Connecting sleeve is nested with on sliding sleeve, and connecting sleeve inwall and sliding sleeve outer wall contacting point are provided with the seal ring I; The connecting sleeve front end is provided with for placing the manhole of steel ball, and the manhole bottom interior wall is provided with projection; The rear inner wall of connecting sleeve is provided with screw thread; The outer wall rear end of connecting sleeve is provided with the 3rd annular boss; Outer sliding sleeve is nested with on connecting sleeve; The inwall of outer sliding sleeve is provided with Fourth Ring shape boss, in the contacting point of Fourth Ring shape boss and connecting sleeve front end manhole, is provided with the ring-type inclined plane groove; The inclined-plane of ring-type inclined plane groove is for backward and centroclinal to outer sliding sleeve, and the cavity that inclined plane groove and connecting sleeve front end manhole form just holds steel ball; The Fourth Ring shape boss of outer sliding sleeve inwall coordinates with the 3rd annular boss of connecting sleeve outer wall rear end the toroidal cavity that is formed for placing the spring I; The screw plug front end is provided with the screw thread with connecting sleeve rear inner wall screw-thread fit; Screw plug and connecting sleeve contacting point are provided with the seal ring II; Screw plug front end center is provided with cylinder shape groove, and the cylinder shape groove diameter is identical with the inner sliding sleeve inner diameter; Be placed with the spring II in cylinder shape groove, and spring II upper end withstands on inner sliding sleeve inwall high spot; The screw plug center is provided with through hole, and through-hole wall is provided with the screw thread be connected with fast stubborn joint; Connecting sleeve front end manhole front end is provided with round wire circlip.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
The accompanying drawing explanation
Fig. 1 is the structural representation of the utility model while not inserting pipe fitting.
Structural representation when Fig. 2 is the utility model insertion pipe fitting.
Embodiment
A kind of Quick pipe fitting sealing joint as shown in Figure 1 comprises outer sliding sleeve 1, connecting sleeve 2, sliding sleeve 3, inner sliding sleeve 4 and screw plug 5, and the inwall front end of inner sliding sleeve 4 is provided with the first annular boss; The outer wall rear end of inner sliding sleeve 4 is provided with the second annular boss; Sliding sleeve 3 is nested with on inner sliding sleeve 4, and sliding sleeve 3 rear inner wall are provided with ring-type the first groove coordinated with inner sliding sleeve 4 outer wall rear end the second annular projections; Sliding sleeve 3 inwall front ends are provided with ring-type the second groove, and described ring-type the second groove coordinates with inner sliding sleeve 4 outer walls the annular recess that is formed for placing shutoff circle 6; Connecting sleeve 2 is nested with on sliding sleeve 3, and connecting sleeve 2 inwalls and sliding sleeve 3 outer wall contacting points are provided with seal ring I 7; Connecting sleeve 2 front ends are provided with for placing the manhole of steel ball 8, and the manhole bottom interior wall is provided with the projection that can prevent that steel ball from falling; The rear inner wall of connecting sleeve 2 is provided with screw thread, and the outer wall rear end is provided with the 3rd annular boss; Outer sliding sleeve 1 is nested with on connecting sleeve 2; Connecting sleeve 2 front end manhole front ends are provided with round wire circlip 13; The inwall of outer sliding sleeve 1 is provided with Fourth Ring shape boss, and is provided with the ring-type inclined plane groove at Fourth Ring shape boss and the circular lead to the hole site of connecting sleeve 2 front ends; The inclined-plane of described ring-type inclined plane groove is for backward and centroclinal to outer sliding sleeve 1, and the cavity that inclined plane groove and connecting sleeve 2 front end manholes form just holds steel ball 8, and then sliding sleeve 3 outer walls, connecting sleeve 2 manholes, outer sliding sleeve 1 ring-type inclined plane groove and steel ball 8 form self-locking device as shown in Figure 1; The Fourth Ring shape boss of outer sliding sleeve 1 inwall coordinates with the 3rd annular boss of connecting sleeve 2 outer wall rear ends the toroidal cavity that is formed for placing spring I 9; Screw plug 5 front ends are provided with the screw thread with connecting sleeve 2 rear inner wall screw-thread fit; Screw plug 5 is provided with seal ring II 10 with connecting sleeve 2 contacting points; Screw plug 5 front end centers are provided with cylinder shape groove, and the cylinder shape groove diameter is identical with inner sliding sleeve 4 inner diameters; Be placed with spring II 11 in cylinder shape groove, and spring II 11 upper ends withstand on inner sliding sleeve 4 inwall annular boss places; Screw plug 5 centers are provided with through hole, and through-hole wall is provided with the screw thread be connected with fast stubborn joint 12.
The joint cardinal principle is to utilize the exterior boss of pipe fitting and the steel ball of joint inside to be locked pipe fitting, junction at pipe fitting end face and joint, the inner sealing material that adopts of joint, when the distortion by spring and pressurized air are filled with joint, the pressure that the butt joint internal structure produces, complete the sealing to the pipe fitting end face, and reach the seal request to pipeline.
Adopt a kind of Quick pipe fitting sealing joint of said structure, under reset condition, the outer sliding sleeve 1 of this joint is limited position as shown in Figure 1 by the steel ball 8 be evenly distributed on connecting sleeve 2, and the arrival steady state, so under reset condition, this joint can't be moved, only have when part to be tested inserts in joint by front end, the front-end face of part to be tested can promote shutoff circle 6 and the inner sliding sleeve 4 and sliding sleeve 3 of joint inside, 6 steel balls 8 that are distributed on connecting sleeve are opened, when tested part arrives certain position, steel ball 8 can drop on the tested part outer wall automatically, outer sliding sleeve 1 is upspring automatically simultaneously, for preventing that outer sliding sleeve 1 is under the state of upspringing, skid off connecting sleeve 2, therefore increase round wire circlip 13 in the joint end, outer sliding sleeve 1 is upspring forward and because the rear end spring is given pressure and made it forward, and then the fixing steel ball 8 to connecting sleeve 2 of outer sliding sleeve 1 is locked, steel ball 8 and tested part outer wall are closely cooperated, utilize the projection section of steel ball 8 restriction tested parts, and arrival is to the lock function of measured workpiece, to prevent that tested part from outwards ejecting, if tested part needs further firm, can increase steel ball 8 lock portions at connecting sleeve 2 front ends carries out spacing to the outer wall of measured piece, form self-locking by the inclined-plane to the inclined plane groove on outer sliding sleeve 1 and steel ball 8 in this simultaneously, outer sliding sleeve is locked as shown in Figure 2, to reach the stable of whole seal process.The seal ring II 10 that now screw plug 5 and connecting sleeve 2 contacting points are provided with relies on the pressure of spring I 9, so that the tested part end face has been carried out to effective sealing, complete under the state of sealing, be filled with test pressure gas to joint inside, at this moment this test pressure is by the joint internal cavity, because the also seal ring I 7 to connecting sleeve 2 inwalls and sliding sleeve 3 outer wall contacting points produces certain pressures, and reach the effect of auxiliary seal; This Quick pipe fitting sealing joint cardinal principle is to utilize the exterior boss of pipe fitting and 8 pairs of pipe fittings of steel ball of joint inside to be locked, junction at pipe fitting end face and joint, the inner sealing material that adopts of joint, when the distortion by spring and pressurized air are filled with joint, the pressure that the butt joint internal structure produces, complete the sealing to the pipe fitting end face, and reach the seal request to pipeline.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art are not within breaking away from the technical solution of the present invention scope, appeal when utilizing the equivalent embodiment that the technology contents disclosed is made a little change or is modified to equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (2)
1. a Quick pipe fitting sealing joint, comprise outer sliding sleeve (1), connecting sleeve (2), sliding sleeve (3), inner sliding sleeve (4) and screw plug (5), and it is characterized in that: the inwall front end of described inner sliding sleeve (4) is provided with the first annular boss; The outer wall rear end of described inner sliding sleeve (4) is provided with the second annular boss; Described sliding sleeve (3) is nested with at inner sliding sleeve (4) upper, and described sliding sleeve (3) rear inner wall is provided with the first groove coordinated with inner sliding sleeve (4) outer wall rear end the second annular boss; Described sliding sleeve (3) inwall front end is provided with the second groove, and described the second groove coordinates the formation annular recess with inner sliding sleeve (4) outer wall; Be provided with shutoff circle (6) in described annular recess; Described connecting sleeve (2) is nested with at sliding sleeve (3) upper, and described connecting sleeve (2) inwall and sliding sleeve (3) outer wall contacting point are provided with seal ring I (7); Described connecting sleeve (2) front end is provided with for placing the manhole of steel ball (8), and described manhole bottom interior wall is provided with projection; The rear inner wall of described connecting sleeve (2) is provided with screw thread; The outer wall rear end of described connecting sleeve (2) is provided with the 3rd annular boss; Described outer sliding sleeve (1) is nested with on connecting sleeve (2); The inwall of described outer sliding sleeve (1) is provided with Fourth Ring shape boss, and is provided with the ring-type inclined plane groove in the contacting point of described Fourth Ring shape boss and connecting sleeve (2) front end manhole; The inclined-plane of described ring-type inclined plane groove is for backward and centroclinal to outer sliding sleeve (1), and the cavity that described inclined plane groove and connecting sleeve (2) front end manhole form just holds steel ball (8); The Fourth Ring shape boss of described outer sliding sleeve (1) inwall coordinates with the 3rd annular boss of connecting sleeve (2) outer wall rear end the toroidal cavity that is formed for placing spring I (9); Described screw plug (5) front end is provided with the screw thread with connecting sleeve (2) rear inner wall screw-thread fit; Described screw plug (5) is provided with seal ring II (10) with connecting sleeve (2) contacting point; Described screw plug (5) front end center is provided with cylinder shape groove, and described cylinder shape groove diameter is identical with inner sliding sleeve (4) inner diameter; Be placed with spring II (11) in described cylinder shape groove, and described spring II (11) upper end withstands on inner sliding sleeve (4) inwall high spot; Described screw plug (5) center is provided with through hole, and described through-hole wall is provided with the screw thread be connected with fast stubborn joint (12).
2. a kind of Quick pipe fitting sealing joint according to claim 1, it is characterized in that: described connecting sleeve (2) front end manhole front end is provided with round wire circlip (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100480194A CN102588694B (en) | 2012-02-28 | 2012-02-28 | Quick pipe fitting sealing joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100480194A CN102588694B (en) | 2012-02-28 | 2012-02-28 | Quick pipe fitting sealing joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102588694A CN102588694A (en) | 2012-07-18 |
| CN102588694B true CN102588694B (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100480194A Active CN102588694B (en) | 2012-02-28 | 2012-02-28 | Quick pipe fitting sealing joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102588694B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565632B (en) * | 2013-10-21 | 2016-08-24 | 丹阳市飞越车辆附件有限公司 | Preventing gas doping gas circuit connector filled by capacitor |
| CN109941079A (en) * | 2019-01-04 | 2019-06-28 | 奥马迪机器人有限公司 | a guided vehicle |
| CN113232877A (en) * | 2021-06-11 | 2021-08-10 | 江西洪都航空工业集团有限责任公司 | Nacelle quick-release suspension joint |
| CN113690802B (en) * | 2021-09-18 | 2022-11-01 | 国网四川省电力公司成都供电公司 | Auxiliary hot air gun for peeling insulated wire |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0579141A1 (en) * | 1992-07-15 | 1994-01-19 | Continental Aktiengesellschaft | Automatic mountable plug-coupling for hose pipes in motor vehicles |
| CN1133417A (en) * | 1995-04-13 | 1996-10-16 | Smc株式会社 | Convenient assembling pipe joint |
| CN1871473A (en) * | 2003-09-18 | 2006-11-29 | 日东工器株式会社 | Pipe joint and socket for pipe joint |
| CN101398116A (en) * | 2007-09-28 | 2009-04-01 | 长堀工业株式会社 | Fluid coupling |
| CN201396540Y (en) * | 2009-05-07 | 2010-02-03 | 南通卓众阀门有限公司 | Gas fast joint |
| CN102121550A (en) * | 2010-09-29 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Quick pipeline connecting method and joint using same |
-
2012
- 2012-02-28 CN CN2012100480194A patent/CN102588694B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0579141A1 (en) * | 1992-07-15 | 1994-01-19 | Continental Aktiengesellschaft | Automatic mountable plug-coupling for hose pipes in motor vehicles |
| CN1133417A (en) * | 1995-04-13 | 1996-10-16 | Smc株式会社 | Convenient assembling pipe joint |
| CN1871473A (en) * | 2003-09-18 | 2006-11-29 | 日东工器株式会社 | Pipe joint and socket for pipe joint |
| CN101398116A (en) * | 2007-09-28 | 2009-04-01 | 长堀工业株式会社 | Fluid coupling |
| CN201396540Y (en) * | 2009-05-07 | 2010-02-03 | 南通卓众阀门有限公司 | Gas fast joint |
| CN102121550A (en) * | 2010-09-29 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Quick pipeline connecting method and joint using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102588694A (en) | 2012-07-18 |
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| C14 | Grant of patent or utility model | ||
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