CN102900907B - Rapid pipe joint - Google Patents
Rapid pipe joint Download PDFInfo
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- CN102900907B CN102900907B CN201210368647.0A CN201210368647A CN102900907B CN 102900907 B CN102900907 B CN 102900907B CN 201210368647 A CN201210368647 A CN 201210368647A CN 102900907 B CN102900907 B CN 102900907B
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- button
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- valve seat
- spool
- dynamic
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Abstract
The invention discloses a kind of rapid pipe joint, the dynamic joint comprising permanent joint and coordinate with permanent joint grafting, stop valve installation is provided with in grafting passage, the sidewall of dynamic joint has step, the end sidewall of permanent joint offering radial direction extension sinks to the mounting hole of grafting vias inner walls, button is had along the spacing slidable fit of its bearing of trend in mounting hole, the first elastic component of active force button being applied to the bottom surface, hole of mounting hole is dorsad provided with between button and permanent joint, and button has the button passage passed through for the insertion end moving joint, the inwall of button passage is provided with the block coordinated with the step block of dynamic joint.The rapid pipe joint of this structure, when locking, directly will move joint inserts in permanent joint solid with regard to energy bales catch, when unlocking, only need press the button and just can take off by appliance for releasing single, there will not be skidding, easy to operate, easily can realize locking and the unblock of rapid pipe joint, the sealing effect of whole rapid pipe joint simultaneously also can ensure.
Description
Technical field
The present invention relates to the connection set that a kind of gas piping connects fast and dismantles, be specifically related to a kind of rapid pipe joint.
Background technique
Rapid pipe joint is the device being widely used in connecting between pipeline, has the performance of Quick fastening and quick-detachment, has inseparable relation for the industry that some are relevant to gas.There are two class features in rapid pipe joint in the market, first kind feature is that structure is simple, simple operation, and bales catch is solid and bullet is de-, but airtight effect is not ideal, and when especially pressure is higher, sealing effect is poorer, and action is inaccurate; Equations of The Second Kind feature is complex structure, and assembling is slow, but tightness is good, and action is accurate, can take off by the solid and bullet of bales catch.
Chinese patent CN201330906Y discloses a kind of rapid pipe joint, the permanent joint coordinated by grafting and dynamic joint are formed, the endoporus of dynamic joint is gas-entered passageway, and permanent joint comprises body and Screw assembly at intrinsic sleeve pipe, and the endoporus of permanent joint is made up of grafting passage and gas-entered passageway.Stop valve installation is provided with in grafting passage, the valve seat top of stop valve installation is contained between the ring-shaped step that sleeve pipe stretches in body one end and inner body wall, the spool of one-way valve through valve seat endoporus and slide axially and be assemblied in permanent joint, poppet head is arranged with the seal ring be sealed and matched with the endoporus of valve seat, when dynamic joint does not insert in permanent joint, annular on spool keeps off the stage clip pushing up dress between edge and valve seat makes spool locate, seal ring is relied on to be closed by the endoporus of valve seat, when dynamic joint inserts in permanent joint, the elastic force promotion spool that dynamic joint overcomes stage clip moves, valve seat endoporus is opened, meanwhile, pore on spool is communicated with gas-entered passageway, thus make outlet passageway and gas-entered passageway conducting.The outer wall of dynamic joint offers step-like annular groove, on the outer wall of sleeve pipe, symmetry offers two radial direction extension conical through-holes, steel ball is respectively fitted with in two conical through-holes, on body, flip sleeve is provided with sliding sleeve, the inwall of sliding sleeve offers annular groove, insert in permanent joint process at dynamic joint, when in the annular groove that steel ball is resisted against sliding sleeve respectively and in the annular groove of dynamic joint, dynamic joint and permanent joint locking; When unlocking, promoting sliding sleeve, making steel ball depart from annular groove until relative with the recessed shoulder of annular, meanwhile, dynamic joint outwards movement under the effect of spool spring, makes steel ball be resisted against on the recessed shoulder of annular of sliding sleeve, finally realizes unlocking.The stop valve installation of this rapid pipe joint can ensure the sealing effect of whole rapid pipe joint, in locking process, when dynamic joint promotion spool moves inward, under of sliding sleeve inwall pushes up the spring action of dress between ring-shaped step and body, the conical surface at the recessed shoulder place of annular of sliding sleeve promotes to move in steel ball, auto lock can be realized, but in releasing process, promote sliding sleeve and need to overcome the reaction force that the elastic force of spring and steel ball apply annular groove cell wall, easy generation skidding, causes and unlocks difficulty.
Summary of the invention
The object of this invention is to provide a kind of when ensureing sealing effect, easily can realize the rapid pipe joint of locking and unlocking.
The present invention adopts following technological scheme: a kind of rapid pipe joint, the dynamic joint comprising permanent joint and coordinate with permanent joint grafting, described permanent joint has the grafting passage of one end insertion and the outlet passageway with grafting channel connection for moving joint, one end in the insertion grafting passage of dynamic joint is insertion end, the stop valve installation for controlling outlet passageway break-make is provided with in grafting passage, described dynamic joint has the gas-entered passageway be communicated with outlet passageway when grafting, it is characterized in that: the sidewall of described dynamic joint has step, the end sidewall of described permanent joint offering radial direction extension sinks to the mounting hole of grafting vias inner walls, button is had along the spacing slidable fit of its bearing of trend in mounting hole, the first elastic component of active force button being applied to the bottom surface, hole of mounting hole is dorsad provided with between described button and permanent joint, and button has the button passage supplying the insertion end of described dynamic joint to pass through, the inwall of button passage is provided with the block that the anti-detent joint that coordinates with the step block of dynamic joint is extracted, described stop valve installation comprises valve seat and sealing and is slidedly assemblied in the spool coordinated with the insertion end pushing tow of dynamic joint in valve seat endoporus, also comprise and apply towards the second elastic component of the active force of button to spool, described spool on the end face of described button, offer the groove making gas-entered passageway and outlet passageway conducting when dynamic joint pushing tow spool moves, described spool is multidiameter shaft, the reduced diameter section sealing of spool is slidedly assemblied in valve seat, enlarged diameter section coordinates with the end face block of the button dorsad of valve seat and prevents spool from departing from valve seat, described outlet passageway is shoulder hole, described second elastic component is that top is contained in the spool stage clip of spool dorsad between the end face of button and the step surface of outlet passageway, part between the end face of the groove bottom at groove of described spool and the button dorsad of spool offers first ring connected in star, first ring connected in star inner sleeve is embedded with the first seal ring be slidably matched with the inner wall sealing of valve seat.
The step of described dynamic joint is the cone structure of reducing towards insertion end, and described block is arranged on the aperture position place towards described mounting hole of button passage.
The sidewall of described grafting passage has between button and stop valve installation an annular gear edge, annular gear along in be fitted with one end and stretch into snap close in button passage, snap close has the snap close passage that the insertion end for dynamic joint is passed through, and described button stretches into spacing slip between button channel part and described mounting hole bottom surface at snap close.
The bottom surface, hole of described mounting hole offers stage clip positioning hole, described first elastic component be arranged in stage clip positioning hole with the button stage clip of described button top press fit.
The inwall of described valve seat offers the second annular groove be connected towards button one end end face with valve seat, in the second annular groove, be embedded with the second seal ring sealing with the outer wall of dynamic joint and be slidably matched.
Described permanent joint comprises the sleeve pipe that the body with endoporus and thread bush are located at body one end, described body endoporus is shoulder hole, described valve seat is arranged on macropore section and the casing tube internal hole connecting position place of body endoporus, and described spool stage clip top is contained between the step surface of valve seat and body endoporus.
Described valve seat is the multidiameter shaft of enlarged diameter section towards described button, and the reduced diameter section Screw assembly of valve seat in the macropore section of body endoporus, and the reduced diameter section of valve seat is arranged with the 3rd seal ring that the inner wall sealing in body coordinates.
Adopt the rapid pipe joint of said structure, the end extended owing to the sidewall of permanent joint offering radial direction sinks to the mounting hole of grafting channel side wall, button is had along the spacing slidable fit of its bearing of trend in mounting hole, when dynamic joint inserts in permanent joint, the mode pinning button can be adopted, the step of joint is made to pass through block smoothly, by rear release button and under the effect of the first elastic component, block is coordinated with the step block of dynamic joint, can extract by anti-detent joint, thus realize locking, press the button, block is made to depart from cone segments, can realize unlocking, in addition, adopt stop valve installation of the prior art, can sealing effect be ensured.The rapid pipe joint of this structure, when locking, directly will move joint inserts in permanent joint solid with regard to energy bales catch, when unlocking, only need press the button and just taking off by appliance for releasing single, there will not be skidding, easy to operate, therefore, it is possible to easily realize locking and the unblock of rapid pipe joint, the sealing effect of whole rapid pipe joint simultaneously also can ensure.
Accompanying drawing explanation
Fig. 1 is embodiments of the invention structural representation;
Fig. 2 is the structural representation of the permanent joint in Fig. 1.
Embodiment
The embodiment of rapid pipe joint of the present invention: as Fig. 1, shown in Fig. 2, this rapid pipe joint is made up of permanent joint and dynamic joint, permanent joint comprises body 1 and the sleeve pipe 5 of thread set in body 1 one end, body 1 away from one end end face of sleeve pipe 5 offering the body endoporus be communicated with casing tube internal hole, body endoporus is the shoulder hole that macropore section is connected with casing tube internal hole, casing tube internal hole and body endoporus form the passage running through permanent joint, this passage has grafting passage and outlet passageway to form, position, air outlet near outlet passageway in grafting passage is provided with stop valve installation, one end end face of dynamic joint 6 offers through hole, this through hole is the gas-entered passageway of joint, one end of dynamic joint 6 is inserted in outlet passageway, this end is the insertion end of joint, part in the insertion permanent joint of dynamic joint 6 has the cone segments of reducing towards insertion end, also can think dynamic joint 6 sidewall on there is the step of cone structure.The outer wall of described sleeve pipe 5 offers the mounting hole that radial direction extends, the end of mounting hole is radially across the inwall sinking to sleeve pipe 5 after casing tube internal hole, also the inwall sinking to grafting passage can be thought, button 7 is had along its bearing of trend guiding slidable fit in mounting hole, the bottom surface, hole of mounting hole offers stage clip positioning hole, stage clip positioning hole is blind hole, be provided with the button stage clip 4 with button 7 apical grafting in stage clip positioning hole, such button stage clip 4 keeps the active force applying to deviate from stage clip positioning hole to button.The sidewall of button 7 offers the button passage passed through for the insertion end moving joint 6, the sidewall of button passage is fixed with block towards the aperture position place of mounting hole, block and button also can be wholely set, insert in the process of permanent joint at dynamic joint, the conical surface top pressure block of cone segments makes button 7 move until cone segments crosses block towards stage clip positioning hole, in the hole bottom surface moving process of button 7 towards mounting hole, button stage clip 4 is in compressive state always, after cone segments crosses block, button 7 is motion in the other direction under the effect of button stage clip 4, locking is realized like this under the block effect of the end face towards body of block, during unblock, press the button 7, button stage clip 4 second compression again, just can extract dynamic joint.
Described stop valve installation comprises valve seat 3, spool 2 and spool stage clip 12, valve seat 3 is arranged on the connecting position place of body endoporus and casing tube internal hole, valve seat 3 is multidiameter shaft, the reduced diameter section Screw assembly of valve seat 3 in the macropore section of body endoporus, the inwall Spielpassung of enlarged diameter section and sleeve pipe 5, in order to ensure the sealing between valve seat 3 and body 1, the outer wall of the reduced diameter section of valve seat 3 offers the 3rd annular groove, in the 3rd annular groove, be embedded with the 3rd seal ring 10 be sealed and matched with inner body wall.Valve seat endoporus is the shoulder hole that macropore section is connected with casing tube internal hole, certainly, the macropore section of valve seat endoporus also can think that its aperture section inwall is offered with the second annular groove be connected towards button one end end face that is valve seat 3, described spool 2 is multidiameter shaft, the reduced diameter section sealing of spool 2 is slidedly assemblied in the aperture section of valve seat endoporus, enlarged diameter section coordinates with one end end face block of the button dorsad of valve seat 3, and then prevent spool 2 from departing from valve seat 3, the insertion end of described dynamic joint 6 and spool 2 towards button 7 one end apical grafting, and the portion gap being positioned at cone segments and bayonet end of dynamic joint 6 is plugged in the aperture section of valve seat endoporus, and then rely on the pushing tow of dynamic joint to realize the movement of spool.Spool stage clip 12 top is contained between the enlarged diameter section of spool 2 and the step surface of valve seat endoporus, rely on the effect of spool stage clip 12, when dynamic joint 6 is in locking state with permanent joint, holding out against of cone segments and block can be realized, ensure the stability of dynamic joint 6, when pressing the button 7 unblock, the appliance for releasing single that can realize dynamic joint takes off.The reduced diameter section of spool 2 offers the first ring connected in star be connected with the enlarged diameter section of spool 2, is embedded with the first seal ring 11 in first ring connected in star, which enhances the sealing between spool 2 and valve seat 3.The groove offering radial direction extension on the end face of dynamic joint one end of spool 2, when dynamic joint 6 is with spool 2 apical grafting, groove is just in time communicated with the suction port of gas-entered passageway, when dynamic joint 6 promote groove bottom that spool 2 moves to groove enter in conduction period time, outlet passageway and gas-entered passageway conducting, in order to ensure the sealing between dynamic joint and valve seat, in the aperture section of valve seat 3, be embedded with the second seal ring 9 sealing with the outer wall of dynamic joint and be slidably matched.
The sidewall of described grafting passage has between button 7 and valve seat 3 an annular gear edge, this annular gear is formed along the annular groove of the enlarged diameter section by the mounting hole offered and accommodation valve seat 3, the corresponding surface sliding friction that button 7 keeps off edge with annular coordinates, valve seat 3 keeps off the corresponding surface Spielpassung on edge with annular, valve seat 3 and annular are kept off between edge and are provided with snap close 8, snap close 8 is a multidiameter shaft with inner via hole, the little head end of snap close 8 stretches in the button passage of button 7, like this button 7 is limited in mounting hole, make button 7 along the spacing slip between the bottom surface of mounting hole and the part stretching into button passage of snap close 8 of mounting hole axial direction, and the inner via hole of snap close 8 forms the snap close passage passed through for dynamic joint 6.
Above-described embodiment is in concrete using process, and permanent joint and dynamic joint are arranged on respectively on two pipelines be connected, wherein, permanent joint is arranged on gas export line, and dynamic jiont treatment is on gas inlet pipe road.When permanent joint and the non-grafting of dynamic joint, the groove bottom of the groove of spool 2 is positioned at the aperture section of valve seat endoporus, rely on the seal action of spool 2 and valve seat 3 and the first seal ring 11, outlet passageway is in closed state, can prevent the Leakage Gas in gas export line.When dynamic joint 6 inserts in permanent joint, the insertion end of dynamic joint 6 promotes spool 2 and moves, make spool stage clip 12 pressurized, promote in the process of spool 2 movement at dynamic joint 6, the cone segments top pressure block of dynamic joint 6 makes button 7 move towards stage clip positioning hole, button stage clip 4 pressurized, after cone segments crosses block, under the effect of button stage clip 4, button 7 is mobile in the other direction, simultaneously under the effect of spool stage clip 12, holding out against towards the end face of valve seat and the large end face of cone segments of block, rapid pipe joint is in locking state; Now, the groove bottom of the groove of spool 2 enters in the conduction period of outlet passageway, outlet passageway and gas-entered passageway conducting, and the gas in such gas export line just can enter in gas inlet pipe road.Press the button 7, make button stage clip 4 pressurized until block departs from cone segments, under the effect of spool stage clip 12, it is mobile in the other direction that spool promotes dynamic joint 6, and dynamic joint 6 is threaded off automatically, realizes the unblock of rapid pipe joint.
In above-described embodiment, the effect of stop valve installation is: when dynamic joint does not insert, realize the closedown of the outlet passageway of permanent joint, when dynamic joint inserts, realize the conducting of outlet passageway and gas-entered passageway, in other embodiments, stop valve installation also can adopt technological scheme of the prior art.
In above-described embodiment, dynamic joint has cone segments, and the conical surface of cone segments can ensure that promote block moves when dynamic joint inserts in permanent joint, thus button is moved towards stage clip positioning hole, and coordinate with block block after cone segments crosses block, anti-detent joint is extracted; Certainly, when dynamic joint inserts in permanent joint, also can press the button, make cone segments directly by after block, release button, also can realize cone segments and coordinate with the block of block, therefore, in other embodiments, also on the sidewall of dynamic joint, directly ring-shaped step can be set.
In above-described embodiment, snap close is arranged on valve seat and annular gear between edge prevents button from departing from mounting hole, has spacing effect, in other embodiments, also on the inner peripheral surface that annular keeps off edge, directly can arrange annular projection, also can play position-limiting action.
Claims (7)
1. a rapid pipe joint, the dynamic joint comprising permanent joint and coordinate with permanent joint grafting, described permanent joint has the grafting passage of one end insertion and the outlet passageway with grafting channel connection for moving joint, one end in the insertion grafting passage of dynamic joint is insertion end, the stop valve installation for controlling outlet passageway break-make is provided with in grafting passage, described dynamic joint has the gas-entered passageway be communicated with outlet passageway when grafting, it is characterized in that: the sidewall of described dynamic joint has step, the end sidewall of described permanent joint offering radial direction extension sinks to the mounting hole of grafting vias inner walls, button is had along the spacing slidable fit of its bearing of trend in mounting hole, the first elastic component of active force button being applied to the bottom surface, hole of mounting hole is dorsad provided with between described button and permanent joint, and button has the button passage supplying the insertion end of described dynamic joint to pass through, the inwall of button passage is provided with the block that the anti-detent joint that coordinates with the step block of dynamic joint is extracted, described stop valve installation comprises valve seat and sealing and is slidedly assemblied in the spool coordinated with the insertion end pushing tow of dynamic joint in valve seat endoporus, also comprise and apply towards the second elastic component of the active force of button to spool, described spool on the end face of described button, offer the groove making gas-entered passageway and outlet passageway conducting when dynamic joint pushing tow spool moves, described spool is multidiameter shaft, the reduced diameter section sealing of spool is slidedly assemblied in valve seat, enlarged diameter section coordinates with the end face block of the button dorsad of valve seat and prevents spool from departing from valve seat, described outlet passageway is shoulder hole, described second elastic component is that top is contained in the spool stage clip of spool dorsad between the end face of button and the step surface of outlet passageway, part between the end face of the groove bottom at groove of described spool and the button dorsad of spool offers first ring connected in star, first ring connected in star inner sleeve is embedded with the first seal ring be slidably matched with the inner wall sealing of valve seat.
2. rapid pipe joint according to claim 1, is characterized in that: the step of described dynamic joint is the cone structure of reducing towards insertion end, and described block is arranged on the aperture position place towards described mounting hole of button passage.
3. rapid pipe joint according to claim 1, it is characterized in that: the sidewall of described grafting passage has between button and stop valve installation an annular gear edge, annular gear along in be fitted with one end and stretch into snap close in button passage, snap close has the snap close passage that the insertion end for dynamic joint is passed through, and described button stretches into spacing slip between button channel part and described mounting hole bottom surface at snap close.
4. the rapid pipe joint according to claim 1 or 2 or 3, is characterized in that: the bottom surface, hole of described mounting hole offers stage clip positioning hole, described first elastic component be arranged in stage clip positioning hole with the button stage clip of described button top press fit.
5. rapid pipe joint according to claim 1, it is characterized in that: the inwall of described valve seat offers the second annular groove be connected towards button one end end face with valve seat, in the second annular groove, be embedded with the second seal ring sealing with the outer wall of dynamic joint and be slidably matched.
6. rapid pipe joint according to claim 1, it is characterized in that: described permanent joint comprises the sleeve pipe that the body with endoporus and thread bush are located at body one end, described body endoporus is shoulder hole, described valve seat is arranged on macropore section and the casing tube internal hole connecting position place of body endoporus, and described spool stage clip top is contained between the step surface of valve seat and body endoporus.
7. rapid pipe joint according to claim 6, it is characterized in that: described valve seat is the multidiameter shaft of enlarged diameter section towards described button, the reduced diameter section Screw assembly of valve seat in the macropore section of body endoporus, and the reduced diameter section of valve seat is arranged with the 3rd seal ring coordinated with the inner wall sealing of body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368647.0A CN102900907B (en) | 2012-09-28 | 2012-09-28 | Rapid pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368647.0A CN102900907B (en) | 2012-09-28 | 2012-09-28 | Rapid pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102900907A CN102900907A (en) | 2013-01-30 |
| CN102900907B true CN102900907B (en) | 2015-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210368647.0A Active CN102900907B (en) | 2012-09-28 | 2012-09-28 | Rapid pipe joint |
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| CN (1) | CN102900907B (en) |
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| CN104055349A (en) * | 2014-06-03 | 2014-09-24 | 东莞市新时代新能源科技有限公司 | Temperature interactive sofa |
| CN104061640A (en) * | 2014-06-03 | 2014-09-24 | 东莞市新时代新能源科技有限公司 | Temperature interaction floor |
| CN104061390A (en) * | 2014-06-03 | 2014-09-24 | 东莞市新时代新能源科技有限公司 | Temperature adjustment inserting joint |
| CN105221876A (en) * | 2015-09-25 | 2016-01-06 | 重庆燕蓝科技有限公司 | For the ready-packaged joint of vehicle-mounted purging system brush |
| CN106704746A (en) * | 2016-12-21 | 2017-05-24 | 安徽速锐机电设备有限公司 | Pneumatic quick connector |
| CN107061896B (en) * | 2017-06-21 | 2023-07-25 | 临沂新力源动力机械有限公司 | Joint convenient to connect |
| JP6590160B2 (en) * | 2017-07-11 | 2019-10-16 | 株式会社タツノ | Safety fitting |
| CN107504608B (en) * | 2017-09-19 | 2022-10-25 | 浙江星光电科智能家居科技有限公司 | Cold and hot economic benefits and social benefits floor temperature control system |
| CN109944995A (en) * | 2017-12-21 | 2019-06-28 | 中航光电科技股份有限公司 | Fluid connector and device assembly is fluidly connected using the fluid connector |
| TWI747295B (en) * | 2019-09-12 | 2021-11-21 | 日商日東工器股份有限公司 | Pipe joint components |
| CN111853404B (en) * | 2020-08-01 | 2023-05-09 | 河南斯凯特汽车管路有限公司 | Pipeline connecting joint |
| CN112460358A (en) * | 2020-12-21 | 2021-03-09 | 诺通(苏州)流体系统科技有限公司 | Button type quick joint capable of rotating by 360 degrees |
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| US4483510A (en) * | 1981-10-20 | 1984-11-20 | S.A. Des Etablissements Staubli (France) | Fast-fit unions for removably joining pipes |
| CN2070859U (en) * | 1990-01-02 | 1991-02-06 | 重庆大学 | Sliding plug cutoff connector for using gas quickly |
| CN101509587A (en) * | 2009-03-24 | 2009-08-19 | 楼松乔 | Fluid quick joint with press-button lock |
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| US4378028A (en) * | 1981-04-13 | 1983-03-29 | Swagelok Company | Quick connect coupling |
| FR2835585B1 (en) * | 2002-02-04 | 2004-03-05 | Staubli Sa Ets | QUICK CONNECTION FOR THE REMOVABLE JOINT OF TWO PIPES |
| US6669168B2 (en) * | 2002-03-13 | 2003-12-30 | Swagelok Company | Quick connect coupling |
| FR2882803B1 (en) * | 2005-03-02 | 2007-04-20 | Staubli Faverges Sca | RAPID CONNECTION FOR JOINING TWO PRESSURE GAS DELIVERY CHANNELS |
| CN202901653U (en) * | 2012-09-28 | 2013-04-24 | 凯迈（洛阳）气源有限公司 | Quick connector |
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| US4483510A (en) * | 1981-10-20 | 1984-11-20 | S.A. Des Etablissements Staubli (France) | Fast-fit unions for removably joining pipes |
| CN2070859U (en) * | 1990-01-02 | 1991-02-06 | 重庆大学 | Sliding plug cutoff connector for using gas quickly |
| CN101509587A (en) * | 2009-03-24 | 2009-08-19 | 楼松乔 | Fluid quick joint with press-button lock |
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| Publication number | Publication date |
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| CN102900907A (en) | 2013-01-30 |
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