CN202901653U - Quick connector - Google Patents
Quick connector Download PDFInfo
- Publication number
- CN202901653U CN202901653U CN 201220502345 CN201220502345U CN202901653U CN 202901653 U CN202901653 U CN 202901653U CN 201220502345 CN201220502345 CN 201220502345 CN 201220502345 U CN201220502345 U CN 201220502345U CN 202901653 U CN202901653 U CN 202901653U
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- Prior art keywords
- button
- joint
- valve seat
- spool
- passage
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- Withdrawn - After Issue
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Abstract
The utility model discloses a quick connector. The quick connector comprises a fixed joint and a movable joint which is matched with the fixed joint in an insertion connection manner; a shutoff valve device is arranged in an insertion connection passage; the sidewall of the movable joint is provided with a step; the sidewall of the fixed joint is provided with a mounting hole which extends along the radial direction, and the tail end of the mounting hole sinks into the internal wall of the insertion connection passage; a button which slides along the extending direction of the mounting hole in a limiting manner is assembled in the mounting hole; a first elastic member which applies an acting force opposite to the bottom face of the mounting hole to the button is arranged between the button and the fixed joint; and the button is provided with a button passage which is used for passing through the insertion end of the movable joint, and a stopping block which is matched with the step of the movable joint in a stopping manner is arranged on the internal wall of the button passage. Due to the structure, the quick connector has the advantages that the quick connector can be automatically locked by directly inserting the movable joint into the fixed joint during locking and can be automatically unlocked by only pressing down the button during unlocking, the phenomenon of skidding cannot occur, the operation is convenient, the locking and unlocking of the quick connector can be easily realized, and meanwhile, the sealing effect of the whole quick connector can also be guaranteed.
Description
Technical field
The utility model relates to the connection set that a kind of gas piping connects and dismantle usefulness fast, is specifically related to a kind of rapid pipe joint.
Background technique
Rapid pipe joint is the device that is widely used in connecting between pipeline, has the performance of Quick fastening and quick-detachment, has inseparable relation for some industries relevant with gas.There are two class characteristics in rapid pipe joint in the market, and first kind characteristics are simple in structure, simple operations, and bales catch admittedly reaches bullet and takes off, but airtight effect is not ideal, and in the situation that especially pressure is higher, sealing effect is poorer, and moves inaccurate; The Equations of The Second Kind characteristics are complex structures, and assembling is slow, but tightness is good, and action is accurately taken off but bales catch reaches bullet admittedly.
Chinese patent CN201330906Y discloses a kind of rapid pipe joint, permanent joint and the moving joint that cooperates consists of by pegging graft, the endoporus of moving 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 of grafting passage and gas-entered passageway.Be provided with stop valve installation in the grafting passage, the valve seat of stop valve installation top is contained in sleeve pipe and stretches between the ring-shaped step on body one end and the inner body wall, the spool of one-way valve passes the endoporus of valve seat and endwisely slips and is assemblied in the permanent joint, be arranged with the seal ring that the endoporus with valve seat is sealed and matched on the spool head, when moving joint does not insert in the permanent joint, the stage clip of top dress makes the spool location between annular gear edge on the spool and the valve seat, rely on seal ring with the endoporus sealing of valve seat, in the time of in moving joint inserts permanent joint, the elastic force promotion spool that moving joint overcomes stage clip moves, the valve seat endoporus is opened, meanwhile, pore on the spool is communicated with gas-entered passageway, thereby makes outlet passageway and gas-entered passageway conducting.Outer wall at moving joint offers step-like annular groove, symmetry offers two radial direction extension conical through-holes on the outer wall of sleeve pipe, be respectively fitted with steel ball in two conical through-holes, flip sleeve is provided with sliding sleeve on the body, offer annular groove on the inwall of sliding sleeve, insert in the permanent joint process at moving joint, in the time of in steel ball is resisted against respectively the annular groove of sliding sleeve and in the annular groove of moving joint, moving joint and permanent joint locking; When release, promote sliding sleeve, make steel ball break away from annular groove until relative with the recessed shoulder of annular, meanwhile, moving joint is outwards mobile under the effect of spool spring, so that steel ball is resisted against on the annular recessed shoulder of sliding sleeve, finally realizes release.The stop valve installation of this rapid pipe joint can guarantee the sealing effect of whole rapid pipe joint, in the locking process, when moving joint promotion spool moves inward, under the spring action of top dress between ring-shaped step of sliding sleeve inwall and the body, the conical surface at the annular recessed shoulder place of sliding sleeve promotes to move in the steel ball, can realize auto lock, but in releasing process, promote sliding sleeve and need to overcome the elastic force of spring and steel ball to a reaction force that cell wall applies of annular groove, skidding occurs easily, causes the release difficulty.
The model utility content
The purpose of this utility model provides a kind of the assurance in the situation of sealing effect, can easily realize locking the rapid pipe joint with release.
The utility model adopts following technological scheme: a kind of rapid pipe joint, comprise permanent joint and the moving joint of pegging graft and cooperating with permanent joint, described permanent joint have grafting passage that the end for moving joint inserts and with the outlet passageway of grafting channel connection, end in the insertion grafting passage of moving joint is insertion end, be provided with the stop valve installation for control outlet passageway break-make in the grafting passage, described moving joint has the gas-entered passageway that is communicated with outlet passageway when pegging graft, has step on the sidewall of described moving joint, the end that offers the radial direction extension on the sidewall of described permanent joint sinks to the mounting hole of grafting vias inner walls, along the spacing slidable fit of its bearing of trend button is arranged in the mounting hole, be provided with between described button and the permanent joint button is applied dorsad the first elastic component of the active force of the bottom surface, hole of mounting hole, and button has the button passage that the insertion end for described moving joint is passed through, and the inwall of button passage is provided with the block that the anti-stop joint that cooperates with the step block of moving joint is extracted.
The step of described moving joint be reducing towards the cone structure of insertion end, described block is arranged on the aperture position place towards described mounting hole of button passage.
Between button and stop valve installation, has an annular gear edge on the sidewall of described grafting passage, be fitted with an end in the annular gear edge and stretch into the interior snap close of button passage, snap close has the snap close passage that passes through for the insertion end of moving joint, and described button is in the spacing slip between button channel part and the described mounting hole bottom surface of stretching into of snap close.
Offer the stage clip positioning hole on the bottom surface, hole of described mounting hole, described the first elastic component is to be arranged in the stage clip positioning hole and the button stage clip top press fit of described button.
Described stop valve installation comprises that valve seat and sealing are slidedly assemblied in the spool that cooperates with the insertion end pushing tow of moving joint in the valve seat, also comprise spool is applied the second elastic component towards the active force of button, described spool towards offering on the end face of described button when moving joint pushing tow spool moves so that the groove of gas-entered passageway and outlet passageway conducting.
Offer the first ring connected in star that links to each other towards button one end end face with valve seat on the inwall of described valve seat, be embedded with outer wall sealed sliding the first seal ring movingly with moving joint in the first ring connected in star.
Described spool is multidiameter shaft, the reduced diameter section sealing of spool is slidedly assemblied in the valve seat, enlarged diameter section cooperates with the end face block of the dorsad button of valve seat, described outlet passageway is shoulder hole, and described the second elastic component is contained in the dorsad spool stage clip between the step surface of the end face of button and outlet passageway of spool for the top.
The part between the end face of the dorsad button of the groove bottom of groove and spool of described spool offers the second annular groove, and the second annular groove inner sleeve is embedded with the second seal ring that the inner wall sealing with valve seat is slidingly matched.
Described permanent joint comprises the sleeve pipe that 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 be enlarged diameter section towards the multidiameter shaft of described button, the reduced diameter section Screw assembly of valve seat and is arranged with the 3rd seal ring that cooperates in the inner wall sealing of body on the reduced diameter section of valve seat in the macropore section of body endoporus.
Adopt the rapid pipe joint of said structure, because the end that offers the radial direction extension on the sidewall of permanent joint sinks to the mounting hole of grafting channel side wall, along the spacing slidable fit of its bearing of trend button is arranged in the mounting hole, in the time of in moving joint inserts permanent joint, can adopt the mode of pinning button, make the step of joint pass through smoothly block, by rear release button and under the effect of the first elastic component, block is cooperated with the step block of moving joint, can prevent that the stop joint extracts, thereby realize locking, press the button, make block break away from cone segments, can realize release; In addition, adopt stop valve installation of the prior art, can guarantee sealing effect.The rapid pipe joint of this structure, when locking, directly will move joint inserts in the permanent joint solid with regard to the energy bales catch, when release, only just need press the button and can take off by appliance for releasing single, skidding can not appear, easy to operate, therefore, can easily realize locking and the release of rapid pipe joint, the sealing effect of simultaneously whole rapid pipe joint also can guarantee.
Description of drawings
Fig. 1 is example structure schematic representation of the present utility model;
Fig. 2 is the structural representation of the permanent joint among Fig. 1.
Embodiment
The embodiment of rapid pipe joint of the present utility model: such as Fig. 1, shown in Figure 2, this rapid pipe joint is made of permanent joint and moving joint, permanent joint comprises that body 1 and thread set are at the sleeve pipe 5 of body 1 one ends, offer the body endoporus that is communicated with casing tube internal hole on the end end face away from sleeve pipe 5 of body 1, the body endoporus is the shoulder hole that the macropore section links to each other with casing tube internal hole, casing tube internal hole and body endoporus form the passage that runs through permanent joint, this passage has grafting passage and outlet passageway to consist of, and the position, air outlet near outlet passageway in the grafting passage is equipped with stop valve installation; Offer through hole on the one end end face of moving joint 6, this through hole is the gas-entered passageway of moving joint, one end of moving joint 6 inserts in the outlet passageway, this end is the insertion end of moving joint, part in the insertion permanent joint of moving joint 6 has reducing towards the cone segments of insertion end, also can think and move the step that has cone structure on the sidewall of joint 6.Offer the mounting hole that radial direction is extended on the outer wall of described sleeve pipe 5, the end of mounting hole radially passes the inwall that sinks to sleeve pipe 5 behind the casing tube internal hole, also can think the inwall that sinks to the grafting passage, along its bearing of trend guiding slidable fit button 7 is arranged in the mounting hole, offer the stage clip positioning hole on the bottom surface, hole of mounting hole, the stage clip positioning hole is blind hole, button stage clip 4 with button 7 apical graftings is installed in the stage clip positioning hole, and button stage clip 4 keeps button is applied the active force that deviates from the stage clip positioning hole like this.Offer the button passage that passes through for the insertion end of moving joint 6 on the sidewall of button 7, be fixed with block towards the aperture position place of mounting hole on the sidewall of button passage, block and button also can be wholely set, insert in the process of permanent joint at moving joint, the conical surface top of cone segments presses block that button 7 is moved until cone segments is crossed block towards the stage clip positioning hole, at button 7 in the moving process of the bottom surface, hole of mounting hole, button stage clip 4 is in compressive state always, after cone segments is crossed block, button 7 is motion in the other direction under the effect of button stage clip 4, realizes locking at block under the block effect of the end face of body like this; During release, press the button 7, button stage clip 4 compresses again, just can extract moving joint.
Described stop valve installation comprises valve seat 3, spool 2 and spool stage clip 12, valve seat 3 is installed in 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 guarantee the sealing between valve seat 3 and the body 1, offer the 3rd annular groove on the outer wall of the reduced diameter section of valve seat 3, be embedded with the 3rd seal ring 10 that is sealed and matched with inner body wall in the 3rd annular groove.The valve seat endoporus is the shoulder hole that the macropore section links to each other with casing tube internal hole, certainly, the macropore section of valve seat endoporus also can be thought that offer on its aperture section inwall and the first groove that links to each other towards button one end end face 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 cooperates with an end end face block of the dorsad button of valve seat 3, and then prevent that spool 2 breaks away from valve seat 3, the insertion end of described moving joint 6 and spool 2 towards button 7 one end apical graftings, and the part gap that is positioned at cone segments and bayonet end of moving joint 6 is plugged in the aperture section of valve seat endoporus, and then relies on the pushing tow of moving joint to realize the movement of spool.Spool stage clip 12 top is contained between the step surface of the enlarged diameter section of spool 2 and valve seat endoporus, rely on the effect of spool stage clip 12, when moving joint 6 is in locking state with permanent joint, can realize holding out against of cone segments and block, guarantee the stability of moving joint 6, when pressing the button 7 release, can realize that the appliance for releasing single of moving joint takes off.Reduced diameter section at spool 2 offers the second annular groove that links to each other with the enlarged diameter section of spool 2, is embedded with the second seal ring 11 in the second annular groove, has improved like this sealing between spool 2 and the valve seat 3.The groove that on the end face of moving joint one end, offers the radial direction extension of spool 2, when moving joint 6 and spool 2 apical grafting, groove just in time is communicated with the suction port of gas-entered passageway, when moving joint 6 promotes groove bottom that spools 2 move to groove and enters in the conduction period, outlet passageway and gas-entered passageway conducting, in order to guarantee the sealing between moving joint and the valve seat, be embedded with outer wall sealed sliding the first seal ring 9 movingly with moving joint in the aperture section of valve seat 3.
Between button 7 and valve seat 3, has an annular gear edge on the sidewall of described grafting passage, this annular gear is along being made of the mounting hole of offering and the annular groove that holds the enlarged diameter section of valve seat 3, button 7 cooperates with the corresponding surface sliding friction on annular gear edge, valve seat 3 and annular corresponding surface Spielpassung of keeping off the edge, be provided with snap close 8 between valve seat 3 and the annular gear edge, snap close 8 is one to have the multidiameter shaft of 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 the mounting hole, so that button 7 is along the spacing slip between the part that stretches into the button passage of the bottom surface of mounting hole and snap close 8 of mounting hole axial direction, and the inner via hole of snap close 8 forms the snap close passage that passes through for moving joint 6.
Above-described embodiment is installed in permanent joint and moving joint respectively on two pipelines that are connected in concrete using process, and wherein, permanent joint is installed on the gas output tube road, and moving jiont treatment is on the gas inlet pipe road.When permanent joint and moving joint are not pegged graft, 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 second seal ring 11, outlet passageway is in closed state, can prevent the Leakage Gas in the gas output tube road.When moving joint 6 inserts in the permanent joint, the insertion end of moving joint 6 promotes spool 2 and moves, make spool stage clip 12 pressurizeds, in the process that moving joint 6 promotion spools 2 move, the cone segments top of moving joint 6 presses block that button 7 is moved towards the stage clip positioning hole, button stage clip 4 pressurizeds, after cone segments is crossed 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, the 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; At this moment, 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 the gas output tube road just can enter in the gas inlet pipe road like this.Press the button 7, make button stage clip 4 pressurizeds until block breaks away from cone segments, under the effect of spool stage clip 12, it is mobile in the other direction that spool promotes moving joint 6, and moving joint 6 is threaded off automatically, realizes the release of rapid pipe joint.
In above-described embodiment, the effect of stop valve installation is: when moving joint does not insert, closing of the outlet passageway of realization permanent joint, when moving 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, moving joint has cone segments, and the conical surface of cone segments promotes block in the time of can guaranteeing in moving joint inserts permanent joint and moves, thereby button is moved towards the stage clip positioning hole, and after cone segments is crossed block, cooperate with the block block, anti-stop joint is extracted; Certainly, in the time of in moving joint inserts permanent joint, also can press the button, make cone segments directly by behind the block, release button can realize that also cone segments cooperates with the block of block, therefore, in other embodiments, also can on the sidewall of moving joint, ring-shaped step be set directly.
In above-described embodiment, snap close be arranged on valve seat and annular gear along between prevent that button breaks away from mounting hole, have spacing effect, in other embodiments, also can on annular is kept off the inner peripheral surface on edge, annular projection be set directly, also can play position-limiting action.
Claims (10)
1. rapid pipe joint, comprise permanent joint and the moving joint of pegging graft and cooperating with permanent joint, described permanent joint have grafting passage that the end for moving joint inserts and with the outlet passageway of grafting channel connection, end in the insertion grafting passage of moving joint is insertion end, be provided with the stop valve installation for control outlet passageway break-make in the grafting passage, described moving joint has the gas-entered passageway that is communicated with outlet passageway when pegging graft, it is characterized in that: have step on the sidewall of described moving joint, the end that offers the radial direction extension on the sidewall of described permanent joint sinks to the mounting hole of grafting vias inner walls, along the spacing slidable fit of its bearing of trend button is arranged in the mounting hole, be provided with between described button and the permanent joint button is applied dorsad the first elastic component of the active force of the bottom surface, hole of mounting hole, and button has the button passage that the insertion end for described moving joint is passed through, and the inwall of button passage is provided with the block that the anti-stop joint that cooperates with the step block of moving joint is extracted.
2. rapid pipe joint according to claim 1 is characterized in that: the step of described moving joint be reducing towards the cone structure of insertion end, 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: between button and stop valve installation, have an annular gear edge on the sidewall of described grafting passage, be fitted with an end in the annular gear edge and stretch into the interior snap close of button passage, snap close has the snap close passage that passes through for the insertion end of moving joint, and described button is in the spacing slip between button channel part and the described mounting hole bottom surface of stretching into of snap close.
4. according to claim 1 and 2 or 3 described rapid pipe joints, it is characterized in that: offer the stage clip positioning hole on the bottom surface, hole of described mounting hole, described the first elastic component is to be arranged in the stage clip positioning hole and the button stage clip top press fit of described button.
5. rapid pipe joint according to claim 1, it is characterized in that: described stop valve installation comprises that valve seat and sealing are slidedly assemblied in the spool that cooperates with the insertion end pushing tow of moving joint in the valve seat, also comprise spool is applied the second elastic component towards the active force of button, described spool towards offering on the end face of described button when moving joint pushing tow spool moves so that the groove of gas-entered passageway and outlet passageway conducting.
6. rapid pipe joint according to claim 5, it is characterized in that: offer the first ring connected in star that links to each other towards button one end end face with valve seat on the inwall of described valve seat, be embedded with outer wall sealed sliding the first seal ring movingly with moving joint in the first ring connected in star.
7. rapid pipe joint according to claim 5, it is characterized in that: described spool is multidiameter shaft, the reduced diameter section sealing of spool is slidedly assemblied in the valve seat, enlarged diameter section cooperates with the end face block of the dorsad button of valve seat, described outlet passageway is shoulder hole, and described the second elastic component is contained in the dorsad spool stage clip between the step surface of the end face of button and outlet passageway of spool for the top.
8. rapid pipe joint according to claim 7, it is characterized in that: the part between the end face of the dorsad button of the groove bottom of groove and spool of described spool offers the second annular groove, and the second annular groove inner sleeve is embedded with the second seal ring that the inner wall sealing with valve seat is slidingly matched.
9. according to claim 7 or 8 described rapid pipe joints, it is characterized in that: described permanent joint comprises the sleeve pipe that 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.
10. rapid pipe joint according to claim 9, it is characterized in that: described valve seat is that enlarged diameter section is towards the multidiameter shaft of described button, the reduced diameter section Screw assembly of valve seat and is arranged with the 3rd seal ring that cooperates in the inner wall sealing of body on the reduced diameter section of valve seat in the macropore section of body endoporus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220502345 CN202901653U (en) | 2012-09-28 | 2012-09-28 | Quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220502345 CN202901653U (en) | 2012-09-28 | 2012-09-28 | Quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202901653U true CN202901653U (en) | 2013-04-24 |
Family
ID=48122324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220502345 Withdrawn - After Issue CN202901653U (en) | 2012-09-28 | 2012-09-28 | Quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202901653U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900907A (en) * | 2012-09-28 | 2013-01-30 | 凯迈（洛阳）气源有限公司 | Quick connector |
| CN111997972A (en) * | 2016-03-24 | 2020-11-27 | 阿奇企业公司 | Modular facility system |
| CN117605901A (en) * | 2024-01-23 | 2024-02-27 | 安徽省锦瑞汽车部件有限公司 | Self-locking quick connector |
-
2012
- 2012-09-28 CN CN 201220502345 patent/CN202901653U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900907A (en) * | 2012-09-28 | 2013-01-30 | 凯迈（洛阳）气源有限公司 | Quick connector |
| CN111997972A (en) * | 2016-03-24 | 2020-11-27 | 阿奇企业公司 | Modular facility system |
| CN117605901A (en) * | 2024-01-23 | 2024-02-27 | 安徽省锦瑞汽车部件有限公司 | Self-locking quick connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130424 Effective date of abandoning: 20151014 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |