CN107965631A - A kind of quick coupling - Google Patents
A kind of quick coupling Download PDFInfo
- Publication number
- CN107965631A CN107965631A CN201711482047.6A CN201711482047A CN107965631A CN 107965631 A CN107965631 A CN 107965631A CN 201711482047 A CN201711482047 A CN 201711482047A CN 107965631 A CN107965631 A CN 107965631A
- Authority
- CN
- China
- Prior art keywords
- hole
- valve body
- holes
- ring
- spool
- 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
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/40—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
A kind of quick coupling, is made of anchor tip and dynamic connector, and anchor tip includes spool, cut-off O-ring, self-locking spring, valve body；The spool is loaded on body cavity, and cut-off O-ring is placed in the 3rd hole of body cavity in the concave ring groove loaded on spool；Equipped with driving, cut-off O-ring moves right and the taper-face contact with valve body, the self-locking spring for blocking gas circuit, self-locking spring are placed in the first hole of body cavity on the self-locking spring seat of spool；Active joint is placed in the first hole of body cavity and is mutually pushed up with the self-locking spring seat of spool, and sealing ring is installed in the seal groove of active joint.Directly dynamic connector is inserted into anchor tip during use, anchor tip is automatically locked dynamic connector, completes quick connection.During dismounting, press piece only need to be pressed, dynamic connector is ejected anchor tip automatically, completes automatic dismantling.The present invention singlehanded can quickly finish the disconnection and connection of connector, simple in structure, easy to operate, and repeatedly plug will not cause to damage to tracheae.
Description
Technical field
The present invention relates to the attachment device of a kind of quick connection of gas piping and dismounting, and in particular to a kind of fast quick access
Head.
Background technology
In daily life and the equipment of industrial product, it is often necessary to which gas piping is attached and is dismantled.For the ease of
The arrangement of pipe and installation, realize commonly using connector and turn to and connect.Quick coupling is to be widely used in connecting between gas piping
The device connect, has the performance of quick connection and fast quick-detach.In order to realize fast operating, people have devised various
Fast joint structure, Chinese patent CN102734583A disclose a kind of quick coupling, comprising the fittings body with connecting hole,
The sealing O-ring of sealing can be formed with the intubation of insertion by being equipped with connecting hole, and a tubular reed is located in connecting hole and uses
In the intubation for blocking insertion.Quick coupling in the invention is in use, and reed is acted directly in intubation, and plug number is more
Afterwards, intubation can be caused to damage.
Chinese patent CN102900907A discloses a kind of quick coupling, comprising anchor tip and with anchor tip grafting
The dynamic connector coordinated.Anchor tip has the outlet for the grafting passage of one end insertion of dynamic connector and with grafting passage unicom
Passage, it is insertion end to move one end in the insertion grafting passage of connector, is equipped with grafting passage and is used to control outlet passageway break-make
Stop valve installation.Although quick coupling connection and convenient disassembly, structure are more complicated in the invention.
The content of the invention
For the above-mentioned deficiency of the prior art, the present invention provides a kind of fast quick access that can be rapidly completed connection and dismounting
Head, the configuration of the present invention is simple, repeatedly plug do not cause to damage to intubation.
Technical program of the present invention lies in：Fast quick access is formed by anchor tip and the dynamic connector to match with anchor tip
Head, the anchor tip include spool, cut-off O-ring, self-locking spring, valve body, resetting spring, retaining spring, press piece and stop
Pin；There is first hole being adapted with dynamic connector in described body cavity one end, and the body cavity other end has the 3rd hole, the first hole with
It is connected between 3rd hole through the second hole, the 3rd hole is connected with one conical surface of the second hole.External end head of the valve body close to the first hole
There is groove vertical with the first hole, for installing press piece；There is a blind hole for being used to install resetting spring on valve body, valve body external end head is set
There is the parallel hole that is used to install retaining spring and latch parallel with the first hole；One end of the spool is useful for installation cut-off
The concave ring groove of O-ring, the other end of spool is hollow structure, and there is self-locking spring seat in the termination of hollow structure, there is four on spool
Uniformly distributed rectangular slot；The active joint outside diameter is adapted with the first hole internal diameter of valve body, and one end of active joint is useful for
The seal groove of sealing O-ring is installed, sealing O-ring is installed in seal groove；It is fluted on active joint, there is axis on active joint
Shoulder；Described latch one end is useful for the hole of installation retaining spring, and the other end is the Step Shaft of multi-step；The spool is loaded on valve
Intracoelomic cavity, cut-off O-ring are placed in the 3rd hole of body cavity in the concave ring groove loaded on spool；On the self-locking spring seat of spool
Moved right equipped with drive cut-off O-ring and the taper-face contact with valve body, the self-locking spring for blocking gas circuit, self-locking spring are placed in valve
In first hole of intracoelomic cavity；Active joint is placed in the first hole of body cavity and is mutually pushed up with the self-locking spring seat of spool, seals O
Shape circle is installed in the seal groove of active joint；In parallel hole of the latch loaded on valve body, retaining spring is loaded on latch peace
Among row hole, press piece is loaded in the groove of valve body, three company hole -- A holes, elongated B holes, the small elongated C for having width to be sequentially reduced in press piece
Hole, the A holes in press piece are placed on the groove of active joint；Elongated B holes, small elongated C holes in press piece are placed on the second of latch
On Step Shaft E, the outer end face of three-stepped shaft F of latch is contacted with the shaft shoulder of active joint；Equipped with multiple in the blind hole of valve body
Position spring, resetting spring upper end contact and drive with press piece and small elongated C holes are exercised in press piece be stuck in second step axis E.
First hole of body cavity of the present invention, the second hole, the 3rd hole central axis on the same line, the second hole
Internal diameter be less than the first hole, the internal diameter in the 3rd hole.
The center line of the blind hole of valve body of the present invention and the first centerline hole, parallel hole central axis simultaneously intersect.
Cut-off O-ring outside diameter of the present invention is less than the 3rd hole internal diameter, more than the second hole internal diameter.
Three in press piece of the present invention connect hole, and wherein A hole widths, which are more than dynamic connector outer diameter, can simultaneously make connector pass through A
There are elongated B holes in hole lower end, and there are small elongated C holes in elongated B holes lower end, and press piece upper end is a bending shape structure.
The first step axis D diameters of latch of the present invention are more than width, the width less than elongated B holes in small elongated C holes
Degree；The second step axis E diameters of latch are less than the width in small elongated C holes；The three-stepped shaft F diameters of latch are more than small length
The width in shape C holes.
The length of the second step axis E of latch of the present invention is adapted with cut-off O-ring.
The present invention the course of work be：Connector is moved made of nylon toward using anchor tip made of stainless steel when that will use
During interior pressing, the shaft shoulder on dynamic connector, which is turned left, promotes latch made of stainless steel to left movement, the second step on latch
Axis E leaves the elongated B holes by piece, and press piece moves up under the action of resetting spring, and three-stepped shaft F is eventually located at small length
In shape C holes, press piece holds onto dynamic connector, prevents it from ejecting anchor tip to the right under self-locking spring effect, at this time anchor tip
With dynamic connector in an ON state.Press piece is pressed, moves constraint of the connector without press piece, self-locking spring promotes valve made of nylon
Core moves right, so as to promote dynamic connector to depart from anchor tip.And spool is held onto due to ending O-ring by valve body, Zhi Nengyun
Dynamic a distance, 90 ° of conical surfaces for ending O-ring and valve body at this time completely attach to, and complete self-locking.
Dynamic connector is directly inserted into anchor tip by the present invention when using, and anchor tip is automatically locked dynamic connector, is completed
Quick connection.During dismounting, press piece only need to be pressed, dynamic connector is ejected anchor tip automatically, completes automatic dismantling.
Compared with prior art, the invention has the advantages that：It singlehanded can quickly finish the disconnection and connection of connector, operation
Simply, and repeatedly plug and tracheae will not be caused to damage.
Brief description of the drawings
Fig. 1 is the structure composition figure of the present invention.
Fig. 2 is the structure diagram of the present invention.
Fig. 3 is the profile of spool of the present invention.
Fig. 4 is the structure diagram of spool of the present invention.
Fig. 5 is the schematic diagram of valve body of the present invention.
Fig. 6 is the side view of valve body of the present invention.
Fig. 7 is the schematic diagram of press piece of the present invention.
Fig. 8 is the side view of press piece of the present invention.
Fig. 9 is the schematic diagram of active joint of the present invention.
Figure 10 is the schematic diagram of latch of the present invention.
In figure, 1, spool；2nd, O-ring is ended；3rd, self-locking spring；4th, valve body；5th, sealing O-ring；6th, resetting spring；7th, only
Move spring；8th, press piece；9th, latch；10th, active joint；11st, concave ring groove；12nd, rectangular slot；13rd, blind hole；14th, groove；15th, put down
Row hole；16th, seal groove；17th, groove；18th, anchor tip；19th, connector is moved.
Embodiment
As shown in Figure 1, the present invention is by anchor tip 18（JT01）With the dynamic connector 19 to match with anchor tip 18
（JT02）Composition.The dynamic connector 19 is made of active joint 10 and sealing O-ring 5.
As shown in Fig. 2, the anchor tip 18 by spool 1, cut-off O-ring 2, self-locking spring 3, valve body 4, resetting spring 6,
Retaining spring 7, press piece 8 and latch 9 form.There are first hole being adapted with dynamic connector, valve body in described 4 inner cavity one end of valve body
The 4 inner cavity other ends have the 3rd hole, are connected between the first hole and the 3rd hole through the second hole, the 3rd hole and one 90 ° of the second hole cone
Face is connected.The described one end of spool 1 with cone is useful for the concave ring groove of installation cut-off O-ring, and cut-off O-ring 2 is loaded on concave ring groove
It is interior.Spool 1 and self-locking spring 3 are applied in combination, and drive cut-off O-ring 2 to move right, and close to valve body 4, end O-ring 2 and valve body
During 4 90 ° of taper-face contacts, self-locking is completed, gas circuit is blocked, quick coupling stuffiness.When cut-off O-ring 2 and 90 ° of cones of valve body 4
When face is left, gas circuit is connected, quick coupling ventilation.Resetting spring 6, press piece 8, retaining spring 7 and latch 9 are used to control dynamic connect
First 19 and the connection and dismounting of anchor tip 18.After dynamic connector 19 enters anchor tip 18, press piece 8 is acted in resetting spring 6
It is lower to reset upwards.After pressing press piece 8, dynamic connector 19 is ejected by spool 1.During installation, self-locking spring 3 is installed on spool 1 first
On, then self-locking spring 3 and spool 1 are inserted into inside valve body 4 together, the one end of spool 1 with cone is stretched out 90 ° of cones of valve body 4
Face, will end O-ring 2 and is installed in the concave ring groove 11 of spool 1 at this time.Then, retaining spring 7 is put into the parallel hole of valve body 4
In 15, latch 9 is fitted on retaining spring 7, then resetting spring 6 is loaded in the resetting spring on valve body 4, with press piece 8
Resetting spring 6 is pushed down in one end, and groove 14 of the other end on valve body 4 moves downward, and makes latch 9 by the small length in press piece 8
Shape C holes, that is, complete assembling.There is seal groove on active joint 10, sealing O-ring 5 is installed in seal groove.Sealing O-ring 5 is in valve
Deformed in gap between body 4 and active joint 10, prevent gas from being overflowed out of gap.Dynamic connector 19 can use metal material
Or the nonmetallic materials for having some strength are made.
In Fig. 3, Fig. 4, there is concave ring groove 11 in one end of spool 1, places cut-off O-ring 2, has four uniformly distributed length on spool 1
Square groove 12, when quick coupling in an ON state after, gas can be flowed into active joint 10 out of rectangular slot 12
Kong Zhong.Spool 1 can be made of metal material, can also be made of the nonmetallic materials for having some strength.
In Fig. 5, Fig. 6, there is first hole being adapted with dynamic connector 19 in 4 inner cavity one end of valve body, and the 4 inner cavity other end of valve body has
3rd hole, the first hole, is connected between the 3rd hole through the second hole, and the 3rd hole is connected with 90 ° of the second hole conical surface；Valve body 4
External end head close to the first hole has, the groove 14 for installing press piece 8, and groove 14 is located at one end of valve body 4, is a rectangular channel, groove 14
Width be more than the width of press piece 8, press piece 8 moves up and down in groove 14, and groove 14 limits the movement locus of press piece, Zhi Nengjin
Row moves up and down；There is a blind hole 13 for being used to install resetting spring 6 on valve body 4,4 external end head of valve body is equipped with parallel with the first hole
Parallel hole 15.
In Fig. 7, Fig. 8, three in the press piece 8 connect hole, and wherein A hole widths, which are more than dynamic 19 outside diameter of connector, can simultaneously make connector
19 by the way that there are elongated B holes in A holes lower end, and there are small elongated C holes in elongated B holes lower end, and 8 upper end of press piece is a bending shape structure.
In Fig. 9,10 outside diameter of active joint is adapted with the first hole internal diameter of valve body 4, and one end of active joint 10 is useful for
The seal groove 16 of sealing O-ring is installed, sealing O-ring 5 is installed in seal groove 16；Fluted 17 on active joint 10, activity
There is the shaft shoulder on connector 10.
In Figure 10, there are first step axis D, second step axis E, three-stepped shaft F on the latch 9.Work as quick coupling
Second step axis E is located in small elongated C holes when in an ON state.Dynamic connector 19（JT02）In toward valve body 4 during pressing, activity connects
First 10 shaft shoulder pushes down second step axis E.Latch 9 is made of the higher metal material of intensity.
Claims (7)
- A kind of 1. quick coupling, it is characterised in that：By anchor tip（18）With with anchor tip（18）The dynamic connector to match （19）Composition, the anchor tip（18）Including spool（1）, cut-off O-ring（2）, self-locking spring（3）, valve body（4）, reset bullet Spring（6）, retaining spring（7）, press piece（8）And latch（9）；The valve body（4）There are one and dynamic connector in inner cavity one end（19）The first hole being adapted, valve body（4）The inner cavity other end has the 3rd Hole, is connected between the first hole and the 3rd hole through the second hole, and the 3rd hole is connected with one conical surface of the second hole；Valve body（4）It is close The external end head in the first hole have it is vertical with the first hole, for installing press piece（8）Groove（14）；Valve body（4）On have one be used to install it is multiple Position spring（6）Blind hole（13）, valve body（4）External end head is equipped with parallel with the first hole for installing retaining spring（7）And stop Pin（9）Parallel hole（15）；The spool（1）One end be useful for installation cut-off O-ring concave ring groove（11）, spool（1）The other end be hollow knot There are self-locking spring seat, spool in structure, the termination of hollow structure（1）On have four uniformly distributed rectangular slots（12）；The active joint（10）Outside diameter and valve body（4）The first hole internal diameter be adapted, active joint（10）One end be useful for The seal groove of sealing O-ring is installed（16）, sealing O-ring（5）Installed in seal groove（16）It is interior；Active joint（10）It is upper fluted (17), there is the shaft shoulder on active joint (10)；Described latch (9) one end is useful for the hole of installation retaining spring (7), and the other end is the Step Shaft of multi-step；The spool (1) is loaded on valve body (4) inner cavity, and cut-off O-ring (2) is placed in valve in the concave ring groove (11) loaded on spool (1) In 3rd hole of body (4) inner cavity；On the self-locking spring seat of spool (1) equipped with drive cut-off O-ring (2) move right and and valve body (4) taper-face contact, the self-locking spring (3) for blocking gas circuit, self-locking spring (3) are placed in the first hole of valve body (4) inner cavity；Activity Connector（10）It is placed in the first hole of valve body (4) inner cavity and and spool（1）Self-locking spring seat mutually push up, sealing O-ring（5）Installation In active joint（10）Seal groove（16）It is interior；Latch（9）Loaded on valve body（4）Parallel hole（15）In, retaining spring（7）Dress In latch（9）And parallel hole（15）Among, press piece（8）Loaded on valve body（4）Groove（14）In, press piece（8）In have width successively Three reduced connect hole -- A holes, elongated B holes, small elongated C holes, press piece（8）In A holes be placed on active joint（10）Groove（17） On；Press piece（8）In elongated B holes, small elongated C holes be placed on latch（9）Second step axis E on, latch（9）The 3rd The outer end face and active joint of Step Shaft F（10）The shaft shoulder contact；Valve body（4）Blind hole（13）In resetting spring is housed（6）, it is multiple Position spring（6）Upper end and press piece（8）Contact and drive press piece（8）The upper small elongated C holes of enforcement are stuck in second step axis E.
- 2. quick coupling according to claim 1, it is characterised in that：The valve body（4）First hole of inner cavity, the second hole, On the same line, the internal diameter in the second hole is less than the first hole, the internal diameter in the 3rd hole to the central axis in the 3rd hole.
- 3. quick coupling according to claim 1, it is characterised in that：The valve body（4）Blind hole（13）Center line with First centerline hole, parallel hole（15）Central axis simultaneously intersects.
- 4. quick coupling according to claim 1, it is characterised in that：The cut-off O-ring（2）Outside diameter is less than in the 3rd hole Footpath, more than the second hole internal diameter.
- 5. quick coupling according to claim 1, it is characterised in that：The press piece（8）In three connect holes, wherein A holes are wide Degree is more than dynamic connector（19）Outside diameter can simultaneously make connector（19）By the way that there are elongated B holes in A holes lower end, and elongated B holes lower end has small elongated C holes, press piece（8）Upper end is a bending shape structure.
- 6. quick coupling according to claim 1, it is characterised in that：The latch（9）First step axis D diameters Width more than small elongated C holes, the width less than elongated B holes；Latch（9）Second step axis E diameters be less than small elongated C holes Width；Latch（9）Three-stepped shaft F diameters be more than small elongated C holes width.
- 7. quick coupling according to claim 1, it is characterised in that：The latch（9）Second step axis E length With ending O-ring（2）It is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482047.6A CN107965631A (en) | 2017-12-29 | 2017-12-29 | A kind of quick coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482047.6A CN107965631A (en) | 2017-12-29 | 2017-12-29 | A kind of quick coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107965631A true CN107965631A (en) | 2018-04-27 |
Family
ID=61993755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711482047.6A Pending CN107965631A (en) | 2017-12-29 | 2017-12-29 | A kind of quick coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107965631A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120756A (en) * | 2020-02-11 | 2020-05-08 | 南通大学 | Blind-mating connector for liquid |
| CN115634364A (en) * | 2022-11-17 | 2023-01-24 | 深圳汉诺医疗科技有限公司 | Pipeline connecting structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201636473U (en) * | 2010-04-08 | 2010-11-17 | 厦门涛福精密机械有限公司 | Self-locking quick joint |
| CN106523824A (en) * | 2016-12-28 | 2017-03-22 | 苏州富强科技有限公司 | Rapid pipeline butt joint structure |
| CN207777850U (en) * | 2017-12-29 | 2018-08-28 | 湖北航天化学技术研究所 | A kind of quick coupling |
-
2017
- 2017-12-29 CN CN201711482047.6A patent/CN107965631A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201636473U (en) * | 2010-04-08 | 2010-11-17 | 厦门涛福精密机械有限公司 | Self-locking quick joint |
| CN106523824A (en) * | 2016-12-28 | 2017-03-22 | 苏州富强科技有限公司 | Rapid pipeline butt joint structure |
| CN207777850U (en) * | 2017-12-29 | 2018-08-28 | 湖北航天化学技术研究所 | A kind of quick coupling |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120756A (en) * | 2020-02-11 | 2020-05-08 | 南通大学 | Blind-mating connector for liquid |
| CN115634364A (en) * | 2022-11-17 | 2023-01-24 | 深圳汉诺医疗科技有限公司 | Pipeline connecting structure |
| CN115634364B (en) * | 2022-11-17 | 2024-02-20 | 深圳汉诺医疗科技有限公司 | Pipeline connection structure |
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