CN104747844B - A kind of quick connector - Google Patents
A kind of quick connector Download PDFInfo
- Publication number
- CN104747844B CN104747844B CN201310756467.4A CN201310756467A CN104747844B CN 104747844 B CN104747844 B CN 104747844B CN 201310756467 A CN201310756467 A CN 201310756467A CN 104747844 B CN104747844 B CN 104747844B
- Authority
- CN
- China
- Prior art keywords
- piston
- spring
- fixed seat
- stopper
- catch jacket
- 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.)
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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
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/086—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of latching members pushed radially by spring-like elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention provides a kind of quick connector, including mandrel, fixed cover, piston body, fixed seat and catch jacket, one end of the mandrel sequentially passes through the catch jacket, fixed cover, the centre bore of piston body and fixed seat, the other end of the mandrel carries annular projection I, described raised I annular projection II having with the central bore cornice of the catch jacket outer end is engaged, the inner of the catch jacket is embedded on the fixed cover, the fixed cover is connected with one end of the piston body, the other end of the piston body can be slided on the inwall of the fixed seat, piston support spring is additionally provided between the fixed seat and the piston body, O-ring I is cased with the outer wall of the catch jacket outer end, the outer end of the catch jacket carries external screw thread.The beneficial effect of the invention is：The time-consuming of artificial hand threading is eliminated, laborious operation need to be only the instantaneous fast sealing connection that screw thread can be achieved by operation handle, improve the reliability of production efficiency and connection.
Description
Technical field
The invention is related to a kind of quick connector.
Background technology
The thread seal connected mode of current pipeline relies on the artificial hand that carries out to be screwed to connect substantially, also needs to twine in threaded portion
Around band or smearing sealant sealing, install cumbersome.Many times, the pipeline only needs to temporary sealing, releases close
It is honored as a queen, the pipeline can be attached with other pipelines or valve.And wasted time and energy by the way of artificial hand is screwed to connect, remove close
Envelope band or fluid sealant are also pretty troublesome.This, which is accomplished by one kind, to be quickly connected sealed new structure with internal threads pipeline.
Innovation and creation content
The purpose of the invention is to provide a kind of quick connector simple in construction, easy to use.
The technical scheme of the invention is：A kind of quick connector, including mandrel, fixed cover, piston body, fixed seat and
At least two claw, described at least two claw can surround a catch jacket for carrying central bore, the one of the mandrel
End sequentially passes through the centre bore of the catch jacket, fixed cover, piston body and fixed seat, and the other end of the mandrel is convex with ring-type
I is played, described raised I annular projection II having with the central bore cornice of the catch jacket outer end is engaged, when mandrel fortune
When dynamic, described raised I by away from described raised II inner side direction, to raised II motion, and being stuck in described raised II
Inner side, is abutted against, and the inner of the catch jacket is embedded on the fixed cover, and one end of the fixed cover and the piston body connects
Connect, the other end of the piston body can be slided on the inwall of the fixed seat, between the fixed seat and the piston body also
Provided with piston support spring, O-ring I is cased with the outer wall of the catch jacket outer end, the outer end of the catch jacket carries external screw thread.
Preferably, the fixed cover includes contiguous block and support block, and the piston body includes contiguous block after piston and piston,
The contiguous block is enclosed on the outside of the support block, the left end of contiguous block groove together with the left end formation of the support block,
The projection III on inner outer wall covered with stationary jaw, the contiguous block is fixedly connected with the piston, the support block and institute
State to be provided between piston after support spring, the piston and piston and be fixedly connected between contiguous block, the piston support spring is set
Between the piston and fixed seat, contiguous block after slideway, the piston is provided with the inwall of the fixed seat can be in the cunning
Slided in road.
Preferably, in addition to shell, the fixed seat is fixed on the inwall of the shell.
Preferably, in addition to rear connecting seat, the rear connecting seat is screwed in by external screw thread from the afterbody of the shell, by institute
Fixed seat is stated to be clamped at the projection of the outer casing inner wall or step.
Preferably, the fixed seat includes stopper and piston before stopper and piston limit block before spring, the spring
One of groove is formed between limited block as slideway.
Preferably, stopper in addition to after spring, one end of the mandrel sequentially passes through the catch jacket, fixed cover, work
After cock body and fixed seat, fixed with stopper after the spring, be provided with main pressure after the spring between stopper and fixed seat
Spring.
Preferably, in addition to handle, the handle is fixed on the afterbody of shell, when pressing handle, is set on the handle
Stopper after the roller put, meeting extrusion spring.
Preferably, after the spring between stopper and the rear connecting seat, between the rear connecting seat and the shell,
O-ring is designed between the piston and the mandrel, between the piston and the shell.
Preferably, gap is carried between the claw of composition catch jacket.
The invention has the advantages and positive effects of：
This programme eliminates time-consuming, the laborious operation of artificial hand threading, need to be only that screw thread can be achieved by operation handle
The connection of instantaneous fast sealing, easy threaded connection and sealing with the internal thread mouth of pipe, improve production efficiency and connection can
By property.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the invention embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is the embodiment of the invention, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Structural representation when Fig. 1 is the invention sealing and free state；
Structural representation when Fig. 2 is the invention pressing handle state to be sealed；
Fig. 3 is the front view of catch jacket in the invention；
Fig. 4 is the left view of catch jacket in the invention.
In figure：
1st, pipeline 2, claw 3, O-ring I 4, shell
5th, contiguous block 6, support block 7, support spring 8, piston
9th, stopper 12, rear connecting seat after contiguous block 11, spring after piston support spring 10, piston
13rd, bearing pin I 14, roller 15, pin shaft II 16, handle
17th, stopper 19, piston limit block 20, mandrel before main pressing spring 18, spring
21st, projection I 22, projection II 23, projection III
Embodiment
Below in conjunction with the accompanying drawing in the invention embodiment, the technical scheme in the invention embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole
Embodiment.Based on the embodiment in the invention, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the invention protection.
Many details are elaborated in the following description in order to fully understand the invention, but the present invention is created
Other manner described here can also be different from using other and implement by making, and those skilled in the art can be without prejudice to this hair
Similar popularization is done under the bright condition for creating intension, therefore the invention is not limited by following public specific embodiment.
Secondly, the invention combination schematic diagram is described in detail, when the invention embodiment is described in detail, for ease of
Illustrate, represent that the profile of device structure can disobey general ratio and make partial enlargement, and the schematic diagram is example, its
The scope of the invention protection should not be limited herein.In addition, the three-dimensional of length, width and height should be included in actual fabrication
Bulk.
As shown in Figures 1 to 4, the invention includes mandrel 20, fixed cover, piston body, fixed seat and at least two
Claw 2, described at least two claw 2 can be surrounded between a catch jacket for carrying central bore, the claw 2 for constituting catch jacket
With gap, the outer end of the catch jacket carries external screw thread.One end of the mandrel 20 sequentially passes through the catch jacket, fixation
The centre bore of set, piston body and fixed seat, the other end of the mandrel 20 carries annular projection I 21, described raised I 21 with it is described
The annular projection II 22 that the central bore cornice of catch jacket outer end has is engaged, when the mandrel 20 is moved, and described raised I 21
By away from described raised II 22 inner side direction, to raised II 22 motion, and being stuck in raised II 22 inner side, therewith
Against the inner of the catch jacket is embedded on the fixed cover, and the fixed cover is connected with one end of the piston body, the work
The other end of cock body can be slided on the inwall of the fixed seat, and piston branch is additionally provided between the fixed seat and the piston body
Support and be cased with O-ring I 3 on spring 9, the outer wall of the catch jacket outer end.
The fixed cover includes contiguous block 5 and support block 6, and the piston body includes contiguous block 10, institute after piston 8 and piston
State contiguous block 5 and be enclosed on the outside of support block 6, the left end of the contiguous block 5 is recessed together with the left end formation of the support block 6
Groove, the projection III 23 on inner outer wall covered with stationary jaw, the contiguous block 5 is fixedly connected with the piston 8, the support
It is provided with after support spring 7, the piston 8 and piston and is fixedly connected between contiguous block 10 between block 6 and the piston 8, the work
Plug support spring 9 is located between the piston 8 and fixed seat, is connected after slideway, the piston are provided with the inwall of the fixed seat
Connecing block 10 can slide in the slideway.
Also include shell 4, the fixed seat is fixed on the inwall of the shell 4.
Also include rear connecting seat 12, the rear connecting seat 12 is screwed in by external screw thread from the afterbody of the shell 4, will be described
Fixed seat is clamped at the step of the inwall of shell 4.
The fixed seat includes stopper 18 and piston limit before stopper 18 and piston limit block 19 before spring, the spring
One of groove is formed as slideway between the block 19 of position.
Also include stopper 11 after spring, one end of the mandrel 20 sequentially passes through the catch jacket, fixed cover, piston body
After fixed seat, fixed with stopper 11 after the spring, be provided with main pressure after the spring between stopper 11 and fixed seat
Spring 17.
State after spring between stopper 11 and the rear connecting seat 12, between the rear connecting seat 12 and the shell 4, institute
State between piston 8 and the mandrel 20, be designed with O-ring between the piston 8 and the shell 4.
Also include handle 16, the handle 16 is fixed on by pin shaft II 15 on the contiguous block of the afterbody of shell 4 or afterbody,
The handle 16 can be rotated along pin shaft II 15, and the roller 14 is fixed on the handle 16 by bearing pin I 13, when pressing handle
When 16, the roller 14 set on the handle 16 understands stopper 11 after extrusion spring.
Before use, the invention state is as shown in figure 1, the thrust of acceptor's pressing spring 17, the handle 16 of rear end leads to
Cross stopper 11 after spring and be pushed rearward out journey open configuration, the mandrel 20 being threadedly coupled with stopper after spring 11 is by described
The cooperation of projection I 21 and projection II 22, makes described raised I 21 to be stuck in raised II 22 inner side, catch jacket is strutted, and makes
The invention is generally in dynamic balance state；
In use, the invention state is as shown in Fig. 2 by lower handle 16, roller 14 surrounds pin shaft II 15 with handle 16
Rotate, stopper 11 travels forward with mandrel 20 after push the spring；After mandrel 20 travels forward, described raised I 21 away from described
The inner side of projection II 22；
Under the promotion of the reaction force of piston support spring 9, contiguous block 10, piston 8, contiguous block 5, support block 6, card after piston
The parts such as pawl set are integrally moved to the left, untill the arrival of contiguous block after the piston 10 slideway end is fitted with piston limit block 19.
Under convergent force, piston support spring 9 in O-ring I 3, the collective effect of support block 6, catch jacket, which shrinks, to be closed up.Such as Fig. 3, Fig. 4
Shown, catch jacket can be formed by overall screw thread radial cuts.
The invention is inserted perpendicularly into internal screw workpiece again, the end face of internal screw workpiece is fitted with O-ring I 3, is unclamped
Stopper 11, mandrel 20 etc. move right under the promotion of the main reaction force of pressing spring 17 after handle 16, catch jacket, spring.It is described
Projection I 21 is stuck in raised II 22 inner side, and catch jacket is strutted, catch jacket is reduced to the interior spiral shell of standard thread and workpiece
Line fully coordinates, and foundation is tightly connected.
In simple terms, i.e., one hand holds this connector, and by lower handle, connector front end catch jacket shrinks, connector is inserted
Enter into workpiece internal thread, unclamp connector handle, connector catch jacket opens fully to be coordinated with the internal thread of workpiece for measurement, close
Envelope connection is completed.
Outlet can also be set on the shell 4, be easy to the fluid media (medium) export in workpiece.
The invention is described in detail above example, but the content is only the preferable reality of the invention
Apply example, it is impossible to be considered as the practical range for limiting the invention.All equalizations made according to the invention application range
Change and improvement etc., all should still be belonged within the patent covering scope of the invention.
Claims (11)
1. a kind of quick connector, it is characterised in that：Including mandrel (20), fixed cover, piston body, fixed seat and at least two
Claw (2), described at least two claw (2) can surround a catch jacket for carrying central bore, the one of the mandrel (20)
End sequentially passes through the centre bore of the catch jacket, fixed cover, piston body and fixed seat, and the other end of the mandrel (20) carries ring
The annular projection II (22) that the central bore cornice of shape projection I (21), described raised I (21) and the catch jacket outer end has matches
Close, when the mandrel (20) move, described raised I (21) are by the inner side direction of remote described raised II (22), to described convex
II (22) motion is played, and is stuck in the inner side of described raised II (22), is abutted against, the inner of the catch jacket is embedded in the fixation
Put, the fixed cover is connected with one end of the piston body, the other end of the piston body can the fixed seat inwall
It is upper to slide, it is additionally provided between the fixed seat and the piston body on piston support spring (9), the outer wall of the catch jacket outer end
O-ring I (3) is cased with, the outer end of the catch jacket carries external screw thread.
2. quick connector according to claim 1, it is characterised in that：The fixed cover includes contiguous block (5) and support
Block (6), the piston body includes contiguous block (10) after piston (8) and piston, and the contiguous block (5) is enclosed on the support block (6)
Outside, the left end of the contiguous block (5) groove, the inner covered with stationary jaw together with the left end formation of the support block (6)
Projection III (23) on outer wall, the contiguous block (5) is fixedly connected with the piston (8), the support block (6) and the piston
(8) it is provided with after support spring (7), the piston (8) and piston and is fixedly connected between contiguous block (10) between, the piston support
Spring (9) is located at the piston (8) between fixed seat, is provided with after slideway, the piston and connects on the inwall of the fixed seat
Block (10) can be slided in the slideway.
3. quick connector according to claim 1 or 2, it is characterised in that：Also include shell (4), the fixed seat is consolidated
On the inwall for being scheduled on the shell (4).
4. quick connector according to claim 3, it is characterised in that：Also include rear connecting seat (12), the rear connection
Seat (12) is screwed in by external screw thread from the afterbody of the shell (4), and the fixed seat is clamped in into the convex of the shell (4) inwall
Rise or step at.
5. quick connector according to claim 1, it is characterised in that：The fixed seat includes stopper (18) before spring
With piston limit block (19), one of groove is formed between stopper (18) and piston limit block (19) as cunning before the spring
Road.
6. quick connector according to claim 3, it is characterised in that：The fixed seat includes stopper (18) before spring
With piston limit block (19), one of groove is formed between stopper (18) and piston limit block (19) as cunning before the spring
Road.
7. quick connector according to claim 1 or 2, it is characterised in that：Also include stopper (11) after spring, it is described
One end of mandrel (20) is sequentially passed through after the catch jacket, fixed cover, piston body and fixed seat, with stopper after the spring
(11) fixed, stopper (11) is provided with main pressing spring (17) between fixed seat after the spring.
8. quick connector according to claim 4, it is characterised in that：Also include stopper (11), the core after spring
One end of axle (20) is sequentially passed through after the catch jacket, fixed cover, piston body and fixed seat, with stopper after the spring
(11) fixed, stopper (11) is provided with main pressing spring (17) between fixed seat after the spring.
9. quick connector according to claim 3, it is characterised in that：Also include handle (16), the handle (16) is solid
The afterbody of shell (4) is scheduled on, when pressing handle (16), the roller (14) set on the handle (16) is understood after extrusion spring
Stopper (11).
10. quick connector according to claim 8, it is characterised in that：After the spring stopper (11) with it is described after
Between connecting seat (12), between the rear connecting seat (12) and the shell (4), the piston (8) and the mandrel (20) it
Between, between the piston (8) and the shell (4) be designed with O-ring.
11. quick connector according to claim 1 or 2, it is characterised in that：Constitute band between the claw (2) of catch jacket
There is gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756467.4A CN104747844B (en) | 2013-12-31 | 2013-12-31 | A kind of quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756467.4A CN104747844B (en) | 2013-12-31 | 2013-12-31 | A kind of quick connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104747844A CN104747844A (en) | 2015-07-01 |
| CN104747844B true CN104747844B (en) | 2017-09-26 |
Family
ID=53587946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310756467.4A Active CN104747844B (en) | 2013-12-31 | 2013-12-31 | A kind of quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104747844B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704747A (en) * | 2016-12-09 | 2017-05-24 | 宁波恒敏灵通气动成套有限公司 | Rapid test connector |
| CN106499898B (en) * | 2016-12-27 | 2018-09-07 | 利欧集团浙江泵业有限公司 | A kind of quick-release connector |
| CN112984269B (en) * | 2021-04-25 | 2021-07-20 | 山东祺龙海洋石油钢管股份有限公司 | Double-joint internal thread quick connector |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3639528C2 (en) * | 1986-05-14 | 1994-06-01 | Erwin Weh | Plug-in coupling |
| US5950679A (en) * | 1998-02-10 | 1999-09-14 | Fastest, Inc. | High pressure plug coupling |
| US8151628B1 (en) * | 2008-06-12 | 2012-04-10 | Airmo, Inc. | Hydrostatic test tool and method of use |
| CN201827566U (en) * | 2010-10-14 | 2011-05-11 | 天津精通控制仪表技术有限公司 | Internal thread quick connection plug |
| CN201963688U (en) * | 2011-01-06 | 2011-09-07 | 厦门善能工业技术开发有限公司 | Rapid screwed nipple |
| CN203743684U (en) * | 2013-12-31 | 2014-07-30 | 朗安（天津）科技发展有限公司 | Internal thread quick connector |
-
2013
- 2013-12-31 CN CN201310756467.4A patent/CN104747844B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104747844A (en) | 2015-07-01 |
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