CN107606359A - A kind of pipe fitting plugs together the connector of self-locking - Google Patents
A kind of pipe fitting plugs together the connector of self-locking Download PDFInfo
- Publication number
- CN107606359A CN107606359A CN201711026671.5A CN201711026671A CN107606359A CN 107606359 A CN107606359 A CN 107606359A CN 201711026671 A CN201711026671 A CN 201711026671A CN 107606359 A CN107606359 A CN 107606359A
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- lock piece
- locking
- housing
- connector
- 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
Links
Abstract
The invention discloses the connector that a kind of pipe fitting plugs together self-locking, including housing, it is characterised in that：Described housing is the tubular housing with opening, has the insert port of pipe fitting insertion on described housing, and described case inside wall is provided with inwardly protruding annular inclined plane, and described inclined plane is extended from interior to insert port direction；The lock piece of a pipe fitting is provided with described housing, the intercommunicating pore consistent with pipe fitting insert port direction that pipe fitting passes through is provided with described lock piece；Described housing cavity is additionally provided with for controlling the up and down limited block of lock piece, also include one on described pipe fitting lock piece relative to the sliding shoe slided in the inwardly protruded inclined plane of shell cavity inwall, the present invention plugs together locking structure by another kind realizes pipe fitting connection, dismounting, and tube surface need not slot, and improve the service life of connector.
Description
Technical field
The present invention relates to pipe connecting component, more particularly to plug together self-lock connecting piece.
Background technology
Plug together self-locking：By in the pipe fitting insertion connector of connection, pipe fitting is fastened on using the lockable mechanism in connector
Inside simultaneously connects affixed；It is commonplace at present using the self-locking circlip type connector of self-locking is plugged together, i.e., be provided with connector to
The flexure strip that connector inner chamber body extends downwardly, the flexure strip is tilts down, when pipe fitting inserts to connector and to elasticity
Piece extrudes and by the way that now, when pipe fitting is outwards extracted, flexure strip has the resistance externally extracted with respect to pipe fitting, in order to more preferable
Block effect, a sulculus is provided with some technical schemes on the outer wall that need to insert body, when pipe fitting inserts, elasticity
The end of piece, which enters in the sulculus, plays locking effect；But self-locking circlip type connector is plugged together after multiple plug, the elasticity
Aging or abrasion occurs in piece, it the pipe fitting locking or not tight of insertion firmly one can not be drawn and can be extracted.
The content of the invention
The present invention provides the connector that a kind of pipe fitting plugs together self-locking, there is provided a kind of simple in construction, new locking structure comes
Instead of locking structure of the prior art.
Its concrete technical scheme is as follows：
A kind of pipe fitting plugs together the connector of self-locking, including housing, it is characterised in that：Described housing is the pipe with opening
Shape cavity, described housing upper shed are the insert port of pipe fitting insertion, and described case inside wall is provided with inwardly protruding annular
Inclined plane, described inclined plane are extended from interior to insert port direction；The lock piece of a pipe fitting is provided with described shell cavity,
The intercommunicating pore and outer wall consistent with pipe fitting insert port direction that pipe fitting passes through is provided with described lock piece；Described pipe fitting locking
Also include the circular sliding shoe that can be slided in the inwardly protruded inclined plane of shell cavity inwall on part；The diameter of sliding shoe is big
In the thickness of outer wall；Described sliding shoe protrudes through outer wall and one end to lock piece intercommunicating pore, and described sliding shoe can be certainly
By moving；Described housing cavity is additionally provided with the position of the sliding shoe for controlling lock piece bottom, so that sliding shoe is located always
The up and down limited block in the range of chamfer length.
One preferred technique scheme：Inwardly protruded inclined plane is located at the one of pipe fitting insert port in described lock piece and housing
Side.
One preferred technique scheme：Described pipe fitting lock piece is in middle through post body, the sliding shoe on described pipe fitting lock piece
To be circular layout and evenly distributed one group of ball, described ball one end connect towards middle through post body positioned at middle through post is intraparietal
Through hole is protruded, and the ball relatively independent can be rolled freely.
One preferred technique scheme：Described ball is located at the lower end of pipe fitting lock piece, the upper end of described pipe fitting lock piece
It is higher by the outermost end on inclined-plane, the upper end of best lock piece flushes with pipe fitting insert port or exposed or slightly less than insert port is to be used as lock
The solution lock end that stop member unlocks to pipe fitting.
One preferred technique scheme：Described limited block is located at pipe fitting lock piece lower section and in a ring piece, the ring segment upper table
Face is provided with the lug being obliquely installed, and the lug end is against pipe fitting lock piece lower bottom part and played a supportive role.
In one preferred technique scheme：In order that locking does not drop out from shell nozzle, described its lower end of cylinder-type lock stop member
The installing end diameter in portion, i.e. sliding shoe is more than the opening of housing.
One preferred technique scheme：The overall diameter of described pipe fitting lock piece is slightly smaller than in the annular inclined plane of housing most
Small interior diameter；I.e. lock piece is between two inclined-planes and outer outside wall surface is set close to inclined-plane；Upper top and the pipe fitting of lock piece are inserted
Entrance is flushed or slightly exposed, and the upper port of pipe fitting lock piece and pipe fitting insert port form are non-circular shape.
One preferred technique scheme：Also include a sealing device, described sealing device is located at the rear end of housing, described
Sealing device includes lasso and sealing ring；Described lasso and sealing ring is respectively two groups and intersection is placed；Described close limit
One end of position block for lasso and is fixed on housing.
One preferred technique scheme：One end of described close limited block is fixed on housing for positioning lasso and the positioning lasso
On, described sealing ring is O-ring.
One preferred technique scheme：A kind of pipe connecting component, the pipe connecting component include multiple branch pipes, and each branch pipe is upper
State the connector that described pipe fitting plugs together self-locking.
It is compared with the prior art, the present invention has the effect that：
1. locking system provided by the present invention is provided with the connection being adapted to shell cavity by lock piece, the lock piece
Hole, the bottom outer wall of lock piece are provided with ball standing groove, and the diameter of described ball is more than the wall thickness of lock piece；This is put
Put groove be provided with by lock piece intercommunicating pore connection locking outside opening, i.e., this be located at the both ends of the surface of standing groove ball respectively to lock
Intercommunicating pore and lock piece the outer wall protrusion of stop member, the i.e. end face of ball are reached in lock piece intercommunicating pore, and lock is stretched out in other end
Stop member outer wall；Or one end of ball is protruded towards intercommunicating pore, that end face of lock piece outer wall is not protruded or opened with outer wall
Mouth flushes；The ball can be rolled freely with respect to lock piece, lock piece side face with respect to inner walls be one it is inwardly protruded simultaneously
Extend inclined plane to insert port direction, described lock piece lower end is provided with is limited in activity in the range of housing inclined plane by lock piece
Position limited block, can drive lock when the pipe fitting that need to be inserted is inserted through lock piece intercommunicating pore by the insert port of housing
Stop member is moved inward, and the end face of the ball in lock piece intercommunicating pore is protruded by the backward lock piece outer wall of extruding of pipe fitting, works as lock
Piece uploading declines is stopped movement by the effect of limited block to a certain extent, and pipe fitting can continue to move inward, when pipe fitting is extracted,
Drive lock piece is displaced outwardly while ball rolls on inclined-plane and on inclined-plane to insert port, ball is moved to lock piece intercommunicating pore
Move so that ball is extruded pipe fitting；Because the diameter of this section of inclined plane is gradually reduced, at this moment inclined-plane starts to ball to centre
Direction extruding becomes larger, i.e., pipe fitting the more draws the more tight, so as to reach locking effect.
2. above-mentioned lock piece outwards extracts carry out locking just for pipe fitting, but the pipe fitting can also turn in the housing
It is dynamic, rotated for there are some in order to be not required to pipe fitting, or even rotating can bring connection to bother, housing insert port of the invention and locking
The outer wall at insert port of part is shaped as to be non-circular, to prevent its relative transhipment.
3. solution lock end of the present invention, it is to extract the body inserted, i.e., is extracting the body that has inserted, will
The solution lock end of lock piece presses in, and the ball of lock piece is departed from inclined-plane, at this moment inclined-plane loses the extruding force to ball, simultaneously
The locking to inserting body is also not present in ball, and at this moment body can be extracted naturally.
Brief description of the drawings：
Fig. 1 is that the pipe fitting of the present invention plugs together the connector diagrammatic cross-section of self-locking
Fig. 2 is that the pipe fitting of the present invention plugs together another structural profile illustration of connector section of self-locking
Fig. 3 is the structural representation of lock piece of the present invention
Fig. 4 is lock piece of the present invention and shell nozzle structural representation
Fig. 5 is the structural representation of the banking stop of the present invention
Embodiment
Below by way of embodiment, the invention will be further described.
Insertion tube outer diameter of the present invention, lock piece overall diameter, housing insert port are all the premises being mutually adapted
Under the conditions of carry out.
The specific embodiment of the invention, a kind of pipe fitting plug together the connector of self-locking, including housing 1, and described housing 1 includes tool
There are the tubular housing of opening, the insert port 11 that described opening is inserted for insertion body 2；Described cavity Inner Front End is provided with pipe fitting
Lock piece 3, the limited block 31 of lock piece are inserted, described inner chamber body leading inside face is provided with to be coordinated with to pipe fitting with lock piece
2 carry out the inclined plane 12 of locking, and the pipe fitting that is provided with that described lock piece surrounds including outer wall 36, by outer wall enters insert port 11 simultaneously
Through the intercommunicating pore 33 of lock piece；The outer wall 36 of lock piece is close in the medial surface of housing, the described lower end of lock piece outer wall 36
Interior to be provided with circular sliding shoe, the diameter of the sliding shoe is more than the thickness of outer wall；Described sliding shoe is through outer wall and one end to lock
Stop member intercommunicating pore protrudes, and described sliding shoe can move freely；Described housing cavity is additionally provided with for controlling lock piece bottom
The position of the sliding shoe at end, so that sliding shoe is constantly in limited block up and down in the range of chamfer length；The preferably slip
Block includes loop ball group, and the loop ball group includes being separated by annular standing groove 34 and the position of setting side by side positioned at lock piece lower end
It is to be respectively equipped with outer wall 36 and medial surface in connection standing groove on both sides in standing groove in the ball 35 in standing groove
Opening and the outward opening of outer wall 36, the diameter of described ball are more than the wall thickness of lock piece, and described outward opening diameter diameter is big
In ball diameter so that ball is put into from the opening, the opening positioned at intercommunicating pore of described placement less than ball diameter with
Prevent that ball from dropping out from the opening and the inward-facing mouth protrusion in one end of the ball enters in the intercommunicating pore of lock piece, it is of the present invention
The sliding shoe operating range of lock piece 3 be located in the length range on inclined-plane 12；The gradient on the inclined-plane 12 of the present invention is preferably 5 degree
To 15 degree；It is described it is spacing be that the ball for limiting lock piece be located at activity in the range of chamfer length.
In one preferred embodiment：In order that lock piece 3 is fastened in shell cavity, described its lower end of cylinder-type lock stop member
Portion is that the installing end diameter of sliding shoe is more than the opening of housing.
One preferred technique scheme：The limited block 31 of the lock piece is elastic ring or elastomer block, preferably described elastomer block
For a hollow ring segment 312, the ring segment is provided with multiple elasticity of extension pieces 311 tilted upward, the flexure strip of the extension
311 are against the bottom face of lock piece.
When pipe fitting is not inserted into connector, the lower end outer wall of lock piece is because limited block effect is on inclined-plane or outside ball
On the patch inclined-plane 12 of end face, the inwardly open projection in other end of ball, when pipe fitting 2 enters insert port 11 and passes through lock piece 3
After intercommunicating pore 33, after driving lock piece 3 to move inward simultaneously behind body top to ball, tube surfaces start to the inner face of ball 35
Carrying out extruding makes 35 open out movement of ball, the slid inward on inclined-plane of ball 35；Now lock piece lower end limited block 31 is
Flexure strip 311 is extruded by lock piece, when to a certain degree, due to the elastic reaction of flexure strip 311, lock piece 3 stops
Move inward, now pipe fitting 2 moves inward after can continuing across limited block hollow bulb 312, when pipe fitting 2 to be extracted, due to
The effect of frictional force, drive lock piece 3 to be displaced outwardly, while drive ball on inclined-plane 12 to outer rolling, now ball due to
Pipe fitting of the effect on inclined-plane 12 into intercommunicating pore is extruded, and when more pulling outward, caused extruding force is bigger, lock piece
That locks is tighter；Above-mentioned limited block 31 can also be an elastic ring, and one end of the elastic ring is fixed on housing upper end, and one end is solid
The side of lock piece is scheduled on, so when pipe fitting drives lock piece to move down, elastic ring is pullled while produces screen resilience so that resistance
Only lock piece moves.
One preferred embodiment：It is the problem of preventing body from being transported in housing chamber, technical scheme for one kind
The housing insert port 11 and shape 35 outside close body insert port one end of lock piece can be designed as to non-circular and both mutually fit
Match somebody with somebody, the preferably outer shape of a such as jagged circle of both ends band, but the connected entrance of the intercommunicating pore of the lock piece still for circle and makes body 2
Insertion can be adapted to.
One preferred embodiment：The upper end of described lock piece 3 is close in housing insert port 11, i.e. the upper end can be with convex
Outside for insert port or flush or under insert port and not less than inclined-plane outermost end 16；The upper end is solution lock end 37,
I.e. when the processing lockup state of body 2, in order to extract the pipe fitting 2, ball, inclined-plane 12, the side face of body 2 at this moment should be just allowed not to squeeze
Pressure, as long as implementing downward pressure to solution lock end 37 and moving down lock piece, ball 35 departs from inclined-plane 12, at this moment three it
Between extruding force disappear, the can of body 2 extract.
One preferred technique scheme：Certain tightness is needed with respect to the connection of some bodys, housing of the invention also includes position
Cell body 13, the sealing device in cell body are placed in rear end；Described sealing device includes lasso 15 and O-ring 14, institute
The lasso 15 and O-ring 14 stated, which intersect, to be placed, and lasso 15, the lasso are placed in the position preferably in the cell body close to limited block
Regularly on housing to stablize limited block shift in position；Intersect successively again and place O-ring 14, lasso 15；Used when the communicating pipe
When gas-liquid connects, thrust is produced because gas-liquid is to the pressure in insert port direction, and to sealing device, now O-ring, set
Tight ness rating increase between circle stress deformation axially broadens simultaneously, to the generation extruding force of the outer wall of body, finally increases body
With the sealing effectiveness of sealing device.
Can also be a kind of pipe connecting component with multiple above-mentioned implementations in the present embodiment, i.e. image tube body threeway one
Sample, i.e. a body carry multiple connectors, and each connector is above-mentioned Pipe connecting fitting.
The specific embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto, all utilizations
This design carries out the change of unsubstantiality to the present invention, all should belong to the behavior for invading the scope of the present invention.
Claims (10)
1. a kind of pipe fitting plugs together the connector of self-locking, including housing, it is characterised in that：Described housing is the tubulose with opening
Cavity, described housing upper shed are the insert port of pipe fitting insertion, and described case inside wall inclines provided with inwardly protruding annular
Inclined-plane, described inclined plane are extended from interior to insert port direction；The lock piece of a pipe fitting, institute are provided with described shell cavity
The intercommunicating pore and outer wall consistent with pipe fitting insert port direction that pipe fitting passes through is provided with the lock piece stated；Described pipe fitting lock piece
On also include the circular sliding shoe that can be slided in the inwardly protruded inclined plane of shell cavity inwall；The diameter of sliding shoe is more than
The thickness of outer wall；Described sliding shoe protrudes through outer wall and one end to lock piece intercommunicating pore, and described sliding shoe can be free
It is mobile；Described housing cavity is additionally provided with the position of the sliding shoe for controlling lock piece bottom, so that sliding shoe is constantly in
Up and down limited block in the range of chamfer length.
2. a kind of pipe fitting as claimed in claim 1 plugs together the connector of self-locking, it is characterised in that：Described lock piece and housing
Interior inwardly protruded inclined plane is located at the side of pipe fitting insert port.
3. a kind of pipe fitting as claimed in claim 1 plugs together the connector of self-locking, it is characterised in that：Described pipe fitting lock piece is in
Middle through post body, sliding shoe on described pipe fitting lock piece is is circular layout and evenly distributed ball positioned at middle through post body wall
Group, one end of the ball of the ball set are protruded towards intercommunicating pore in middle through post body, and the ball relatively independent can be rolled freely.
4. a kind of pipe fitting as claimed in claim 3 plugs together the connector of self-locking, it is characterised in that：Described ball set includes position
It is separated by the annular standing groove of setting and ball one end in standing groove side by side towards connecting in middle through post body in lock piece lower end
Through hole is protruded, and the ball relatively independent can be rolled freely.
5. a kind of pipe fitting as claimed in claim 4 plugs together the connector of self-locking, it is characterised in that：Described ball is located at pipe fitting
The lower end of lock piece, the solution that the upper end of described pipe fitting lock piece is higher by beveled end outer end end to be unlocked as lock piece to pipe fitting
Lock end.
6. a kind of pipe fitting as claimed in claim 1 plugs together the connector of self-locking, it is characterised in that：Described limited block is positioned at pipe
Below part lock piece and it is in hollow ring piece, the hollow ring piece upper surface is provided with the lug being obliquely installed, the lug end
Lock piece bottom surface is against to play a supportive role.
7. a kind of pipe fitting as claimed in claim 5 plugs together the connector of self-locking, it is characterised in that：Described pipe fitting lock piece
Overall diameter be slightly smaller than the annular inclined plane minimum interior diameter of housing；The upper top of lock piece flushes or slightly with pipe fitting insert port
Expose or be slightly less than, and the outer shape of pipe fitting lock piece is shaped as non-circular shape with housing insert port.
8. a kind of pipe fitting as described in claim 1.2.3.4.5.6.7 plugs together the connector of self-locking, it is characterised in that：Described
Lock piece lower end is insert port of one end diameter more than housing for being equiped with sliding shoe.
9. a kind of pipe fitting as described in claim 1.2.3.4.5.6.7 plugs together the connector of self-locking, it is characterised by：Also include one
Individual sealing device, described sealing device are located at the rear end of housing, and described sealing device includes lasso and sealing ring；Described
Lasso and sealing ring intersect placement respectively；One end of described close limited block is lasso and is fixed on housing；Described is close
Seal is O-ring.
10. a kind of pipe connecting component, is characterised by：Including multiple branch pipes, each branch pipe of book is above-mentioned claim institute
The pipe fitting stated plugs together the connector of self-locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026671.5A CN107606359A (en) | 2017-10-27 | 2017-10-27 | A kind of pipe fitting plugs together the connector of self-locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026671.5A CN107606359A (en) | 2017-10-27 | 2017-10-27 | A kind of pipe fitting plugs together the connector of self-locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107606359A true CN107606359A (en) | 2018-01-19 |
Family
ID=61079512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711026671.5A Pending CN107606359A (en) | 2017-10-27 | 2017-10-27 | A kind of pipe fitting plugs together the connector of self-locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606359A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114338A (en) * | 2018-10-08 | 2019-01-01 | 陈清龙 | A kind of pipe fitting plugs together bayonet connection |
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| US20040094957A1 (en) * | 2000-10-04 | 2004-05-20 | Owen Walmsley | Device for gripping a pipe or bar |
| CN1616880A (en) * | 2003-11-13 | 2005-05-18 | 施托布利法韦日公司 | Female coupling element and quick-connect coupling incorporating such an element |
| CN1673600A (en) * | 2004-03-25 | 2005-09-28 | 丰田合成株式会社 | Connector |
| CN101655176A (en) * | 2009-09-28 | 2010-02-24 | 陈建平 | Double-sealed rapid joint |
| CN204512745U (en) * | 2015-03-30 | 2015-07-29 | 王翔 | Joint and clinging type pipe joint |
| EP3040595A1 (en) * | 2014-12-17 | 2016-07-06 | Lüdecke GmbH | Coupling system for hoses and pipes and method for assembling a coupling system |
| CN205639982U (en) * | 2016-04-05 | 2016-10-12 | 余纪炎 | Double -seal ring pipeline quick -operation joint |
| CN207500689U (en) * | 2017-10-27 | 2018-06-15 | 陈清龙 | A kind of pipe fitting plugs together the connector of self-locking |
-
2017
- 2017-10-27 CN CN201711026671.5A patent/CN107606359A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040094957A1 (en) * | 2000-10-04 | 2004-05-20 | Owen Walmsley | Device for gripping a pipe or bar |
| CN1616880A (en) * | 2003-11-13 | 2005-05-18 | 施托布利法韦日公司 | Female coupling element and quick-connect coupling incorporating such an element |
| CN1673600A (en) * | 2004-03-25 | 2005-09-28 | 丰田合成株式会社 | Connector |
| CN101655176A (en) * | 2009-09-28 | 2010-02-24 | 陈建平 | Double-sealed rapid joint |
| EP3040595A1 (en) * | 2014-12-17 | 2016-07-06 | Lüdecke GmbH | Coupling system for hoses and pipes and method for assembling a coupling system |
| CN204512745U (en) * | 2015-03-30 | 2015-07-29 | 王翔 | Joint and clinging type pipe joint |
| CN205639982U (en) * | 2016-04-05 | 2016-10-12 | 余纪炎 | Double -seal ring pipeline quick -operation joint |
| CN207500689U (en) * | 2017-10-27 | 2018-06-15 | 陈清龙 | A kind of pipe fitting plugs together the connector of self-locking |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114338A (en) * | 2018-10-08 | 2019-01-01 | 陈清龙 | A kind of pipe fitting plugs together bayonet connection |
| CN109114338B (en) * | 2018-10-08 | 2024-03-15 | 陈清龙 | Insertion buckle connecting piece of pipe fitting |
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