CN209399000U - A kind of self-locking Water pipe fast-connection head of steel ball - Google Patents
A kind of self-locking Water pipe fast-connection head of steel ball Download PDFInfo
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- CN209399000U CN209399000U CN201822222308.7U CN201822222308U CN209399000U CN 209399000 U CN209399000 U CN 209399000U CN 201822222308 U CN201822222308 U CN 201822222308U CN 209399000 U CN209399000 U CN 209399000U
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- sliding sleeve
- steel ball
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- self
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Abstract
The utility model discloses a kind of self-locking Water pipe fast-connection heads of steel ball, including inner sliding sleeve, seal receptacle, transit joint and outer sliding sleeve, the seal receptacle is set in the inner sliding sleeve, the transit joint is connected to the inner sliding sleeve rear end, and be connected to the inner sliding sleeve, the first spring is provided between the seal receptacle and the transit joint；The outer sliding sleeve is sheathed on the outer wall of the inner sliding sleeve, and it can be slided along the outer wall of the inner sliding sleeve, it is arranged between the inner sliding sleeve and outer sliding sleeve and is disposed with locking structure, front positioning structure, elastic extension structure and rear positioning structure from front to back, positioning before and after outer sliding sleeve can be made to seal simultaneously to the water pipe locking of insertion；The utility model structure is simple, realizes one-handed performance, saves the labor intensity of operator, solves the problems, such as steel ball clamping stagnation, improves the stain resistance of fast joint, improves production efficiency, while fast joint also being allowed to have wider array of working environment.
Description
Technical field
The utility model relates to technical field of pipeline connection more particularly to a kind of self-locking Water pipe fast-connection heads of steel ball.
Background technique
The self-locking Water pipe fast-connection head of retaining ring is easy from outer sliding sleeve and locking using dregs are cut in the poor ground square iron of working environment
Steel ball position, which infilters, blocks steel ball, finally results in that outer sliding sleeve is stuck, while can also have certain damage to product appearance, such as
Scratch, impression etc..
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, it is simple to provide a kind of structure, easy to operate
The self-locking Water pipe fast-connection head of steel ball.
To solve the above problems, technical solution adopted in the utility model is:
A kind of self-locking Water pipe fast-connection head of steel ball, including inner sliding sleeve, seal receptacle, transit joint and outer sliding sleeve, the seal receptacle
It is set in the inner sliding sleeve, the transit joint is connected to the inner sliding sleeve rear end, and is connected to the inner sliding sleeve, described close
It is provided with the first spring between envelope seat and the transit joint, one end of first spring is abutted with the seal receptacle, described
The other end of first spring is abutted with the transit joint；The outer sliding sleeve is sheathed on the outer wall of the inner sliding sleeve, and energy
Enough outer walls along the inner sliding sleeve slide, and are disposed with locking structure, bullet between the inner sliding sleeve and outer sliding sleeve from front to back
Property stretching structure and rear positioning structure, the locking structure include multiple first be circumferentially opened on the inner sliding sleeve side wall
Putting hole and the locking steel ball being movably set in first putting hole are provided with and the lock on the inner wall of the outer sliding sleeve
Only the compatible annular lock groove of steel ball, the outer sliding sleeve compress or unclamp the locking steel in sliding after preceding on inner sliding sleeve
Ball；The elastic extension structure includes second spring, and the first positioning step, the outer cunning are provided on the outer wall of the inner sliding sleeve
Corresponding second positioning step is provided on the inner wall of set, one end of the second spring is abutted with the first positioning step, institute
The other end for stating second spring is abutted with the second positioning step；The rear positioning structure includes circumferentially being opened in the inner sliding sleeve
Multiple second putting holes on side wall and the rear self-locking steel ball being movably set in second putting hole, the tail of the outer sliding sleeve
End is provided with the annular chuck with the rear self-locking steel ball clamping.
Further, front positioning structure is provided between the locking structure and the elastic extension structure, it is fixed before described
Bit architecture includes the multiple third putting holes being circumferentially opened on the inner sliding sleeve side wall and is movably set in the third and puts
The preceding self-locking steel ball in hole is set, circular orientation compatible with the preceding self-locking steel ball is provided on the inner wall of the outer sliding sleeve
Slot, the outer sliding sleeve compress or unclamp the preceding self-locking steel ball in sliding after preceding on inner sliding sleeve；
Further, the diameter that first putting hole is located at inner sliding sleeve inner wall one end is less than the straight of locking steel ball
Diameter；The diameter that the third putting hole is located at inner sliding sleeve inner wall one end is less than the diameter of preceding self-locking steel ball；Described second puts
Set diameter of the diameter less than rear self-locking steel ball that hole is located at inner sliding sleeve inner wall one end.
Further, the front end face of the seal receptacle is provided with gasket.
Further, between the outer wall of the seal receptacle and the inner wall of the inner sliding sleeve with the transit joint outer wall and institute
It states and is provided with o type sealing ring between inner sliding sleeve inner wall.
Further, the transit joint rear end is provided with pagoda mouth.
The beneficial effects of adopting the technical scheme are that
The utility model structure is simple, easy to operate, and operator's one hand holds fast joint toward assembling on water pipe, allows fast joint
It is axially moved along water pipe, when water pipe touches seal receptacle, after water pipe pushes seal receptacle to fast joint under the action of operating force
Portion, outer sliding sleeve is shifted preceding self-locking steel ball and locking steel ball onto lock position rapidly under the thrust of second spring and is pressed at this time
Tightly, the annular chuck of outer sliding sleeve rear end is connected and fixed with rear self-locking steel ball, the fixed no longer forward slip of outer sliding sleeve, at this time locking steel
Locking and seal operation to Water pipe fast-connection are completed in ball, preceding self-locking steel ball and rear self-locking steel ball collaboration, are realized one-handed performance, are saved
The labor intensity for having saved operator solves the problems, such as steel ball clamping stagnation, improves the stain resistance of fast joint, improves production effect
Rate, while fast joint also being allowed to have wider array of working environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the assembling structure schematic diagram of the utility model；
In figure: 1, inner sliding sleeve；2, seal receptacle；3, transit joint；4, outer sliding sleeve；5, the first spring；6, locking steel ball；7, ring
Shape lock groove；8, preceding self-locking steel ball；9, annular positioning groove；10, second spring；11, rear self-locking steel ball；12, annular chuck；13,
Gasket；14, O-ring seal；15, pagoda mouth.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
It as shown in Figs. 1-2, is a kind of specific embodiment of the utility model, a kind of self-locking Water pipe fast-connection head of steel ball, packet
Include inner sliding sleeve 1, seal receptacle 2, transit joint 3 and outer sliding sleeve 4, in the inner sliding sleeve 1 perforation be provided with can water supplying pipe insertion chamber
Body, the seal receptacle 2 are set in the cavity of the inner sliding sleeve 1, and can be slided along 1 inner wall of inner sliding sleeve, and the transition connects
First 3 front end is threadedly coupled with 1 rear end of inner sliding sleeve, and is connected to the cavity of the inner sliding sleeve 1, after the transit joint 3
End is provided with pagoda mouth 15, and the channel of flowing water, the seal receptacle 2 and institute are formed from the front end of inner sliding sleeve 1 to 1 tail end of pagoda mouth
It states and is provided with the first spring 5 between transit joint 3, one end of first spring 5 is abutted with the seal receptacle 2, and described first
The other end of spring 5 is abutted with the transit joint 3；The outer sliding sleeve 4 is sheathed on the outer wall of the inner sliding sleeve 1, and energy
Enough outer walls along the inner sliding sleeve 1 slide, be disposed with from front to back between the inner sliding sleeve 1 and outer sliding sleeve 4 locking structure,
Elastic extension structure and rear positioning structure, the locking structure include circumferentially uniformly being opened on 1 side wall of inner sliding sleeve
Multiple first putting holes and the locking steel ball 6 being movably set in first putting hole are arranged on the inner wall of the outer sliding sleeve 4
There is annular lock groove 7 compatible with the locking steel ball 6, the two sides inner wall of the annular lock groove 7 is obliquely installed to be formed tiltedly
Face is pressed down against locking steel ball 6 when can slide back and forth convenient for outer sliding sleeve 4, and the outer sliding sleeve 4 on inner sliding sleeve 1 when sliding back and forth
Compress or unclamp the locking steel ball 6；The elastic extension structure includes second spring 10, is set on the outer wall of the inner sliding sleeve 1
It is equipped with the first positioning step, corresponding second positioning step, the second spring 10 are provided on the inner wall of the outer sliding sleeve 4
One end abutted with the first positioning step, the other end of the second spring 10 is abutted with the second positioning step；Positioning after described
Structure includes that multiple second putting holes being circumferentially opened on 1 side wall of inner sliding sleeve are placed with being movably set in described second
Rear self-locking steel ball 11 in hole, the lower end of rear self-locking steel ball 11 are abutted with the outer wall of seal receptacle 2, and the tail end of the outer sliding sleeve 4 is set
It is equipped with the annular chuck 12 being clamped with the rear self-locking steel ball 11.
Further, front positioning structure is additionally provided between inner sliding sleeve 1 and outer sliding sleeve 4, the front positioning structure is located at lock
Only between structure and elastic extension structure, the front positioning structure includes circumferentially uniformly being opened on 1 side wall of inner sliding sleeve
Multiple third putting holes and the preceding self-locking steel ball 8 that is movably set in the third putting hole, on the inner wall of the outer sliding sleeve 4
It is provided with annular positioning groove 9 compatible with the preceding self-locking steel ball 8, the rear wall of the annular positioning groove 9 is arranged to inclined-plane,
It can be convenient for self-locking steel ball 8 before being pressed down against when forward slip, the outer sliding sleeve 4 is compressed when sliding back and forth on inner sliding sleeve 1 or pine
Open the preceding self-locking steel ball 8.
Further, the diameter that first putting hole is located at described 1 inner wall one end of inner sliding sleeve is less than the straight of locking steel ball 6
Diameter, locking steel ball 6 can be up and down without falling into inner sliding sleeve 1 in the first putting hole and annular lock groove 7；The third
The diameter that putting hole is located at described 1 inner wall one end of inner sliding sleeve is less than the diameter of preceding self-locking steel ball 8, and preceding self-locking steel ball 8 can be in third
It is up and down without falling into inner sliding sleeve 1 in putting hole and annular positioning groove 9；Second putting hole is located at the inner sliding sleeve
The diameter of 1 inner wall one end is less than the diameter of rear self-locking steel ball 11, and rear self-locking steel ball 11 can be between the second putting hole and outer sliding sleeve 4
It is up and down without falling into inner sliding sleeve 1.
Further, the front end face of the seal receptacle 2 is provided with gasket 13.Gasket 13 is built-in seal receptacle 2
It on inner wall, is connected firmly, water pipe abuts when being inserted into inner sliding sleeve 1 with the end face of gasket 13, it is possible to increase leakproofness.
Further, between the outer wall of the seal receptacle 2 and the inner wall of the inner sliding sleeve 1 with 3 outer wall of transit joint
O-ring seal 14 is provided between 1 inner wall of inner sliding sleeve.Make the liquid of circulation all from seal receptacle 2 and transit joint 3
Centre bore passes through, and increases the leakproofness of inner sliding sleeve 1 and seal receptacle 2 and transit joint 3, prevents inner sliding sleeve 1 and seal receptacle 2 and transition
The junction leakage of connector 3.
Working principle:
The utility model is before use, the first spring 5 is in nature extended state, the upward locking of the outer wall of seal receptacle 2
Steel ball 6 and preceding self-locking steel ball 8 are simultaneously abutted with the lower end of locking steel ball 6 and preceding self-locking steel ball 8, and the upper end of locking steel ball 6 is caught in ring
In shape lock groove 7, the upper end of preceding self-locking steel ball 8 be caught in annular positioning groove 9 (seal receptacle 2 can also only with preceding self-locking steel ball 8 squeeze
Compress and connect), second spring 10 is compressed between the first positioning step and the second positioning step, keeps outer sliding sleeve 4 fixed；
When assembly, operator's one hand holds fast joint toward assembling on water pipe, allows fast joint to be axially moved along water pipe, works as water pipe
When touching the gasket 13 on seal receptacle 2, under the action of operating force, seal receptacle 2 is pushed to the rear portion of fast joint by water pipe, lock
Only the lower end of steel ball 6 and preceding self-locking steel ball 8 is separated with seal receptacle 2, at this point, outer sliding sleeve 4 is made in the elastic thrust of second spring 10
Locking steel ball 6 and preceding self-locking steel ball 8 are shifted in lock position and compressed onto locking water pipe, annular chuck 12 and rear lock rapidly with lower
Only steel ball 11 connects and fixes, and prevents outer sliding sleeve 4 from continuing to slide, at this time locking steel ball 6, preceding self-locking steel ball 8 and rear self-locking steel ball 11
The locking and seal operation to Water pipe fast-connection are completed in collaboration, so far complete assembly work.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (6)
1. a kind of self-locking Water pipe fast-connection head of steel ball, which is characterized in that including inner sliding sleeve (1), seal receptacle (2), transit joint (3) and
Outer sliding sleeve (4), the seal receptacle (2) are set in the inner sliding sleeve (1), and the transit joint (3) is connected to the inner sliding sleeve
(1) rear end, and be connected to the inner sliding sleeve (1), the first bullet is provided between the seal receptacle (2) and the transit joint (3)
Spring (5)；The outer sliding sleeve (4) is sheathed on the outer wall of the inner sliding sleeve (1), and can be along the outer wall of the inner sliding sleeve (1)
Sliding, be disposed with from front to back between the inner sliding sleeve (1) and outer sliding sleeve (4) locking structure, elastic extension structure and after
Location structure, the locking structure include multiple first putting holes and the work being circumferentially opened on the inner sliding sleeve (1) side wall
The locking steel ball (6) being set in first putting hole is moved, is provided with and the locking steel on the inner wall of the outer sliding sleeve (4)
The compatible annular lock groove (7) of ball (6), the outer sliding sleeve (4) compress when sliding back and forth on inner sliding sleeve (1) or described in unclamping
Locking steel ball (6)；The elastic extension structure includes second spring (10), is provided with first on the outer wall of the inner sliding sleeve (1)
Positioning step, is provided with corresponding second positioning step on the inner wall of the outer sliding sleeve (4), and the one of the second spring (10)
End is abutted with the first positioning step, and the other end of the second spring (10) is abutted with the second positioning step；Positioning knot after described
Structure includes that multiple second putting holes being circumferentially opened on the inner sliding sleeve (1) side wall are placed with being movably set in described second
Rear self-locking steel ball (11) in hole, the tail end of the outer sliding sleeve (4) are provided with the annular with rear self-locking steel ball (11) clamping
Chuck (12).
2. the self-locking Water pipe fast-connection head of a kind of steel ball according to claim 1, which is characterized in that the locking structure with it is described
Front positioning structure is provided between elastic extension structure, the front positioning structure includes circumferentially being opened in the inner sliding sleeve (1)
Multiple third putting holes on side wall and the preceding self-locking steel ball (8) being movably set in the third putting hole, the outer sliding sleeve
(4) it is sliding inside that compatible annular positioning groove (9), the outer sliding sleeve (4) with the preceding self-locking steel ball (8) are provided on inner wall
The preceding self-locking steel ball (8) is compressed or unclamped when sliding back and forth on set (1).
3. the self-locking Water pipe fast-connection head of a kind of steel ball according to claim 2, which is characterized in that first putting hole is located at
The diameter of described inner sliding sleeve (1) inner wall one end is less than the diameter of locking steel ball (6)；The third putting hole is located at the inner sliding sleeve
(1) diameter of inner wall one end is less than the diameter of preceding self-locking steel ball (8)；Second putting hole is located at the inner sliding sleeve (1) inner wall
The diameter of one end is less than the diameter of rear self-locking steel ball (11).
4. the self-locking Water pipe fast-connection head of a kind of steel ball according to claim 1, which is characterized in that before the seal receptacle (2)
End face is provided with gasket (13).
5. the self-locking Water pipe fast-connection head of a kind of steel ball according to claim 1, which is characterized in that outside the seal receptacle (2)
It is respectively provided between the transit joint (3) outer wall and the inner sliding sleeve (1) inner wall between wall and the inner wall of the inner sliding sleeve (1)
There are O-ring seal (14).
6. the self-locking Water pipe fast-connection head of a kind of steel ball according to claim 1, which is characterized in that after the transit joint (3)
End is provided with pagoda mouth (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222308.7U CN209399000U (en) | 2018-12-26 | 2018-12-26 | A kind of self-locking Water pipe fast-connection head of steel ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222308.7U CN209399000U (en) | 2018-12-26 | 2018-12-26 | A kind of self-locking Water pipe fast-connection head of steel ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209399000U true CN209399000U (en) | 2019-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822222308.7U Active CN209399000U (en) | 2018-12-26 | 2018-12-26 | A kind of self-locking Water pipe fast-connection head of steel ball |
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| Country | Link |
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| CN (1) | CN209399000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114678745A (en) * | 2022-03-21 | 2022-06-28 | 中航光电科技股份有限公司 | Self-locking connector |
-
2018
- 2018-12-26 CN CN201822222308.7U patent/CN209399000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114678745A (en) * | 2022-03-21 | 2022-06-28 | 中航光电科技股份有限公司 | Self-locking connector |
| CN114678745B (en) * | 2022-03-21 | 2023-09-26 | 中航光电科技股份有限公司 | Self-locking connector |
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