CN218267845U - Quick joint capable of being automatically sealed after being pulled out - Google Patents
Quick joint capable of being automatically sealed after being pulled out Download PDFInfo
- Publication number
- CN218267845U CN218267845U CN202222912496.2U CN202222912496U CN218267845U CN 218267845 U CN218267845 U CN 218267845U CN 202222912496 U CN202222912496 U CN 202222912496U CN 218267845 U CN218267845 U CN 218267845U
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- China
- Prior art keywords
- ring
- valve body
- sealing
- accommodating part
- male connector
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Abstract
The utility model provides a extract self-sealing's quick-operation joint, including being located male joint holding portion with connect valve body holding portion between the handle, be equipped with in this valve body holding portion and be used for the cooperation the movable valve of the sealed this valve body holding portion one end of interior O ring, be used for driving this movable valve with interior O ring sealing connection's compression spring, this movable valve dorsad the button is equipped with in proper order and inserts extrusion end that is equipped with the circulation recess in the male joint holding portion, be used for with interior O ring sealing connection's sealed tubular section, the circulation section of seting up the opening, with the guide ring of valve body holding portion inner wall laminating, male joint inserts extrusion during the male joint holding portion the extrusion end makes sealed tubular section breaks away from interior O ring, sealed tubular section with the circulation clearance has between the valve body holding portion inner wall.
Description
Technical Field
The utility model relates to a pipeline field specifically is extracting self-sealing's quick-operation joint.
Background
Chinese patent with application number CN201820755035X discloses a quick coupling, comprising: the shell comprises a button accommodating part for accommodating the button, a male joint accommodating part for accommodating the male joint and a connecting handle for connecting a pipe body, wherein an inner O ring, a spacer ring, an outer O ring and an outer retainer ring are arranged in the male joint accommodating part.
The quick connector needs to be connected when no fluid exists in the pipeline, and when the fluid exists in the pipeline and the quick connector is disconnected with the male connector, the fluid in the pipeline can be leaked.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a extract self-sealing's quick-operation joint, when having the fluid to remove quick-operation joint and male joint's being connected in the pipeline, the fluid of self-sealing quick-operation joint one side.
In order to achieve the above object, the utility model provides a pull out self-sealing's quick-operation joint, including the casing, be used for locking the button of male joint and casing, the casing is including the button portion of holding the button, hold the male joint portion of holding the male joint and be used for connecting the handle of body, is equipped with interior O ring, spacer ring, outer O ring, outer retainer ring in this male joint portion, and this casing is still including being located the male joint portion of holding with connect the valve body portion of holding between the handle, be equipped with in this valve body portion of holding and be used for the cooperation the movable valve of this valve body portion of holding one end of interior O ring seal, be used for driving this movable valve with interior O ring sealing connection's compression spring, this movable valve dorsad the button is equipped with in proper order and inserts in the male joint portion of holding be equipped with the extrusion end of circulation recess, be used for with interior O ring sealing connection's sealed tubular section, set up the circulation section of circulation hole, with the guide ring of valve body portion of holding inner wall laminating, the male joint inserts when the male joint portion extrusion end makes sealed the sealed section breaks away from interior O ring, tubular section of holding with the circulation inner wall has the clearance of circulation.
In an embodiment of the present invention, a limit ring is disposed between the valve body accommodating portion and the inner O-ring to prevent the movable valve from falling out.
In an embodiment of the present invention, the inner wall of the male connector receiving portion is provided with an annular rib located between the inner O-ring and the limiting ring, the annular rib is used for fixing the limiting ring, and the outer end of the valve body receiving portion is provided with an installation step attached to the limiting ring.
In an embodiment of the present invention, the inner end of the valve body accommodating portion is provided with a spring fixing tube inserted into the compression spring, and the outer end of the compression spring is inserted into the movable valve.
In one embodiment of the present invention, the extruding end is provided with a tapered positioning portion into which the male connector can be inserted, and the tapered positioning portion is provided with a circulation groove.
In an embodiment of the present invention, the outer retainer ring is connected to the housing in a snap-fit manner.
In one embodiment of the invention, the movable valve is provided with an axial reinforcement rib located from the inside of the sealed tubular section extending to the guide ring.
In an embodiment of the present invention, the number of the connecting handles is plural.
In one embodiment of the present invention, the compression spring is made of stainless steel.
In one embodiment of the invention, the housing and/or the outer collar and/or the male fitting are made of glass fiber modified nylon.
The utility model discloses in, the casing is still including being located male joint holding portion with connect valve body holding portion between the handle, be equipped with in this valve body holding portion and be used for the cooperation interior O ring seal this valve body holding portion one end the movable valve, be used for driving this movable valve with interior O ring sealing connection's compression spring, this movable valve be equipped with insert extrusion end in the male joint holding portion, be used for with interior O ring sealing connection's sealed tubular section, be located this sealed tubular section inboard circulation section of seting up the opening, with this circulation section inboard with the guide ring of valve body holding portion inner wall laminating, male joint inserts extrusion during the male joint holding portion the extrusion end makes sealed tubular section breaks away from interior O ring, sealed tubular section with have the circulation clearance between the valve body holding portion inner wall, when having fluid to remove quick-operation joint and male joint's being connected in the pipeline, the fluid of self-sealing quick-operation joint one side, when inserting male joint, removes to seal.
Drawings
Fig. 1 is an exploded view of a first embodiment of the present invention showing a pulled-out self-sealing quick coupling.
Fig. 2 is a schematic structural view of a movable valve of the unplugged self-sealing quick coupling of fig. 1.
FIG. 3 is a cross-sectional view of the male connector of the pull-out self-sealing quick connector of FIG. 1 in a pulled-out condition.
FIG. 4 is a cross-sectional view of the male connector of the pull-out self-sealing quick connector of FIG. 1 in an inserted state.
Fig. 5 is a partially enlarged view of a portion a of fig. 4.
Fig. 6 is a partially enlarged view of fig. 5 at B.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the quick coupling for pulling out an automatic closure according to a first embodiment of the present invention includes a housing 1 and a button 2 for locking a male coupling 200 and the housing 1, wherein the housing 1 includes a button receiving portion 1a for receiving the button 2, a male coupling receiving portion 1b for receiving the male coupling 200, and a connecting handle 11 for connecting a pipe body, an inner O-ring 31, a separating ring 32, an outer O-ring 33, and an outer retainer ring 34 are disposed in the male coupling receiving portion 1b, the housing 1 further includes a valve body receiving portion 1c disposed between the male coupling receiving portion 1b and the connecting handle 11, a movable valve 4 for sealing one end of the valve body receiving portion 1c by the inner O-ring 31 and a compression spring 5 for driving the movable valve 4 to be sealingly connected to the inner O-ring 31 are disposed in the valve body receiving portion 1c, the movable valve 4 is sequentially provided with an extruding end 41 having a flow passage groove 410, a sealing section 42 for sealingly connecting to the inner O-ring 31, a flow passage section having a flow passage 430, and a guide portion 43 for receiving the inner wall of the tubular coupling receiving portion 1c, and the tubular coupling portion 1b for separating the inner wall of the tubular coupling 1b from the flow passage and the flow passage receiving portion 42, and the inner pipe body receiving portion 42. The flow-through groove 410 is located between two protrusions.
A limit ring 35 which cooperates with the guide ring 43 to prevent the movable valve 4 from falling out of the housing 1 is provided between the valve body accommodating portion 1c and the inner O-ring 31.
The inner wall of the male joint accommodating part 1b is provided with an annular rib 101 positioned between the inner O-ring 31 and the limiting ring 35, the annular rib 101 is used for fixing the limiting ring 35, and the outer end of the valve body accommodating part 1c is provided with an installation step 102 attached to the limiting ring 35.
The inner end of the valve body accommodating part 1c is provided with a spring fixing pipe 103 inserted into the compression spring 5, and the outer end of the compression spring 5 is inserted into the movable valve 4.
The pressing end 41 is provided with a tapered positioning portion 40 into which the male connector 200 is inserted, and the tapered positioning portion 40 is provided with a flow channel 400. The flow channel 400 is located between two ribs.
The outer retainer 34 is engaged with the housing 1.
The movable valve 4 is provided with axial reinforcement ribs inside the self-sealing tubular section 42 extending to the guide ring 43.
The number of the shanks 11 is plural.
The compression spring 5 is made of stainless steel.
The housing 1 and/or the outer collar 34 and/or the male fitting 200 are made of glass fibre modified nylon.
The present invention is directed to a housing 1 including a valve body receiving portion 1c located between a male joint receiving portion 1b and a connection handle 11, a movable valve 4 provided in the valve body receiving portion 1c for cooperating with an inner O-ring 31 to seal one end of the valve body receiving portion 1c, and a compression spring 5 provided for driving the movable valve 4 to be in sealing connection with the inner O-ring 31, the movable valve 4 being provided with an extruding end 41 inserted into the male joint receiving portion 1b, a sealed tubular section 42 for being in sealing connection with the inner O-ring 31, a flow passage section provided with a flow passage hole 430 and located inside the sealed tubular section 42, and a guide ring 43 attached to an inner wall of the valve body receiving portion 1c and located inside the flow passage section, wherein when the male joint 200 is inserted into the male joint receiving portion 1b, the extruding end 41 is extruded to separate the sealed tubular section 42 from the inner O-ring 31, a flow passage gap 420 is provided between the sealed tubular section 42 and an inner wall of the valve body receiving portion 1c, and when the connection of the quick joint to the male joint 200 is released by a fluid in a pipe, the fluid on one side of the quick joint is automatically closed, the male joint 200 is released, the male joint is closed, the male joint is released, the male joint, the flow passage groove 400, the flow passage gap 410, and the flow passage gap 430 is connected to the connection handle 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A quick connector capable of being automatically sealed after being pulled out comprises a shell and a button used for locking a male connector and the shell, wherein the shell comprises a button accommodating part for accommodating the button, a male connector accommodating part for accommodating the male connector and a connecting handle used for connecting a pipe body, an inner O-ring, a separating ring, an outer O-ring and an outer retaining ring are arranged in the male connector accommodating part, the quick connector is characterized by further comprising a valve body accommodating part positioned between the male connector accommodating part and the connecting handle, a movable valve used for being matched with the inner O-ring to seal one end of the valve body accommodating part, a compression spring used for driving the movable valve to be in sealing connection with the inner O-ring and arranged in the valve body accommodating part, an extrusion end provided with a circulation groove and inserted into the male connector accommodating part, a sealing tubular section used for being in sealing connection with the inner O-ring, a circulation section provided with a hole and a guide ring attached to the inner wall of the valve body accommodating part are sequentially arranged on the movable valve, the back of the movable valve is provided with the male connector, the extrusion end is extruded when the male connector is inserted into the male connector accommodating part, so that the extrusion end makes the sealing section separate from the inner O-ring, and a circulation gap is formed between the sealing tubular section and the inner wall of the valve body accommodating part.
2. The pulled-out self-sealing quick connector according to claim 1, wherein a limiting ring which is matched with the guide ring to prevent the movable valve from falling out of the housing is arranged between the valve body accommodating part and the inner O ring.
3. The quick disconnect coupling of claim 2, wherein the male coupling receiving portion has an annular rib formed on an inner wall thereof between the inner O-ring and the retainer ring for fixing the retainer ring, and the valve body receiving portion has a mounting step formed on an outer end thereof for engaging with the retainer ring.
4. The pull-out self-sealing quick connector according to claim 3, wherein the inner end of the valve body accommodating portion is provided with a spring fixing tube inserted into the compression spring, and the outer end of the compression spring is inserted into the movable valve.
5. The pull-out self-sealing quick connector according to claim 4, wherein the pressing end is provided with a tapered positioning portion insertable into the male connector, the tapered positioning portion being provided with a flow channel.
6. The pull-out self-sealing quick connector according to claim 5, wherein said outer retainer is snap-fit to said housing.
7. The pull-out self-sealing quick connector according to claim 6 wherein said movable valve is provided with axial ribs extending from the inside of said sealed tubular section to said guide ring.
8. The pull-out self-sealing quick connector according to claim 7, wherein said stem is plural in number.
9. The pull-out self-sealing quick connector of claim 8 wherein said compression spring is made of stainless steel.
10. The pull-out self-sealing quick connector according to claim 9 wherein said housing and/or said outer retainer ring and/or said male connector are made of glass fiber modified nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222912496.2U CN218267845U (en) | 2022-11-02 | 2022-11-02 | Quick joint capable of being automatically sealed after being pulled out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222912496.2U CN218267845U (en) | 2022-11-02 | 2022-11-02 | Quick joint capable of being automatically sealed after being pulled out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218267845U true CN218267845U (en) | 2023-01-10 |
Family
ID=84753934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222912496.2U Active CN218267845U (en) | 2022-11-02 | 2022-11-02 | Quick joint capable of being automatically sealed after being pulled out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218267845U (en) |
-
2022
- 2022-11-02 CN CN202222912496.2U patent/CN218267845U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230711 Address after: No. 89, Haizhang Village, Xidian Town, Ninghai County, Ningbo City, Zhejiang Province 315613 Patentee after: NINGBO HAILIAN AUTO PARTS TECHNOLOGY Co.,Ltd. Patentee after: Ningbo Yidi Pipe Industry Co.,Ltd. Address before: 315800 Xi Dian Zhen Hai Zhang Cun, Ninghai County, Ningbo City, Zhejiang Province Patentee before: NINGBO HAILIAN AUTO PARTS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |