CN209781958U - Quick connector - Google Patents
Quick connector Download PDFInfo
- Publication number
- CN209781958U CN209781958U CN201920465257.2U CN201920465257U CN209781958U CN 209781958 U CN209781958 U CN 209781958U CN 201920465257 U CN201920465257 U CN 201920465257U CN 209781958 U CN209781958 U CN 209781958U
- Authority
- CN
- China
- Prior art keywords
- joint
- sealing
- ejection core
- cavity
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 239000012530 fluid Substances 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to a quick joint, which comprises a first joint, a second joint and a locking sleeve, wherein the first joint and the second joint are mutually inserted and connected, the outside is connected by the locking sleeve, the first joint comprises a connecting pipe and a first joint body which are connected by screw threads, a first ejection core is arranged in the cavity of the first joint body, a first spring is arranged between the first ejection core and the connecting pipe, a first sealing gasket is arranged between the first ejection core and the first joint body, and the second joint comprises a second joint body, the spring seat and the second ejection core are arranged in a cavity of the second connector body, a spring seat capable of sliding is arranged between the second connector body and the second ejection core, a second spring is arranged in a cavity between the spring seat and the second connector body, the second connector body is inserted in the cavity of the first connector body, the left end face of the spring seat and the right end face of the sealing interface are in sealing abutting joint through a second sealing gasket, the second ejection core is in sealing abutting joint with the first ejection core, and a plurality of oil holes communicated with the inner hole are formed in the circumference of the second ejection core. The utility model discloses automatic seal pipeline after the disconnection avoids fluid outflow.
Description
Technical Field
The utility model relates to a quick-operation joint, in particular to quick-operation joint.
background
The quick connector is a connector which can realize the connection or disconnection of pipelines without tools. The existing quick connector cannot be disconnected under the condition of medium circulation, and cannot meet the requirement of online disconnection.
Disclosure of Invention
The utility model aims to solve the technical problem that a quick-operation joint is provided, connect automatic seal pipeline after the disconnection, avoid fluid outflow, oil pressure loss.
In order to achieve the above object, the utility model adopts the following technical scheme:
A quick connector comprises a first connector, a second connector and a locking sleeve, wherein the first connector and the second connector are mutually inserted and connected, the outside of the first connector is connected with the first connector through the locking sleeve, the first connector comprises a connecting pipe and a first connector body which are connected in a threaded manner, a first sealing cavity and a second sealing cavity are arranged in the first connector body, a sealing interface is arranged between the first sealing cavity and the second sealing cavity, a first ejection core is arranged in the first sealing cavity, a first spring is arranged between the left end of the first ejection core and the connecting pipe, a first sealing gasket is arranged between the right end of the first ejection core and the sealing interface, the second connector comprises a second connector body, a spring seat and a second ejection core, the second ejection core is arranged in a cavity of the second connector body and is in threaded connection with the second connector body, a slidable spring seat is arranged between the second connector body and the ejection core, a second spring is arranged in a cavity between the spring seat and the second connector body, and, the left end face of the spring seat is in sealed abutting joint with the right end face of the sealing connector through a second sealing gasket, a second ejection core is in sealed abutting joint with the first ejection core, and a plurality of oil holes communicated with the inner hole are formed in the circumference of the second ejection core.
And a first O-shaped sealing ring is arranged between the connecting pipe and the first connector body.
And an O-shaped sealing ring II is arranged between the spring seat and the joint II body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. Time and labor are saved: when the oil way is disconnected and connected through the quick connector, the quick connector is manually disassembled and assembled without tools, and time and labor are saved.
2. oil saving: when the oil way is broken, the top core on the quick connector can seal the oil way, oil cannot flow out, and oil liquid and oil pressure loss is avoided.
3. And (3) environmental protection: when the quick connector is broken and connected, oil cannot spill and leak, and the environment is protected.
4. The whole equipment is broken into parts, convenient transportation: large-scale equipment or hydraulic tools which need to be convenient to carry are transported after being disassembled by using quick connectors and then assembled for use after arriving at a destination.
Drawings
Fig. 1 is a schematic connection diagram of the present invention.
fig. 2 is a schematic structural diagram of the first connector.
Fig. 3 is a schematic structural diagram of the present invention.
In the figure: the sealing device comprises a first joint 100, a connecting pipe 101, a first joint body 102, a first O-shaped sealing ring 109, a first sealing cavity 103, a second sealing cavity 104, a sealing interface 105, a first ejection core 106, a first spring 107 and a first sealing gasket 108;
The second joint 200, a second joint body 201, a spring seat 202, a second top core 203, a second spring 204, a second sealing gasket 205, an oil hole 206 and a second O-shaped sealing ring 207;
A locking sleeve 300.
Detailed Description
The following further describes the embodiments of the present invention with reference to the attached drawings:
Referring to fig. 1-3, a quick coupling includes a first coupling 100, a second coupling 200, and a locking sleeve 300, wherein the first coupling 100 and the second coupling 200 are inserted into each other, and the exterior is connected through the locking sleeve 300.
The first connector 100 comprises a connecting pipe 101 and a first connector body 102 which are in threaded connection, a first O-shaped sealing ring 109 is arranged between the connecting pipe 101 and the first connector body 102, a first sealing cavity 103 and a second sealing cavity 104 are arranged in the first connector body 102, a sealing interface 105 is arranged between the first sealing cavity 103 and the second sealing cavity 104, a first ejection core 106 is arranged in the first sealing cavity 103, a first spring 107 is arranged between the left end of the first ejection core 106 and the connecting pipe 101, and a first sealing gasket 108 is arranged between the right end of the first ejection core 106 and the sealing interface 105.
The second joint 200 comprises a second joint body 201, a spring seat 202 and a second top core 203, the second top core 203 is arranged in a cavity of the second joint body 201, the second joint body 201 is in threaded connection with the second top core 203, the spring seat 202 capable of sliding is arranged between the second joint body 201 and the second top core 203, the spring seat 202 is connected to the right side of the second top core 203 in a clamped mode, a second spring 204 is arranged in a cavity between the spring seat 202 and the second joint body 201, and a second O-shaped sealing ring 207 is arranged between the spring seat 202 and the second joint body 201.
The second joint body 201 is inserted into the second sealing cavity 104 of the first joint body 102, the left end face of the spring seat 202 is in sealing top connection with the right end face of the sealing interface 105 through a second sealing gasket 205, a second top core 203 is in sealing top connection with a first top core 106, and a plurality of oil holes 206 communicated with the inner hole are formed in the circumference of the second top core 203.
When the quick connector is disconnected, a first ejection core in the first connector is in sealing abutting connection with the sealing interface under the action of a first spring. And a spring seat in the joint II is in sealing abutting connection with the two end parts of the top core under the action of the spring II to seal the oil hole.
the quick connector is characterized in that the end sealing form is adopted inside, the sealing is more reliable, the quick connector is well sealed by the aid of the pair of ejection cores, the four seals and the locking sleeve, and the two connector bodies are connected into the pipeline through threads. When the lock sleeve is withdrawn and the two joint bodies are separated, the sealing of respective pipelines is realized through the spring reset, and the oil liquid outflow and oil pressure loss are avoided.
The above is only the basic principle of the present invention, not to the present invention makes any limitation, all the bases of the present invention are the same changes and modifications to the above, all within the scope of the protection scheme of the present patent technology.
Claims (3)
1. A quick joint is characterized by comprising a first joint, a second joint and a locking sleeve, wherein the first joint and the second joint are mutually spliced and are connected through the locking sleeve, the outside of the first joint is connected with the first joint through the locking sleeve, the first joint comprises a connecting pipe and a first joint body which are connected in a threaded manner, a first sealing cavity and a second sealing cavity are arranged in the first joint body, a sealing interface is arranged between the first sealing cavity and the second sealing cavity, a first ejection core is arranged in the first sealing cavity, a first spring is arranged between the left end of the first ejection core and the connecting pipe, a first sealing gasket is arranged between the right end of the first ejection core and the sealing interface, the second joint comprises a second joint body, a spring seat and a second ejection core, the second ejection core is arranged in a cavity of the second joint body and is in threaded connection with the second joint body, a spring seat capable of sliding is arranged between the second joint body and the ejection core, a second spring is arranged in a cavity between the spring seat and, the left end face of the spring seat is in sealed abutting joint with the right end face of the sealing connector through a second sealing gasket, a second ejection core is in sealed abutting joint with the first ejection core, and a plurality of oil holes communicated with the inner hole are formed in the circumference of the second ejection core.
2. The quick connector of claim 1, wherein a first O-ring seal is disposed between the connecting tube and the connector body.
3. the quick connector of claim 1, wherein a second O-ring seal is disposed between the spring seat and the second connector body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465257.2U CN209781958U (en) | 2019-04-08 | 2019-04-08 | Quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465257.2U CN209781958U (en) | 2019-04-08 | 2019-04-08 | Quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209781958U true CN209781958U (en) | 2019-12-13 |
Family
ID=68801556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920465257.2U Expired - Fee Related CN209781958U (en) | 2019-04-08 | 2019-04-08 | Quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209781958U (en) |
-
2019
- 2019-04-08 CN CN201920465257.2U patent/CN209781958U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |