CN214008430U - Quick connector with dustproof construction - Google Patents
Quick connector with dustproof construction Download PDFInfo
- Publication number
- CN214008430U CN214008430U CN202023084692.2U CN202023084692U CN214008430U CN 214008430 U CN214008430 U CN 214008430U CN 202023084692 U CN202023084692 U CN 202023084692U CN 214008430 U CN214008430 U CN 214008430U
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- China
- Prior art keywords
- dustproof
- conduction pipe
- joint
- hole
- button
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- 238000010276 construction Methods 0.000 title abstract description 5
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 abstract description 19
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The utility model discloses a quick joint with a dustproof structure, which comprises a joint connecting part and a joint body, wherein one end of the joint connecting part extends to the inner cavity of the joint body, the end part of the joint connecting part is provided with a valve seat with an inner hole, a valve core is connected in the inner hole of the valve seat in a sliding way, and a valve core reset spring fixedly connected with the valve core is arranged in a fluid channel; wear to be equipped with the conduction pipe in the inside cavity that connects the body, the conduction pipe offsets with the case in extending to the hole of disk seat, and the inside of this conduction pipe be equipped with be used for with the centre bore of fluid passage intercommunication, be equipped with the mounting hole on the outer wall that connects the body, be equipped with the button lock that is used for the fixed conduction pipe of joint in the mounting hole, be equipped with first dust ring between button lock and the mounting hole, connect and be equipped with the second dust ring between body and the conduction pipe. The utility model relates to a quick-operation joint with dustproof construction, its is rational in infrastructure, and has dustproof function, has avoided quick-operation joint to cause the damage because of inside entering and accumulation dust.
Description
Technical Field
The utility model relates to a quick-operation joint with dustproof construction.
Background
The existing button type quick coupling is mainly used for quick connection between pipelines. The button type quick connector can be controlled to be connected with and disconnected from an external conduction pipe through a button lock on the button type quick connector, and has the advantages of being simple to operate and rapid to disassemble and assemble, so that the button type quick connector is widely applied to pressure detection of a pneumatic system and a hydraulic system. However, the existing push-button quick coupling has a general dustproof effect and is easily damaged due to the fact that dust enters and accumulates inside the push-button quick coupling.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick-operation joint with dustproof construction, its is rational in infrastructure, and has dustproof function, has avoided quick-operation joint to cause the damage because of inside entering and accumulation dust.
In order to achieve the purpose, the technical scheme of the utility model is to design a quick joint with a dustproof structure, which comprises a joint connecting part and a joint body connected with the joint connecting part;
a fluid channel is arranged in the connector connecting part, one end of the connector connecting part extends to the inner cavity of the connector body, a valve seat with an inner hole is arranged at the end part of the connector connecting part, a valve core is connected in the inner hole of the valve seat in a sliding manner, and a valve core reset spring fixedly connected with the valve core is arranged in the fluid channel;
a conduction pipe penetrates through the inner cavity of the connector body, the conduction pipe extends into the inner hole of the valve seat to abut against the valve core, a central hole for communicating with a fluid channel is formed in the conduction pipe, a button lock for clamping and fixing the conduction pipe is radially installed on the connector body, a mounting hole is formed in the outer wall of the connector body, the axis of the mounting hole is perpendicular to the axis of the connector body, the mounting hole is communicated with the inner cavity of the connector body, the button lock comprises a button body and a locking part, the button body is arranged in the mounting hole, the locking part is integrally connected to the bottom of the button body, the locking part extends to the inner cavity of the connector body, a button reset spring is connected between the bottom of the locking part and the inner wall of the connector body, the locking part is provided with a through hole for the conduction pipe to penetrate through, and a raised arc-shaped clamping block is arranged at the bottom of the through hole, a first annular clamping groove matched with the arc-shaped clamping block is formed in the outer wall of the conduction pipe; the outer wall of the button body is provided with a first annular dustproof groove, a first dustproof ring is arranged in the first annular dustproof groove and supports against the inner wall of the mounting hole, a second annular dustproof groove is arranged on the inner wall of one end, far away from the joint connecting part, of the joint body, and a second dustproof ring is arranged in the second annular dustproof groove.
Preferably, the first annular dustproof groove is arranged close to the bottom of the button body.
Preferably, the quick coupling with the dustproof structure further comprises a dustproof plug cap, and a second annular clamping groove corresponding to the arc-shaped clamping block is formed in the outer wall of the dustproof plug cap.
Preferably, the arc-shaped fixture block is provided with an inclined plane, and the conduction pipe and the dustproof plug cap are provided with conical surfaces matched with the inclined plane.
The utility model has the advantages and the beneficial effects that: the quick connector with the dustproof structure is reasonable in structure and has the dustproof function, and damage to the quick connector due to the fact that dust enters and accumulates in the quick connector is avoided.
When pressure measurement is carried out, the connector connecting part is connected with a pipeline to be measured, then a conduction pipe on the pressure detection equipment is inserted into an inner cavity of the connector body, in the process, the conduction pipe penetrates through a through hole of the locking part and is matched with the inclined plane through the conical surface, the locking part moves downwards and compresses the button reset spring, and when the conduction pipe is inserted in place, the locking part drives the arc-shaped clamping block to move upwards under the elastic force action of the button reset spring, so that the arc-shaped clamping block is clamped with the first annular clamping groove, and the conduction pipe is fixedly connected with the connector body; and when the conduction pipe is inserted in place, the conduction pipe extends into the inner hole of the valve seat and pushes the valve core to move a certain distance to one side of the joint connecting part, so that the valve core is separated from the valve seat, and the fluid channel is communicated with the central hole of the conduction pipe, so that the pressure value of the fluid in the tested pipeline can be tested by the pressure testing equipment. When the conduction pipe is required to be disconnected from the connector body, the button body is pressed down, the button body drives the locking portion to move and compress the button reset spring, the arc-shaped clamping block can be separated from the first annular clamping groove in the moving process of the locking portion, and then the valve core pushes the conduction pipe out of the connector body through the elastic force of the valve core reset spring. When the pressure is not measured, the dustproof plug cap can be connected with the connector body, the dustproof plug cap is inserted into the connector body during connection, the conical surface of the dustproof plug cap is in contact fit with the inclined surface of the arc-shaped fixture block in the process, so that the locking portion moves downwards and compresses the button reset spring, and when the dustproof plug cap is inserted in place, the locking portion drives the arc-shaped fixture block to move upwards under the elastic force action of the button reset spring, so that the arc-shaped fixture block is clamped with the second annular clamping groove, and the dustproof plug cap is prevented from being disengaged; the dustproof plug cap inserted in place keeps a certain distance from the valve core, and the fluid channel is always in a closed state. And, through setting up first dust ring and second dust ring, effectively improved quick-operation joint's dustproof performance, wherein, the setting of first dust ring can effectively prevent that the dust from the clearance between button body and the mounting hole from getting into to connect the body inside, and the setting of second dust ring can effectively prevent that the dust from connecting the body and the conduction pipe or prevent that the clearance between the stifled cap from getting into to connect the body inside.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic view of the middle joint body and the dustproof plug cap of the present invention when they are connected.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1, 2 and 3, a quick coupling having a dust-proof structure includes a coupling joint part 1, and a coupling body 2 coupled to the coupling joint part 1;
a fluid channel 3 is arranged in the connector connecting part 1, one end of the connector connecting part 1 extends to an inner cavity of the connector body 2, a valve seat 4 with an inner hole is arranged at the end part of the connector connecting part 1, a valve core 5 is connected in the inner hole of the valve seat 4 in a sliding manner, and a valve core reset spring 6 fixedly connected with the valve core 5 is arranged in the fluid channel 3;
a conduction pipe 7 penetrates through the inner cavity of the connector body 2, the conduction pipe 7 extends into the inner hole of the valve seat 4 and is abutted against the valve core 5, a central hole 8 for communicating with the fluid channel 3 is formed in the conduction pipe 7, a button lock for clamping and fixing the conduction pipe 7 is radially installed on the connector body 2, an installation hole is formed in the outer wall of the connector body 2, the axis of the installation hole is perpendicular to the axis of the connector body 2 and is communicated with the inner cavity of the connector body 2, the button lock comprises a button body 9 and a locking part 10, the button body 9 is arranged in the installation hole, the locking part 10 is integrally connected to the bottom of the button body 9, the locking part 10 extends into the inner cavity of the connector body 2, a button reset spring 11 is connected between the bottom of the locking part 10 and the inner wall of the connector body 2, and the locking part 10 is provided with a through hole for the conduction pipe 7 to penetrate through, the bottom of the through hole is provided with a raised arc-shaped clamping block 12, and the outer wall of the conduction pipe 7 is provided with a first annular clamping groove 13 matched with the arc-shaped clamping block 12; the outer wall of the button body 9 is provided with a first annular dust-proof groove, a first dust-proof ring 14 is arranged in the first annular dust-proof groove, the first dust-proof ring 14 supports against the inner wall of the mounting hole, a second annular dust-proof groove is arranged on the inner wall of one end, away from the joint connecting part 1, of the joint body 2, and a second dust-proof ring 15 is arranged in the second annular dust-proof groove.
The first annular dustproof groove is arranged close to the bottom of the button body 9.
The quick coupling with the dustproof structure further comprises a dustproof blocking cap 16, and a second annular clamping groove 17 corresponding to the arc-shaped clamping block 12 is formed in the outer wall of the dustproof blocking cap 16.
The arc-shaped fixture block 12 is provided with an inclined surface 18, and the conduction pipe 7 and the dustproof plug cap 16 are both provided with a conical surface 19 matched with the inclined surface 18.
The utility model has the advantages and the beneficial effects that: the quick connector with the dustproof structure is reasonable in structure and has the dustproof function, and damage to the quick connector due to the fact that dust enters and accumulates in the quick connector is avoided.
When pressure measurement is carried out, the connector connecting part 1 is connected with a pipeline to be measured, then the conduction pipe 7 on the pressure detection equipment is inserted into the inner cavity of the connector body 2, in the process, the conduction pipe 2 penetrates through the through hole of the locking part 10, the locking part 10 moves downwards and compresses the button reset spring 11 through the matching of the conical surface 19 and the inclined surface 18, until the conduction pipe 7 is inserted in place, the locking part 10 drives the arc-shaped clamping block 12 to move upwards under the elastic force action of the button reset spring 11, the arc-shaped clamping block 12 is clamped with the first annular clamping groove 13, and therefore the conduction pipe 7 is fixedly connected with the connector body 2; and when the conduction pipe 7 is inserted in place, the conduction pipe 7 extends into the inner hole of the valve seat 4 and pushes the valve core 5 to move a certain distance to one side of the joint connecting part 1, so that the valve core 5 is separated from the valve seat 4, and the fluid channel 3 is communicated with the central hole 8 of the conduction pipe 7, and therefore the pressure value of the fluid in the pipeline to be detected can be detected by the pressure detection equipment. When the connection between the conduction pipe 7 and the joint body 2 needs to be disconnected, the button body 9 is pressed, the button body 9 drives the locking portion 10 to move and compress the button return spring 11, the arc-shaped clamping block 12 can be disengaged from the first annular clamping groove 13 in the moving process of the locking portion 10, and then the conduction pipe 7 is pushed out of the joint body 2 by the valve core 5 through the elasticity of the valve core return spring 6. When the pressure is not measured, the dustproof plug cap 16 can be connected with the connector body 2, the dustproof plug cap 16 is inserted into the connector body 2 during connection, the conical surface of the dustproof plug cap 16 is in contact fit with the inclined surface 18 of the arc-shaped fixture block 12 in the process, so that the locking portion 10 descends and compresses the button reset spring 11, and when the dustproof plug cap 16 is inserted in place, the locking portion 10 drives the arc-shaped fixture block 12 to ascend under the elastic force action of the button reset spring 11, so that the arc-shaped fixture block 12 is clamped with the second annular clamping groove 17, and the dustproof plug cap 16 is prevented from being disengaged; the dustproof blocking cap 16 inserted in place keeps a certain distance from the valve core 5, and the fluid channel 3 is always in a closed state. And, through setting up first dust ring 14 and second dust ring 15, effectively improved quick-operation joint's dustproof performance, wherein, first dust ring 14's setting can effectively prevent that the dust from the clearance between button body 9 and the mounting hole from getting into inside the joint body 2, and second dust ring 15's setting can effectively prevent that the dust from the clearance between joint body 2 and conduction pipe 7 or dustproof stifled cap 16 from getting into inside the joint body 2.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A quick joint with a dustproof structure is characterized by comprising a joint connecting part and a joint body connected with the joint connecting part;
a fluid channel is arranged in the connector connecting part, one end of the connector connecting part extends to the inner cavity of the connector body, a valve seat with an inner hole is arranged at the end part of the connector connecting part, a valve core is connected in the inner hole of the valve seat in a sliding manner, and a valve core reset spring fixedly connected with the valve core is arranged in the fluid channel;
a conduction pipe penetrates through the inner cavity of the connector body, the conduction pipe extends into the inner hole of the valve seat to abut against the valve core, a central hole for communicating with a fluid channel is formed in the conduction pipe, a button lock for clamping and fixing the conduction pipe is radially installed on the connector body, a mounting hole is formed in the outer wall of the connector body, the axis of the mounting hole is perpendicular to the axis of the connector body, the mounting hole is communicated with the inner cavity of the connector body, the button lock comprises a button body and a locking part, the button body is arranged in the mounting hole, the locking part is integrally connected to the bottom of the button body, the locking part extends to the inner cavity of the connector body, a button reset spring is connected between the bottom of the locking part and the inner wall of the connector body, the locking part is provided with a through hole for the conduction pipe to penetrate through, and a raised arc-shaped clamping block is arranged at the bottom of the through hole, a first annular clamping groove matched with the arc-shaped clamping block is formed in the outer wall of the conduction pipe; the outer wall of the button body is provided with a first annular dustproof groove, a first dustproof ring is arranged in the first annular dustproof groove and supports against the inner wall of the mounting hole, a second annular dustproof groove is arranged on the inner wall of one end, far away from the joint connecting part, of the joint body, and a second dustproof ring is arranged in the second annular dustproof groove.
2. The quick coupling with a dustproof structure according to claim 1, wherein the first annular dustproof groove is provided near a bottom of the button body.
3. The quick coupling with a dustproof structure according to claim 2, wherein the quick coupling with a dustproof structure further comprises a dustproof block cap, and a second annular clamping groove corresponding to the arc-shaped clamping block is formed in an outer wall of the dustproof block cap.
4. The quick coupling with a dustproof structure as claimed in claim 3, wherein the arc-shaped fixture block is provided with an inclined surface, and the conduction tube and the dustproof plug cap are provided with conical surfaces for matching with the inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084692.2U CN214008430U (en) | 2020-12-21 | 2020-12-21 | Quick connector with dustproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084692.2U CN214008430U (en) | 2020-12-21 | 2020-12-21 | Quick connector with dustproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214008430U true CN214008430U (en) | 2021-08-20 |
Family
ID=77289341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023084692.2U Active CN214008430U (en) | 2020-12-21 | 2020-12-21 | Quick connector with dustproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214008430U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962206A (en) * | 2022-06-08 | 2023-04-14 | 江门市广利电子科技有限公司 | Connecting mechanism |
| CN115962210A (en) * | 2022-06-08 | 2023-04-14 | 江门市广利电子科技有限公司 | Mounting device |
-
2020
- 2020-12-21 CN CN202023084692.2U patent/CN214008430U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962206A (en) * | 2022-06-08 | 2023-04-14 | 江门市广利电子科技有限公司 | Connecting mechanism |
| CN115962210A (en) * | 2022-06-08 | 2023-04-14 | 江门市广利电子科技有限公司 | Mounting device |
| CN115962206B (en) * | 2022-06-08 | 2024-01-23 | 江门市广利电子科技有限公司 | Connecting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220615 Address after: 200000 No. 722, Mingxing village, Jinhui Town, Fengxian District, Shanghai Patentee after: Gao Fahua Address before: 215000 building 3, No. 50, beiguandu Road, Yuexi street, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Nuotong (Suzhou) fluid system technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231019 Address after: Room 202, No. 227, Zone 2, the Taihu Lake Garden, New District, Wuxi City, Jiangsu Province, 214000 Patentee after: Qian Xiaoping Address before: 200000 No. 722, Mingxing village, Jinhui Town, Fengxian District, Shanghai Patentee before: Gao Fahua |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240108 Address after: No. 269 Xinfeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province, 215100, 32 # 601 Patentee after: Nuotong (Suzhou) fluid system technology Co.,Ltd. Address before: Room 202, No. 227, Zone 2, the Taihu Lake Garden, New District, Wuxi City, Jiangsu Province, 214000 Patentee before: Qian Xiaoping |