CN210600588U - Leak protection subassembly of plugging into - Google Patents
Leak protection subassembly of plugging into Download PDFInfo
- Publication number
- CN210600588U CN210600588U CN201921134910.3U CN201921134910U CN210600588U CN 210600588 U CN210600588 U CN 210600588U CN 201921134910 U CN201921134910 U CN 201921134910U CN 210600588 U CN210600588 U CN 210600588U
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- China
- Prior art keywords
- cavity
- pipe joint
- leak
- valve
- connecting groove
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000003032 molecular docking Methods 0.000 claims 3
- 230000008878 coupling Effects 0.000 abstract description 19
- 238000010168 coupling process Methods 0.000 abstract description 19
- 238000005859 coupling reaction Methods 0.000 abstract description 19
- 238000001125 extrusion Methods 0.000 abstract description 4
- 210000000078 claw Anatomy 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Landscapes
- Check Valves (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Pipe Accessories (AREA)
Abstract
The utility model relates to a pipeline connection structure field, concretely relates to subassembly of plugging into in leak protection, the valve body has first cavity and the second cavity that is linked together, the check valve is located between first cavity and the second cavity, the tip of coupling stretches into in the second cavity and the case that pushes away the check valve, realize quick water intaking, go out the water-holding go-between of valve body can be connected with the spread groove cooperation on the lateral wall of coupling, the go-between inlays and locates in the spread groove, the two relative extrusion force derives from the locking device of coupling, its water tightness is higher than the sealing washer of embracing the formula, and locking device is located between the end of intaking of spread groove and coupling, rivers can wash locking device behind the case is backed up at the coupling, prevent that silt from bonding.
Description
Technical Field
The utility model relates to a pipeline connection structure field especially relates to a subassembly is plugged into in leak protection.
Background
In order to facilitate gardeners to irrigate greenbelts and gardens, special irrigation water intake valves are arranged in parks or greenbelts at present, the water intake valves are matched with special water intake pipes, and after the water intake pipes are inserted into the water intake valves, valve cores of the water intake valves can be opened and input water into the water intake pipes. Patent document CN201401511Y discloses a quick water intake valve for greenbelt, in which a spiral part on a quick pipe joint is matched with a locking claw of a valve body, and the quick pipe joint can be clamped on the valve body by rotating the quick pipe joint, and the water intake valve has the following two defects in use: 1. the sealing ring arranged on the water flow channel of the valve body is attached to the outer side wall of the quick pipe joint, namely the sealing mode of the sealing ring is that the sealing ring surrounds the end part of the quick pipe joint to prevent water from seeping out from a gap between the outer side wall of the quick pipe joint and the inner side wall of the valve body, however, the inner ring of the surrounding type sealing ring needs to have certain elasticity, if the inner ring of the sealing ring loses elasticity due to aging, the sealing ring cannot be tightly attached to the end part of the quick pipe joint, and sealing fails; 2. the water intake valve is generally installed on the ground, soil and sand around the water intake valve easily invade the valve body along with wind, so that silt is adhered to the locking claw of the valve body, the quick pipe joint is short of protection in daily use, the silt is adhered to the spiral part of the quick pipe joint, when the quick pipe joint is connected into the valve body through force application, the spiral part and the locking claw are damaged by abrasion of the silt, and the quick pipe joint is difficult to rotate and is connected into the valve body after being repeatedly used for many times.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a subassembly is plugged into in leak protection to solve the unstable problem that just suffers the invasion of silt easily of seal structure of current quick water intaking valve.
Based on the above, the utility model provides a leak protection connection assembly, which comprises a valve body, a one-way valve and a pipe joint;
the check valve is arranged between the first cavity and the second cavity, and the water outlet end of the valve body is provided with a connecting ring in a surrounding manner;
the outer side wall of the pipe joint is circumferentially provided with a connecting groove, an opening of the connecting groove is arranged towards the water inlet end of the pipe joint, and the pipe joint is also provided with a locking device which is arranged opposite to the opening of the connecting groove and is used for being clamped with the valve body;
the end part of the pipe joint penetrates into the second cavity and pushes the valve core of the one-way valve to enable the valve core to extend into the first cavity, and the connecting ring is embedded in the connecting groove.
Preferably, a first sealing ring and a second sealing ring which are arranged oppositely are arranged on the bottom wall of the connecting groove, one side of the first sealing ring abuts against one side wall of the connecting groove, one side of the second sealing ring abuts against the other side wall of the connecting groove, and the free end of the connecting ring extrudes the first sealing ring and the second sealing ring.
Preferably, the free end of the connecting ring has a first conical surface and a second conical surface which are opposite to each other, the first conical surface is located at the intersection of the inner side wall and the end surface of the connecting ring, and the second conical surface is located at the intersection of the outer side wall and the end surface of the connecting ring.
Preferably, the locking device comprises a spiral part located on the outer side wall of the pipe joint, a locking block is arranged on the inner side wall of the second cavity, and the spiral part is connected to the locking block in a matched mode.
Preferably, the spiral part is disposed opposite to the opening of the coupling groove.
Preferably, the check valve further comprises a pushing piece, the head end of the pushing piece is connected to the valve core, and the tail end of the pushing piece is located in the second cavity.
Preferably, the check valve further comprises a return spring, one end of the return spring is connected to the valve core, and the other end of the return spring is connected to the valve body.
Preferably, the pipe joint has a plurality of projections on an end surface thereof.
The utility model discloses a subassembly of plugging into in leak protection, the valve body has first cavity and the second cavity that is linked together, the check valve is located between first cavity and the second cavity, the tip of coupling stretches into in the second cavity and the case that pushes away the check valve, realize quick water intaking, go out the water-holding go-between of valve body can with the coupling groove on the lateral wall of coupling match and be connected, the go-between inlays and locates in the coupling groove, the two relative extrusion force derives from the locking device of coupling, its water tightness is higher than the sealing washer of formula of embracing, and locking device is located between the end of intaking of coupling groove and coupling, rivers can wash locking device behind the coupling back-out case, prevent that silt from bonding.
Drawings
Fig. 1 is a schematic external structural view of a leak-proof connection assembly according to an embodiment of the present invention;
fig. 2 is a schematic view of the internal structure of the leak-proof connection assembly according to the embodiment of the present invention;
fig. 3 is a schematic structural view of a connecting groove and a connecting ring of the leak-proof connection assembly according to an embodiment of the present invention.
Wherein, 1, a valve body; 11. a first cavity; 12. a second cavity; 13. a connecting ring; 131. a first conical surface; 132. a second tapered surface; 14. a locking block; 2. a one-way valve; 21. a valve core; 22. pushing the piece; 23. a return spring; 3. a pipe joint; 31. connecting grooves; 32. a first seal ring; 33. a second seal ring; 34. a screw member; 35. and (4) a bump.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 3, the leak-proof connection assembly of the present invention is schematically shown, which includes a valve body 1, a check valve 2 and a pipe joint 3.
The valve body 1 is internally provided with a first cavity 11 and a second cavity 12 which are sequentially arranged from a water inlet end to a water outlet end, the check valve 2 is arranged between the first cavity 11 and the second cavity 12, so that the first cavity 11 is communicated with the second cavity 12, the check valve 2 is normally closed, the water outlet end of the valve body 1 is provided with a connecting ring 13 in a surrounding manner, and the free end of the connecting ring 13 extends towards the water outlet end of the valve body 1.
The outer side wall of the pipe joint 3 is provided with a connecting groove 31 in a surrounding manner, the opening of the connecting groove 31 is arranged towards the water inlet end of the pipe joint 3, and the cross section of the connecting groove 31 is U-shaped. The pipe joint 3 is further provided with a locking device which is opposite to the opening of the connecting groove 31 and is used for being clamped in the valve body 1, namely the locking device is positioned between the water inlet of the pipe joint 3 and the connecting groove 31.
The end of the pipe joint 3 penetrates into the second cavity 12 and pushes against the valve core 21 of the one-way valve 2, so that the one-way valve 2 is opened, the valve body 1 inputs water into the pipe joint 3, wherein the water flows into the second cavity 12 from the first cavity 11 through the one-way valve 2 and finally enters the pipe joint 3. The valve core 21 is pushed by the pipe joint 3 to extend into the first cavity 11, the pipe joint 3 is rotated by applying force around the axis of the pipe joint 3, the locking device can guide the pipe joint 3 to move axially and is clamped on the valve body 1, the connecting ring 13 is embedded in the connecting groove 31, water sealing is realized, and the problem that sealing cannot be realized after a hoop seal ring in the prior art is aged is solved because the mutual extrusion force of the connecting ring 13 and the connecting groove 31 is provided by the locking device. Furthermore, when the end of the pipe joint 3 pushes the valve core 21 of the check valve 2, the connecting ring 13 and the connecting groove 31 to be buckled and the locking device of the pipe joint 3 is not clamped on the valve body 1, because the valve core 21 of the check valve 2 is pushed open, water flows from the first cavity 11 to the second cavity 12 through the check valve 2, and the water flows can wash silt in the locking device and the second cavity 12, so that the silt is forced to be discharged from the water outlet end of the valve body 1, and the locking device is prevented from being damaged by the silt due to friction.
Specifically, the bottom wall of the connecting groove 31 is provided with a first sealing ring 32 and a second sealing ring 33 which are oppositely arranged, one side of the first sealing ring 32 abuts against one side wall of the connecting groove 31, one side of the second sealing ring 33 abuts against the other side wall of the connecting groove 31, and the free end of the connecting ring 13 extrudes the first sealing ring 32 and the second sealing ring 33. Correspondingly, the free end of the connecting ring 13 has a first tapered surface 131 and a second tapered surface 132 which are opposite to each other, the first tapered surface 131 is located at the intersection of the inner side wall and the end surface of the connecting ring 13, the second tapered surface 132 is located at the intersection of the outer side wall and the end surface of the connecting ring 13, when the connecting ring 13 is embedded in the connecting groove 31, the first tapered surface 131 is extruded and attached to the first sealing ring 32, and the second tapered surface 132 is extruded and attached to the second sealing ring 33. The double-layer water sealing effect is realized, and leakage is prevented.
Preferably, the locking device comprises a screw part 34 located on the outer side wall of the pipe joint 3, the inner side wall of the second cavity 12 is provided with the locking block 14, the screw part 34 is connected to the locking block 14 in a matching way, wherein the screw part 34 is arranged opposite to the opening of the connecting groove 31.
The check valve 2 further comprises a pushing piece 22 and a return spring 23, the head end of the pushing piece 22 is connected to the valve core 21, the tail end of the pushing piece is located in the second cavity 12, one end of the return spring 23 is connected to the valve core 21, and the other end of the return spring is connected to the valve body 1. The end of the pipe joint 3 pushes the pushing piece 22 to drive the valve plug 21 to open, and after the end of the pipe joint 3 is separated from the second cavity 12, the return spring 23 drives the valve plug 21 to return. The end face of the pipe joint 3 is provided with a plurality of projections 35, and the projections 35 can strengthen the structure of the end face of the pipe joint 3, so as to prevent the end face from being rough and difficult to rotate and slide relative to the pushing piece 22 due to the impact of foreign objects on the end face of the pipe joint 3.
To sum up, the utility model discloses a leak protection subassembly of plugging into, valve body 1 has the first cavity 11 and the second cavity 12 that are linked together, check valve 2 is located between first cavity 11 and the second cavity 12, the tip of coupling 3 stretches into in the second cavity 12 and pushes away the case 21 of check valve 2, realize quick water intaking, go out water-holding go-between 13 on the water end of valve body 1 can with coupling 3's the lateral wall on spread groove 31 cooperate and be connected, go-between 13 inlays locates in spread groove 31, the two relative extrusion force derives from coupling 3's locking device, its water tightness is higher than the sealing washer of formula of embracing, and locking device is located between spread groove 31 and coupling 3's the end of intaking, rivers can wash locking device behind coupling 3 back-out case 21, prevent silt from bonding.
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 modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. A leak-proof connection assembly is characterized by comprising a valve body, a one-way valve and a pipe joint;
the check valve is arranged between the first cavity and the second cavity, and the water outlet end of the valve body is provided with a connecting ring in a surrounding manner;
the outer side wall of the pipe joint is circumferentially provided with a connecting groove, an opening of the connecting groove is arranged towards the water inlet end of the pipe joint, and the pipe joint is also provided with a locking device which is arranged opposite to the opening of the connecting groove and is used for being clamped with the valve body;
the end part of the pipe joint penetrates into the second cavity and pushes the valve core of the one-way valve to enable the valve core to extend into the first cavity, and the connecting ring is embedded in the connecting groove.
2. The leak-proof connection assembly as recited in claim 1, wherein the bottom wall of the connecting groove is provided with a first sealing ring and a second sealing ring which are oppositely arranged, one side of the first sealing ring abuts against one sidewall of the connecting groove, one side of the second sealing ring abuts against the other sidewall of the connecting groove, and the free end of the connecting ring presses the first sealing ring and the second sealing ring.
3. The leak-proof docking assembly as recited in claim 1, wherein the free end of the connection ring has a first tapered surface and a second tapered surface that are disposed opposite each other, the first tapered surface being located at an intersection of an inner sidewall and an end surface of the connection ring, and the second tapered surface being located at an intersection of an outer sidewall and an end surface of the connection ring.
4. The leak resistant connection assembly of claim 1, wherein the locking device comprises a screw member located on an outer sidewall of the tube connector, and a locking block is located on an inner sidewall of the second cavity, the screw member being cooperatively connected to the locking block.
5. The leak-proof docking assembly of claim 4, wherein the helical member is disposed opposite the opening of the connecting slot.
6. The leak-proof connection assembly of claim 1, wherein the check valve further comprises a push member having a head end connected to the spool and a tail end located within the second chamber.
7. The leak-proof docking assembly of claim 1, wherein the one-way valve further comprises a return spring having one end connected to the valve spool and the other end connected to the valve body.
8. The leak resistant connection assembly of claim 1, wherein the tube connector has a plurality of projections on an end face thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134910.3U CN210600588U (en) | 2019-07-18 | 2019-07-18 | Leak protection subassembly of plugging into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134910.3U CN210600588U (en) | 2019-07-18 | 2019-07-18 | Leak protection subassembly of plugging into |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210600588U true CN210600588U (en) | 2020-05-22 |
Family
ID=70694603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921134910.3U Active CN210600588U (en) | 2019-07-18 | 2019-07-18 | Leak protection subassembly of plugging into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210600588U (en) |
-
2019
- 2019-07-18 CN CN201921134910.3U patent/CN210600588U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 510000 102 Shuiyin Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Huamu Co.,Ltd. Address before: 510030 No.102, Shuiyin Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU HUAMU Co. |