CN220470727U - Check valve capable of draining water - Google Patents
Check valve capable of draining water Download PDFInfo
- Publication number
- CN220470727U CN220470727U CN202322176514.XU CN202322176514U CN220470727U CN 220470727 U CN220470727 U CN 220470727U CN 202322176514 U CN202322176514 U CN 202322176514U CN 220470727 U CN220470727 U CN 220470727U
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- CN
- China
- Prior art keywords
- valve body
- check box
- inlet pipe
- water inlet
- check
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- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 238000007789 sealing Methods 0.000 claims description 30
- 230000003028 elevating effect Effects 0.000 claims 2
- 239000012530 fluid Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a check valve capable of draining water, which comprises a check box, a water inlet pipe, a water outlet pipe, a valve body and a lifting unit.
Description
Technical Field
The utility model relates to the technical field of check valves, in particular to a check valve capable of draining water.
Background
The conventional check valve used in the market at present only has the function of preventing the backflow of the fluid, and if the pipeline is required to be maintained and overhauled in actual use, the situation that the fluid on the front section of the check valve cannot be discharged is often caused, so that the fluid on the front section of the pipeline can be discharged only after the check valve is disassembled, but if the fluid in the pipeline is discharged after the check valve is disassembled, temporary drainage facilities are required to be made on a construction site, so that more workload is increased, labor and cost are wasted, and the check valve capable of draining water is very inconvenient, so that the problem is solved.
Disclosure of Invention
In view of the problems existing in the prior art, the utility model discloses a check valve capable of draining water, which adopts the technical scheme that the check valve comprises a check box, a water inlet pipe, a water outlet pipe, a valve body and a lifting unit, wherein the check box is of a cuboid structure with a hollow inside; the inner ends of the water inlet pipe and the water outlet pipe are symmetrically and fixedly arranged at the centers of the left side surface and the right side surface of the check box respectively, and the water inlet pipe and the water outlet pipe are communicated with the inside of the check box; the valve body is arranged in the check box and is used for communicating the water inlet pipe with the water outlet pipe, connecting blocks are fixedly arranged on the front side surface and the rear side surface of the valve body and are sleeved on the lifting column in a sliding mode, a sealing plate is fixedly arranged below the left side surface of the valve body and can be used for closing the inner end of the water inlet pipe, and when the valve body is completely communicated with the water inlet pipe, the lower end of the sealing plate is in contact with the inner lower surface of the check box; the lifting unit is arranged above the valve body, the height of the valve body is regulated through the inside of the check box, the water inlet pipe, the water outlet pipe and the valve body are closed or separated, so that the one-way sealing of the water inlet pipe or the operation between the water outlet pipe and the check box is realized, the water entering the inside of the check box is discharged through the water outlet pipe, the water discharging inside the water outlet pipe is realized, the lifting direction of the valve body is limited through the lifting column and the connecting block, the water inlet pipe is sealed through the sealing plate, the water inlet pipe is prevented from being opened when the water outlet pipe is opened, the lowest position of the valve body can be limited through the sealing plate, the water inlet pipe and the water outlet pipe can be perfectly communicated, and the lifting of the valve body is realized through the lifting unit.
As a preferable technical scheme of the check valve capable of draining water, the outer ends of the water inlet pipe and the water outlet pipe are respectively provided with a flange, and the water inlet pipe and the water outlet pipe are conveniently connected with an external pipeline through the flanges.
As a preferable technical scheme of the check valve capable of draining water, the valve body is a butt-clamping double-flap check valve.
As a preferable technical scheme of the check valve capable of draining water, rubber sealing gaskets are arranged on the left side face and the right side face of the valve body and the left side face of the sealing plate, and the valve body, the sealing plate, the water inlet pipe and the water outlet pipe are connected more tightly through the rubber sealing gaskets.
As a preferable technical scheme of the check valve capable of draining water, the lifting unit comprises a threaded rod and a handle, the lower end of the threaded rod is rotatably arranged at the center of the upper surface of the valve body, the middle thread of the threaded rod is arranged in the threaded opening, the handle is positioned above the check box and fixedly arranged on the upper end of the threaded rod, the threaded rod is conveniently rotated through the handle, and the valve body is driven to lift through the threaded rod and the threaded opening.
The utility model has the beneficial effects that: according to the utility model, the height of the valve body is regulated through the inside of the check box, so that the water inlet pipe, the water outlet pipe and the valve body are closed or separated, the operation of one-way sealing the water inlet pipe or communicating the water outlet pipe with the check box is realized, the external pipeline is communicated through the water inlet pipe and the water outlet pipe, the water entering the inside of the check box is discharged through the water outlet port, the water discharging inside the water outlet pipe is realized, the lifting direction of the valve body is limited through the lifting column and the connecting block, the water inlet pipe is sealed through the sealing plate, the situation that the water inlet pipe is opened when the water outlet pipe is opened is prevented, meanwhile, the sealing plate can limit the lowest position of the valve body, so that the water inlet pipe and the water outlet pipe can be perfectly communicated, the lifting of the valve body is realized through the lifting unit, the water inlet pipe and the water outlet pipe are conveniently connected with the external pipeline through the flange plate, the connection among the valve body, the sealing plate, the water inlet pipe and the water outlet pipe is more tightly connected through the rubber sealing gasket, the threaded rod is conveniently rotated through the handle, and the valve body is driven to lift through the threaded rod and the threaded port.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic view showing the internal structure of the check box of the present utility model;
fig. 4 is a schematic view of the valve body structure of the present utility model.
In the figure: 1-check box, 101-outlet, 102-screw thread mouth, 103-lift post, 2-inlet tube, 3-drain pipe, 4-valve body, 401-connecting block, 402-closing plate, 5-elevating unit, 51-threaded rod, 52-handle.
Detailed Description
Example 1
As shown in fig. 1 to 4, the utility model discloses a check valve capable of draining water, which adopts the technical scheme that the check valve comprises a check box 1, a water inlet pipe 2, a water outlet pipe 3, a valve body 4 and a lifting unit 5, wherein the check box 1 is of a cuboid structure with a hollow inside, the lower end of the check box 1 is provided with a water outlet 101 which is closed by a screw cap, the center of the upper surface of the check box 1 is provided with a threaded port 102, and lifting columns 103 are fixedly arranged at the four corners of the inside of the check box 1 from top to bottom; the inner ends of the water inlet pipe 2 and the water outlet pipe 3 are symmetrically and fixedly arranged at the centers of the left side surface and the right side surface of the check box 1 respectively, the water inlet pipe 2 and the water outlet pipe 3 are communicated with the inside of the check box 1, flange plates are arranged at the outer ends of the water inlet pipe 2 and the water outlet pipe 3, and the water inlet pipe 2 and the water outlet pipe 3 are conveniently connected with an external pipeline through the flange plates; the valve body 4 is arranged in the check box 1 and is used for communicating the water inlet pipe 2 with the water outlet pipe 3, connecting blocks 401 are fixedly arranged on the front side surface and the rear side surface of the valve body 4, the connecting blocks 401 are sleeved on the lifting columns 103 in a sliding mode, a sealing plate 402 is fixedly arranged below the left side surface of the valve body 4, the inner end of the water inlet pipe 2 can be closed by the sealing plate 402, when the valve body 4 is completely communicated with the water inlet pipe 2, the lower end of the sealing plate 402 is in contact with the inner lower surface of the check box 1, the valve body 4 is a double-clack check valve, rubber sealing gaskets are arranged on the left side surface and the right side surface of the valve body 4 and the left side surface of the sealing plate 402, and the valve body 4, the sealing plate 402, the water inlet pipe 2 and the water outlet pipe 3 are connected more tightly through the rubber sealing gaskets; the lifting unit 5 is arranged above the valve body 4, the lifting unit 5 comprises a threaded rod 51 and a handle 52, the lower end of the threaded rod 51 is rotatably arranged at the center of the upper surface of the valve body 4, the middle thread of the threaded rod 51 is arranged in a threaded opening 102, the handle 52 is arranged above the check box 1 and fixedly arranged at the upper end of the threaded rod 51, the threaded rod 51 is conveniently rotated through the handle 52, the valve body 4 is driven to lift through the threaded rod 51 and the threaded opening 102, the height of the valve body 4 is adjusted through the inside of the check box 1, the water inlet pipe 2, the water outlet pipe 3 and the valve body 4 are closed or separated, so that the operation of one-way sealing the water inlet pipe 2 or communicating the water outlet pipe 3 with the check box 1 is realized, the outside pipeline is communicated through the water inlet pipe 2 and the water outlet pipe 3, the water entering the inside of the check box 1 is discharged through the water outlet 101, so that the water outlet inside the water outlet pipe 3 is realized, the lifting direction of the valve body 4 is limited through the lifting column 103 and the connecting block 401, the water inlet pipe 2 is prevented from being opened through the sealing plate 402, the lowest position of the water inlet pipe 2 can be limited when the water outlet pipe 3 is opened, the water inlet pipe 2 can be perfectly communicated with the valve body 4 through the lifting unit 5.
The working principle of the utility model is as follows: the water inlet pipe 2 and the water outlet pipe 3 are connected with an external pipeline through the flange plate and the bolts, during normal operation, the valve body 4 blocks water flow inside the water outlet pipe 3, water flow inside the water inlet pipe 2 can be normally input into the water outlet pipe 3, when water inside the water outlet pipe 3 is required to be discharged, the handle 52 is grasped, screwing is performed, the threaded rod 51 ascends, the valve body 4 is driven to ascend along the lifting column, the sealing plate 402 seals the water inlet pipe 2, the water outlet pipe 3 is communicated with the inside of the check box 1, water flow inside the water outlet pipe 3 flows into the inside of the check box 1, the spiral cover of the water outlet 101 is opened, water is discharged, the handle 52 is screwed when sealing is required, the valve body 4 descends, and the water inlet pipe 2 and the water outlet pipe 3 are communicated, and normal use is performed.
The components not described in detail herein are prior art.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (5)
1. The utility model provides a check valve that can drain, includes check box (1), inlet tube (2), drain pipe (3), valve body (4) and elevating unit (5), its characterized in that, check box (1) is inside hollow cuboid column structure, the lower extreme of check box (1) is provided with and carries out confined outlet (101) through the spiral cover, threaded port (102) have been seted up in the upper surface center department of check box (1), the inside four corners department of check box (1) is from last to lower fixed mounting has elevating column (103); the inner ends of the water inlet pipe (2) and the water outlet pipe (3) are symmetrically and fixedly arranged at the centers of the left side surface and the right side surface of the check box (1) respectively, and the water inlet pipe (2) and the water outlet pipe (3) are communicated with the inside of the check box (1); the valve body (4) is arranged inside the check box (1) and is communicated with the water inlet pipe (2) and the water outlet pipe (3), connecting blocks (401) are fixedly arranged on the front side surface and the rear side surface of the valve body (4), the connecting blocks (401) are sleeved on the lifting columns (103) in a sliding mode, a sealing plate (402) is fixedly arranged below the left side surface of the valve body (4), the inner end of the water inlet pipe (2) can be closed by the sealing plate (402), and when the valve body (4) is completely communicated with the water inlet pipe (2), the lower end of the sealing plate (402) is in contact with the inner lower surface of the check box (1); the lifting unit (5) is arranged above the valve body (4).
2. A flushable check valve according to claim 1, wherein: the outer ends of the water inlet pipe (2) and the water outlet pipe (3) are respectively provided with a flange plate.
3. A flushable check valve according to claim 1, wherein: the valve body (4) is a butt-clamping double-flap check valve.
4. A flushable check valve according to claim 1, wherein: rubber sealing gaskets are arranged on the left side surface and the right side surface of the valve body (4) and the left side surface of the sealing plate (402).
5. A flushable check valve according to claim 1, wherein: the lifting unit (5) comprises a threaded rod (51) and a handle (52), the lower end of the threaded rod (51) is rotatably arranged at the center of the upper surface of the valve body (4), the middle thread of the threaded rod (51) is arranged in the threaded opening (102), and the handle (52) is located above the check box (1) and fixedly arranged at the upper end of the threaded rod (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176514.XU CN220470727U (en) | 2023-08-14 | 2023-08-14 | Check valve capable of draining water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176514.XU CN220470727U (en) | 2023-08-14 | 2023-08-14 | Check valve capable of draining water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470727U true CN220470727U (en) | 2024-02-09 |
Family
ID=89804835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322176514.XU Active CN220470727U (en) | 2023-08-14 | 2023-08-14 | Check valve capable of draining water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470727U (en) |
-
2023
- 2023-08-14 CN CN202322176514.XU patent/CN220470727U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |