CN220268595U - Waterway valve with self-sealing structure - Google Patents
Waterway valve with self-sealing structure Download PDFInfo
- Publication number
- CN220268595U CN220268595U CN202321542799.8U CN202321542799U CN220268595U CN 220268595 U CN220268595 U CN 220268595U CN 202321542799 U CN202321542799 U CN 202321542799U CN 220268595 U CN220268595 U CN 220268595U
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- valve
- valve rod
- sealing
- annular
- waterway
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- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 239000000463 material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000005574 cross-species transmission Effects 0.000 abstract description 2
- 241000283216 Phocidae Species 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model discloses a waterway valve with a self-sealing structure, which relates to the technical field of waterway valves, wherein a cylindrical barrel is arranged in the middle of the outer wall of a valve body, a valve seat is arranged on the top surface of the cylindrical barrel, a valve rod is arranged in the valve seat in a sliding manner, the top of the valve rod movably penetrates through the valve seat, the top of the valve rod is provided with a handle, the bottom of the cylindrical barrel is provided with a circular plate, the bottom of the valve rod movably penetrates through the bottom of the circular plate and is rotationally connected with a valve core of the valve body, and a sealing assembly is arranged on the outer part of the top of the valve rod; by using the sealing assembly, the sealing performance between the valve rod and the valve seat is improved, water is prevented from overflowing from the valve rod to the valve seat, the self-sealing of the waterway valve is realized, and the problem of water leakage caused by abrasion between the valve rod and the valve seat is solved; through the use of arc gasbag, be convenient for increase the area of contact between annular seal gasbag and the annular seal groove to guarantee the leakproofness between valve rod and the disk seat, ensure that water can not spill over.
Description
Technical Field
The utility model relates to the technical field of waterway valves, in particular to a waterway valve with a self-sealing structure.
Background
The valve is generated along with the generation of the fluid pipeline; human use of valves has been in the past 4000 years; when the ancient China absorbs brine from a salt well to prepare salt, a wood plug valve is used in a bamboo pipeline; the great use of industrial valves has been initiated from the time of watt modification of steam engines; valves made of various materials such as cast iron, cast steel, forged steel, stainless steel, chromium-molybdenum steel, brass and the like appear in the early twentieth century;
when the existing waterway valve is used, friction is generated between the valve rod and the valve seat due to the use of the waterway valve, so that gaps are formed between the valve rod and the valve seat, the sealing performance of the waterway valve is poor, the waterway valve is further caused to leak water, and water resources are wasted; therefore, the above-described problems need to be solved.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a waterway valve with a self-sealing structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a waterway valve with self sealss structure, includes the valve body, valve body outer wall middle part is equipped with the cylinder section of thick bamboo, be equipped with the disk seat on the cylinder section of thick bamboo top surface, the slip is equipped with the valve rod in the disk seat, valve rod top activity runs through out the disk seat, the valve rod top is equipped with the handle, cylinder section of thick bamboo bottom is equipped with the circular plate, valve rod bottom activity runs through to circular plate bottom and rotates with the case of valve body and be connected, be equipped with seal assembly on the valve rod top outside.
Preferably, the seal assembly comprises an annular plate arranged on the outer wall of the top of the valve rod and a rubber ring arranged on the outer portion of the annular plate, wherein the top surface of the rubber ring is provided with an annular seal air bag, the inner top surface of the valve seat is provided with a circular groove in a matched mode, and the inner top surface of the circular groove is provided with an annular seal groove in a matched mode.
Preferably, the annular sealing airbag is composed of an annular airbag and a plurality of arc-shaped airbags arranged on the top surface of the annular airbag.
Preferably, the rubber ring is made of flexible elastic rubber material, and the inner diameter of the rubber ring is smaller than the outer diameter of the annular plate.
Preferably, the external thread is arranged on the outer wall of the bottom of the valve rod, the middle part of the bottom surface of the circular plate is matched with the valve rod to form a cylindrical hole, and the inner wall of the cylindrical hole is matched with the external thread to form an internal thread.
Preferably, a bolt is arranged in the middle of the top surface of the valve rod, the top of the bolt penetrates through the handle, and the handle is fixed through a nut.
Compared with the prior art, the utility model has the beneficial effects that: by using the sealing assembly, the sealing performance between the valve rod and the valve seat is improved, water is prevented from overflowing from the valve rod to the valve seat, the self-sealing of the waterway valve is realized, and the problem of water leakage caused by abrasion between the valve rod and the valve seat is solved; the arc-shaped air bag is convenient to increase the contact area between the annular sealing air bag and the annular sealing groove, so that the tightness between the valve rod and the valve seat is ensured, and water is prevented from overflowing; through the use of circular plate, be convenient for support annular sealed gasbag, avoid annular sealed gasbag skew to realize carrying out accurate sealing to the valve body.
Drawings
FIG. 1 is a schematic view of a front view of the present utility model;
FIG. 2 is a schematic view of a partial cross-sectional structure of a front view angle according to the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of a valve stem according to the present utility model;
fig. 5 is a schematic structural view of a seal assembly according to the present utility model.
Number in the figure: 1. a valve body; 2. a cylinder barrel; 3. a valve seat; 4. a handle; 5. a nut; 6. an annular seal airbag; 7. a valve stem; 8. a rubber ring; 9. an external thread; 10. an annular seal groove; 11. a circular groove; 12. a bolt; 13. a circular plate; 14. and an annular plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples: referring to fig. 1-5, a waterway valve with a self-sealing structure comprises a valve body 1, wherein a cylinder barrel 2 is arranged in the middle of the outer wall of the valve body 1, a valve seat 3 is arranged on the top surface of the cylinder barrel 2, a valve rod 7 is arranged in the valve seat 3 in a sliding manner, the top of the valve rod 7 movably penetrates out of the valve seat 3, a handle 4 is arranged at the top of the valve rod 7, a circular plate 13 is arranged at the bottom of the cylinder barrel 2, the bottom of the valve rod 7 movably penetrates to the bottom of the circular plate 13 and is in rotary connection with a valve core of the valve body 1, and a sealing assembly is arranged outside the top of the valve rod 7; the sealing assembly is used, so that the tightness between the valve rod 7 and the valve seat 3 is improved, water is prevented from overflowing from the valve rod 7 to the valve seat 3, the self-sealing of the waterway valve is realized, and the problem of water leakage caused by abrasion between the valve rod 7 and the valve seat 3 is solved; through the use of circular plate 13, be convenient for support annular sealed gasbag 6, avoid annular sealed gasbag 6 skew to realize carrying out accurate sealing to valve body 1.
In the utility model, the sealing component comprises an annular plate 14 arranged on the outer wall of the top of the valve rod 7 and a rubber ring 8 arranged on the outer part of the annular plate 14, wherein an annular sealing air bag 6 is arranged on the top surface of the rubber ring 8, a circular groove 11 is formed on the inner top surface of the valve seat 3 in a matched manner with the rubber ring 8, and an annular sealing groove 10 is formed on the inner top surface of the circular groove 11 in a matched manner with the annular sealing air bag 6.
In the present utility model, the annular sealing airbag 6 is composed of an annular airbag and a plurality of arc-shaped airbags provided on the top surface of the annular airbag; the arc-shaped air bags are used, so that the contact area between the annular sealing air bags 6 and the annular sealing groove 10 is conveniently increased, the tightness between the valve rod 7 and the valve seat 3 is ensured, and water is ensured not to overflow.
In the utility model, the rubber ring 8 is made of flexible elastic rubber material, the inner diameter of the rubber ring 8 is smaller than the outer diameter of the annular plate 14, and the annular sealing air bag 6 is conveniently fixed on the annular plate 14 by using the rubber ring 8, so that the annular sealing air bag 6 is fixed.
In the utility model, the outer wall of the bottom of the valve rod 7 is provided with the external thread 9, the middle part of the bottom surface of the circular plate 13 is provided with a cylindrical hole in cooperation with the valve rod 7, the inner wall of the cylindrical hole is provided with the internal thread in cooperation with the external thread 9, and the valve core of the valve body 1 is convenient to adjust through the cooperation of the external thread 9 and the internal thread.
In the utility model, the middle part of the top surface of the valve rod 7 is provided with the bolt 12, the top of the bolt 12 penetrates through the handle 4, the handle 4 is fixed through the nut 5, and the handle 4 is conveniently fixed through the matched use of the bolt 12 and the nut 5.
Working principle: when the valve is used, when the valve core of the valve body 1 needs to be opened, the handle 4 is rotated to drive the valve rod 7 to rotate, and then the valve rod 7 moves upwards through the cooperation of the external thread 9 and the internal thread, so that the valve core is driven to move upwards, and water can pass through the valve body 1; wherein, upwards remove through valve rod 7, can make annular seal gasbag 6 get into annular seal groove 10 in, extrude deformation in annular seal groove 10 through annular seal gasbag 6 to be full of whole annular seal groove 10, realized the self sealss of valve body 1, avoid water to spill over between valve rod 7 and the disk seat 3, thereby improve the self sealss of valve body 1.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. Waterway valve with self-sealing structure, including valve body (1), its characterized in that: the middle part of the outer wall of the valve body (1) is provided with a cylindrical barrel (2), the top surface of the cylindrical barrel (2) is provided with a valve seat (3), a valve rod (7) is arranged in the valve seat (3) in a sliding manner, the top of the valve rod (7) movably penetrates out of the valve seat (3), the top of the valve rod (7) is provided with a handle (4), the bottom of the cylindrical barrel (2) is provided with a circular plate (13), the bottom of the valve rod (7) movably penetrates to the bottom of the circular plate (13) and is in rotary connection with a valve core of the valve body (1), and the top of the valve rod (7) is externally provided with a sealing assembly;
the sealing assembly comprises an annular plate (14) arranged on the outer wall of the top of the valve rod (7) and a rubber ring (8) arranged outside the annular plate (14), wherein the top surface of the rubber ring (8) is provided with an annular sealing air bag (6), the inner top surface of the valve seat (3) is provided with a circular groove (11) in a matched mode, and the inner top surface of the circular groove (11) is provided with an annular sealing groove (10) in a matched mode.
2. The waterway valve with self-sealing structure of claim 1, wherein: the annular sealing air bag (6) consists of an annular air bag and a plurality of arc-shaped air bags arranged on the top surface of the annular air bag.
3. The waterway valve with self-sealing structure of claim 1, wherein: the rubber ring (8) is made of flexible elastic rubber material, and the inner diameter of the rubber ring (8) is smaller than the outer diameter of the annular plate (14).
4. The waterway valve with self-sealing structure of claim 1, wherein: external threads (9) are formed in the outer wall of the bottom of the valve rod (7), a cylindrical hole is formed in the middle of the bottom surface of the circular plate (13) in cooperation with the valve rod (7), and internal threads are formed in the inner wall of the cylindrical hole in cooperation with the external threads (9).
5. The waterway valve with self-sealing structure of claim 1, wherein: the middle part of the top surface of the valve rod (7) is provided with a bolt (12), the top of the bolt (12) penetrates through the handle (4), and the handle (4) is fixed through a nut (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321542799.8U CN220268595U (en) | 2023-06-16 | 2023-06-16 | Waterway valve with self-sealing structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321542799.8U CN220268595U (en) | 2023-06-16 | 2023-06-16 | Waterway valve with self-sealing structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220268595U true CN220268595U (en) | 2023-12-29 |
Family
ID=89304802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321542799.8U Active CN220268595U (en) | 2023-06-16 | 2023-06-16 | Waterway valve with self-sealing structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220268595U (en) |
-
2023
- 2023-06-16 CN CN202321542799.8U patent/CN220268595U/en active Active
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