CN219911783U - Anti-blocking sealing butterfly valve - Google Patents
Anti-blocking sealing butterfly valve Download PDFInfo
- Publication number
- CN219911783U CN219911783U CN202321475512.4U CN202321475512U CN219911783U CN 219911783 U CN219911783 U CN 219911783U CN 202321475512 U CN202321475512 U CN 202321475512U CN 219911783 U CN219911783 U CN 219911783U
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- CN
- China
- Prior art keywords
- pipe section
- sealing
- valve
- seize
- butterfly valve
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 68
- 239000012530 fluid Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to the field of butterfly valves, in particular to an anti-seize sealing butterfly valve; comprising the following steps: the outer pipe section is provided with a first mounting hole above the outer pipe section, and the inner walls of the two sides are provided with first mounting grooves; the inner pipe section is arranged inside the outer pipe section, second mounting grooves are formed in the two sides of the inner pipe section, and the second mounting grooves are communicated with the first mounting grooves; the connectors are arranged at two ends of the outer pipe section and are connected with the inner pipe section; the valve plate is arranged in the inner pipe section; the valve rod is arranged in the first mounting hole and is connected with the valve plate; the anti-jamming part is arranged in the first mounting groove and the second mounting groove in a sliding mode; the elastic element is arranged between the outer pipe section and the anti-blocking part; a sealing lining which is closely arranged on the inner wall of the inner pipe section and the connector; the valve body lining provided by the utility model can enable the integral connection of the anti-seize sealing butterfly valve to be more stable, and can enable the sealing of the butterfly valve to be better.
Description
Technical Field
The utility model relates to the field of butterfly valves, in particular to an anti-seize sealing butterfly valve.
Background
The common anti-seize sealing butterfly valve, the current anti-seize sealing butterfly valve, it has solved the impurity and can block the dead problem of valve plate. However, the gap between the anti-seize portion and the outer pipe section is likely to leak due to the valve. Accordingly, there is an urgent need to provide an improved solution to the above technical problems.
Disclosure of Invention
The utility model aims at solving the technical problems, and provides an anti-seizing sealing butterfly valve, which achieves the technical effect of better sealing performance of the anti-seizing sealing butterfly valve.
In view of the above, the present utility model provides an anti-seize sealing butterfly valve, which is characterized by comprising:
the outer pipe section is provided with a first mounting hole above the outer pipe section, and the inner walls of the two sides are provided with first mounting grooves;
the inner pipe section is arranged inside the outer pipe section, second mounting grooves are formed in the two sides of the inner pipe section, and the second mounting grooves are communicated with the first mounting grooves;
the connectors are arranged at two ends of the outer pipe section and are connected with the inner pipe section;
the valve plate is arranged in the inner pipe section;
the valve rod is arranged in the first mounting hole and is connected with the valve plate;
the anti-jamming part is arranged in the first mounting groove and the second mounting groove in a sliding mode;
the elastic element is arranged between the outer pipe section and the anti-blocking part;
and the sealing lining is closely arranged on the inner walls of the inner pipe section and the connector.
Further, the first mounting groove is communicated to the outside of the outer pipe section; and further comprising:
the first fixing part is arranged outside the first mounting groove and is provided with a third mounting hole for mounting the elastic element.
Further, a first protection tube is formed above the outer tube section, and the valve rod is arranged in the first protection tube and is rotationally connected with the first protection tube.
Further, the method further comprises the following steps:
the second protection pipe is formed below the outer pipe section;
and the limiting rod is arranged in the second protection pipe, one end of the limiting rod is inserted under the valve plate, and the other end of the limiting rod is in threaded connection with the second protection pipe.
Further, an annular protrusion is arranged on the end face, contacted with the connector, of the inner pipe section, and an annular groove matched with the annular protrusion is arranged on the connector.
Further, the method further comprises the following steps:
the second sealing ring is arranged in the annular groove and is abutted against the annular protrusion.
Further, the method further comprises the following steps:
the third sealing ring is arranged between the valve rod and the first protective tube, and an annular groove for installing the third sealing ring is formed in the valve rod.
Further, the edge of the valve plate is a smooth surface.
The beneficial effects of the utility model are as follows:
1. the valve body lining provided by the utility model can enable the integral connection of the anti-seize sealing butterfly valve to be more stable, and can enable the sealing of the butterfly valve to be better.
2. The edge of the valve plate provided by the utility model is a smooth surface, so that the sealing lining can be protected.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
fig. 4 is a schematic perspective view of a connector according to the present utility model.
The label in the figure is:
1. an outer tube section; 2. an inner pipe section; 3. a connector; 4. a valve plate; 5. a valve stem; 6. a sealing liner; 7. an anti-seize part; 8. a spring; 9. a first protection tube; 10. a second protection tube; 11. a limit rod; 12. an annular protrusion; 13. a second seal ring; 14. a third seal ring; 15. a first fixing portion; 16. a first mounting groove; 17. a second mounting groove; 18. a notch; 19. an annular groove.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.
Example 1:
the embodiment provides an anti-sticking seal butterfly valve, includes:
the outer pipe section 1, a first mounting hole is formed above the outer pipe section 1, and first mounting grooves 16 are formed in the inner walls of the two sides;
the inner pipe section 2 is arranged inside the outer pipe section 1, second mounting grooves 17 are formed in two sides of the inner pipe section 2, and the second mounting grooves 17 are communicated with the first mounting grooves 16;
the connectors 3 are arranged at two ends of the outer pipe section 1 and are connected with the inner pipe section 2;
the valve plate 4 is arranged in the inner pipe section 2;
the valve rod 5 is arranged in the first mounting hole, and is connected with the valve plate 4;
the anti-seizing part 7, the anti-seizing part 7 is arranged in the first mounting groove 16 and the second mounting groove 17 in a sliding way;
an elastic element arranged between the outer tube section 1 and the anti-seize portion 7;
and the sealing lining 6 is closely arranged on the inner wall of the inner pipe section 2 and the connector 3.
In this embodiment, the outer pipe section 1 is provided with an inner cavity, the upper side of the outer pipe section 1 is provided with a circular first mounting hole, the inner walls of the two sides are provided with square first mounting grooves 16, the two sides of the inner pipe section 2 are provided with second mounting grooves 17, the second mounting grooves 17 penetrate through the pipe wall of the inner pipe section 2, the size and the shape of the second mounting grooves 17 are the same as those of the first mounting grooves 16, the inner pipe section 2 is mounted in the inner cavity of the outer pipe section 1, the upper side of the inner pipe section 2 is provided with a second mounting hole, the second mounting hole is right opposite to the first mounting hole, the inner pipe section 2 is tightly attached to the outer pipe section 1, one part of the connector 3 is outside the two ends of the outer pipe section 1, one part of the connector 3 is inside the two sides of the outer pipe section 1, and the two ends of the inner pipe section 2 are connected with the connector 3; the valve plate 4 is arranged in the inner pipe section 2, and the shape and the size of the valve plate 4 are the same as the section of the inner wall of the inner pipe section 2; a valve rod 5 is arranged in the first mounting hole, penetrates through the second mounting hole and is connected to the upper end of the valve plate 4; the anti-seizing parts 7 are arranged in the first mounting groove 16 and the second mounting groove 17, the anti-seizing parts 7 are in clearance fit with the first mounting groove 16 and the second mounting groove 17, the anti-seizing parts 7 can slide in through grooves formed by the first mounting groove 16 and the second mounting groove 17, two anti-seizing parts 7 are arranged, two anti-seizing parts 7 can form a circular hole, the size of the circular hole is the same as the inner diameter of the inner pipe section 2, the two anti-seizing parts 7 are abutted against the valve plate 4, and a spring 8 is arranged between the outer pipe section 1 and the anti-seizing parts 7; the sealing lining 6 is closely arranged on the inner wall of the inner pipe section 2 and the connector 3, and the sealing lining 6 is made of a rubber material.
The outer pipe section is provided with a fastening screw which is abutted against the anti-seizing part; when the butterfly valve works normally, the fastening screw is abutted against the anti-seizing part, so that the anti-seizing part is tightly attached to the valve plate, and leakage caused by compression of the anti-seizing part is avoided when water pressure exists; when the clamping state occurs, the fastening screw can be adjusted to be not in contact with the anti-clamping part, and the anti-clamping part and the valve plate can be separated to realize the anti-clamping function.
When the anti-seizing sealing butterfly valve is opened, the face of the valve plate 4 is adjusted to the position parallel to the fluid flow direction through the valve rod 5, when the anti-seizing sealing butterfly valve is closed, the face of the valve plate 4 is adjusted to the position perpendicular to the fluid flow direction through the valve rod 5, fluid is not circulated, impurities exist in fluid medium when the closed valve plate 4, the impurities are clamped between the valve plate 4 and the anti-seizing part 7, when the butterfly valve is opened again, the anti-seizing part 7 can slide in the first mounting groove 16 and the second mounting groove 17, the circular hole is enlarged, the technical effect of preventing the butterfly valve from seizing is achieved, the gap between the anti-seizing part 7 and the inner pipe section 2 can be sealed by the sealing liner 6, the whole butterfly valve pipeline is enabled to be an integral body communicated, the sealing performance of the whole butterfly valve is increased, and when the butterfly valve is closed, the gap is generated between the anti-seizing part 7 and the valve plate 4, the sealing liner 6 is additionally arranged between the valve plate 4 and the anti-seizing part 7, the contact area between the valve plate 4 and the anti-seizing part 7 is enabled to be larger by utilizing the elasticity of the sealing liner 6, and the sealing liner is enabled to have better sealing performance when the butterfly valve pipeline is closed.
Example 2:
the present embodiment provides an anti-seize sealing butterfly valve, which has the following technical features in addition to the technical scheme including the above embodiment.
The first mounting groove 16 is communicated with the outside of the outer pipe section 1; and further comprising:
the first fixing portion 15, the first fixing portion 15 is disposed outside the first mounting groove 16, and is provided with a second mounting hole for mounting the elastic member.
The first mounting groove 16 is communicated to the outside of the outer pipe section 1, the first fixing part 15 is additionally arranged, the first fixing part 15 is arranged outside the first mounting groove 16, the first fixing part 15 is provided with a third mounting hole for mounting an elastic element, when the anti-seizing part 7 is mounted, the first fixing part 15 can be mounted outside the outer pipe section 1, the mounting step is convenient, when the anti-seizing part 7 is damaged and needs to be replaced, the replacement is more convenient, the first fixing part 15 is arranged outside the first mounting groove 16 to seal the first mounting groove 16, and a sealing gasket is arranged between the first fixing part 15 and the outer pipe section 1 to increase the sealing performance between the first fixing part 15 and the outer pipe section 1; the fixing portion is fixed to the outer tube section 1 using screws.
The outer pipe section 1 is formed with a first protection pipe 9, and the valve rod 5 is arranged in the first protection pipe 9 and is rotatably connected with the first protection pipe 9.
A first protection tube 9 accommodating the valve rod 5 is formed above the outer tube section 1, and the first protection tube 9 can protect the valve rod 5 from tilting caused by collision, and can ensure the perpendicularity of the valve rod 5 when the valve rod 5 is installed.
Further comprises:
a second protection pipe 10, the second protection pipe 10 being formed below the outer pipe section 1;
the limiting rod 11, the limiting rod 11 is arranged in the second protection tube 10, one end of the limiting rod is inserted under the valve plate 4, and the other end of the limiting rod is in threaded connection with the second protection tube 10.
A second protection tube 10 is formed below the outer tube section 1, internal threads are arranged on the inner side of the protection tube, a limiting rod 11 is used for fixing the lower end of the valve core, the valve core rotates along an axis when rotating, external threads are arranged on the lower end of the limiting rod 11, and the limiting rod can be in threaded connection with the second protection tube 10, so that the valve core is convenient to install or detach.
The end face of the inner pipe section 2, which is contacted with the connector 3, is provided with an annular protrusion 12, and the connector 3 is provided with an annular groove 19 matched with the annular protrusion 12.
The annular protrusion 12 is arranged on the end face of the inner pipe section 2, which is contacted with the connector 3, and the end face of the inner pipe section 2, which is contacted with the connector 3, is provided with a plurality of annular protrusions 12, and the connector 3 is provided with an annular groove 19 matched with the annular protrusions 12, so that the contact area of the inner pipe section 2, which is contacted with the connector 3, is increased, the friction between the inner pipe section 2 and the connector 3 is increased, the connection between the inner pipe section 2 and the connector 3 is more stable, and the anti-jamming sealing butterfly valve is wholly more stable.
Further comprises:
the second sealing ring 13, the second sealing ring 13 is arranged in the annular groove 19 and is abutted against the annular protrusion 12.
The second sealing ring 13 is arranged in the annular groove 19, and the second sealing ring 13 can seal a gap between the inner pipe section 2 and the connector 3, so that the overall tightness of the anti-blocking sealing butterfly valve is better.
Further, an annular stabilizing portion may be provided on the inner annular side wall of the annular groove 19, and a groove to be fitted with the stabilizing portion may be provided on the annular projection 12; the connection stability of the inner pipe section 2 and the connection head 3 can be enhanced.
Example 3:
the present embodiment provides an anti-seize sealing butterfly valve, which has the following technical features in addition to the technical scheme including the above embodiment.
Further comprises:
the third sealing ring 14, the third sealing ring 14 is set up between valve stem 5 and first protective tube 9, and the ring groove to install the third sealing ring 14 is equipped with on the valve stem 5.
The third sealing ring 14 is arranged between the valve rod 5 and the first protective tube 9, so that a gap between the valve rod 5 and the first protective tube 9 can be sealed, the integral sealing performance can be enhanced, and the arranged annular groove is convenient for installing the third sealing ring 14; further, a plurality of seal rings may be provided to enhance the overall tightness.
The edge of the valve plate 4 is a smooth surface.
The edge of the valve plate 4 is provided with a smooth surface, and when the valve plate 4 rotates, the edge of the smooth surface can protect the sealing lining 6 from being damaged by the valve plate 4, so that the service life of the sealing lining 6 is prolonged.
Furthermore, a notch 18 is arranged on the inner side of the outer end of the connector 3, the notch 18 is convenient for holding the sealing lining 6, and the sealing lining 6 is convenient to detach.
Further, a fourth sealing ring is arranged on the outer side of the limiting rod 11, so that the sealing performance between the limiting rod 11 and the second protection tube 10 is better.
The embodiments of the present utility model and the features of the embodiments are described above with reference to the accompanying drawings, in which the embodiments of the present utility model and the features of the embodiments may be combined with each other without conflict, and the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present utility model, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are also included in the scope of the present utility model.
Claims (8)
1. An anti-seize sealing butterfly valve, comprising:
the outer pipe section (1), the upper side of the outer pipe section (1) is provided with a first mounting hole, and the inner walls of the two sides are provided with first mounting grooves (16);
the inner pipe section (2), the inner pipe section (2) is arranged inside the outer pipe section (1), the two sides of the inner pipe section are provided with second mounting grooves (17), and the second mounting grooves (17) are communicated with the first mounting grooves (16);
the connectors (3) are arranged at two ends of the outer pipe section (1) and are connected with the inner pipe section (2);
the valve plate (4), the valve plate (4) is set up in the inner tube section (2);
the valve rod (5) is arranged in the first mounting hole and is connected with the valve plate (4);
the anti-jamming part (7), the anti-jamming part (7) is arranged in the first mounting groove (16) and the second mounting groove (17) in a sliding mode;
an elastic element arranged between the outer pipe section (1) and the anti-seize part (7);
and the sealing lining (6) is tightly attached to the inner walls of the inner pipe section (2) and the connector (3).
2. An anti-seize sealing butterfly valve according to claim 1, characterized in that the first mounting groove (16) communicates outside the outer pipe section (1); and further comprising:
the first fixing part (15), the first fixing part (15) is arranged outside the first mounting groove (16), and is provided with a third mounting hole for mounting the elastic element.
3. The anti-seize sealing butterfly valve according to claim 1, characterized in that a first protection tube (9) is formed above the outer tube section (1), that the valve rod (5) is arranged in the first protection tube (9) and is in rotational connection with the first protection tube (9).
4. The anti-seize sealing butterfly valve of claim 1, further comprising:
a second protection tube (10), the second protection tube (10) being formed below the outer tube section (1);
the limiting rod (11) is arranged in the second protection tube (10), one end of the limiting rod (11) is inserted under the valve plate (4), and the other end of the limiting rod is in threaded connection with the second protection tube (10).
5. The anti-seize sealing butterfly valve according to claim 1, characterized in that the end face of the inner pipe section (2) contacting the connecting head (3) is provided with an annular protrusion (12), and the connecting head (3) is provided with an annular groove (19) cooperating with the annular protrusion (12).
6. The anti-seize sealing butterfly valve of claim 5, further comprising:
the second sealing ring (13), the second sealing ring (13) is arranged in the annular groove (19) and is abutted against the annular protrusion (12).
7. The anti-seize sealing butterfly valve of claim 1, further comprising:
the third sealing ring (14), the third sealing ring (14) is arranged between the valve rod (5) and the first protection tube (9), and the valve rod (5) is provided with a ring groove for installing the third sealing ring (14).
8. An anti-seize sealing butterfly valve according to claim 1, characterized in that the edge of the valve plate (4) is a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475512.4U CN219911783U (en) | 2023-06-09 | 2023-06-09 | Anti-blocking sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475512.4U CN219911783U (en) | 2023-06-09 | 2023-06-09 | Anti-blocking sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911783U true CN219911783U (en) | 2023-10-27 |
Family
ID=88426881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321475512.4U Active CN219911783U (en) | 2023-06-09 | 2023-06-09 | Anti-blocking sealing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911783U (en) |
-
2023
- 2023-06-09 CN CN202321475512.4U patent/CN219911783U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |