CN219755394U - High-temperature wear-resistant flat shearing gate valve - Google Patents
High-temperature wear-resistant flat shearing gate valve Download PDFInfo
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- CN219755394U CN219755394U CN202321224897.7U CN202321224897U CN219755394U CN 219755394 U CN219755394 U CN 219755394U CN 202321224897 U CN202321224897 U CN 202321224897U CN 219755394 U CN219755394 U CN 219755394U
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- nut
- gate valve
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- 238000010008 shearing Methods 0.000 title abstract description 6
- 238000012856 packing Methods 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
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- Details Of Valves (AREA)
- Sliding Valves (AREA)
Abstract
The utility model discloses a high-temperature wear-resistant flat shearing gate valve, which comprises a valve body, wherein a double gate plate is arranged in the valve body, a gate frame is arranged in the middle of the double gate plate, the double gate plates are fixedly connected through springs, the top end of the valve body is communicated with an upper cover, the top end of the upper cover is of a flange plate structure, the top end of the upper cover is fixedly connected with a bracket through a second nut and a second double-head bolt, a packing pressing plate is arranged on the inner side of the top end of the upper cover, a positioning pin structure with a round hole is arranged on the outer side of the top end of the upper cover, one side of the packing pressing plate is fixedly connected with the positioning pin through a movable joint bolt and a fourth nut, and through the arranged wear-resistant gasket structure, a user can reduce the abrasion of the double gate plate of small particles to the inner side wall of the upper cover when a bevel gear drives a valve rod to rotate.
Description
Technical Field
The utility model relates to the field of shear gate valves, in particular to a high-temperature wear-resistant flat shear gate valve.
Background
Most wedge gate valves comprise a valve body, a gate plate and a gate plate controller, wherein the sealing surface of the gate plate is inclined from the lower end to the inside of the gate plate, the valve body is provided with a flow passage closed or opened by the gate plate, and a valve seat in wedge sealing fit with the gate plate is arranged in the flow passage. The flashboard controller and the flashboard are arranged in a linkage way, and the flashboard controller comprises a driving device for lifting the flashboard and a valve rod for connecting the driving device and the wedge-shaped flashboard, and can enable the flashboard to close and open the valve body through the driving device to play a role in control.
When the traditional flat shear gate valve structure is used, the inner valve rod is easy to wear when rotating, the double-gate plate structure at the bottom end is in close contact with the upper cover structure, and medium and impurities are extruded between the gate plate and the upper cover, so that the structures at two sides are worn, and the tightness is reduced.
Disclosure of Invention
In order to overcome the defects of the prior art, the high-temperature wear-resistant flat shearing gate valve provided by the utility model has the advantages that through the arranged wear-resistant gasket structure, when a bevel gear drives a valve rod to rotate, a user can reduce the loss caused by wear and noise generation between the valve rod and an upper cover, the wear of the inner side wall of the upper cover by a double flashboard structure at the bottom end can be reduced through the additionally arranged wear-resistant gasket structure between the double flashboard structure at the bottom end and the upper cover, and the wear-resistant gasket in the device adopts a multi-layer PE material, so that the high-temperature-resistant flat shearing gate valve has a high-temperature-resistant function, can be conveniently communicated with a high-temperature pipeline, and can be widely applied.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a high temperature wear-resisting flat shear gate valve, includes the valve body, the inside of valve body is provided with two flashboards, the middle part of two flashboards is provided with the flashboard frame, it is fixed through spring coupling between the two flashboard, the top and the upper cover of valve body communicate, the top of upper cover is the ring flange structure, the top of upper cover passes through second nut and second double-headed screw bolt and support fastening connection, the top inboard of upper cover is provided with the packing clamp plate, the top outside of upper cover is provided with the locating pin structure that has the round hole, just pass through movable joint bolt and fourth nut fastening connection between one side of packing clamp plate and the locating pin, the top and the lateral wall fixed connection of bevel gear of support, the top of flashboard frame is provided with the valve rod, the top and the bevel gear transmission of valve rod are connected, the top of valve rod is provided with the valve rod nut, all be provided with wear-resisting gasket between the lateral wall of two flashboard and the four corners of upper cover.
As a preferable technical scheme of the utility model, the upper cover is divided into an upper part and a lower part which are fastened and connected through a first nut and a first stud bolt, and a gasket is arranged between the upper part and the lower part.
As a preferable technical scheme of the utility model, the inner side of the top end of the upper cover is provided with a filler, and the filler is arranged at the bottom end of the filler pressing plate.
As a preferable technical scheme of the utility model, the outer side of the bevel gear is fixedly connected with the bracket through the mounting frame, and the bottom end of the bracket is provided with a third stud bolt and a third nut.
As a preferable technical scheme of the utility model, the section of the wear-resistant gasket is of a T-shaped structure.
As a preferable technical scheme of the utility model, the outer side surface of the valve rod and the inner side surface of the upper cover are provided with wear-resistant gaskets, and the wear-resistant gaskets are made of multiple layers of PE materials.
Compared with the prior art, the utility model has the following beneficial effects:
in this device, through the wear-resisting gasket structure that sets up, the user can be when bevel gear drive valve rod rotates, reducible loss that brings because wearing and tearing between valve rod and the upper cover to noise abatement produces, and through the wear-resisting gasket structure that adds establishes between the two flashboard structures of bottom and the upper cover, reducible little particulate matter two flashboards are to the wearing and tearing of the inside wall of upper cover, and wear-resisting gasket in this device adopts the PE material of multilayer, has high heat resistant function, can make things convenient for this gate valve to communicate with high heat pipe way, enlarges the application.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
fig. 3 is a schematic diagram of the structure at a in fig. 2.
Wherein: 1. a valve body; 2. double flashboard; 3. a spring; 4. a shutter frame; 5. a valve stem; 6. a first nut; 7. a first stud bolt; 8. an upper cover; 9. a second nut; 10. a second stud bolt; 11. a bracket; 12. a third stud bolt; 13. a third nut; 14. a gasket; 15. a filler; 16. a positioning pin; 17. a swing bolt; 18. a packing pressing plate; 19. a fourth nut; 20. a valve stem nut; 21. a bevel gear; 22. wear resistant gaskets.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-3, the utility model provides a high-temperature wear-resistant flat shearing gate valve, which comprises a valve body 1, wherein a double gate plate 2 is arranged in the valve body 1, a gate frame 4 is arranged in the middle of the double gate plate 2, the double gate plates 2 are fixedly connected through a spring 3, the top end of the valve body 1 is communicated with an upper cover 8, the top end of the upper cover 8 is in a flange structure, the top end of the upper cover 8 is fixedly connected with a bracket 11 through a second nut 9 and a second double-head bolt 10, a packing pressing plate 18 is arranged on the inner side of the top end of the upper cover 8, a positioning pin 16 structure with a round hole is arranged on the outer side of the top end of the upper cover 8, one side of the packing pressing plate 18 is fixedly connected with the positioning pin 16 through a movable joint bolt 17 and a fourth nut 19, the top end of the bracket 11 is fixedly connected with the outer side wall of a bevel gear 21, a valve rod 5 is arranged on the top end of the gate frame 4, the top end of the valve rod 5 is in transmission connection with the bevel gear 21, a valve rod nut 20 is arranged on the top end of the valve rod 5, and wear-resistant gaskets 22 are arranged between the outer side wall of the double gate plate 2 and four corners of the inner side wall of the upper cover 8.
In other embodiments, the upper cover 8 is divided into an upper part and a lower part which are fastened and connected by the first nut 6 and the first stud bolt 7, and a gasket 14 is arranged between the two parts; the inner side of the top end of the upper cover 8 is provided with a filler 15, and the filler 15 is arranged at the bottom end of a filler pressing plate 18; the outer side of the bevel gear 21 is fixedly connected with the bracket 11 through a mounting frame, and the bottom end of the bracket 11 is provided with a third stud bolt 12 and a third nut 13; the section of the wear-resistant gasket 22 is of a T-shaped structure; the outer side surface of the valve rod 5 and the inner side surface of the upper cover 8 are provided with wear-resistant gaskets 22, and the wear-resistant gaskets 22 are made of a plurality of layers of PE materials; through the wear-resisting gasket 22 structure that sets up, the user can be when bevel gear 21 drive valve rod 5 rotates, reducible loss that brings because wearing and tearing between valve rod 5 and the upper cover 8 to noise reduction produces, and through the wear-resisting gasket 22 structure that adds to establish between the two flashboard 2 structures of bottom and the upper cover 8, reducible small particle thing two flashboard 2 is to the wearing and tearing of the inside wall of upper cover 8, and wear-resisting gasket 22 in this device adopts the PE material of multilayer, has high heat resistant function, can make things convenient for this gate valve to communicate with the high heat pipe way, enlarges the application.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. High temperature wear-resisting flat shear gate valve, including valve body (1), its characterized in that: the inside of valve body (1) is provided with two flashboard (2), the middle part of two flashboard (2) is provided with flashboard frame (4), connect fixedly through spring (3) between two flashboard (2), the top and the upper cover (8) of valve body (1) communicate, the top of upper cover (8) is the ring flange structure, the top of upper cover (8) is through second nut (9) and second stud (10) and support (11) fastening connection, the top inboard of upper cover (8) is provided with packing clamp plate (18), the top outside of upper cover (8) is provided with locating pin (16) structure that has the round hole, just pass through movable joint bolt (17) and fourth nut (19) fastening connection between one side and locating pin (16) of packing clamp plate (18), the top of support (11) is the lateral wall fixed connection of bevel gear (21), the top of upper cover (8) is provided with valve rod (5), the top of valve rod (5) is connected with bevel gear (21) and is provided with wear-resisting pad (20) between the top of valve rod (8) and the outside of valve rod (2).
2. The high temperature wear plate shear gate valve of claim 1, wherein: the upper cover (8) is divided into an upper part and a lower part which are tightly connected through a first nut (6) and a first stud bolt (7), and a gasket (14) is arranged between the two parts.
3. The high temperature wear plate shear gate valve of claim 1, wherein: the inner side of the top end of the upper cover (8) is provided with a filler (15), and the filler (15) is arranged at the bottom end of the filler pressing plate (18).
4. The high temperature wear plate shear gate valve of claim 1, wherein: the outside of bevel gear (21) is through mounting bracket and support (11) fixed connection, and the bottom of support (11) is provided with third stud (12) and third nut (13).
5. The high temperature wear plate shear gate valve of claim 1, wherein: the section of the wear-resistant gasket (22) is of a T-shaped structure.
6. The high temperature wear plate shear gate valve of claim 1, wherein: the wear-resistant gasket (22) is arranged on the outer side face of the valve rod (5) and the inner side face of the upper cover (8), and the wear-resistant gasket (22) is made of multiple layers of PE materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224897.7U CN219755394U (en) | 2023-05-16 | 2023-05-16 | High-temperature wear-resistant flat shearing gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224897.7U CN219755394U (en) | 2023-05-16 | 2023-05-16 | High-temperature wear-resistant flat shearing gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219755394U true CN219755394U (en) | 2023-09-26 |
Family
ID=88085982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321224897.7U Active CN219755394U (en) | 2023-05-16 | 2023-05-16 | High-temperature wear-resistant flat shearing gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219755394U (en) |
-
2023
- 2023-05-16 CN CN202321224897.7U patent/CN219755394U/en active Active
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