CN217683282U - Five-eccentric hard sealing butterfly valve - Google Patents
Five-eccentric hard sealing butterfly valve Download PDFInfo
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- CN217683282U CN217683282U CN202220949179.5U CN202220949179U CN217683282U CN 217683282 U CN217683282 U CN 217683282U CN 202220949179 U CN202220949179 U CN 202220949179U CN 217683282 U CN217683282 U CN 217683282U
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Abstract
The utility model provides a five eccentric hard seal butterfly valves: comprises a valve body, a valve rod and a butterfly plate; the butterfly valve is characterized in that a support is mounted at the upper end of the valve body, a turbine device is mounted at the upper end of the support, the upper end and the lower end of the valve rod are respectively movably connected with the valve body and the turbine device, a self-lubricating bearing is mounted on the valve body and movably connected with the valve rod, an eccentric butterfly plate is arranged on the valve rod, a sealing ring is mounted in an inner cavity of the valve body, and the butterfly plate is in close contact with the sealing ring; and the impact force of water flow on the butterfly plate is reduced through the eccentric butterfly valve.
Description
Technical Field
The utility model relates to a technical field of eccentric butterfly valve specifically is a five eccentric butterfly valves sealed firmly.
Background
Butterfly valves are components used for switching on and off and controlling flow of pipeline systems, are widely applied to various fields such as petroleum, chemical industry, metallurgy, hydropower and the like, are divided into single-eccentric butterfly valves, double-eccentric butterfly valves, triple-eccentric butterfly valves, variable-eccentric butterfly valves and the like, and are widely applied to industries such as petroleum, chemical industry, electric power and the like.
But the effect is relatively poor to current eccentric butterfly valve long-time use blocking, and the performance is not enough, and the junction of the valve rod of current eccentric butterfly valve is damaged easily moreover, and the leakproofness between the rotating parts such as valve rod and the valve body is not enough.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem of the above-mentioned background art, the utility model provides a five eccentric hard seal butterfly valves.
The utility model adopts the following technical proposal: a five eccentric hard seal butterfly valve: comprises a valve body, a valve rod and a butterfly plate; the support is installed to the valve body upper end, the turbine device is installed to the support upper end, the lower extreme respectively with the valve body with turbine device swing joint, self-lubricating bearing is installed to the valve body, self-lubricating bearing with valve rod swing joint, be equipped with decentralization on the valve rod the butterfly plate, the sealing washer is installed to the valve body inner chamber, the butterfly plate with sealing washer in close contact with.
Furthermore, the butterfly plate is provided with a taper pin, a positioning pin, a cylindrical head socket head cap screw and a pressing plate, and the butterfly plate is fixed on the valve rod through the taper pin, the positioning pin, the cylindrical head socket head cap screw and the pressing plate.
Furthermore, a filler is arranged between the valve body and the valve rod, a filler pressing plate is installed at the upper end of the filler, the filler pressing plate is connected with a second stud, the second stud is connected with a second hexagon nut, and the second stud and the second hexagon nut are matched and fixed with the filler pressing plate.
Furthermore, the valve body is connected with a first stud, the first studs are connected with first hexagon nuts, and the first studs and the first hexagon nuts are matched and fixed with the valve body and the support.
Furthermore, the upper end of the support is connected with a hexagon bolt, and the hexagon bolt is fixedly connected with the turbine device.
Furthermore, the upper end of the valve rod is connected with a flat key, and the valve rod is fixedly connected with the turbine device through the flat key.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model improves the problems of poor sealing performance and short service life of the whole butterfly valve caused by movement in the use process of the existing butterfly valve through self-lubrication;
2. through the eccentric butterfly valve, the impact force of water flow on the butterfly plate is reduced.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a front sectional view of the overall structure of the present invention;
fig. 2 is a schematic side view of the overall structure of the present invention.
In the figure: 1. a valve body; 2. a valve stem; 3. a seal ring; 4. a butterfly plate; 5. a taper pin; 6. pressing a plate; 7. a socket head cap screw; 8. positioning pins; 9. a self-lubricating bearing; 10. a first stud; 11. a first hexagonal nut; 12. a filler; 13. a packing press plate; 14. a second stud; 15. a second hexagonal nut; 16. a support; 17. a flat bond; 18. a turbine device; 19. a hexagon bolt.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The first embodiment is as follows:
please refer to fig. 1-2, a five eccentric hard seal butterfly valve: comprises a valve body 1, a valve rod 2 and a butterfly plate 4; support 16 is installed to valve body 1 upper end, turbine device 18 is installed to support 16 upper end, the valve rod 2 upper and lower end respectively with valve body 1 with turbine device 18 swing joint, self-lubricating bearing 9 is installed to valve body 1, self-lubricating bearing 9 with valve rod 2 swing joint, be equipped with decentralization on the valve rod 2 butterfly plate 4, sealing washer 3 is installed to 1 inner chamber of valve body, butterfly plate 4 with sealing washer 3 in close contact with.
Please refer to fig. 1-2 again, the butterfly plate 4 is provided with a taper pin 5, a positioning pin 8, a socket head cap screw 7 and a pressing plate 6, and the butterfly plate 4 is fixed on the valve rod 2 through the taper pin 5, the positioning pin 8, the socket head cap screw 7 and the pressing plate 6: a packing 12 is arranged between the valve body 1 and the valve rod 2, a packing pressing plate 13 is mounted at the upper end of the packing 12, the packing pressing plate 13 is connected with a second stud 14, the second stud 14 is connected with a second hexagon nut 15, and the second stud 14 and the second hexagon nut 15 are matched and fixed with the packing pressing plate 13; the valve body 1 is connected with first stud bolts 10, the first stud bolts 10 are connected with first hexagon nuts 11, and the first stud bolts 10 and the first hexagon nuts 11 are matched and fixed with the valve body 1 and the support 16; the upper end of the bracket 16 is connected with a hexagon bolt 19, and the hexagon bolt 19 is fixedly connected with the turbine device 18.
Referring to fig. 1-2 again, the upper end of the valve rod 2 is connected with a flat key 17, and the valve rod 2 is fixedly connected with the turbine device 18 through the flat key 17.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.
Claims (6)
1. The utility model provides a five eccentric butterfly valves sealed firmly which characterized in that: comprises a valve body (1), a valve rod (2) and a butterfly plate (4);
support (16) are installed to valve body (1) upper end, turbine device (18) are installed to support (16) upper end, lower extreme respectively with valve body (1) with turbine device (18) swing joint on valve rod (2), self-lubricating bearing (9) are installed to valve body (1), self-lubricating bearing (9) with valve rod (2) swing joint, be equipped with the off-centre on valve rod (2) butterfly plate (4), sealing washer (3) are installed to valve body (1) inner chamber, butterfly plate (4) with sealing washer (3) in close contact with.
2. The five-eccentric hard seal butterfly valve of claim 1, wherein: the butterfly plate (4) is provided with a taper pin (5), a positioning pin (8), a cylindrical head socket head cap screw (7) and a pressing plate (6), and the butterfly plate (4) is fixed on the valve rod (2) through the taper pin (5), the positioning pin (8), the cylindrical head socket head cap screw (7) and the pressing plate (6).
3. The five-eccentric hard seal butterfly valve of claim 1, wherein: be equipped with filler (12) between valve body (1) and valve rod (2), filler clamp plate (13) are installed to filler (12) upper end, filler clamp plate (13) are connected with second stud (14), second stud (14) are connected with second hexagon nut (15), second stud (14) with second hexagon nut (15) cooperation is fixed filler clamp plate (13).
4. A five-eccentric hard-seal butterfly valve according to claim 3, wherein: the valve body (1) is connected with a first stud (10), the first studs (10) are connected with first hexagon nuts (11), and the first studs (10) are matched with the first hexagon nuts (11) to be fixed with the valve body (1) and the support (16).
5. The five-eccentric hard seal butterfly valve of claim 4, wherein: the upper end of the support (16) is connected with a hexagon bolt (19), and the hexagon bolt (19) is fixedly connected with the turbine device (18).
6. The five-eccentric hard seal butterfly valve of claim 1, wherein: the upper end of the valve rod (2) is connected with a flat key (17), and the valve rod (2) is fixedly connected with the turbine device (18) through the flat key (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220949179.5U CN217683282U (en) | 2022-04-22 | 2022-04-22 | Five-eccentric hard sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220949179.5U CN217683282U (en) | 2022-04-22 | 2022-04-22 | Five-eccentric hard sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217683282U true CN217683282U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220949179.5U Active CN217683282U (en) | 2022-04-22 | 2022-04-22 | Five-eccentric hard sealing butterfly valve |
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| Country | Link |
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| CN (1) | CN217683282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117662767A (en) * | 2024-01-31 | 2024-03-08 | 艾坦姆流体控制技术(山东)有限公司 | Five-eccentric sealing butterfly valve based on confining member |
-
2022
- 2022-04-22 CN CN202220949179.5U patent/CN217683282U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117662767A (en) * | 2024-01-31 | 2024-03-08 | 艾坦姆流体控制技术(山东)有限公司 | Five-eccentric sealing butterfly valve based on confining member |
| CN117662767B (en) * | 2024-01-31 | 2024-04-09 | 艾坦姆流体控制技术(山东)有限公司 | Five-eccentric sealing butterfly valve based on confining member |
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