CN218152402U - Flange butterfly valve with high-performance sealing structure - Google Patents
Flange butterfly valve with high-performance sealing structure Download PDFInfo
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- CN218152402U CN218152402U CN202222134172.0U CN202222134172U CN218152402U CN 218152402 U CN218152402 U CN 218152402U CN 202222134172 U CN202222134172 U CN 202222134172U CN 218152402 U CN218152402 U CN 218152402U
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- butterfly valve
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Abstract
The utility model discloses a flange butterfly valve of high performance seal structure, fixed mounting has drive assembly's coupling assembling on the outer fringe face, but coupling assembling includes the valve body that the structure has arc lug on the inner fringe face between two parties to and symmetry demountable installation in the connecting pipe at valve body both ends, but the connecting pipe is constructed butt in the sealing ring of arc lug towards the one end of valve body, but the sealing ring bonds towards the one side symmetry of arc lug and is fixed with the annular sealing pad, the sealed groove that supplies the sealed butt of annular sealing pad is all seted up at the both ends of arc lug, be annular array in the arc lug and seted up the inner chamber, the interior intracavity symmetry movable mounting has two bearing plates, two fixed mounting has the pressure-bearing spring between the bearing plate, and two bearing plates construct the pressure-bearing pole mutually back one side all between two parties, this flange butterfly valve of high performance seal structure, rational in infrastructure, be convenient for promote the meshing effect between the bolt, promote the leakproofness, the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the butterfly valve, concretely relates to flange butterfly valve of high performance seal structure.
Background
A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media, namely a valve with a closing part (a valve clack or a butterfly plate) which is a disc and rotates around a valve shaft to open and close, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
Current butterfly valve is when using, and mainly used connects and installs between two pipelines to the fluidic break-make in control conduit, current connection structure who is used for between pipeline and the butterfly valve flange mainly is rubber seal, and the connected mode links to each other for the bolt, can be under long-time use, produces the meshing gap easily between the bolt, the condition that the fluid leaked appears.
Disclosure of Invention
An object of the utility model is to provide a flange butterfly valve of high performance seal structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme does:
a flange butterfly valve with a high-performance sealing structure comprises a connecting component, wherein a driving component is fixedly arranged on the outer edge surface of the connecting component;
the connecting assembly comprises a valve body and connecting pipes, wherein an arc-shaped convex block is formed in the middle of the inner edge surface of the valve body, the connecting pipes are symmetrically detachably mounted at two ends of the valve body, a sealing ring capable of being abutted against the arc-shaped convex block is formed at one end, facing the valve body, of each connecting pipe, annular sealing gaskets are symmetrically bonded and fixed on one surface, facing the arc-shaped convex block, of each sealing ring, and sealing grooves for abutting and sealing the annular sealing gaskets are formed in two ends of each arc-shaped convex block;
the inner cavity has been seted up to be annular array in the cambered convex block, the interior symmetry movable mounting of inner chamber has two bearing plates, two fixed mounting has the pressure-bearing spring between the bearing plate, and two bearing plates one side of carrying on the back mutually all construct the pressure-bearing pole between two parties, the one end that the pressure-bearing pole kept away from the bearing plate extends and wears out inner cavity and butt in the sealing ring.
Further, flange plates are constructed on the outer edge surfaces of the two ends of the valve body.
Furthermore, the connecting flange of butt in the flange board is constructed on the connecting pipe towards the one end outer fringe face of valve body, all be annular array in connecting flange and the flange board and seted up the connecting hole.
Further, the drive assembly includes a sleeve centrally configured on the outer peripheral surface of the valve body, the top of the sleeve configured with a transmission box.
Furthermore, the outer fringe face of transmission box is last rotatable to be installed the actuating lever, the one end welded fastening that the transmission box was kept away from to the actuating lever has the hand wheel.
Compared with the prior art, the utility model discloses following beneficial effect has: benefit from the valve body, the arc lug, an inner chamber, the bearing plate, the pressure-bearing spring, the pressure-bearing pole, the connecting pipe, the setting of sealing ring and annular sealing pad, when connecting valve body and connecting pipe, the side of sealing ring butt arc lug, make the annular sealing pad butt set up in the seal groove of arc lug both sides simultaneously, realize sealedly, and promote the pressure-bearing pole towards the interior intracavity removal, along with the removal of pressure-bearing pole drives the bearing plate and removes, thereby make pressure-bearing spring pressurized deformation, can promote the meshing effect between the bolt under pressure-bearing spring's elastic force effect, thereby indirectly promote the leakproofness, the condition that reduces fluid leakage appears.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of the connection assembly of the present invention;
fig. 3 is an enlarged schematic view of a structure a in fig. 2 according to the present invention.
In the figure: 1. a valve body; 2. a flange plate; 3. an arc-shaped bump; 4. an inner cavity; 5. a pressure bearing plate; 6. a pressure-bearing spring; 7. a pressure-bearing rod; 8. a connecting pipe; 9. a connecting flange; 10. connecting holes; 11. a seal ring; 12. an annular seal; 13. a shaft sleeve; 14. a transmission box; 15. a drive rod; 16. hand wheel.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.
As shown in fig. 1-3, the flange butterfly valve with a high-performance sealing structure comprises a connecting component fixedly provided with a driving component on an outer edge surface, the connecting component comprises a valve body 1 with an arc-shaped convex block 3 on an inner edge surface in the middle and connecting pipes 8 symmetrically and detachably arranged at two ends of the valve body 1, one end of each connecting pipe 8 facing the valve body 1 is provided with a sealing ring 11 capable of being abutted against the arc-shaped convex block 3, one surface of each sealing ring 11 facing the arc-shaped convex block 3 is symmetrically and fixedly bonded with an annular sealing gasket 12, two ends of each arc-shaped convex block 3 are respectively provided with a sealing groove for abutting and sealing the annular sealing gasket 12, an inner cavity 4 is formed in the arc-shaped convex block 3 in an annular array manner, two bearing plates 5 are symmetrically and movably arranged in the inner cavity 4, a bearing spring 6 is fixedly arranged between the two bearing plates 5, and a bearing rod 7 is arranged in the middle on one side opposite to the two bearing plates 5, one end that pressure-bearing rod 7 kept away from pressure-bearing plate 5 extends and wears out inner chamber 4 and butt in sealing ring 11, benefit from valve body 1, arc lug 3, inner chamber 4, pressure-bearing plate 5, pressure-bearing spring 6, pressure-bearing rod 7, connecting pipe 8, the setting of sealing ring 11 and the sealed pad 12 of annular, when connecting valve body 1 and connecting pipe 8, the side of sealing ring 11 butt arc lug 3, make the sealed pad 12 butt of annular set open in the seal groove of arc lug 3 both sides simultaneously, realize sealedly, and promote pressure-bearing rod 7 and remove towards interior chamber 4, along with pressure-bearing rod 7's removal drive pressure-bearing plate 5 removes, thereby make pressure-bearing spring 6 pressurized deformation, can promote the meshing effect between the bolt under pressure-bearing spring 6's spring action, thereby indirectly promote the leakproofness, the condition that reduces fluid leakage appears.
As shown in fig. 1, flange plates 2 are configured on the outer edge surfaces of the two ends of the valve body 1, a connecting flange 9 which abuts against the flange plates 2 is configured on the outer edge surface of one end, facing the valve body 1, of the connecting pipe 8, and connecting holes 10 are formed in the connecting flange 9 and the flange plates 2 in an annular array mode.
As shown in fig. 1, the driving assembly includes a shaft sleeve 13 configured on the outer edge surface of the valve body 1 in the middle, a transmission box 14 is configured at the top of the shaft sleeve 13, a driving rod 15 is rotatably installed on the outer edge surface of the transmission box 14, a hand wheel 16 is welded and fixed at one end of the driving rod 15 far away from the transmission box 14, during specific implementation, a driven shaft is rotatably arranged in the shaft sleeve 13, the driven shaft is connected with a valve plate rotatably installed in the valve body 1, conical gears meshed with each other are configured at the top end of the driven shaft and one end of the driving rod 15, the driving rod 15 can be driven to rotate by rotating the hand wheel 16, the driven shaft and the valve plate are driven to rotate by the conical gears, and on-off control of fluid is further realized.
The working principle is as follows: this flange butterfly valve of high performance seal structure, during the use, can insert in the valve body 1 connecting pipe 8, and make flange plate 2 and 9 case butt of flange, make the side of sealing ring 11 butt arc lug 3, make the sealed 12 butt of annular packing seted up in the seal groove of arc lug 3 both sides simultaneously, screw in connecting hole 10 with the bolt that prepares in advance after that, fixed between flange plate 2 and the flange 9 in advance, realize sealedly, and promote bearing bar 7 and remove towards inner chamber 4, drive bearing plate 5 along with the removal of bearing bar 7 and remove, thereby make bearing spring 6 pressurized deformation, can promote the meshing effect between the bolt under the spring action of bearing spring 6, thereby indirectly promote the leakproofness, this flange butterfly valve of high performance seal structure, rational in infrastructure, be convenient for promote the meshing effect between the bolt, promote the leakproofness, therefore, the clothes hanger is strong in practicability.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A flange butterfly valve with a high-performance sealing structure comprises a connecting component, wherein a driving component is fixedly arranged on the outer edge surface of the connecting component;
the method is characterized in that: the connecting assembly comprises a valve body (1) with an arc-shaped convex block (3) in the middle on the inner edge surface and connecting pipes (8) symmetrically and detachably mounted at two ends of the valve body (1), wherein a sealing ring (11) capable of being abutted against the arc-shaped convex block (3) is constructed at one end, facing the valve body (1), of each connecting pipe (8), annular sealing gaskets (12) are symmetrically and fixedly bonded to one surface, facing the arc-shaped convex block (3), of each sealing ring (11), and sealing grooves for abutting and sealing the annular sealing gaskets (12) are formed in two ends of each arc-shaped convex block (3);
be annular array in arc lug (3) and seted up inner chamber (4), inner chamber (4) internal symmetry movable mounting has two bearing plate (5), two fixed mounting has pressure-bearing spring (6) between bearing plate (5), and two bearing plate (5) one side mutually on the back of the body all be constructed pressure-bearing rod (7) between the middle, the one end that pressure-bearing rod (7) kept away from bearing plate (5) extends and wears out inner chamber (4) and butt in sealing ring (11).
2. A flange butterfly valve with a high-performance sealing structure according to claim 1, wherein: and flange plates (2) are respectively constructed on the outer edge surfaces of the two ends of the valve body (1).
3. A flange butterfly valve with a high-performance sealing structure according to claim 2, wherein: connecting pipe (8) are constructed butt flange (9) in flange board (2) towards the one end outer fringe face of valve body (1), all be annular array in flange (9) and flange board (2) and seted up connecting hole (10).
4. A flange butterfly valve with a high-performance seal structure according to claim 1, wherein: the driving assembly comprises a shaft sleeve (13) which is centrally formed on the outer edge surface of the valve body (1), and the top of the shaft sleeve (13) is provided with a transmission box (14).
5. A flange butterfly valve with a high-performance sealing structure according to claim 4, wherein: the outer fringe face of transmission box (14) is gone up rotatable the installation and is had actuating lever (15), the one end welded fastening that transmission box (14) was kept away from in actuating lever (15) has hand wheel (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222134172.0U CN218152402U (en) | 2022-08-15 | 2022-08-15 | Flange butterfly valve with high-performance sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222134172.0U CN218152402U (en) | 2022-08-15 | 2022-08-15 | Flange butterfly valve with high-performance sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152402U true CN218152402U (en) | 2022-12-27 |
Family
ID=84550785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222134172.0U Active CN218152402U (en) | 2022-08-15 | 2022-08-15 | Flange butterfly valve with high-performance sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152402U (en) |
-
2022
- 2022-08-15 CN CN202222134172.0U patent/CN218152402U/en active Active
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