CN211449683U - Butterfly valve sealing protector - Google Patents
Butterfly valve sealing protector Download PDFInfo
- Publication number
- CN211449683U CN211449683U CN202020023949.4U CN202020023949U CN211449683U CN 211449683 U CN211449683 U CN 211449683U CN 202020023949 U CN202020023949 U CN 202020023949U CN 211449683 U CN211449683 U CN 211449683U
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- butterfly valve
- baffle
- welded
- bearing
- gear
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Abstract
The utility model relates to the technical field of butterfly valves, in particular to a butterfly valve sealing protection device, which comprises a butterfly valve body, wherein a connector is arranged on the front side of the butterfly valve body, a second fixing plate is welded on the top of the butterfly valve body, a first fixing plate is welded on the bottom of the butterfly valve body, and a first baffle is supported by an inner cavity bearing of the connector; the utility model discloses a butterfly valve body, the connector, the second fixed plate, first baffle, the second baffle, the fixture block, the draw-in groove, the second rotary column, first gear, the second gear, first conical gear, the setting of second conical gear and commentaries on classics rod, it does not have protection device to have solved current butterfly valve seal, the front of the soft sealed of valve plate receives the washing away of fluid medium for a long time, cause the impaired of the soft sealed of valve plate easily, make the valve seal effect poor or the valve seal inefficacy, thereby cause the medium leakage phenomenon, the life of butterfly valve has been reduced, the problem of butterfly valve use cost has been increased.
Description
Technical Field
The utility model relates to a butterfly valve technical field specifically is butterfly valve seal protection device.
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 butterfly valve mainly plays a role in cutting off and throttling on a pipeline, and the butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve body in the valve body, so that the opening and closing or adjusting purpose is achieved.
The existing butterfly valve seal is not provided with a protection device, the front face of the valve plate soft seal is washed away by fluid media for a long time, the valve plate soft seal is easily damaged, the valve seal effect is poor or the valve seal fails, the medium leakage phenomenon is caused, the service life of the butterfly valve is shortened, the use cost of the butterfly valve is increased, and therefore the butterfly valve seal protection device is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a butterfly valve seals protection device, possess and make fluid medium can not directly erode the soft sealed of valve plate, be difficult for causing the impaired of the soft sealed of valve plate, it is difficult for causing the medium to leak now, the life of butterfly valve has been increased, the advantage of the use cost of the butterfly valve of reduction, it does not have protection device to have solved current butterfly valve seal, the front of the soft sealed of valve plate receives the erodeing of fluid medium for a long time, cause the impaired of the soft sealed of valve plate easily, make the valve seal effect poor or the valve seal inefficacy, thereby cause the medium leakage phenomenon, the service life of butterfly valve is reduced, the problem of butterfly valve use cost has.
In order to achieve the above object, the utility model provides a following technical scheme: the butterfly valve sealing protection device comprises a butterfly valve body, wherein a connector is arranged on the front side of the butterfly valve body, a second fixing plate is welded on the top of the butterfly valve body, a first fixing plate is welded on the bottom of the butterfly valve body, a first baffle is supported by an inner cavity bearing of the connector, a second baffle is supported by an inner cavity of the connector and a right side bearing of the first baffle, a fixture block is welded on the front side of the first baffle, a clamping groove is formed in the front side of the second baffle, the fixture block and the clamping groove are matched with each other for use, a second rotary column is welded on the upper end of the first baffle, a second gear is welded on the upper portion of the surface of the second rotary column, the second gear is meshed with a first gear, a first rotary column is welded on the inner cavity of the first gear, the bottom of the first rotary column is welded on the top of the second baffle, and a second bevel gear is welded, the second bevel gear is meshed with a first bevel gear, and a rotating rod is welded on the right side of the first bevel gear.
Preferably, a supporting seat is supported by a bearing on one side of the rotating rod, and the bottom of the supporting seat is welded with the bottom of the inner cavity of the second fixing plate.
Preferably, the roller is far away from one side fixed mounting of first conical gear has the bearing, the one end of changeing the roller runs through the second fixed plate through the bearing and extends to the external welding of second fixed plate and has the commentaries on classics pole.
Preferably, the bearing is welded on the surface of the first rotating column and the surface of the second rotating column, the outer ring of the bearing is welded with the inner wall of the second fixing plate, and the sealing ring is fixedly mounted on the lower portion of the surface of the first rotating column and the lower portion of the surface of the second rotating column.
Preferably, the inner chamber of connector just is located the back bearing support of first baffle and has the dwang, the skin weld of dwang has the valve plate, the outside of valve plate and the inner chamber laminating of connector.
Preferably, the upper portion of dwang is provided with the bearing, the outside welding that the upper portion of dwang runs through butterfly valve body and second fixed plate in proper order and extend to the second fixed plate through the bearing has the turning block, the surface bonding of turning block has anti-skidding rubber pad.
Preferably, the first baffle and the second baffle are both arc-shaped, and the width formed by inserting the clamping block into the inner cavity of the clamping groove is larger than the thickness of the valve plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a butterfly valve body, the connector, the second fixed plate, first baffle, the second baffle, the fixture block, the draw-in groove, the second rotary column, first gear, the second gear, first conical gear, the setting of second conical gear and commentaries on classics rod, it does not have protection device to have solved current butterfly valve seal, the front of the soft sealed of valve plate receives the washing away of fluid medium for a long time, cause the impaired of the soft sealed of valve plate easily, make the valve seal effect poor or the valve seal inefficacy, thereby cause the medium leakage phenomenon, the life of butterfly valve has been reduced, the problem of butterfly valve use cost has been increased.
2. The utility model discloses a setting of supporting seat, supporting seat can support the rod to changeing, increases the stability of changeing the rod, and through the setting of bull stick, the rotation bull stick can drive to change the rod and rotate, through the setting of sealing washer, multiplicable leakproofness prevents that the medium from spilling over or leaking, and the setting of bearing is convenient for the rotation of first rotary column and second rotary column.
3. The utility model discloses a setting of dwang, the dwang rotates and to drive the valve plate and rotate, opens or close the interface mouth, through the setting of turning block, rotates the turning block, the turning block can drive the dwang and rotate, the multiplicable frictional force of anti-skidding rubber pad, be convenient for to the operation of turning block, through the setting of fixture block and draw-in groove, can protect the soft seal of valve plate when the fixture block inserts the inner chamber of draw-in groove, prevent that the front of the soft seal of valve plate from receiving the washing away of fluid medium for a long time, cause the impairement of soft seal.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the valve plate opening structure of the present invention;
FIG. 3 is an enlarged schematic view of the area A in the first drawing of the present invention;
FIG. 4 is a schematic view of a partial structure of the first baffle of the present invention;
fig. 5 is a schematic view of a local structure of the second baffle of the present invention.
In the figure: 1. a butterfly valve body; 2. a first fixing plate; 3. a first baffle plate; 4. a valve plate; 5. a second fixing plate; 6. a card slot; 7. rotating the block; 8. rotating the rod; 9. rotating the stick; 10. a rotating rod; 11. a connecting port; 12. a second baffle; 13. a first rotating column; 14. a second rotary column; 15. a clamping block; 16. a first bevel gear; 17. a second bevel gear; 18. a first gear; 19. a second gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the butterfly valve sealing protection device includes a butterfly valve body 1, a connection port 11 is disposed on the front surface of the butterfly valve body 1, a second fixing plate 5 is welded on the top of the butterfly valve body 1, a first fixing plate 2 is welded on the bottom of the butterfly valve body 1, a first baffle 3 is supported by a cavity bearing of the connection port 11, a second baffle 12 is supported by a cavity bearing of the connection port 11 and located on the right side of the first baffle 3, a fixture block 15 is welded on the front surface of the first baffle 3, a clamping groove 6 is disposed on the front surface of the second baffle 12, the fixture block 15 and the clamping groove 6 are used in cooperation, a second rotary column 14 is welded on the upper end of the first baffle 3, a second gear 19 is welded on the upper portion of the surface of the second rotary column 14, the first gear 18 is engaged with the second gear 19, a first rotary column 13 is welded in the cavity of the first gear 18, the top welding of first pivot post 13 has second conical gear 17, second conical gear 17 meshes has first conical gear 16, the right side welding of first conical gear 16 has commentaries on classics rod 9, through butterfly valve body 1, connector 11, second fixed plate 5, first fixed plate 2, first baffle 3, second baffle 12, fixture block 15, draw-in groove 6, second pivot post 14, first pivot post 13, first gear 18, second gear 19, first conical gear 16, second conical gear 17 and commentaries on classics rod 9's setting, the current butterfly valve is sealed does not have protection device has been solved, the front of the soft sealed of valve plate is washed away by the fluid medium for a long time, cause the impaired of the soft sealed of valve plate easily, make valve seal effect poor or valve seal inefficacy, thereby cause the medium leakage phenomenon, the life of butterfly valve has been reduced, the problem of use cost has been increased.
In this embodiment, it is concrete, one side bearing support of changeing rod 9 has the supporting seat, and the bottom of supporting seat and the bottom welding of the 5 inner chambers of second fixed plate, and through the setting of supporting seat, the supporting seat can support changeing rod 9, increases the stability of changeing rod 9.
In this embodiment, it is concrete, the one side fixed mounting that first conical gear 16 was kept away from to commentaries on classics rod 9 has the bearing, and the one end of changeing rod 9 runs through second fixed plate 5 and extends to the external weld of second fixed plate 5 through the bearing and has a bull stick 10, and through the setting of bull stick 10, it can drive commentaries on classics rod 9 and rotate to rotate bull stick 10.
In this embodiment, specifically, the bearings are welded on the surfaces of the first rotating column 13 and the second rotating column 14, the outer ring of each bearing is welded on the inner wall of the second fixing plate 5, the sealing rings are fixedly mounted on the lower portions of the surfaces of the first rotating column 13 and the second rotating column 14, and the sealing rings are arranged to increase the sealing performance and prevent the medium from overflowing or leaking, so that the bearings are convenient for the rotation of the first rotating column 13 and the second rotating column 14.
In this embodiment, it is concrete, the inner chamber of connector 11 and the back bearing that is located first baffle 3 support have dwang 8, and the skin weld of dwang 8 has valve plate 4, and the outside of valve plate 4 and the inner chamber laminating of connector 11, through the setting of dwang 8, dwang 8 rotates and can drive valve plate 4 and rotate, opens or close connector 11.
In this embodiment, it is concrete, the upper portion of dwang 8 is provided with the bearing, the outside welding that the upper portion of dwang 8 runs through butterfly valve body 1 and second fixed plate 5 in proper order and extend to second fixed plate 5 through the bearing has turning block 7, the surface bonding of turning block 7 has anti-skidding rubber pad, through the setting of turning block 7, rotation turning block 7, turning block 7 can drive dwang 8 and rotate, the multiplicable frictional force of anti-skidding rubber pad is convenient for to the operation of turning block 7.
In this embodiment, it is concrete, first baffle 3 and second baffle 12's shape all is the arc setting, and the width that fixture block 15 inserted the inner chamber of draw-in groove 6 and constitutes is greater than valve plate 4's thickness, and through fixture block 15 and draw-in groove 6's setting, can protect valve plate 4's soft sealing when fixture block 15 inserts the inner chamber of draw-in groove 6, prevents that valve plate 4 soft sealing's front from receiving the washing away of fluid medium for a long time, causes soft sealing's impaired.
The working principle is as follows: when the butterfly valve needs to be opened, the rotating block 7 is twisted, the rotating block 7 drives the rotating rod 8 to rotate, the rotating rod 8 drives the valve plate 4 to rotate, thereby opening the valve plate 4, rotating the rotating rod 10, the rotating rod 10 drives the rotating rod 9 to rotate, the rotating rod 9 drives the first bevel gear 16 to rotate, the first bevel gear 16 drives the second bevel gear 17 to rotate, the second bevel gear 17 drives the first rotating column 13 to rotate, the first rotating column 13 drives the second baffle 12 to rotate, meanwhile, the first rotary column 13 drives the first gear 18 to rotate, the first gear 18 drives the second gear 19 to rotate, the second gear 19 drives the second rotary column 14 to rotate, the second rotary column 14 drives the first baffle 3 to rotate, so that the fixture block 15 is inserted into the inner cavity of the clamping groove 6, the soft seal of the valve plate 4 is positioned on the back surfaces of the fixture block 15 and the clamping groove 6, thereby preventing the front face of the soft seal of the valve plate 4 from being washed by fluid medium for a long time to cause damage of the soft seal.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Butterfly valve seals protection device, including butterfly valve body (1), its characterized in that: the front side of the butterfly valve body (1) is provided with a connecting port (11), the top of the butterfly valve body (1) is welded with a second fixing plate (5), the bottom of the butterfly valve body (1) is welded with a first fixing plate (2), an inner cavity bearing of the connecting port (11) supports a first baffle (3), an inner cavity of the connecting port (11) and a right side bearing of the first baffle (3) support a second baffle (12), the front side of the first baffle (3) is welded with a clamping block (15), the front side of the second baffle (12) is provided with a clamping groove (6), the clamping block (15) and the clamping groove (6) are matched with each other for use, the upper end of the first baffle (3) is welded with a second rotary column (14), the upper part of the surface of the second rotary column (14) is welded with a second gear (19), and the second gear (19) is engaged with a first gear (18), the inner chamber welding of first gear (18) has first rotary column (13), the bottom of first rotary column (13) and the top welding of second baffle (12), the top welding of first rotary column (13) has second conical gear (17), second conical gear (17) meshing has first conical gear (16), the right side welding of first conical gear (16) has commentaries on classics rod (9).
2. The butterfly valve seal protection device of claim 1, wherein: a supporting seat is supported by a bearing at one side of the rotating rod (9), and the bottom of the supporting seat is welded with the bottom of the inner cavity of the second fixing plate (5).
3. The butterfly valve seal protection device of claim 1, wherein: it has the bearing to change one side fixed mounting that stick (9) kept away from first conical gear (16), the one end of changeing stick (9) runs through second fixed plate (5) and extends to the external welding of second fixed plate (5) through the bearing and has commentaries on classics pole (10).
4. The butterfly valve seal protection device of claim 1, wherein: the bearing is welded on the surfaces of the first rotary column (13) and the second rotary column (14), the outer ring of the bearing is welded with the inner wall of the second fixing plate (5), and the sealing ring is fixedly mounted on the lower portions of the surfaces of the first rotary column (13) and the second rotary column (14).
5. The butterfly valve seal protection device of claim 1, wherein: the inner cavity of the connecting port (11) and the back bearing located on the first baffle (3) support the rotating rod (8), the surface of the rotating rod (8) is welded with the valve plate (4), and the outer side of the valve plate (4) is attached to the inner cavity of the connecting port (11).
6. The butterfly valve seal protection device of claim 5, wherein: the upper portion of dwang (8) is provided with the bearing, the outside welding that the upper portion of dwang (8) runs through butterfly valve body (1) and second fixed plate (5) in proper order and extend to second fixed plate (5) through the bearing has turning block (7), the surface bonding of turning block (7) has anti-skidding rubber pad.
7. The butterfly valve seal protection device of claim 1, wherein: the shape of first baffle (3) and second baffle (12) all is the arc setting, and the width that fixture block (15) inserted the inner chamber of draw-in groove (6) and constitute is greater than the thickness of valve plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023949.4U CN211449683U (en) | 2020-01-07 | 2020-01-07 | Butterfly valve sealing protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023949.4U CN211449683U (en) | 2020-01-07 | 2020-01-07 | Butterfly valve sealing protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449683U true CN211449683U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020023949.4U Active CN211449683U (en) | 2020-01-07 | 2020-01-07 | Butterfly valve sealing protector |
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| CN (1) | CN211449683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664663A (en) * | 2021-01-12 | 2021-04-16 | 芜湖市金贸流体科技股份有限公司 | Flange soft sealing butterfly valve not prone to leakage and method thereof |
-
2020
- 2020-01-07 CN CN202020023949.4U patent/CN211449683U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664663A (en) * | 2021-01-12 | 2021-04-16 | 芜湖市金贸流体科技股份有限公司 | Flange soft sealing butterfly valve not prone to leakage and method thereof |
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