CN207961549U - A kind of Wear-resistant corrosion-resistant butterfly valve - Google Patents
A kind of Wear-resistant corrosion-resistant butterfly valve Download PDFInfo
- Publication number
- CN207961549U CN207961549U CN201820070516.7U CN201820070516U CN207961549U CN 207961549 U CN207961549 U CN 207961549U CN 201820070516 U CN201820070516 U CN 201820070516U CN 207961549 U CN207961549 U CN 207961549U
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- CN
- China
- Prior art keywords
- butterfly
- fulcrum bearing
- valve body
- sealing ring
- butterfly plate
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Wear-resistant corrosion-resistant butterfly valves, including valve component, transmission component and butterfly plate component, the valve component includes butterfly valve body, sealing sleeve pipe, link and transmission roller box, the sealing sleeve pipe is located at the appearance wall of the butterfly valve body, and running through the butterfly valve body, the link is located at the top of the sealing sleeve pipe；First fulcrum bearing and the second fulcrum bearing are set on valve body inner surface wall; on butterfly plate sealing ring protective cover is equipped with close to the side of the first fulcrum bearing; making butterfly plate, sealing ring protective cover is mutually clamped with the first fulcrum bearing when closed; the other side is mutually clamped with the second fulcrum bearing; and when butterfly plate is opened; close to the side of the first fulcrum bearing; fluid impact sealing ring protective cover in pipeline; in the other side, sealing ring is the arc-shaped of indent; after turning an angle, stress surface reduces, and reduces the area for washing away erosion; sealing ring is protected, the extent of damage is reduced.
Description
Technical field
The utility model belongs to valve technology field, and in particular to a kind of Wear-resistant corrosion-resistant butterfly valve.
Background technology
Butterfly valve is called flap valve, is a kind of regulating valve simple in structure, can be used for the switch control of low pressure pipeline medium
Butterfly valve refer to closure member be disk, a kind of valve of open and close is reached around valve shaft rotation, can be used for controlling empty gas and water,
The flowing of the various types fluids such as steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium, in pipeline
Upper main cut-out and throttling action, butterfly valve opening and closing element are a discoidal butterfly plates, are revolved around the axis of its own in valve body
Turn, to achieve the purpose that keying or adjusting.
Original butterfly valve is mounted on pipeline when in use, and the switch of valve, but butterfly plate are realized by controlling the rotation of butterfly plate
When rotation, the sealing ring of butterfly plate outer wall can be corroded by the fluid flushing in pipeline, when can influence butterfly plate closing after long-time service
Leakproofness.
Utility model content
The purpose of this utility model is to provide a kind of Wear-resistant corrosion-resistant butterfly valves, former to solve to propose in above-mentioned background technology
There is butterfly valve to be mounted on pipeline when in use, realizes the switch of valve by controlling the rotation of butterfly plate, but when butterfly plate rotation, butterfly plate
The sealing ring of outer wall can be corroded by the fluid flushing in pipeline, and asking for leakproofness when butterfly plate is closed can be influenced after long-time service
Topic.
To achieve the above object, the utility model provides the following technical solutions：A kind of Wear-resistant corrosion-resistant butterfly valve, including valve body
Component, transmission component and butterfly plate component, the valve component include butterfly valve body, sealing sleeve pipe, link and transmission roller box, institute
The appearance wall that sealing sleeve pipe is located at the butterfly valve body is stated, and runs through the butterfly valve body, the link is located at the sealing
The top of casing, and being tightly connected with the sealing sleeve pipe, the transmission roller box are located at the top of the link, and with it is described
Link is fixedly connected, and the transmission component includes handwheel, driving wheel and valve rod, and the driving wheel is located at the transmission roller box
Inside, the handwheel are located at the right side of the transmission roller box, and run through the transmission roller box, the handwheel and the driving wheel
Junction is equipped with screw rod, and the screw rod is sequentially connected with the driving wheel, and the valve rod is located at the lower section of the transmission roller box, and
Through the transmission roller box, the top of the valve rod is fixedly connected with the driving wheel, and is connect with the screw drive, described
Butterfly plate component includes butterfly plate, butterfly plate fixed frame and end cap, and the butterfly plate is located in the butterfly valve body, and solid by the butterfly plate
Determine frame to be fixedly connected with the valve rod, the end cap is located at the bottom end of the valve rod, and is fixedly connected with the valve rod, the butterfly
The first fulcrum bearing and the second fulcrum bearing are installed on the inner surface wall of valve body respectively, the front surface of the butterfly plate is equipped with corrosion resistant
Lose layer, and on the butterfly plate close to first fulcrum bearing side be equipped with sealing ring protective cover, the sealing ring protective cover with
First fulcrum bearing is fixed, and multilayer mixing sealing ring is embedded on the appearance wall of the butterfly plate, and the multilayer mixing is close
Seal is tightly connected with the butterfly valve body.
Preferably, the anti-corrosion layer is polytetrafluoroethylene ethylene layer, before the polytetrafluoroethylene ethylene layer is attached at the butterfly plate
Surface.
Preferably, multiple round slots are offered on the butterfly valve body, the circle slot runs through the butterfly valve body,
And the round slot is arranged in a ring on the butterfly valve body.
Preferably, the inner surface wall evagination of second fulcrum bearing, and close to the one of second fulcrum bearing on the butterfly plate
Side indent, the butterfly plate mutually coincide with second fulcrum bearing.
Preferably, the sealing ring protective cover is semicircular arc-shaped, and the edge of the sealing ring protective cover is equipped with tongue, institute
It states the first fulcrum bearing and is equipped with groove, the sealing ring protective cover is mutually clamped with first fulcrum bearing.
Compared with prior art, the utility model has the beneficial effects that：Be arranged on valve body inner surface wall the first fulcrum bearing and
Second fulcrum bearing is equipped with sealing ring protective cover on butterfly plate close to the side of the first fulcrum bearing, and making butterfly plate, sealing ring is protected when closed
Shield is mutually clamped with the first fulcrum bearing, and the other side is mutually clamped with the second fulcrum bearing, and when butterfly plate is opened, close to first
The side of bearing, the fluid impact sealing ring protective cover in pipeline, in the other side, sealing ring is the arc-shaped of indent, and rotation is certain
After angle, stress surface reduces, and reduces the area for washing away erosion, is protected to sealing ring, reduces the extent of damage.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the right side structure schematic view of the utility model；
Fig. 3 is the structural schematic diagram of butterfly plate in the utility model；
In figure：10- valve components, 11- butterfly valve bodies, the first fulcrum bearings of 111-, the second fulcrum bearings of 112-, 12- sealing shrouds
Pipe, 13- links, 14- transmission roller box, 20- transmission components, 21- handwheels, 22- driving wheels, 23- valve rods, 30- butterfly plates component,
31- butterfly plates, 311- anti-corrosion layers, 312- sealing rings protective cover, 313- multilayers mixing sealing ring, 32- butterfly plates fixed frame, the ends 33-
Lid.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Wear-resistant corrosion-resistant butterfly valve, including valve body group
Part 10, transmission component 20 and butterfly plate component 30, valve component 10 include butterfly valve body 11, sealing sleeve pipe 12, link 13 and pass
Driving wheel case 14, sealing sleeve pipe 12 is located at the appearance wall of butterfly valve body 11, and runs through butterfly valve body 11, and link 13 is located at sealing shroud
The top of pipe 12, and be tightly connected with sealing sleeve pipe 12, transmission roller box 14 is located at the top of link 13, and solid with link 13
Fixed connection, transmission component 20 include handwheel 21, driving wheel 22 and valve rod 23, and driving wheel 22 is located at the inside of transmission roller box 14, hand
Wheel 21 is located at the right side of transmission roller box 14, and is equipped with screw rod, spiral shell through transmission roller box 14, handwheel 21 and the junction of driving wheel 22
Bar is sequentially connected with driving wheel 22, and valve rod 23 is located at the lower section of transmission roller box 14, and through transmission roller box 14, the top of valve rod 23
It is fixedly connected with driving wheel 22, and is connect with screw drive, butterfly plate component 30 includes butterfly plate 31, butterfly plate fixed frame 32 and end cap
33, butterfly plate 31 is located in butterfly valve body 11, and is fixedly connected with valve rod 23 by butterfly plate fixed frame 32, and end cap 33 is located at valve rod 23
Bottom end, and be fixedly connected with valve rod 23, be installed with the first fulcrum bearing 111 and on the inner surface wall of butterfly valve body 11 respectively
The front surface of two fulcrum bearings 112, butterfly plate 31 is equipped with anti-corrosion layer 311, and the side on butterfly plate 31 close to the first fulcrum bearing 111 is set
There are sealing ring protective cover 312, sealing ring protective cover 312 to be fixed with the first fulcrum bearing 111, is embedded on the appearance wall of butterfly plate 31
There is multilayer to mix sealing ring 313, multilayer mixes sealing ring 313 and is tightly connected with butterfly valve body 11.
In the present embodiment, it is installed with the first fulcrum bearing 111 and second respectively on the inner surface wall of butterfly valve body 11
Bearing 112 opens up groove in the first fulcrum bearing 111, and the second fulcrum bearing 112 is designed camber convex shape, in butterfly plate
It is equipped with sealing ring protective cover 312 close to the side of the first fulcrum bearing 111 on 31, is equipped at the edge of sealing ring protective cover 312 convex
Slot close to the side of the second fulcrum bearing 112 is concave shape on butterfly plate 31, makes the sealing ring protective cover 312 when closed of butterfly plate 31
It is mutually clamped with the first fulcrum bearing 111, the other side is mutually clamped with the second fulcrum bearing 112, and when butterfly plate 31 is opened, butterfly plate 31
Rotation forced area becomes smaller, the fluid impact sealing ring protective cover 312 in the side of the first fulcrum bearing 111, pipeline, to more
Layer mixing sealing ring 313 is protected, and in the other side since multilayer mixing sealing ring 313 is the arc-shaped of indent, rotation is certain
After angle, stress surface reduces, and reduces the area for washing away erosion, reduces the extent of damage.
Further, anti-corrosion layer 311 is polytetrafluoroethylene ethylene layer, and polytetrafluoroethylene ethylene layer is attached at the front surface of butterfly plate 31.
In the present embodiment, anti-corrosion layer 311 is polytetrafluoroethylene ethylene layer, and polytetrafluoroethylene ethylene layer is attached at the preceding table of butterfly plate 31
Face, tetrafluoroethene layer have excellent chemical stability, there is very high heat resistance, cold resistance；Friction coefficient is very low, is fabulous
Self-lubricating material, poor fluidity thermally expand greatly, are suitable for as the resistant material on valve body.
Further, multiple round slots are offered on butterfly valve body 11, round slot runs through butterfly valve body 11, and round
Slot is arranged in a ring on butterfly valve body 11.
In the present embodiment, multiple round slots are offered on butterfly valve body 11, round slot runs through butterfly valve body 11, and circle
Shape slot is arranged in a ring on butterfly valve body 11, can be passed through, and the round slot on butterfly valve body 11 passes through flange with pipeline
It is tightly connected, is installed.
Further, the inner surface wall evagination of the second fulcrum bearing 112, and close to the side of the second fulcrum bearing 112 on butterfly plate 31
Indent, butterfly plate 31 and the second fulcrum bearing 112 are mutually coincide.
In the present embodiment, the inner surface wall evagination of the second fulcrum bearing 112, and close to the one of the second fulcrum bearing 112 on butterfly plate 31
Side indent, butterfly plate 31 and the second fulcrum bearing 112 are mutually coincide, and enable butterfly plate 31 in rotation, multilayer mix 313 position of sealing ring by
Area to erosion can reduce, and protection is formed to multilayer mixing sealing ring 313.
Further, sealing ring protective cover 312 is semicircular arc-shaped, and the edge of sealing ring protective cover 312 is equipped with tongue, the
One fulcrum bearing 111 is equipped with groove, and sealing ring protective cover 312 is mutually clamped with the first fulcrum bearing 111.
In the present embodiment, sealing ring protective cover 312 is semicircular arc-shaped, and the edge of sealing ring protective cover 312 is equipped with tongue,
First fulcrum bearing 111 is equipped with groove, and sealing ring protective cover 312 is mutually clamped with the first fulcrum bearing 111, when being closed, ensures
The leakproofness of valve body, and when open, sealing ring protective cover 312 can protect multilayer mixing sealing ring 313 not to be rinsed erosion.
The operation principle and process for using of the utility model：After the utility model installs, when butterfly valve body 11 is in
When closed state, butterfly plate 31 engages with 11 inner wall of butterfly valve body, and sealing ring protective cover 312 is mutually clamped with the first fulcrum bearing 111,
The other end and the second fulcrum bearing 112 mutually card and, when needing to open butterfly valve body 11, pass through and rotate handwheel 21, drive and be driven
Wheel 22 makes valve rod 23 rotate, and enables the rotation in butterfly valve body 11 of butterfly plate butterfly plate 31, the both ends of butterfly plate 31 is made to be detached from first respectively
Bearing 111 and the second fulcrum bearing 112, enable the fluid in butterfly valve body 11 that can flow.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Wear-resistant corrosion-resistant butterfly valve, it is characterised in that：Including valve component (10), transmission component (20) and butterfly plate component
(30), the valve component (10) includes butterfly valve body (11), sealing sleeve pipe (12), link (13) and is driven roller box (14),
The sealing sleeve pipe (12) is located at the appearance wall of the butterfly valve body (11), and runs through the butterfly valve body (11), the connection
Frame (13) is located at the top of the sealing sleeve pipe (12), and is tightly connected with the sealing sleeve pipe (12), the transmission roller box
(14) it is located at the top of the link (13), and is fixedly connected with the link (13), the transmission component (20) includes
Handwheel (21), driving wheel (22) and valve rod (23), the driving wheel (22) are located at the inside of the transmission roller box (14), the hand
It takes turns (21) and is located at the right side of the transmission roller box (14), and run through the transmission roller box (14), the handwheel (21) and the biography
The junction of driving wheel (22) is equipped with screw rod, and the screw rod is sequentially connected with the driving wheel (22), and the valve rod (23) is located at institute
The lower section of transmission roller box (14) is stated, and runs through the transmission roller box (14), top and the driving wheel of the valve rod (23)
(22) it is fixedly connected, and is connect with the screw drive, the butterfly plate component (30) includes butterfly plate (31), butterfly plate fixed frame (32)
With end cap (33), the butterfly plate (31) is located in the butterfly valve body (11), and by the butterfly plate fixed frame (32) with it is described
Valve rod (23) is fixedly connected, and the end cap (33) is located at the bottom end of the valve rod (23), and is fixedly connected with the valve rod (23),
The first fulcrum bearing (111) and the second fulcrum bearing (112) are installed on the inner surface wall of the butterfly valve body (11) respectively, it is described
The front surface of butterfly plate (31) is equipped with anti-corrosion layer (311), and close to the one of first fulcrum bearing (111) on the butterfly plate (31)
Side is equipped with sealing ring protective cover (312), and the sealing ring protective cover (312) is fixed with first fulcrum bearing (111), institute
It states and is embedded with multilayer mixing sealing ring (313) on the appearance wall of butterfly plate (31), the multilayer mixing sealing ring (313) and the butterfly
Valve body (11) is tightly connected.
2. a kind of Wear-resistant corrosion-resistant butterfly valve according to claim 1, it is characterised in that：The anti-corrosion layer (311) is poly-
Tetrafluoroethene layer, the polytetrafluoroethylene ethylene layer are attached at the front surface of the butterfly plate (31).
3. a kind of Wear-resistant corrosion-resistant butterfly valve according to claim 1, it is characterised in that：It is opened up on the butterfly valve body (11)
There are multiple round slots, the circle slot runs through the butterfly valve body (11), and the round slot is arranged in institute in a ring
It states on butterfly valve body (11).
4. a kind of Wear-resistant corrosion-resistant butterfly valve according to claim 1, it is characterised in that：Second fulcrum bearing (112)
Inner surface wall evagination, and close to the side indent of second fulcrum bearing (112), the butterfly plate (31) and institute on the butterfly plate (31)
The second fulcrum bearing (112) is stated mutually to coincide.
5. a kind of Wear-resistant corrosion-resistant butterfly valve according to claim 1, it is characterised in that：The sealing ring protective cover (312)
To be semicircular arc-shaped, and the edge of the sealing ring protective cover (312) is equipped with tongue, and first fulcrum bearing (111) is equipped with recessed
Slot, the sealing ring protective cover (312) are mutually clamped with first fulcrum bearing (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820070516.7U CN207961549U (en) | 2018-01-16 | 2018-01-16 | A kind of Wear-resistant corrosion-resistant butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820070516.7U CN207961549U (en) | 2018-01-16 | 2018-01-16 | A kind of Wear-resistant corrosion-resistant butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961549U true CN207961549U (en) | 2018-10-12 |
Family
ID=63733265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820070516.7U Expired - Fee Related CN207961549U (en) | 2018-01-16 | 2018-01-16 | A kind of Wear-resistant corrosion-resistant butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109569417A (en) * | 2018-11-28 | 2019-04-05 | 湖北三江航天江河化工科技有限公司 | Mixing kettle bottom discharge device and application method |
| CN119123080A (en) * | 2024-11-13 | 2024-12-13 | 泉州市山河消防技术有限公司 | A fire signal butterfly valve |
-
2018
- 2018-01-16 CN CN201820070516.7U patent/CN207961549U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109569417A (en) * | 2018-11-28 | 2019-04-05 | 湖北三江航天江河化工科技有限公司 | Mixing kettle bottom discharge device and application method |
| CN109569417B (en) * | 2018-11-28 | 2021-08-24 | 湖北三江航天江河化工科技有限公司 | Mixing pot bottom discharging device and using method |
| CN119123080A (en) * | 2024-11-13 | 2024-12-13 | 泉州市山河消防技术有限公司 | A fire signal butterfly valve |
| CN119123080B (en) * | 2024-11-13 | 2025-03-07 | 泉州市山河消防技术有限公司 | A fire signal butterfly valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210116 |