CN207864636U - A kind of hard seal butterfly valve - Google Patents
A kind of hard seal butterfly valve Download PDFInfo
- Publication number
- CN207864636U CN207864636U CN201721390956.2U CN201721390956U CN207864636U CN 207864636 U CN207864636 U CN 207864636U CN 201721390956 U CN201721390956 U CN 201721390956U CN 207864636 U CN207864636 U CN 207864636U
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- CN
- China
- Prior art keywords
- wall
- jacking block
- column
- bull stick
- baffle
- 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 hard seal butterfly valves, including valve body and column, column is installed at the top of the valve body, the top of the column is equipped with channel steel, the front outer wall of first jacking block is equipped with the second jacking block, first jacking block runs through the second jacking block, second jacking block is connected with bull stick, the front end of first jacking block is equipped with backing plate, the outer wall of the backing plate is equipped with multiple first springs, the front end of first spring is connected with the inner wall of the second jacking block, the bottom interior wall of the valve body is equipped with retainer ring, the left and right sides top of the retainer ring is connected with butterfly plate.The hard seal butterfly valve, achieve the purpose that mandril is allow to push down on baffle, it is moved downward by baffle, having reached makes butterfly plate and the second rubber ring institute at the raised purpose of chamber pressure, make the second rubber ring rising, compress valve interior wall, achievees the purpose that sealing, it prevents water from being revealed from the other side, meets the needs of modern technologies are for hard seal butterfly valve.
Description
Technical field
The utility model is related to technical field of sealing technology, specially a kind of hard seal 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 refers to that closure member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation.
Valve can be used for controlling empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radioactivity
The flowing of the various types fluid such as medium.Cut-out and throttling action are mainly played on pipeline.Butterfly valve opening and closing element is a disc
Butterfly plate, in valve body around the axis of its own rotate, to achieve the purpose that keying or adjusting.
In the fast-developing modern life, hard seal butterfly valve has become to be seen everywhere, such as application No. is
The utility model patent of CN202023937U, including butterfly plate, elastic seal ring, fixed mechanism and valve body, although the utility model
The structure of patent is simple, but due to its poor sealing, cannot meet the needs of modern technologies are for hard seal butterfly valve.
Utility model content
The purpose of this utility model is to provide a kind of hard seal butterfly valves, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions：A kind of hard seal butterfly valve, including valve body and vertical
Column is equipped with column at the top of the valve body, and the top of the column is equipped with channel steel, and the inner cavity front and rear sides of the valve body are equal
Butterfly plate is installed, the inner wall of the butterfly plate is equipped with the second rubber ring, the left and right sides of second rubber ring with butterfly plate phase
Even, the inner cavity of the column is equipped with bull stick, and the bull stick sequentially passes through channel steel, column and the second rubber ring, the bull stick
Outer wall is equipped with the first chuck, and first chuck runs through column, and the top of the bull stick is equipped with umbrella shape gear ring, the channel steel
Outer right wall the second stubborn bar is installed, the second stubborn bar runs through channel steel, and the left end of the second stubborn bar is equipped with umbrella shape tooth
Wheel, the bevel gear engage connected with umbrella shape gear ring, are equipped with the first stubborn bar at the top of the channel steel, the first stubborn bar according to
Secondary to run through channel steel and bull stick, the bottom end of the first stubborn bar is equipped with bolt, and the outside of the bolt is equipped with mandril, the top
The top inner wall of bar is equipped with nut, and the bolt sequentially passes through nut and mandril, the left and right sides outer wall top of the mandril
Sliding block is installed, the outer wall of the sliding block is equipped with slideway, and the slideway is connected with the inner wall of bull stick, the bottom peace of the mandril
Equipped with baffle, the outer wall of the baffle is equipped with the first rubber ring, and first rubber ring is connected with the inner wall of bull stick overlap joint, institute
It states and is provided with port at left and right sides of the bottom outer wall of bull stick, the inner wall of the butterfly plate is mounted on the first jacking block, institute in both sides up and down
The front outer wall for stating the first jacking block is equipped with the second jacking block, and first jacking block runs through the second jacking block, second jacking block with turn
Bar is connected, and the front end of first jacking block is equipped with backing plate, and the outer wall of the backing plate is equipped with multiple first springs, and described first
The front end of spring is connected with the inner wall of the second jacking block, and the bottom interior wall of the valve body is equipped with retainer ring, the left and right two of the retainer ring
Side top is connected with butterfly plate.
Preferably, the left and right sides outer wall of the column is mounted on second baffle, the outer wall installation of the second baffle
There are multiple second springs, the front end of the second spring that first baffle is installed, the second baffle runs through first baffle.
Preferably, be mounted on ball at left and right sides of the bottom interior wall of first chuck, the lower surface of the ball with
Column overlap joint is connected.
Preferably, the right end of the described second stubborn bar is equipped with silica gel sheath.
Preferably, it is mounted on block at left and right sides of the bottom outer wall of the channel steel, the inner wall of the block and column
Outer wall is connected.
Compared with prior art, the utility model has the beneficial effects that：The hard seal butterfly valve can make valve body by butterfly plate
Opening either to be closed can be such that butterfly plate opens or be closed valve body by turning the second stubborn bar, by the side for turning the first stubborn bar
Formula has achieved the purpose that mandril is allow to push down on baffle, has been moved downward by baffle that having reached makes butterfly plate and the second rubber
Circle institute makes the second rubber ring rising, compresses valve interior wall, achieved the purpose that sealing, prevented at the raised purpose of chamber pressure
Water is revealed from the other side, meets the needs of modern technologies are for hard seal butterfly valve.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the valve body structure schematic diagram of the utility model；
Fig. 3 is the first ejecting block schematic diagram of the utility model；
Fig. 4 is the first baffle structural schematic diagram of the utility model.
In figure：1, valve body, 2, column, 3, butterfly plate, 4, bull stick, the 5, first chuck, 6, channel steel, 7, umbrella shape gear ring, 8, first
Twist bar, 9, bevel gear, the 10, second stubborn bar, 11, nut, 12, bolt, 13, mandril, 14, baffle, the 15, first rubber ring, 16,
Port, 17, retainer ring, the 18, second rubber ring, the 19, first jacking block, 20, backing plate, the 21, first spring, the 22, second jacking block, 23,
One baffle, 24, second spring, 25, second baffle, 26, ball, 27, silica gel sheath, 28, block, 29, sliding block, 30, slideway.
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.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of hard seal butterfly valve, including valve body 1 and column
2, the top of valve body 1 is equipped with column 2, and the top of column 2 is equipped with channel steel 6, and space, valve body are provided for installation other structures
1 inner cavity front and rear sides are mounted on butterfly plate 3, and the inner wall of butterfly plate 3 is equipped with the second rubber ring 18, the left and right of the second rubber ring 18
Both sides are connected with butterfly plate 3, and the butterfly plate 3 of the second rubber ring 18 and both sides forms a chamber, and the inner cavity of column 2, which is equipped with, to be turned
Bar 4, bull stick 4 sequentially pass through channel steel 6, column 2 and the second rubber ring 18, and the rotation of bull stick 4 can make butterfly plate 3 open or be closed,
The outer wall of bull stick 4 is equipped with the first chuck 5, and the first chuck 5 runs through column 2,4 displacement of anti-dog link, or damage, bull stick 4
Top is equipped with umbrella shape gear ring 7, and the outer right wall of channel steel 6 is equipped with the second stubborn bar 10, and the second stubborn bar 10 runs through channel steel 6, and second
The left end for twisting bar 10 is equipped with bevel gear 9, and bevel gear 9 is engaged with umbrella shape gear ring 7 to be connected, and turning the second stubborn bar 10 can make
Butterfly plate 3 rotates, and the top of channel steel 6 is equipped with the first stubborn bar 8, and the first stubborn bar 8 sequentially passes through channel steel 6 and bull stick 4, the first stubborn bar 8
Bottom end bolt 12 is installed, turning the first stubborn bar 8 can be such that bolt 12 rotates, and the outside of bolt 12 is equipped with mandril 13, push up
The top inner wall of bar 13 is equipped with nut 11, and bolt 12 sequentially passes through nut 11 and mandril 13 can make spiral shell when bolt 12 rotates
Mother 11 moves up and down along it, and the left and right sides outer wall top of mandril 13 is equipped with sliding block 29, and the outer wall of sliding block 29 is equipped with slideway
30, slideway 30 is connected with the inner wall of bull stick 4, prevents mandril 13 from rotating, and mandril 13 is allow to be moved up and down along it, mandril 13
Bottom is equipped with baffle 14, and the outer wall of baffle 14 is equipped with the first rubber ring 15, and the inner wall of the first rubber ring 15 and bull stick 4 overlaps
It is connected, the inner cavity gas leakage of anti-dog link 4 influences the degree of the second rubber ring 18 expansion, and the bottom outer wall left and right sides of bull stick 4 is
It is provided with port 16, both sides are mounted on the first jacking block 19 up and down for the inner wall of butterfly plate 3, and the front outer wall of the first jacking block 19 is equipped with the
Two jacking blocks 22, the first jacking block 19 run through the second jacking block 22, and the second jacking block 22 is connected with bull stick 4, make bull stick 4 that butterfly plate 3 be driven to rotate
Make not easily to fall off or damage, the front end of the first jacking block 19 that backing plate 20 to be installed, backing plate 20 prevents the first jacking block 19 and second from pushing up
Block 22 is threaded off, and there are three the first springs 21 for the outer wall installation of backing plate 20, play the purpose of damping, buffering, prevent butterfly plate 3 from damaging,
The front end of first spring 21 is connected with the inner wall of the second jacking block 22, and the bottom interior wall of valve body 1 is equipped with retainer ring 17, a left side for retainer ring 17
Right both sides top is connected with butterfly plate 3, and 3 displacement of butterfly plate, the left and right sides outer wall of column 2 is prevented to be mounted on second baffle 25,
The outer wall of second baffle 25 is equipped with nine second springs 24, and the front end of second spring 24 is equipped with first baffle 23, second gear
Plate 25 runs through first baffle 23, and column 2 is protected not damage, and ball 26 is mounted at left and right sides of the bottom interior wall of the first chuck 5,
More smooth when bull stick 4 being made to rotate, the lower surface of ball 26 is connected with the overlap joint of column 2, and the right end of the second stubborn bar 10 is equipped with silica gel
The bottom outer wall left and right sides of set 27, channel steel 6 is mounted on block 28, it is therefore prevented that channel steel 6 falls off, the inner wall and column of block 28
2 outer wall is connected.
When needing to be closed hard seal butterfly valve, the second stubborn bar 10 is turned first, and the bevel gear 9 of its left end is made to drive umbrella shape
Gear ring 7 rotates, and bull stick 4 is made to rotate, and bull stick 4 drives butterfly plate 3 to rotate by the first jacking block 19 of both sides and the second jacking block 22, makes butterfly
Plate 3 and the direction of valve body 1 are mutually parallel, and buttress the second stubborn bar 10, and anti-dog link 4 rotates, turns the first stubborn bar 8, make its bottom end
Bolt 12 rotate, the nut 11 of outer wall, since the left and right sides of mandril 13 passes through slideway 30 and sliding block 29 and 4 phase of bull stick
Even, so cannot rotate, therefore nut 11 relatively rotates when bolt 12 is rotated with it, and generates displacement, transports downwards
It is dynamic, so that mandril 13 is moved down along slideway 30, while baffle 14 being pushed to move downward, the air in bull stick 4 is made to pass through port
Make the second rubber ring 18 rising due to air pressure raising in chamber formed by 16 entrance butterfly plates 3 and the second rubber ring 18, compresses valve body 1
Inner wall, achieved the effect that sealing, prevent 1 leak of valve body.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot
It is construed as a limitation of the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
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 (1)
1. a kind of hard seal butterfly valve, including valve body (1) and column (2), column (2) is installed at the top of the valve body (1), it is special
Sign is：The top of the column (2) is equipped with channel steel (6), and the inner cavity front and rear sides of the valve body (1) are mounted on butterfly plate
(3), the inner wall of the butterfly plate (3) is equipped with the second rubber ring (18), and the left and right sides of second rubber ring (18) is and butterfly
Plate (3) is connected, and the inner cavity of the column (2) is equipped with bull stick (4), the bull stick (4) sequentially pass through channel steel (6), column (2) and
The outer wall of second rubber ring (18), the bull stick (4) is equipped with the first chuck (5), and first chuck (5) runs through column (2),
The top of the bull stick (4) is equipped with umbrella shape gear ring (7), and the outer right wall of the channel steel (6) is equipped with the second stubborn bar (10), institute
It states the second stubborn bar (10) and runs through channel steel (6), the left end of the second stubborn bar (10) is equipped with bevel gear (9), the umbrella shape tooth
Wheel (9) is engaged with umbrella shape gear ring (7) to be connected, and the first stubborn bar (8), the first stubborn bar (8) are equipped at the top of the channel steel (6)
Sequentially pass through channel steel (6) and bull stick (4), the bottom end of the first stubborn bar (8) is equipped with bolt (12), the bolt (12) it is outer
Portion is equipped with mandril (13), and the top inner wall of the mandril (13) is equipped with nut (11), and the bolt (12) sequentially passes through spiral shell
Female (11) and mandril (13), the left and right sides outer wall top of the mandril (13) are equipped with sliding block (29), the sliding block (29)
Outer wall is equipped with slideway (30), and the slideway (30) is connected with the inner wall of bull stick (4), and the bottom of the mandril (13) is equipped with gear
The outer wall of plate (14), the baffle (14) is equipped with the first rubber ring (15), and first rubber ring (15) is interior with bull stick (4)
Wall overlap joint is connected, and is provided with port (16) at left and right sides of the bottom outer wall of the bull stick (4), above and below the inner wall of the butterfly plate (3)
Both sides are mounted on the first jacking block (19), and the front outer wall of first jacking block (19) is equipped with the second jacking block (22), and described
One jacking block (19) runs through the second jacking block (22), and second jacking block (22) is connected with bull stick (4), first jacking block (19)
Front end is equipped with backing plate (20), and the outer wall of the backing plate (20) is equipped with multiple first springs (21), first spring (21)
Front end be connected with the inner wall of the second jacking block (22), the bottom interior wall of the valve body (1) is equipped with retainer ring (17), the retainer ring
(17) left and right sides top is connected with butterfly plate (3), and the left and right sides outer wall of the column (2) is mounted on second baffle
(25), the outer wall of the second baffle (25) is equipped with multiple second springs (24), the front end installation of the second spring (24)
There are first baffle (23), the second baffle (25) to run through first baffle (23), the bottom interior wall or so of first chuck (5)
Both sides are mounted on ball (26), and the lower surface of the ball (26) is connected with column (2) overlap joint, the second stubborn bar (10)
Right end is equipped with silica gel sheath (27), and block (28), the block are mounted at left and right sides of the bottom outer wall of the channel steel (6)
(28) inner wall is connected with the outer wall of column (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390956.2U CN207864636U (en) | 2017-10-26 | 2017-10-26 | A kind of hard seal butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721390956.2U CN207864636U (en) | 2017-10-26 | 2017-10-26 | A kind of hard seal butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864636U true CN207864636U (en) | 2018-09-14 |
Family
ID=63474395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721390956.2U Expired - Fee Related CN207864636U (en) | 2017-10-26 | 2017-10-26 | A kind of hard seal butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686165A (en) * | 2019-10-15 | 2020-01-14 | 西南石油大学 | Intelligent natural gas pipeline corrosion monitoring device |
| CN114321406A (en) * | 2022-01-10 | 2022-04-12 | 江苏明江阀业有限公司 | High-performance anti-leakage pneumatic full-lining butterfly valve |
-
2017
- 2017-10-26 CN CN201721390956.2U patent/CN207864636U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686165A (en) * | 2019-10-15 | 2020-01-14 | 西南石油大学 | Intelligent natural gas pipeline corrosion monitoring device |
| CN114321406A (en) * | 2022-01-10 | 2022-04-12 | 江苏明江阀业有限公司 | High-performance anti-leakage pneumatic full-lining 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: 20180914 Termination date: 20201026 |