CN208793676U - The multi-sealed gate valve of the type that baroclines - Google Patents
The multi-sealed gate valve of the type that baroclines Download PDFInfo
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- CN208793676U CN208793676U CN201821611874.0U CN201821611874U CN208793676U CN 208793676 U CN208793676 U CN 208793676U CN 201821611874 U CN201821611874 U CN 201821611874U CN 208793676 U CN208793676 U CN 208793676U
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- hollow
- valve
- valve plate
- rubber washer
- valve body
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Abstract
The utility model discloses the multi-sealed gate valve of the type that baroclines, including valve body, the top side detachable of valve body is connected with valve deck, and u-bracket is connected at the top of valve deck, and the upper end rotation of u-bracket is plugged with thread bush.The utility model structure is simple, handwheel drives thread bush rotation, thread bush is connect with screw flight, valve body limits hollow valve plate, realize hollow valve plate oscilaltion, conjunction is opened in completion, when hollow valve plate decline is that valve is closed, the inclined-plane of hollow valve plate two sides and the inclined-plane of hollow sleeve offset, a component is generated in horizontal plane, it is bonded the first rubber washer with the second rubber washer tighter, sealing performance also increases, simultaneously, screw rod drives disk decline, air bag is pressurized, spring washer inflation, further increase the pressure between the first rubber washer and the second rubber washer, promote sealing performance further, to realize high leakproofness.
Description
Technical field
The utility model relates to gate valve technical fields, more particularly to the multi-sealed gate valve of the type that baroclines.
Background technique
Gate valve is an opening and closing element flashboard, and the direction of motion and flow direction of flashboard are perpendicular, gate valve can only make standard-sized sheet and
Quan Guan cannot make adjustments and throttle, and gate valve is sealed by valve seat and rams contact, and usual sealing surface can deposited metal material
To increase wearability, such as built-up welding 1Cr13, STL6, stainless steel.Flashboard has rigid flashboard and flexible disc, not according to flashboard
Together, gate valve is divided into rigid gate valve and resilient gate valve；The flashboard of existing gate valve is generally vertically moved up or down, and leads to flashboard and valve body
Joint face is also parallel contact faces, so, due to lacking horizontal applied force, cause the sealing ring at joint face be pressurized compared with
Small, compactness is lower, and then can reduce sealing effect.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the type that baroclines proposed is multi-sealed
Gate valve.
To achieve the goals above, the utility model adopts the technical scheme that
The multi-sealed gate valve of the type that baroclines, including valve body, the top side detachable of valve body are connected with valve deck, the top connection of valve deck
There is u-bracket, the upper end rotation of u-bracket is plugged with thread bush, and thread bush internal screw thread is plugged with screw rod, and the outer ring of thread bush is solid
Surely it is socketed with handwheel, the lower end of the screw rod through valve deck and is removably connected with hollow valve plate, and hollow valve plate runs through valve body, and
The two sides of hollow valve plate are inclined-plane, and the two sides inclined-plane of hollow valve plate, which contradicts, hollow sleeve, the inner ring spiral shell of hollow sleeve and valve body
Line connection, and expansion bead is equipped between hollow sleeve and hollow valve plate.
Preferably, the expansion bead includes and is connected to the spring washer on hollow valve plate inclined-plane, and spring washer is
Hollow structure, spring washer are connected to hollow valve plate, and spring washer is connected with the second rubber far from the side of hollow valve plate
The side of washer, the other side of the second rubber washer contradict the side for having the first rubber washer, the other side of the first rubber washer
It is connect with hollow sleeve close to the inclined-plane of hollow valve plate side, be located in valve deck one section of the screw rod is socketed with disk, disk
Downside is connected with one end of air bag, and the other end of air bag is connected with supporting block, the upper end inner wall connection of supporting block and valve body, air bag
It is connected to by gas-guide tube with hollow valve plate.
Preferably, first rubber washer side opposite with the second rubber washer is equipped with intermeshing wave
Line.
Preferably, the valve deck is bolted with valve body by first, is connected with connector sleeve at the top of the hollow valve plate,
Connector sleeve is socketed in the lower end of screw rod, and the sidewall thread of connector sleeve is connected with the second bolt, and the second bolt is located in connector sleeve
One end and the side wall of screw rod offset.
Compared with prior art, the utility model has the beneficial effects that
(1) handwheel drives thread bush rotation, and thread bush is connect with screw flight, and valve body limits hollow valve plate, real
Conjunction is opened in existing hollow valve plate oscilaltion, completion；
(2) when hollow valve plate decline is that valve is closed, the inclined-plane of hollow valve plate two sides and the inclined-plane of hollow sleeve offset, in water
Plane generates a component, is bonded the first rubber washer with the second rubber washer tighter, sealing performance also increases；
(3) screw rod drives disk decline, and air bag is pressurized, and spring washer inflation further increases the first rubber pad
Pressure between circle and the second rubber washer, promotes sealing performance further, to realize high leakproofness.
Detailed description of the invention
Fig. 1 be the utility model proposes structural schematic diagram；
Fig. 2 is part A schematic enlarged-scale view in Fig. 1.
In figure: handwheel 1, u-bracket 2, screw rod 3, connector sleeve 4, spring washer 5, valve body 6, thread bush 7, valve deck 8, circle
Disk 9, air bag 10, hollow valve plate 11, hollow sleeve 12, the first rubber washer 13, the second rubber washer 14.
Specific embodiment
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.
Referring to Fig.1-2, the multi-sealed gate valve of the type that baroclines, including valve body 6, the top side detachable of valve body 6 are connected with valve deck 8,
The top of valve deck 8 is connected with u-bracket 2, and the upper end rotation of u-bracket 2 is plugged with thread bush 7, and 7 internal screw thread of thread bush is plugged with
Screw rod 3, the outer ring fixing sleeve of thread bush 7 are connected to handwheel 1, and the lower end of screw rod 3 through valve deck 8 and is removably connected with hollow valve plate
11, hollow valve plate 11 runs through valve body 6, and the two sides of hollow valve plate 11 are inclined-plane, and the two sides inclined-plane of hollow valve plate 11 contradicts
There is hollow sleeve 12, hollow sleeve 12 is threadedly coupled with the inner ring of valve body 6, and expansion pad is equipped between hollow sleeve 12 and hollow valve plate 11
Circle, valve deck 8 are bolted with valve body 6 by first, and the top of hollow valve plate 11 is connected with connector sleeve 4, and connector sleeve 4 is socketed in spiral shell
The lower end of bar 3, the sidewall thread of connector sleeve 4 is connected with the second bolt, and the second bolt is located at one end and screw rod in connector sleeve 4
3 side wall offsets, installation easy to disassemble.
Expansion bead includes and is connected to the spring washer 5 on 11 inclined-plane of hollow valve plate, and spring washer 5 is hollow knot
Structure, spring washer 5 are connected to hollow valve plate 11, and spring washer 5 is connected with the second rubber far from the side of hollow valve plate 11
The side of washer 14, the other side of the second rubber washer 14 contradict the side for having the first rubber washer 13, the first rubber washer 13
The other side connect with hollow sleeve 12 close to the inclined-plane of 11 side of hollow valve plate, be located in valve deck 8 one section of screw rod 3 is socketed with circle
Disk 9, the downside of disk 9 are connected with one end of air bag 10, and the other end of air bag 10 is connected with supporting block, supporting block and valve body 6
The connection of upper end inner wall, air bag 10 are connected to by gas-guide tube with hollow valve plate 11, the first rubber washer 13 and the second rubber washer 14
Opposite side is equipped with intermeshing ripple glaze and improves leakproofness.
In this case, handwheel 1 drives thread bush 7 to rotate, and thread bush 7 is threadedly coupled with screw rod 3, and valve body 6 is to hollow valve plate 11
It being limited, realizes 11 oscilaltion of hollow valve plate, conjunction is opened in completion, when the decline of hollow valve plate 11 is that valve is closed, hollow valve plate
The inclined-plane of 11 two sides and the inclined-plane of hollow sleeve 12 offset, and generate a component in horizontal plane, make the first rubber washer 13 and second
The fitting of rubber washer 14 is tighter, and sealing performance also increases, meanwhile, screw rod 3 drives disk 9 to decline, and air bag 10 is pressurized, spring
5 inflation of formula washer further increases the pressure between the first rubber washer 13 and the second rubber washer 14, makes sealing performance
It is further promoted, to realize high leakproofness.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. the multi-sealed gate valve of the type that baroclines, including valve body (6), which is characterized in that the top side detachable of valve body (6) is connected with valve deck
(8), it is connected with u-bracket (2) at the top of valve deck (8), the upper end rotation of u-bracket (2) is plugged with thread bush (7), thread bush
(7) internal screw thread is plugged with screw rod (3), and the outer ring fixing sleeve of thread bush (7) is connected to handwheel (1), and the lower end of the screw rod (3) is run through
Valve deck (8) is simultaneously removably connected with hollow valve plate (11), and hollow valve plate (11) runs through valve body (6), and the two of hollow valve plate (11)
Side is inclined-plane, and the two sides inclined-plane of hollow valve plate (11), which contradicts, to be had hollow sleeve (12), the inner ring of hollow sleeve (12) and valve body (6)
It is threadedly coupled, and is equipped with expansion bead between hollow sleeve (12) and hollow valve plate (11).
2. the multi-sealed gate valve of the type that baroclines according to claim 1, which is characterized in that the expansion bead includes and connection
Spring washer (5) on hollow valve plate (11) inclined-plane, spring washer (5) be hollow structure, spring washer (5) with it is hollow
Valve plate (11) connection, spring washer (5) are connected with the side of the second rubber washer (14) far from the side of hollow valve plate (11),
The other side of second rubber washer (14) contradicts the side for having the first rubber washer (13), the other side of the first rubber washer (13)
It is connect with hollow sleeve (12) close to the inclined-plane of hollow valve plate (11) side, the screw rod (3) is located at one section of socket in valve deck (8)
Have disk (9), one end of air bag (10) is connected on the downside of disk (9), the other end of air bag (10) is connected with supporting block, support
Block is connect with the upper end inner wall of valve body (6), and air bag (10) is connected to by gas-guide tube with hollow valve plate (11).
3. the multi-sealed gate valve of the type that baroclines according to claim 2, which is characterized in that first rubber washer (13) with
The opposite side of second rubber washer (14) is equipped with intermeshing ripple glaze.
4. the multi-sealed gate valve of the type that baroclines according to claim 1, which is characterized in that the valve deck (8) and valve body (6) are logical
It crosses first to be bolted, be connected with connector sleeve (4) at the top of the hollow valve plate (11), connector sleeve (4) is socketed in screw rod (3)
Lower end, the sidewall thread of connector sleeve (4) is connected with the second bolt, and the second bolt is located at one end and screw rod in connector sleeve (4)
(3) side wall offsets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611874.0U CN208793676U (en) | 2018-09-30 | 2018-09-30 | The multi-sealed gate valve of the type that baroclines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611874.0U CN208793676U (en) | 2018-09-30 | 2018-09-30 | The multi-sealed gate valve of the type that baroclines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793676U true CN208793676U (en) | 2019-04-26 |
Family
ID=66211373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821611874.0U Active CN208793676U (en) | 2018-09-30 | 2018-09-30 | The multi-sealed gate valve of the type that baroclines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062994A (en) * | 2021-03-20 | 2021-07-02 | 朱虹虹 | Gate valve |
-
2018
- 2018-09-30 CN CN201821611874.0U patent/CN208793676U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062994A (en) * | 2021-03-20 | 2021-07-02 | 朱虹虹 | Gate valve |
| CN113062994B (en) * | 2021-03-20 | 2022-05-17 | 天津市中核科技实业有限公司 | Gate valve |
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