CN209229041U - A kind of low-temperature brake valve - Google Patents
A kind of low-temperature brake valve Download PDFInfo
- Publication number
- CN209229041U CN209229041U CN201821528049.4U CN201821528049U CN209229041U CN 209229041 U CN209229041 U CN 209229041U CN 201821528049 U CN201821528049 U CN 201821528049U CN 209229041 U CN209229041 U CN 209229041U
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- Prior art keywords
- valve
- flashboard
- gland
- deck
- valve body
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- 210000004907 gland Anatomy 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 238000011144 upstream manufacturing Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a kind of low-temperature brake valves, including valve body, the valve body is internally provided with channel, the channel is internally provided with flashboard, the bottom of the flashboard is provided with valve chamber, the upper surface of the flashboard is provided with wedge shape, the upper surface of the wedge shape is provided with valve rod, the upper surface of the valve body is provided with valve deck, the valve deck is fixedly connected with the valve body by bolt, the junction of the valve deck and valve body is provided with gasket, and vertical center line axial symmetry of the gasket about valve rod, nut is provided at the top of the bolt, draining board is provided with above the valve deck, filler is provided with above the draining board, and the inside of valve deck is arranged in filler, gland is provided with above the filler, the two sides of the gland are provided with gland flange, the gland flange is fixedly connected by circular hole screw thread with valve deck.The utility model can effectively prevent the abnormal boosting of valve chamber by the escape orifice being arranged on flashboard, and structure is simple, significant effect.
Description
Technical field
The utility model relates to low-temperature brake valve technical field, specially a kind of low-temperature brake valve.
Background technique
The opening and closing element of low-temperature brake valve is flashboard, and the direction of motion and flow direction of flashboard are perpendicular, and gate valve can only make standard-sized sheet
It is closed with complete, cannot make adjustments and throttle.There are two sealing surface, two sealing surfaces of most common mode slide valve to form wedge for flashboard
Shape, key groove are different with valve parameter, and the flashboard of Wedge Gate Valves can be made an entirety, be called rigid flashboard；It can also do
At the flashboard that can generate micro-deformation, to improve its craftsmanship, the deviation that sealing surface angle generates in process is made up, this
Kind flashboard is called flexible disc.
Traditional low-temperature brake valve can not prevent the abnormal boosting of valve chamber during use, and boosting extremely can be led in valve chamber
The pressure inside valve chamber is caused to be difficult to keep balancing with the pressure at the import or export end of low-temperature brake valve, it is easy to lead to the hair of accident
It is raw.
Utility model content
The purpose of this utility model is to provide a kind of low-temperature brake valve, with solve it is mentioned above in the background art can not be pre-
The problem of anti-valve chamber boosts extremely.
To achieve the above object, the utility model provides the following technical solutions: a kind of low-temperature brake valve, including valve body, described
Valve body is internally provided with channel, and the channel is internally provided with flashboard, and the bottom of the flashboard is provided with valve chamber, the lock
The upper surface of plate is provided with wedge shape, and the upper surface of the wedge shape is provided with valve rod, and the upper surface of the valve body is provided with valve deck, institute
It states valve deck to be fixedly connected with the valve body by bolt, the junction of the valve deck and valve body is provided with gasket, and gasket is about valve rod
Vertical center line axial symmetry, be provided with nut at the top of the bolt, draining board, the drop be provided with above the valve deck
It is provided with filler above water plate, and the inside of valve deck is arranged in filler, gland, the gland are provided with above the filler
Two sides be provided with gland flange, the gland flange is fixedly connected by circular hole screw thread with valve deck, the circular hole screw thread
Both ends are provided with circular hole nut, valve stem nut are provided with above the gland, and the outer wall of valve rod is arranged in valve stem nut
On, handwheel is provided at the top of the valve rod.
Preferably, escape orifice is provided on the flashboard, and escape orifice runs through flashboard and extends to the inside of valve chamber.
Preferably, the junction of the circular hole nut and gland flange is provided with butterfly spring.
Preferably, connecting flange is provided on the outer wall of the valve body two sides.
Preferably, sealing ring is provided on the two sides outer wall in the channel.
Preferably, the draining board runs through valve deck and extends to the outside of valve deck.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model can effectively prevent valve chamber boosting extremely, escape orifice by being provided with escape orifice on flashboard
Through flashboard and the inside of valve chamber is extended to, the pressure in valve chamber can be effectively discharged by the escape orifice being arranged on flashboard
Power, escape orifice run through flashboard and extend to the inside of valve chamber, when valve chamber boosts extremely, can be reached by escape orifice and upstream line
To pressure balance, in valve inner, flashboard is pressed on downstream valve seat sealing ring by upstream pressure medium, realizes down stream low pressure side
Sealing, to achieve the purpose that prevent valve chamber boosts extremely.
2, can play the role of compressing filler by being provided with butterfly spring in the junction of circular hole nut and gland flange,
The junction of circular hole nut and gland flange, which is provided with butterfly spring, can play the role of compressing filler, to prevent because for a long time
The relaxation of filler is worked and caused, the filler inside low-temperature brake valve is allowed to carry out stable filler work for a long time.
3, it can effectively guarantee the working environment of filler by the draining board of setting, draining board is through valve deck and extends to
Outside valve deck, draining board separates filler and valve body, avoids condensation water flow and enters filler area of insulation, fills out to ensure that
The working environment of material.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the flashboard structure schematic diagram of the utility model；
Fig. 3 is the part A structure enlargement diagram of the utility model.
In figure: 1, valve body；2, channel；3, flashboard；4, wedge-shaped；5, valve rod；6, gasket；7, bolt；8, nut；9, valve deck；
10, draining board；11, filler；12, gland；13, gland flange；14, valve stem nut；15, handwheel；16, connecting flange；17, it seals
Circle；18, escape orifice；19, valve chamber；20, circular hole nut；21, butterfly spring；22, circular hole screw thread.
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.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of low-temperature brake valve, including valve body 1, valve body 1
Be internally provided with channel 2, transmission medium is played the role of in channel 2, and channel 2 is internally provided with flashboard 3, and flashboard 3, which plays, to be opened
The effect of closed walk 2, the bottom of flashboard 3 are provided with valve chamber 19, and the upper surface of flashboard 3 is provided with wedge shape 4, and wedge shape 4 plays reinforcement
The effect of sealing effect, the upper surface of wedge shape 4 are provided with valve rod 5, and valve rod 5 plays the effect for driving flashboard 3 mobile, valve body 1
Upper surface is provided with valve deck 9, and valve deck 9 plays the role of 1 top of fixed valve body, and valve deck 9 connects by the way that bolt 7 and valve body 1 are fixed
It connecing, the junction of valve deck 9 and valve body 1 is provided with gasket 6, and gasket 6 plays the role of separating valve deck 9 and 1 junction of valve body, and
Vertical center line axial symmetry of the gasket 6 about valve rod 5, the top of bolt 7 are provided with nut 8, and the top of valve deck 9, which is provided with, drips
Plate 10, the top of draining board 10 is provided with filler 11, and the inside of valve deck 9 is arranged in filler 11, and the top of filler 11 is provided with
Gland 12, the two sides of gland 12 are provided with gland flange 13, and gland flange 13 plays the role of connecting valve deck 9, gland flange
13 are fixedly connected by circular hole screw thread 22 with valve deck 9, and the both ends of circular hole screw thread 22 are provided with circular hole nut 20, gland 12 it is upper
Side is provided with valve stem nut 14, and valve stem nut 14 plays the role of fixed 5 top of valve rod, and valve stem nut 14 is arranged in valve rod 5
Outer wall on, the top of valve rod 5 is provided with handwheel 15, and handwheel 15 plays the role of controlling low-temperature brake valve opening and closing.
Further, escape orifice 18 is provided on flashboard 3, and escape orifice 18 runs through flashboard 3 and extends to the inside of valve chamber 19,
The abnormal boosting of valve chamber 19 can effectively be prevented by the escape orifice 18 being arranged on flashboard 3, escape orifice 18 runs through flashboard 3 simultaneously
The inside for extending to valve chamber 19 can reach pressure balance by escape orifice 18 and upstream line when the abnormal boosting of valve chamber 19,
Inside valve body 1, flashboard 3 is pressed on downstream valve seat by upstream pressure medium, down stream low pressure side seal is realized, to reach prevention
The purpose that valve chamber 19 boosts extremely.
Further, the junction of circular hole nut 20 and gland flange 13 is provided with butterfly spring 21, by circular hole nut 20 with
The junction of gland flange 13, which is provided with butterfly spring 21, can play the role of compressing filler 11, prevent from leading because of working long hours
The relaxation for causing filler 11, allows the prolonged steady operation of low-temperature brake valve.
Further, connecting flange 16, the connection being arranged on the two sides outer wall of valve body 1 are provided on 1 two sides outer wall of valve body
Flange 16 can be made the two sides of low-temperature brake valve are separately connected upstream conduit and downstream conduit by connecting flange 16
The connection obtained between the two sides and upstream conduit and downstream conduit of valve body 1 is even closer.
Further, sealing ring 17, the sealing ring being arranged on 2 two sides outer wall of channel are provided on the two sides outer wall in channel 2
17 effect to sealed passage 2 and conduit connection, sealing ring 17 can effectively reinforce the close of channel 2 and conduit connection
Sealing property avoids the problem of medium that low-temperature brake valve transmits is leaked from channel 2 and conduit connection.
Further, draining board 10 runs through valve deck 9 and extends to the outside of valve deck 9, and draining board 10 can be effectively guaranteed
The working environment of filler 11, draining board 10 separate filler 11 and valve body 1, and avoiding condensation water flow, to enter filler 11 heat-insulated
Region, to ensure that the working environment of filler 11.
Working principle: in use, the two sides of valve body 1 are separately connected upper transmission by the connecting flange 16 of 1 two sides of valve body
The upstream conduit and downstream conduit of medium are rotated come band ovable valve stem 5 by rotation handwheel 15, are driven by the rotation of valve rod 5
The movement of flashboard 3, flashboard 3 are moved centered on the vertical center line of valve body 1, control cryotron gate by control handwheel 15
Opening and closing can reach pressure balance by escape orifice 18 and upstream line when the abnormal boosting of valve chamber 19.Inside valve body 1, on
Flashboard 3 is pressed on downstream valve seat sealing ring 17 by trip pressure medium, realizes down stream low pressure side seal, passes through control handwheel 15
Rotation amplitude controls the flow of low-temperature brake valve transmission medium, completes the work of low-temperature brake valve transmission medium.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of low-temperature brake valve, including valve body (1), it is characterised in that: being internally provided with channel (2) for the valve body (1), it is described
Channel (2) is internally provided with flashboard (3), and the bottom of the flashboard (3) is provided with valve chamber (19), the upper table of the flashboard (3)
Face is provided with wedge-shaped (4), and the upper surface of the wedge shape (4) is provided with valve rod (5), and the upper surface of the valve body (1) is provided with valve
It covers (9), the valve deck (9) is fixedly connected by bolt (7) with valve body (1), and the valve deck (9) and the junction of valve body (1) are set
It is equipped with gasket (6), and vertical center line axial symmetry of the gasket (6) about valve rod (5), is provided with spiral shell at the top of the bolt (7)
Female (8) are provided with draining board (10) above the valve deck (9), are provided with filler (11) above the draining board (10), and
Filler (11) setting is provided with gland (12) above the inside of valve deck (9), the filler (11), and the two of the gland (12)
Side is provided with gland flange (13), and the gland flange (13) is fixedly connected by circular hole screw thread (22) with valve deck (9), described
The both ends of circular hole screw thread (22) are provided with circular hole nut (20), are provided with valve stem nut (14) above the gland (12),
And valve stem nut (14) is arranged on the outer wall of valve rod (5), is provided with handwheel (15) at the top of the valve rod (5).
2. a kind of low-temperature brake valve according to claim 1, it is characterised in that: be provided with escape orifice on the flashboard (3)
(18), and escape orifice (18) runs through flashboard (3) and extends to the inside of valve chamber (19).
3. a kind of low-temperature brake valve according to claim 1 or 2, it is characterised in that: the circular hole nut (20) and gland method
The junction of blue (13) is provided with butterfly spring (21).
4. a kind of low-temperature brake valve according to claim 1 or 2, it is characterised in that: be all provided on the outer wall of valve body (1) two sides
It is equipped with connecting flange (16).
5. a kind of low-temperature brake valve according to claim 1 or 2, it is characterised in that: on the two sides outer wall of the channel (2)
It is provided with sealing ring (17).
6. a kind of low-temperature brake valve according to claim 1 or 2, it is characterised in that: the draining board (10) runs through valve deck (9)
And extend to the outside of valve deck (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528049.4U CN209229041U (en) | 2018-09-19 | 2018-09-19 | A kind of low-temperature brake valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821528049.4U CN209229041U (en) | 2018-09-19 | 2018-09-19 | A kind of low-temperature brake valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209229041U true CN209229041U (en) | 2019-08-09 |
Family
ID=67498800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821528049.4U Active CN209229041U (en) | 2018-09-19 | 2018-09-19 | A kind of low-temperature brake valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209229041U (en) |
-
2018
- 2018-09-19 CN CN201821528049.4U patent/CN209229041U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325102 Dongou Industrial Park, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province (floor 1, building 3, Yongjia Chengyi Valve Co., Ltd.) Patentee after: Dagao Petrochemical Technology Co.,Ltd. Address before: 325102 Oubei Street and Yicun Dongyuan Road, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG YING BO VALVE Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 101, Building 26, Zone 12, Wanyang Zhongchuang City, Bihu Town, Liandu District, Lishui City, Zhejiang Province, 323006 Patentee after: EFT Valve Technology Co.,Ltd. Country or region after: China Address before: 325102 Dongou Industrial Park, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province (1st floor, building 3, Yongjia Chengyi Valve Co., Ltd.) Patentee before: Dagao Petrochemical Technology Co.,Ltd. Country or region before: China |