CN207421369U - A kind of high temperature and pressure Wedge type double gate board gate valve - Google Patents
A kind of high temperature and pressure Wedge type double gate board gate valve Download PDFInfo
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- CN207421369U CN207421369U CN201721511453.6U CN201721511453U CN207421369U CN 207421369 U CN207421369 U CN 207421369U CN 201721511453 U CN201721511453 U CN 201721511453U CN 207421369 U CN207421369 U CN 207421369U
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- flashboard
- valve
- valve body
- high temperature
- guiding rib
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Abstract
A kind of high temperature and pressure Wedge type double gate board gate valve.It is characterized in that：The guiding rib arranged vertically is equipped in the valve body, the flashboard frame is correspondingly provided with guide groove, and slides and coordinate with guiding rib；The body base is equipped with the first card slot being adapted to guiding rib, and the valve deck bottom is equipped with the second card slot being adapted to guiding rib, and the guiding rib both ends are stuck in the first card slot and the second card slot.It the advantage is that the guiding rib both ends are stuck in the first card slot and the second card slot, not only realize the location fit between guiding rib, valve deck, valve body three, it is easier for installation, and ensure that the guiding position of guiding rib is accurate, improve the job stability for bearing dynamics, greatly improving at high temperature under high pressure of guiding rib.
Description
Technical field
The utility model is related to a kind of double-flashboard gate valve, more particularly to a kind of high temperature and pressure Wedge type double gate board gate valve.
Background technology
Wedge type double gate board gate valve is one kind of gate valve, the wedge shaped structure of flashboard, and includes the of flashboard frame and its both sides
One flashboard and the second flashboard.
The direction of motion of flashboard and flow direction are perpendicular, therefore the guiding arranged vertically would generally be welded in its valve body
Muscle is correspondingly arranged guide groove on flashboard frame, and the sliding routing motion of flashboard frame is realized by the cooperation of guide groove and guiding rib,
Guiding rib can not only provide a guiding role to the open and close of flashboard, and guiding rib can support flashboard, make it
Impact of the pipeline internal medium to it can preferably be born.
But still can often occur when in the working environment that Wedge type double gate board gate valve is in high temperature and pressure because high in valve
Pressure causes guiding rib that can not bear pressure and deform, and influences to be oriented to the precision of position, easily leak, stability is poor.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provides a kind of high temperature and pressure Wedge type double gate board gate valve, not only
It can ensure that the guiding position of guiding rib is accurate, and greatly improve the job stability of gate valve at high temperature under high pressure.
Technical solution used by the utility model：A kind of high temperature and pressure Wedge type double gate board gate valve, including valve body, valve rod,
Valve seat, valve deck, flashboard, driving mechanism；The valve deck is located at valve body upper end, and the valve seat is mounted in valve body, the flashboard bag
It includes flashboard frame and is separately positioned on the first flashboard and the second flashboard of flashboard frame both sides, and the first flashboard, the second flashboard energy and valve
Seat forms sealing cooperation, and the valve rod stretches into valve body, and the upper end connection driving mechanism, lower end connection flashboard frame from top to bottom；
The guiding rib arranged vertically is equipped in the valve body, the flashboard frame is correspondingly provided with guide groove, and slides and coordinate with guiding rib；Institute
It states body base and is equipped with the first card slot being adapted to guiding rib, the valve deck bottom is equipped with the second card slot being adapted to guiding rib,
The guiding rib both ends are stuck in the first card slot and the second card slot.
The flashboard frame structure with a narrow upper and lower width, the flashboard frame upper end are equipped with first annular buckle, and described first
Flashboard is collectively formed and the first annular first annular groove for being buckled and being adapted to, the flashboard frame lower end peace with the second flashboard upper end
Equipped with the second annular buckle, first flashboard is collectively formed be adapted to the second annular buckle second with the second flashboard lower end
Annular groove.
The circular mounting through hole there are one lateral arrangement is set in the middle part of the flashboard frame；First flashboard is close to flashboard frame
One side is provided with first boss, and the first boss is stretched into circular mounting through hole, and its end face is equipped with spherical groove；Described
Two flashboards are provided with second boss close to the one side of flashboard frame, and the second boss is stretched into circular mounting through hole, and its end face
Equipped with circular groove；Be additionally provided in the circular mounting through hole connection the first flashboard and the second flashboard universal jacking block, described ten thousand
Include cylinder mounting portion to jacking block, mounting portion one end is formed with adjustment section spherical in shape, the installation of the universal jacking block
Portion is mounted on circular groove, adjustment section and spherical groove mating spherical surfaces.
The first boss, second boss outer ring structure spherical in shape.
The spherical groove surface overlaying has one layer of abrasion sealer.
Self sealing structure is formed between the valve deck and valve body, which includes wedge shape sealing ring, washer, decile
Spacing ring, pressure ring；Sealing mounting groove is equipped between the valve deck and valve body, the sealing installation trench bottom is in ramp structure；Institute
State wedge shape sealing ring, washer be successively set on sealing mounting groove in, and with valve deck, valve seal coordinate；In the valve body upper end
Wall is formed with limiting slot, and the decile spacing ring is arranged in limiting slot to be coordinated with limiting slot axial limiting, and is arranged on washer
Top；The pressure ring is arranged on above decile spacing ring, and is connected by bolt with valve deck.
The bolt is equipped with disc spring.
One end that the valve rod is located at outside valve body is equipped with instruction block.
Using key connection between the instruction block and valve rod, the valve body is equipped with block corresponding with instruction block both ends.
The beneficial effects of the utility model are：Using above scheme, the guiding rib both ends be stuck in the first card slot with
In second card slot, the location fit between guiding rib, valve deck, valve body three is not only realized, it is easier for installation, and ensure
The guiding position of guiding rib is accurate, and that improves guiding rib bears dynamics, greatly improves job stability at high temperature under high pressure.
Description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment high temperature and pressure Wedge type double gate board gate valve.
Fig. 2 is the enlarged diagram at A in Fig. 1.
Fig. 3 is the enlarged diagram at B in Fig. 1.
Fig. 4 is the structure diagram at C-C in Fig. 1.
1- valve bodies in figure, 2- valve rods, 3- valve seats, 4- valve decks, 5- driving mechanisms, 6- flashboard framves, 61- circular mounting through holes,
The first flashboards of 7-, 71- first boss, the second flashboards of 8-, 81- second boss, the universal jacking blocks of 9-, 91- mounting portions, 92- adjustment sections,
10- guiding ribs, the first card slots of 11-, the second card slots of 12-, the first annular buckles of 13-, 14- the second annular buckles, 15- wedge-type seals
Circle, 16- washers, 17- etc. divide spacing ring, 18- pressure rings, 19- bolts, 20- disc springs, 21- instruction blocks, 22- blocks.
Specific embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in the figure, a kind of high temperature and pressure Wedge type double gate board gate valve, including valve body 1, valve rod 2, valve seat 3, valve deck 4, flashboard,
Driving mechanism 5；The valve deck 4 is located at 1 upper end of valve body, and the valve seat 3 is mounted in valve body 1, the flashboard include flashboard frame 6 and
The first flashboard 7 and the second flashboard 8 of 6 both sides of flashboard frame are separately positioned on, and the first flashboard 7, the second flashboard 8 can be with 3 shapes of valve seat
Coordinate into sealing, the valve rod 2 stretches into valve body 1, and the upper end connection driving mechanism 5, lower end connection flashboard frame 6 from top to bottom；
The guiding rib 10 arranged vertically is equipped in the valve body 1, the flashboard frame 6 is correspondingly provided with guide groove, and is slid with guiding rib 10
Cooperation；1 bottom of valve body is equipped with the first card slot 11 being adapted to guiding rib 10, and 4 bottom of valve deck is equipped with and guiding rib 10
Second card slot 12 of adaptation, 10 both ends of guiding rib are stuck in the first card slot 11 and the second card slot 12, and are welded with valve body 1
Connect fixation.
10 both ends of guiding rib are stuck in the first card slot 11 and the second card slot 12, not only realize guiding rib 10,
Location fit between valve deck 4,1 three of valve body, assembly and connection is more convenient, and ensures the guiding position essence of guiding rib 10
Standard improves the job stability for bearing dynamics, greatly improving at high temperature under high pressure of guiding rib 10.
As shown in the figure, 6 structure with a narrow upper and lower width of flashboard frame, 6 upper end of flashboard frame are equipped with first annular card
Button 13, first flashboard 7 and 8 upper end of the second flashboard be collectively formed with it is first annular be buckled 13 be adapted to it is first annular recessed
Slot, 6 lower end of flashboard frame are equipped with the second annular buckle 14, and first flashboard 7 has been collectively formed with 8 lower end of the second flashboard
With 14 second annular grooves that be adapted tos of the second annular buckle, 14 are buckled by the first lock in the second annular by first annular buckle 13
7 and second flashboard 8 of plate is mounted on flashboard frame 6, simple in structure, easy for installation.
Further, valve rod 2 is equipped with annular convex platform, the first annular buckle 13 be clipped in the annular convex platform of valve rod 2 with
Between flashboard frame 6, the second annular buckle 14 is fixed by screws under flashboard frame 6, solid and reliable, and installation side
Just.
As shown in the figure, 6 middle part of flashboard frame sets the circular mounting through hole 61 there are one lateral arrangement；First flashboard
7 are provided with first boss 71 close to the one side of flashboard frame 6, and the first boss 71 is stretched into circular mounting through hole 61, and its end
Face is equipped with spherical groove 72；Second flashboard 8 is provided with second boss 81, the second boss close to the one side of flashboard frame 6
81 stretch into circular mounting through hole 61, and its end face is equipped with circular groove 82；Connection is additionally provided in the circular mounting through hole 61
The universal jacking block 9 of first flashboard 7 and the second flashboard 8, the universal jacking block 9 include cylinder mounting portion 91, mounting portion 91
One end is formed with adjustment section 92 spherical in shape, and the mounting portion 91 of the universal jacking block 9 is mounted on circular groove 82, adjustment section 92 with
72 mating spherical surfaces of spherical groove realize the automatic-sealed angle tune between the first flashboard 7 and the second flashboard 8 by universal jacking block 9
It is whole, it is ensured that can be fitted closely with valve base sealing, reach sealing effect.
As shown in the figure, the first boss 71,81 outer ring of second boss structure spherical in shape so that first boss 71, second
Point contact is kept between boss 81 and circular mounting through hole 61, is more advantageous to the regulating effect of the first flashboard 7 and the second flashboard 8,
It avoids stuck.
As shown in the figure, 72 surface overlaying of spherical groove has one layer of abrasion sealer, not only ensure sealing effect, but also
Reduce abrasion.
As shown in the figure, forming self sealing structure between the valve deck 4 and valve body 1, which includes wedge-type seal
Ring 15, washer 16, decile spacing ring 17, pressure ring 18；Sealing mounting groove, the sealing peace are equipped between the valve deck 4 and valve body 1
Tankage bottom is in ramp structure；The wedge shape sealing ring 15, washer 16 be successively set on sealing mounting groove in, and with valve deck 4, valve
The sealing cooperation of body 1；The 1 upper end inner wall of valve body is formed with limiting slot, and the decile spacing ring 17 is arranged in limiting slot and limit
Position slot axial limiting cooperation, and it is arranged on 16 top of washer；The pressure ring 18 is arranged on 17 top of decile spacing ring, and passes through spiral shell
Bolt 19 is connected with valve deck 4, and self sealing structure is more suitable for the working environment of high temperature and pressure, and pressure is bigger, and sealing effect is more preferable.
As shown in the figure, the bolt 19 is equipped with disc spring 20, further increase pretightning force, improve stability.
As shown in the figure, the valve rod 2, which is located at one end outside valve body 1, is equipped with instruction block 21, for position instruction, further
, using key connection between the instruction block 21 and valve rod 2, the valve body 1 is equipped with block corresponding with 21 both ends of instruction block
22, while indicating positions, guide-localization can also be played the role of, effect is more preferable.
Embodiment is not construed as the limitation to utility model, but any spiritual improvements introduced based on the utility model,
It all should be within the scope of protection of the utility model.
Claims (9)
1. a kind of high temperature and pressure Wedge type double gate board gate valve, including valve body（1）, valve rod（2）, valve seat（3）, valve deck（4）, flashboard, drive
Motivation structure（5）；The valve deck（4）Positioned at valve body（1）Upper end, the valve seat（3）Mounted on valve body（1）Interior, the flashboard includes
Flashboard frame（6）And it is separately positioned on flashboard frame（6）First flashboard of both sides（7）With the second flashboard（8）, and the first flashboard（7）,
Two flashboards（8）Energy and valve seat（3）Form sealing cooperation, the valve rod（2）Valve body is stretched into from top to bottom（1）, and the upper end connects
Driving mechanism（5）, lower end connection flashboard frame（6）；
It is characterized in that：The valve body（1）It is interior equipped with the guiding rib arranged vertically（10）, the flashboard frame（6）It is correspondingly provided with and leads
To slot, and and guiding rib（10）Sliding cooperation；The valve body（1）Bottom is equipped with and guiding rib（10）First card slot of adaptation
（11）, the valve deck（4）Bottom is equipped with and guiding rib（10）Second card slot of adaptation（12）, the guiding rib（10）Distinguish at both ends
It is stuck in the first card slot（11）With the second card slot（12）It is interior.
2. high temperature and pressure Wedge type double gate board gate valve according to claim 1, it is characterised in that：The flashboard frame（6）It presents
Narrow structure under width, the flashboard frame（6）Upper end is equipped with first annular buckle（13）, first flashboard（7）With the second lock
Plate（8）Upper end has been collectively formed and first annular buckle（13）The first annular groove of adaptation, the flashboard frame（6）It installs lower end
There is the second annular buckle（14）, first flashboard（7）With the second flashboard（8）Lower end has been collectively formed to be buckled with the second annular
（14）The second annular groove of adaptation.
3. high temperature and pressure Wedge type double gate board gate valve according to claim 1 or 2, it is characterised in that：The flashboard frame（6）In
Portion sets the circular mounting through hole there are one lateral arrangement（61）；First flashboard（7）Close to flashboard frame（6）One side be provided with
First boss（71）, the first boss（71）Stretch into circular mounting through hole（61）It is interior, and its end face is equipped with spherical groove（72）；
Second flashboard（8）Close to flashboard frame（6）One side be provided with second boss（81）, the second boss（81）Stretch into circle
Installation through-hole（61）It is interior, and its end face is equipped with circular groove（82）；The circular mounting through hole（61）Inside it is additionally provided with connection first
Flashboard（7）With the second flashboard（8）Universal jacking block（9）, the universal jacking block（9）Including cylinder mounting portion（91）, peace
Dress portion（91）One end is formed with adjustment section spherical in shape（92）, the universal jacking block（9）Mounting portion（91）Mounted on circular recessed
Slot（82）, adjustment section（92）With spherical groove（72）Mating spherical surfaces.
4. high temperature and pressure Wedge type double gate board gate valve according to claim 3, it is characterised in that：The first boss（71）、
Second boss（81）Outer ring structure spherical in shape.
5. high temperature and pressure Wedge type double gate board gate valve according to claim 3, it is characterised in that：The spherical groove（72）Table
Surface build-up welding has one layer of abrasion sealer.
6. high temperature and pressure Wedge type double gate board gate valve according to claim 1, it is characterised in that：The valve deck（4）With valve body
（1）Between form self sealing structure, the self sealing structure include wedge shape sealing ring（15）, washer（16）, decile spacing ring（17）、
Pressure ring（18）；The valve deck（4）With valve body（1）Between be equipped with sealing mounting groove, it is described sealing installation trench bottom be in ramp structure；
The wedge shape sealing ring（15）, washer（16）It is successively set in sealing mounting groove, and and valve deck（4）, valve body（1）Sealing is matched somebody with somebody
It closes；The valve body（1）Upper end inner wall is formed with limiting slot, the decile spacing ring（17）It is arranged in limiting slot and /V fluted shaft
Coordinate to /V, and be arranged on washer（16）Top；The pressure ring（18）It is arranged on decile spacing ring（17）Top, and pass through spiral shell
Bolt（19）With valve deck（4）Connection.
7. high temperature and pressure Wedge type double gate board gate valve according to claim 6, it is characterised in that：The bolt（19）It is equipped with
Disc spring（20）.
8. high temperature and pressure Wedge type double gate board gate valve according to claim 1, it is characterised in that：The valve rod（2）Positioned at valve
Body（1）Outer one end is equipped with instruction block（21）.
9. high temperature and pressure Wedge type double gate board gate valve according to claim 8, it is characterised in that：The instruction block（21）With valve
Bar（2）Between using key connection, the valve body（1）It is equipped with indicating block（21）The corresponding block in both ends（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721511453.6U CN207421369U (en) | 2017-11-14 | 2017-11-14 | A kind of high temperature and pressure Wedge type double gate board gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721511453.6U CN207421369U (en) | 2017-11-14 | 2017-11-14 | A kind of high temperature and pressure Wedge type double gate board gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207421369U true CN207421369U (en) | 2018-05-29 |
Family
ID=62305907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721511453.6U Active CN207421369U (en) | 2017-11-14 | 2017-11-14 | A kind of high temperature and pressure Wedge type double gate board gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207421369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215949A (en) * | 2021-11-11 | 2022-03-22 | 洛阳双瑞特种装备有限公司 | Self-sealing device for preventing valve from leaking outside under high-temperature and high-pressure working conditions |
-
2017
- 2017-11-14 CN CN201721511453.6U patent/CN207421369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215949A (en) * | 2021-11-11 | 2022-03-22 | 洛阳双瑞特种装备有限公司 | Self-sealing device for preventing valve from leaking outside under high-temperature and high-pressure working conditions |
| CN114215949B (en) * | 2021-11-11 | 2024-05-28 | 中船双瑞(洛阳)特种装备股份有限公司 | Self-sealing device for preventing valve from leaking outside under high-temperature high-pressure working condition |
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