CN208107263U - A kind of sealing device used for sector blind plate valve - Google Patents
A kind of sealing device used for sector blind plate valve Download PDFInfo
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- CN208107263U CN208107263U CN201820230695.6U CN201820230695U CN208107263U CN 208107263 U CN208107263 U CN 208107263U CN 201820230695 U CN201820230695 U CN 201820230695U CN 208107263 U CN208107263 U CN 208107263U
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Abstract
The utility model relates to blank-plate valve technical fields, especially a kind of sealing device used for sector blind plate valve, including left valve barrel, center valve body, right valve barrel, the left valve barrel, drive shaft is rotatably connected between right valve barrel, the center valve body is affixed on the driving shaft, driving device is connected in the drive shaft, the gas nozzle is connected with air pump, the annular backup pad is equipped with annular air-pocket far from the side of center valve body, the annular air-pocket is connected to annular brace intralamellar part air cavity, the left valve barrel, right valve barrel is equipped with annular seal plate close to the side of center valve body, annular groove is offered among the annular seal plate, the annular brace intralamellar part is equipped with several flexible guide rods, described flexible guide rod one end is fixed on center valve body, the other end is fixed in annular push plate.The present apparatus plays good sealing function by simple structure, and medium is effectively avoided to flow out from the gap between valve body, guarantees medium steady flow.
Description
Technical field
The utility model relates to blank-plate valve technical field more particularly to a kind of sealing devices used for sector blind plate valve.
Background technique
Blank-plate valve is a kind of hand, the slide valve of the dynamic cutting gas medium of electronic or air-liquid, be generally divided into electric blind plate valve,
Surge blank-plate valve, pneumatic blank-plate valve, sealing type spile valve, electronic open type blank-plate valve.
The opening and closing of blank-plate valve is required to center valve body and rotates between the valve body of two sides, therefore the valve of center valve body and two sides
There are gap between body, when valve port is opened or is closed, medium is flowed out from gap.
Utility model content
Purpose of the utility model is to solve the not tight disadvantages of valve seal in the prior art, and the one kind proposed
The sealing device used for sector blind plate valve.
To achieve the goals above, the utility model uses following technical solution：
Design a kind of sealing device used for sector blind plate valve, including left valve barrel, center valve body, right valve barrel, the left side
Drive shaft is rotatably connected between valve body, right valve barrel, the center valve body is affixed on the driving shaft, is connected in the drive shaft
Driving device, the center valve body are equipped with blind plate, logical plate, and the left valve barrel, right valve barrel are equipped with valve port, the blind plate and logical
Plate two sides are equipped with sealing mechanism；
The sealing mechanism includes the annular backup pad being fixed on center valve body, and the annular brace intralamellar part offers
Annular air cavity, the annular backup pad are equipped with gas nozzle, and the gas nozzle is connected with air pump, and the annular backup pad is far from intermediate valve
The side of body is equipped with annular air-pocket, and the annular air-pocket is connected to annular brace intralamellar part air cavity, and the annular air-pocket end is set
There is annular push plate, the annular push plate is equipped with annular snap-gauge, and the left valve barrel, right valve barrel are all provided with close to the side of center valve body
There is annular seal plate, annular groove is offered among the annular seal plate, the annular brace intralamellar part is stretched equipped with several
Contracting guide rod, described flexible guide rod one end are fixed on center valve body, and the other end is fixed in annular push plate.
When rotating center valve body, the gas inside annular air-pocket is extracted out by air pump first, is that annular air-pocket is received
Contracting, moves annular push plate backward, and annular snap-gauge and annular seal plate separate, and then rotates center valve body and valve port is opened and closed,
When blind plate or logical plate move to valve port, annular air-pocket inner inflatable is given by air pump, heaves annular air-pocket, annular push plate
Annular snap-gauge movement is pushed, annular snap board is located in the annular groove of annular seal plate, realizes sealing, effectively avoid medium
It is leaked out from the gap between valve body.
Preferably, sealing ring is equipped in the annular groove of the annular seal plate.
Preferably, the annular snap-gauge is equipped with chamfering close to one end of annular seal plate.
The utility model proposes a kind of sealing device used for sector blind plate valve, beneficial effect is：The present apparatus is logical
Simple structure is crossed, good sealing function is played, medium is effectively avoided to flow out from the gap between valve body, guarantees that medium is stablized
Flowing.
Detailed description of the invention
Fig. 1 is the main view schematic diagram of the utility model；
Fig. 2 is the right view valve port Unclosing structure schematic diagram of the utility model；
Fig. 3 is the right view valve port closing structure schematic diagram of the utility model；
Fig. 4 is the portion the A enlarged structure schematic diagram of the utility model.
In figure：Blind plate 1, left valve barrel 2, center valve body 3, logical plate 4, valve port 5, driving device 6, right valve barrel 7, drive shaft 8, ring
Shape push plate 9, annular seal plate 10, annular air-pocket 11, annular backup pad 12, annular snap-gauge 13, gas nozzle 14, flexible guide rod 15.
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.1-4, a kind of sealing device used for sector blind plate valve, including left valve barrel 2, center valve body 3, right valve barrel
7, drive shaft 8 is rotatably connected between left valve barrel 2, right valve barrel 7, center valve body 3 is fixed in drive shaft 8, is connected in drive shaft 8
There is driving device 6, center valve body 3 is equipped with blind plate 1, logical plate 4, and left valve barrel 2, right valve barrel 7 are equipped with valve port 5, blind plate 1 and logical plate
4 two sides are equipped with sealing mechanism；
Sealing mechanism includes the annular backup pad 12 being fixed on center valve body 3, offers ring inside annular backup pad 12
Shape air cavity, annular backup pad 12 are equipped with gas nozzle 14, and gas nozzle 14 is connected with air pump, and annular backup pad 12 is far from center valve body 3
Side is equipped with annular air-pocket 11, and annular air-pocket 11 is connected to 12 inside air cavity of annular backup pad, and 11 end of annular air-pocket is equipped with ring
Shape push plate 9, annular push plate 9 are equipped with annular snap-gauge 13, and left valve barrel 2, right valve barrel 7 are equipped with ring close to the side of center valve body 3
Shape sealing plate 10 offers annular groove among annular seal plate 10, is equipped with sealing ring in the annular groove of annular seal plate 10,
Several flexible guide rods 15 are equipped with inside annular backup pad 12, flexible 15 one end of guide rod is fixed on center valve body 3, another
End is fixed in annular push plate 9, and annular snap-gauge 13 is equipped with chamfering close to one end of annular seal plate 10.
When rotating center valve body 3, the gas inside annular air-pocket 11 is extracted out by air pump first, is annular air-pocket
11 shrink, and move annular push plate 9 backward, and annular snap-gauge 13 and annular seal plate 10 separate, and then rotate center valve body 3 and carry out
It is opened and closed valve port, when blind plate 1 or logical plate 4 move to valve port 5, gives annular air-pocket 11 inner inflatable by air pump, makes annular gas
Capsule 11 is heaved, and annular push plate 9 pushes annular snap-gauge 13 to move, and annular snap-gauge 13 is made to be fastened on the annular groove of annular seal plate 10
It is interior, it realizes sealing, medium is effectively avoided to leak out from the gap between valve body.
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 (3)
1. a kind of sealing device used for sector blind plate valve, including left valve barrel (2), center valve body (3), right valve barrel (7), described
It being rotatably connected between left valve barrel (2), right valve barrel (7) drive shaft (8), the center valve body (3) is fixed on drive shaft (8),
It is connected with driving device (6) on the drive shaft (8), the center valve body (3) is equipped with blind plate (1), logical plate (4), the left side
Valve body (2), right valve barrel (7) are equipped with valve port (5), which is characterized in that the blind plate (1) and logical plate (4) two sides are equipped with sealing
Mechanism；
The sealing mechanism includes the annular backup pad (12) being fixed on center valve body (3), and the annular backup pad (12) is interior
Portion offers annular air cavity, and the annular backup pad (12) is equipped with gas nozzle (14), and the gas nozzle (14) is connected with air pump, described
Annular backup pad (12) is equipped with annular air-pocket (11) far from the side of center valve body (3), and the annular air-pocket (11) and annular are propped up
The internal air cavity connection of fagging (12), annular air-pocket (11) end are equipped with annular push plate (9), set on the annular push plate (9)
Have annular snap-gauge (13), the left valve barrel (2), right valve barrel (7) are equipped with annular seal plate close to the side of center valve body (3)
(10), annular groove is offered among the annular seal plate (10), is stretched inside the annular backup pad (12) equipped with several
Contracting guide rod (15), described flexible guide rod (15) one end are fixed on center valve body (3), and the other end is fixed in annular push plate
(9) on.
2. a kind of sealing device used for sector blind plate valve according to claim 1, which is characterized in that the annular is close
Sealing ring is equipped in the annular groove of sealing plate (10).
3. a kind of sealing device used for sector blind plate valve according to claim 1, which is characterized in that the annular snap
Plate (13) is equipped with chamfering close to the one end of annular seal plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820230695.6U CN208107263U (en) | 2018-02-09 | 2018-02-09 | A kind of sealing device used for sector blind plate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820230695.6U CN208107263U (en) | 2018-02-09 | 2018-02-09 | A kind of sealing device used for sector blind plate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208107263U true CN208107263U (en) | 2018-11-16 |
Family
ID=64123994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820230695.6U Active CN208107263U (en) | 2018-02-09 | 2018-02-09 | A kind of sealing device used for sector blind plate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208107263U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958792A (en) * | 2019-05-06 | 2019-07-02 | 浙江天天阀门有限公司 | A kind of two-piece type full-bore V-type ball valve |
| CN110953352A (en) * | 2019-12-31 | 2020-04-03 | 国威阀门制造有限公司 | Electric blind plate valve |
| CN111677681A (en) * | 2020-07-23 | 2020-09-18 | 浙江大自然户外用品股份有限公司 | Built-in type inflatable pump body |
| CN113202941A (en) * | 2021-04-01 | 2021-08-03 | 武汉策尔曼自动化设备有限公司 | Unclamping and clamping mechanism for glasses valve and operation method |
-
2018
- 2018-02-09 CN CN201820230695.6U patent/CN208107263U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958792A (en) * | 2019-05-06 | 2019-07-02 | 浙江天天阀门有限公司 | A kind of two-piece type full-bore V-type ball valve |
| CN110953352A (en) * | 2019-12-31 | 2020-04-03 | 国威阀门制造有限公司 | Electric blind plate valve |
| CN110953352B (en) * | 2019-12-31 | 2021-06-29 | 国威阀门制造有限公司 | Electric blind plate valve |
| CN111677681A (en) * | 2020-07-23 | 2020-09-18 | 浙江大自然户外用品股份有限公司 | Built-in type inflatable pump body |
| CN113202941A (en) * | 2021-04-01 | 2021-08-03 | 武汉策尔曼自动化设备有限公司 | Unclamping and clamping mechanism for glasses valve and operation method |
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