CN205937881U - Airtight blast gate - Google Patents
Airtight blast gate Download PDFInfo
- Publication number
- CN205937881U CN205937881U CN201620939385.2U CN201620939385U CN205937881U CN 205937881 U CN205937881 U CN 205937881U CN 201620939385 U CN201620939385 U CN 201620939385U CN 205937881 U CN205937881 U CN 205937881U
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- CN
- China
- Prior art keywords
- block
- sealing strip
- valve
- contiguous block
- valve disc
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Abstract
The utility model provides an airtight blast gate, includes valve body and valve disc, the valve disc connect on the valve body through the pivot, the valve body inner wall on be provided with first sealing strip and second sealing strip, the pivot on be provided with the rocker mechanism, the valve disc on be provided with the sealing strip, the laminating of first sealing strip and sealing strip, second sealing strip and valve disc on the tip laminating, the rocker mechanism include rocking arm and connecting block, the connecting block on be provided with the connecting rod, rocking arm and connecting block connect in the pivot, sealing performance is superior, stable in structure, long service life.
Description
Technical field
The utility model is related to valve, more particularly, to a kind of airtight air-valve.
Background technology
Air-valve is that a kind of structure is simple, widely used control valve, can be applicable to the various row such as chemical industry, building materials, power station
In the ventilation of industry, environment-friendly engineering, as the control device of gas medium Flow-rate adjustment or cut-out；Air-valve is typically by valve body, valve disc
With rotating shaft composition.
Traditional air-valve has the following disadvantages：
1. the poor sealing performance between valve disc and between valve disc and valve body；
2. control executing agency typically to adopt gear drive, complex structure, open laborious, dumb, and quick abrasion, make
Use short life.
3. valve disc manufactures for convenience, typically adopts flat board, choke poor performance.
Content of the invention
The utility model purpose is to provide a kind of airtight air-valve, solves above technical problem.
In order to realize above-mentioned technical purpose, reach above-mentioned technical requirements, the utility model be employed technical scheme comprise that：
A kind of airtight air-valve, including valve body and valve disc；Described valve disc is connected on valve body by rotating shaft；It is characterized in that：Described
First sealing strip and the second sealing strip are provided with valve interior wall；It is provided with endplay device in described rotating shaft；Described valve disc
On be provided with sealing strip；The first described sealing strip is fitted with sealing strip；The second described sealing strip is pasted with the end on valve disc
Close；Described endplay device includes rocking arm and contiguous block；It is provided with connecting rod on described contiguous block；Described rocking arm and connection
Block is connected in rotating shaft.
As preferred technical scheme：Described valve disc includes the first quadrangle block, the first hexagon block, the second quadrangle
Block and the second hexagon block；First described quadrangle block one end is provided with the first circular arc-like block, the other end and the first hexagon
Form the first groove between block；Form the second groove between the first described hexagon block and the second quadrangle block；Described
Two hexagon block one end are provided with the second arc block, the 3rd groove between the other end and the second quadrangle block.
As preferred technical scheme：Described sealing strip is connected on the first circular arc-like block and the second arc block.
As preferred technical scheme：Described contiguous block includes the first contiguous block, the second contiguous block and the 3rd contiguous block.
As preferred technical scheme：Described connecting rod includes head rod and the second connecting rod.
As preferred technical scheme：Described head rod is connected to the second contiguous block and the 3rd connection by bearing pin
On block；The second described connecting rod is connected on the first contiguous block and the 3rd contiguous block by bearing pin.
The beneficial effects of the utility model are：A kind of airtight air-valve, compared with traditional structure：Be provided with the first sealing strip and
Second sealing strip, fits it is ensured that in sealing property respectively with the end on sealing strip and valve disc on valve disc；Control executing agency
Employ endplay device, by contiguous block and connecting rod collective effect, realize being turned on or off of valve disc, compare gear and pass
Dynamic, long service life, easy to maintenance；Multiple grooves are provided with valve disc, enhance choke performance, formed together on valve disc surface
Gas stream, improves the airtight performance of air-valve indirectly.
Brief description
Fig. 1 is the utility model front view；
Fig. 2 is the utility model right view；
Fig. 3 is the utility model endplay device front view；
Fig. 4 is the utility model endplay device scheme of installation；
Fig. 5 is the utility model valve disc front view；
Fig. 6 is the utility model traditional structure gear drive scheme of installation；
Fig. 7 is the utility model geared portions front view；
In in figure：1. valve body, 2. valve disc, 2-1. the first quadrangle block, 2-2. the first hexagon block, 2-3. second quadrangle
Block, 2-4. the second hexagon block, 2-5. first circular arc-like block, 2-6. first groove, 2-7. second groove, 2-8. second arc
Block, 2-9. the 3rd groove, 3. rotating shaft, 4. the first sealing strip, 5. the second sealing strip, 6. endplay device, 7. sealing strip, 8. rocking arm,
9. contiguous block, 9-1. first contiguous block, 9-2. second contiguous block, 9-3. the 3rd contiguous block, 10. connecting rod, 10-1. first connect
Bar, 10-2. second connecting rod, 101. ends.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is further described；
In the accompanying drawings：A kind of airtight air-valve, including valve body 1 and valve disc 2；Described valve disc 2 is connected to valve body by rotating shaft 3
On 1；First sealing strip 4 and the second sealing strip 5 are provided with described valve body 1 inwall；It is provided with rocking bar machine in described rotating shaft 3
Structure 6；It is provided with sealing strip 7 on described valve disc 2；The first described sealing strip 4 is fitted with sealing strip 7；The second described sealing
Bar 5 is fitted with the end 101 on valve disc 2；Described endplay device 6 includes rocking arm 8 and contiguous block 9；Set on described contiguous block 9
It is equipped with connecting rod 10；Described rocking arm 8 and contiguous block 9 are connected in rotating shaft 3.
Described contiguous block 9 includes the first contiguous block 9-1, the second contiguous block 9-2 and the 3rd contiguous block 9-3；Described company
Extension bar 10 includes head rod 10-1 and the second connecting rod 10-2；Described head rod 10-1 is connected to by bearing pin
On two contiguous block 9-2 and the 3rd contiguous block 9-3；The second described connecting rod 10-2 is connected to the first contiguous block 9-1 by bearing pin
On the 3rd contiguous block 9-3；Second contiguous block 9-2 is driven by rocking arm 8, then by head rod 10-1 and the second connecting rod
The effect of 10-2, realizes valve disc 2 and links.
Described valve disc 2 includes the first quadrangle block 2-1, the first hexagon block 2-2, the second quadrangle block 2-3 and second
Hexagon block 2-4；First described quadrangle block 2-1 one end is provided with the first circular arc-like block 2-5, the other end and the first hexagon
Form the first groove 2-6 between block 2-2；Form second recessed between the first described hexagon block 2-2 and the second quadrangle block 2-3
Groove 2-7；Second described hexagon block 2-4 one end is provided with the second arc block 2-8, the other end and the second quadrangle block 2-3 it
Between the 3rd groove 2-9；Described sealing strip 7 is connected on the first circular arc-like block 2-5 and the second arc block 2-8；Described valve disc 2
On be provided with multiple grooves, enhance choke performance, valve disc surface formed one gas stream, like the fan between machine components
Palace seals, and indirectly improves the airtight performance of air-valve.
Of the present utility model it is embodied as：When actually used, rocking arm 8 can be arranged to automatic controls, to realize
Being turned on or off of valve disc 2, adjusts the flow of gas medium it is ensured that inleakage reaches standard requirement.
Above-described embodiment is only intended to clearly illustrate the utility model description, and the not limit to embodiment
Fixed, the change of other multi-forms to those of ordinary skill in the art, can also be made on the basis of the above description
Or change, there is no need to be exhaustive to all of embodiment, and the obvious change thus amplified out
Or change among still in protection domain of the present utility model.
Claims (6)
1. a kind of airtight air-valve, including valve body（1）And valve disc（2）；Described valve disc（2）By rotating shaft（3）It is connected to valve body（1）
On；It is characterized in that：Described valve body（1）First sealing strip is provided with inwall（4）With the second sealing strip（5）；Described turns
Axle（3）On be provided with endplay device（6）；Described valve disc（2）On be provided with sealing strip（7）；The first described sealing strip（4）With
Sealing strip（7）Laminating；The second described sealing strip（5）With valve disc（2）On end（101）Laminating；Described endplay device（6）
Including rocking arm（8）And contiguous block（9）；Described contiguous block（9）On be provided with connecting rod（10）；Described rocking arm（8）And connection
Block（9）It is connected to rotating shaft（3）On.
2. a kind of airtight air-valve according to claim 1 it is characterised in that：Described valve disc（2）Including the first quadrangle
Block（2-1）, the first hexagon block（2-2）, the second quadrangle block（2-3）With the second hexagon block（2-4）；The one or four described side
Shape block（2-1）One end is provided with the first circular arc-like block（2-5）, the other end and the first hexagon block（2-2）Between formed first recessed
Groove（2-6）；The first described hexagon block（2-2）With the second quadrangle block（2-3）Between form the second groove（2-7）；Described
The second hexagon block（2-4）One end is provided with the second arc block（2-8）, the other end and the second quadrangle block（2-3）Between
Three grooves（2-9）.
3. a kind of airtight air-valve according to claim 1 it is characterised in that：Described sealing strip（7）It is connected to the first circle
Arc block（2-5）With the second arc block（2-8）On.
4. a kind of airtight air-valve according to claim 1 it is characterised in that：Described contiguous block（9）Including the first connection
Block（9-1）, the second contiguous block（9-2）With the 3rd contiguous block（9-3）.
5. a kind of airtight air-valve according to claim 1 it is characterised in that：Described connecting rod（10）Including the first connection
Bar（10-1）With the second connecting rod（10-2）.
6. a kind of airtight air-valve according to claim 5 it is characterised in that：Described head rod（10-1）By pin
Axle is connected to the second contiguous block（9-2）With the 3rd contiguous block（9-3）On；The second described connecting rod（10-2）Connected by bearing pin
In the first contiguous block（9-1）With the 3rd contiguous block（9-3）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939385.2U CN205937881U (en) | 2016-08-25 | 2016-08-25 | Airtight blast gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939385.2U CN205937881U (en) | 2016-08-25 | 2016-08-25 | Airtight blast gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937881U true CN205937881U (en) | 2017-02-08 |
Family
ID=57952015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620939385.2U Active CN205937881U (en) | 2016-08-25 | 2016-08-25 | Airtight blast gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117515174A (en) * | 2023-12-29 | 2024-02-06 | 山东金光集团有限公司 | Special airtight combination blast gate of subway |
-
2016
- 2016-08-25 CN CN201620939385.2U patent/CN205937881U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117515174A (en) * | 2023-12-29 | 2024-02-06 | 山东金光集团有限公司 | Special airtight combination blast gate of subway |
| CN117515174B (en) * | 2023-12-29 | 2024-03-26 | 山东金光集团有限公司 | Special airtight combination blast gate of subway |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |