CN205534454U - Fire protection and smoke exhaust valve - Google Patents
Fire protection and smoke exhaust valve Download PDFInfo
- Publication number
- CN205534454U CN205534454U CN201521123367.9U CN201521123367U CN205534454U CN 205534454 U CN205534454 U CN 205534454U CN 201521123367 U CN201521123367 U CN 201521123367U CN 205534454 U CN205534454 U CN 205534454U
- Authority
- CN
- China
- Prior art keywords
- valve block
- framework
- valve
- locating shaft
- fire control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a fire protection and smoke exhaust valve which characterized in that: including framework, valve block, valve block sealing strip, drive axis, central sealing strip, closing spring and fusing fixing device, the utility model discloses the feedback is rapid when the conflagration takes place, safe and reliable to improved the poor problem of axis of rotation position leakproofness, had the flux height, opened and close advantages such as the flexibility is good.
Description
Technical field
This utility model relates to fire-fighting domain, particularly relates to a kind of fire control smoke exhausting valve.
Background technology
When building especially high-rise breaking out of fire, harmful gas and smog that burning produces need row in time
Go out, otherwise the people in building can be caused mortal injury, make people's death by suffocation.In order to discharge these gases and smog, according to
Regulation, need on smoke evacuation system pipeline or at the suction inlet of smoke exhaust fan install exhaust smoke valve, exhaust smoke valve at ordinary times in closed mode,
When a fire, interlocked by fire alarm signal or Open valve manually.When fire is serious, in addition it is also necessary to Neng Gouji
Time close valve, block the intensity of a fire spread to building elsewhere by fire control smoke exhausting pipeline.
The Multi-vane type exhaust smoke valve commonly used at present, uses valve structure during shutter, is vertically arranged with at valve block
Sealing strip, plays sealing and prevents flue gas from revealing, but the rotary shaft position of this exhaust smoke valve structure, there is the problem sealing difference,
Along with valve block opening/closing frequency increases, sealing effectiveness is worse and worse.
Utility model content
The purpose of this utility model is to solve the problems referred to above, it is provided that a kind of fire control smoke exhausting valve.
The technical solution of the utility model is: a kind of fire control smoke exhausting valve, it is characterised in that: include that framework, valve block, valve block are close
Strip of paper used for sealing, driving axis, central seal bar, closing spring and fusing fixing device, described framework is rectangle, and it is fixed to have inside framework
Position axle slideway, described valve block is inside framework, and longitudinally contacting corner outside valve block with framework is provided with locating shaft, described locating shaft
Being arranged in locating shaft slideway, described edge drives between axis longitudinally each valve block, and framework side is being provided with connecting shaft, and two
Person is for being flexibly connected, and described connection axis is arranged in the middle of framework, is concatenated by each valve block, and is axle between each valve block
Hold connection, between described edge connection axis longitudinally each valve block, at gap, be provided with valve block sealing strip, between described valve block and framework
It is provided with valve block sealing strip, at the described gap the most adjacent along the connection horizontal each valve block of axis, is provided with central seal bar, institute
State valve block and framework and be each provided with a closing spring up and down, described in prolong between connection formed symmetrical two valve block fixing by fusing
Device connects.
Further, described locating shaft and locating shaft ramps contact side are cambered surface.
Further, described locating shaft and connecting shaft material are rustless steel.
Further, described valve block sealing strip is FFKM material.
Further, described central seal bar is silicone rubber.
Further, described valve block connects the adjacent valve block of formed symmetrical in about 60～90 ° of angles with prolonging.
The beneficial effects of the utility model are: this utility model feeds back rapidly when fire occurs, safe and reliable, and
The problem improving rotary shaft position sealing difference, has flux high, the advantages such as open and close motility is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is A-A generalized section of the present utility model.
Fig. 3 is top view of the present utility model.
Wherein: 1, framework 12, locating shaft slideway 2, valve block
21, locating shaft 22, connecting shaft 3, valve block sealing strip
4, axis 5, central seal bar 6, closing spring are connected
7, fusing fixing device
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is made brief description.
It is a kind of fire control smoke exhausting valve as depicted in figs. 1 and 2, it is characterised in that: include framework 1, valve block 2, valve block sealing strip
3, connecting axis 4, central seal bar 5, closing spring 6 and fusing fixing device 7, described framework 1 is rectangle, has inside framework
Locating shaft slideway 12, described valve block 2 is inside framework 1, and longitudinally contacting corner outside valve block with framework 1 is provided with locating shaft 21,
Described locating shaft 21 is arranged in locating shaft slideway 12, and described locating shaft 21 is cambered surface with locating shaft slideway 12 contact side, permissible
Reduce friction and preferably fix, strengthening the sealing of valve, described along driving between axis 4 longitudinally each valve block 2, near frame
Body 1 side is provided with connecting shaft 22, and both, for being flexibly connected, play connection fixation, makes each valve block accomplish, with opening pass, to open
Conjunction angle is consistent, and described connection axis 4 is arranged in the middle of framework 1, is concatenated by each valve block 2, and between each valve block 2 is
Bearing connects, and is provided with valve block sealing strip 3, described valve block 2 and frame between described edge connection axis 4 longitudinally each valve block 2 at gap
It is provided with valve block sealing strip 3 between body 1, at the described gap the most adjacent along the connection horizontal each valve block 2 of axis 4, is provided with center
Sealing strip 5, the setting of these sealing strips can play good sealing function.
Being illustrated in figure 3 this utility model Normal on state, described valve block 2 connects formed symmetrical and adjacent valve block with prolonging
2 in about 60～90 ° of angles, are connected by fusing fixing device 7 between two valve blocks 2, keep angle to fix, described valve block 2 with
Framework about 1 is each provided with a closing spring 6, connects valve block 2 and framework 1, and closing spring 6 is extended state at ordinary times, when molten
Disconnected fixing device 7 fuses under fire conditions, and the steady statue between valve block 2 is broken, and closing spring 6 makes valve block 2 close, and enters
And close valve.
Described locating shaft 21 and connecting shaft 22 material are rustless steel.
Described valve block sealing strip 3 is FFKM material, can tolerate the high temperature of 312 DEG C.
Described central seal bar 5 is silicone rubber.
This utility model under 2800Pa gauge pressure sealing test, pressurize two hours, reach allowable pressure drop 1000Pa.
Working method: closing spring is extended state at ordinary times, when the room breaking out of fire of return air duct place, if the intensity of a fire
Becoming big and have spreading trend, room temperature to reach uniform temperature, fusing fixing device fuses, stablizing between adjacent valve block
State is broken, and valve block opposite side edge, due to the restriction of locating shaft, is moving along framework horizontal plane direction, and valve block reaches with framework
To same level, valve closing, preventing the intensity of a fire from prolonging return air duct and spread to other spaces, this utility model is when fire occurs
Feedback is rapidly, safe and reliable, and improves the problem of rotary shaft position sealing difference, has flux high, and open and close is flexible
Property the advantage such as good.
Above an embodiment of the present utility model is described in detail, but described content is the most of the present utility model
Preferred embodiment, it is impossible to be considered for limiting practical range of the present utility model.All made according to this utility model application range
Impartial change and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (6)
1. a fire control smoke exhausting valve, it is characterised in that: include framework, valve block, valve block sealing strip, drive axis, central seal bar,
Closing spring and fusing fixing device, described framework is rectangle, has locating shaft slideway inside framework, and described valve block is in framework
Portion, longitudinally contacting corner outside valve block with framework is provided with locating shaft, and described locating shaft is arranged in locating shaft slideway, along driving
Between axis longitudinally each valve block, framework side being provided with connecting shaft, both connect axis be arranged on frame for being flexibly connected
In the middle of body, each valve block is concatenated, is connected for bearing between each valve block, along the break joint connecting axis longitudinally each valve block
It is provided with valve block sealing strip at gap, between described valve block and framework, is provided with valve block sealing strip, described the most each along connecting axis
Being provided with central seal bar at the gap that valve block is the most adjacent, described valve block and framework are each provided with a closing spring up and down,
Described along connecting between formed symmetrical two valve block by fusing fixing device connection.
A kind of fire control smoke exhausting valve the most according to claim 1, it is characterised in that: described locating shaft and locating shaft ramps contact
Side is cambered surface.
A kind of fire control smoke exhausting valve the most according to claim 1, it is characterised in that: described locating shaft and connecting shaft material are not
Rust steel.
A kind of fire control smoke exhausting valve the most according to claim 1, it is characterised in that: described valve block sealing strip is FFKM material
Material.
A kind of fire control smoke exhausting valve the most according to claim 1, it is characterised in that: described central seal bar is silicone rubber.
A kind of fire control smoke exhausting valve the most according to claim 1, it is characterised in that: described valve block is connected formed symmetrical phase with prolonging
Adjacent valve block is in about 60～90 ° of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123367.9U CN205534454U (en) | 2015-12-28 | 2015-12-28 | Fire protection and smoke exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123367.9U CN205534454U (en) | 2015-12-28 | 2015-12-28 | Fire protection and smoke exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205534454U true CN205534454U (en) | 2016-08-31 |
Family
ID=56762261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521123367.9U Expired - Fee Related CN205534454U (en) | 2015-12-28 | 2015-12-28 | Fire protection and smoke exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205534454U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323029A (en) * | 2018-10-12 | 2019-02-12 | 宿迁中电电气有限公司 | A kind of linkage type security against fire substation |
| CN114602081A (en) * | 2022-03-23 | 2022-06-10 | 重庆三三消防工程有限公司 | Fire control malleation supply-air outlet that can automatic re-setting |
-
2015
- 2015-12-28 CN CN201521123367.9U patent/CN205534454U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323029A (en) * | 2018-10-12 | 2019-02-12 | 宿迁中电电气有限公司 | A kind of linkage type security against fire substation |
| CN109323029B (en) * | 2018-10-12 | 2024-03-22 | 江苏埃摩德新能源科技有限公司 | Linkage type fire-fighting safety transformer substation |
| CN114602081A (en) * | 2022-03-23 | 2022-06-10 | 重庆三三消防工程有限公司 | Fire control malleation supply-air outlet that can automatic re-setting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20191228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |