CN206831743U - A kind of fire and smoke exhaust valve of building ventilation - Google Patents
A kind of fire and smoke exhaust valve of building ventilation Download PDFInfo
- Publication number
- CN206831743U CN206831743U CN201621334225.1U CN201621334225U CN206831743U CN 206831743 U CN206831743 U CN 206831743U CN 201621334225 U CN201621334225 U CN 201621334225U CN 206831743 U CN206831743 U CN 206831743U
- Authority
- CN
- China
- Prior art keywords
- fire
- valve
- flue
- valve body
- resisting damper
- 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 discloses a kind of fire and smoke exhaust valve of building ventilation, the front end of valve body is provided with flue, the rear end of valve body is provided with flue collector and standby flue, front portion in valve body is provided with check (non-return) valve, fire resisting damper block is stifled to be located on standby flue, fire resisting damper block is provided with sliding block, valve body between flue collector and standby flue is provided with chute, fire resisting damper block is close to one end of flue collector against the one end for being located at fuse link, the other end of fuse link is fixedly installed on flue collector, and chute is provided with extension spring between one end of flue collector and sliding block.The utility model by fire resisting damper it is integrally disposed with exhaust smoke valve together with, the convenience for using and installing is improved, usually, flue collector is normally opened, once the generation condition of a fire, fuse link disconnects, and flue collector can be blocked by fire prevention valve port immediately, realize flameproof effect, simultaneously, standby flue is opened, and standby flue is connected with fire-fighting equipment, so standby flue can play smoke evacuation fire-fighting effect, improve the security of fire and smoke exhaust.
Description
Technical field
A kind of fire and smoke exhaust valve of building ventilation is the utility model is related to, belongs to building ventilation smoke evacuation technical field.
Background technology
In existing building, smoke exhaust fire damper belongs to fire-extinguishing components, is typically mounted on the pipeline of mechanical smoke extraction system,
It is in usually closed mode, opened smoke-discharging during fire occurs, is closed when flue-gas temperature reaches 280 degree in smoke discharging pipe, and one
Interior satisfaction of fixing time leaks smoke and fire integrity demands, serves every cigarette back-fire relief.Main material:It is carbon steel, galvanized sheet, stainless
Steel etc..But current anti-fire smoke expelling valve is usually to be provided separately fire resisting damper and exhaust smoke valve, fire resisting damper is in usually opening state
State, closed when flue-gas temperature reaches 280 degree in smoke discharging pipe during fire, and meet that leakage smoke and fire resisting are complete within a certain period of time
Whole property requirement, serves every cigarette back-fire relief, and exhaust smoke valve is in usually closed mode, and opened smoke-discharging during fire occurs.This structure
Smoke-exhaust fire valve arrangement is not only complicated, and installation is inconvenient, especially once breaking down, repairs and is inconvenient, and therefore, needs
A kind of new-type fire and smoke exhaust valve is designed, to meet to build the needs of interior fire and smoke exhaust.
The content of the invention
The utility model is directed to existing technical problem, there is provided a kind of fire and smoke exhaust valve of building ventilation, it is therefore an objective to
The property easy for installation that valve is rehearsed in fire prevention is improved, intends to solve the problem of prior art is present.
To achieve the above object, the utility model provides following technical scheme：A kind of anti-fire smoke expelling valve of building ventilation
Door, it includes valve body, check (non-return) valve and fire prevention component, it is characterised in that the front end of described valve body is provided with flue, described
The rear end of valve body is provided with flue collector and standby flue, and the front portion in described valve body is provided with described check (non-return) valve, described
Component of preventing fires includes fire resisting damper block, fire prevention spring and fuse link, wherein, described fire resisting damper block is stifled to be located at the standby flue
On, sliding block is provided with described fire resisting damper block, chute, institute are provided with the valve body between described flue collector and standby flue
The sliding block stated slides in described chute, and described fire resisting damper block is close to one end of flue collector against being arranged on the one of fuse link
End, the other end of described fuse link is fixedly installed on flue collector, described chute close to one end of flue collector with it is described
Extension spring is provided between sliding block, described fuse link is more than pulling force of the extension spring to fire resisting damper block to fire resisting damper block against power.
Further, preferably, the fuse link is L-type structure.
Further, preferably, the valve body includes front valve shell and rear valve body, preceding method is provided with described front valve shell
Orchid, be provided with rear flange on the rear valve body, between described front valve shell and described rear valve body using described forward flange and
Rear flange is connected.
Further, preferably, the check (non-return) valve is arranged on front valve shell using non-return valve shaft.
Further, preferably, described sliding block is T font sliding blocks.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is simple in construction, easy to use, by fire resisting damper it is integrally disposed with exhaust smoke valve together with, improve use
With the convenience of installation, and flue collector and standby flue are set, usually, flue collector is normally opened, once the condition of a fire occurs, fuse segment
Open, flue collector can be blocked by fire prevention valve port immediately, realize flameproof effect, and simultaneously, standby flue is opened, and standby flue is with disappearing
Anti- equipment connection, so standby flue can play smoke evacuation fire-fighting effect, improve the security of fire and smoke exhaust, structure of the present invention
Simply, it is easy to maintenance, there is preferable practical function.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the fire and smoke exhaust valve of building ventilation of the present utility model；
Fig. 2 is a kind of partial enlargement structural representation of the fire and smoke exhaust valve of building ventilation of the present utility model；
Wherein, 1, front valve shell, 2, rear valve body, 3, flue collector, 4, standby flue, 5, check (non-return) valve, 6, non-return valve shaft, 7, preceding method
Orchid, 8, rear flange, 9, fire resisting damper block, 10, fire prevention spring, 11, fuse link, 12, chute, 13, sliding block.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of fire and smoke exhaust valve of building ventilation, its
Including valve body, check (non-return) valve 5 and fire prevention component, it is characterised in that the front end of described valve body is provided with flue, described valve body
Rear end be provided with flue collector 3 and standby flue 4, the front portion in described valve body is provided with described check (non-return) valve 5, and described is anti-
Fiery component includes fire resisting damper block 9, fire prevention spring 10 and fuse link 11, wherein, described fire resisting damper block 9 is stifled to be located at the standby cigarette
On road 4, sliding block 13 is provided with described fire resisting damper block 9, is provided with the valve body between described flue collector and standby flue
Chute 12, described sliding block 13 are slided in the described chute 12, and described fire resisting damper block is close to one end of flue collector against setting
Put and be fixedly installed in one end of fuse link 11, the other end of described fuse link 11 on flue collector, described chute is close to main
Extension spring is provided between one end of flue and described sliding block, described fuse link is more than extension spring pair to fire resisting damper block against power
The pulling force of fire resisting damper block.
In the present embodiment, the fuse link is L-type structure.The valve body includes front valve shell 1 and rear valve body 2, described
Forward flange 7 is provided with front valve shell 1, rear flange 8, described front valve shell and described rear valve body are provided with the rear valve body 2
Between be connected using described forward flange and rear flange.The check (non-return) valve is arranged on front valve shell using non-return valve shaft 6.Institute
The sliding block stated is T font sliding blocks.
The utility model is simple in construction, easy to use, by fire resisting damper it is integrally disposed with exhaust smoke valve together with, improve use
With the convenience of installation, and flue collector and standby flue are set, usually, flue collector is normally opened, once the condition of a fire occurs, fuse segment
Open, flue collector can be blocked by fire prevention valve port immediately, realize flameproof effect, and simultaneously, standby flue is opened, and standby flue is with disappearing
Anti- equipment connection, so standby flue can play smoke evacuation fire-fighting effect, improve the security of fire and smoke exhaust, structure of the present invention
Simply, it is easy to maintenance, there is preferable practical function.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of fire and smoke exhaust valve of building ventilation, it includes valve body, check (non-return) valve and fire prevention component, it is characterised in that institute
The front end for the valve body stated is provided with flue, and the rear end of described valve body is provided with flue collector and standby flue, described valve body
Interior front portion is provided with described check (non-return) valve, and described fire prevention component includes fire resisting damper block, fire prevention spring and fuse link, wherein,
Described fire resisting damper block is stifled to be located on the standby flue, is provided with sliding block on described fire resisting damper block, described flue collector and
Chute is provided with valve body between standby flue, described sliding block slides in described chute, and described fire resisting damper block leans on
One end of nearly flue collector is fixedly installed on flue collector against the one end for being arranged on fuse link, the other end of described fuse link,
Described chute is provided with extension spring between one end of flue collector and described sliding block, and described fuse link is to fire resisting damper block
It is more than pulling force of the extension spring to fire resisting damper block against power.
A kind of 2. fire and smoke exhaust valve of building ventilation according to claim 1, it is characterised in that：The fuse link is
L-type structure.
A kind of 3. fire and smoke exhaust valve of building ventilation according to claim 1, it is characterised in that：The valve body includes
Front valve shell and rear valve body, forward flange is provided with described front valve shell, rear flange, described preceding valve are provided with the rear valve body
It is connected between body and described rear valve body using described forward flange and rear flange.
A kind of 4. fire and smoke exhaust valve of building ventilation according to claim 1, it is characterised in that：The check (non-return) valve is adopted
It is arranged on non-return valve shaft on front valve shell.
A kind of 5. fire and smoke exhaust valve of building ventilation according to claim 1-4 any one, it is characterised in that：Institute
The sliding block stated is T font sliding blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621334225.1U CN206831743U (en) | 2016-12-07 | 2016-12-07 | A kind of fire and smoke exhaust valve of building ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621334225.1U CN206831743U (en) | 2016-12-07 | 2016-12-07 | A kind of fire and smoke exhaust valve of building ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206831743U true CN206831743U (en) | 2018-01-02 |
Family
ID=60780045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621334225.1U Expired - Fee Related CN206831743U (en) | 2016-12-07 | 2016-12-07 | A kind of fire and smoke exhaust valve of building ventilation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206831743U (en) |
-
2016
- 2016-12-07 CN CN201621334225.1U patent/CN206831743U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 Termination date: 20181207 |