CN208804244U - A kind of fire resisting damper - Google Patents
A kind of fire resisting damper Download PDFInfo
- Publication number
- CN208804244U CN208804244U CN201821115176.1U CN201821115176U CN208804244U CN 208804244 U CN208804244 U CN 208804244U CN 201821115176 U CN201821115176 U CN 201821115176U CN 208804244 U CN208804244 U CN 208804244U
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- CN
- China
- Prior art keywords
- fire prevention
- fire
- valve body
- resisting damper
- blade
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Abstract
The utility model discloses a kind of fire resisting damper, belong to field of ventilation equipment, including valve body, the left side of the valve body is equipped with control and executes box, the exhaust gases passes being square in the valve body equipped with section, no less than three fire prevention blades matched with exhaust gases passes are equipped in the exhaust gases passes, each fire prevention blade passes through shaft and valve body is flexibly connected, the outer surface of the fire prevention blade is equipped with blade clamping plate, rubber border is equipped at the lower edges of the fire prevention blade, two sides are equipped with the position limiting structure for limiting fire prevention leaf position up and down for the inside of the exhaust gases passes, the position limiting structure includes the limiting slot positioned at body wall, elastic component in limiting slot and the limited block being connected with elastic component.The utility model is designed reasonably, good airproof performance, and can fire occur when quick closedown prevent fires blade, realize the quick barrier of the intensity of a fire.
Description
Technical field
The utility model discloses a kind of fire resisting damper, belongs to field of ventilation equipment.
Background technique
Fire resisting damper is mostly installed in the ventilating system of building, usually in open state, the gas in pipeline when fire occurs
When temperature reaches certain value, the flapper closure of fire resisting damper realizes the barrier of the intensity of a fire, and fire resisting damper plays barrier and cutting intensity of a fire edge
The effect of air hose sprawling, but existing fire resisting damper usually have certain delay as Fire alarm recognition by temperature fuse
Property, often after fire resisting damper flows through the smog of a period of time, the temperature in fire resisting damper can just reach setting for control blade closing
Determine temperature, is unfavorable for dealing in time, and existing fire resisting damper needs people that blade is turned off manually, danger can be increased in this way
Property, while the sealing performance of fire resisting damper is also not good enough.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide for a kind of fire resisting damper, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides following technical solution to realize:
A kind of fire resisting damper, including valve body, it is characterized in that: the left side of the valve body, which is equipped with to control, executes box, in the valve body
No less than three fire prevention leaves matched with exhaust gases passes are equipped with equipped with the exhaust gases passes that section is square, in the exhaust gases passes
Piece, each fire prevention blade passes through shaft and valve body is flexibly connected, and the outer surface of the fire prevention blade is equipped with blade clamping plate,
Rubber border is equipped at the lower edges of the fire prevention blade, the inside of the exhaust gases passes is equipped with for limiting two sides up and down
The position limiting structure of fire prevention leaf position, the position limiting structure include limiting slot, the bullet in limiting slot positioned at body wall
Property part and the limited block that is connected with elastic component, the side wall of the valve body be equipped with temperature sensor and smoke sensor device, institute
It states temperature sensor and the air inlet of valve body is arranged in smoke sensor device.
As preferred: being equipped with the link mechanism for controlling fire prevention blade synchronization rotation between the shaft.
As preferred: protrusion forms arc convex portion forward for the top and the bottom of the fire prevention blade.
As preferred: two side external surfaces of the valve body are equipped with mounting flange, on four angles of the mounting flange
Equipped with mounting hole group, the mounting hole group includes the mounting hole of three vertical distributions.
As preferred: arc-shaped with the contact face of the fire prevention blade when limited block is squeezed.
As preferred: the control executes the driving shaft that is internally provided with of box, the inner end and centre one of the driving shaft
The shaft is connected, and the inside that the control executes box is additionally provided with stepper motor, and the output end of the stepper motor is equipped with master
Moving gear, the driving gear are connected with driven gear, and the driven gear is set on driving shaft.
As preferred: the control executes and is additionally provided with small battery in box, and the small battery is electric with stepping respectively
Machine, temperature sensor and smoke sensor device are connected.
As preferred: the outside that the control executes box is equipped with adjustment handle, the outer end of the adjustment handle and driving shaft
It is connected.
As preferred: the outer surface that the control executes box is coated with fireproof coating layer, and the inside that the control executes box is set
There is heat-insulated aluminium foil layer.
The utility model has the beneficial effects that
The utility model by setting position limiting structure, close to position limiting structure fire prevention blade can be limited block block and cannot
Rotation, and blade of preventing fires is realized by link mechanism and is rotated synchronously, therefore other fire prevention blades will not rotate, and meet
The case where that prevent fires blade rotation so that influence leakproofness is avoided that caused by loosening because of fire resisting damper internal structure when to fire；Fire prevention leaf
Protrusion forms arc convex portion forward for the top and the bottom of piece so that the rear side for blade of preventing fires forms corresponding arc groove, in fire prevention leaf
When piece is closed, arc convex portion is bonded with arc groove, can effectively improve airtight performance, better plays the work for deadening pyrotechnics
With, and rubber border is set, it can be abutted against with the inner wall of exhaust gases passes, can increase the sealing between fire prevention blade and valve body
Property, and the leakproofness of adjacent fire prevention blade can be enhanced, further increase the Smoke proofing and fire proofing performance of fire resisting damper；By being provided with adjustment
Handle, user can be driven fire prevention blade rotation by control adjustment handle, be adjusted to the spacing of fire prevention blade,
To adjust the size of air output, while stepper motor is set, the spacing of fire prevention blade can be automatically adjusted, instead of hand
The method of dynamic adjustment enriches the function of fire resisting damper, easy to operate, is conducive to promote the use of.
Detailed description of the invention
Fig. 1 is a kind of main view of fire resisting damper of the utility model；
Fig. 2 is a kind of structural schematic diagram of fire resisting damper of the utility model；
Fig. 3 is a kind of left view of fire resisting damper of the utility model；
Fig. 4 is the structural schematic diagram of fire prevention blade in a kind of fire resisting damper of the utility model；
Fig. 5 is a kind of schematic diagram of internal structure of fire resisting damper of the utility model；
Fig. 6 is enlarged drawing at the A of Fig. 5.
Appended drawing reference: 1, valve body；2, exhaust gases passes；3, mounting flange；4, link mechanism；5, fire prevention blade；6, mounting hole
Group；7, smoke sensor device；8, temperature sensor；9, control executes box；10, handle is adjusted；11, driving shaft；12, driven gear；
13, driving gear；14, stepper motor；15, rubber border；16, blade clamping plate；17, arc convex portion；18, shaft；19, it limits
Structure；20, elastic component；21, limiting slot；22, limited block.
Specific embodiment
A kind of fire resisting damper of the utility model is described further referring to figs. 1 to Fig. 6.
A kind of fire resisting damper, including valve body 1, the exhaust gases passes 2 being square in valve body 1 equipped with section are equipped in exhaust gases passes 2
The no less than three fire prevention blades 5 matched with exhaust gases passes 2, each fire prevention blade 5 are connected by shaft 18 and 1 activity of valve body
It connects, the link mechanism 4 rotated synchronously for controlling fire prevention blade 5 is equipped between shaft 18, the outer surface of fire prevention blade 5 is equipped with leaf
Piece clamping plate 16, prevent fires blade 5 lower edges at be equipped with rubber border 15, can abut against, can increase with the inner wall of exhaust gases passes 2
Add the leakproofness between fire prevention blade 5 and valve body 1, and the leakproofness of adjacent fire prevention blade 5 can be enhanced, further increases fire resisting damper
Smoke proofing and fire proofing performance；
The top and the bottom of fire prevention blade 5 are prominent forward to form arc convex portion 17, and two sides are equal up and down for the inside of exhaust gases passes 2
Equipped with for limit fire prevention 5 position of blade position limiting structure 19, position limiting structure 19 include positioned at 1 side wall of valve body limiting slot 21,
Elastic component 20 in limiting slot 21 and the limited block 22 being connected with elastic component 20, limited block 22 are squeezed Shi Yufang
The contact face of fiery blade 5 is arc-shaped, can be limited block 22 close to the fire prevention blade 5 of position limiting structure 19 and block without being able to rotate,
And fire prevention blade 5 is realized by link mechanism 4 and is rotated synchronously, therefore other fire prevention blades 5 will not rotate, and encounter
The case where that prevent fires blade 5 rotation so that influence leakproofness is avoided that caused by loosening because of fire resisting damper internal structure when fire；
The side wall of valve body 1 is equipped with temperature sensor 8 and smoke sensor device 7, and temperature sensor 8 and smoke sensor device 7 are set
The air inlet in valve body 1 is set, temperature fuse can be replaced, reacts rapider, realizes the quick closedown fire prevention blade in fire
5, improve security performance；
Two side external surfaces of valve body 1 are equipped with mounting flange 3, are equipped with mounting hole group 6 on four angles of mounting flange 3,
Mounting hole group 6 includes the mounting hole of three vertical distributions, specious, is more firmly mounted, and securely and reliably, improves product matter
Amount, prolongs the service life；
The left side of valve body 1 is equipped with control and executes box 9, and the outer surface that control executes box 9 is coated with fireproof coating layer, and control executes
The inside of box 9 is equipped with heat-insulated aluminium foil layer, can increase the fireproofing and heat resistant performance that control executes box 9；
Control execution box 9 is internally provided with driving shaft 11, and the inner end of driving shaft 11 is connected with an intermediate shaft 18,
The inside that control executes box 9 is additionally provided with stepper motor 14, and the output end of stepper motor 14 is equipped with driving gear 13, driving gear 13
It is connected with driven gear 12, driven gear 12 is set on driving shaft 11, and the outside that control executes box 9 is equipped with adjustment handle 10,
The outer end of driving shaft 11 is connected with adjustment handle 10, and user can be by control adjustment handle 10 to drive fire prevention blade
5 rotations are adjusted the spacing of fire prevention blade 5, to adjust the size of air output, while stepper motor 14 are arranged, can
The spacing of fire prevention blade 5 is automatically adjusted, the method instead of manually adjusting, enriches the function of fire resisting damper, it is easy to operate, have
Conducive to popularization and use；
Control executes in box 9 and is additionally provided with small battery, small battery respectively with stepper motor 14, temperature sensor 8
And smoke sensor device 7 is connected, fire resisting damper can work on when power is off, further increase safety.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of fire resisting damper, including valve body are set in the valve body it is characterized in that: the left side of the valve body, which is equipped with control, executes box
There are the exhaust gases passes that section is square, no less than three fire prevention leaves matched with exhaust gases passes are equipped in the exhaust gases passes
Piece, each fire prevention blade passes through shaft and valve body is flexibly connected, and the outer surface of the fire prevention blade is equipped with blade clamping plate,
Rubber border is equipped at the lower edges of the fire prevention blade, the inside of the exhaust gases passes is equipped with for limiting two sides up and down
The position limiting structure of fire prevention leaf position, the position limiting structure include limiting slot, the bullet in limiting slot positioned at body wall
Property part and the limited block that is connected with elastic component, the side wall of the valve body be equipped with temperature sensor and smoke sensor device, institute
It states temperature sensor and the air inlet of valve body is arranged in smoke sensor device.
2. a kind of fire resisting damper according to claim 1, it is characterized in that: being equipped between the shaft for controlling fire prevention blade
The link mechanism of synchronous rotation.
3. a kind of fire resisting damper according to claim 1, it is characterized in that: the top and the bottom of the fire prevention blade protrude forward shape
Camber lug boss.
4. a kind of fire resisting damper according to claim 1, it is characterized in that: to be equipped with installation convex for two side external surfaces of the valve body
Edge is equipped with mounting hole group on four angles of the mounting flange, and the mounting hole group includes the mounting hole of three vertical distributions.
5. a kind of fire resisting damper according to claim 1, it is characterized in that: when the limited block is squeezed with the fire prevention leaf
The contact face of piece is arc-shaped.
6. a kind of fire resisting damper according to claim 1, it is characterized in that: the control executes being internally provided with actively for box
Axis, the inner end of the driving shaft are connected with an intermediate shaft, and the inside that the control executes box is additionally provided with stepping electricity
The output end of machine, the stepper motor is equipped with driving gear, and the driving gear is connected with driven gear, the driven tooth wheel case
It is located on driving shaft.
7. a kind of fire resisting damper according to claim 6, it is characterized in that: the control, which executes in box, is additionally provided with small-sized electric power storage
Pond, the small battery are connected with stepper motor, temperature sensor and smoke sensor device respectively.
8. a kind of fire resisting damper according to claim 6, it is characterized in that: the outside that the control executes box is equipped with adjustment hand
Handle, the adjustment handle are connected with the outer end of driving shaft.
9. a kind of fire resisting damper according to claim 6 applies it is characterized in that: the outer surface that the control executes box is coated with fire prevention
The bed of material, the inside that the control executes box are equipped with heat-insulated aluminium foil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115176.1U CN208804244U (en) | 2018-07-15 | 2018-07-15 | A kind of fire resisting damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115176.1U CN208804244U (en) | 2018-07-15 | 2018-07-15 | A kind of fire resisting damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208804244U true CN208804244U (en) | 2019-04-30 |
Family
ID=66230635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821115176.1U Expired - Fee Related CN208804244U (en) | 2018-07-15 | 2018-07-15 | A kind of fire resisting damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208804244U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255358A (en) * | 2020-01-17 | 2020-06-09 | 安徽木子农牧发展有限公司 | Henhouse window and door structure convenient for air circulation adjustment |
| CN112797174A (en) * | 2021-01-14 | 2021-05-14 | 山东顺达空调设备有限公司 | Smoke-discharging fire-proof valve |
-
2018
- 2018-07-15 CN CN201821115176.1U patent/CN208804244U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255358A (en) * | 2020-01-17 | 2020-06-09 | 安徽木子农牧发展有限公司 | Henhouse window and door structure convenient for air circulation adjustment |
| CN112797174A (en) * | 2021-01-14 | 2021-05-14 | 山东顺达空调设备有限公司 | Smoke-discharging fire-proof valve |
| CN112797174B (en) * | 2021-01-14 | 2021-08-27 | 山东顺达空调设备有限公司 | Smoke-discharging fire-proof valve |
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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 |
Granted publication date: 20190430 Termination date: 20190715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |