CN220016136U - Environment-friendly smoke exhaust fire damper - Google Patents
Environment-friendly smoke exhaust fire damper Download PDFInfo
- Publication number
- CN220016136U CN220016136U CN202321153749.0U CN202321153749U CN220016136U CN 220016136 U CN220016136 U CN 220016136U CN 202321153749 U CN202321153749 U CN 202321153749U CN 220016136 U CN220016136 U CN 220016136U
- Authority
- CN
- China
- Prior art keywords
- smoke
- cover section
- fire
- blade
- fire damper
- Prior art date
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Links
- 239000000779 smoke Substances 0.000 title claims abstract description 57
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000003546 flue gas Substances 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 239000003517 fume Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 12
- 230000007613 environmental effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims 5
- 230000002265 prevention Effects 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 5
- 239000004071 soot Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
The utility model discloses an environment-friendly smoke exhaust fire damper, which belongs to the technical field of fire dampers and comprises a fire damper main body, wherein blades are arranged in the fire damper main body, a controller for driving the blades to be closed inwards at high temperature is arranged at the top of the fire damper main body, a smoke guide cover is further arranged in the fire damper main body, one end of the smoke guide cover is provided with a movable cover section, a space is reserved between the peripheral side surface of a smoke outlet and the inner peripheral side wall of the fire damper main body, a smoke opening is formed between two adjacent blades, and the movable cover section is positioned at the inner side of the smoke opening. This scheme is through being provided with and leading the petticoat pipe, and the flue gas gets into and leads the petticoat pipe back and discharges through the activity cover section, effectively reduces the smoke scale volume that forms on the inner wall that the fire prevention valve main part is located blade department, because lead the petticoat pipe and be flexible material, can promote in leading the petticoat pipe to the fire prevention valve main part when the blade is closed, relative and the stereoplasm smoke scale on the fire prevention valve main part inner wall, lead the petticoat pipe and can not cause great influence to the closure of blade.
Description
Technical Field
The utility model relates to the technical field of fire protection valves, in particular to an environment-friendly smoke exhaust fire protection valve.
Background
The smoke exhaust fire-proof valve is a fire-proof component, which is generally installed on a pipeline of a mechanical smoke exhaust system, and is opened for smoke exhaust when a fire disaster occurs, and closed when the temperature of the smoke in the smoke exhaust pipeline reaches 280 ℃, and meets the requirements of smoke leakage and fire-proof integrity in a certain time, thereby playing a role of smoke isolation and fire resistance.
The patent with publication number CN217328506U discloses a durable high temperature resistant fire damper that discharges fume, when the blade seals the flue, actuating mechanism drives the blade and rotates, vertical closing plate conflict blade side, thereby play sealed effect to the blade both sides, horizontal closing plate is automatic towards the blade upset under elastic component's elasticity effect, make two horizontal closing plates conflict top side and the bottom side of blade, thereby play sealed effect to blade top side and bottom side, the gas tightness when improving the fire damper and closing, but, because the smoke and dust in the flue gas is easy to adhere on the inner wall of exhaust flue and form the soot, the soot after the shaping probably can cause certain influence to the closure of blade, lead to the blade to be closed incompletely, thereby have certain potential safety hazard.
Therefore, there is a need to provide an environment-friendly smoke exhaust fire damper to solve the above problems.
Disclosure of Invention
The utility model aims to provide an environment-friendly smoke exhaust fireproof valve so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an environment-friendly fire damper that discharges fume, includes the fire damper main part, the internally mounted of fire damper main part has the blade, the top of fire damper main part is provided with the inside closed controller of drive blade when high temperature, the smoke guide cover is still installed to the inside of fire damper main part, the one end of smoke guide cover is provided with movable cover section, the perisporium of outlet with leave the interval between the inner circumference lateral wall of fire damper main part, adjacent two be formed with the flue gas opening between the blade, movable cover section is located flue gas open-ended inboard, flue gas gets into behind the smoke guide cover and discharges through movable cover section, and the exhaust flue gas is difficult to contact with the inner wall that the fire damper main part is located blade department, effectively reduces the flue gas scale volume that forms on the inner wall that the fire damper main part is located blade department for the flue gas scale is difficult to influence the closure of blade, and because the smoke guide cover is flexible material, can promote the smoke guide cover to the fire damper main part when the blade is closed, relative with the stereoplasm flue gas scale on the fire damper main part inner wall, the smoke guide cover can not cause great influence to the closure of blade.
Optionally, the fume guide cover further comprises a fume inlet cover section and a fume exhaust cover section, the fume inlet cover section, the fume exhaust cover section and the movable cover section are sequentially connected from inside to outside, a fume inlet is formed in one end of the fume inlet cover section, a fume extractor with a fume exhaust end facing the movable cover section is arranged in the movable cover section, and fume can be extracted from the fume guide cover, so that the fume is discharged out of the fume guide cover at a certain speed, and the condition that the fume contacts with the inner wall of the fire-proof valve main body located in the blade is further reduced.
Optionally, advance and dismantle the connection between petticoat pipe section, the exhaust hood section and the movable cover section, just advance the junction of petticoat pipe section, exhaust hood section and movable cover section and all be provided with high temperature resistant sealed pad, the modularization setting of exhaust hood, the suitability is strong and be convenient for overhaul and change single module, more environmental protection.
Optionally, the first sealing washer of fixedly connected with is established to the week side cover of blade, after the blade is closed first sealing washer with the inner periphery lateral wall of fire prevention valve main part pastes mutually for the leakproofness when the blade is closed is better.
Optionally, the one end of fire prevention valve main part is provided with the exhaust port, the outlet flue with the exhaust port is close to mutually, and the flue gas can spread the outside of fire prevention valve main part rapidly after leading the petticoat pipe to discharge, is difficult to stop in the inside of fire prevention valve main part and adhere on the inner wall of fire prevention valve main part.
Optionally, lead the petticoat pipe and can dismantle the inside of connection at the fire prevention valve main part, just advance to be provided with the second sealing washer between the surface of petticoat pipe section and the inner peripheral lateral wall of fire prevention valve main part, the clearance between petticoat pipe section and the fire prevention valve main part inner wall can be filled to the second sealing washer that sets up for the flue gas can be fully leading-in to leading the petticoat pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. this scheme is through being provided with and leading the petticoat pipe, and the flue gas gets into and leads the petticoat pipe back and pass through movable cover section discharge, and the exhaust flue gas is difficult to be in contact with the inner wall that the fire prevention valve main part is located blade department, effectively reduces the flue gas scale volume that forms on the inner wall that the fire prevention valve main part is located blade department, because lead the petticoat pipe and be flexible material, can promote in leading the petticoat pipe to the fire prevention valve main part when the blade is closed, relative and the stereoplasm flue gas scale on the fire prevention valve main part inner wall, lead the petticoat pipe and can not cause great influence to the closure of blade.
2. The mode that leads the petticoat pipe of this scheme passes through fastener or buckle can dismantle the inside of connection at the fire prevention valve main part, is convenient for dismantle with leading the petticoat pipe, and lead the modularization setting of petticoat pipe, and the suitability is strong and be convenient for overhaul and change single module, environmental protection more.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the smoke guiding hood according to the present utility model;
fig. 3 is a schematic view showing the internal structure of the smoke guiding hood according to the present utility model.
The correspondence between the reference numerals and the component names in the drawings is as follows:
1. a fire valve body; 2. a controller; 3. a blade; 301. a flue gas opening; 31. a first seal ring; 4. a smoke guiding hood; 401. a smoke inlet; 402. a smoke outlet; 41. a smoke inlet cover section; 42. a smoke exhaust hood section; 421. a smoke exhauster; 43. a movable cover section.
Detailed Description
Examples
Referring to fig. 1-3, the fire-proof valve comprises a fire-proof valve body 1, wherein a blade 3 is installed in the fire-proof valve body 1, a controller 2 for driving the blade 3 to be closed inwards at high temperature is arranged at the top of the fire-proof valve body 1, and when a fire disaster occurs, the controller 2 can drive the blade 3 to be closed inwards after the temperature in the fire-proof valve body 1 reaches a certain height. The inside of fire prevention valve main part 1 is still installed and is led petticoat pipe 4, the one end of leading petticoat pipe 4 is provided with the movable hood section 43 that adopts flexible material to make, leave the interval between the week side of mouth 402 and the inner circumference lateral wall of fire prevention valve main part 1, be formed with flue gas opening 301 between two adjacent blades 3, movable hood section 43 is located the inboard of flue gas opening 301, flue gas gets into and discharges through movable hood section 43 after leading petticoat pipe 4, the exhaust flue gas is difficult to contact with the inner wall that fire prevention valve main part 1 is located blade 3 department, effectively reduce the flue gas scale volume that forms on the inner wall that fire prevention valve main part 1 is located blade 3 department, make the flue gas scale be difficult to influence the closure of blade 3, and because lead petticoat pipe 4 to be flexible material, can promote the interior promotion of fire prevention valve main part 1 with leading petticoat pipe 4 when blade 3 is closed, relative and fire prevention valve main part 1 inner wall on the stereoplasm flue gas scale, lead petticoat pipe 4 can not cause great influence to the closure of blade 3.
Wherein, lead petticoat pipe 4 and still include into petticoat pipe section 41 and exhaust petticoat pipe section 42, advance petticoat pipe section 41, exhaust petticoat pipe section 42 and activity cover section 43 and connect gradually from inside to outside, advance the one end of petticoat pipe section 41 and be provided with into cigarette mouth 401, install the exhaust end in the activity cover section 43 towards the exhaust fan 421 of activity cover section 43, exhaust fan 421 can take out the flue gas and lead petticoat pipe 4 for have certain speed when the flue gas is discharged and lead petticoat pipe 4, have further reduced the condition that flue gas contact fire damper main part 1 is located the inner wall of blade 3 department. One end of the fire damper main body 1 is provided with a smoke outlet, the smoke outlet 402 is close to the smoke outlet, and smoke can be rapidly diffused to the outside of the fire damper main body 1 after being discharged from the smoke guide cover 4, so that the smoke is not easy to stay in the fire damper main body 1 and adhere to the inner wall of the fire damper main body 1. The mode through fastener or buckle between advance petticoat pipe section 41, the petticoat pipe section 42 and the movable cover section 43 can be dismantled and be connected, and advance the junction of petticoat pipe section 41, the petticoat pipe section 42 and the movable cover section 43 all is provided with high temperature resistant sealed pad, and the modularization setting of leading petticoat pipe 4, the suitability is strong and be convenient for overhaul and change single module, more environmental protection.
Referring to fig. 1, a first sealing ring 31 is sleeved and fixedly connected to the peripheral side surface of the vane 3, and the first sealing ring 31 is attached to the inner peripheral side wall of the fire-proof valve main body 1 after the vane 3 is closed, so that the tightness of the vane 3 is better when the vane is closed.
In addition, lead the inside of petticoat pipe 4 at pipe main part 1 through fastener or buckle's mode detachable connection, and advance to be provided with the second sealing washer between the surface of petticoat pipe section 41 and the inner circumference lateral wall of fire prevention valve main part 1, the clearance between petticoat pipe section 41 and the fire prevention valve main part 1 inner wall can be filled to the second sealing washer that sets up for the flue gas can be fully leading-in to lead the petticoat pipe 4.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an environmental protection type fire damper that discharges fume, includes fire damper main part (1), internally mounted of fire damper main part (1) has blade (3), the top of fire damper main part (1) is provided with inside closed controller (2) of drive blade (3) when high temperature, a serial communication port, the inside of fire damper main part (1) is still installed and is led petticoat pipe (4), the one end of leading petticoat pipe (4) is provided with movable cover section (43), the week side of outlet flue (402) with leave the interval between the inner circumference lateral wall of fire damper main part (1), adjacent two be formed with flue gas opening (301) between blade (3), movable cover section (43) are located the inboard of flue gas opening (301).
2. The environment-friendly smoke exhaust fireproof valve according to claim 1, wherein the smoke guide cover (4) further comprises a smoke inlet cover section (41) and a smoke exhaust cover section (42), the smoke inlet cover section (41), the smoke exhaust cover section (42) and the movable cover section (43) are sequentially connected from inside to outside, a smoke inlet (401) is formed in one end of the smoke inlet cover section (41), and a smoke exhaust machine (421) with a smoke exhaust end facing the movable cover section (43) is arranged in the movable cover section (43).
3. An environmental protection type smoke-discharging fire-proof valve according to claim 2, characterized in that the smoke-inlet cover section (41), the smoke-discharging cover section (42) and the movable cover section (43) are detachably connected, and the connection parts of the smoke-inlet cover section (41), the smoke-discharging cover section (42) and the movable cover section (43) are all provided with high temperature resistant sealing gaskets.
4. The environment-friendly smoke-discharging fireproof valve according to claim 1, wherein a first sealing ring (31) is sleeved on the peripheral side surface of the blade (3) and fixedly connected with the blade, and the first sealing ring (31) is attached to the inner peripheral side wall of the fireproof valve main body (1) after the blade (3) is closed.
5. An environmental protection smoke evacuation fire damper as claimed in claim 1, wherein one end of said fire damper body (1) is provided with a smoke outlet, and a smoke outlet (402) is adjacent to said smoke outlet.
6. An environmental protection type smoke-discharging fire-proof valve according to claim 2, characterized in that the smoke guiding cover (4) is detachably connected in the fire-proof valve main body (1), and a second sealing ring is arranged between the outer surface of the smoke inlet cover section (41) and the inner circumference side wall of the fire-proof valve main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321153749.0U CN220016136U (en) | 2023-05-15 | 2023-05-15 | Environment-friendly smoke exhaust fire damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321153749.0U CN220016136U (en) | 2023-05-15 | 2023-05-15 | Environment-friendly smoke exhaust fire damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016136U true CN220016136U (en) | 2023-11-14 |
Family
ID=88688796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321153749.0U Active CN220016136U (en) | 2023-05-15 | 2023-05-15 | Environment-friendly smoke exhaust fire damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016136U (en) |
-
2023
- 2023-05-15 CN CN202321153749.0U patent/CN220016136U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |