CN214662317U - Smoke exhaust valve for building fire protection - Google Patents
Smoke exhaust valve for building fire protection Download PDFInfo
- Publication number
- CN214662317U CN214662317U CN202120587229.5U CN202120587229U CN214662317U CN 214662317 U CN214662317 U CN 214662317U CN 202120587229 U CN202120587229 U CN 202120587229U CN 214662317 U CN214662317 U CN 214662317U
- Authority
- CN
- China
- Prior art keywords
- valve body
- smoke
- smoke exhaust
- actuator
- exhaust valve
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- 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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- 239000000779 smoke Substances 0.000 title claims abstract description 75
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003517 fume Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a smoke exhaust valve for building fire protection, which comprises a smoke exhaust valve body, wherein the smoke exhaust valve body comprises a valve body, a smoke blocking mechanism is arranged in the valve body, and the smoke blocking mechanism comprises a circle of flexible smoke blocking plate arranged on the inner wall of the valve body, blades arranged between the smoke blocking plates and a rotating shaft connected with the blades; the outer wall of the valve body is provided with an actuator, and the actuator is connected with the rotating shaft; one side of the actuator is provided with a slide way, one end of the slide way facing the actuator is sealed, a slide block is connected in the slide way in a sliding mode, an electric cylinder is hinged to the slide block, and the extending end of the electric cylinder is connected with a handle of the actuator; a temperature sensor is arranged in the valve body, and a controller is installed on the outer wall of the valve body. Through the arrangement of the slide way, the slide block, the electric cylinder, the temperature sensor and the controller, when the actuator fails and cannot be automatically closed, the controller starts the electric cylinder to close, and fire spreading is avoided.
Description
Technical Field
The utility model relates to a fire-fighting equipment field, concretely relates to smoke damper for building fire control.
Background
The smoke exhaust valve is a valve which is arranged at the end part of each branch pipe of the mechanical smoke exhaust system, is closed at ordinary times and meets the requirement of air leakage quantity, and is manually or electrically opened to play a smoke exhaust role in a fire disaster or when smoke is required to be exhausted. At present, when the smoke exhaust valve on the existing fire-fighting ventilation pipeline is used, the smoke exhaust effect is poor due to poor sealing effect at the joint of the smoke inlet pipe and the smoke exhaust valve, so that smoke or smoke leaks. When the smoke exhaust valve can only be automatically closed due to failure, personnel are required to manually close the smoke exhaust valve, a large amount of time is consumed in the process, overheated smoke is exhausted through the smoke exhaust valve, and open fire can be carried in the smoke to cause fire spreading.
SUMMERY OF THE UTILITY MODEL
The utility model provides a smoke exhaust valve for building fire protection, which is just not enough for the prior art.
The utility model provides a building fire control is with valve of discharging fume, includes the valve body of discharging fume, the valve body of discharging fume includes the valve body, be equipped with in the valve body and keep off cigarette mechanism, keep off cigarette mechanism including setting up round flexible cigarette board, the setting on the valve body inner wall keep off the blade between the cigarette board, with the pivot of blade connection. And an actuator is arranged on the outer wall of the valve body and is connected with the rotating shaft. The electric hydraulic actuator is characterized in that a slide way is arranged on one side of the actuator, the slide way is plugged towards one end of the actuator, a slide block is connected in the slide way in a sliding mode, an electric cylinder is hinged to the slide block, and the extending end of the electric cylinder is connected with a handle of the actuator in a linking mode. A temperature sensor is arranged in the valve body, and a controller is installed on the outer wall of the valve body.
Further, the smoke exhaust valve body is detachably connected to the smoke exhaust pipeline through bolts.
Furthermore, an annular mounting plate is integrally formed on the left end face and the right end face of the valve body, and a first mounting groove and a second mounting groove are formed in the mounting plate.
Furthermore, high-temperature-resistant sealing gaskets are arranged in the first mounting groove and the second mounting groove.
Furthermore, a plurality of mounting holes are uniformly formed in the mounting plate between the first mounting groove and the second mounting groove.
Furthermore, a heat insulation pad is arranged between the controller and the valve body.
Further, the controller is electrically connected with the electric cylinder, and the controller controls the electric cylinder to work.
Furthermore, the temperature sensor is electrically connected with the controller, and the temperature sensor transmits signals to the controller.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and reasonable design, and can improve the sealing property of the connection between the smoke exhaust valve body and the smoke exhaust pipeline, prevent smoke from leaking and improve the smoke exhaust effect by arranging the mounting groove I and the mounting groove II on the mounting plate and arranging the high-temperature-resistant sealing gaskets in the mounting groove I and the mounting groove II; through the arrangement of the slide way, the slide block, the electric cylinder, the temperature sensor and the controller, when the actuator fails and cannot be automatically closed, the controller starts the electric cylinder to close, and fire spreading is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the internal structure of the present invention.
In the figure: the smoke discharging valve comprises a smoke discharging valve body 1, a valve body 11, a mounting plate 111, a first mounting groove 112, a second mounting groove 113, a high-temperature-resistant sealing gasket 114, a mounting hole 115, a smoke blocking mechanism 12, a smoke blocking plate 121, blades 122, a rotating shaft 123, an actuator 13, a slide way 14, a sliding block 15, an electric cylinder 16, a temperature sensor 17, a controller 18 and a smoke discharging pipeline 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a smoke damper for building fire control, including smoke damper body 1, smoke damper body 1 includes valve body 11, homogeneous body formation has annular mounting panel 111 on the terminal surface about valve body 11, mounting groove one 112 and mounting groove two 113 have been seted up on mounting panel 111, all be equipped with high temperature resistant sealed pad 114 in mounting groove one 112 and the mounting groove two 113. A plurality of mounting holes 115 are uniformly formed in the mounting plate 111 between the first mounting groove 112 and the second mounting groove 113. The smoke exhaust valve body 1 is detachably connected to the smoke exhaust pipeline 2 through bolts.
The smoke blocking mechanism 12 is arranged in the valve body 11, and the smoke blocking mechanism 12 comprises a circle of flexible smoke blocking plates 121 arranged on the inner wall of the valve body 11, blades 122 arranged between the smoke blocking plates 121, and a rotating shaft 123 connected with the blades 122. An actuator 13 is installed on the outer wall of the valve body 11, the actuator 13 is connected with the rotating shaft 123, and the actuator 13 controls the rotating shaft 123 to rotate. One side of the actuator 13 is provided with a slide way 14, one end of the slide way 14 facing the actuator 13 is blocked, a slide block 15 is connected in the slide way 14 in a sliding mode, an electric cylinder 16 is hinged to the slide block 15, and the extending end of the electric cylinder 16 is connected with a handle of the actuator 13 in a linking mode. A temperature sensor 17 is arranged in the valve body 11, a controller 18 is installed on the outer wall of the valve body 11, and a heat insulation pad is arranged between the controller 18 and the valve body 11. The controller 18 is electrically connected with the electric cylinder 16, the controller 18 controls the electric cylinder 16 to work, the temperature sensor 17 is electrically connected with the controller 18, and the temperature sensor 17 transmits signals to the controller 18.
When the valve body 11 is installed, the installation hole 115 is aligned with the smoke exhaust duct 2 and fixed by a bolt. The sealing performance between the smoke exhaust valve body 1 and the smoke exhaust pipeline 2 can be improved by arranging the high-temperature-resistant sealing gaskets 114 in the first mounting groove 112 and the second mounting groove 113. When a fire disaster happens, smoke is discharged from the smoke discharge pipeline 2, when the temperature of the smoke reaches 280 ℃, fusible metal in the actuator 13 is fused, the actuator 13 drives the rotating shaft 123 to rotate, the smoke baffle plate 121 is closed, and the handle on the actuator 13 also rotates by 90 degrees at the moment, so that the electric cylinder 16 and the sliding block 15 move rightwards for a certain distance; when the actuator 13 is in failure and cannot be automatically closed, the temperature of the smoke is higher and higher, when the set temperature of the controller 18 is reached, the temperature sensor 17 transmits a signal to the controller 18, the controller 18 starts the electric cylinder 16, the extending end of the electric cylinder 16 retracts, the electric cylinder 16 cannot move leftwards due to the fact that the slide way 14 is blocked towards one end of the actuator 13, the handle of the actuator 13 is driven to rotate 90 degrees, and the smoke baffle plate 121 is closed.
The utility model has simple structure and reasonable design, and can improve the sealing property of the connection between the smoke exhaust valve body 1 and the smoke exhaust pipeline 2, prevent smoke from leaking and improve the smoke exhaust effect by arranging the first mounting groove 112 and the second mounting groove 113 on the mounting plate 111 and arranging the high temperature resistant sealing gasket 114 in the first mounting groove 112 and the second mounting groove 113; through the arrangement of the slideway 14, the sliding block 15, the electric cylinder 16, the temperature sensor 17 and the controller 18, when the actuator 13 fails and cannot be automatically closed, the controller 18 starts the electric cylinder 16 to close, so that the fire spreading is avoided.
Claims (8)
1. The utility model provides a smoke damper for building fire control, includes smoke damper body (1), its characterized in that: the smoke exhaust valve body (1) comprises a valve body (11), a smoke blocking mechanism (12) is arranged in the valve body (11), and the smoke blocking mechanism (12) comprises a circle of flexible smoke blocking plates (121) arranged on the inner wall of the valve body (11), blades (122) arranged between the smoke blocking plates (121) and a rotating shaft (123) connected with the blades (122); an actuator (13) is arranged on the outer wall of the valve body (11), and the actuator (13) is connected with the rotating shaft (123); a slide way (14) is arranged on one side of the actuator (13), one end of the slide way (14) facing the actuator (13) is blocked, a slide block (15) is connected in the slide way (14) in a sliding mode, an electric cylinder (16) is hinged to the slide block (15), and the extending end of the electric cylinder (16) is connected with a handle of the actuator (13); a temperature sensor (17) is arranged in the valve body (11), and a controller (18) is installed on the outer wall of the valve body (11).
2. A smoke exhaust valve for fire protection of buildings according to claim 1, wherein: the smoke exhaust valve body (1) is detachably connected to the smoke exhaust pipeline (2) through bolts.
3. A smoke exhaust valve for fire protection of buildings according to claim 1, wherein: the valve body (11) is provided with an annular mounting plate (111) on the left end face and the right end face, and a first mounting groove (112) and a second mounting groove (113) are formed in the mounting plate (111).
4. A smoke exhaust valve for fire protection of buildings according to claim 3, wherein: and high-temperature-resistant sealing gaskets (114) are arranged in the first mounting groove (112) and the second mounting groove (113).
5. A smoke exhaust valve for fire protection of buildings according to claim 3, wherein: and a plurality of mounting holes (115) are uniformly formed in the mounting plate (111) between the first mounting groove (112) and the second mounting groove (113).
6. A smoke exhaust valve for fire protection of buildings according to claim 1, wherein: and a heat insulation pad is arranged between the controller (18) and the valve body (11).
7. A smoke exhaust valve for fire protection of buildings according to claim 1, wherein: the controller (18) is electrically connected with the electric cylinder (16), and the controller (18) controls the electric cylinder (16) to work.
8. A smoke exhaust valve for fire protection of buildings according to claim 1, wherein: the temperature sensor (17) is electrically connected with the controller (18), and the temperature sensor (17) transmits a signal to the controller (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120587229.5U CN214662317U (en) | 2021-03-23 | 2021-03-23 | Smoke exhaust valve for building fire protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120587229.5U CN214662317U (en) | 2021-03-23 | 2021-03-23 | Smoke exhaust valve for building fire protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214662317U true CN214662317U (en) | 2021-11-09 |
Family
ID=78455009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120587229.5U Expired - Fee Related CN214662317U (en) | 2021-03-23 | 2021-03-23 | Smoke exhaust valve for building fire protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214662317U (en) |
-
2021
- 2021-03-23 CN CN202120587229.5U patent/CN214662317U/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 |
Granted publication date: 20211109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |