CN215522197U - Fire prevention valve with heat conduction function - Google Patents
Fire prevention valve with heat conduction function Download PDFInfo
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- CN215522197U CN215522197U CN202121738470.XU CN202121738470U CN215522197U CN 215522197 U CN215522197 U CN 215522197U CN 202121738470 U CN202121738470 U CN 202121738470U CN 215522197 U CN215522197 U CN 215522197U
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- heat conduction
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Abstract
The utility model provides a fire damper with a heat conduction function, relates to the field of fire dampers, and aims to solve the problems that the fire safety performance of a blade is reduced and the service life of the fire damper is shortened due to the fact that a cooling heat conduction device is not arranged on the outer side of the blade of an existing fire damper. Including valve body, end wind shield support, blade axle, blade and cooling heat-transfer device, the end wind shield support sets up on the valve body, the blade axle is worn to establish in the valve body, the epaxial blade that is provided with of blade, cooling heat-transfer device sets up on the blade, and through heat-transfer device's setting, the heat that the blade produced in separation fire prevention process can evenly spill, avoids the blade because suffer the condition of high temperature loss separation for a long time, extension blade life.
Description
Technical Field
The utility model relates to the field of fire valves, in particular to a fire valve with a heat conduction function.
Background
The ventilation equipment is indispensable in modern society building, because the wind channel is the important part of building ventilation equipment, and the fire prevention valve in the wind channel is wherein important component, and the fire prevention valve includes the valve body, is equipped with the valve block that can open in the valve body. When the temperature of the smoke in the air duct reaches a certain value, the valve plate should be closed to block smoke and fire. For various buildings, especially high-rise buildings, once a fire breaks out, smoke can spread rapidly due to the effect of a hot smoke chimney. Many fire cases show that the smoke is the most main factor influencing the evacuation of people in the fire and the fire rescue and is the most important reason causing the casualties in the fire. The fire-proof valve is installed on the pipeline of the ventilation equipment, and is opened at ordinary times, when a fire disaster occurs, the fire-proof valve is automatically closed when the temperature of gas in the pipeline reaches a certain stability (for example, 70 ℃), and the circulation of smoke can be interrupted after the fire disaster occurs, so that the spread of the fire disaster is prevented.
The outside of the blade of fire prevention valve is not provided with cooling heat-transfer device, and the blade is through long-time back security performance decline that uses, can not satisfy air pipe's normal fire prevention work, has safe risk, consequently designs a section fire prevention valve that has the heat conduction function, seems especially important.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fire damper with a heat conduction function, and aims to solve the problems that in the prior art, the fire safety performance of a blade is reduced and the service life of the fire damper is shortened because a cooling heat conduction device is not arranged on the outer side of the blade of the fire damper.
In order to solve the technical problems, the utility model provides a fire damper with a heat conduction function, which comprises a valve body, an end wind shielding support, blade shafts, blades and a cooling heat conduction device, wherein the end wind shielding support is arranged on the valve body, the blade shafts are arranged in the valve body in a penetrating manner, the blades are arranged on the blade shafts, the cooling heat conduction device is arranged on the blades, the blade shafts are arranged in a plurality of groups in a penetrating manner in the valve body, the cooling heat conduction device comprises a cooling work box, the cooling work box is arranged on the blades, a heat conduction rod is arranged on the left side of the cooling work box, a rectangular cooling groove is arranged in the cooling work box, a cooling liquid supply box is arranged at the top of the cooling work box, a cooling liquid recovery box is also arranged on the cooling work box, and cooling fins are also arranged on the cooling work box.
Preferably, the cooling heat conduction device is that the multiunit sets up on the blade, be provided with spacing mount on the cooling work box, spacing mount passes through fastening nut fixed connection on the cooling work box, coolant liquid supply box installs in spacing mount.
Preferably, the cooling liquid supply box is connected with the cooling working box through a liquid inlet pipe, and the abutting part of the liquid inlet pipe and the cooling working box is subjected to sealing treatment.
Preferably, the cooling fins are obliquely arranged on the cooling work box in multiple groups, and a work space is reserved between every two adjacent cooling fins.
Preferably, the cooling working box is connected with the cooling liquid recovery box through a liquid outlet pipe.
Preferably, the blades are further provided with limiting clamping plates, the cooling work boxes are installed in the limiting clamping plates, and the joints of the adjacent blades are subjected to sealing treatment.
Preferably, the size of the end wind blocking support is smaller than that of the valve body, the end wind blocking support and the valve body are sealed, and the blade shaft and the valve body can rotate.
The utility model has the following beneficial effects:
(1) according to the utility model, through the arrangement of the heat conducting device, heat generated by the blade in the process of fire prevention by blocking can be uniformly dissipated, the situation that the blade loses blocking due to long-term high temperature is avoided, and the service life of the blade is prolonged;
(2) the heat conduction device is compact in structure, reasonable in design, convenient to assemble and disassemble and good in structural stability, and is directly arranged on the outer side of the blade, so that the maintenance cost of the fire damper is reduced;
(3) the whole heat conducting device is directly arranged on the blade, the working space of the existing fireproof valve blade is optimized, the installation and maintenance of workers are facilitated, and the whole cooling working box is stably fixed on the blade through the arrangement of the limiting clamping plate.
Drawings
FIG. 1 is a front view of a fire damper having a heat conducting function according to the present invention;
FIG. 2 is a left side view of a fire damper having a heat conducting function according to the present invention;
FIG. 3 is an overall view of a heat transfer device in the fire damper having a heat transfer function according to the present invention;
FIG. 4 is an enlarged view of a portion of a coolant supply tank in the fire damper having a heat transfer function according to the present invention;
wherein, 1, a valve body; 2. an end wind shield bracket; 3. a blade shaft; 4. a blade; 5. a cooling and heat conducting device; 501. A cooling work box; 502. a heat conducting rod; 503. a rectangular cooling tank; 506. a coolant supply tank; 504. a coolant recovery tank; 505. a heat sink; 6. a limit fixing frame; 601. fastening a nut; 7. a liquid inlet pipe; 8. a liquid outlet pipe; 9. spacing cardboard.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.
As shown in fig. 1-3, the embodiment of the present invention provides a fire damper with a heat conducting function, which includes a valve body 1, an end wind blocking bracket 2, a blade shaft 3, blades 4, and a cooling heat conducting device 5, wherein the end wind blocking bracket 2 is disposed on the valve body 1, the blade shaft 3 is inserted into the valve body 1, the blades 4 are disposed on the blade shaft 3, the cooling heat conducting device 5 is disposed on the blades 4, the blade shafts 3 are inserted into the valve body 1 in multiple groups, the cooling heat conducting device 5 includes a cooling work box 501, the cooling work box 501 is mounted on the blades 4, a heat conducting rod 502 is disposed on the left side of the cooling work box 501, a rectangular cooling groove 503 is disposed in the cooling work box 501, a cooling liquid supply box 506 is disposed on the top of the cooling work box 501, and a cooling liquid recovery box 504 is further disposed on the cooling work box 501, the cooling work box 501 is further provided with a heat sink 505.
Further, the cooling heat conduction device 5 is provided with a plurality of groups of cooling heat conduction devices arranged on the blades 4, a limiting fixing frame 6 is arranged on the cooling work box 501, the limiting fixing frame 6 is fixedly connected to the cooling work box 501 through a fastening nut 601, and the cooling liquid supply box 506 is arranged in the limiting fixing frame 6.
Further, the cooling liquid supply tank 506 is connected to the cooling work tank 501 through a liquid inlet pipe 7, and the abutting portion between the liquid inlet pipe 7 and the cooling work tank 501 is sealed.
Further, the heat dissipation fins 505 are obliquely arranged on the cooling work box 501 in a plurality of groups, and a work space is reserved between adjacent heat dissipation fins 505.
Further, the cooling working box 501 is connected to the coolant recovery box 504 through a drain pipe 8.
Further, the blades 4 are further provided with a limiting clamping plate 9, the cooling work box 501 is installed in the limiting clamping plate 9, and the joints of the adjacent blades 4 are subjected to sealing treatment.
Further, the size of the end wind shielding bracket 2 is smaller than that of the valve body 1, the end wind shielding bracket and the valve body 1 are sealed, and the blade 4 and the shaft 3 can rotate with the valve body 1.
The working principle of the fire damper with the heat conduction function is as follows: the cooling heat conduction device 5 starts to operate, heat generated by the blades 4 is conducted to the cooling working box 501 through the heat conduction rod 502, and as the rectangular cooling groove 503 is formed in the cooling working box 501, the cooling liquid supply box 506 conveys low-temperature cooling liquid into the rectangular cooling groove 503 through the liquid inlet pipe 7, and the heat is taken away through the low-temperature cooling liquid, so that the effect of cooling the blades 4 is achieved; the heated cooling liquid is recovered to the cooling liquid recovery box 504 through the liquid outlet pipe 8, so that the cooling liquid in the cooling working box 501 is always in a low-temperature state, a plurality of groups of cooling fins 505 are arranged on the surface of the cooling working box 501, heat in the cooling working box 501 is favorably dissipated in time, a working space is reserved between every two adjacent cooling fins 505, the heat dissipation efficiency of the cooling fins 505 is improved, through the arrangement of the heat conduction device, heat generated by the blades 4 in the process of blocking fire is uniformly dissipated, the situation that the blades 4 lose blocking due to high temperature for a long time is avoided, and the service life of the blades 4 is prolonged; whole heat conduction device direct mount sets up on blade 4, optimizes current fire prevention valve blade 4's workspace, and the staff's installation of being convenient for is maintained, through the setting of spacing cardboard 9 for cooling work box 501 is whole stable fixing on blade 4, through heat conduction device compact structure, reasonable in design direct mount is in blade 4's the outside, easy dismounting, structural stability is good, reduces the maintenance cost of fire prevention valve.
In conclusion, the cooling heat-conducting device is arranged, so that heat generated by the blade in the process of fire prevention can be uniformly dissipated, the situation that the blade loses the separation due to high temperature for a long time is avoided, and the service life of the blade is prolonged; whole heat-transfer device direct mount sets up on the blade, optimizes the workspace of current fire prevention valve blade, and the staff's installation of being convenient for is maintained, through the setting of spacing cardboard for the whole stable fixing of cooling work box is on the blade, and cooling heat-transfer device compact structure, reasonable in design direct mount is in the outside of blade, easy dismounting, structural stability is good, reduces the maintenance cost of fire prevention valve.
It should be noted that various standard components used in the present invention are commercially available, non-standard components are specially customized, and the connection manner adopted in the present invention, such as bolting, welding, etc., is also a very common means in the mechanical field, and the inventor does not need to describe herein any further.
The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A fire damper with a heat conduction function comprises a valve body (1), an end wind shielding support (2), a blade shaft (3), blades (4) and a cooling heat conduction device (5), wherein the end wind shielding support (2) is arranged on the valve body (1), the blade shaft (3) is arranged in the valve body (1) in a penetrating manner, the blades (4) are arranged on the blade shaft (3), and the cooling heat conduction device (5) is arranged on the blades (4), the fire damper is characterized in that the blade shaft (3) is arranged in the valve body (1) in a penetrating manner in multiple groups, the cooling heat conduction device (5) comprises a cooling work box (501), the cooling work box (501) is arranged on the blades (4), heat conduction rods (502) are arranged on the left side of the cooling work box (501), rectangular cooling grooves (503) are arranged in the cooling work box (501), and a cooling liquid supply box (506) is arranged at the top of the cooling work box (501), the cooling working box (501) is further provided with a cooling liquid recovery box (504), and the cooling working box (501) is further provided with cooling fins (505).
2. The fire damper with heat conducting function according to claim 1, wherein the cooling and heat conducting devices (5) are arranged on the blades (4) in multiple groups, the cooling work box (501) is provided with a limit fixing frame (6), the limit fixing frame (6) is fixedly connected to the cooling work box (501) through a fastening nut (601), and the cooling liquid supply tank (506) is installed in the limit fixing frame (6).
3. The fire damper with heat conduction function according to claim 1, wherein the cooling liquid supply tank (506) is connected with the cooling work tank (501) through a liquid inlet pipe (7), and the abutting position of the liquid inlet pipe (7) and the cooling work tank (501) is sealed.
4. The fireproof valve with heat conduction function according to claim 1, wherein the heat dissipation fins (505) are arranged in a plurality of groups in an inclined manner in the cooling work box (501), and a work space is reserved between adjacent heat dissipation fins (505).
5. A fire damper with heat conducting function according to claim 1, characterized in that the cooling working tank (501) and the cooling liquid recovery tank (504) are connected through a liquid outlet pipe (8).
6. A fire damper with heat conducting function according to claim 1, wherein a limiting clamping plate (9) is further arranged on the blade (4), the cooling work box (501) is installed in the limiting clamping plate (9), and a sealing treatment is adopted at a joint of adjacent blades (4).
7. A fire damper with heat conducting function according to claim 1, characterized in that the size of the end wind-shielding bracket (2) is set smaller than the size of the valve body (1), the end wind-shielding bracket is sealed with the valve body (1), and the blade shaft (3) is rotatable with the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121738470.XU CN215522197U (en) | 2021-07-28 | 2021-07-28 | Fire prevention valve with heat conduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121738470.XU CN215522197U (en) | 2021-07-28 | 2021-07-28 | Fire prevention valve with heat conduction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215522197U true CN215522197U (en) | 2022-01-14 |
Family
ID=79788072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121738470.XU Active CN215522197U (en) | 2021-07-28 | 2021-07-28 | Fire prevention valve with heat conduction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215522197U (en) |
-
2021
- 2021-07-28 CN CN202121738470.XU patent/CN215522197U/en active Active
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