CN213629126U - Outer frame body of smoke exhaust fire damper and novel smoke exhaust fire damper - Google Patents
Outer frame body of smoke exhaust fire damper and novel smoke exhaust fire damper Download PDFInfo
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- CN213629126U CN213629126U CN202022721378.4U CN202022721378U CN213629126U CN 213629126 U CN213629126 U CN 213629126U CN 202022721378 U CN202022721378 U CN 202022721378U CN 213629126 U CN213629126 U CN 213629126U
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Abstract
The utility model relates to a fire damper outer frame body and novel fire damper of discharging fume, this fire damper outer frame body of discharging fume include the flange hem and buckle fashioned rectangle frame by a steel sheet, the flange hem be provided with two and connect respectively in the both ends of rectangle frame are all followed, flange hem perpendicular to the periphery wall of rectangle frame, the flange hem include four respectively integrative bending type form in the tip of rectangle frame connecting plate and four limit right angle pieces all around, adjacent two be formed with the right angle breach between the connecting plate, limit right angle piece is L shape and its both ends riveting respectively and is fixed in adjacent two the tip of connecting plate. The zinc-plated coating has the advantages of simple manufacturing process and low manufacturing cost, more welding links are omitted, the zinc-plated coating is not easy to damage, the corrosion problem is not easy to generate, and the service life is longer.
Description
Technical Field
The application relates to the technical field of fire-fighting equipment, in particular to an outer frame body of a smoke exhaust fire damper and a novel smoke exhaust fire damper.
Background
The smoke-discharging fire-resisting valve is a fire-resisting component, generally mounted on the pipeline of mechanical smoke-discharging system, normally is opened, when fire hazard occurs, the smoke-discharging fire-resisting valve is opened, when the smoke-discharging pipeline interior smoke temp. is reached to 280 deg.C, and closed, and can meet the requirements of smoke-leaking quantity and fire-resisting integrity in a certain time so as to implement the functions of isolating smoke and resisting fire.
Existing smoke evacuation fire valves generally comprise: outer frame, a plurality of fire prevention blade, actuating mechanism, temperature sensor etc. and the both ends periphery of outer frame all is provided with the flange hem, and the flange hem generally is square ring form, and mainly used is connected with the pipeline of exhaust fume system.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the flange hem can't be integrated into one piece on outer framework, has an edge at least in the flange hem and need fix through the welded mode, and the manufacture process is complicated, and the cost of manufacture is higher, and the welding department still destroys the galvanizing coat on steel sheet surface easily moreover, produces the corrosion problem easily, so await the improvement.
SUMMERY OF THE UTILITY MODEL
In order to improve the complicated, higher problem of cost of manufacture of common outer frame body manufacture process, this application provides a fire damper outer frame body and novel fire damper of discharging fume.
First aspect, the application provides a frame body outside fire damper discharges fume, adopts following technical scheme:
the utility model provides a fire damper outer frame body discharges fume, includes the flange hem and buckles fashioned rectangle frame by a steel sheet, the flange hem be provided with two and connect respectively in the both ends of rectangle frame are all followed, the flange hem perpendicular to the periphery wall of rectangle frame, the flange hem include four respectively integrative bending type in the tip of rectangle frame connecting plate and four limit right angle pieces all around, adjacent two be formed with the right angle breach between the connecting plate, limit right angle piece is L shape and its both ends respectively the riveting fixed in adjacent two the tip of connecting plate.
Through adopting above-mentioned technical scheme, connecting plate and rectangle frame can be buckled by the direct punching press of a steel sheet and make, and the rectangle frame is in forming process, can directly adopt the mode processing of riveting fixed, limit right angle spare can just compensate above-mentioned right angle breach, the structure is firm stable equally, need not complicated operations such as welding, the manufacture process is comparatively simple and the cost of manufacture is also lower, owing to saved more welding link, the galvanizing coat on steel sheet surface is difficult to be destroyed, difficult corrosion problem that produces, the life of this smoke exhaust fire damper outer frame body has been promoted.
Preferably, the side right-angle piece comprises a rectangular part and two riveting parts, the two riveting parts are respectively and integrally formed on two adjacent side edges of the rectangular part, and the rectangular part is provided with a through hole convenient for lifting.
Through adopting above-mentioned technical scheme, the design of through-hole is conveniently carried and is lifted by crane this outer framework of fire damper of discharging fume, and riveting portion is convenient moreover and connecting plate fixed connection, and above-mentioned structural design's limit right angle spare can disposable stamping forming, and the preparation is fairly simple and the structure is more firm.
Preferably, 3-5 riveting points are arranged between the riveting part and the connecting plate, and three adjacent riveting points are not on the same straight line.
By adopting the technical scheme, 3-5 riveting points can ensure firm connection between the riveting part and the connecting plate, and the riveting points arranged in a staggered manner can ensure that the riveting part and the connecting plate are connected more firmly.
Preferably, the through holes are in a kidney-shaped shape, and the through holes are arranged along a diagonal line of the rectangular frame.
Through adopting above-mentioned technical scheme, the through-hole of above-mentioned design is convenient for and supplies the cooperation of hanging of lifting by crane equipment to use, and it is more convenient to lift by crane the process.
Preferably, a first flanging is inwards folded at one side edge of the connecting plate, which is far away from the rectangular frame, and the cross section of the connecting plate is L-shaped.
Through adopting above-mentioned technical scheme, first turn-ups can form the arc angle, at the in-process of this fire damper outer frame body of discharging fume of transport, installation, effectively prevents that the connecting plate from keeping away from one side of rectangle frame and hurting people, and is safer.
Preferably, two adjacent outer side edges of the rectangular part are provided with second flanges, and the width of each second flange is consistent with that of the corresponding first flange.
Through adopting above-mentioned technical scheme, the second turn-ups can prevent that two outside limits of rectangle portion from hindering the people equally, and is safer, and the width of second turn-ups and first turn-ups is unanimous moreover, makes this smoke exhaust fire damper outer frame's appearance more pleasing to the eye.
Preferably, a step is formed at the connection position between the rectangular portion and the riveting portion in an inward bending mode, the height of the step is equal to the thickness of the connecting plate, and the riveting portion is attached to the inner surface of the connecting plate.
By adopting the technical scheme, the outer surface of the flange hem is smoother, the attractiveness is improved, and the flange hem is more practical.
The second aspect, the application provides a novel fire prevention valve of discharging fume adopts following technical scheme:
the utility model provides a novel smoke exhaust fire damper, includes as above-mentioned smoke exhaust fire damper outer frame body, fire prevention blade, actuating mechanism and temperature sensor, fire prevention blade is provided with a plurality of and vertical interval arrangement, fire prevention blade rotate assemble in the smoke exhaust fire damper outer frame body, actuating mechanism install in the top of smoke exhaust fire damper outer frame body, actuating mechanism is used for ordering about the fire prevention blade and rotates, temperature sensor is installed at the interior top of smoke exhaust fire damper outer frame body.
By adopting the technical scheme, the fireproof blade is normally closed at ordinary times, the temperature sensor sends an electric signal through the control center during fire, the actuating mechanism is electrified to act, the fireproof blade is automatically opened and outputs an opening signal, and the fireproof blade is closed again when the smoke temperature is overhigh; on the basis that the outer frame body of the smoke exhaust fire damper has the advantages, the novel smoke exhaust fire damper also has the advantages that: the manufacturing process is simpler and the cost of manufacture is also lower, owing to saved more welding link, the difficult quilt of galvanizing coat on steel sheet surface is destroyed, is difficult for producing the corrosion problem, has promoted the life of this fire damper outer frame body of discharging fume.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the manufacturing process of the outer frame body of the smoke exhaust fire damper is simple, the manufacturing cost is low, as more welding links are saved, a zinc coating on the surface of a steel plate is not easy to damage, the problem of corrosion is not easy to generate, and the service life of the outer frame body of the smoke exhaust fire damper is prolonged;
the 2.3-5 riveting points can ensure the firm connection between the riveting part and the connecting plate, and the riveting points arranged in a staggered way can ensure the firm connection between the riveting part and the connecting plate.
Drawings
Fig. 1 is a schematic structural view of an outer frame of a smoke evacuation fire damper according to an embodiment of the present application.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic structural diagram of the novel smoke evacuation fire damper according to the embodiment of the present application.
Description of reference numerals: 101. an outer frame of the smoke exhaust fire damper; 102. a fire protection flap; 103. an actuator; 104. a temperature sensor; 1. a rectangular frame; 2. flanging the flange; 21. a connecting plate; 211. a first flanging; 22. a side right angle member; 221. a rectangular portion; 2211. a through hole; 2212. second flanging; 222. riveting parts; 3. riveting points; 4. a step; 5. a reinforcing plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses outer frame body of fire damper discharges fume. Referring to fig. 1, the smoke evacuation fire damper outer frame body includes flange hem 2 and the rectangle frame 1 that is formed by a steel sheet bending, and four corners welded fastening of rectangle frame 1 have reinforcing plate 5, and reinforcing plate 5 is made by galvanized steel sheet and is the L shape, and the width of reinforcing plate 5 is unanimous with the width of rectangle frame 1, and the thickness of steel sheet is 1.8 millimeters, and this thickness can also be 1.5 millimeters, 1.6 millimeters, 1.7 millimeters, 1.9 millimeters or 2.0 millimeters in other embodiments. Flange hem 2 is provided with two and connects respectively in the both ends of rectangle frame 1 and follows all around, flange hem 2 perpendicular to rectangle frame 1's periphery wall, and flange hem 2 includes four integrative bending type respectively and forms in rectangle frame 1's tip connecting plate 21 and four limit right angle pieces 22 all around, is formed with the right angle breach between two adjacent connecting plates 21, and limit right angle piece 22 is L shape and its both ends are riveted respectively and are fixed in the tip of two adjacent connecting plates 21.
Referring to fig. 1 and 2, the side right-angle member 22 includes a rectangular portion 221 and a riveting portion 222, the riveting portion 222 is provided with two through holes 2211 for facilitating lifting, the through holes 2211 are waist-round-shaped, the through holes 2211 are arranged along a diagonal line of the rectangular frame 1, 4 riveting points 3 (in other embodiments, the number of the riveting points 3 may be 3 or 5), and the adjacent three riveting points 3 are not on the same straight line.
One side edge of the connecting plate 21, which is far away from the rectangular frame 1, is inwards turned to form a first turned edge 211, the cross section of the connecting plate 21 is in an L shape, two adjacent outer side edges of the rectangular part 221 are provided with second turned edges 2212, the width of the second turned edges 2212 is consistent with that of the first turned edges 211, and the outer corners of the rectangular part 221 are provided with round corners.
The connection between the rectangular portion 221 and the riveting portion 222 is formed with a step 4 by inward bending, the height of the step 4 is equal to the thickness of the connection plate 21 (i.e. 1.8 mm), and the riveting portion 222 is attached to the inner surface of the connection plate 21.
The implementation principle of the outer frame body of the smoke exhaust fire damper in the embodiment of the application is as follows: connecting plate 21 and rectangle frame 1 can be buckled by the direct punching press of a steel sheet and make, and rectangle frame 1 is in the forming process, can directly adopt the mode processing of riveting fixed, limit right angle piece 22 can just compensate above-mentioned right angle breach, the structure is firm stable equally, need not complicated operations such as welding, the manufacture process is comparatively simple and the cost of manufacture is also lower, owing to saved more welding link, the galvanized coating on steel sheet surface is difficult for being destroyed, difficult production corrosion problem, the life of this smoke exhaust fire damper outer frame body has been promoted.
The embodiment of the application also discloses a novel smoke exhaust fire prevention valve. Referring to fig. 1 and 3, the novel smoke exhaust fire damper comprises the smoke exhaust fire damper outer frame 101, the fire protection vanes 102, the actuator 103 and the temperature sensor 104, wherein the fire protection vanes 102 are arranged in three and vertically spaced arrangement (in other embodiments, the number of the fire protection vanes 102 may be 2, 4 or more), the thickness of the fire protection vanes 102 is 1.8 mm, in other embodiments, the thickness may also be 1.5 mm, 1.6 mm, 1.7 mm, 1.9 mm or 2.0 mm, the fire protection vanes 102 are rotatably assembled in the smoke exhaust fire damper outer frame 101, the actuator 103 is installed at the top of the smoke exhaust fire damper outer frame 101, the actuator 103 is used for driving the fire protection vanes 102 to rotate, and the temperature sensor 104 is installed at the inner top of the smoke exhaust fire damper outer frame 101.
The implementation principle of the novel smoke exhaust fire damper of the embodiment of the application is as follows: the fire-proof blade 102 is normally closed at ordinary times, the temperature sensor 104 sends an electric signal through the control center in case of fire, the actuating mechanism 103 is electrified to act, the fire-proof blade 102 is automatically opened and outputs an opening signal, and the fire-proof blade 102 is closed again when the smoke temperature is overhigh; on the basis of the advantages of the smoke damper outer frame 101, the novel smoke damper has the advantages that: the manufacturing process is simpler and the cost of manufacture is also lower, owing to saved more welding link, the difficult quilt of galvanizing coat on steel sheet surface is destroyed, is difficult for producing the corrosion problem, has promoted this outer framework 101's of fire damper life of discharging fume.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fire damper outer frame body of discharging fume which characterized in that: including flange hem (2) and buckle fashioned rectangle frame (1) by a steel sheet, flange hem (2) be provided with two and connect respectively in the both ends week of rectangle frame (1) is followed, flange hem (2) perpendicular to the periphery wall of rectangle frame (1), flange hem (2) include four respectively integrative bending type in connecting plate (21) and four limit right angle pieces (22) around the tip of rectangle frame (1), adjacent two be formed with the right angle breach between connecting plate (21), limit right angle piece (22) are L shape and its both ends are riveted respectively and are fixed in adjacent two the tip of connecting plate (21).
2. The smoke evacuation fire damper outer frame body of claim 1, wherein: the side right-angle piece (22) comprises a rectangular part (221) and riveting parts (222), the riveting parts (222) are arranged at two adjacent two sides of the rectangular part (221) and are respectively integrally formed, and through holes (2211) convenient to lift are formed in the rectangular part (221).
3. The smoke evacuation fire damper outer frame body of claim 2, wherein: 3-5 riveting points (3) are arranged between the riveting part (222) and the connecting plate (21), and three adjacent riveting points (3) are not on the same straight line.
4. The smoke evacuation fire damper outer frame body of claim 2, wherein: the through hole (2211) is in a shape of a kidney circle, and the through hole (2211) is arranged along a diagonal line of the rectangular frame (1).
5. The smoke evacuation fire damper outer frame body of claim 2, wherein: one side edge of the connecting plate (21) far away from the rectangular frame (1) is inwards turned to form a first turned edge (211), and the cross section of the connecting plate (21) is L-shaped.
6. The smoke evacuation fire damper outer frame body of claim 5, wherein: two adjacent outer side edges of the rectangular part (221) are provided with second flanges (2212), and the width of the second flanges (2212) is consistent with that of the first flanges (211).
7. The smoke evacuation fire damper outer frame body of claim 2, wherein: a step (4) is formed at the connecting position between the rectangular part (221) and the riveting part (222) in an inward bending mode, the height of the step (4) is equal to the thickness of the connecting plate (21), and the riveting part (222) is attached to the inner surface of the connecting plate (21).
8. A novel smoke exhaust fire damper, which comprises the smoke exhaust fire damper outer frame body (101), the fire protection blades (102), the actuator (103) and the temperature sensor (104) according to any one of claims 1 to 7, wherein the fire protection blades (102) are arranged in a plurality of vertical intervals, the fire protection blades (102) are rotatably assembled in the smoke exhaust fire damper outer frame body (101), the actuator (103) is installed at the top of the smoke exhaust fire damper outer frame body (101), the actuator (103) is used for driving the fire protection blades (102) to rotate, and the temperature sensor (104) is installed at the inner top of the smoke exhaust fire damper outer frame body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721378.4U CN213629126U (en) | 2020-11-21 | 2020-11-21 | Outer frame body of smoke exhaust fire damper and novel smoke exhaust fire damper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721378.4U CN213629126U (en) | 2020-11-21 | 2020-11-21 | Outer frame body of smoke exhaust fire damper and novel smoke exhaust fire damper |
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| CN213629126U true CN213629126U (en) | 2021-07-06 |
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| CN202022721378.4U Active CN213629126U (en) | 2020-11-21 | 2020-11-21 | Outer frame body of smoke exhaust fire damper and novel smoke exhaust fire damper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508620A (en) * | 2021-12-31 | 2022-05-17 | 武汉顺风冷暖设备有限公司 | High-efficiency smoke-discharging fire-proof valve and production process thereof |
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2020
- 2020-11-21 CN CN202022721378.4U patent/CN213629126U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508620A (en) * | 2021-12-31 | 2022-05-17 | 武汉顺风冷暖设备有限公司 | High-efficiency smoke-discharging fire-proof valve and production process thereof |
| CN114508620B (en) * | 2021-12-31 | 2024-02-13 | 武汉顺风冷暖设备有限公司 | High-efficiency smoke-discharging fireproof valve and production process thereof |
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