CN216589990U - Automatic smoke exhaust valve that resets - Google Patents
Automatic smoke exhaust valve that resets Download PDFInfo
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- CN216589990U CN216589990U CN202122982821.8U CN202122982821U CN216589990U CN 216589990 U CN216589990 U CN 216589990U CN 202122982821 U CN202122982821 U CN 202122982821U CN 216589990 U CN216589990 U CN 216589990U
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Abstract
The utility model relates to an automatic smoke damper who resets especially relates to smoke damper's field, and it includes valve body, valve, driving piece, smoke transducer and control, the valve rotates to set up in the valve body, and be close to valve body air outlet department, the valve pivot is followed valve body width direction sets up, just wear out valve pivot one end the valve body lateral wall, the driving piece sets up on the valve body lateral wall, just the driving piece drive end with the end connection that the valve pivot was worn out, smoke transducer sets up in the valve body, the controller with smoke transducer with the equal electricity of driving piece is connected. This application can make smoke damper automatic re-setting.
Description
Technical Field
The application relates to the field of smoke exhaust valves, in particular to a smoke exhaust valve capable of resetting automatically.
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. The smoke exhaust valve can be interlocked with a fire detector, particularly the smoke detector of the fire, and the smoke exhaust valve is opened by detecting smoke generated in the initial stage of the fire to exhaust smoke and becomes an automatic valve driven by a motor or an electromagnetic mechanism.
The utility model discloses a chinese utility model patent of application number 201820354757.4 discloses a smoke damper for fire control ventilation pipe is last, including valve body and oil smoke filter screen, air intake and air outlet all are equipped with a plurality of blades, are equipped with the pivot on the blade, and one side of valve body is equipped with manual spanner and controller, and the oil smoke filter screen sets up the inlet end at the valve body import.
In view of the above-mentioned related technologies, the inventor believes that when the smoke concentration in the ventilation duct is high, an operator is required to adjust a wrench and a controller to open the smoke exhaust valve, and after the smoke exhaust valve is opened, the operator is required to manually reset and close the smoke exhaust valve.
SUMMERY OF THE UTILITY MODEL
In order to make the smoke exhaust valve can automatic re-setting, this application provides an automatic re-setting's smoke exhaust valve.
The application provides an automatic reset's smoke damper adopts following technical scheme:
the utility model provides an automatic smoke exhaust valve that resets, includes valve body, valve, driving piece, smoke transducer and control, the valve rotates to set up in the valve body, and is close to valve body air outlet department, the valve pivot is followed valve body width direction sets up, just wear out valve pivot one end the valve body lateral wall, the driving piece sets up on the valve body lateral wall, just the driving piece drive end with the end connection that the valve pivot was worn out, smoke transducer sets up in the valve body, the control with smoke transducer with the equal electricity of driving piece is connected.
Through adopting above-mentioned technical scheme, when the conflagration smog concentration rises, smoke transducer detects out smog concentration too big, smoke transducer gives the control with signal transmission, the driving piece is opened to the control, the driving piece drives the valve and rotates, thereby open the valve body, make smog discharge from the valve body air outlet, along with the discharge of smog, smog concentration in the valve body reduces gradually, smoke transducer detects smog concentration in the generator at the detected value once, give the control with signal transmission, control driving piece, the driving piece drives the valve and resets and closes the valve body. The valve body, the valve, the driving part, the smoke sensor and the control part are designed, the smoke sensor is used for detecting the concentration in the valve body, then a detection signal is transmitted to the control part, and the control part controls the driving part to rotate, so that the driving part drives the valve to rotate, the valve body is controlled to be opened and closed, and the smoke exhaust valve is controlled to automatically reset.
Optionally, the valve rotating shaft is arranged in the middle of the valve, the top wall and the bottom wall inside the valve body are provided with stop blocks along the width direction of the valve body, the stop blocks are respectively arranged on two sides of the valve, and the top and the bottom of the valve are provided with notches matched with the stop blocks.
Through adopting above-mentioned technical scheme, when the valve door closed the valve body, valve top and bottom all with the dog butt. The dog and the breach of design are mutually supported, can promote the sealed effect of valve.
Optionally, the valve and the stopper abutting surface are both provided with a sealing gasket.
Through adopting above-mentioned technical scheme, the sealed pad of design helps further promoting the sealed effect of valve, simple structure, practicality.
Optionally, still include the subassembly of discharging fume, the subassembly of discharging fume sets up in the valve body, and is located the valve is close to one side of valve body air outlet.
Through adopting above-mentioned technical scheme, the subassembly of discharging fume of design helps promoting the smoke exhaust effect of valve body.
Optionally, the subassembly of discharging fume includes the air discharge fan, the air discharge fan sets up in the valve body, just the air discharge fan pivot is followed valve body length direction sets up, air discharge fan air-out end one side is close to the valve body air outlet sets up.
Through adopting above-mentioned technical scheme, after the valve is opened, operating personnel opens the air discharge fan, and outside the air discharge fan took smog out the valve body, can accelerate the discharge of smog in the valve body. The smoke exhaust component of design promotes the effect that the valve body was discharged fume through the suction effect of air discharge fan, simple structure, practicality.
Optionally, the smoke exhaust assembly further comprises a filter screen, and the filter screen is arranged on one side of the air inlet end of the exhaust fan.
Through adopting above-mentioned technical scheme, when smog concentration increases, along with there being great debris in the smog, the filter screen blocks great debris, reduces the possibility that gets into the air discharge fan. The designed smoke exhaust assembly can reduce the possibility that sundries enter the exhaust fan through the blocking effect of the filter screen, thereby reducing the possibility that the exhaust fan is damaged by the sundries.
Optionally, the exhaust fan is detachably connected with the valve body.
By adopting the technical scheme, after the exhaust fan is used for a long time, an operator takes out the exhaust fan from the valve body in a disassembling mode, then cleans the filter screen and the fan blades, and then installs the exhaust fan in the valve body. The air discharge fan of design can be dismantled with the valve body and be connected, helps operating personnel to take out the air discharge fan from the internal dismantlement of valve, and then conveniently washs air discharge fan and filter screen, promotes the effect that follow-up air discharge fan discharged fume.
Optionally, one side of the valve, which is far away from the air outlet of the valve body, is provided with a high temperature resistant layer.
Through adopting above-mentioned technical scheme, the high temperature resistant layer of design helps promoting the high temperature resistance performance of valve to the life of extension valve.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the smoke sensor detects the concentration in the valve body, and transmits a detection signal to the control piece, and the control piece controls the rotation of the driving piece, so that the driving piece drives the valve to rotate, and further controls the opening and closing of the valve body to control the automatic resetting of the smoke exhaust valve;
2. the designed smoke exhaust assembly can reduce the possibility that sundries enter the exhaust fan through the blocking effect of the filter screen, thereby reducing the possibility that the exhaust fan is damaged by the sundries;
3. the designed high-temperature-resistant layer is beneficial to improving the high-temperature-resistant performance of the valve, so that the service life of the valve is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of an automatic reset smoke exhaust valve according to the embodiment of the application.
Fig. 2 is a schematic view of the internal structure of the valve body in fig. 1.
Description of reference numerals: 1. a valve body; 11. a stopper; 2. a valve; 21. a rotating shaft; 22. a gasket; 23. a high temperature resistant layer; 3. a drive member; 4. a smoke sensor; 5. a smoke evacuation assembly; 51. an exhaust fan; 52. a filter screen; 6. a ceiling panel.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses an automatic reset smoke exhaust valve. Taking a smoke exhaust valve hung on a ceiling 6 as an example, referring to fig. 1 and 2, the smoke exhaust valve capable of automatically resetting comprises a valve body 1, a valve 2, a driving part 3, a smoke sensor 4, a control part and a smoke exhaust component 5, wherein the valve body 1 is arranged in a cuboid shape, the interior of the valve body 1 is arranged in a cavity, one ends of the inner top wall and the bottom wall of the valve 2, which are close to an air outlet of the valve 2, are welded with a stop block 11, and the stop block 11 is arranged along the width direction of the valve body 1; the valve 2 is arranged in the valve body 1 along the parallel direction of the cross section of the valve body 1, one side of the valve 2, which is far away from the air outlet of the valve body 1, is adhered with a high-temperature resistant layer 23, in the embodiment, the high-temperature resistant layer 23 is made of iron sheets, the middle parts of two sides of the valve 2 along the height direction of the valve 2 are respectively provided with a rotating shaft 21, the rotating shafts 21 are welded on the valve 2 along the width direction of the valve body 1, the rotating shafts 21 are respectively rotatably inserted on the side wall of the valve body 1, wherein the rotating shaft 21 at one side penetrates out of the side wall of the valve body 1, the top and the bottom of the valve 2 are respectively provided with a notch matched with the stop block 11 along the length direction of the valve, the surface of the valve 2, which is abutted against the stop block 11, is adhered with a sealing gasket 22, and the valve 2 is arranged between the two stop blocks 11; the driving part 3 is arranged on the outer side wall of the valve body 1, in the embodiment, the driving part 3 adopts a driving motor, the driving motor is welded on the outer side wall of the valve body 1, an output shaft of the driving motor is arranged along the width direction of the valve body 1, and the output shaft of the driving part 3 and the end part of the rotating shaft 21 penetrating through the side wall of the valve body 1 are coaxially welded; the smoke sensor 4 is welded on the top wall of the valve body 1 and is positioned on one side of the valve 2, which is far away from the air outlet of the valve body 1; the control element is electrically connected with the smoke sensor 4 and the driving element 3, the control element is not shown in the figure, and in the embodiment, the control element adopts a computer; the smoke exhaust component 5 is arranged in the valve body 1 and is positioned on one side of the valve 2 close to the air outlet of the valve body 1.
Referring to fig. 1 and 2, the smoke exhaust assembly 5 includes an exhaust fan 51 and a filter screen 52, the casing of the exhaust fan 51 is connected on the inner side wall of the valve body 1 through bolt threads, the rotating shaft 21 of the exhaust fan 51 is arranged along the length direction of the valve body 1, the air outlet end of the exhaust fan 51 is arranged near the air outlet of the valve body 1, the filter screen 52 is connected on the casing of the air inlet end of the exhaust fan 51 through threads, and in the embodiment, the electric motor and the control element of the exhaust fan 51 are connected through wires.
The implementation principle of the smoke exhaust valve capable of automatically resetting is as follows: when the indoor conflagration that breaks out, along with the rising of smog concentration, smog sensor 4 in the valve body 1 detects smog concentration rising, smog sensor 4 gives the control with the signal transmission who detects, and then control driving piece 3 and exhaust fan 51 rotate, exhaust fan 51 discharges smog from valve body 1, along with the continuous discharge of smog, indoor smog concentration reduces gradually, detect smog concentration once at safe range when smog sensor 4, smog sensor 4 gives the control with the signal transmission, control driving piece 3 antiport, thereby driving piece 3 drive valve 2 antiport resets, and then control closes exhaust fan 51.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 an automatic smoke damper who resets which characterized in that: including valve body (1), valve (2), driving piece (3), smoke transducer (4) and control, valve (2) rotate to set up in valve body (1), and be close to valve body (1) air outlet department, pivot (21) of valve (2) are followed valve body (1) width direction sets up, just pivot (21) one end of valve (2) is worn out valve body (1) lateral wall, driving piece (3) set up on valve body (1) lateral wall, just driving piece (3) drive end with the end connection that pivot (21) of valve (2) were worn out, smoke transducer (4) set up in valve body (1), the control with smoke transducer (4) with the equal electricity of driving piece (3) is connected.
2. The automatically-resetting smoke exhaust valve according to claim 1, wherein: valve (2) pivot (21) set up valve (2) middle part position, valve body (1) inside roof and diapire are followed valve body (1) width direction sets up and all is equipped with dog (11), just dog (11) are located respectively the both sides of valve (2), valve (2) top and bottom all be equipped with the breach of dog (11) adaptation.
3. The automatically-resetting smoke exhaust valve according to claim 2, wherein: the valve (2) and the stop block (11) are provided with sealing gaskets (22) on abutting surfaces.
4. The automatically-resetting smoke exhaust valve according to claim 1, wherein: still including subassembly (5) of discharging fume, it sets up to discharge fume subassembly (5) in valve body (1), and is located valve (2) are close to one side of valve body (1) air outlet.
5. The automatically-resetting smoke exhaust valve according to claim 4, wherein: the exhaust component (5) includes air discharge fan (51), air discharge fan (51) set up in valve body (1), just air discharge fan (51) pivot (21) are followed valve body (1) length direction sets up, air discharge fan (51) air-out end one side is close to valve body (1) air outlet sets up.
6. The automatically resetting smoke damper according to claim 5, wherein: the smoke exhaust assembly (5) further comprises a filter screen (52), and the filter screen (52) is arranged on one side of the air inlet end of the exhaust fan (51).
7. The automatically-resetting smoke exhaust valve according to claim 6, wherein: the exhaust fan (51) is detachably connected with the valve body (1).
8. The automatically-resetting smoke exhaust valve according to claim 1, wherein: and a high-temperature-resistant layer (23) is arranged on one side of the valve (2) far away from the air outlet of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982821.8U CN216589990U (en) | 2021-11-29 | 2021-11-29 | Automatic smoke exhaust valve that resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982821.8U CN216589990U (en) | 2021-11-29 | 2021-11-29 | Automatic smoke exhaust valve that resets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216589990U true CN216589990U (en) | 2022-05-24 |
Family
ID=81651474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122982821.8U Active CN216589990U (en) | 2021-11-29 | 2021-11-29 | Automatic smoke exhaust valve that resets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216589990U (en) |
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2021
- 2021-11-29 CN CN202122982821.8U patent/CN216589990U/en active Active
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