CN218152545U - Air duct fire prevention valve structure - Google Patents
Air duct fire prevention valve structure Download PDFInfo
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- CN218152545U CN218152545U CN202222611451.1U CN202222611451U CN218152545U CN 218152545 U CN218152545 U CN 218152545U CN 202222611451 U CN202222611451 U CN 202222611451U CN 218152545 U CN218152545 U CN 218152545U
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Abstract
The utility model discloses a tuber pipe fire prevention valve structure, which comprises a valve body, the top fixed mounting of valve body has the safety cover, the axis of rotation is installed in the inside rotation of valve body, the fixed surface of axis of rotation installs the valve, the top of axis of rotation extends to in the safety cover and fixed mounting has from the driving wheel, the inside fixed mounting of safety cover has the biax motor, the output fixed mounting of biax motor has the action wheel. This tuber pipe fire prevention valve structure, it rotates to drive the action wheel through the biax motor, the action wheel drives from the driving wheel rotation, it rotates to drive two sets of axis of rotation and valve from the driving wheel, make valve contact first stopper and second stopper, the circulation to the tuber pipe is closed, drive the baffle antedisplacement through electric putter, make the sealing washer hug closely between two sets of valves and valve body junction, prevent that the flue gas from leaking out by the gap, in time detect the appearance of flue gas through smoke transducer, through the operation of each part of control assembly regulation and control device.
Description
Technical Field
The utility model relates to a fire prevention valve technical field especially relates to a tuber pipe fire prevention valve structure.
Background
The fire valve is a valve for preventing the fire from spreading, when the fire is difficult to block, and the smoke carries the fire from the air pipe to the fire valve, the valve is automatically closed to block the fire.
When the existing fire damper rotating valve is closed, the valve and the valve are not tightly attached to the inner wall of the valve body, and the smoke leakage is easy to occur.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides an tuber pipe fire prevention valve structure, it is inseparable enough when the valve of having solved current fire prevention valve is closed, the problem of flue gas leakage probably appears.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an tuber pipe fire prevention valve structure, includes the valve body, the top fixed mounting of valve body has the safety cover, the axis of rotation is installed in the inside rotation of valve body, the fixed surface of axis of rotation installs the valve, the top of axis of rotation extends to in the safety cover and fixed mounting has from the driving wheel, the inside fixed mounting of safety cover has the biax motor, the output fixed mounting of biax motor has the action wheel, the inside fixed mounting of valve body has electric putter, electric putter's free end fixed mounting has the baffle, the air channel has been seted up on the surface of baffle, the preceding lateral wall fixed mounting of baffle has the sealing washer.
Preferably, the number of the rotating shafts and the valves is two, and the two groups of rotating shafts and the valves are correspondingly arranged.
Preferably, the driving wheel and the driven wheel are arranged in a meshed mode, and the driving wheel and the driven wheel are bevel gears, so that the double-shaft motor can stably control opening and closing of the valve.
Preferably, the inside fixed mounting of valve body has first stopper and second stopper, first stopper and second stopper all are to correspond the setting with the valve, avoid the valve to appear rotating excessive condition, lead to its leakproofness to descend, influence the effect that blocks to the flue gas.
Preferably, the sealing ring is located the rear side of valve, and the sealing ring is corresponding the setting with the valve for the gap department of valve can be hugged closely to the sealing ring, improves the leakproofness.
Preferably, the inside of valve body is provided with smoke transducer, and smoke transducer is located the front side of valve, detects the arrival of flue gas, and in time control valve closes.
Preferably, the inside of safety cover is provided with control assembly, control assembly's surperficial rotation installs the push rod, manual reset valve when the condition such as erroneous judgement appears.
Compared with the prior art, the beneficial effects of the utility model are that: this tuber pipe fire prevention valve structure, it rotates to drive the action wheel through the biax motor, the action wheel drives from the driving wheel rotation, it rotates to drive two sets of axis of rotation and valves from the driving wheel, make valve contact first stopper and second stopper, the circulation to the tuber pipe is closed, prevent that the flue gas from stretching, drive the baffle antedisplacement through electric putter, make the sealing washer hug closely between two sets of valves and valve body junction, prevent that the flue gas from leaking out by the gap, in time detect the appearance of flue gas through smoke transducer, through the operation of each part of control assembly regulation and control device.
Drawings
FIG. 1 is a schematic diagram of an isometric structure of the present invention;
fig. 2 is a schematic rear view of the present invention;
fig. 3 is a schematic view of a first partial structure of the present invention;
fig. 4 is a schematic view of a second partial structure of the present invention.
In the figure: 1. a valve body; 2. a protective cover; 3. a rotating shaft; 4. a valve; 5. a driven wheel; 6. a double-shaft motor; 7. a driving wheel; 8. a first stopper; 9. a second limiting block; 10. an electric push rod; 11. a baffle plate; 12. a vent groove; 13. a seal ring; 14. a smoke sensor; 15. a control component; 16. a push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
The embodiment is as follows: referring to fig. 1-4, the utility model provides a technical scheme, a flue pipe fire damper structure, including a valve body 1, a protective cover 2 is fixedly installed on the top of the valve body 1, a rotating shaft 3 is installed on the inner portion of the valve body 1, a valve 4 is installed on the surface of the rotating shaft 3, the number of the rotating shaft 3 and the valve 4 is two, and the two sets of rotating shaft 3 and the valve 4 are arranged correspondingly, the top end of the rotating shaft 3 extends into the protective cover 2 and is fixedly installed with a driven wheel 5, a double-shaft motor 6 is fixedly installed in the protective cover 2, an output end of the double-shaft motor 6 is fixedly installed with a driving wheel 7, the driving wheel 7 and the driven wheel 5 are arranged in a meshing manner, and the driving wheel 7 and the driven wheel 5 are bevel gears, so that the double-shaft motor 6 can stably control the opening and closing of the valve 4, a first stopper 8 and a second stopper 9 are fixedly installed in the valve body 1, the first limiting block 8 and the second limiting block 9 are both arranged corresponding to the valve 4, so that the situation that the valve 4 is excessively rotated to cause the reduction of the sealing performance of the valve and the influence on the blocking effect of smoke is avoided, the driving wheel 7 is driven to rotate by the double-shaft motor 6, the driving wheel 7 drives the driven wheel 5 to rotate, the driven wheel 5 drives the two groups of rotating shafts 3 and the valve 4 to rotate, so that the valve 4 is in contact with the first limiting block 8 and the second limiting block 9 to close the circulation of an air pipe and prevent the smoke from spreading, the inner part of the valve body 1 is fixedly provided with the electric push rod 10, the free end of the electric push rod 10 is fixedly provided with the baffle 11, the surface of the baffle 11 is provided with the vent groove 12, the front side wall of the baffle 11 is fixedly provided with the sealing ring 13, the sealing ring 13 is positioned at the rear side of the valve 4, and the sealing ring 13 is arranged corresponding to the valve 4, so that the sealing ring 13 can be tightly attached to the gap of the valve 4, improve the leakproofness, drive baffle 11 antedisplacement through electric putter 10, make sealing washer 13 hug closely between two sets of valves 4 and valve and 4 valve body 1 junction, prevent that the flue gas from leaking out by the gap, the inside of valve body 1 is provided with smoke transducer 14, and smoke transducer 14 is located the front side of valve 4, detect the arrival of flue gas, in time control valve 4 closes, in time detect the appearance of flue gas through smoke transducer 14, the inside of safety cover 2 is provided with control assembly 15, through the operation of control assembly 15 regulation and control device each part, control assembly 15's surface rotation installs push rod 16, manual reset valve 4 when the condition such as erroneous judgement appears.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When in use: when smoke transducer 14 in time detects the appearance of flue gas, start biax motor 6 and drive action wheel 7 and rotate, action wheel 7 drives from driving wheel 5 and rotates, from driving wheel 5 drives two sets of axis of rotation 3 and valve 4 rotation, make valve 4 contact first stopper 8 and second stopper 9, the circulation to the tuber pipe is closed, prevent that the flue gas from stretching, and drive baffle 11 antedisplacement through electric putter 10, make sealing washer 13 hug closely between two sets of valves 4 and valve and 4 valve body 1 junction, prevent that the flue gas from leaking out by the gap, if the condition of erroneous judgement or experimental apparatus feasibility appears, staff's rotatable push rod 16 makes biax motor 6 and electric putter 10 drive parts and resets.
To sum up, this tuber pipe fire prevention valve structure, drive action wheel 7 through double-shaft motor 6 and rotate, action wheel 7 drives from driving wheel 5 and rotates, drive two sets of axis of rotation 3 and valve 4 from driving wheel 5 and rotate, make valve 4 contact first stopper 8 and second stopper 9, the circulation to the tuber pipe is closed, prevent that the flue gas from stretching, drive baffle 11 antedisplacement through electric putter 10, make sealing washer 13 hug closely between two sets of valves 4 and valve and 4 valve body 1 junction, prevent that the flue gas from leaking out by the gap, in time detect the appearance of flue gas through smoke transducer 14, through the operation of each part of control assembly 15 regulation and control device, the problem in the above-mentioned background art has been solved.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an tuber pipe fire prevention valve structure, includes valve body (1), its characterized in that, the top fixed mounting of valve body (1) has safety cover (2), axis of rotation (3) are installed in the inside rotation of valve body (1), the fixed surface of axis of rotation (3) installs valve (4), the top of axis of rotation (3) extends to in safety cover (2) and fixed mounting has from driving wheel (5), the inside fixed mounting of safety cover (2) has biax motor (6), the output fixed mounting of biax motor (6) has action wheel (7), the inside fixed mounting of valve body (1) has electric putter (10), the free end fixed mounting of electric putter (10) has baffle (11), air channel (12) have been seted up on the surface of baffle (11), the preceding lateral wall fixed mounting of baffle (11) has sealing washer (13).
2. The fire damper structure of an air duct according to claim 1, wherein the number of the rotating shafts (3) and the valves (4) is two, and the two sets of the rotating shafts (3) and the valves (4) are correspondingly arranged.
3. The fire damper structure of an air duct according to claim 1, wherein the driving wheel (7) and the driven wheel (5) are arranged in a meshed manner, and the driving wheel (7) and the driven wheel (5) are bevel gears.
4. The fire prevention valve structure for the air pipe according to claim 1, wherein a first limiting block (8) and a second limiting block (9) are fixedly mounted inside the valve body (1), and the first limiting block (8) and the second limiting block (9) are both arranged corresponding to the valve (4).
5. The fire damper structure of an air duct according to claim 1, wherein the sealing ring (13) is located at the rear side of the valve (4), and the sealing ring (13) is disposed corresponding to the valve (4).
6. A fire damper arrangement according to claim 1, characterised in that the interior of the valve body (1) is provided with a smoke sensor (14), and that the smoke sensor (14) is located on the front side of the valve (4).
7. A fire damper arrangement for air ducts according to claim 1, characterised in that the interior of the protective cover (2) is provided with a control unit (15), and a push rod (16) is rotatably mounted on the surface of the control unit (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222611451.1U CN218152545U (en) | 2022-09-29 | 2022-09-29 | Air duct fire prevention valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222611451.1U CN218152545U (en) | 2022-09-29 | 2022-09-29 | Air duct fire prevention valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152545U true CN218152545U (en) | 2022-12-27 |
Family
ID=84565744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222611451.1U Active CN218152545U (en) | 2022-09-29 | 2022-09-29 | Air duct fire prevention valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152545U (en) |
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2022
- 2022-09-29 CN CN202222611451.1U patent/CN218152545U/en active Active
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