CN216112208U

CN216112208U - Smoke exhaust valve capable of preventing smoke from flowing back

Info

Publication number: CN216112208U
Application number: CN202121867781.6U
Authority: CN
Inventors: 郑恩阳; 陈守都
Original assignee: Guangde Pengxun Industrial Co ltd
Current assignee: Guangde Pengxun Industrial Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-03-22
Anticipated expiration: 2031-08-11

Abstract

The utility model relates to a smoke exhaust valve for preventing smoke from flowing back, which comprises a smoke exhaust valve body, wherein a smoke inlet end and a smoke exhaust end of the smoke exhaust valve body are fixedly connected with connecting flange plates; when discharging fume, blow with higher speed the flue gas circulation by smoke exhaust fan, and can jack-up the fly leaf under the effect of wind force, do benefit to the fume emission, after the fume emission, because the reset of connecting the valve plate needs the certain time, in this in-process, the fly leaf can automatic whereabouts reset, can be timely prevent the flue gas backward flow, the cooperation is connected the valve plate excellent in use effect, and at the in-process of fume emission, miniature pump can follow the external back of drawing water, spray after atomizing by the protection shower nozzle, can handle the flue gas, reduce the emission of pollutant in the flue gas, prevent to cause the pollution of environment, it is good to set up the protecting effect, and water is after the connecting pipe deposits, liquid can be discharged by the blow off pipe, the solid is stored in the connecting pipe, sealed lid can be opened in the later stage and clean, this easy operation is convenient to do benefit to people and uses.

Description

Smoke exhaust valve capable of preventing smoke from flowing back

Technical Field

The utility model relates to a smoke exhaust valve for preventing smoke from flowing back, and belongs to the technical field of smoke exhaust valves.

Background

The valve is installed at the end part (smoke suction inlet) of each branch pipe of a mechanical smoke exhaust system, is in a closed state at ordinary times and meets the requirement of air leakage quantity, is manually and electrically opened in case of fire or smoke exhaust, plays a smoke exhaust role, and is provided with a decorative port or a valve subjected to decorative treatment, namely a smoke exhaust port, so that along with social development, the demand of people on smoke backflow prevention smoke exhaust valves is increasing.

Traditional smoke damper does not have the flue gas backward flow function mostly, and its flue gas backward flow can appear often when using, in the time of can not satisfying people's user demand, the flue gas backward flow can cause the secondary accident, so need one kind and prevent flue gas backward flow smoke damper to supply people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a smoke exhaust valve for preventing smoke from flowing back, which accelerates the circulation of smoke by blowing air of a smoke exhaust fan during smoke exhaust, the movable plate can be jacked up under the action of wind power, the smoke discharge is facilitated, after the smoke discharge, as the reset of the connecting valve plate needs a certain time, in the process, the movable plate can automatically fall and reset, can prevent the smoke from flowing back in time, has good using effect by matching with the connecting valve plate, in the process of discharging the flue gas, the micro water pump pumps water from the outside, and the water is atomized by the protective spray head and then sprayed, can process the flue gas, reduce the emission of pollutants in the flue gas, prevent the pollution to the environment, has good protection effect, and water through the connecting pipe after deposiing, liquid can be discharged by the blow off pipe, and the solid is stored in the connecting pipe, and later stage can open sealed lid and clean to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a prevent flue gas backward flow smoke damper, includes the smoke damper body, the smoke damper body advance the cigarette end with discharge fume the equal fixedly connected with flange dish of end, the inboard of smoke damper body is through mounting bracket fixedly connected with smoke exhaust fan, the first quick-witted case of one side fixedly connected with of smoke damper body, the inboard fixedly connected with driving motor of first quick-witted case, driving motor's main shaft passes through shaft coupling fixedly connected with connecting axle, the other end fixedly connected with of connecting axle connects the valve plate.

Furthermore, a smoke sensor is arranged on the inner side of the smoke exhaust valve body, and a controller is arranged on one side of the driving motor.

Further, the inner side of the smoke exhaust valve body is fixedly connected with a fixed seat, the inner side of the fixed seat is provided with a smoke exhaust hole, one side of the fixed seat is fixedly connected with a connecting seat, and the inner side of the connecting seat is rotatably connected with a movable plate through a rotating shaft.

Further, the size of the movable plate matches with the size of the smoke vent, and the movable plate is made of light fireproof high-temperature-resistant materials.

Further, one side of the smoke exhaust valve body is fixedly connected with a second case, the inner side of the second case is fixedly connected with a miniature pump, one side of the output end of the miniature pump penetrating through the smoke exhaust valve body through a water pipe is communicated with a protection nozzle, and the protection nozzle is an atomization nozzle and is arranged in a bilateral symmetry mode.

Furthermore, one side of the smoke exhaust valve body is communicated with a connecting pipe, the outer side of the other end of the connecting pipe is spirally connected with a sealing cover, and one side of the connecting pipe is communicated with a sewage discharge pipe.

The utility model has the beneficial effects that:

through the arrangement of the movable plate, the protective spray head, the blow-off pipe and the like, when smoke is discharged, the smoke-discharging fan blows air to accelerate the circulation of the smoke, the movable plate can be jacked up under the action of wind power, the smoke discharge is facilitated, after the smoke discharge, as the reset of the connecting valve plate needs a certain time, in the process, the movable plate can automatically fall and reset, can prevent the smoke from flowing back in time, has good using effect by matching with the connecting valve plate, in the process of discharging the flue gas, the micro water pump pumps water from the outside, and the water is atomized by the protective spray head and then sprayed, can process the flue gas, reduce the emission of pollutants in the flue gas, prevent the pollution to the environment, has good protection effect, and water is through the connecting pipe sediment back, and liquid can be discharged by the blow off pipe, and the solid is stored in the connecting pipe, and sealed lid can be opened in the later stage and clean, and this easy operation is convenient does benefit to people and uses.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

FIG. 1 is a schematic view of the whole structure of a smoke exhaust valve for preventing smoke from flowing back;

FIG. 2 is a schematic view of the internal structure of a smoke exhaust valve for preventing the backflow of smoke according to the present invention;

FIG. 3 is a schematic view of the structure at A of FIG. 2 illustrating a smoke backflow prevention valve according to the present invention;

reference numbers in the figures: 1. a smoke exhaust valve body; 2. connecting a flange plate; 3. a smoke exhaust fan; 4. a first chassis; 5. a drive motor; 6. a connecting shaft; 7. connecting the valve plate; 8. a fixed seat; 9. a smoke vent; 10. a connecting seat; 11. a movable plate; 12. a second chassis; 13. a micro water pump; 14. a protective nozzle; 15. a connecting pipe; 16. a sealing cover; 17. a sewage discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In embodiment 1, please refer to fig. 1 to 3, the present invention provides a technical solution:

the utility model provides a prevent flue gas backward flow smoke damper, includes smoke damper body 1, smoke damper body 1 advance the cigarette end with the equal fixedly connected with flange plate 2 of end of discharging fume, smoke damper body 1's inboard is through mounting bracket fixedly connected with smoke exhaust fan 3, the first case 4 of one side fixedly connected with of smoke damper body 1, the inboard fixedly connected with driving motor 5 of first case 4, driving motor 5's main shaft passes through shaft coupling fixedly connected with connecting axle 6, the other end fixedly connected with of connecting axle 6 connects valve plate 7.

As a preferred technical scheme of the utility model, the inner side of the smoke exhaust valve body 1 is provided with a smoke sensor, and one side of the driving motor 5 is provided with a controller; the device can be monitored in real time and is beneficial to controlling the equipment to work through the controller.

As a preferred technical scheme of the utility model, the inner side of the smoke exhaust valve body 1 is fixedly connected with a fixed seat 8, the inner side of the fixed seat 8 is provided with a smoke exhaust hole 9, one side of the fixed seat 8 is fixedly connected with a connecting seat 10, and the inner side of the connecting seat 10 is rotatably connected with a movable plate 11 through a rotating shaft; when the fan stops working, the movable plate 11 can automatically fall down to prevent the smoke from flowing back, and the matching connection valve plate 7 has good use effect.

As a preferred technical scheme of the utility model, the size of the movable plate 11 is matched with that of the smoke exhaust hole 9, and the movable plate 11 is made of light fireproof high-temperature resistant materials; the service life and the safety in use are improved.

As a preferred technical scheme of the utility model, one side of the smoke exhaust valve body 1 is communicated with a connecting pipe 15, the outer side of the other end of the connecting pipe 15 is spirally connected with a sealing cover 16, and one side of the connecting pipe 15 is communicated with a sewage discharge pipe 17; the sewage discharge is convenient.

In embodiment 2, referring to fig. 2, the difference between this embodiment and embodiment 1 is:

a second case 12 is fixedly connected to one side of the smoke exhaust valve body 1, a micro water pump 13 is fixedly connected to the inner side of the second case 12, an output end of the micro water pump 13 penetrates through one side of the smoke exhaust valve body 1 through a water pipe and is communicated with a protective spray head 14, and the protective spray heads 14 are atomizing spray heads and are arranged in bilateral symmetry; can spray atomized water so as to treat the flue gas, reduce the emission of pollutants in the flue gas and prevent the pollution to the environment.

The working principle of the utility model is as follows: the valve of discharging fume can interlock with fire detector, when the conflagration breaks out, driving motor 5 rotates through connecting axle 6 and connects valve plate 7, so as to discharge fume, when discharging fume, smoke exhaust fan 3 and miniature pump 13 synchronous working, under the wind-force effect that the fan was bloied, one side of fly leaf 11 can be through connecting seat 10 rebound, along with the circulation of flue gas, miniature pump 13 draws water the back from the external world, spray by protection shower nozzle 14, so as to handle the flue gas, reduce the emission of pollutant in the flue gas, prevent to cause the pollution of environment, and sewage is through connecting pipe 15 sediment back, liquid can be discharged by blow off pipe 17, the solid is stored in connecting pipe 15, sealed lid 16 can be opened in the later stage and is cleaned.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a prevent flue gas backward flow smoke damper, includes smoke damper body (1), its characterized in that: the utility model discloses a smoke exhaust valve, including valve body (1), the inboard of valve body (1) of discharging fume is through mounting bracket fixedly connected with smoke exhaust fan (3), the first quick-witted case of one side fixedly connected with (4) of valve body (1), the inboard fixedly connected with driving motor (5) of first quick-witted case (4), the main shaft of driving motor (5) passes through shaft coupling fixedly connected with connecting axle (6), the other end fixedly connected with of connecting axle (6) connects valve plate (7).

2. The smoke exhaust valve for preventing the smoke from flowing back according to claim 1, wherein: the smoke exhaust valve is characterized in that a smoke sensor is arranged on the inner side of the smoke exhaust valve body (1), and a controller is arranged on one side of the driving motor (5).

3. The smoke exhaust valve for preventing the smoke from flowing back according to claim 1, wherein: the inner side of the smoke exhaust valve body (1) is fixedly connected with a fixed seat (8), the inner side of the fixed seat (8) is provided with a smoke exhaust hole (9), one side of the fixed seat (8) is fixedly connected with a connecting seat (10), and the inner side of the connecting seat (10) is rotatably connected with a movable plate (11) through a rotating shaft.

4. The smoke exhaust valve for preventing the smoke from flowing back according to claim 3, wherein: the size of the movable plate (11) is matched with that of the smoke exhaust hole (9), and the movable plate (11) is made of light fireproof high-temperature-resistant materials.

5. The smoke exhaust valve for preventing the smoke from flowing back according to claim 1, wherein: the smoke exhaust valve is characterized in that a second case (12) is fixedly connected to one side of the smoke exhaust valve body (1), a miniature water pump (13) is fixedly connected to the inner side of the second case (12), one side, penetrating through the smoke exhaust valve body (1), of the output end of the miniature water pump (13) is communicated with a protection nozzle (14) through a water pipe, and the protection nozzle (14) is an atomization nozzle and is arranged in a bilateral symmetry mode.

6. The smoke exhaust valve for preventing the smoke from flowing back according to claim 1, wherein: one side of the smoke exhaust valve body (1) is communicated with a connecting pipe (15), the outer side of the other end of the connecting pipe (15) is spirally connected with a sealing cover (16), and one side of the connecting pipe (15) is communicated with a sewage discharge pipe (17).