CN217440810U

CN217440810U - Double-layer baffle door capable of avoiding smoke leakage

Info

Publication number: CN217440810U
Application number: CN202122839891.8U
Authority: CN
Inventors: 景春霞; 许文峰
Original assignee: Jiangsu Hantang Environmental Protection Technology Co ltd
Current assignee: Jiangsu Hantang Environmental Protection Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-09-16
Anticipated expiration: 2031-11-19

Abstract

The utility model provides an avoid leaking the double-deck flapper door of cigarette, this avoid leaking the double-deck flapper door of cigarette, including the door frame, it has double-deck flapper door to peg graft in the inside of door frame, peg graft in double-deck flapper door's inside has the air duct, the gas pocket is seted up in the outside of air duct, the inside fixedly connected with pneumatic valve of gas pocket, the outside fixedly connected with drive wheel of pneumatic valve. This avoid double-deck flapper door of leaking cigarette, close through double-deck flapper door, because the connector top is the taper shape, the connector can not influence double-deck flapper door and close, it rotates to the intake pipe position to drive the connector when double-deck flapper door, the atmospheric pressure board extrudees the transmission bag under the effect of the inside atmospheric pressure of pipeline this moment, the transmission bag makes sealed gasbag inflation through the trachea, sealed gasbag makes the connector can not leak gas, then the trachea admits air, the intake pipe makes the air duct admit air through the connector, the air duct evenly exhausts through gas pocket and pneumatic valve, thereby it is sealed even to have reached, avoid the effect of leaking the cigarette.

Description

Double-layer baffle door capable of avoiding smoke leakage

Technical Field

The utility model relates to a flapper door technical field specifically is a double-deck flapper door of avoiding leaking cigarette.

Background

The baffle door is also called a shutoff door, an air duct baffle door or a flue baffle door, is commonly used as a cut-off medium in a smoke tube and an air duct in a power plant or other industries, has two functions of full opening and full closing, and ensures that a certain pipeline medium of a system is completely circulated or closed.

However, the existing double-layer baffle door is not uniform enough in sealing, the sealing effect of the position close to the air inlet is good, the air pressure intensity of the position far away from the air inlet is not enough, smoke leakage can be caused, meanwhile, the existing double-layer baffle door cannot automatically adjust the sealing air pressure intensity of the baffle door according to the air pressure intensity inside the pipeline, when the air pressure inside the pipeline is large, the sealing air pressure intensity is not enough, smoke leakage can be caused, and the sealing effect is poor.

SUMMERY OF THE UTILITY MODEL

For realizing above sealed even, avoid leaking the cigarette, can automatic adjustment sealed atmospheric pressure intensity, be applicable to different environment, sealed effectual purpose, the utility model discloses a following technical scheme realizes: a double-layer baffle door capable of avoiding smoke leakage comprises a door frame, wherein a double-layer baffle door is inserted into the door frame, an air inlet pipe is inserted into the top of the door frame, a sealing gasket is fixedly connected into the air inlet pipe, an air guide pipe is inserted into the double-layer baffle door, a connector is slidably connected into the air guide pipe, a sealing spring is sleeved on the outer side of the connector, a sealing air bag is fixedly connected to one side, close to the air guide pipe, of the connector, an air pressure plate is slidably connected to the outer side of the double-layer baffle door, a transmission bag is fixedly connected to one side, close to the double-layer baffle door, of the air pressure plate, a transmission rod is hinged to one side, close to the double-layer baffle door, of the transmission rod, a sliding block is hinged to one side, away from the air pressure plate, an absorption block is slidably connected to the inner wall of the double-layer baffle door, a toothed bar is fixedly connected to the outer side of the absorption block, and an air hole is formed in the outer side of the air guide pipe, an air valve is fixedly connected inside the air hole, and a driving wheel is fixedly connected to the outer side of the air valve.

Furthermore, the top of the connector is conical, so that the connector cannot influence the closing of the double-layer baffle door.

Furthermore, the transmission bag is connected with the sealing air bag through an air pipe, so that the transmission is convenient.

Furthermore, the sliding block is connected to the inner wall of the double-layer baffle door in a sliding mode, and transmission is stable.

Furthermore, the suction block and the sliding block are both magnets, so that the suction block can slide along with the sliding block, and the sealing performance of the double-layer baffle door cannot be influenced.

Furthermore, the air valves are divided into a plurality of groups and are uniformly distributed on the outer side of the air guide pipe, so that the double-layer baffle door is uniformly sealed.

Furthermore, the driving wheel is meshed with the rack rod, so that the rack rod can drive the air valve to rotate when rotating.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. this avoid double-deck flapper door of cigarette leakage, close through double-deck flapper door, because the connector top is the taper shape, the connector can not influence double-deck flapper door and close, it rotates to the intake pipe position to drive the connector when double-deck flapper door, the connector is pegged graft in the intake pipe under sealing spring's effect, the atmospheric pressure board extrudees the transmission bag under the effect of the inside atmospheric pressure of pipeline this moment, the transmission bag makes sealed gasbag inflation through the trachea, sealed gasbag makes the connector can not leak gas, then the trachea admits air, the intake pipe makes the air duct admit air through the connector, the air duct passes through the gas pocket and the even exhaust of pneumatic valve, thereby it is sealed even to have reached, avoid the effect of cigarette leakage.

2. This double-deck baffle door of avoiding leaking cigarette, close through double-deck baffle, the inside atmospheric pressure of pipeline promotes the air pressure plate and slides, the air pressure plate drives the transfer line swing, the transfer line drives the slider and slides, the slider drives and inhales the piece and slides, it drives the ratch and removes to inhale the piece, the ratch drives the drive wheel and rotates, the drive wheel drives the pneumatic valve and rotates, the inside atmospheric pressure of pipeline is big more, pneumatic valve turned angle is big more, the gas pocket air displacement is big more, the big more the inside sealed atmospheric pressure of double-deck baffle door is big, thereby reached and can the automatically regulated sealed atmospheric pressure intensity, be applicable to different environment, it is effectual to seal.

Drawings

FIG. 1 is a schematic view of the whole front view of the structure of the present invention;

FIG. 2 is a left side view of the whole structure of the present invention;

FIG. 3 is a schematic view of the whole left side view and a partial cross section of the structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in the structure diagram of the present invention 3;

fig. 5 is an enlarged schematic view of part B in the structure diagram 3 of the present invention.

In the figure: 1. a door frame; 2. a double-layer baffle door; 3. an air inlet pipe; 4. a gasket; 5. an air duct; 6. a connector; 7. a seal spring; 8. sealing the air bag; 9. a gas pressure plate; 10. a transmission bag; 11. a transmission rod; 12. a slider; 13. sucking blocks; 14. a rack bar; 15. air holes; 16. an air valve; 17. a driving wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts all belong to the protection scope of the present invention.

An embodiment of the double layer flapper door that avoids smoke leakage is as follows:

referring to fig. 1-5, a double-layer baffle door for avoiding smoke leakage comprises a door frame 1, a double-layer baffle door 2 is inserted into the door frame 1, an air inlet pipe 3 is inserted into the top of the door frame 1, a sealing gasket 4 is fixedly connected inside the air inlet pipe 3, an air guide pipe 5 is inserted into the double-layer baffle door 2, a connector 6 is slidably connected inside the air guide pipe 5, the top of the connector 6 is conical, the connector 6 does not affect the closing of the double-layer baffle door 2, a sealing spring 7 is sleeved outside the connector 6, a sealing air bag 8 is fixedly connected to one side of the connector 6 close to the air guide pipe 5, an air pressure plate 9 is slidably connected outside the double-layer baffle door 2, a transmission bag 10 is fixedly connected to one side of the air pressure plate 9 close to the double-layer baffle door 2, the transmission bag 10 is connected to the sealing air bag 8 through an air pipe, the transmission is convenient, a transmission rod 11 is hinged to one side of the air pressure plate 9 close to the double-layer baffle door 2, one side of the transmission rod 11, which is far away from the air pressure plate 9, is hinged with a sliding block 12, the sliding block 12 is connected to the inner wall of the double-layer baffle door 2 in a sliding manner, the transmission is stable, the inner wall of the double-layer baffle door 2 is connected with an absorption block 13 in a sliding manner, the absorption block 13 and the sliding block 12 are both magnets, the absorption block 13 can slide along with the sliding block 12, the tightness of the double-layer baffle door 2 cannot be affected, the outer side of the absorption block 13 is fixedly connected with a toothed bar 14, the outer side of the air duct 5 is provided with air holes 15, air valves 16 are fixedly connected with air valves 16 in the air holes 15 and are divided into a plurality of groups and are uniformly distributed on the outer side of the air duct 5, the double-layer baffle door 2 is sealed uniformly, the outer side of the air valves 16 is fixedly connected with a transmission wheel 17, the transmission wheel 17 is meshed with the toothed bar 14, and the air valves 16 can be driven to rotate when the toothed bar 14 rotates.

When the double-layer baffle door 2 is closed, because the top of the connector 6 is conical, the connector 6 can not influence the closing of the double-layer baffle door 2, when the double-layer baffle door 2 drives the connector 6 to rotate to the position of the air inlet pipe 3, the connector 6 is inserted into the air inlet pipe 3 under the action of the sealing spring 7, at the moment, the air pressure plate 9 extrudes the transmission bag 10 under the action of the air pressure in the pipeline, the transmission bag 10 enables the sealing air bag 8 to expand through the air pipe, the sealing air bag 8 enables the connector 6 not to leak air, then the air inlet pipe 3 admits air, the air inlet pipe 3 enables the air guide pipe 5 to admit air through the connector 6, the air guide pipe 5 uniformly exhausts through the air hole 15 and the air valve 16 to ensure uniform sealing and no smoke leakage, simultaneously, the air pressure plate 9 drives the transmission rod 11 to swing, the transmission rod 11 drives the sliding block 12 to slide, the sliding block 12 drives the suction block 13 to slide through magnetic force, the suction block 13 drives the toothed bar 14 to move, the toothed bar 14 drives the transmission wheel 17 to rotate, the drive wheel 17 drives the air valve 16 to rotate, the larger the air pressure in the pipeline is, the larger the rotation angle of the air valve 16 is, the larger the displacement of the air hole 15 is, the larger the internal sealing air pressure of the double-layer baffle door 2 is, the larger the sealing effect is, and the double-layer baffle door can adapt to different environments.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides a avoid leaking double-deck baffle door of cigarette, includes door frame (1), its characterized in that: the door is characterized in that a double-layer baffle door (2) is spliced in the door frame (1), an air inlet pipe (3) is spliced at the top of the door frame (1), a sealing gasket (4) is fixedly connected to the inside of the air inlet pipe (3), an air guide pipe (5) is spliced in the double-layer baffle door (2), a connector (6) is slidably connected to the inside of the air guide pipe (5), a sealing spring (7) is sleeved on the outer side of the connector (6), a sealing air bag (8) is fixedly connected to one side, close to the air guide pipe (5), of the connector (6), an air pressure plate (9) is slidably connected to the outer side of the double-layer baffle door (2), a transmission bag (10) is fixedly connected to one side, close to the double-layer baffle door (2), of the air pressure plate (9) is hinged to a transmission rod (11), and a sliding block (12) is hinged to one side, far away from the air pressure plate (9), of the transmission rod (11), the inner wall of the double-layer baffle door (2) is connected with an absorbing block (13) in a sliding mode, the outer side of the absorbing block (13) is fixedly connected with a rack rod (14), the outer side of the air guide pipe (5) is provided with an air hole (15), the inner part of the air hole (15) is fixedly connected with an air valve (16), and the outer side of the air valve (16) is fixedly connected with a driving wheel (17).

2. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the top of the connector (6) is conical.

3. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the transmission bag (10) is connected with the sealed air bag (8) through an air pipe.

4. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the sliding block (12) is connected to the inner wall of the double-layer baffle door (2) in a sliding mode.

5. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the suction block (13) and the sliding block (12) are both magnets.

6. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the air valves (16) are divided into a plurality of groups and are uniformly distributed on the outer side of the air guide pipe (5).

7. A double-layer flapper door for avoiding smoke leakage as set forth in claim 1 wherein: the transmission wheel (17) is meshed with the rack bar (14).