CN216384249U

CN216384249U - Bidirectional turning plate type round air door of smoke air duct

Info

Publication number: CN216384249U
Application number: CN202122745329.9U
Authority: CN
Inventors: 艾桂喜; 王超; 王霞
Original assignee: Jiangsu Runxia Machinery Manufacturing Co ltd
Current assignee: Jiangsu Runxia Machinery Manufacturing Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-26
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to a smoke duct bidirectional flap type round air door, which comprises a door frame, a first door plate and a second door plate, wherein the first door plate and the second door plate are movably arranged in the door frame, a frame is fixedly arranged outside the door frame, the bottom of the first door plate is fixedly connected with a first rotating rod, the top of the second door panel is fixedly connected with a second rotating rod, the outer parts of the first rotating rod and the second rotating rod are fixedly provided with rotating sleeves, the rotating sleeves are respectively distributed on the left and right outer parts of the first rotating rod and the second rotating rod, the left ends of the first rotating rod and the second rotating rod are respectively and fixedly connected with a first gear and a second gear, a third gear is meshed with the opposite sides of the first gear and the second gear, a rotating rod is fixedly connected to the side wall of the third gear, the frame is characterized in that a fixed table is fixedly mounted on the inner wall of the left side of the frame, and a motor is fixedly mounted at the top of the fixed table. This two-way flap formula circle air door of flue possesses the air door of opening simultaneously and can dismantle advantage such as.

Description

Bidirectional turning plate type round air door of smoke air duct

Technical Field

The utility model relates to the technical field of round air doors, in particular to a bidirectional flap type round air door of a smoke air duct.

Background

At present, the cross sections of the smoke air ducts of the domestic thermal power plants have two shapes, namely a square smoke air duct and a round smoke air duct, wherein common isolation air doors of the round smoke air duct comprise a shutter type air door and a plug board type air door.

And current circular flue isolated air door structure has the drawback, and the flow resistance of every baffle department of leaf window circle air door in service is very big, and its energy loss is great, can cause wind direction in the wind channel to take place to squint when the air door blade is not opened completely moreover, erodees the pipe wall, leads to the pipeline inner wall wearing and tearing serious, so provide a flue two-way flap formula circle air door and solve current problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a smoke and air channel bidirectional flap type round air door which has the advantages of simultaneous opening and disassembly of the air door and the like, and solves the problem that the air direction in an air channel is deviated when the blades of the air door are not completely opened, so that the pipe wall is washed, and the inner wall of the pipeline is seriously abraded.

In order to achieve the purpose, the utility model provides the following technical scheme: a smoke air duct bidirectional flap type round air door comprises a door frame, a first door plate and a second door plate, wherein the first door plate and the second door plate are movably arranged in the door frame;

a frame is fixedly arranged outside the door frame, the bottom of the first door panel is fixedly connected with a first rotating rod, the top of the second door panel is fixedly connected with a second rotating rod, rotating sleeves are fixedly arranged outside the first rotating rod and the second rotating rod and are respectively distributed on the left outer part and the right outer part of the first rotating rod and the second rotating rod;

the left end difference fixedly connected with first gear and the second gear of first dwang and second dwang, the opposite side meshing of first gear and second gear has the third gear, fixedly connected with bull stick on the lateral wall of third gear, fixed mounting has the fixed station on the left side inner wall of frame, the top fixed mounting of fixed station has the motor.

Furthermore, the rotating sleeve is formed by rotationally connecting two rotating rings, and the number of the rotating sleeves is four.

Further, the first rotating rod and the second rotating rod both extend to the inside of the frame.

Further, first dwang all extends to the outside of door frame with the second dwang, and the equal fixedly connected with link of right-hand member of first dwang and second dwang.

Furthermore, the first door plate and the second door plate are opposite in semicircular shape and are tightly attached to the upper inner side and the lower inner side of the door frame.

Furthermore, the rotating rod is fixedly connected with the output shaft end of the motor.

Further, all set up the movable hole with first dwang and second dwang looks adaptation on the left and right sides inner wall of door frame.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this two-way flap formula circle air door of flue rotates through the output shaft of motor for the bull stick drives the third gear and rotates, and then the third gear respectively with first gear and second gear intermeshing, thereby make first bull stick and second bull stick rotate, make first door plant and second door plant open simultaneously.

2. Through rotating the cover, and then make two swivel beckets that rotate the connection break away from each other to dismantle first dwang and second dwang, thereby detect maintenance and clearance to its inside.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure A shown in the present invention;

fig. 3 is an external view of the structure of the present invention.

In the figure: 1 door frame, 2 first door plant, 3 second door plant, 4 frames, 5 link, 6 first dwang, 7 second dwang, 8 commentaries on classics cover, 9 first gear, 10 second gear, 11 third gear, 12 bull stick, 13 fixed stations, 14 motors.

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.

Referring to fig. 1-3, the two-way flap type circular damper of the flue gas duct in the present embodiment includes a door frame 1, and a first door plate 2 and a second door plate 3 movably installed inside the door frame 1, wherein the first door plate 2 and the second door plate 3 are tightly attached to the upper and lower inner sides of the door frame 1 in a semicircular shape, and zero leakage can be achieved when the circular damper is closed by tightly attaching the first door plate 2 and the second door plate 3 to the inner side of the door frame 1 in a semicircular shape.

The outside fixed mounting of door frame 1 has frame 4, the first dwang 6 of bottom fixedly connected with of first door plant 2, and first dwang 6 all extends to the inside of frame 4 with second dwang 7, and stainless steel is all adopted in the outside of dwang 6 and second dwang 7, prevents to be hit by the foreign matter in the use.

The top fixedly connected with second dwang 7 of second door plant 3, the equal fixed mounting in outside of first dwang 6 and second dwang 7 has commentaries on classics cover 8, changes cover 8 and rotates for two swivel beckets to connect and form, changes the quantity of cover 8 and be four, and changes cover 8 and distribute respectively in outside about first dwang 6 and second dwang 7, through rotating two swivel beckets of rotating the connection, can make first dwang 6 all break away from with second dwang 7 and change cover 8.

First dwang 6 all extends to the outside of door frame 1 with second dwang 7, and the equal fixedly connected with link 5 of right-hand member of first dwang 6 and second dwang 7, all sets up the movable hole with first dwang 6 and 7 looks adaptations of second dwang on the left and right sides inner wall of door frame 1, and first dwang 6 and second dwang 7 pass through the movable hole, can make and rotate in the inside of door frame 1.

The left ends of the first rotating rod 6 and the second rotating rod 7 are respectively fixedly connected with a first gear 9 and a second gear 10, the opposite sides of the first gear 9 and the second gear 10 are meshed with a third gear 11, a rotating rod 12 is fixedly connected to the side wall of the third gear 11, a fixed table 13 is fixedly mounted on the inner wall of the left side of the frame 4, a motor 14 is fixedly mounted at the top of the fixed table 13, the rotating rod 12 is fixedly connected with the output shaft of the motor 14 and rotates through the output shaft of the motor 14, the rotating rod 12 is made to drive the third gear 11 to rotate, the first gear 9 is meshed with the second gear 10 and the third gear 11, the first rotating rod 6 and the second rotating rod 7 are driven to rotate, and the motor 14 is a band-type brake motor.

The working principle of the above embodiment is as follows:

(1) when using two-way flap formula circle air door in flue gas duct, rotate through 14 output shafts of motor for bull stick 12 drives third gear 11 and rotates, and then first gear 9 and second gear 10 and third gear 11 intermeshing, and then makes first bull stick 6 and second bull stick 7 opposite direction rotate simultaneously, and first door plant 2 is opposite convenient opening with second door plant 3 this moment, so makes to air exhaust to it.

(2) And through rotating two swivel beckets that rotate the connection, and then make first dwang 6 break away from two swivel beckets with second dwang 7 to its inside detection maintenance and clearance of carrying on.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A smoke air duct bidirectional flap type round air door comprises a door frame (1), a first door panel (2) and a second door panel (3) which are movably arranged in the door frame (1);

the method is characterized in that: a frame (4) is fixedly arranged outside the door frame (1), a first rotating rod (6) is fixedly connected to the bottom of the first door panel (2), a second rotating rod (7) is fixedly connected to the top of the second door panel (3), and rotating sleeves (8) are fixedly arranged outside the first rotating rod (6) and the second rotating rod (7);

first dwang (6) and the left end difference fixedly connected with first gear (9) and second gear (10) of second dwang (7), the opposite side meshing of first gear (9) and second gear (10) has third gear (11), fixedly connected with bull stick (12) on the lateral wall of third gear (11), fixed mounting has fixed station (13) on the left side inner wall of frame (4), the top fixed mounting of fixed station (13) has motor (14).

2. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that: it connects to form to change cover (8) to rotate for two swivel beckets, the quantity of changeing cover (8) is four, and changes cover (8) and distribute respectively on first dwang (6) and second dwang (7) control outside.

3. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that: the first rotating rod (6) and the second rotating rod (7) both extend to the inside of the frame (4).

4. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that: first dwang (6) all extend to the outside of door frame (1) with second dwang (7), and the equal fixedly connected with link (5) of right-hand member of first dwang (6) and second dwang (7).

5. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that: the first door panel (2) and the second door panel (3) are in semicircular shape and are tightly attached to the upper inner side and the lower inner side of the door frame (1).

6. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that: the rotating rod (12) is fixedly connected with an output shaft end of the motor (14).

7. The bidirectional flap type circular air door of a flue duct of claim 1, which is characterized in that:

the movable holes matched with the first rotating rod (6) and the second rotating rod (7) are formed in the inner walls of the left side and the right side of the door frame (1).