CN210240581U

CN210240581U - Adjustable automatic rotary smoke exhaust valve

Info

Publication number: CN210240581U
Application number: CN201921299537.7U
Authority: CN
Inventors: Juezheng Liu; 刘决正
Original assignee: Jiangxi Hetai Environmental Technology Co Ltd
Current assignee: Jiangxi Hetai Environmental Technology Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-03
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to the technical field of smoke exhaust valves, in particular to an adjustable automatic rotary smoke exhaust valve, which comprises a shell, wherein one end of the shell is provided with a fixed hole, one side of the fixed hole, which is close to the inner wall of the shell, is provided with a chute, the chute is communicated with the inside of the shell, the inside of the shell is provided with a plurality of blades, the blades are rotationally connected with the inner wall of the shell through a vertically arranged rotating shaft, the top of the shell is provided with a motor, and an output shaft of the motor passes through the top of the shell and is coaxially connected with; the utility model discloses utilize the motor to drive the pivot to this state of regulation and control blade has saved the operation that resets, can operate repeatedly simultaneously, has improved the flexibility of equipment.

Description

Adjustable automatic rotary smoke exhaust valve

Technical Field

The utility model relates to a smoke damper technical field specifically is an adjustable autogiration formula smoke damper.

Background

The smoke exhaust valve is a valve which is installed at the end part 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, can be opened and closed manually and electrically in case of fire and plays a role of smoke exhaust, and generally comprises a valve body, blades, an actuating mechanism and other parts. The prior general smoke exhaust valve is a plate-type smoke exhaust valve which is opened electrically and reset manually, and the reset is quite difficult in daily application, maintenance or detection. Meanwhile, the smoke exhaust valve can only be completely opened, the opening angle cannot be adjusted, and different scenes cannot be adapted to.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable autogiration formula smoke damper to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an adjustable automatic rotary smoke exhaust valve comprises a shell, wherein one end of the shell is provided with a fixed hole, one side, close to the inner wall of the shell, of the fixed hole is provided with a sliding groove, the sliding groove is communicated with the inside of the shell, a plurality of blades are arranged inside the shell and are rotatably connected with the inner wall of the shell through a vertically arranged rotating shaft, the top of the shell is provided with a motor, and an output shaft of the motor penetrates through the top of the shell and is coaxially connected with the rotating shaft positioned right below the motor; the utility model discloses a bolt, including the casing, the casing is equipped with the fixed orifices, the fixed orifices is equipped with the regulation and control subassembly, the regulation and control subassembly includes the bolt, the one end that the bolt is close to the blade is equipped with the spacing ring, the one end that the spacing ring is close to the spout is equipped with the slider, the slider extend to the inside of casing and with spout sliding fit, the one end that the bolt was kept away from to the spacing ring is equipped with spacing cap, spacing cap and bolt pass through gag lever post fixed connection, just the gag lever post runs through the spacing ring.

Preferably, one side of blade is equipped with link gear, link gear include with the blade side welded fastening's linkage piece, with linkage piece articulated linkage piece to and keep away from linkage piece one end welded fastening's gangbar with the linkage piece.

Preferably, the blades are welded and fixed with the rotating shaft, and the motor is welded and fixed with the top of the shell.

Preferably, the bolt is in interference fit with the fixing hole.

Preferably, the bolt, the limiting rod and the limiting cap are of an integrally formed structure.

Preferably, the diameter of the limiting cap is consistent with that of the limiting ring, and the diameter of the limiting ring is smaller than the inner diameter of the fixing hole.

Preferably, the limiting ring and the sliding block are of an integrally formed structure, and the thickness of the limiting rod is consistent with that of the limiting ring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses utilize the motor to drive the pivot to this state of regulation and control blade has saved the operation that resets, can operate repeatedly simultaneously, has improved the flexibility of equipment.

2. The utility model discloses an install regulation and control subassembly additional, through adjusting bolt in the position of fixed orifices, adjust the position of slider, utilize the slider to restrict the maximum angle that the blade can be opened to satisfy the demand of different operational environment to the exhaust valve ability of discharging fume, improved the application scope of equipment greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the housing of the present invention;

FIG. 3 is a schematic structural view of a blade according to the present invention;

fig. 4 is an exploded view of the control module of the present invention;

fig. 5 is a schematic structural diagram of the middle linkage mechanism of the present invention.

In the figure: 1. the device comprises a shell, 11, a fixing hole, 12, a sliding groove, 2, blades, 21, a rotating shaft, 3, a motor, 4, a regulating and controlling component, 41, a bolt, 42, a limiting ring, 421, a sliding block, 43, a limiting rod, 44, a limiting cap, 5, a linkage mechanism, 51, a linkage block, 52, a linkage piece, 53 and a linkage rod.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

an adjustable automatic rotation type smoke exhaust valve comprises a shell 1, wherein one end of the shell 1 is provided with a fixing hole 11, one side, close to the inner wall of the shell 1, of the fixing hole 11 is provided with a sliding groove 12, the sliding groove 12 is communicated with the inside of the shell 1, a plurality of blades 2 are arranged inside the shell 1, the blades 2 are rotatably connected with the inner wall of the shell 1 through a rotating shaft 21 which is vertically arranged, the top of the shell 1 is provided with a motor 3, and an output shaft of the motor 3 penetrates through the top of the shell 1 and is coaxially connected with the rotating shaft 21 which is positioned right below; be equipped with regulation and control subassembly 4 in the fixed orifices 11, regulation and control subassembly 4 includes bolt 41, bolt 41 is close to the one end of blade 2 and is equipped with spacing ring 42, the one end that spacing ring 42 is close to spout 12 is equipped with slider 421, slider 421 extend to shell 1's inside and with spout 12 sliding fit, the one end that bolt 41 was kept away from to spacing ring 42 is equipped with stop cap 44, stop cap 44 passes through gag lever post 43 fixed connection with bolt 41, and gag lever post 43 runs through spacing ring 42 and is connected with spacing ring 42 is rotated.

In this embodiment, one side of the blade 2 is provided with a linkage mechanism 5, and the linkage mechanism 5 includes a linkage block 51 welded and fixed with the side surface of the blade 2, a linkage piece 52 hinged with the linkage block 51, and a linkage rod 53 welded and fixed with one end of the linkage piece 52 far away from the linkage block 51. When the device is used, the motor 3 drives a rotating shaft 21 to rotate, the rotating shaft 21 drives the blade 2 to rotate around the rotating shaft 21, the position of a linkage block 51 on the blade 2 is changed, the linkage block 51 drives a linkage sheet 52 hinged with the linkage block to move, a linkage rod 53 starts to move under the action of the linkage sheet 52 and drives other linkage sheets 52 to deviate, and therefore all the blades 2 move together

In this embodiment, the blades 2 are welded and fixed to the rotating shaft 21, so that the blades 2 can rotate together with the rotating shaft 21. The motor 3 is fixed with the top of the shell 1 in a welding mode, and the position of the motor 3 is fixed.

In this embodiment, the bolt 41 is in interference fit with the fixing hole 11, so that the bolt 41 can be stably located at any position in the fixing hole 11.

In this embodiment, the bolt 41, the limiting rod 43 and the limiting cap 44 are of an integrally formed structure, so that the stability of the structure is ensured, and the equipment can stably run.

In this embodiment, the diameter of the position-limiting cap 44 is the same as the diameter of the position-limiting ring 42, the diameter of the position-limiting ring 42 is smaller than the inner diameter of the fixing hole 11, and the position-limiting cap 44 and the position-limiting ring 42 can move freely in the fixing hole 11.

In this embodiment, the limiting ring 42 and the sliding block 421 are integrally formed, so as to ensure the reliability thereof. And the thickness of the limiting rod 43 is consistent with that of the limiting ring 42, and the limiting ring 42 cannot move back and forth on the limiting rod 43, so that the large deviation of the opening angle adjustment of the blade 2 caused by the back and forth movement of the limiting ring 42 is avoided.

The adjustable autogiration formula smoke damper of this embodiment is when using, revolves bolt 41 to suitable position, is connected motor 3 with the power, and the switch on, motor 3 drive pivot 21 is rotatory, and under the effect of pivot 21, blade 2 begins rotatoryly, contacts the back at 2 sides of blade and slider 421, and blade 2 stops rotatoryly, reaches the effect of 2 rotation angle sizes of control blade, and this equipment is simple to use, can satisfy the demand to smoke exhaust effect under the different use scenes.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an adjustable autogiration formula smoke damper, includes shell (1), its characterized in that: one end of the shell (1) is provided with a fixing hole (11), one side, close to the inner wall of the shell (1), of the fixing hole (11) is provided with a sliding chute (12), the sliding chute (12) is communicated with the inside of the shell (1), a plurality of blades (2) are arranged inside the shell (1), the blades (2) are rotatably connected with the inner wall of the shell (1) through a vertically arranged rotating shaft (21), the top of the shell (1) is provided with a motor (3), and an output shaft of the motor (3) penetrates through the top of the shell (1) and is coaxially connected with the rotating shaft (21) positioned right below the motor (3); be equipped with regulation and control subassembly (4) in fixed orifices (11), regulation and control subassembly (4) include bolt (41), the one end that bolt (41) are close to blade (2) is equipped with spacing ring (42), the one end that spacing ring (42) are close to spout (12) is equipped with slider (421), slider (421) extend to the inside of shell (1) and with spout (12) sliding fit, the one end that bolt (41) were kept away from in spacing ring (42) is equipped with stop cap (44), stop cap (44) pass through gag lever post (43) fixed connection with bolt (41), just gag lever post (43) run through spacing ring (42) and rotate with spacing ring (42) and be connected.

2. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: one side of blade (2) is equipped with link gear (5), link gear (5) including with blade (2) side welded fastening's linkage piece (51), with linkage piece (51) articulated linkage piece (52) to and keep away from linkage piece (51) one end welded fastening's gangbar (53) with linkage piece (52).

3. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: the blade (2) is welded and fixed with the rotating shaft (21), and the motor (3) is welded and fixed with the top of the shell (1).

4. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: the bolt (41) is in interference fit with the fixing hole (11).

5. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: the bolt (41), the limiting rod (43) and the limiting cap (44) are of an integrally formed structure.

6. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: the diameter of the limiting cap (44) is consistent with that of the limiting ring (42), and the diameter of the limiting ring (42) is smaller than the inner diameter of the fixing hole (11).

7. The adjustable automatic rotary smoke exhaust valve according to claim 1 wherein: the limiting ring (42) and the sliding block (421) are of an integrally formed structure, and the thickness of the limiting rod (43) is consistent with that of the limiting ring (42).