CN215370313U - Fire-fighting smoke exhaust fan - Google Patents

Abstract

The utility model discloses a fire-fighting smoke exhaust fan which comprises a fan main body, wherein an impeller is movably mounted at a position close to one end inside the fan main body, a fixing frame is fixedly mounted inside the fan main body, a heat-conducting plate is fixedly mounted on the surface inside the fixing frame, a motor is movably embedded and mounted at the inner side of the heat-conducting plate, a blanking cover is movably embedded and mounted at one end of the fixing frame, a limiting rod is movably mounted at one side of the fixing frame, a fixing plate is fixedly mounted on the surface outside the fixing frame, the fixing frame is fixedly connected with the fan main body through the fixing plate, a radiating pipe is fixedly embedded and mounted inside the heat-conducting plate, one end of the radiating pipe penetrates through the fixing frame and is fixedly connected with the fixing frame, and a rotating shaft is movably embedded and mounted inside the motor. The fire-fighting smoke exhaust fan provided by the utility model can quickly exhaust heat generated by the rotation of the motor, improves the heat dissipation efficiency and facilitates the disassembly and maintenance of the motor.

Description

Fire-fighting smoke exhaust fan

Technical Field

The utility model relates to the field of fans, in particular to a fire-fighting smoke exhaust fan.

Background

The smoke exhaust fan is a machine which can rapidly exhaust peculiar smell, high temperature and oil smoke gas generated in the food processing process in a kitchen, and is characterized by good high temperature resistance and high efficiency, the types of the fans comprise a centrifugal fan, an axial flow fan, a centrifugal fan and axial flow wind, the size of the fan is selected to be suitable for large and small machines according to the space size and the arrangement condition of a smoke exhaust hood, and the fire-fighting smoke exhaust fan is suitable for ventilation and ventilation smoke exhaust fans of high-rise buildings, underground buildings, tunnels, drying rooms and the like; there is certain drawback in current fire control smoke exhaust fan when using, and the inside motor of fan directly adopts the heat dissipation impeller heat dissipation, blows the motor surface with the inside steam of fan, and the radiating efficiency is low, and the motor is not convenient for dismantle and the maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a fire-fighting smoke exhaust fan which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a fire control smoke exhaust fan, includes the fan main part, the inside one end department movable mounting that is close of fan main part has the impeller, the inside fixed mounting of fan main part has fixed frame, fixed frame inside fixed surface installs the heat-conducting plate, the motor is installed in the inboard movable embedding of heat-conducting plate, the blanking cover is installed in the movable embedding of fixed frame one end surface, fixed frame one side movable mounting has the gag lever post.

Preferably, the fixed frame is fixedly provided with a fixed plate on the outer side surface, and the fixed frame is fixedly connected with the fan main body through the fixed plate.

Preferably, the heat-conducting plate is internally fixed and embedded with a radiating pipe, one end of the radiating pipe penetrates through the fixed frame and is fixedly connected with the fixed frame.

Preferably, the inside movable embedding of motor has the pivot, the pivot runs through the motor, pivot one end fixed surface installs the connecting block, the spread groove has been seted up to impeller one end, the pivot passes through the connecting block with spread groove swing joint.

Preferably, the pivot surface is close another end department fixed mounting and has heat dissipation impeller, pivot other end fixed surface installs the connecting rod, No. two bearings are installed in blanking cover one side fixed surface embedding, the pivot is passed through the connecting rod with No. two bearing swing joint, No. one bearing is installed in fixed frame opposite side fixed surface embedding, impeller one end runs through No. one bearing, and with a bearing inner race fixed connection, the intake pipe is installed in blanking cover opposite side fixed surface embedding, the intake pipe runs through the fan main part.

Preferably, fixed frame one side surface is close outside surface department fixed mounting and has solid fixed ring, the gag lever post runs through solid fixed ring, and with gu fixed ring swing joint, gag lever post outside movable mounting has return spring, return spring one end with gu fixed ring fixed connection, the return spring other end with gag lever post fixed connection.

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

in the utility model, a motor operates, an impeller and a radiating impeller are driven to rotate through a rotating shaft, the impeller sucks external smoke into a fan main body and discharges the smoke from the other end of the fan main body, the radiating impeller rotates to suck external air into a fixed frame through an air inlet pipe and then discharges the external air through a radiating pipe, a heat conducting plate guides heat dissipated by the motor into the fan main body and then transfers the heat to the radiating pipe, when the external air passes through the radiating pipe, the heat of the radiating pipe is discharged, so that the heat generated by the operation of the motor is quickly discharged, the radiating efficiency is improved, when the fan is disassembled and maintained, a limiting rod is pulled to move towards the outer side of the fixed frame, a blocking cover is disassembled and is movably connected with a connecting groove through a connecting block, the motor is quickly disassembled, otherwise, the connecting block is connected with the connecting groove, the blocking cover is installed at one side of the fixed frame, the connecting rod is inserted into a second bearing, and the limiting rod moves towards the inner side of the fixed frame under the action of a return spring, the blocking cover is fixed, so that the motor is convenient to disassemble and maintain.

Drawings

FIG. 1 is a schematic view of the overall structure of a fire-fighting smoke exhaust fan according to the present invention;

FIG. 2 is a disassembled view of the internal overall structure of a fire-fighting smoke exhaust fan according to the present invention;

FIG. 3 is a cross-sectional view of a fire protection smoke exhaust fan of the present invention;

fig. 4 is a disassembled view of the whole structure of the fixing frame and the motor of the fire-fighting smoke exhaust fan.

In the figure: 1. a fan main body; 2. an impeller; 201. connecting grooves; 202. a first bearing; 3. a fixing frame; 301. a limiting rod; 302. a return spring; 303. a fixing ring; 304. a fixing plate; 4. a motor; 401. a rotating shaft; 402. a heat dissipation impeller; 403. connecting blocks; 404. a connecting rod; 5. a heat conducting plate; 501. a radiating pipe; 6. blocking the cover; 601. a second bearing; 602. an air inlet pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a fire-fighting smoke exhaust fan comprises a fan main body 1, wherein an impeller 2 is movably mounted inside the fan main body 1 near one end, a fixed frame 3 is fixedly mounted inside the fan main body 1, a heat conducting plate 5 is fixedly mounted on the surface inside the fixed frame 3, a motor 4 is movably embedded inside the heat conducting plate 5, a plug cover 6 is movably embedded on the surface of one end of the fixed frame 3, and a limit rod 301 is movably mounted on one side of the fixed frame 3;

the outer side surface of the fixed frame 3 is fixedly provided with a fixed plate 304, and the fixed frame 3 is fixedly connected with the fan main body 1 through the fixed plate 304; a radiating pipe 501 is fixedly embedded in the heat conducting plate 5, and one end of the radiating pipe 501 penetrates through the fixing frame 3 and is fixedly connected with the fixing frame 3; a rotating shaft 401 is movably embedded in the motor 4, the rotating shaft 401 penetrates through the motor 4, a connecting block 403 is fixedly arranged on the surface of one end of the rotating shaft 401, a connecting groove 201 is formed in one end of the impeller 2, and the rotating shaft 401 is movably connected with the connecting groove 201 through the connecting block 403; a heat dissipation impeller 402 is fixedly installed on the surface of the rotating shaft 401 close to the other end, a connecting rod 404 is fixedly installed on the surface of the other end of the rotating shaft 401, a second bearing 601 is fixedly embedded and installed on the surface of one side of the blocking cover 6, the rotating shaft 401 is movably connected with the second bearing 601 through the connecting rod 404, a first bearing 202 is fixedly embedded and installed on the surface of the other side of the fixing frame 3, one end of the impeller 2 penetrates through the first bearing 202 and is fixedly connected with the inner ring of the first bearing 202, an air inlet pipe 602 is fixedly embedded and installed on the surface of the other side of the blocking cover 6, and the air inlet pipe 602 penetrates through the fan main body 1, so that heat generated by the operation of the motor 4 is rapidly discharged, and the heat dissipation efficiency is improved; fixed frame 3 one side surface is close outside surface department fixed mounting has solid fixed ring 303, and gag lever post 301 runs through solid fixed ring 303, and with solid fixed ring 303 swing joint, gag lever post 301 outside movable mounting has return spring 302, return spring 302 one end and solid fixed ring 303 fixed connection, the return spring 302 other end and gag lever post 301 fixed connection make 4 convenient to detach and maintenance of motor.

It should be noted that, when the fire-fighting smoke exhaust fan is used, the motor 4 operates, the impeller 2 and the heat dissipation impeller 402 are driven to rotate by the rotating shaft 401, the impeller 2 sucks the outside smoke into the fan main body 1 and discharges the smoke from the other end of the fan main body, the heat dissipation impeller 402 rotates to suck the outside air into the fixing frame 3 through the air inlet pipe 602 and then discharges the smoke through the heat dissipation pipe 501, the heat conduction plate 5 guides the heat dissipated by the motor 4 into the fan main body 1 and then transfers the heat to the heat dissipation pipe 501, when the outside air passes through the heat dissipation pipe 501, the heat of the heat dissipation pipe 501 is discharged, the heat generated by the operation of the motor 4 is quickly discharged, the heat dissipation efficiency is improved, when the fan is disassembled and maintained, the limiting rod 301 is pulled to move towards the outer side of the fixing frame 3, the blocking cover 6 is disassembled, the motor 4 is quickly disassembled through the movable connection between the connecting block 403 and the connecting groove 201, otherwise, connect connecting block 403 and spread groove 201, install fixed frame 3 one side with blanking cover 6, make connecting rod 404 insert No. two inside the bearing 601, gag lever post 301 removes to fixed frame 3 inboard under return spring 302's effect, fixes blanking cover 6 to make motor 4 convenient to detach and maintenance.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a fire control smoke exhaust fan which characterized in that: including fan main part (1), fan main part (1) inside is close a department movable mounting and has impeller (2), the inside fixed mounting of fan main part (1) has fixed frame (3), fixed frame (3) inside fixed surface installs heat-conducting plate (5), motor (4) are installed in the inboard movable embedding of heat-conducting plate (5), blanking cover (6) are installed in the embedding of fixed frame (3) one end surface activity, fixed frame (3) one side movable mounting has gag lever post (301).

2. A fire protection smoke exhaust fan according to claim 1, characterized in that: fixed frame (3) outside fixed surface installs fixed plate (304), fixed frame (3) pass through fixed plate (304) with fan main part (1) fixed connection.

3. A fire protection smoke exhaust fan according to claim 1, characterized in that: the heat-conducting plate (5) is inside fixed embedding to install cooling tube (501), cooling tube (501) one end is run through fixed frame (3), and with fixed frame (3) fixed connection.

4. A fire protection smoke exhaust fan according to claim 3, characterized in that: pivot (401) are installed in the inside movable embedding of motor (4), pivot (401) run through motor (4), pivot (401) one end fixed surface installs connecting block (403), spread groove (201) have been seted up to impeller (2) one end, pivot (401) are passed through connecting block (403) with spread groove (201) swing joint.

5. A fire protection smoke exhaust fan according to claim 4, characterized in that: pivot (401) surface is close other end department fixed mounting and has heat dissipation impeller (402), pivot (401) other end fixed surface installs connecting rod (404), No. two bearing (601) are installed in blanking cover (6) one side fixed surface embedding, pivot (401) are passed through connecting rod (404) with No. two bearing (601) swing joint, fixed frame (3) opposite side fixed surface embedding installs bearing (202) No. one, impeller (2) one end runs through bearing (202), and with bearing (202) inner circle fixed connection, intake pipe (602) are installed in blanking cover (6) opposite side fixed embedding, intake pipe (602) run through fan main part (1).

6. A fire protection smoke exhaust fan according to claim 5, characterized in that: fixed frame (3) side surface is close outside surface department fixed mounting and has solid fixed ring (303), gag lever post (301) run through gu fixed ring (303), and with gu fixed ring (303) swing joint, gag lever post (301) outside movable mounting has return spring (302), return spring (302) one end with gu fixed ring (303) fixed connection, return spring (302) the other end with gag lever post (301) fixed connection.

Images