CN219366419U - Axial flow type fire-fighting smoke exhaust fan - Google Patents

Abstract

The utility model relates to the technical field of fire-fighting smoke exhaust fans, and discloses an axial-flow type fire-fighting smoke exhaust fan, which comprises a mounting seat, an exhaust fan at the top, a driving motor, an outer hood and a filter screen, wherein the outer hood is arranged at the top of the mounting seat; according to the utility model, the connecting block drives the outer hood and the mounting seat to be quickly moved close to or separated from each other by rotating the screw, so that the top of the periphery of the filter screen between the mounting seat and the outer hood can be quickly separated from the outer hood, the convenience in taking down the filter screen from the clamping block in the second clamping plate is realized, the filter screen is not required to be disassembled and assembled in a disassembling and assembling bolt mode, and meanwhile, the driving motor in the exhaust hole and the exhaust fan are in a wider space, so that the maintenance and the overhaul are convenient.

Description

Axial flow type fire-fighting smoke exhaust fan

Technical Field

The utility model relates to the technical field of fire-fighting smoke exhaust fans, in particular to an axial-flow type fire-fighting smoke exhaust fan.

Background

The fire-fighting smoke exhaust fan is suitable for ventilation or high-temperature smoke exhaust of high-rise buildings, underground buildings, tunnels, drying rooms and the like. The air flow of the axial flow fan and the axial direction of the fan blade are in the same direction, such as an electric fan, an air conditioner external fan is an axial flow type running fan, and the axial flow type smoke exhaust fan is used for fixing the position and moving air in the occasions with higher flow requirements and lower pressure requirements because the air flows parallel to the axial flow of the fan.

The existing fire-fighting smoke exhaust fan discharges smoke for a long time, adhered dust is more required to be disassembled and cleaned regularly, the existing air exhaust structure is installed in the narrow smoke exhaust fan and the filter screen is mostly fixed through bolts, so that the fire-fighting smoke exhaust fan is inconvenient to disassemble and assemble, even the bolts are rusted, the fire-fighting smoke exhaust fan cannot be disassembled, and the filter screen is inconvenient to clean and the fan is inconvenient to disassemble and overhaul.

Disclosure of Invention

The utility model aims to provide an axial-flow type fire-fighting smoke exhaust fan so as to solve the problems that an existing exhaust structure is arranged in a narrow smoke exhaust fan, a filter screen is mostly fixed through bolts, and the filter screen is inconvenient to disassemble and assemble, so that the filter screen is inconvenient to clean and the fan is inconvenient to disassemble and overhaul.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an axial-flow type fire control smoke exhaust fan, includes exhaust fan and driving motor at mount pad and top, outer aircraft bonnet, filter screen, outer aircraft bonnet is installed at the mount pad top, the mount pad with outer aircraft bonnet one side demountable installation has the filter screen, mount pad one side with outer aircraft bonnet inner wall one side respectively fixed mounting have second splint, first splint, the mount pad inside wall rotates and is connected with the screw rod, first splint one side top fixedly connected with connecting block is kept away from to the mount pad, screw rod top fixedly connected with commentaries on classics piece, equidistant fixed mounting has the fixture block in second splint inner wall.

Preferably, an exhaust hole is formed in one side of the mounting seat in a penetrating manner, the driving motor and the exhaust fan are mounted in the inner wall of the exhaust hole, and the outer cover is located right above the exhaust hole.

Preferably, the regulating groove is formed in the middle of the inner side wall of the mounting seat, and the inner wall of the regulating groove and the connecting block are of T-shaped structures.

Preferably, the connecting block slides in the adjustment tank inner wall, and the connecting block top runs through and has seted up the internal thread hole, the connecting block passes through the internal thread hole cover to be located the screw rod is peripheral.

Preferably, sealing rubber strips are fixedly arranged on the periphery of the bottom surface of the outer hood, and the outer hood is attached to the top surface of the mounting seat.

Preferably, the first clamping plate and the second clamping plate are of circular arc structures, the clamping blocks are made of rubber materials, and the top and the bottom of the periphery of the filter screen are respectively inserted into the inner wall of the first clamping plate and the inner wall of the clamping block in the second clamping plate.

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

according to the utility model, the connecting block drives the outer hood and the mounting seat to be quickly moved close to or separated from each other by rotating the screw rod, so that the top of the periphery of the filter screen between the mounting seat and the outer hood can be quickly separated from the outer hood, the filter screen is conveniently and quickly taken down from the clamping block in the second clamping plate, the filter screen is not required to be disassembled and assembled in a disassembling and assembling bolt mode, meanwhile, the driving motor in the exhaust hole and the exhaust fan are in a wider space, so that maintenance and overhaul are facilitated, and the problems that the conventional exhaust structure is installed in a narrow smoke exhaust fan and the filter screen is mostly fixed through bolts, so that the filter screen is inconvenient to clean and the fan is inconvenient to disassemble and overhaul are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2.

In the figure: 1. a mounting base; 2. an outer housing; 3. a filter screen; 4. a first clamping plate; 5. a second clamping plate; 6. an adjustment tank; 7. a screw; 8. a connecting block; 9. a rotating block; 10. a clamping block; 101. and an exhaust hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

Referring to fig. 1-3, the present utility model provides a technical solution: the axial-flow type fire-fighting smoke exhaust fan comprises a mounting seat 1, an exhaust fan at the top and a driving motor, an outer hood 2 and a filter screen 3, wherein the outer hood 2 is arranged at the top of the mounting seat 1, the filter screen 3 is detachably arranged on one side of the mounting seat 1 and one side of the outer hood 2, and a second clamping plate 5 and a first clamping plate 4 are respectively and fixedly arranged on one side of the mounting seat 1 and one side of the inner wall of the outer hood 2;

the inner side wall of the mounting seat 1 is rotationally connected with a screw rod 7, the top of one side of the mounting seat 1 far away from the first clamping plate 4 is fixedly connected with a connecting block 8, the top end of the screw rod 7 is fixedly connected with a rotating block 9, and clamping blocks 10 are fixedly arranged in the inner wall of the second clamping plate 5 at equal intervals;

the L-shaped mounting seat 1 can be mounted at a fire-fighting smoke outlet of a building, and is matched with the exhaust fan through a driving motor in the exhaust hole 101, so that smoke can be exhausted through the fire-fighting smoke outlet 101 of the building;

through rotating screw rod 7 for connecting block 8 drives outer aircraft bonnet 2 and mount pad 1 and advance to draw close or separate fast, makes the filter screen 3 peripheral top between mount pad 1 and the outer aircraft bonnet 2 can separate with outer aircraft bonnet 2 fast, has realized that filter screen 3 takes off convenient from fixture block 10 in the second splint 5, need not to dismantle filter screen 3 through the mode of dismouting bolt, simultaneously, driving motor and exhaust fan in the exhaust hole 101 are in the spacious space, are convenient for maintain and overhaul.

Wherein, mount pad 1 one side has run through and has been seted up exhaust hole 101, and driving motor and exhaust fan all install in exhaust hole 101 inner wall, and outer aircraft bonnet 2 is located exhaust hole 101 directly over, and outer aircraft bonnet 2 bottom surface fixed mounting all around has joint strip, and outer aircraft bonnet 2 laminates with mount pad 1 top face mutually, and outer aircraft bonnet 2 laminates in mount pad 1 top face mutually through the joint strip of bottom surface for driving motor in the mount pad 1 drives the exhaust fan and can exhaust the indoor building oil smoke in exhaust hole 101 one side and handle.

Wherein, adjustment tank 6 has been seted up at mount pad 1 inside wall middle part, adjustment tank 6 inner wall and connecting block 8 are T font structure, connecting block 8 slides in adjustment tank 6 inner wall, and the connecting block 8 top runs through and has seted up the internal thread hole, the connecting block 8 passes through the internal thread hole cover and locates screw rod 7 periphery, through rotating screw rod 7, make connecting block 8 drive outer aircraft bonnet 2 advance quick close together or separate with mount pad 1, make the filter screen 3 peripheral top between mount pad 1 and the outer aircraft bonnet 2 can separate with outer aircraft bonnet 2 fast, the convenience of taking off in the fixture block 10 in the second splint 5 of filter screen 3 has been realized, need not to dismantle filter screen 3 through the mode of dismouting bolt.

Wherein, first splint 4 and second splint 5 are convex structure, fixture block 10 is the rubber material, the peripheral top of filter screen 3 is pegged graft respectively in the inner wall of fixture block 10 in first splint 4 and second splint 5 with the bottom in the inner wall, the peripheral bottom joint of filter screen 3 is in fixture block 10 inner wall in second splint 5, the peripheral top of filter screen 3 is pegged graft in first splint 4 inner wall for when outer aircraft bonnet 2 is close to with mount pad 1, the fixture block 10 cooperation in accessible first splint 4 and second splint 5 carries out the centre gripping location to filter screen 3, has also realized simultaneously when outer aircraft bonnet 2 and mount pad 1 separation, filter screen 3 can take off fast between two splint and wash convenient.

Working principle: when the fire-fighting smoke exhaust fan is assembled and used, the fire-fighting smoke exhaust fan can be installed at a fire-fighting smoke exhaust port of a building through the L-shaped installation seat 1, and smoke exhaust treatment can be carried out through the fire-fighting smoke exhaust port 101 of the building through the cooperation of a driving motor in the smoke exhaust port 101 and the smoke exhaust fan;

when maintaining the maintenance to filter screen 3 and exhaust structure in this fire control fume extractor, accessible rotates screw rod 7 for connecting block 8 drives outer aircraft bonnet 2 and mount pad 1 and advances to draw close or separate fast, makes the filter screen 3 between mount pad 1 and the outer aircraft bonnet 2 peripheral top can separate with outer aircraft bonnet 2 fast, has realized that filter screen 3 takes off convenient from the fixture block 10 in the second splint 5, need not to dismantle filter screen 3 through the mode of dismouting bolt, and simultaneously, driving motor and exhaust fan in the exhaust hole 101 are in the spacious space, are convenient for maintain the maintenance.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the principles of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Axial-flow fire control smoke exhaust fan, including mount pad (1) and exhaust fan and driving motor at top, outer aircraft bonnet (2), filter screen (3), its characterized in that: the utility model discloses a motor vehicle, including installation seat (1), outer aircraft bonnet (2) are installed at mount pad (1) top, mount pad (1) with demountable installation in outer aircraft bonnet (2) one side has filter screen (3), mount pad (1) one side with outer aircraft bonnet (2) inner wall one side respectively fixed mounting have second splint (5), first splint (4), mount pad (1) inside wall rotation is connected with screw rod (7), mount pad (1) are kept away from first splint (4) one side top fixedly connected with connecting block (8), equidistant fixture block (10) are fixedly connected with in screw rod (7) top end, second splint (5) inner wall.

2. The axial flow fire smoke evacuation fan according to claim 1, wherein: an exhaust hole (101) is formed in one side of the mounting seat (1) in a penetrating mode, the driving motor and the exhaust fan are mounted in the inner wall of the exhaust hole (101), and the outer cover (2) is located right above the exhaust hole (101).

3. The axial flow fire smoke evacuation fan according to claim 2, wherein: the adjusting groove (6) is formed in the middle of the inner side wall of the mounting seat (1), and the inner wall of the adjusting groove (6) and the connecting block (8) are of T-shaped structures.

4. The axial flow fire smoke evacuation fan according to claim 3, wherein: the connecting block (8) slides in the inner wall of the adjusting groove (6), and an internal thread hole is formed in the top of the connecting block (8) in a penetrating mode, and the connecting block (8) is sleeved on the periphery of the screw (7) through the internal thread hole.

5. The axial flow fire smoke evacuation fan according to claim 4, wherein: sealing rubber strips are fixedly arranged around the bottom surface of the outer hood (2), and the outer hood (2) is attached to the top surface of the mounting seat (1).

6. The axial flow fire smoke evacuation fan according to claim 5, wherein: the first clamping plate (4) and the second clamping plate (5) are of circular arc structures, the clamping blocks (10) are made of rubber materials, and the top and the bottom of the periphery of the filter screen (3) are respectively inserted into the inner wall of the first clamping plate (4) and the inner wall of the clamping blocks (10) in the second clamping plate (5).