CN212106301U

CN212106301U - Axial-flow type fire-fighting smoke exhaust fan

Info

Publication number: CN212106301U
Application number: CN202020663194.4U
Authority: CN
Inventors: 杨伟俊
Original assignee: Jiangxi Lifeng Ventilation Equipment Co ltd
Current assignee: Jiangxi Lifeng Ventilation Equipment Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-08
Anticipated expiration: 2030-04-27

Abstract

The application provides an axial-flow type fire-fighting smoke exhaust fan, which comprises a fan shell, wherein two sides of the fan shell are provided with connecting edges, two ends of the fan shell are respectively provided with grids, two groups of grids are connected with a bearing seat through a shaft rod, two ends of the fan shell are respectively connected with a clamping block at the outer end of the grids through a clamping groove, a motor box is connected inside the fan shell, a motor is installed inside the motor box, and the output end of the motor is connected with a drainage fan blade; the utility model discloses can conveniently dismantle and install fan casing and inside motor for easy operation is swift, and the graticule mesh can effectually prevent the entering of debris, and the graticule mesh is connected through the bearing frame, can realize rotating, increases the wind current.

Description

Axial-flow type fire-fighting smoke exhaust fan

Technical Field

The utility model relates to a smoke exhaust fan technical field especially relates to an axial-flow type fire control 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 the machine is characterized by good high temperature resistance and high efficiency; the existing smoke exhaust fan is easy to disassemble due to an internal motor or other reasons when in use, but the existing fan shell is integrated, so that the existing fan is very inconvenient to disassemble and assemble, and the existing fan is easy to enter sundries to cause fan blades to be damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the fan is not convenient to detach and sundries can easily enter the fan in the prior art, and providing an axial-flow type fire-fighting smoke exhaust fan.

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

the utility model provides an axial-flow type fire control smoke exhaust fan, includes fan casing, fan casing's both sides are fixed to be equipped with the connection limit, fan casing's upper portion both sides are all fixed and are equipped with the handle, fan casing's both ends are all movable and are equipped with the graticule, and are two sets of equal fixedly connected with axostylus axostyle in the centre of graticule, and is two sets of swing joint is led to in the bearing frame to the one end of axostylus axostyle, and is two sets of the bearing frame passes through the both ends of bearing frame bracing piece fixed connection in fan casing, the draw-in groove has all been seted up at fan casing's both ends, the fixed fixture block that is equipped with in graticule's outer end.

In the specific embodiment of this application, the bottom of fan casing has four groups supporting legs at least in the welding, four groups all weld the connecting rod between the supporting leg.

In the specific embodiment of the application, the fan shell is divided into an upper part and a lower part, the upper part and the lower part of the fan shell are fixedly connected with a connecting edge through bolts, and handles are arranged on two sides of the upper part of the fan shell.

In the specific embodiment of the application, the motor box is at least provided with four sets of motor box fixing rods and four sets of motor box supporting rods, the four sets of motor box fixing rods are fixed inside the fan shell through bolts, and the four sets of motor box supporting rods are attached to the inside of the fan shell.

In this application embodiment, fixed mounting has the heat dissipation fan blade on the one end axle of motor, the heat dissipation ventilation hole has been seted up to the one end of motor box.

In this application embodiment, two sets of all be equipped with four bearing frame bracing pieces on the bearing frame at least, two sets of the equal fixed mounting in inside of bearing frame has the bearing, and is two sets of the inside difference fixedly connected with axostylus axostyle of bearing.

In the specific embodiment of the application, two handles are fixedly arranged on two sides of the upper portion of the fan shell.

In this application embodiment, the welding of motor box the inside middle part of fan casing, motor box threaded connection has the motor, the motor input passes through electric wire and power electric connection, the welding of motor output has the drainage fan blade.

In the specific embodiment of this application, two connecting rods have been welded between the adjacent supporting leg.

In the specific embodiment of the present application, the number of the blades of the wind-guiding fan blade is 3.

In order to solve the defect that exists among the prior art, this use is novel to adopt split type fan casing for fan casing can conveniently dismantle and install, and be equipped with the graticule mesh at fan casing's both ends, prevent that debris from getting into, damage the fan blade, and be equipped with motor box installation motor, can protect the motor, convenient dismantlement and installation.

The utility model discloses can conveniently dismantle and install fan casing and inside motor for easy operation is swift, and the graticule mesh can effectually prevent the entering of debris, and the graticule mesh is connected through the bearing frame, can realize rotating, increases the wind current.

Compared with the prior art, the utility model provides an axial-flow type fire control smoke exhaust fan possesses following one of beneficial effect at least:

1. according to the axial-flow type fire-fighting smoke exhaust fan, the fan shell can be divided into an upper part and a lower part through the connecting edge, the upper part and the lower part can be fixedly connected through bolts, so that the fan shell can be conveniently detached and used, and the fan shell can be conveniently taken down when detached due to the arrangement of the handle;

2. according to the axial-flow type fire-fighting smoke exhaust fan, grids are arranged at two ends of a fan shell, so that sundries can enter the fan in a grid blocking mode, and in order to prevent the grids from causing slow wind flow, a bearing seat is adopted to connect the grids, so that the grids can rotate under the action of the wind flow, and the wind flow is increased;

3. this axial-flow type fire control smoke exhaust fan installs the motor through the motor box for the motor is comparatively simple when installation and dismantlement, convenient dismantlement and installation.

Drawings

Fig. 1 is a schematic structural view of an axial-flow type fire-fighting smoke exhaust fan provided by the present invention;

fig. 2 is a schematic sectional structure view of an axial-flow type fire-fighting smoke exhaust fan provided by the present invention;

fig. 3 is an enlarged schematic structural view of a portion a of fig. 2 of an axial-flow type fire-fighting smoke exhaust fan provided by the present invention;

fig. 4 is the enlarged schematic structural diagram of part B of fig. 2 of an axial-flow type fire-fighting smoke exhaust fan provided by the utility model.

In the figure: 1. a fan housing; 2. supporting legs; 3. a connecting edge; 4. a handle; 5. grid forming; 6. a shaft lever; 7. a bearing seat support rod; 8. a bearing seat; 9. a bearing; 10. a motor box fixing rod; 11. a motor case support bar; 12. a motor box; 13. a motor; 14. a heat dissipation fan blade; 15. a wind blade is guided; 16. a card slot; 17. and (7) clamping blocks.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-4, an axial-flow type fire-fighting smoke exhaust fan comprises a fan housing 1;

according to the picture 1, in order to enable the fan shell 1 to be fixedly supported and to be kept stable, at least four groups of supporting legs 2 are welded at the bottom of the fan shell 1, connecting rods are welded among the four groups of supporting legs 2, in order to enable the fan shell 1 to be convenient to detach and mount, the fan shell 1 is divided into an upper part and a lower part, connecting edges 3 are fixedly arranged on two sides of the fan shell 1, the upper part and the lower part of the fan shell 1 are fixedly connected with the connecting edges 3 through bolts, and handles are arranged on two sides of the upper part of the fan shell 1 in order to facilitate the handling and carrying of the fan shell 1;

according to the figures 2, 3 and 4, in order to prevent sundries from entering the inside of the fan shell 1, grid meshes 5 are movably arranged at both ends of the fan shell 1, in order to enable the grid meshes to rotate and increase the wind flow, shaft rods 6 are fixedly connected between two sets of grid meshes 5, one ends of two sets of shaft rods 6 are movably connected in bearing seats 8, in order to enable the bearing seats 8 to be stably fixed and not to shake or fall off, two sets of bearing seats 8 are fixedly connected at both ends in the fan shell 1 through bearing seat support rods 7, at least four bearing seat support rods 7 are arranged on two sets of bearing seats 8, bearings 9 are fixedly arranged in two sets of bearing seats 8, shaft rods 6 are respectively and fixedly connected in two sets of bearings 9, in order to enable the grid meshes 5 not to be subjected to resistance in rotation, clamping grooves 16 are formed at both ends of the fan shell 1, and clamping blocks 17 are fixedly arranged at the outer, the clamping block 17 is movably arranged in the clamping groove 16;

according to fig. 2, in order to facilitate the installation and fixation of the motor 13, a motor box 12 is fixedly connected to the inside of the fan housing 1, in order to enable the motor box 12 to be stably fixed to the inside of the fan housing 1, at least four sets of motor box fixing rods 10 and four sets of motor box supporting rods 11 are arranged on the motor box 12, in order to facilitate the disassembly, the four groups of motor box fixing rods 10 are fixed inside the fan shell 1 through bolts, the four groups of motor box supporting rods 11 are attached inside the fan shell 1, the motor 13 is fixedly arranged in the motor box 12 without being fixed by bolts, in order to realize the discharge and drainage of air, the output end of the motor 13 is fixedly connected with a flow guide fan blade 15, in order to realize the heat dissipation of the motor 13, a heat dissipation fan blade 14 is fixedly installed on an end shaft of the motor 13, and a heat dissipation vent hole is formed at one end of the motor box 12.

The utility model discloses in, when using, earlier with motor 13 fixed mounting in the inside of motor box 12, then fix motor box 12 in the bottom of fan casing 1 through motor box dead lever 10, then connect the upper portion block of fan casing 1 again, fix through the bolt on connecting limit 3, fixed mounting is carried out on the upper portion with motor box dead lever 10 and fan casing 1, then be connected fan casing 1 and wind pipeline, the realization is discharged the smoke and dust in the air, and when discharging, debris in the air can be kept apart by the graticule mesh, prevent that debris from entering into fan casing 1's inside, cause the damage to drainage fan blade 15, and graticule mesh 5 passes through axostylus axostyle 6 and is connected with bearing 9, make graticule mesh 5 can rotate under the effect of wind current, the increase is to the suction of wind current.

Two handles 4 are fixedly arranged on two sides of the upper portion of the fan shell 1.

Two handles 4 are arranged on the two sides of the fan shell 1, so that two persons can carry the fan conveniently.

The fan comprises a fan shell, a motor box, a power supply, a motor input end, a motor output end and a drainage fan blade, wherein the motor box is welded to the middle inside the fan shell, the motor is connected with the motor in the motor box in a threaded mode, the motor input end is electrically connected with the power supply through an electric wire, and the drainage fan blade is welded.

The motor box and the fan shell are fixed by welding, the motor box is more stable by fixing the motor and the motor box through threaded connection, and the motor is convenient to replace.

Two connecting rods are welded between the adjacent supporting legs 2.

Two connecting rods are welded between the adjacent supporting legs 2, so that the running of the fan is more stable.

The number of the blades of the drainage fan blade 15 is 3.

The number of the 15 blades of the drainage fan blade is 3 to ensure sufficient wind power.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An axial-flow type fire-fighting smoke exhaust fan comprises a fan shell (1) and is characterized in that connecting edges (3) are fixedly arranged on two sides of the fan shell (1), handles (4) are fixedly arranged on two sides of the upper portion of the fan shell (1), grids (5) are movably arranged at two ends of the fan shell (1), shaft levers (6) are fixedly connected between the two sets of grids (5), one ends of the two sets of shaft levers (6) are movably connected in bearing seats (8), the two sets of bearing seats (8) are fixedly connected to two end portions in the fan shell (1) through bearing seat supporting rods (7), clamping grooves (16) are formed in two ends of the fan shell (1), clamping blocks (17) are fixedly arranged at the outer ends of the grids (5), the clamping blocks (17) are movably arranged in the clamping grooves (16), a motor box (12) is fixedly connected to the inside of the fan shell (1), the inside fixed mounting of motor box (12) has motor (13), the output fixedly connected with drainage fan blade (15) of motor (13).

2. The axial-flow type fire-fighting smoke exhaust fan as recited in claim 1, wherein at least four groups of support legs (2) are welded to the bottom of the fan casing (1), and connecting rods are welded between the four groups of support legs (2).

3. The axial-flow type fire-fighting smoke exhaust fan as recited in claim 1, wherein the fan housing (1) is divided into an upper part and a lower part, the upper part and the lower part of the fan housing (1) are fixedly connected with the connecting edge (3) through bolts, and handles are arranged on both sides of the upper part of the fan housing (1).

4. The axial-flow type fire-fighting smoke exhaust fan as claimed in claim 1, wherein the motor box (12) is provided with at least four sets of motor box fixing rods (10) and four sets of motor box supporting rods (11), the four sets of motor box fixing rods (10) are fixed inside the fan casing (1) through bolts, and the four sets of motor box supporting rods (11) are attached inside the fan casing (1).

5. The axial-flow type fire-fighting smoke exhaust fan as recited in claim 1, wherein a heat dissipation fan blade (14) is fixedly mounted on an end shaft of the motor (13), and a heat dissipation vent hole is formed at one end of the motor box (12).

6. The axial-flow type fire-fighting smoke exhaust fan according to claim 1, wherein at least four bearing seat support rods (7) are arranged on each of the two groups of bearing seats (8), bearings (9) are fixedly arranged inside each of the two groups of bearing seats (8), and shaft rods (6) are respectively and fixedly connected inside each of the two groups of bearings (9).

7. An axial-flow type fire-fighting smoke exhaust fan according to claim 1, wherein two handles (4) are fixedly arranged on both sides of the upper part of the fan shell (1).

8. The axial-flow type fire-fighting smoke exhaust fan according to claim 1 is characterized in that the motor box (12) is welded at the middle inside the fan shell (1), the motor (13) is connected with the motor box (12) in a threaded manner, the input end of the motor (13) is electrically connected with a power supply through an electric wire, and the output end of the motor (13) is welded with a drainage fan blade (15).

9. An axial-flow type fire-fighting smoke exhaust fan according to claim 2, wherein two connecting rods are welded between the adjacent support legs (2).

10. The axial-flow type fire-fighting smoke exhaust fan as recited in claim 1, wherein the number of the flow-guiding fan blades (15) is 3.