CN220354074U - Fan convenient to disassemble and assemble - Google Patents

Abstract

The utility model relates to the field of fan disassembly and assembly, in particular to a fan convenient to disassemble and assemble, which comprises a fan shell, a fan housing, impellers, a motor and a bracket, wherein the fan housing is connected with the fan housing in an inner buckling manner at an air outlet of the shell, the impellers are arranged in the shell and fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with the motor, the motor is fixedly connected on a base through screws, the base is welded in the shell, and the bracket is fixedly connected below the shell. The fan reduces the use of screws to a great extent; the bracket of the fan can be taken down, and is suitable for occasions without the bracket; the fan cover of the fan is changed into an inner buckle type connection, so that the fan is convenient to install, take, maintain and clean; the wind wheel and the motor of the fan are reduced in screw use, so that the fan is convenient to disassemble and assemble, and time is saved.

Description

Fan convenient to disassemble and assemble

Technical Field

The utility model relates to the field of disassembly and assembly of fans, in particular to a fan convenient to disassemble and assemble.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is mainly applied to ventilation in various fields of national economy such as metallurgy, petrifaction, electric power, urban rail transit, spinning, ships and the like.

The fan is widely applied, the fan can be applied to various occasions, in the fan transferring, carrying and maintaining processes, the fan needs to be disassembled and assembled, a large number of screws and a plurality of specific assembling tools are used for assembling the existing fan, the assembly of a large number of screws is time-consuming and labor-consuming, the transferring, carrying and maintaining processes are quite troublesome, and the efficiency is low.

Disclosure of Invention

In order to solve the problems in the background, the utility model provides a fan convenient to assemble and disassemble.

The utility model provides the following technical scheme: the utility model provides a fan of convenient dismouting of side, includes fan casing, fan housing, impeller, motor and support, the air outlet department inner fastening formula of casing connects the fan housing, is provided with the impeller in the casing, impeller fixed connection pivot, pivot fixed connection motor, the motor passes through screw fixed connection on the base, the base welding is in the inside of casing, support fixed connection is in the below of casing.

Preferably, the outermost periphery of the fan housing is provided with an inner chute and a buckling claw, a gap between the inner chute and the buckling claw is enough to pass through the buckling claw, and the same structure is arranged at the air outlet of the machine shell.

Preferably, the impeller comprises a blade, a hub and a pin shaft, wherein the blade is welded on the hub, and a round hole is formed in the tail end of the pin shaft.

Preferably, the rotating shaft comprises two sets of sleeves, channels and pin holes, the channels are arranged on two sides of the rotating shaft in a symmetrical mode, round holes are symmetrically formed in two sides of the sleeves, the sleeves are fixedly connected with the rotating shaft through screws, the round holes are aligned with the channels, and the pin holes are formed in the middle of the rotating shaft and communicated with the channels.

Preferably, the two groups of channels are internally provided with the limiting rod, the spring and the round table clamping block, the spring is sleeved on the limiting rod, one end of the spring is fixedly connected to the bottom of the round table clamping block, the other end of the spring is fixedly connected with the rotating shaft, and one end of the limiting rod is fixedly connected to the bottom of the round table clamping block.

Preferably, the support is provided with a clamping groove, screw holes are formed in four corners above four support posts of the support, a clamping block is arranged on the shell, and screw holes are formed in two tail ends of the clamping block, corresponding to the support posts of the support.

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

the fan reduces the use of screws to a great extent; the bracket of the fan can be taken down, and is suitable for occasions without the bracket; the fan cover of the fan is changed into an inner buckle type connection, so that the fan is convenient to install, take, maintain and clean; the wind wheel and the motor of the fan are reduced in screw use, so that the fan is convenient to disassemble and assemble, and time is saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the inner fastening structure of the fan housing of the present utility model;

FIG. 4 is a schematic view of the impeller of the present utility model;

FIG. 5 is a cross-sectional view of a spindle of the present utility model;

fig. 6 is an enlarged structural view of the present utility model at a in fig. 1.

In the figure: the fan comprises a machine shell 1, a fan housing 2, an inner sliding groove 201, a buckling claw 202, an impeller 3, a blade 301, a hub 302, a pin shaft 303, a round hole 304, a rotating shaft 4, a sleeve 401, a channel 402, a limit rod 403, a spring 404, a round table clamping block 405, a pin hole 406, a motor 5, a base 6, a bracket 7, a screw hole 701, a clamping groove 702 and a clamping block 703.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a fan of convenient dismouting, includes fan casing 1, fan housing 2, impeller 3, motor 5 and support 7, fan housing 2 is connected to knot in the air outlet department of casing 1, and it can protect axial fan not receive the invasion of dirty air in the workshop, makes axial fan's life become longer, is provided with impeller 3 in the casing 1, and the axial motion of helix is done after the impeller of gas through rotatory, impeller 3 fixed connection pivot 4, pivot 4 fixed connection motor 5, motor 5 passes through screw fixed connection on base 6, the welding of base 6 is in the inside of casing 1, support 7 fixed connection is in the below of casing 1.

Further, the outermost periphery of the fan housing 2 is provided with an inner chute 201 and a buckling claw 202, a gap enough to pass through the buckling claw 202 is reserved between the inner chute 201 and the buckling claw 202, the same structure is arranged at the air outlet of the machine housing 1, and the buckling claw 202 of the fan housing 2 is placed in the gap between the inner chute 201 and the buckling claw 202 on the machine housing 1, so that the fan housing 2 can be buckled by rotating clockwise.

Further, the impeller 3 includes a blade 301, a hub 302, and a pin 303, where the blade 301 is welded on the hub 302, the blade 301 is twisted, the blade is twisted by a certain angle along the radial direction, and the width and thickness of the blade along the span direction are gradually reduced, a circular hole 304 is disposed at the end of the pin 303, the bottom of the pin 303 is spherical, so that the circular table clamping block 405 is convenient to be bumped, and the circular hole 304 is used for clamping the circular table clamping block 405.

Further, the rotating shaft 4 includes two sets of sleeves 401, channels 402 and pin holes 406, the channels 402 are arranged on two symmetrical sides of the rotating shaft 4, the channels 402 are convenient for the fixture block to move, round holes 407 are symmetrically arranged on two sides of the sleeves 401, the sleeves 401 are fixedly connected with the rotating shaft 4 through screws, the round holes 407 are aligned with the channels 402, and the pin holes 406 are arranged in the middle of the rotating shaft 4 and are communicated with the channels 402.

The sleeve 401 can clamp the limiting rod 403 to fix the clamping block and thus the impeller 3, and the pin hole 406 is arranged in the middle and communicated with the channel 402.

Further, a stop lever 403, a spring 404 and a circular table clamping block 405 are arranged in the two groups of channels 402, the spring 404 is sleeved on the stop lever 403, one end of the spring 404 is fixedly connected with the bottom of the circular table clamping block 405, the other end of the spring 404 is fixedly connected with the rotating shaft 4, one end of the stop lever 403 is fixedly connected with the circular table clamping block 405, the spring 404 is compressed after the circular table clamping block 405 is crashed open, and when the circular hole 304 reaches the clamping block position, the spring 404 can enable the circular table clamping block 405 to recover to the original position.

Further, the support 7 is provided with a clamping groove 702, the clamping groove is an arc clamping groove 702, a front pair of support posts and a rear pair of support posts are also in an arc shape, the cylindrical shell 1 can be clamped, screw holes 701 are formed in four corners above four support posts of the support 7, a clamping block 703 is arranged on the shell 1, the clamping block 703 is also in an arc shape and corresponds to the arc clamping groove, two tail ends of the clamping block 703 are provided with screw holes 701 corresponding to the support posts of the support 7, and the machine body 1 and the support 7 are further fixed through screws.

During the equipment, adjust support 7 horizontal position, on passing through fixture block 703 and draw-in groove 702 fixed bolster 7 with casing 1, further fix through screw hole 701, fix motor 5 on base 6, connect pivot 4, pass through fixture block and round hole and round pin axle and pinhole fixed connection in the pivot with impeller 3, after the impeller is fixed, settle the sleeve pipe 401 in passageway 402 outside, prevent that the fixture block from removing, play the fixed action, install fan housing 2 in air outlet department at last, last carry out a comprehensive inspection again and can start motor 5 use.

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, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a fan of convenient dismouting, includes fan casing (1), fan housing (2), impeller (3), motor (5) and support (7), its characterized in that: the novel air conditioner is characterized in that an air outlet of the casing (1) is internally buckled and connected with the fan housing (2), an impeller (3) is arranged in the casing (1), the impeller (3) is fixedly connected with the rotating shaft (4), the rotating shaft (4) is fixedly connected with the motor (5), the motor (5) is fixedly connected onto the base (6) through screws, the base (6) is welded inside the casing (1), and the support (7) is fixedly connected below the casing (1).

2. The fan of claim 1, wherein the fan is configured to be easily disassembled and assembled: the fan cover (2) is provided with an inner chute (201) and a buckling claw (202) at the outermost periphery, the inner chute (201) and the buckling claw (202) are provided with gaps enough to pass through the buckling claw (202), and the same structure is arranged at the air outlet of the machine shell (1).

3. The fan of claim 1, wherein the fan is configured to be easily disassembled and assembled: the impeller (3) comprises blades (301), a hub (302) and a pin shaft (303), wherein the blades (301) are welded on the hub (302), and a round hole (304) is formed in the tail end of the pin shaft (303).

4. The fan of claim 1, wherein the fan is configured to be easily disassembled and assembled: the rotating shaft (4) comprises a sleeve (401), a channel (402) and pin holes (406), wherein the two groups of the channels (402) are arranged on two sides of the symmetry of the rotating shaft (4), round holes (407) are symmetrically formed in two sides of the sleeve (401), the sleeve (401) is fixedly connected with the rotating shaft (4) through screws, the round holes (407) are aligned with the channels (402), and the pin holes (406) are formed in the middle of the rotating shaft (4) and are communicated with the channels (402).

5. The fan of claim 4, wherein: two sets of be equipped with gag lever post (403), spring (404) and round platform fixture block (405) in passageway (402), spring (404) cover is on gag lever post (403), and spring (404) one end fixed connection is in round platform fixture block bottom, and other end fixed connection pivot (4), gag lever post (403) one end fixed connection round platform fixture block (405) bottom.

6. The fan of claim 1, wherein the fan is configured to be easily disassembled and assembled: the support (7) is provided with a clamping groove (702), screw holes (701) are formed in four corners above four support columns of the support (7), a clamping block (703) is arranged on the machine shell (1), and screw holes (701) are formed in two tail ends of the clamping block (703) corresponding to the support columns of the support (7).