CN211778083U

CN211778083U - Special fan of three-phase asynchronous motor convenient to installation

Info

Publication number: CN211778083U
Application number: CN201922266743.4U
Authority: CN
Inventors: 栗明艳; 张勇
Original assignee: Tianjin Xiqing District Huaxing Motor Manufacturing Co ltd
Current assignee: Tianjin Xiqing District Huaxing Motor Manufacturing Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-27
Anticipated expiration: 2029-12-17

Abstract

The utility model belongs to the fan field, especially, a special fan of three-phase asynchronous motor convenient to installation need dispel the heat to the motor to current in the motor use, all fixes the flabellum on the output shaft of motor usually, and its dismouting is very difficult, so can not satisfy the problem of people's demand, the scheme is put forward now, and it includes motor housing, its characterized in that, the motor output shaft is installed to the motor housing internal rotation, and the sliding tray has been seted up to motor output shaft's one end, and slidable mounting has the slip post in the sliding tray, and the outside fixed mounting of slip post has the flabellum, has seted up the slip hole on the slip post, and slidable mounting has two rectangular blocks in the slip hole, has all seted up the rectangular channel on the top inner wall of sliding tray and the bottom. The utility model discloses simple structure, convenient operation, can be fast convenient carry out dismouting, labour saving and time saving from motor housing with the flabellum, so satisfied people's demand.

Description

Special fan of three-phase asynchronous motor convenient to installation

Technical Field

The utility model relates to a fan technical field especially relates to a special fan of three-phase asynchronous motor convenient to installation.

Background

The energy saving of the motor is a system engineering, relate to the whole life cycle of the motor, from the design of the motor, make to the model selection, operation, regulation, overhaul, scrapping of the motor, need to consider the effect of its energy-conserving measure from the whole life cycle of the motor, the design of the energy-conserving motor means to apply modern design means such as the optimal design technology, new material technology, control technology, integrated technology, test detection technology, etc., reduce the power loss of the motor, raise the efficiency of the motor, design the high-efficient motor, the loss of the motor mainly has five major parts to make up: core loss, stator resistance loss, rotor resistance loss, mechanical loss, stray loss;

in the prior art, the motor needs to be cooled in the use process of the motor, fan blades are usually fixed on an output shaft of the motor, and the fan blades are difficult to disassemble and assemble, so that the requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the fan blade is usually fixed on the output shaft of the motor in the prior art, the fan blade is difficult to disassemble and assemble, so that the fan blade cannot meet the requirements of people, and the provided special fan for the three-phase asynchronous motor is convenient to install.

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

a conveniently-installed fan special for a three-phase asynchronous motor comprises a motor shell and is characterized in that a motor output shaft is rotatably installed in the motor shell, a sliding groove is formed in one end of the motor output shaft, a sliding column is slidably installed in the sliding groove, fan blades are fixedly installed on the outer side of the sliding column, a sliding hole is formed in the sliding column, two rectangular blocks are slidably installed in the sliding hole, rectangular grooves are formed in the inner wall of the top portion and the inner wall of the bottom portion of the sliding groove respectively, the ends, away from each other, of the two rectangular blocks are respectively clamped with the corresponding rectangular grooves, a hinge groove is formed in the inner wall of one side of the sliding hole, a hinge seat is slidably installed in the hinge groove, two hinge rods which are obliquely and symmetrically arranged are hinged to the hinge seat, an installation seat is fixedly installed on one side of each of the two rectangular blocks, and the ends, two limiting grooves are formed in the inner wall of the other side of the sliding hole, and the two hinge rods move to drive the two mounting seats to move.

Preferably, the equal fixed mounting of opposite side of two rectangular blocks has the stopper, spacing hole has all been seted up on two stoppers, equal slidable mounting has the gag lever post in two spacing holes, and the top and the bottom of gag lever post respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove, the equal fixed mounting in one side that two stoppers are close to each other has the spacing spring of cover establishing in the gag lever post outside, the one end that two spacing springs are close to each other respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove, spacing spring plays spacing and the effect that resets.

Preferably, a through hole is formed in the inner wall of one side of the hinge groove, a gear groove is formed in the inner wall of one side of the through hole, a rotating wheel is rotatably mounted in the gear groove, a steel rope is wound on the rotating wheel, one end of the steel rope penetrates through the through hole and extends into the hinge groove and is fixedly connected with the hinge seat, the other end of the steel rope extends to the upper portion of the sliding column and is fixedly provided with a pull block, and the pull block moves to drive the steel rope to move.

Preferably, one side fixed mounting that articulated seat kept away from the rectangular block has a plurality of reset spring, and a plurality of reset spring keep away from articulated seat one end all with one side inner wall fixed connection of articulated groove, reset spring play spacing and effect that resets.

Preferably, the top of motor housing has been seted up and has been placed the mouth, and motor housing's top articulates there is the closing plate, and the closing plate with place mouthful sealed cooperation, the closing plate is sealed placing the mouth.

Preferably, the number of the fan blades is three, the upper fan blades are annularly and equidistantly distributed on the outer side of the sliding column, and the plurality of fan blades play a role in heat dissipation.

In the utility model, when the special fan for the three-phase asynchronous motor convenient to install is used, the sealing plate is opened, then the pulling block is pulled, the pulling block drives the steel rope to move, the steel rope drives the rotating wheel to rotate, the hinging seat drives the two hinging rods to move, the two mounting seats of the two hinging rods move, and the mounting seats drive the two rectangular blocks to move;

the two rectangular blocks drive the two limiting blocks to move, so that the two rectangular blocks move out of the two rectangular grooves, then the sliding column is moved out of the sliding groove, and the sliding column and the fan blade are taken out of the placing opening;

the utility model discloses simple structure, convenient operation, can be fast convenient carry out dismouting, labour saving and time saving from motor housing with the flabellum, so satisfied people's demand.

Drawings

Fig. 1 is a schematic front view of a three-phase asynchronous motor dedicated fan convenient to mount according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a conveniently-installed fan dedicated for a three-phase asynchronous motor according to the present invention;

fig. 3 is a schematic structural diagram of a part B of a conveniently-installed fan dedicated for a three-phase asynchronous motor according to the present invention;

fig. 4 is a schematic view of a side view of a part of a fan dedicated to a three-phase asynchronous motor, which is convenient for installation.

In the figure: the device comprises a motor shell 1, a motor output shaft 2, a sliding groove 3, a sliding column 4, fan blades 5, a sliding hole 6, a rectangular block 7, a rectangular groove 8, a hinge groove 9, a hinge seat 10, a hinge rod 11, a mounting seat 12, a limiting groove 13, a limiting block 14, a limiting hole 15, a limiting rod 16, a limiting spring 17, a gear groove 18, a rotating wheel 19, a steel rope 20 and a pulling block 21.

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.

Example one

Referring to fig. 1-4, a conveniently-installed fan special for a three-phase asynchronous motor comprises a motor housing 1, a motor output shaft 2 is rotatably installed in the motor housing 1, a sliding groove 3 is formed in one end of the motor output shaft 2, a sliding column 4 is slidably installed in the sliding groove 3, fan blades 5 are fixedly installed on the outer side of the sliding column 4, a sliding hole 6 is formed in the sliding column 4, two rectangular blocks 7 are slidably installed in the sliding hole 6, rectangular grooves 8 are respectively formed in the inner walls of the top and the bottom of the sliding groove 3, the ends, away from each other, of the two rectangular blocks 7 are respectively clamped with the corresponding rectangular grooves 8, a hinge groove 9 is formed in the inner wall of one side of the sliding hole 6, a hinge seat 10 is slidably installed in the hinge groove 9, two hinge rods 11 which are obliquely and symmetrically arranged are hinged to the hinge seat 10, and a mounting seat 12 is fixedly, and one ends of the two hinge rods 11 far away from the hinge seats 10 are respectively hinged with the corresponding mounting seats 12, and the inner wall of the other side of the sliding hole 6 is provided with two limiting grooves 13.

The utility model discloses in, the equal fixed mounting of opposite side of two rectangular blocks 7 has stopper 14, spacing hole 15 has all been seted up on two stoppers 14, equal slidable mounting has gag lever post 16 in two

spacing holes

15, and 16 top of gag lever post and bottom respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove 13, the equal fixed mounting in one side that two stoppers 14 are close to each other has the cover to establish the spacing spring 17 in the gag lever post 16 outside, the one end that two spacing springs 17 are close to each other respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove 13.

The utility model discloses in, seted up the through-hole on one side inner wall of articulated groove 9, seted up gear groove 18 on one side inner wall of through-hole, gear groove 18 internal rotation is installed and is rotated wheel 19, rotates wheel 19 and goes up the rich and be equipped with steel cable 20, the one end of steel cable 20 run through the through-hole extend to articulated groove 9 in and with articulated seat 10 fixed connection, the other end of steel cable 20 extends to the top and the fixed mounting of sliding column 4 and draws piece 21.

The utility model discloses in, one side fixed mounting that rectangular block 7 was kept away from to articulated seat 10 has a plurality of reset spring, and a plurality of reset spring keep away from articulated seat 10 one end all with one side inner wall fixed connection of articulated groove 9.

The utility model discloses in, motor housing 1's top has been seted up and has been placed the mouth, and motor housing 1's top articulates there is the closing plate, and the closing plate with place the sealed cooperation of mouth.

The utility model discloses in, the quantity of flabellum 5 is three, and goes up flabellum 5 and be the outside that the annular equidistance distributes at sliding column 4.

Example two

Referring to fig. 1-4, a conveniently-installed fan special for a three-phase asynchronous motor comprises a motor housing 1 and is characterized in that a motor output shaft 2 is rotatably installed in the motor housing 1, a sliding groove 3 is formed in one end of the motor output shaft 2, a sliding column 4 is slidably installed in the sliding groove 3, fan blades 5 are fixedly installed on the outer side of the sliding column 4, a sliding hole 6 is formed in the sliding column 4, two rectangular blocks 7 are slidably installed in the sliding hole 6, rectangular grooves 8 are respectively formed in the inner walls of the top and the bottom of the sliding groove 3, the ends, far away from each other, of the two rectangular blocks 7 are respectively clamped with the corresponding rectangular grooves 8, a hinge groove 9 is formed in the inner wall of one side of the sliding hole 6, a hinge seat 10 is slidably installed in the hinge groove 9, two hinge rods 11 which are obliquely and symmetrically arranged are hinged to the hinge seat 10, and a mounting seat 12 is fixedly, and the ends of the two hinge rods 11 far away from the hinge seats 10 are respectively hinged with the corresponding mounting seats 12, two limiting grooves 13 are formed in the inner wall of the other side of the sliding hole 6, and the two hinge rods 11 move to drive the two mounting seats 12 to move.

The utility model discloses in, the equal fixed mounting of opposite side of two rectangular blocks 7 has stopper 14, spacing hole 15 has all been seted up on two stoppers 14, equal slidable mounting has gag lever post 16 in two spacing holes 15, and gag lever post 16's top and bottom respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove 13, the equal fixed mounting in one side that two stoppers 14 are close to each other has the cover to establish the spacing spring 17 in the gag lever post 16 outside, the one end that two spacing springs 17 are close to each other respectively with the top inner wall and the bottom inner wall fixed connection of corresponding spacing groove 13, spacing spring 17 plays spacing and the effect that resets.

The utility model discloses in, seted up the through-hole on one side inner wall of articulated groove 9, seted up gear groove 18 on one side inner wall of through-hole, gear groove 18 internal rotation is installed and is rotated wheel 19, it is equipped with steel cable 20 to rotate wheel 19 and go up the rich, the one end of steel cable 20 run through the through-hole extend to articulated groove 9 in and with articulated seat 10 fixed connection, the other end of steel cable 20 extends to the top of slip post 4 and fixed mounting has and draws piece 21, the removal that draws piece 21 drives steel cable 20 and removes.

The utility model discloses in, one side fixed mounting that rectangular block 7 was kept away from to articulated seat 10 has a plurality of reset spring, and a plurality of reset spring keep away from articulated seat 10 one end all with one side inner wall fixed connection of articulated groove 9, and reset spring plays spacing and the effect that resets.

The utility model discloses in, motor housing 1's top has been seted up and has been placed the mouth, and motor housing 1's top articulates there is the closing plate, and the closing plate with place the sealed cooperation of mouth, the closing plate is sealed placing the mouth.

The utility model discloses in, the quantity of flabellum 5 is three, and goes up flabellum 5 and be the outside that the annular equidistance distributes at sliding column 4, and a plurality of flabellums 5 play radiating effect.

In the utility model, in use, the sealing plate is opened, then the pulling block 21 is pulled, the pulling block 21 drives the steel rope 20 to move, the steel rope 20 drives the rotating wheel 19 to rotate, simultaneously, the steel rope 20 drives the hinge seat 10 to move, the hinge seat 10 compresses a plurality of reset springs, the reset springs absorb energy, simultaneously, the hinge seat 10 drives the two hinge rods 11 to move, the two hinge rods 11 and the two mounting seats 12 move, the mounting seats 12 drive the two rectangular blocks 7 to move, the two rectangular blocks 7 drive the two limiting blocks 14 to move, the two limiting blocks 14 compress the two limiting springs 17, the two limiting springs 17 absorb energy, the two rectangular blocks 7 move out of the two rectangular grooves 8, then the sliding column 4 is moved out of the sliding groove 3, the sliding column 4 and the fan blade 5 are taken out from the placing port, if the fan blade 5 is required to be installed on the motor output shaft 2, according to above order, loosen and draw piece 21, under the spring effort through spacing spring 18 and reset spring, make two rectangular blocks 7 block go into two rectangular channel 8 can to quick convenient carry out the dismouting with flabellum 5 from motor housing 1, labour saving and time saving has so satisfied people's demand.

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. A three-phase asynchronous motor special fan convenient to install comprises a motor shell (1) and is characterized in that a motor output shaft (2) is installed in the motor shell (1) in a rotating mode, a sliding groove (3) is formed in one end of the motor output shaft (2), a sliding column (4) is installed in the sliding groove (3), fan blades (5) are fixedly installed on the outer side of the sliding column (4), a sliding hole (6) is formed in the sliding column (4), two rectangular blocks (7) are installed in the sliding hole (6) in a sliding mode, rectangular grooves (8) are formed in the inner wall of the top portion and the inner wall of the bottom portion of the sliding groove (3), one ends, far away from each other, of the two rectangular blocks (7) are respectively clamped with the corresponding rectangular grooves (8), a hinged groove (9) is formed in the inner wall of one side of the sliding hole (6), and a hinged seat (10), articulated have articulated pole (11) that two slopes symmetries set up on articulated seat (10), the equal fixed mounting in one side of two rectangular blocks (7) has mount pad (12), and two articulated poles (11) keep away from the one end of articulated seat (10) and articulate mutually with corresponding mount pad (12) respectively, have seted up two spacing grooves (13) on the opposite side inner wall of sliding hole (6).

2. The special fan for the three-phase asynchronous motor convenient to mount according to claim 1, characterized in that limiting blocks (14) are fixedly mounted on the other sides of the two rectangular blocks (7), limiting holes (15) are formed in the two limiting blocks (14), limiting rods (16) are slidably mounted in the two limiting holes (15), the top ends and the bottom ends of the limiting rods (16) are fixedly connected with the top inner wall and the bottom inner wall of the corresponding limiting groove (13) respectively, limiting springs (17) sleeved on the outer sides of the limiting rods (16) are fixedly mounted on one sides of the two limiting blocks (14) close to each other, and one ends of the two limiting springs (17) close to each other are fixedly connected with the top inner wall and the bottom inner wall of the corresponding limiting groove (13) respectively.

3. The conveniently-installed fan special for the three-phase asynchronous motor is characterized in that a through hole is formed in one side inner wall of the hinge groove (9), a gear groove (18) is formed in one side inner wall of the through hole, a rotating wheel (19) is rotatably installed in the gear groove (18), a steel rope (20) is wound on the rotating wheel (19), one end of the steel rope (20) penetrates through the through hole, extends into the hinge groove (9) and is fixedly connected with the hinge seat (10), and the other end of the steel rope (20) extends to the upper side of the sliding column (4) and is fixedly provided with a pull block (21).

4. The conveniently-installed special fan for the three-phase asynchronous motor according to claim 1, wherein a plurality of return springs are fixedly installed on one side of the hinge base (10) far away from the rectangular block (7), and one ends of the return springs far away from the hinge base (10) are fixedly connected with the inner wall of one side of the hinge groove (9).

5. The conveniently-installed special fan for the three-phase asynchronous motor according to claim 1, wherein a placing opening is formed in the top of the motor housing (1), a sealing plate is hinged to the top of the motor housing (1), and the sealing plate is in sealing fit with the placing opening.

6. The conveniently-installed special fan for the three-phase asynchronous motor according to claim 1, wherein the number of the fan blades (5) is three, and the upper fan blades (5) are annularly and equidistantly distributed on the outer side of the sliding column (4).