CN215378643U

CN215378643U - Motor casing with open heat radiation structure

Info

Publication number: CN215378643U
Application number: CN202121298366.3U
Authority: CN
Inventors: 陆建君; 徐飞; 刘江
Original assignee: Jingjiang Hetai Motor Parts Manufacturing Co ltd
Current assignee: Jingjiang Hetai Motor Parts Manufacturing Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-12-31
Anticipated expiration: 2031-06-10

Abstract

The utility model relates to the technical field of motor shells, in particular to a motor shell with an open type heat dissipation structure, which comprises a motor shell main body, heat dissipation fins, a rear cover body, a first through hole, a heat dissipation mechanism, an air filter and a second through hole, wherein the motor shell main body is provided with a plurality of heat dissipation fins; the suction force of the first through hole enables air between the radiating fins to flow at an accelerated speed, so that the radiating efficiency of the radiating fins is improved.

Description

Motor casing with open heat radiation structure

Technical Field

The utility model relates to the technical field of motor housings, in particular to a motor housing with an open type heat dissipation structure.

Background

The motor is an electromagnetic device which realizes electric energy conversion or transmission according to the electromagnetic induction law. The existing motor mainly comprises: the motor comprises a motor shell, a rotating shaft, a stator, a rotor, an end cover, an external junction box and the like. Along with the work of motor, the inside more heat that can produce of motor if the heat is not in time dispelled the heat, will seriously influence the normal operating of motor.

The existing motor shell has high heat dissipation efficiency, and the heat dissipation channel and the heat conducting fins are arranged on the motor shell body, but generally, under the condition that the external temperature is high in high temperature summer, the temperature of air is high and the air flows slowly, so that the heat dissipated by the heat dissipating fins cannot be absorbed by the surroundings quickly, and the heat air around is accumulated more, so that the motor cannot be effectively dissipated.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a motor housing with an open heat dissipation structure, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a motor shell with an open type heat dissipation structure comprises a motor shell main body, heat dissipation fins, a rear cover body, a first through hole, a heat dissipation mechanism, an air filter and a second through hole, wherein the motor shell main body is provided with the heat dissipation fins;

the heat dissipation mechanism comprises a main shaft, a shaft sleeve is sleeved on the main shaft, fan blades are arranged on the shaft sleeve, anti-skidding threads are arranged at the end part of the shaft sleeve, a rubber pad is arranged at one end of the main shaft, and the shaft sleeve is connected with a plugging mechanism.

Preferably, the plugging mechanism comprises a sliding sleeve, a plurality of first rods are arranged on the sliding sleeve at equal angles, one first rod is connected with a circular ring, a plurality of rubber blocks are arranged on one side of the circular ring at equal angles, and two groups of screw rods are symmetrically arranged on the other side of the circular ring.

Preferably, the other end of the main shaft is externally provided with threads, and the other end of the main shaft is in threaded connection with a rotating shaft on the motor.

Preferably, a plurality of radiating fins are distributed on the motor shell main body at equal angles, a plurality of through holes are distributed on the rear cover body at equal angles, and a group of through holes I is correspondingly arranged between every two groups of radiating fins.

Preferably, the sliding sleeve is internally provided with a bearing, and the inner ring of the bearing is connected with the shaft sleeve.

Preferably, one end of the screw is provided with a bearing, and the bearing is embedded into the circular ring.

Preferably, the screw is in threaded connection with the frame of the air filter, and the rubber block is matched with the first connecting through hole.

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

1. when the ambient temperature is too high, the screw rod is rotated, the screw rod rotates to drive the circular ring, the circular ring drives the rubber block to be separated from the first through hole, the circular ring enables the sliding sleeve to move through the first rod, the sliding sleeve drives the shaft sleeve to move along the main shaft until the end of the shaft sleeve extrudes the rubber pad, the friction force between the shaft sleeve and the end of the main shaft is increased due to the matching effect of the anti-skid grains and the rubber pad, when the motor starts to operate, the rotating shaft at the tail of the motor drives the main shaft to rotate, the shaft sleeve drives the fan blades to rotate through the friction force, air in the cover body flows after the rotation of the fan blades is accelerated, and the air in the motor shell body enters the rear cover body through the second through hole due to the flowing of the air, so that the interior of the motor shell body is cooled;

2. the suction force of the first through hole enables air between the radiating fins to flow at an accelerated speed, so that the radiating efficiency of the radiating fins is improved.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a combination view of the motor housing body, the heat sink, the rear cover body and the through hole according to the structure of the present invention.

In the figure: 1. a motor housing body; 2. a heat sink; 3. a rear cover body; 4. a first through hole; 5. a heat dissipation mechanism; 6. an air filter; 7. a second through hole; 501. a main shaft; 502. a shaft sleeve; 503. a fan blade; 504. anti-skid lines; 505. a rubber pad; 506. a plugging mechanism; 5061. a sliding sleeve; 5062. a first rod; 5063. a circular ring; 5064. a rubber block; 5065. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a motor shell with an open type heat dissipation structure comprises a motor shell main body 1, heat dissipation fins 2, a rear cover body 3, a through hole I4, a heat dissipation mechanism 5, an air filter 6 and a through hole II 7, wherein a plurality of heat dissipation fins 2 are arranged on the motor shell main body 1, one side of the motor shell main body 1 is connected with the rear cover body 3, a plurality of through holes II 7 are arranged at the bottom of the rear cover body 3, a plurality of through holes I4 are arranged on the rear cover body 3, the heat dissipation mechanism 5 with a plugging function is arranged in the rear cover body 3, an air filter 6 is arranged at the port part of the rear cover body 3, the heat dissipation mechanism 5 comprises a main shaft 501, a shaft sleeve 502 is sleeved on the main shaft 501, fan blades 503 are arranged on the shaft sleeve 502, anti-skid threads 504 are arranged at the end part of the shaft sleeve 502, a rubber pad 505 is arranged at one end of the main shaft 501, the shaft sleeve 502 is connected with the plugging mechanism 506, external threads are arranged at the other end of the main shaft 501, a rotating shaft on the motor, a plurality of heat dissipation fins 2 are distributed on the motor shell main body 1 at equal angles, a plurality of through holes I4 are distributed on the back cover body 3 at equal angles, a group of through holes I4 is correspondingly arranged between every two groups of radiating fins 2, the plugging mechanism 506 comprises a sliding sleeve 5061, a plurality of rods I5062 are arranged at equal angles on the sliding sleeve 5061, the rods I5062 are connected with a ring 5063, a plurality of rubber blocks 5064 are arranged at equal angles on one side of the ring 5063, two groups of screws 5065 are symmetrically arranged on the other side of the ring 5063, one end of each screw 5065 is provided with a bearing, the bearing is embedded into the ring 5063, the screw 5065 is screwed with the frame of the air filter 6, the rubber blocks 5064 are matched and connected with the through holes I4, a bearing is arranged in the sliding sleeve 5061, the inner ring of the bearing is connected with the shaft sleeve 502, when the ambient temperature is too high, the screw 5065 is rotated to drive the ring 5063 to drive the ring 5064 to be separated from the through holes I4, the ring 5063 drives the sliding sleeve 5061 to move through the rods I62, the sliding sleeve 502 to drive the shaft 502 to move along the main shaft 502 until the end of the shaft sleeve 502 to extrude the rubber pads 505, the friction force between the shaft sleeve 502 and the end of the main shaft 501 is increased by the cooperation of the anti-skid grains 504 and the rubber pad 505, when the motor starts to operate, the main shaft 501 is driven by the rotating shaft at the tail of the motor, the shaft sleeve 502 drives the fan blades 503 to rotate by the friction force of the main shaft 501, the rotation of the fan blades 503 accelerates the air flow in the rear cover body 3, the air in the motor housing main body 1 enters the rear cover body 3 through the second through hole 7 due to the air flow, the interior of the motor housing main body 1 is cooled, meanwhile, the first through hole 4 generates an external suction force due to the air pressure, the air between the radiating fins 2 is accelerated by the suction force of the first through hole 4, so that the radiating efficiency of the radiating fins 2 is improved, when the ambient temperature is lower, the screw 5065 is reversely rotated, the rubber block 5064 blocks the first through hole 4, and the shaft sleeve 502 is separated from the end of the main shaft 501, so that the radiating mechanism 5 does not radiate the heat of the motor, the heat energy loss of the motor is reduced, and the electric energy is saved.

The working principle is as follows: in the using process, when the ambient temperature is too high, the screw 5065 is rotated, the screw 5065 rotates to drive the ring 5063, the ring 5063 drives the rubber block 5064 to be separated from the first through hole 4, the ring 5063 drives the sliding sleeve 5061 to move through the first rod 5062, the sliding sleeve 5061 drives the shaft sleeve 502 to move along the spindle 501 until the end of the shaft sleeve 502 extrudes the rubber pad 505, the friction force between the shaft sleeve 502 and the end of the spindle 501 is increased due to the cooperation of the anti-skid pattern 504 and the rubber pad 505, when the motor starts to operate, the spindle 501 is driven by the rotating shaft at the tail of the motor to rotate, the spindle 501 drives the fan blades 503 to rotate through the friction force, the air in the rear cover body 3 is accelerated by the rotation of the fan blades 503, the air in the motor housing body 1 enters the rear cover body 3 through the second through hole 7 due to the air flow, the interior of the motor housing body 1 is cooled, and the first through hole 4 generates suction force outwards due to the air pressure effect, the air between the radiating fins 2 is accelerated by the suction force of the first through holes 4, so that the radiating efficiency of the radiating fins 2 is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a motor casing with open heat radiation structure, includes motor housing main part (1), fin (2), back lid (3), through-hole (4), heat dissipation mechanism (5), air cleaner (6), through-hole two (7), set up a plurality of fin (2) on motor housing main part (1), back lid (3) is connected to motor housing main part (1) one side, back lid (3) bottom sets up a plurality of through-holes two (7), sets up a plurality of through-holes (4) on back lid (3), its characterized in that: a heat dissipation mechanism (5) with a plugging function is arranged in the rear cover body (3), and an air filter (6) is arranged at the port part of the rear cover body (3);

the heat dissipation mechanism (5) comprises a main shaft (501), a shaft sleeve (502) is sleeved on the main shaft (501), fan blades (503) are arranged on the shaft sleeve (502), anti-skid grains (504) are arranged at the end part of the shaft sleeve (502), a rubber pad (505) is arranged at one end of the main shaft (501), and the shaft sleeve (502) is connected with a plugging mechanism (506).

2. The motor housing having an open heat dissipation structure of claim 1, wherein: the plugging mechanism (506) comprises a sliding sleeve (5061), a plurality of first rods (5062) are arranged on the sliding sleeve (5061) at equal angles, the first rods (5062) are connected with a ring (5063), a plurality of rubber blocks (5064) are arranged on one side of the ring (5063) at equal angles, and two sets of screws (5065) are symmetrically arranged on the other side of the ring (5063).

3. The motor housing having an open heat dissipation structure of claim 1, wherein: the other end of the main shaft (501) is externally provided with threads, and the other end of the main shaft (501) is in threaded connection with a rotating shaft on the motor.

4. The motor housing having an open heat dissipation structure of claim 1, wherein: the radiating fins (2) are distributed on the motor shell main body (1) at equal angles, the through holes (4) are distributed on the rear cover body (3) at equal angles, and a group of through holes (4) is correspondingly arranged between every two groups of radiating fins (2).

5. The motor housing having an open heat dissipation structure of claim 2, wherein: the bearing is arranged in the sliding sleeve (5061), and the inner ring of the bearing is connected with the shaft sleeve (502).

6. The motor housing having an open heat dissipation structure of claim 2, wherein: one end of the screw rod (5065) is provided with a bearing, and the bearing is embedded into the circular ring (5063).

7. The motor housing having an open heat dissipation structure of claim 2, wherein: screw rod (5065) spiro union air cleaner (6) frame, rubber block (5064) cooperation connecting hole (4).