CN108711998B

CN108711998B - Motor convenient to heat dissipation

Info

Publication number: CN108711998B
Application number: CN201810567462.XA
Authority: CN
Inventors: 张明明
Original assignee: Zhejiang Xiangyang Gear Electromechanical Co ltd
Current assignee: Shenzhen Lizhuan Technology Transfer Center Co ltd
Priority date: 2018-06-05
Filing date: 2018-06-05
Publication date: 2020-11-17
Anticipated expiration: 2038-06-05
Also published as: CN108711998A

Abstract

The invention discloses a motor convenient for heat dissipation, which comprises a motor body, wherein a motor shell is arranged above the motor body, a drying block is attached to the lower surface of a first rubber gasket, a second rubber gasket is attached to the lower surface of the drying block, a fan guide vane is arranged in the middle of a rotating shaft, and a transmission gear is arranged at the position of the rotating shaft, which corresponds to a driving gear; through pulling clearance plate, drive the clearance brush and clear up fin clearance department, avoid motor casing surface to be covered by the dust, the heat of the inside of being convenient for is better carries out the heat exchange through fin and external low temperature air, has improved the availability factor of motor body fin.

Description

Motor convenient to heat dissipation

Technical Field

The invention relates to the technical field of power equipment, in particular to a motor convenient for heat dissipation.

Background

The motor is a device for converting electric energy into mechanical energy, which utilizes an electrified coil (namely a stator winding) to generate a rotating magnetic field and act on a rotor to form magnetoelectric power rotating torque, the motor is divided into a direct current motor and an alternating current motor according to different power supplies, most of the motors in an electric system are alternating current motors which can be synchronous motors or asynchronous motors, the motor mainly comprises a stator and a rotor, the direction of the forced movement of an electrified lead in the magnetic field is related to the direction of current and the direction of a magnetic induction line, the working principle of the motor is that the magnetic field exerts force on the current to enable the motor to rotate, in order to realize the operation of mechanical equipment such as a vehicle and the like, the motor needs to keep higher rotating speed so as to achieve the function of outputting mechanical energy, but the motor in the market at present easily generates huge heat when rotating rapidly, and radiating fins arranged on the outer surface of a motor, the contact between the motor shell and the air is blocked by dust, so that the heat exchange between the motor shell and the air cannot be effectively carried out, the normal heat dissipation of the motor is not facilitated, meanwhile, the heat dissipation of the existing motor is carried out through a fan arranged on one side of a rear end cover, the air flow near a radiating fin and near the rear end cover can only be accelerated, the air flow at the periphery of a stator and a rotor is difficult to effectively cause, the heat dissipation effect is poor, when the existing motor injects lubricating oil, a lubricating oil injector is required to be used for injection, when the motor works for a long time, the lubricating oil injector is required to be frequently operated for injection, the physical waste of workers is caused, the work in a factory is not facilitated, the time of the workers is delayed, the work production efficiency of the workers is reduced, the existing motor depends, the condition that causes the motor upset to drop easily after the bolt is not hard up takes place, causes the damage of motor and workman injured.

Disclosure of Invention

The invention provides a motor convenient for heat dissipation, which can effectively solve the problems that the motor in the current market is easy to generate huge heat when rotating rapidly, radiating fins arranged on the outer surface of a motor shell are often covered by dust, so that the contact between the motor shell and air is blocked by the dust, the motor shell and the air can not effectively exchange heat, the normal heat dissipation of the motor is not facilitated, meanwhile, the existing motor can only accelerate the air flow near the radiating fins and near a rear end cover by radiating heat through a fan arranged on one side of the rear end cover, the air flow around a stator and a rotor is difficult to effectively cause, the radiating effect is poor, a lubricating oil injector is required to be used for injecting when the existing motor injects lubricating oil, the lubricating oil injector is required to be frequently operated for injecting when the motor works for a long time, the waste of physical strength, be unfavorable for carrying out other work in the factory building, also delayed workman's time, reduced workman's work production efficiency, current motor relies on installation vibration damping mount to carry out the shock attenuation, and current vibration damping mount is difficult to eliminate horizontal vibrations, causes the condition emergence that the motor upset dropped easily after the bolt is not hard up, causes the damage of motor and the injured problem of workman.

In order to achieve the purpose, the invention provides the following technical scheme: a motor convenient for heat dissipation comprises a motor body, wherein a motor shell is arranged above the motor body, a lubricating mechanism is arranged at the top of the motor shell and comprises a liquid storage box, an extrusion rod, a push plate, an extrusion plate, a reset spring, a limiting hole, a scale rod, scale marks and a floating mark block, the extrusion rod is arranged above the middle of the liquid storage box, the push plate is arranged above the extrusion rod, the extrusion plate is arranged below the extrusion rod, the reset spring is arranged at the position, located on the outer side of the extrusion rod, of the upper surface of the extrusion plate, the upper surface of the liquid storage box and the upper surface of the extrusion plate are both provided with the limiting hole, the scale rod is arranged on the inner side of the limiting hole, the scale marks are carved on the outer surface of the scale rod, the floating mark block is arranged at the bottom of the scale;

the damping device comprises a motor shell, a first rubber gasket, a drying block, a second rubber gasket and damping mechanisms, wherein the bottom of the motor shell is attached with the first rubber gasket;

a rear end cover is arranged on one side of the motor shell, a fan cover is arranged at the position of the motor shell corresponding to the outer side of the rear end cover, an installation plate is arranged above the fan cover, one side of the installation plate is welded with a dust cleaning mechanism, the other side of the motor shell corresponding to the rear end cover is provided with a front end cover, limiting rings are symmetrically welded on two sides of the top of the front end cover, a main shaft is arranged in the middle of the front end cover, a driving gear is arranged at one side of the main shaft on the rear end cover, the upper part and the lower part of the rear end cover are both provided with an air guide mechanism, the air guide mechanism comprises a mounting sleeve, an air guide convex block, a support frame, a rotating shaft, an air guide fan blade and a transmission gear, the inner wall of the mounting sleeve is provided with an air guide lug, the middle part of the mounting sleeve is provided with a rotating shaft through a supporting frame, the middle part of the rotating shaft is provided with a guide fan blade, and the position of the rotating shaft corresponding to the driving gear is provided with a transmission gear.

Preferably, the damping mechanism includes spacing sleeve pipe, shifting chute, first damping spring, gag lever post, shock attenuation gasket, installation pore and anticollision subassembly, the shifting chute has been seted up to spacing sleeve pipe inboard symmetry, first damping spring is installed to spacing sleeve pipe outer lane below, the gag lever post is installed to the inside below of gag lever post, the surface facing of gag lever post upper surface has the damping gasket, the installation pore has been seted up on gag lever post upper portion, the installation pore internally mounted has anticollision subassembly.

Preferably, the anti-collision assembly comprises a contraction rod, an installation block, a second damping spring and a rubber roller, wherein the installation block is installed at one end of the contraction rod, the second damping spring is installed on one side of the installation block, and the rubber roller is installed on the other side of the installation block.

Preferably, the deashing mechanism includes storage plate, limiting plate, welding piece, accomodate spring, cleaning plate, cleaning brush and haulage rope, storage plate one side symmetry installs the limiting plate, the welding of limiting plate one side below has the welding piece, storage plate bottom is through accomodating spring and cleaning plate erection joint, cleaning brush is installed to cleaning plate bottom, cleaning brush one side mid-mounting has the haulage rope.

Preferably, the inner diameter of the mounting hole is matched with the outer diameter of the shrinkage rod.

Preferably, one end of the traction rope penetrates through the limiting ring, and one end of the traction rope is connected with the clamping rod.

Preferably, the number of the receiving plates is two, and the number ratio of the receiving plates to the receiving springs is 1: 2.

Preferably, the inner surface of the fan cover is pasted with dustproof sponge.

Preferably, a shaft seal is arranged at the connecting position of the extrusion rod and the liquid storage box.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. through the air current that the wind-guiding flabellum carried, to the inside circulating air current that forms of motor casing, rethread wind-guiding lug makes the air current have the characteristic of multi-angle, be convenient for better take away the inside hot-air of motor body, it is inside to continuously carry motor body with external low temperature air, make the inside component that generates heat of motor body can continuously carry out the heat exchange with low temperature air, reduce the inside temperature of motor body, the radiating efficiency of motor body is improved, it can only speed down the air flow of motor casing surface to have solved current motor through fin and fan, the radiating effect is poor, inside temperature is still higher problem.

2. The pulling haulage rope for the cleaning plate drives the cleaning brush and clears up fin clearance department, avoids motor casing surface to be covered by the dust, keeps the cleanness of motor body both sides, and the heat of the inside of being convenient for is better carries out the heat exchange through fin and external low temperature air, has improved the availability factor of motor body fin, has further improved the radiating efficiency of motor body.

3. Through pressing the push pedal, in will holding the lubricated fluid of liquid box and impressing the lubricated oil pipe, lubricate the inside rotation position, utilize the scale rod can effectively know the inside lubricated fluid content of liquid box simultaneously, be convenient for in time add lubricating oil, be favorable to the quick lubricating oil that injects for rotating the position of workman, need the injection of workman's frequent operation lubricating oil syringe when having solved current motor high strength work, improved workman's intensity of labour, reduced workman work production efficiency's problem.

4. Through the preliminary longitudinal vibration that produces when reducing motor body rotation of first rubber gasket and second rubber gasket, the further longitudinal vibration frequency that reduces of the first damping spring of rethread, the longitudinal vibration of motor during operation has effectively been reduced, it reciprocates to reduce the bolt, lead to the not hard up condition emergence behind the screw thread wearing and tearing, simultaneously along with rubber roller extrusion shifting chute inner wall, cooperation second damping spring, the horizontal vibrations of motor during operation have effectively been reduced, avoid fixing bolt to receive behind the shear stress that horizontal vibrations formed, lead to the fracture damage, make motor body rock the potential safety hazard of initiation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the lubricating mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the shock absorbing mechanism of the present invention;

fig. 5 is a schematic view of the structure of the collision avoidance assembly of the present invention;

FIG. 6 is a schematic structural view of the ash removal mechanism of the present invention;

fig. 7 is a schematic structural view of the air guide mechanism of the present invention;

reference numbers in the figures: 1. a motor body; 2. a motor housing; 3. a lubrication mechanism; 31. a reservoir cartridge; 32. an extrusion stem; 33. pushing the plate; 34. a pressing plate; 35. a return spring; 36. a limiting hole; 37. a graduated rod; 38. scale lines; 39. a buoy block; 4. a lubricating fluid conduit; 5. a first rubber gasket; 6. drying the blocks; 7. a second rubber gasket; 8. a damping mechanism; 81. a limiting sleeve; 82. a moving groove; 83. a first damping spring; 84. a limiting rod; 85. a shock-absorbing pad; 86. installing a pore channel; 87. an anti-collision assembly; 871. a retracting lever; 872. mounting blocks; 873. a second damping spring; 874. a rubber roller; 9. a fan housing; 10. mounting a plate; 11. a dust removal mechanism; 111. a storage plate; 112. a limiting plate; 113. welding the blocks; 114. a housing spring; 115. cleaning the plate; 116. cleaning a brush; 117. a hauling rope; 12. a front end cover; 13. a limiting ring; 14. a main shaft; 15. a driving gear; 16. an air guide mechanism; 161. installing a sleeve; 162. an air guide lug; 163. a support frame; 164. a rotating shaft; 165. a fan blade; 166. a transmission gear; 17. and a rear end cap.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-7, the present invention provides a technical solution, a motor convenient for heat dissipation, including a motor body 1, a motor housing 2 is disposed above the motor body 1, a lubrication mechanism 3 is disposed on the top of the motor housing 2, the lubrication mechanism 3 includes a liquid storage box 31, an extrusion rod 32, a push plate 33, an extrusion plate 34, a return spring 35, a limit hole 36, a scale rod 37, a scale mark 38 and a float block 39, the extrusion rod 32 is disposed above the middle portion of the liquid storage box 31, in order to avoid leakage of lubrication oil, a shaft seal is disposed at a connection position of the extrusion rod 32 and the liquid storage box 31, the push plate 33 is disposed above the extrusion rod 32, the extrusion plate 34 is disposed below the extrusion rod 32, the return spring 35 is disposed at a position of the upper surface of the extrusion rod 32 on the upper surface of the extrusion plate 34, the limit holes 36 are disposed on the upper portion of the liquid storage box 31, can effectively guarantee through spacing hole 36 that the scale rod 37 keeps vertical state, the better understanding of the person of facilitating the use holds the inside lubricating oil storage capacity of liquid box 31, scale mark 38 has been carved on the scale rod 37 surface, buoy block 39 is installed to scale rod 37 bottom, the height of 37 is effectively raised through buoy block 39, make the user stretch out length difference according to scale rod 37, know the inside lubricating oil memory space of liquid box 31, hold liquid box 31 bottom and install lubricated liquid pipe 4.

The bottom of the motor shell 2 is attached with a first rubber gasket 5, the lower surface of the first rubber gasket 5 is attached with a drying block 6, the lower surface of the drying block 6 is attached with a second rubber gasket 7, damping mechanisms 8 are symmetrically installed inside the drying block 6, water vapor near the damping mechanisms 8 is effectively absorbed through the drying block 6, the occurrence of the situation that iron components inside the damping mechanisms 8 are affected with damp and damaged is avoided, each damping mechanism 8 comprises a limiting sleeve 81, a moving groove 82, a first damping spring 83, a limiting rod 84, a damping gasket 85, an installation hole 86 and an anti-collision assembly 87, the moving groove 82 is symmetrically formed in the inner side of the limiting sleeve 81, the first damping spring 83 is installed below the outer ring of the limiting sleeve 81, the limiting rod 84 is installed below the inner part of the limiting sleeve 81, the damping gasket 85 is attached to the upper surface of the limiting rod 84, the installation hole 86 is formed in the upper part of the limiting, the anti-collision assembly 87 comprises a contraction rod 871, a mounting block 872, a second damping spring 873 and a rubber roller 874, in order to ensure that the contraction rod 871 can be stably mounted inside the mounting hole 86, the inner diameter of the mounting hole 86 is matched with the outer diameter of the contraction rod 871, the mounting block 872 is mounted at one end of the contraction rod 871, the second damping spring 873 is mounted on one side of the mounting block 872, and the rubber roller 874 is mounted on the other side of the mounting block 872.

A rear end cover 17 is installed on one side of a motor shell 2, a fan cover 9 is installed on the motor shell 2 corresponding to the outer side of the rear end cover 17, in order to reduce the damage of dust to the internal components of the motor body 1 through the fan cover 9, a dustproof sponge is attached to the inner surface of the fan cover 9, a mounting plate 10 is installed above the fan cover 9, an ash cleaning mechanism 11 is welded on one side of the mounting plate 10, the ash cleaning mechanism 11 comprises a containing plate 111, a limiting plate 112, a welding block 113, a containing spring 114, a cleaning plate 115, a cleaning brush 116 and a traction rope 117, the limiting plate 112 is symmetrically installed on one side of the containing plate 111, the welding block 113 is welded below one side of the limiting plate 112, the bottom of the containing plate 111 is connected with the cleaning plate 115 through the containing spring 114, in order to effectively clean the gaps of radiating fins on two sides of the motor shell 2, and, the quantity ratio of the containing plate 111 to the containing springs 114 is 1:2, the bottom of the cleaning plate 115 is provided with the cleaning brush 116, the middle of one side of the cleaning brush 116 is provided with the pulling rope 117, so that a user can drive the cleaning plate 115 to stably move by pulling the pulling rope 117, the pulling rope 117 is effectively stored and is convenient to use, one end of the pulling rope 117 penetrates through the limiting ring 13, and one end of the pulling rope 117 is connected with the clamping rod.

The other side of the motor housing 2 corresponding to the rear end cover 17 is provided with a front end cover 12, the front end cover 12 is welded to the front end cover 12 by using a welding block 113, stability of the limiting plate 112 is ensured, two sides of the top of the front end cover 12 are symmetrically welded with limiting rings 13, the middle of the front end cover 12 is provided with a main shaft 14, the main shaft 14 is provided with a driving gear 15 at one side of the rear end cover 17, the upper part and the lower part of the rear end cover 17 are provided with an air guide mechanism 161, the air guide mechanism 161 comprises a mounting sleeve 161, an air guide lug 162, a support frame 163, a rotating shaft 164, an air guide vane 165 and a transmission gear 166, the inner wall of the mounting sleeve 161 is provided with the air guide lug 162, the middle of the mounting sleeve 161 is.

The working principle and the using process of the invention are as follows: when the motor body 1 works, the bottom of the motor shell 2 is coated with the first rubber gasket 5 and the second rubber gasket 7, the first damping spring 83 arranged at the bottom of the limiting sleeve 81 is matched, the longitudinal vibration generated when the motor body 1 works is reduced, the up-and-down movement of the mounting bolt is reduced, the loosening condition after thread abrasion is caused, meanwhile, the inner wall of the moving groove 82 is extruded by the rubber roller 874, and the second damping spring 873 arranged at the outer side of the contraction rod 871 is matched, the transverse vibration when the motor body 1 works is effectively reduced, the fracture damage caused after the fixing bolt is subjected to the shear stress formed by the transverse vibration is avoided, the potential safety hazard caused by the shaking of the motor body 1 is caused, meanwhile, when the motor body 1 works, the driving gear 15 arranged at one side of the main shaft 14 drives the transmission gear 166 on the rotating shaft 164 to rotate, so that the air guide, form the flow of air, the wind-guiding lug 162 of the installation of cooperation installation sleeve 161 inner wall, make the air form the flow direction of multi-angle, be convenient for better make the inside air of motor casing 2 better with the contact of motor body 1 internals, the member of generating heat and low temperature air of being convenient for carry out the heat exchange, through setting up the different wind-guiding fan leaf 165 of two wind-guiding directions, make the circulation that forms gas flow, continuously carry motor body 1 inside with external low temperature air, make motor body 1 internals that generates heat can continuously carry out the heat exchange with low temperature air, reduce the inside temperature of motor body 1, the radiating efficiency of motor body 1 has been improved, the air that has solved current motor and can only slow down 2 surfaces through fin and fan flows, the radiating effect is poor, inside temperature is still higher problem.

When lubricating oil needs to be used, the push plate 33 is pressed, the extrusion rod 32 drives the extrusion plate 34 to extrude the lubricating oil at the bottom of the liquid storage box 31 to enter the lubricating oil guide pipe 4, the rotating component inside the motor body 1 is lubricated, the content of the lubricating oil inside the liquid storage box 31 is effectively known through the scale marks 38 arranged on the scale rod 37, the lubricating oil can be conveniently added and replenished in time, the lubricating mechanism 3 is simple in operation, the delay time of frequently leaving a station for a lubricating oil injector by a worker is reduced, the working efficiency of the worker is improved, the labor intensity of the worker is reduced, meanwhile, the rotating component inside the motor body 1 can continuously keep lubrication, and the probability of friction damage of the rotating component caused by untimely injection of the lubricating oil is reduced.

When dust on the outer surface of the motor body 1 needs to be cleaned, the pulling rope 117 is pulled under the limit of the limit ring 13, the cleaning plate 115 is limited by the limit plate 112 when moving, the bottom of the cleaning brush 116 is effectively attached to the outer surface of the motor shell 2 at the gap position of the radiating fins, the cleaning brush 116 can effectively clean the outer surface of the motor shell 2, the outer surface of the motor shell 2 is prevented from being covered by dust, the two sides of the motor body 1 are kept clean, heat inside the motor body can be conveniently exchanged with external low-temperature air through the radiating fins, the using efficiency of the radiating fins of the motor body 1 is improved, the radiating efficiency of the motor body 1 is further improved, the traction rope 117 is loosened after the use, the cleaning plate 115 is pulled back and attached to the bottom of the receiving plate 111 by the receiving spring 114 for the next use, while avoiding the cleaning brush 116 interfering with the heat dissipation of the heat sink.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a motor convenient to heat dissipation, includes motor body (1), its characterized in that: a motor shell (2) is arranged above the motor body (1), a lubricating mechanism (3) is installed at the top of the motor shell (2), the lubricating mechanism (3) comprises a liquid storage box (31), an extrusion rod (32), a push plate (33), an extrusion plate (34), a reset spring (35), a limiting hole (36), a scale rod (37), scale marks (38) and a buoy block (39), the extrusion rod (32) is installed above the middle of the liquid storage box (31), the push plate (33) is installed above the extrusion rod (32), the extrusion plate (34) is installed below the extrusion rod (32), the reset spring (35) is installed at the position, located on the outer side of the extrusion rod (32), of the upper surface of the extrusion plate (34), the limiting hole (36) is formed in the upper portion of the liquid storage box (31) and the upper surface of the extrusion plate (34), and the scale rod (37) is installed on the inner side of the limiting, scale marks (38) are carved on the outer surface of the scale rod (37), a floating mark block (39) is installed at the bottom of the scale rod (37), and a lubricating liquid guide pipe (4) is installed at the bottom of the liquid storage box (31);

a first rubber gasket (5) is attached to the bottom of the motor shell (2), a drying block (6) is attached to the lower surface of the first rubber gasket (5), a second rubber gasket (7) is attached to the lower surface of the drying block (6), and damping mechanisms (8) are symmetrically installed inside the drying block (6);

rear end housing (17) is installed to motor casing (2) one side, motor casing (2) correspond rear end housing (17) outside position department and install fan housing (9), mounting panel (10) are installed to fan housing (9) top, the welding of mounting panel (10) one side has deashing mechanism (11), front end housing (12) are installed to the opposite side that motor casing (2) and rear end housing (17) correspond, front end housing (12) top bilateral symmetry welding has spacing ring (13), front end housing (12) mid-mounting has main shaft (14), main shaft (14) are located rear end housing (17) one side position department and install driving gear (15), air guide mechanism (16) are all installed to rear end housing (17) upper portion and lower part, air guide mechanism (16) are including installing sleeve pipe (161), air guide lug (162), support frame (163), The air guide device comprises a rotating shaft (164), an air guide fan blade (165) and a transmission gear (166), wherein an air guide convex block (162) is arranged on the inner wall of a mounting sleeve (161), the rotating shaft (164) is mounted in the middle of the mounting sleeve (161) through a support frame (163), the air guide fan blade (165) is mounted in the middle of the rotating shaft (164), and the transmission gear (166) is mounted in the position, corresponding to the driving gear (15), of the rotating shaft (164);

damper (8) include spacing sleeve pipe (81), shifting chute (82), first damping spring (83), gag lever post (84), shock attenuation gasket (85), installation pore (86) and anticollision subassembly (87), shifting chute (82) have been seted up to spacing sleeve pipe (81) inboard symmetry, first damping spring (83) are installed to spacing sleeve pipe (81) outer lane below, gag lever post (84) are installed to spacing sleeve pipe (81) inside below, gag lever post (84) upper surface subsides have damping gasket (85), mounting pore (86) have been seted up on gag lever post (84) upper portion, mounting pore (86) internally mounted has anticollision subassembly (87).

2. The motor convenient for heat dissipation of claim 1, wherein the anti-collision assembly (87) comprises a contraction rod (871), a mounting block (872), a second damping spring (873) and a rubber roller (874), the mounting block (872) is mounted at one end of the contraction rod (871), the second damping spring (873) is mounted at one side of the mounting block (872), and the rubber roller (874) is mounted at the other side of the mounting block (872).

3. The motor convenient for heat dissipation of claim 2, wherein the ash removal mechanism (11) comprises a containing plate (111), a limiting plate (112), a welding block (113), a containing spring (114), a cleaning plate (115), a cleaning brush (116) and a traction rope (117), the limiting plate (112) is symmetrically installed on one side of the containing plate (111), the welding block (113) is welded on the lower portion of one side of the limiting plate (112), the bottom of the containing plate (111) is connected with the cleaning plate (115) through the containing spring (114), the cleaning brush (116) is installed on the bottom of the cleaning plate (115), and the traction rope (117) is installed in the middle of one side of the cleaning brush (116).

4. An electric machine facilitating heat dissipation according to claim 3, characterised in that the inner diameter of the mounting aperture (86) and the outer diameter of the retraction rod (871) are adapted.

5. The motor facilitating heat dissipation according to claim 4, wherein one end of the traction rope (117) penetrates through the limiting ring (13), and a clamping rod is connected to one end of the traction rope (117).

6. The motor facilitating heat dissipation according to claim 5, wherein the number of the receiving plates (111) is two, and the number ratio of the receiving plates (111) to the receiving springs (114) is 1: 2.

7. The motor convenient for heat dissipation according to claim 6, wherein the inner surface of the fan cover (9) is coated with dustproof sponge.

8. The motor facilitating heat dissipation according to claim 7, wherein a shaft seal is installed at a connection position of the extrusion rod (32) and the liquid storage box (31).