CN210724351U

CN210724351U - High-efficiency three-phase asynchronous motor

Info

Publication number: CN210724351U
Application number: CN201922345612.5U
Authority: CN
Inventors: 宁同珩; 夏金阳; 宋作梅
Original assignee: Rongcheng Huayu Motor Co ltd
Current assignee: Rongcheng Huayu Motor Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-06-09
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a three-phase motor technical field just discloses a high efficiency three-phase asynchronous motor, including motor housing, motor housing surface fixed connection has the fin, motor housing left side bolted connection has the protection casing, motor housing bottom fixedly connected with motor base, the positive fixedly connected with terminal box of motor housing, motor housing right side bolted connection has afterbody heat exchanger that looses, the inside swing joint of motor housing has the rotor, the inside fixedly connected with pivot of rotor, pivot surface swing joint has the snap ring, pivot right-hand member fixedly connected with gear pole. This high efficiency three-phase asynchronous motor through the surface fixed connection steel ring at the pivot, makes the steel ring encircle the rotor, and when stator and rotor took place to act on and produce asynchronous electromagnetism, its steel ring can be magnetized by the electromagnetism, makes its inside electromagnetism more asynchronous, has improved kinetic energy under the condition of equal efficiency, has reached the effect that reduces the energy consumption.

Description

High-efficiency three-phase asynchronous motor

Technical Field

The utility model relates to a three-phase motor technical field specifically is a high efficiency three-phase asynchronous motor.

Background

The operation stability and the manufacturing cost of the three-phase asynchronous motor are low, so that the three-phase asynchronous motor is widely used in industrial motors, the internal structure of the conventional three-phase asynchronous motor provides power through electromagnetic asynchronism and is mainly completed by the electromagnetic difference between a rotor and a stator, the electromagnetic relying on electric power has larger energy consumption and serious heat generation, and the conventional process is replaced by the motor capable of reducing the energy consumption.

Disclosure of Invention

The not enough to prior art, the utility model provides a high efficiency three-phase asynchronous motor possesses advantages such as reduction energy consumption, has solved the great problem of current device energy consumption.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency three-phase asynchronous motor comprises a motor shell, wherein a radiating fin is fixedly connected to the outer surface of the motor shell, a protective cover is bolted on the left side of the motor shell, a motor base is fixedly connected to the bottom of the motor shell, a junction box is fixedly connected to the front of the motor shell, a tail radiating cover is bolted on the right side of the motor shell, a rotor is movably connected inside the motor shell, a rotating shaft is fixedly connected inside the rotor, a snap ring is movably connected to the outer surface of the rotating shaft, a gear rod is fixedly connected to the right end of the rotating shaft, a steel ring is fixedly connected to the outer surface of the rotating shaft, a bayonet lock is fixedly connected to the outer surface of the left end of the rotating shaft, a fixing hole is formed in the left side of the tail radiating cover, a radiating groove is, fan bracket axle center fixedly connected with fixing bearing, the axle has cup jointed the fan pivot in the fixing bearing, fan pivot right-hand member fixedly connected with radiator fan, the internal tooth has been seted up to fan pivot left end inner wall.

Preferably, the left end of the rotating shaft penetrates through the right side of the protective cover and extends to the outer end of the left side of the protective cover, and the right end of the rotating shaft extends to the inside of the tail heat dissipation cover.

Preferably, the number of snap rings is two, two the snap ring is for lieing in the left and right sides of pivot respectively, and snap ring surface and the inside overlap joint of motor housing.

Preferably, the number of the steel rings is four, the four steel rings are uniformly distributed on the outer surface of the rotating shaft, and the rotor is positioned on the inner side of the steel rings.

Preferably, the cooling fan is located on the right side of the fan support, and a gap is reserved between the right side of the cooling fan and the filter screen.

Preferably, the left end of the rotating shaft of the fan penetrates through the inner ring of the fixed bearing and extends to the right end of the rotating shaft, and the inner teeth are meshed with the outer surface of the gear rod.

Compared with the prior art, the utility model provides a high efficiency three-phase asynchronous motor possesses following beneficial effect:

1. this high efficiency three-phase asynchronous motor through the surface fixed connection steel ring at the pivot, makes the steel ring encircle the rotor, and when stator and rotor took place to act on and produce asynchronous electromagnetism, its steel ring can be magnetized by the electromagnetism, makes its inside electromagnetism more asynchronous, has improved kinetic energy under the condition of equal efficiency, has reached the effect that reduces the energy consumption.

2. This high efficiency three-phase asynchronous motor through the right-hand member fixedly connected with gear pole at the pivot and at the inside internal tooth that sets up of fan pivot left end, makes afterbody heat exchanger that looses close just can drive radiator fan and rotate, need not be like traditional motor at the in-process of overhauing, still need solitary dismantlement fan, has reached the effect of the maintenance of being convenient for.

Drawings

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

FIG. 2 is a schematic view of the rotor structure of the present invention;

FIG. 3 is a schematic view of the structure of the heat dissipation fan of the present invention;

fig. 4 is a schematic diagram of the internal tooth structure of the present invention.

Wherein: 1. a motor housing; 2. a heat sink; 3. a protective cover; 4. a motor base; 5. a junction box; 6. a tail heat dissipation cover; 7. a rotor; 8. a rotating shaft; 9. a snap ring; 10. a gear lever; 11. a steel ring; 12. a bayonet lock; 13. a fixing hole; 14. a heat sink; 15. a filter screen; 16. a fan bracket; 17. fixing the bearing; 18. a fan rotating shaft; 19. a heat radiation fan; 20. internal teeth.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a high-efficiency three-phase asynchronous motor comprises a motor housing 1, a heat sink 2 is fixedly connected to the outer surface of the motor housing 1, the heat sink 2 is used for improving the heat dissipation effect of the motor, a protective cover 3 is bolted to the left side of the motor housing 1, the protective cover 3 is detachable and can be easily maintained by loosening bolts, a motor base 4 is fixedly connected to the bottom of the motor housing 1, the motor base 4 is used for fixing the motor, a junction box 5 is fixedly connected to the front side of the motor housing 1, a three-phase electric wiring terminal is arranged in the junction box 5 and used for supplying power to a three-phase motor, a tail heat dissipation cover 6 is bolted to the right side of the motor housing 1, the tail heat dissipation cover 6 is used for improving the heat dissipation effect of the motor and preventing the motor from overheating, a rotor 7 is movably connected, the rotor 7 is internally and fixedly connected with a rotating shaft 8, the left end of the rotating shaft 8 penetrates through the right side of the protective cover 3 and extends to the outer end of the left side of the protective cover 3, the right end of the rotating shaft 8 extends to the inside of the tail radiating cover 6, the outer surface of the rotating shaft 8 is movably connected with two snap rings 9, the snap rings 9 are used for fixing the rotating shaft 8 so that the rotating shaft 8 cannot shake during rotation, the number of the snap rings 9 is two, the two snap rings 9 are respectively positioned at the left side and the right side of the rotating shaft 8, the outer surfaces of the snap rings 9 are in lap joint with the inside of the motor shell 1, the right end of the rotating shaft 8 is fixedly connected with a gear rod 10, the diameter of the gear rod 10 is smaller than that of the rotating shaft 8, the outer surface of the rotating shaft 8 is fixedly connected with a steel ring 11, when the steel ring 11 is electrified between the rotor, the number of the steel rings 11 is four, the four steel rings 11 are uniformly distributed on the outer surface of the rotating shaft 8, the rotor 7 is positioned at the inner side of the steel rings 11, the outer surface of the left end of the rotating shaft 8 is fixedly connected with a bayonet 12, the bayonet 12 is used for preventing the device from slipping when being connected with an external gear or shaft, the consumption of kinetic energy is reduced, the left side of the tail radiating cover 6 is provided with a fixing hole 13, the fixing hole 13 is used for fixing a fan bracket 16 and the tail radiating cover 6 on the right side of the motor shell 1, the outer surface of the tail radiating cover 6 is provided with radiating grooves 14, the radiating grooves 14 are arranged around the tail radiating cover 6, so that the heat can be well radiated when the tail of the motor is shielded, the right side of the tail radiating cover 6 is fixedly connected with a filter screen 15, the filter screen 15 also improves the heat radiation, the heat inside is horizontally discharged, the fan bracket 16 is used to fix the heat dissipation fan 19, so that the heat dissipation fan 19 can be smoothly operated, therefore, heat dissipation is performed, a fixed bearing 17 is fixedly connected to the axis of the fan bracket 16, the fixed bearing 17 is used for reducing friction between the fan rotating shaft 18 and the fan bracket 16 and reducing energy required by the operation of the heat dissipation fan 19, the fan rotating shaft 18 is sleeved in the fixed bearing 17, the left end of the fan rotating shaft 18 penetrates through the inner ring of the fixed bearing 17 and extends to the right end of the rotating shaft 8, the internal teeth 20 are meshed with the outer surface of the gear rod 10, the right end of the fan rotating shaft 18 is fixedly connected with a heat dissipation fan 19, the heat dissipation fan 19 is positioned on the right side of the fan bracket 16, and a gap is reserved between the right side of the cooling fan 19 and the filter screen 15, the gap improves the air flowing space in the motor, the phenomenon that the temperature is too high due to accumulation of hot air is prevented, and inner teeth 20 are arranged on the inner wall of the left end of the fan rotating shaft 18.

When in use, the motor is fixed through the motor base 4, then the external power supply is connected through the wiring terminal in the junction box 5, after the power supply is started, the rotor 7 rotates under the action of the stator, and at the same time, a part of electromagnetic force between the stator and the rotor 7 magnetizes the steel ring 11, therefore, the electromagnetism in the motor is more asynchronous, the rotation energy efficiency is improved, the rotating rotor 7 drives the gear rod 10 at the right end of the rotating shaft 8, the rotation of the gear rod 10 drives the fan rotating shaft 18 engaged with the gear rod to rotate, the rotation of the fan rotating shaft 18 enables the heat radiation fan 19 to start to radiate heat, the heat is dissipated through the heat dissipating grooves 14 and the filter screen 15 arranged on the surface of the tail heat dissipating cover 6, when the shielding object is arranged outside the motor, when heat is rebounded, the heat dissipation port is subjected to air pressure, and hot air is diffused to the periphery from the heat dissipation groove 14, so that the heat dissipation effect 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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high efficiency three-phase asynchronous motor, comprising a motor housing (1), characterized in that: the motor comprises a motor shell (1), a radiating fin (2) is fixedly connected to the outer surface of the motor shell (1), a protective cover (3) is bolted to the left side of the motor shell (1), a motor base (4) is fixedly connected to the bottom of the motor shell (1), a junction box (5) is fixedly connected to the front of the motor shell (1), a tail radiating cover (6) is bolted to the right side of the motor shell (1), a rotor (7) is movably connected to the inside of the motor shell (1), a rotating shaft (8) is fixedly connected to the inside of the rotor (7), a clamping ring (9) is movably connected to the outer surface of the rotating shaft (8), a gear rod (10) is fixedly connected to the right end of the rotating shaft (8), a steel ring (11) is fixedly connected to the outer surface of the rotating shaft (8), a clamping pin (12) is fixedly, radiating groove (14) have been seted up to afterbody heat exchanger (6) surface, afterbody heat exchanger (6) right side fixedly connected with filter screen (15) dispel the heat, afterbody heat exchanger (6) left side bolted connection has fan bracket (16), fan bracket (16) axle center fixedly connected with fixing bearing (17), the axle sleeve has fan pivot (18) in fixing bearing (17), fan pivot (18) right-hand member fixedly connected with radiator fan (19), internal tooth (20) have been seted up to fan pivot (18) left end inner wall.

2. A high efficiency three-phase asynchronous motor as claimed in claim 1, characterized in that: the right side that protection casing (3) were run through and extend to protection casing (3) left side outer end to pivot (8) left end, pivot (8) right-hand member extends to inside afterbody heat exchanger (6).

3. A high efficiency three-phase asynchronous motor as claimed in claim 1, characterized in that: the number of snap ring (9) is two, two snap ring (9) are for lieing in the left and right sides of pivot (8) respectively, and snap ring (9) surface and motor housing (1) inside overlap joint.

4. A high efficiency three-phase asynchronous motor as claimed in claim 1, characterized in that: the number of the steel rings (11) is four, the steel rings (11) are uniformly distributed on the outer surface of the rotating shaft (8), and the rotor (7) is positioned on the inner side of the steel rings (11).

5. A high efficiency three-phase asynchronous motor as claimed in claim 1, characterized in that: the cooling fan (19) is positioned on the right side of the fan support (16), and a gap is reserved between the right side of the cooling fan (19) and the filter screen (15).

6. A high efficiency three-phase asynchronous motor as claimed in claim 1, characterized in that: the left end of the fan rotating shaft (18) penetrates through an inner ring of the fixed bearing (17) and extends to the right end of the rotating shaft (8), and the inner teeth (20) are meshed with the outer surface of the gear rod (10).