CN213402674U

CN213402674U - Permanent magnet self-starting DC motor rotor improved structure

Info

Publication number: CN213402674U
Application number: CN202022429740.0U
Authority: CN
Inventors: 李莉
Original assignee: Shenzhen Aobaode Electronic Co ltd
Current assignee: Shenzhen Aobaode Electronic Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-08
Anticipated expiration: 2030-10-27

Abstract

The utility model relates to a motor rotor technical field just discloses a permanent magnetism self-starting direct current motor rotor improvement structure, including the motor casing, the first dust screen of top fixedly connected with of motor casing, one side fixedly connected with bearing of motor casing, the inner wall fixedly connected with axostylus axostyle of bearing, the inlet port has been seted up to one side of motor casing, the inner wall fixedly connected with second dust screen of inlet port, one side fixedly connected with protective housing of motor casing, one side fixedly connected with third dust screen of protective housing, the outer wall fixedly connected with connecting rod of axostylus axostyle. This permanent magnetism self-starting direct current motor rotor improvement structure can reach the good purpose of radiating effect, has solved the poor problem of general direct current motor rotor radiating effect for this motor rotor can be rapid give off the produced heat of this motor operation, thereby has promoted direct current motor's life, thereby has brought the facility for staff's use.

Description

Permanent magnet self-starting DC motor rotor improved structure

Technical Field

The utility model relates to a motor rotor technical field specifically is a permanent magnetism self-starting direct current motor rotor improvement structure.

Background

The rotor of an electric machine is colloquially said to be the rotating part of the electric machine. A motor rotor: also a rotating part in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. The rotor of the motor is divided into a motor rotor and a generator rotor. The motor rotor is divided into an inner rotor rotation mode and an outer rotor rotation mode. The inner rotor rotates in such a way that a core body in the middle of the motor is a rotating body, and torque (referred to as a motor) is output or energy is input (referred to as a generator). The outer rotor rotation mode is that the motor outer body is used as a rotating body, and different modes are convenient for application in various occasions. Most of permanent magnet self-starting direct current motor rotors used in the current market have poor heat dissipation effect, and in the long-term use process of the permanent magnet self-starting direct current motor rotors, the service life of the direct current motor is possibly reduced due to overheating of the motor rotors, so that the practicability of the direct current motor is reduced, and inconvenience is brought to the use of workers.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a permanent magnetism self-starting direct current motor rotor improvement structure possesses advantages such as the radiating effect is good, has solved the poor problem of general direct current motor rotor radiating effect.

(II) technical scheme

For the good purpose of realizing above-mentioned this motor rotor radiating effect, the utility model provides a following technical scheme: the utility model provides a permanent magnetism self-starting direct current motor rotor improvement structure, includes the motor casing, the first dust screen of top fixedly connected with of motor casing, one side fixedly connected with bearing of motor casing, the inner wall fixedly connected with axostylus axostyle of bearing, the inlet port has been seted up to one side of motor casing, the inner wall fixedly connected with second dust screen of inlet port, one side fixedly connected with protective housing of motor casing, one side fixedly connected with third dust screen of protective housing, the outer wall fixedly connected with connecting rod of axostylus axostyle, the outer wall fixedly connected with flabellum of connecting rod.

Preferably, the bottom of the motor casing is fixedly connected with a supporting seat, and the bottom of the supporting seat is fixedly connected with a bottom plate.

Preferably, the outer wall of the shaft rod is fixedly connected with an inner rotor, and the outer wall of the inner rotor is fixedly connected with an outer rotor.

Preferably, one side of the motor casing is fixedly connected with a shaft sleeve, and the inner wall of the shaft sleeve is movably connected with the outer wall of the shaft rod.

Preferably, the number of the second dust screens is two, and the two second dust screens are symmetrically arranged by taking the horizontal center line of the motor shell as a symmetry axis.

Preferably, the top of the motor casing is fixedly connected with a pillar, and one end of the pillar is fixedly connected with a hanging ring.

Preferably, the number of the first dust screens is two, and the two first dust screens are symmetrically arranged by taking the horizontal center line of the motor shell as a symmetry axis.

(III) advantageous effects

Compared with the prior art, the utility model provides a permanent magnetism self-starting direct current motor rotor improvement structure possesses following beneficial effect:

1. this permanent magnetism self-starting direct current motor rotor improvement structure, through the protective housing that sets up, the third dust screen, a bearing, the axle sleeve, first dust screen, the inlet port, the second dust screen, connecting rod and flabellum, can reach the good purpose of radiating effect, the poor problem of general direct current motor rotor radiating effect has been solved, make this motor rotor can be rapid give off the produced heat of this motor operation, thereby direct current motor's life has been promoted, thereby brought the facility for staff's use.

2. This permanent magnetism self-starting direct current motor rotor improvement structure through rings and the pillar that sets up, can reach the purpose that this permanent magnetism self-starting direct current motor rotor improvement structure is convenient for remove for the staff can adjust this direct current motor's position as required, thereby has promoted staff's work efficiency, thereby further provides convenience for staff's use.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the shaft lever and the inner rotor of the present invention;

fig. 3 is a schematic view of the connection structure of the motor casing and the support column of the present invention.

In the figure: 1. a base plate; 2. a supporting seat; 3. a motor housing; 4. a first dust screen; 5. a bearing; 6. a shaft lever; 7. an inner rotor; 8. an outer rotor; 9. an air inlet; 10. a second dust screen; 11. a protective shell; 12. a third dust prevention net; 13. a hoisting ring; 14. a connecting rod; 15. a fan blade; 16. a pillar; 17. and a shaft sleeve.

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. 1-3, an improved structure of a permanent magnet self-starting dc motor rotor comprises a motor casing 3, a support base 2 is fixedly connected to the bottom of the motor casing 3, a bottom plate 1 is fixedly connected to the bottom of the support base 2, a first dust screen 4 is fixedly connected to the top of the motor casing 3, the number of the first dust screens 4 is two, the two first dust screens 4 are symmetrically arranged by taking the horizontal center line of the motor casing 3 as a symmetry axis, a bearing 5 is fixedly connected to one side of the motor casing 3, a shaft lever 6 is fixedly connected to the inner wall of the bearing 5, a shaft sleeve 17 is fixedly connected to one side of the motor casing 3, the inner wall of the shaft sleeve 17 is movably connected to the outer wall of the shaft lever 6, an outer wall of the shaft lever 6 is fixedly connected to a 7, an outer rotor 8 is fixedly connected to the outer wall of the inner rotor 7, an air inlet 9 is formed in one, the number of the second dust screens 10 is two, the two second dust screens 10 are symmetrically arranged by taking the horizontal central line of the motor shell 3 as a symmetry axis, one side of the motor shell 3 is fixedly connected with a protective shell 11, one side of the protective shell 11 is fixedly connected with a third dust screen 12, the outer wall of the shaft lever 6 is fixedly connected with a connecting rod 14, the outer wall of the connecting rod 14 is fixedly connected with fan blades 15, the protective shell 11, the third dust screen 12, the bearing 5, a shaft sleeve 17, the first dust screen 4, the air inlet 9, the second dust screen 10, the connecting rod 14 and the fan blades 15 are arranged, the purpose of good heat dissipation effect can be achieved, the problem of poor heat dissipation effect of a common direct current motor rotor is solved, the motor rotor can rapidly dissipate heat generated by the operation of the motor, the service life of the direct current motor is prolonged, convenience is brought to the use of workers, the top of the motor shell 3 is fixedly connected with a strut 16, and the one end fixedly connected with rings 13 of pillar 16, rings 13 and pillar 16 through setting up can reach the purpose that this permanent magnetism self-starting direct current motor rotor improvement structure is convenient for remove for the staff can adjust this direct current motor's position as required, thereby has promoted staff's work efficiency, thereby further provides convenience for staff's use.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When using, axostylus axostyle 6 is rotatory to it is rotatory to drive connecting rod 14 and flabellum 15, makes in external air enters into protective housing 11 through third dust screen 12, enters into motor casing 3 through inlet port 9 and second dust screen 10 in, increases the inside air flow rate of motor casing 3, makes the air take the heat to pass through first dust screen 4 discharge motor casing 3.

In conclusion, the improved structure of the permanent magnet self-starting direct current motor rotor can achieve the purpose of good heat dissipation effect, solves the problem of poor heat dissipation effect of a common direct current motor rotor, and enables the motor rotor to rapidly dissipate heat generated by the motor in operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a permanent magnetism self-starting direct current motor rotor improvement structure, includes motor casing (3), its characterized in that: the motor casing is characterized in that a first dust screen (4) is fixedly connected to the top of the motor casing (3), a bearing (5) is fixedly connected to one side of the motor casing (3), an inner wall fixedly connected with shaft lever (6) of the bearing (5), an air inlet (9) is formed in one side of the motor casing (3), a second dust screen (10) is fixedly connected to the inner wall of the air inlet (9), a protective casing (11) is fixedly connected to one side of the motor casing (3), a third dust screen (12) is fixedly connected to one side of the protective casing (11), a connecting rod (14) is fixedly connected to the outer wall of the shaft lever (6), and fan blades (15) are fixedly connected to the outer wall of the connecting rod (14).

2. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: the bottom fixedly connected with supporting seat (2) of motor casing (3), and the bottom fixedly connected with bottom plate (1) of supporting seat (2).

3. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: the outer wall of the shaft lever (6) is fixedly connected with an inner rotor (7), and the outer wall of the inner rotor (7) is fixedly connected with an outer rotor (8).

4. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: one side fixedly connected with axle sleeve (17) of motor casing (3), and the inner wall of axle sleeve (17) and the outer wall swing joint of axostylus axostyle (6).

5. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: the number of the second dust screens (10) is two, and the two second dust screens (10) are symmetrically arranged by taking the horizontal central line of the motor shell (3) as a symmetry axis.

6. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: the top fixedly connected with pillar (16) of motor casing (3), and the one end fixedly connected with rings (13) of pillar (16).

7. The improved structure of permanent magnet self-starting DC motor rotor according to claim 1, characterized in that: the number of the first dust screens (4) is two, and the two first dust screens (4) are symmetrically arranged by taking the horizontal central line of the motor shell (3) as a symmetry axis.