CN214124974U

CN214124974U - Motor rotor structure with dynamic balance and magnetic leakage prevention

Info

Publication number: CN214124974U
Application number: CN202023254448.6U
Authority: CN
Inventors: 韩正国; 汤炜
Original assignee: Changzhou Hejie Motor Co ltd
Current assignee: Changzhou Hejie Motor Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-03
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a dynamic balance and magnetic leakage prevention's electric motor rotor structure, including body, magnetic path and pivot, the magnetic path is installed to the lateral wall of body, the internally mounted of body has the pivot, one side that separates the magnetic sheet is provided with changes the structure, the inside of magnetic path is provided with additional strengthening, the opposite side of body is provided with heat dissipation mechanism, the inside both sides of installation cavity all are provided with the louvre, the dust screen is installed to one side of installation cavity. The utility model discloses a be provided with heat dissipation mechanism, make electric motor rotor temperature rise when this electric motor rotor operates at high speed, the pivot drives radiator fan this moment and rotates, dispels the heat to electric motor rotor, and radiator fan volatilizees away the heat that electric motor rotor produced through the louvre, and the use of dust screen simultaneously for the difficult inside that gets into electric motor rotor of dust has realized being convenient for to carry out high-efficient convenient heat dissipation to electric motor rotor, thereby has prolonged this electric motor rotor's life greatly.

Description

Motor rotor structure with dynamic balance and magnetic leakage prevention

Technical Field

The utility model relates to an electric motor rotor technical field specifically is an electric motor rotor structure of dynamic balance and anti-magnetic leakage.

Background

Along with the development of economy, the living standard of people is improved, the scientific and technological development of China is very rapid, and a motor is required to provide power for a machine in many places, wherein a rotor in the motor is particularly important, the rotor is a rotating part in the motor, and a special motor rotor structure with dynamic balance and magnetic leakage prevention is required in order to enable the use efficiency of the motor rotor to be higher;

however, when the existing dynamic balance and magnetic leakage prevention motor rotor structure in the market is used, the working efficiency of the rotor structure is reduced due to the inconvenience of efficient heat dissipation of the motor rotor, so a dynamic balance and magnetic leakage prevention motor rotor structure is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dynamic balance and magnetic leakage prevention's electric motor rotor structure to propose inconvenient carrying out high-efficient radiating problem to electric motor rotor in solving above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dynamic balance and magnetic leakage prevention's electric motor rotor structure, includes body, magnetic path and pivot, the magnetic path is installed to the lateral wall of body, the internally mounted of body has the pivot, the magnetic sheet that separates is installed to one side of body, one side that separates the magnetic sheet is provided with changes the structure, the inside of magnetic path is provided with additional strengthening, the opposite side of body is provided with heat dissipation mechanism, heat dissipation mechanism includes installation cavity, louvre, cooling fan and dust screen, the installation cavity is installed in one side of body, the internally mounted of installation cavity has cooling fan, the inside both sides of installation cavity all are provided with the louvre, the dust screen is installed to one side of installation cavity.

Preferably, it includes erection column, fixed slot, rotatory piece, external screw thread and internal thread to change the structure, the erection column is all installed in one side of body, the lateral wall of erection column evenly is provided with the internal thread, the fixed slot sets up in the inside one side of body, rotatory piece is all installed in one side that separates the magnetic sheet, the inside wall of rotatory piece evenly is provided with the external screw thread.

Preferably, the rotating blocks are provided with six groups, and the rotating blocks are distributed in an annular shape on one side of the magnetic blocks.

Preferably, the reinforcing structure comprises a lower reinforcing rib, an upper reinforcing rib and a transverse reinforcing rib, the transverse reinforcing rib is arranged inside the magnetic block, the upper reinforcing rib is fixed at the top end of the transverse reinforcing rib, and the lower reinforcing rib is arranged at the bottom end of the transverse reinforcing rib.

Preferably, the number of the transverse reinforcing ribs is multiple, and the lower reinforcing ribs and the upper reinforcing ribs are symmetrically distributed around the central axis of the transverse reinforcing ribs.

Preferably, the radiating holes are provided with a plurality of radiating holes which are distributed in the mounting cavity at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: the dynamic balance and magnetic leakage prevention motor rotor structure not only realizes the convenient and efficient heat dissipation of the electronic rotor, the convenient replacement of the magnetic separation sheet, but also realizes the convenient reinforcement of the internal structure of the magnetic block;

(1) through arranging the heat dissipation mechanism on one side of the body, when the motor rotor rotates at a high speed to increase the temperature of the motor rotor, the rotating shaft drives the heat dissipation fan to rotate to dissipate heat of the motor rotor, the heat generated by the motor rotor is volatilized by the heat dissipation fan through the heat dissipation holes, and meanwhile, due to the use of the dustproof net, dust is not easy to enter the motor rotor, so that the motor rotor is conveniently and efficiently dissipated, and the service life of the motor rotor is greatly prolonged;

(2) the replacement structure is arranged on one side of the body, so that when the magnetism isolating sheet needs to be replaced, the rotating block is rotated out of the mounting column, then the magnetism isolating sheet is detached, a new mounting column is placed in the fixing groove, and then the rotating block is screwed down from one end of the mounting column, so that the magnetism isolating sheet is convenient to replace, and the convenience of the structure in use is greatly improved;

(3) the reinforcing structure is arranged in the magnetic block, the inner structure of the magnetic block is changed under the common matching of the lower reinforcing rib, the upper reinforcing rib and the transverse reinforcing rib during use, so that the magnetic block is firmer, the magnetic block is more durable, the inner structure of the magnetic block is conveniently reinforced, and the practicability of the structure is greatly improved during use.

Drawings

Fig. 1 is a schematic view of a front view partial section structure of the present invention;

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

FIG. 3 is a schematic view of a front view of a partial cross-sectional structure of the reinforcement structure of the present invention;

fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

In the figure: 1. a body; 2. a magnetic block; 3. a magnetic shield sheet; 4. replacing the structure; 401. mounting a column; 402. fixing grooves; 403. rotating the block; 404. an external thread; 405. an internal thread; 5. a rotating shaft; 6. a reinforcing structure; 601. a lower reinforcing rib; 602. arranging a reinforcing rib; 603. transverse reinforcing ribs; 7. a heat dissipation mechanism; 701. a mounting cavity; 702. heat dissipation holes; 703. a heat radiation fan; 704. a dust screen.

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, the present invention provides an embodiment: a dynamic balance and magnetic leakage prevention motor rotor structure comprises a body 1, magnetic blocks 2 and a rotating shaft 5, the magnetic blocks 2 are installed on the outer side wall of the body 1, the rotating shaft 5 is installed inside the body 1, a magnetic separation sheet 3 is installed on one side of the body 1, a replacement structure 4 is arranged on one side of the magnetic separation sheet 3, the replacement structure 4 comprises an installation column 401, a fixing groove 402, a rotating block 403, external threads 404 and internal threads 405, the installation column 401 is installed on one side of the body 1, the external threads 405 are uniformly arranged on the outer side wall of the installation column 401, the fixing groove 402 is arranged on one side inside the body 1, the rotating block 403 is installed on one side of the magnetic separation sheet 3, the external threads 404 are uniformly arranged on the inner side wall of the rotating block 403, six groups of rotating blocks 403 are arranged, and the rotating blocks 403 are distributed in an annular shape on one side of the magnetic blocks 2;

specifically, as shown in fig. 1 and 4, when the magnetism-isolating sheet 3 needs to be replaced by using the mechanism, a worker rotates the rotating block 403, the rotating block 403 slides on the outer side wall of the mounting column 401 due to the threaded connection between the rotating block 403 and the mounting column 401, when the rotating block 403 is separated from the mounting column 401, the magnetism-isolating sheet 3 can be detached, a new magnetism-isolating sheet 3 is taken out, the mounting column 401 is placed inside the fixing groove 402, then the rotating block 403 is screwed down from one end of the mounting column 401, and the fixing of the magnetism-isolating sheet 3 is completed, so that the magnetism-isolating sheet 3 can be conveniently replaced, and the convenience of the structure in use is greatly improved;

a reinforcing structure 6 is arranged inside the magnetic block 2, the reinforcing structure 6 comprises a lower reinforcing rib 601, an upper reinforcing rib 602 and a transverse reinforcing rib 603, the transverse reinforcing rib 603 is arranged inside the magnetic block 2, the upper reinforcing rib 602 is fixed at the top end of the transverse reinforcing rib 603, the lower reinforcing rib 601 is arranged at the bottom end of the transverse reinforcing rib 603, the transverse reinforcing ribs 603 are provided with a plurality of reinforcing ribs, and the lower reinforcing ribs 601 and the upper reinforcing rib 602 are symmetrically distributed about the central axis of the transverse reinforcing rib 603;

specifically, as shown in fig. 1 and 3, when the mechanism is used, the lower reinforcing rib 601, the upper reinforcing rib 602 and the transverse reinforcing rib 603 are installed inside the magnetic block 2, so that the internal structure of the magnetic block 2 is changed, the magnetic block 2 is more durable, and when the mechanism is used, the magnetic block 2 is more firm under the common cooperation of the lower reinforcing rib 601, the upper reinforcing rib 602 and the transverse reinforcing rib 603, so that the internal structure of the magnetic block 2 is conveniently reinforced, and the practicability of the structure in use is greatly increased;

the other side of the body 1 is provided with a heat dissipation mechanism 7, the heat dissipation mechanism 7 comprises an installation cavity 701, heat dissipation holes 702, a heat dissipation fan 703 and a dustproof net 704, the installation cavity 701 is installed at one side of the body 1, the heat dissipation fan 703 is installed inside the installation cavity 701, the type of the heat dissipation fan 703 can be C5401259031, the input end of the heat dissipation fan 703 is electrically connected with the output end of the control panel through a wire, the heat dissipation holes 702 are arranged on two sides inside the installation cavity 701, the dustproof net 704 is installed on one side of the installation cavity 701, the heat dissipation holes 702 are provided with a plurality of heat dissipation holes, and the plurality of heat dissipation holes 702 are distributed in the installation cavity 701 at equal intervals;

specifically, as shown in fig. 1 and fig. 2, when the mechanism is used, when the electric motor rotor is used, the temperature of the electric motor rotor rises due to high-speed operation, the rotating shaft 5 drives the heat dissipation fan 703 to rotate at the moment, the electric motor rotor is cooled, the heat generated by the electric motor rotor is volatilized by the heat dissipation fan 703 through the heat dissipation holes 702, and meanwhile, the dust screen 704 is used, so that dust is not easy to enter the inside of the electric motor rotor, efficient and convenient heat dissipation of the electric motor rotor is realized, and the service life of the electric motor rotor is greatly prolonged.

The working principle is as follows: when the structure is used, an external power supply is adopted, firstly, a worker takes the structure to a proper position, takes out the magnetism isolating sheet 3, then rotates the rotating block 403 to enable the rotating block 403 to slide on the outer side wall of the mounting column 401, when the rotating block 403 is separated from the mounting column 401, places the mounting column 401 in the fixing groove 402, then reversely rotates the rotating block 403, screws the rotating block 403 from one end of the mounting column 401, and completes the mounting of the magnetism isolating sheet 3;

then, the rotating shaft 5 is started to drive the body 1 and the magnetic block 2 to rotate, and when the magnetic block 2 is used, under the common matching of the lower reinforcing rib 601, the upper reinforcing rib 602 and the transverse reinforcing rib 603, the internal structure of the magnetic block 2 is changed, so that the magnetic block 2 is firmer, and the magnetic block 2 is more durable;

finally, when the electric motor rotor is operating at a high speed, the temperature of the electric motor rotor rises, at the moment, the rotating shaft 5 drives the cooling fan 703 to rotate, the electric motor rotor is cooled, the cooling fan 703 volatilizes heat generated by the electric motor rotor through the cooling holes 702, meanwhile, the dustproof net 704 is used, dust is not easy to enter the inside of the electric motor rotor, when the magnetism isolating sheet 3 needs to be replaced, the rotating block 403 is rotated, the rotating block 403 slides on the outer side wall of the mounting column 401, when the rotating block 403 is separated from the mounting column 401, the magnetism isolating sheet 3 can be detached, then the new magnetism isolating sheet 3 is taken out, the operation steps are repeated, the installation of the magnetism isolating sheet 3 is completed, meanwhile, the magnetism isolating sheet 3 is used to enable the magnetism leakage simulating effect of the structure to be better, and the work of the structure is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dynamic balance and magnetic leakage prevention's electric motor rotor structure, includes body (1), magnetic path (2) and pivot (5), its characterized in that: magnetic path (2) are installed to the lateral wall of body (1), the internally mounted of body (1) has pivot (5), magnetic shield piece (3) is installed to one side of body (1), one side of magnetic shield piece (3) is provided with replacement structure (4), the inside of magnetic path (2) is provided with additional strengthening (6), the opposite side of body (1) is provided with heat dissipation mechanism (7), heat dissipation mechanism (7) are including installation cavity (701), louvre (702), cooling fan (703) and dust screen (704), install in one side of body (1) installation cavity (701), the internally mounted of installation cavity (701) has cooling fan (703), the inside both sides of installation cavity (701) all are provided with louvre (702), dust screen (704) are installed to one side of installation cavity (701).

2. The rotor structure of a dynamically balanced and leakage proof electric machine of claim 1, wherein: change structure (4) including erection column (401), fixed slot (402), rotatory piece (403), external screw thread (404) and internal thread (405), one side in body (1) is all installed in erection column (401), the lateral wall of erection column (401) evenly is provided with internal thread (405), fixed slot (402) set up in one side of body (1) inside, one side in separating magnetic sheet (3) is all installed in rotatory piece (403), the inside wall of rotatory piece (403) evenly is provided with external screw thread (404).

3. The rotor structure of a dynamically balanced and leakage proof electric machine of claim 2, wherein: six groups of rotating blocks (403) are arranged, and the rotating blocks (403) are distributed in a ring shape on one side of the magnetic block (2).

4. The rotor structure of a dynamically balanced and leakage proof electric machine of claim 1, wherein: the reinforcing structure (6) comprises a lower reinforcing rib (601), an upper reinforcing rib (602) and a transverse reinforcing rib (603), the transverse reinforcing rib (603) is installed inside the magnetic block (2), the upper reinforcing rib (602) is fixed at the top end of the transverse reinforcing rib (603), and the lower reinforcing rib (601) is installed at the bottom end of the transverse reinforcing rib (603).

5. The rotor structure of a dynamically balanced and leakage proof electric machine of claim 4, wherein: the transverse reinforcing ribs (603) are provided with a plurality of reinforcing ribs, and the lower reinforcing ribs (601) and the upper reinforcing ribs (602) are symmetrically distributed around the central axis of the transverse reinforcing ribs (603).

6. The rotor structure of a dynamically balanced and leakage proof electric machine of claim 1, wherein: the heat dissipation holes (702) are provided with a plurality of heat dissipation holes (702), and the heat dissipation holes (702) are distributed in the installation cavity (701) at equal intervals.