CN214479924U

CN214479924U - Heat dissipation type motor rotor

Info

Publication number: CN214479924U
Application number: CN202120427349.9U
Authority: CN
Inventors: 吴柳兵
Original assignee: Wuxi Xintaike Motor Co ltd
Current assignee: Wuxi Xintaike Motor Co ltd
Priority date: 2021-02-27
Filing date: 2021-02-27
Publication date: 2021-10-22
Anticipated expiration: 2031-02-27

Abstract

The utility model discloses a heat dissipation type motor rotor, which comprises a main shaft, the outer wall of the main shaft is provided with a plurality of groups of equidistantly distributed spiral grooves, the outer wall of the main shaft is fixedly sleeved with a rotor body, one side of the rotor body is provided with a turntable fixedly installed with the outer wall of the main shaft, the outer wall of the turntable is fixedly connected with a plurality of groups of equidistantly distributed fan blades along the circumferential direction, the inner wall of the rotor body is provided with a plurality of groups of equidistantly distributed connecting grooves, and the connecting grooves are communicated with the spiral grooves, the rotor body is provided with a ring groove, when in use, the rotor body and the main shaft rotate to drive the fan blades to rotate, the fan blades dissipate heat of the rotor body, simultaneously the main shaft in the rotating process is provided with a wind body through the spiral grooves and the connecting grooves and enters the ring groove, then the wind body is discharged through the wind groove and dissipates heat of the contact position of the rotor body and a copper wire through the direction of a bracket, thereby improving the heat dissipation efficiency, the practicability of the motor rotor is improved, and the service life of the motor rotor is prolonged.

Description

Heat dissipation type motor rotor

Technical Field

The utility model relates to the field of electric machines, especially, relate to a heat dissipation type electric motor rotor.

Background

The rotor of the electrical machine is also a rotating part in the electrical machine. 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 motor rotor is divided into a motor rotor and a generator rotor, and 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.

This application improves under prior art, and among the prior art, current electric motor rotor can produce a large amount of heats at the rotation in-process, untimely row leads and causes motor internal damage easily, and electric motor rotor life is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat dissipation type motor rotor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat dissipation type electric motor rotor, includes the main shaft, the helicla flute that multiunit equidistance distributes is seted up to main shaft outer wall, the fixed cover of main shaft outer wall has connect rotor body, one side of rotor body is equipped with the carousel with main shaft outer wall fixed mounting, the flabellum that the carousel outer wall distributes along its circumferencial direction fixedly connected with multiunit equidistance, the spread groove that multiunit equidistance distributes is seted up to the rotor body inner wall, and spread groove and helicla flute are linked together, the ring channel has been seted up on the rotor body, and spread groove and ring channel are linked together, the support that the rotor body outer wall distributes along its circumferencial direction fixedly connected with multiunit equidistance, and the shape of support is Y shape, the ventilation groove that multiunit equidistance distributes is seted up to the rotor body outer wall.

As a further description of the above technical solution: the quantity of ventilation groove is two for every group, two the ventilation groove is located the both sides of support respectively, the ventilation groove is linked together with the ring channel.

As a further description of the above technical solution: the outer wall of main shaft is along the locating piece that its circumferencial direction fixedly connected with multiunit equidistance distributes, the constant head tank that multiunit equidistance distributes is seted up to one side that the carousel is close to rotor body, and constant head tank and carousel looks adaptation, the cross-sectional shape of carousel is semi-circular.

As a further description of the above technical solution: rotor body's one side butt joint has the fixed disk with main shaft sliding connection is kept away from to the carousel, the inserted bar that one side fixedly connected with multiunit equidistance that the fixed disk is close to the carousel distributes, the quantity of inserted bar is the same with the quantity of locating piece, the one end fixedly connected with fixture block of fixed disk is kept away from to the inserted bar, and fixture block and locating piece joint.

As a further description of the above technical solution: the inserted bar and the fixture block are of an integral structure, the inserted bar is made of elastic materials, a plurality of groups of grooves distributed at equal intervals are formed in one side, close to the rotor body, of the rotary disc, and the grooves are communicated with the positioning grooves.

The utility model discloses following beneficial effect has:

1. the utility model discloses in during the installation, promote the carousel and make in the locating piece gets into the constant head tank, promote the fixed disk and make inserted bar and fixture block run through the carousel, when fixture block and locating piece contact, the inserted bar takes place deformation, when the locating piece was crossed to the fixture block, the inserted bar resets and makes fixture block and locating piece joint, the recess provides the space for the deformation of inserted bar, the installation and the fixing of the carousel of being convenient for, the installation and the fixing of the flabellum of being convenient for, be convenient for install and dismantle, be convenient for dismantle the washing to the flabellum, adhesion dust leads to wind-force to reduce on avoiding long-time use back flabellum, cause the radiating effect to reduce.

2. The utility model discloses in when using, rotor body and main shaft rotate and drive the flabellum and rotate, and the flabellum dispels the heat to rotor body, and the main shaft is in rotating the in-process wind body through helicla flute and spread groove and getting into the ring channel simultaneously, and later the wind body is discharged and dispels the heat to rotor body and copper wire contact position through the direction of support through the spread groove, has improved the radiating efficiency, has improved electric motor rotor's practicality, has improved electric motor rotor's life.

Drawings

Fig. 1 is a schematic structural view of a heat dissipation type motor rotor according to the present invention;

fig. 2 is a schematic view illustrating a connection between a fixture block and a positioning block of a heat dissipation type motor rotor according to the present invention;

fig. 3 is a schematic structural view of a rotor body of a heat dissipation type motor rotor according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 of the present invention.

Illustration of the drawings:

1-main shaft, 2-spiral groove, 3-rotor body, 4-rotary table, 5-fan blade, 6-fixed disc, 7-positioning block, 8-positioning groove, 9-inserted rod, 10-clamping block, 11-groove, 12-connecting groove, 13-annular groove, 14-bracket and 15-ventilation groove.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a heat dissipation type motor rotor, including main shaft 1, main shaft 1 outer wall sets up multiunit equidistance distribution's helicla flute 2, main shaft 1 outer wall is fixed with rotor body 3, one side of rotor body 3 is equipped with carousel 4 with main shaft 1 outer wall fixed mounting, carousel 4 outer wall fixedly connected with multiunit equidistance distribution's flabellum 5 along its circumferencial direction, rotor body 3 inner wall sets up multiunit equidistance distribution's spread groove 12, and spread groove 12 is linked together with helicla flute 2, rotor body 3 is last to be seted up ring channel 13, and spread groove 12 is linked together with ring channel 13, rotor body 3 outer wall fixedly connected with multiunit equidistance distribution's support 14 along its circumferencial direction, and the shape of support 14 is the Y shape, rotor body 3 outer wall sets up multiunit equidistance distribution's ventilation groove 15;

referring to fig. 3, in the present application, the number of the ventilation slots 15 is two per group, two ventilation slots 15 are respectively located at both sides of the bracket 14, and the ventilation slots 15 are communicated with the annular groove 13;

referring to fig. 1, 2 and 4, in the present application, the outer wall of the main shaft 1 is fixedly connected with a plurality of sets of positioning blocks 7 distributed equidistantly along the circumferential direction thereof, a plurality of sets of positioning grooves 8 distributed equidistantly are formed in one side of the turntable 4 close to the rotor body 3, the positioning grooves 8 are adapted to the turntable 4, and the section of the turntable 4 is semicircular;

referring to fig. 2, in the present application, a fixed disk 6 slidably connected with a main shaft 1 is abutted to one side of a rotary disk 4 away from a rotor body 3, a plurality of groups of insertion rods 9 distributed at equal intervals are fixedly connected to one side of the fixed disk 6 close to the rotary disk 4, the number of the insertion rods 9 is the same as that of positioning blocks 7, one end of each insertion rod 9 away from the fixed disk 6 is fixedly connected with a fixture block 10, and the fixture block 10 is clamped with the positioning block 7;

referring to fig. 2, in this application, inserted bar 9 and fixture block 10 are structure as an organic whole, and inserted bar 9 adopts elastic material to make, and the recess 11 that the multiunit equidistance distributes is seted up to one side that carousel 4 is close to rotor body 3, and recess 11 is linked together with constant head tank 8.

The working principle is as follows:

in the application, during installation, the turntable 4 is pushed to enable the positioning block 7 to enter the positioning groove 8, the fixing disc 6 is pushed to enable the inserting rod 9 and the clamping block 10 to penetrate through the turntable 4, when the clamping block 10 is in contact with the positioning block 7, the inserting rod 9 deforms, when the clamping block 10 passes through the positioning block 7, the inserting rod 9 resets to enable the clamping block 10 to be clamped with the positioning block 7, the groove 11 provides a space for deformation of the inserting rod 9, installation and fixation of the turntable 4 are facilitated, installation and fixation of the fan blade 5 are facilitated, installation and disassembly are facilitated, disassembly and cleaning of the fan blade 5 are facilitated, and reduction of wind power caused by dust adhered to the fan blade 5 after long-time use is avoided, and the heat dissipation effect is reduced;

in this application, during the use,

rotor body

3 and 1 rotation of main shaft drive flabellum 5 and rotate, flabellum 5 dispels the heat to rotor body 3, main shaft 1 is rotating in-process wind body through helicla flute 2 and spread groove 12 and entering ring channel 13 simultaneously, later the wind body dispels the heat to rotor body 3 and copper wire contact position through wind groove 15 discharges and through the direction of support 14, the radiating efficiency is improved, the practicality of electric motor rotor is improved, electric motor rotor's life has been improved.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A heat dissipation type electric motor rotor includes main shaft (1), its characterized in that: the outer wall of the main shaft (1) is provided with a plurality of groups of spiral grooves (2) which are distributed at equal intervals, the outer wall of the main shaft (1) is fixedly sleeved with a rotor body (3), one side of the rotor body (3) is provided with a turntable (4) fixedly arranged with the outer wall of the main shaft (1), the outer wall of the rotary table (4) is fixedly connected with a plurality of groups of fan blades (5) which are distributed at equal intervals along the circumferential direction, the inner wall of the rotor body (3) is provided with a plurality of groups of connecting grooves (12) which are distributed at equal intervals, the connecting groove (12) is communicated with the spiral groove (2), the rotor body (3) is provided with an annular groove (13), and the connecting groove (12) is communicated with the annular groove (13), the outer wall of the rotor body (3) is fixedly connected with a plurality of groups of brackets (14) which are distributed at equal intervals along the circumferential direction, and the shape of support (14) is Y shape, rotor body (3) outer wall is seted up multiunit equidistance and is distributed ventilation groove (15).

2. The heat dissipation type motor rotor as claimed in claim 1, wherein: the quantity of ventilation groove (15) is two for every group, two ventilation groove (15) are located the both sides of support (14) respectively, ventilation groove (15) are linked together with ring channel (13).

3. The heat dissipation type motor rotor as claimed in claim 1, wherein: the outer wall of main shaft (1) is along locating piece (7) that its circumferencial direction fixedly connected with multiunit equidistance distributes, constant head tank (8) that multiunit equidistance distributes are seted up to one side that carousel (4) are close to rotor body (3), and constant head tank (8) and carousel (4) looks adaptation, the cross-sectional shape of carousel (4) is semi-circular.

4. The heat dissipation type motor rotor as claimed in claim 1, wherein: rotor body (3) was kept away from in carousel (4) one side butt have with main shaft (1) sliding connection's fixed disk (6), inserted bar (9) that one side fixedly connected with multiunit equidistance that fixed disk (6) are close to carousel (4) distributes, the quantity of inserted bar (9) is the same with the quantity of locating piece (7), the one end fixedly connected with fixture block (10) of fixed disk (6) are kept away from in inserted bar (9), and fixture block (10) and locating piece (7) joint.

5. The heat dissipation type motor rotor as claimed in claim 4, wherein: inserted bar (9) and fixture block (10) structure as an organic whole, inserted bar (9) adopt elastic material to make, recess (11) that the multiunit equidistance distributes are seted up to carousel (4) one side that is close to rotor body (3), and recess (11) are linked together with constant head tank (8).