CN212063644U

CN212063644U - Motor stator and rotor convenient to assemble

Info

Publication number: CN212063644U
Application number: CN202021208105.3U
Authority: CN
Inventors: 刘永烈; 张蕾; 段翔苑; 陈静
Original assignee: Zibo Traction Motor Group Co ltd
Current assignee: Zibo Traction Motor Group Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-12-01
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to the technical field of electric machine, and a motor stator and rotor convenient to assembly is disclosed, including stator core, stator core right-hand member wall has cup jointed the flange, flange right-hand member wall fixedly connected with frame, the base screw hole that runs through about all having been seted up at both ends about the frame, all is provided with the frame bolt in two base screw holes, and stator core intracavity left side is provided with can the pivoted go-between, and go-between right side wall fixed mounting has a connecting cylinder. This motor stator rotor convenient to assembly through setting up go-between, connecting cylinder and fastening bolt, realizes becoming more firm with being connected between stator and the rotor, the utility model discloses simple structure realizes the purpose to the rapid Assembly between stator and the rotor to improve fixed strength and stability between the two, have stronger practicality, through setting up frame bolt, closing cap bolt and fastening bolt, realized can carrying out quick dismantlement and installation effectiveness between stator and the rotor.

Description

Motor stator and rotor convenient to assemble

Technical Field

The utility model relates to the technical field of electric machines, specifically be a motor stator-rotor convenient to assembly.

Background

With the continuous improvement of the performance of permanent magnet materials and the development of motor technology, permanent magnet motors are widely applied in various fields of national economy, and permanent magnet motors, particularly rare earth permanent magnet motors, have simple structures and reliable operation; the volume is small and the weight is light; the loss is small, and the efficiency is high; the permanent magnet motor is composed of a stator, a rotor, an electric brush and a commutator.

The assembly is comparatively loaded down with trivial details between stator and the rotor among the current permanent-magnet machine, wastes time and energy to be not convenient for dismantle and install stator and rotor, increased the degree of difficulty of maintenance, secondly the connection between stator and the rotor is firm inadequately, leads to the rotor to appear the problem that drops at the pivoted in-process. Therefore, in view of the above problems, it is desirable to provide a stator and a rotor of an electric motor that are easy to assemble.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a motor stator and rotor convenient to assembly possesses the utility model discloses simple structure realizes the purpose to the rapid Assembly between stator and the rotor to improve fixed strength and stability between the two, have advantages such as stronger practicality, it is comparatively loaded down with trivial details to have solved to assemble between stator and the rotor in the current permanent-magnet machine, wastes time and energy, and be not convenient for dismantle and install stator and rotor, increased the degree of difficulty of maintenance, secondly the connection between stator and the rotor is firm inadequately, lead to the rotor to appear the problem that drops at the pivoted in-process.

(II) technical scheme

In order to realize the above, the utility model discloses simple structure realizes the purpose to the rapid Assembly between stator and the rotor to improve fixed strength and stability between the two, have the purpose of stronger practicality, the utility model provides a following technical scheme: a motor stator and rotor convenient to assemble comprises a stator core, wherein a flange is sleeved on the right end wall surface of the stator core, a base is fixedly connected to the right end wall surface of the flange, base threaded holes which are penetrated left and right are formed in the upper end and the lower end of the base, base bolts are arranged in the two base threaded holes, a rotatable connecting ring is arranged on the left side in a cavity of the stator core, a connecting cylinder is fixedly installed on the right side wall surface of the connecting ring, fastening bolts are arranged at the upper end and the lower end of one side wall surface of the connecting cylinder, which is far away from the base, fastening threaded holes are formed in the upper end and the lower end of one side wall surface of the connecting cylinder, heat dissipation grooves are formed in the upper end and the lower end of the outer wall of the stator core, cooling fins are fixedly installed at the bottoms of the two heat dissipation grooves, a sealing cover is, and a sealing cover bolt is in threaded connection between the positioning threaded hole and the sealing cover threaded hole.

Preferably, the outer wall of the connecting ring is provided with a bearing, and the outer wall of the bearing is fixedly arranged on the left side wall surface in the cavity of the stator core.

Preferably, flexible groove has all been seted up at both ends about the one side inner wall that the frame was kept away from to the connecting cylinder, and fastening screw hole and flexible groove intercommunication each other, and the outer wall threaded connection of connecting cylinder is downthehole at fastening screw, and the bottom of connecting cylinder is located fastening screw downthehole.

Preferably, the bottom fixed mounting of connecting cylinder has spacing piece, and spacing piece and flexible groove size mutually supports, and the outer wall of connecting cylinder has cup jointed the extrusion spring, and the extrusion spring is located between spacing piece top and the flexible tank cavity bottom.

Preferably, rubber pads are arranged between the two machine base bolts and the two machine bases.

Preferably, the bulges are fixedly arranged on one sides, close to the rubber pads, of the bolt heads of the two engine base bolts.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor stator and rotor convenient to assembly possesses following beneficial effect:

1. this motor stator rotor convenient to assembly through setting up go-between, connecting cylinder and fastening bolt, realizes becoming more firm with being connected between stator and the rotor, has still played the problem that prevents that the rotor from appearing dropping at the pivoted in-process, the utility model discloses simple structure realizes the purpose to the rapid Assembly between stator and the rotor to improve fixed strength and stability between the two, have stronger practicality.

2. This motor stator rotor convenient to assembly through setting up frame bolt, closing cap bolt and fastening bolt, has realized carrying out quick dismantlement and installation between stator and the rotor, is convenient for to the maintenance of motor and change spare part, improves the efficiency of installation and dismantlement to improve the availability factor of motor.

3. This motor stator rotor convenient to assembly through setting up rubber pad and arch, has realized that the frame bolt can make fixed connection's effect become better when being connected base screw hole and motor body, the arch has increased with the contact friction between the rubber pad to improve fixed connection's intensity.

4. This motor stator-rotor convenient to assembly through setting up radiating groove and fin, has realized can dispelling the heat to the inside of motor, prevents that inside high temperature from causing the problem that influences the normal use of motor, improves the radiating efficiency and the work efficiency of motor.

Drawings

Fig. 1 is a sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 4 is a schematic structural view of the connecting cylinder and the connecting ring of the present invention.

In the figure: 1. a stator core; 2. a machine base; 21. a base bolt; 22. a base threaded hole; 23. a protrusion; 24. a rubber pad; 25. a connecting ring; 26. a bearing; 27. a connecting cylinder; 3. fastening a bolt; 31. Fastening the threaded hole; 32. a limiting sheet; 33. a compression spring; 34. a telescopic groove; 4. a heat sink; 41. a heat sink; 5. sealing the cover; 51. a capping bolt; 52. a flange; 53. positioning the threaded hole; 54. and sealing cover threaded holes.

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 a technical solution: a motor stator and rotor convenient to assemble comprises a stator core 1, four permanent magnets are fixedly mounted in the middle of the inner wall of the stator core 1, the magnetic poles of two adjacent permanent magnets are opposite, a flange 52 is sleeved on the right end wall surface of the stator core 1, a base 2 is fixedly connected to the right end wall surface of the flange 52, base threaded holes 22 which penetrate left and right are formed in the upper end and the lower end of the base 2, base bolts 21 are arranged in the two base threaded holes 22, a through groove 28 is formed between each base bolt 21 and the corresponding base 2, a bulge 24 is arranged on one side, close to a rubber pad 23, of the bolt head of each base bolt 21, a rotatable connecting ring 25 is arranged on the left side in a cavity of the stator core 1, a connecting cylinder 27 is fixedly mounted on the right side wall surface of the connecting ring 25, a bearing 26 is arranged on the outer wall of, the upper end and the lower end of one side wall surface of the connecting cylinder 27 far away from the machine base 2 are both provided with fastening bolts 3, the upper end and the lower end of one side wall surface of the connecting cylinder 27 far away from the machine base 2 are both provided with fastening threaded holes 31, the upper end and the lower end of one side inner wall of the connecting cylinder 27 far away from the machine base 2 are both provided with telescopic slots 34, the fastening threaded holes 31 are communicated with the telescopic slots 34, the outer wall of the connecting cylinder 27 is in threaded connection with the fastening threaded holes 31, the bottom end of the connecting cylinder 27 is positioned in the fastening threaded holes 31, the bottom end of the connecting cylinder 27 is highly provided with a limiting piece 32, the size of the limiting piece 32 is matched with that of the telescopic slots 34, the outer wall of the connecting cylinder 27 is sleeved with an extrusion spring 33, the extrusion spring 33 is positioned between the top of the limiting piece 32 and the bottom in the cavity of the telescopic slots 34, the, locating thread hole 53 that runs through about all seting up at both ends about closing cap 5, and stator core 1 right side top wall both sides about all seting up the closing cap screw hole 54 that corresponds each other with locating thread hole 53, threaded connection has closing cap bolt 51 between locating thread hole 53 and the closing cap screw hole 54.

When using, with frame 2 through frame bolt 21 with make stator core 1 and motor body link together, then with two fin 41 difference fixed mounting in 4 intracavity bottoms of radiating groove, with the pivot cover on the rotor to the connecting cylinder 27 inner wall on, then rotate two fastening bolt 3, the realization is carried out fixed connection through fastening bolt 3 pivot on the rotor, make the connection between stator and the rotor more firm, guarantee that the rotor can not appear the problem that drops at the pivoted in-process, and through setting up extrusion spring 33, the problem of putting at fastening bolt 3 smooth silk has still been played, carry out fixed connection to closing cap 5 and stator core 1 through closing cap bolt 51 at last, after the motor installation is accomplished, can realize work. Therefore, through the arrangement of the connecting ring 25, the connecting cylinder 27 and the fastening bolt 3, the connection between the stator and the rotor is more firm, the utility model has the advantages of simple structure, the purpose of rapid assembly between the stator and the rotor is realized, the fixing strength and stability between the stator and the rotor are improved, and the utility model has stronger practicability, through the arrangement of the frame bolt 21, the cover bolt 51 and the fastening bolt 3, the rapid disassembly and assembly between the stator and the rotor are realized, the maintenance and the part replacement of the motor are convenient, the assembly and disassembly efficiency is improved, thereby the service efficiency of the motor is improved, through the arrangement of the rubber pad 23 and the bulge 24, the effect of the fixed connection is better when the frame bolt 21 is used for connecting the base threaded hole 22 and the motor body, the bulge 24 increases the contact friction force between the rubber pad 23, thereby improve fixed connection's intensity, through setting up radiating groove 4 and fin 41, realized can dispelling the heat to the inside of motor, prevent that inside high temperature from causing the problem that influences the normal use of motor, improve the radiating efficiency and the work efficiency of motor.

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 motor stator rotor convenient to assembly, includes stator core (1), its characterized in that: the stator core comprises a stator core (1), a flange (52) is sleeved on the wall surface of the right end of the stator core (1), a base (2) is fixedly connected to the wall surface of the right end of the flange (52), base threaded holes (22) which penetrate through the left and right are formed in the upper end and the lower end of the base (2), base bolts (21) are arranged in the two base threaded holes (22), a rotatable connecting ring (25) is arranged on the left side in a cavity of the stator core (1), a connecting cylinder (27) is fixedly installed on the wall surface of the right side of the connecting ring (25), fastening bolts (3) are arranged at the upper end and the lower end of one side wall surface of the connecting cylinder (27) far away from the base (2), fastening threaded holes (31) are formed in the upper end and the lower end of one side wall surface of the connecting cylinder (27), the right side of stator core (1) is provided with closing cap (5), and locating screw hole (53) that run through about both ends all set up about closing cap (5), and both sides all set up closing cap screw hole (54) that correspond each other with locating screw hole (53) about stator core (1) right side top wall, and threaded connection has closing cap bolt (51) between locating screw hole (53) and closing cap screw hole (54).

2. An easily assembled stator and rotor for an electric motor according to claim 1, wherein: and a bearing (26) is arranged on the outer wall of the connecting ring (25), and the outer wall of the bearing (26) is fixedly arranged on the left side wall surface in the cavity of the stator core (1).

3. An easily assembled stator and rotor for an electric motor according to claim 1, wherein: telescopic grooves (34) are formed in the upper end and the lower end of the inner wall of one side, away from the base (2), of the connecting cylinder (27), fastening threaded holes (31) are communicated with the telescopic grooves (34), the outer wall of the connecting cylinder (27) is connected in the fastening threaded holes (31) in a threaded mode, and the bottom end of the connecting cylinder (27) is located in the fastening threaded holes (31).

4. An easily assembled stator and rotor for an electric motor according to claim 3, wherein: the bottom fixed mounting of connecting cylinder (27) has spacing piece (32), and spacing piece (32) and flexible groove (34) size match each other, and extrusion spring (33) have been cup jointed to the outer wall of connecting cylinder (27), and extrusion spring (33) are located between spacing piece (32) top and flexible groove (34) intracavity bottom.

5. An easily assembled stator and rotor for an electric motor according to claim 1, wherein: rubber pads (23) are arranged between the two machine base bolts (21) and the two machine bases (2).

6. An easily assembled stator and rotor for an electric motor according to claim 1, wherein: and bulges (24) are fixedly arranged on one sides of the bolt heads of the two machine base bolts (21) close to the rubber pads (23).