CN210246480U

CN210246480U - Three-phase motor with conveniently replaced rotor

Info

Publication number: CN210246480U
Application number: CN201921437582.4U
Authority: CN
Inventors: Xueming Xu; 徐学明; Zhi Li; 李志�
Original assignee: Nantong Tongde Electric Equipment Co ltd
Current assignee: Nantong Tongde Electric Equipment Co ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-04-03
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a conveniently change three-phase motor of rotor, including the casing, the middle part fixedly connected with fixed plate of shells inner wall, the middle part of fixed plate passes through the avris sliding connection of slide rail and loading board, the middle part interlude of loading board is connected with the transmission shaft, the middle part fixedly connected with rotor of transmission shaft, the one end of transmission shaft and one side fixed connection gear, loading board center seted up logical groove, the tooth's socket has been seted up at the center of logical groove, the avris of connecting gear is connected with the inner wall meshing of tooth's socket, the utility model relates to a conveniently change three-phase motor of rotor, dismouting convenient operation, easy access, and possess good heat-sinking capability; the transmission shaft is supported and limited by the arrangement of the supporting plate and other structures, so that the working gravity center of the rotor is stable and the rotor runs smoothly; through setting up the end sheath, prevent that external force collision transmission shaft from leading to transmission shaft and loading board to break away from, improve the stability of motor work.

Description

Three-phase motor with conveniently replaced rotor

Technical Field

The utility model relates to a three-phase motor, in particular to conveniently change three-phase motor of rotor belongs to motor equipment technical field.

Background

The three-phase motor has the advantages of simple electromagnetic structure and driving system, centralized winding and the like. In the modern power industry, three-phase motors are almost exclusively used for thermal power generation, hydroelectric power generation and nuclear power generation. The rotor is the essential element and the power source of motor, has used for a long time or other western in the foreign circumstances the damage, and the rotor of current three-phase motor is mostly fixed setting, when breaking down need be overhauld, often need multiple instrument cooperation of disassembling to use just can accomplish and disassemble, the troublesome poeration, work efficiency is low, the heat that current three-phase motor during operation produced simultaneously can not timely get rid of, the heat accumulation easily leads to the internal element to damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently change three phase motor of rotor to the inconvenient dismantlement of rotor of the current three phase motor who proposes in solving above-mentioned background art overhauls troublesome poeration, lacks the problem of heat-sinking capability simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a conveniently change three phase motor of rotor, includes the casing, shells inner wall's middle part fixedly connected with fixed plate, the avris sliding connection of slide rail and loading board is passed through at the middle part of fixed plate, the middle part interlude of loading board is connected with the transmission shaft, the middle part fixedly connected with rotor of transmission shaft, one end of transmission shaft and one side fixed connection of connecting gear, logical groove has been seted up at the loading board center, the tooth's socket has been seted up at the center that leads to the groove, the avris of connecting gear is connected with the inner wall meshing of tooth's socket, the middle part fixed connection of one side of connecting gear and commentaries on classics board one side, the spread groove has all been seted up at the both ends of commentaries on classics board one side, the both ends.

As a preferred technical scheme of the utility model, one side block of shells inner wall is connected with the backup pad, the center of backup pad is inlayed and is equipped with the bearing, the inner wall of bearing alternates with the one end of transmission shaft and is connected.

As an optimal technical scheme of the utility model, one end of casing and one side threaded connection of end sheath inner wall.

As a preferred technical scheme of the utility model, one side threaded connection of the other end of casing and bottom plate, a plurality of evenly distributed's through-hole, a plurality of is seted up at the middle part of bottom plate the inner wall of through-hole all inlays and is equipped with the dust screen, shells inner wall's the other end inlays and is equipped with the heat dissipation fan, heat dissipation fan and rotor are all through external switch and external power supply electric connection.

As an optimized technical scheme of the utility model, the surface of casing, the surface of end sheath and the surface of bottom plate all scribble and are equipped with ceramic wear-resistant coating.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a three-phase motor with convenient rotor replacement, which is convenient for disassembly and assembly, convenient for maintenance and has good heat dissipation capacity; the transmission shaft is supported and limited by the arrangement of the supporting plate and other structures, so that the working gravity center of the rotor is stable and the rotor runs smoothly; through setting up the end sheath, prevent that external force collision transmission shaft from leading to transmission shaft and loading board to break away from, improve the stability of motor work.

Drawings

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

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a perspective view of the bearing plate structure of the present invention.

In the figure: 1. a housing; 2. a fixing plate; 3. a slide rail; 4. a carrier plate; 5. a drive shaft; 6. a rotor; 7. a connecting gear; 8. a through groove; 9. rotating the plate; 10. connecting blocks; 11. a support plate; 12. an end head sheath; 13. a base plate; 14. a dust screen; 15. a heat dissipation fan.

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, the present invention provides a three-phase motor with a conveniently replaceable rotor, which comprises a housing 1, a fixing plate 2 fixedly connected to the middle portion of the inner wall of the housing 1, a slide rail 3 slidably connecting the middle portion of the fixing plate 2 to the side of a bearing plate 4, a transmission shaft 5 inserted into the middle portion of the bearing plate 4, a rotor 6 fixedly connected to the middle portion of the transmission shaft 5, one end of the transmission shaft 5 fixedly connected to one side of a connecting gear 7, a through groove 8 formed in the center of the bearing plate 4, a tooth space formed in the center of the through groove 8, the side of the connecting gear 7 engaged with the inner wall of the tooth space, one side of the connecting gear 7 fixedly connected to the middle portion of one side of a rotating plate 9, connecting grooves formed in both ends of one side of the rotating plate 9, connecting blocks 10 fixedly disposed at both ends of, the disassembly and assembly operation is convenient, and the maintenance is convenient.

A supporting plate 11 is clamped and connected to one side of the inner wall of the shell 1, a bearing is embedded in the center of the supporting plate 11, the inner wall of the bearing is connected with one end of the transmission shaft 5 in an inserting mode, the transmission shaft 5 is supported and limited, and the stable working gravity center and smooth operation of the rotor 6 are guaranteed; one end of the shell 1 is in threaded connection with one side of the inner wall of the end socket sheath 12, so that the transmission shaft 5 is prevented from being separated from the bearing plate 4 due to the fact that an external force collides with the transmission shaft 5, and the working stability of the motor is improved; the other end of the shell 1 is in threaded connection with one side of the bottom plate 13, the middle of the bottom plate 13 is provided with a plurality of uniformly distributed through holes, the inner walls of the through holes are embedded with dust screens 14, the other end of the inner wall of the shell 1 is embedded with a heat dissipation fan 15, the heat dissipation fan 15 and the rotor 6 are electrically connected with an external power supply through an external switch, the heat dissipation capacity of the motor is improved, and the continuous working time of the motor is prolonged; the surface of the shell 1, the surface of the end head sheath 12 and the surface of the bottom plate 13 are all coated with ceramic wear-resistant coatings, so that the wear on the surface of the motor in long-term use is reduced.

When specifically using, the utility model relates to a conveniently change three phase motor of rotor, the switch on, connecting block 10 and spread groove block, rotor 6 drives transmission shaft 5 and rotates, drive loading board 4 by the tooth's socket and rotate, backup pad 11 and bearing provide the support for transmission shaft 5, guarantee that rotor 6 operates steadily, the operation is smooth, 15 starts to dispel the heat for the inside heat dissipation of motor simultaneously, when needs go on rotor 6, rotate and take off end sheath 12, press down 5 one ends of transmission shaft and make connecting block 10 and spread groove separation, through the mode of rotating and pull transmission shaft 5, will change board 9 and take out through leading to groove 8.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 conveniently change three-phase motor of rotor, includes casing (1), its characterized in that, the middle part fixedly connected with fixed plate (2) of casing (1) inner wall, the avris sliding connection of slide rail (3) and loading board (4) is passed through at the middle part of fixed plate (2), the middle part interlude of loading board (4) is connected with transmission shaft (5), the middle part fixedly connected with rotor (6) of transmission shaft (5), the one end of transmission shaft (5) and one side fixed connection of connecting gear (7), logical groove (8) have been seted up at loading board (4) center, the tooth's socket has been seted up at the center that leads to groove (8), the avris of connecting gear (7) is connected with the inner wall meshing of tooth's socket, the middle part fixed connection of one side and commentaries on classics board (9) one side of connecting gear (7), the spread groove has all been seted, the two ends of one side of the bearing plate (4) are fixedly provided with connecting blocks (10), and one side of each connecting block (10) is connected with the inner walls of the two connecting grooves in a clamping mode.

2. A three-phase motor with easy replacement of rotor according to claim 1, characterized in that: one side block of casing (1) inner wall is connected with backup pad (11), the center of backup pad (11) is inlayed and is equipped with the bearing, the inner wall of bearing alternates with the one end of transmission shaft (5) and is connected.

3. A three-phase motor with easy replacement of rotor according to claim 1, characterized in that: one end of the shell (1) is in threaded connection with one side of the inner wall of the end socket sheath (12).

4. A three-phase motor with easy replacement of rotor according to claim 1, characterized in that: the other end of casing (1) and one side threaded connection of bottom plate (13), a plurality of evenly distributed's through-hole, a plurality of are seted up at the middle part of bottom plate (13) the inner wall of through-hole all inlays and is equipped with dust screen (14), the other end of casing (1) inner wall inlays and is equipped with heat dissipation fan (15), heat dissipation fan (15) and rotor (6) all are through external switch and external power supply electric connection.

5. A three-phase motor with easy replacement of rotor according to claim 1, characterized in that: and ceramic wear-resistant coatings are coated on the surface of the shell (1), the surface of the end socket sheath (12) and the surface of the bottom plate (13).