CN216451200U

CN216451200U - Motor rotor mounting structure

Info

Publication number: CN216451200U
Application number: CN202122030998.8U
Authority: CN
Inventors: 胡金元
Original assignee: Guangdong Zhongbai Electric Appliance Co ltd
Current assignee: Guangdong Zhongbai Electric Appliance Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-05-06
Anticipated expiration: 2031-08-26

Abstract

The utility model provides a motor rotor mounting structure, relating to the technical field of motor rotors, comprising a motor shell, a coil and a rotor, wherein the rotor is arranged in the motor shell, the coil is arranged on the rotor, the front end of the motor shell is movably connected with a front cover, a rear cover is arranged behind the motor shell, a positioning groove is arranged on the side of a bearing seat, a bearing at the side end of the rotor is connected in the positioning groove, because the existing installation structure of the motor rotor is not stable enough when in operation after installation, the motor is easy to generate shaking images, the operation efficiency of the motor is influenced, when the rotor rotates, the bottom end of the clamping plate in the mounting seat is clamped in the sliding groove arranged on the side of the rotor in an arc shape, ball sliding connection through the cardboard bottom setting is in the spout, and the rotor rotates the back and is difficult for taking place the displacement when not influencing the rotational speed, and the rotor rotates more stably, has improved the operating efficiency of motor.

Description

Motor rotor mounting structure

Technical Field

The utility model relates to the technical field of motor rotors, in particular to a motor rotor mounting structure.

Background

With the high-speed development of science and technology, motors are required to be used in all fields, the development of the motors also promotes the continuous improvement of social productivity, the motors are composed of a rotor and a stator, the motor rotor is divided into a motor rotor and a generator rotor, the rotor plays a vital role in the motors, and the rotor needs to be properly installed and fixed.

The existing motor rotor mounting structure is not stable enough when being mounted and operated, so that the motor is easy to shake, and the operation efficiency of the motor is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the existing motor rotor mounting structure in the background art is not stable enough when in operation after being mounted, so that the motor is easy to shake and the operation efficiency of the motor is influenced, and therefore, a motor rotor mounting structure is needed.

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

the utility model provides an electric motor rotor mounting structure, includes motor housing, coil and rotor, the rotor sets up in motor housing, the coil sets up on the rotor, motor housing front end swing joint has the protecgulum, be provided with the back lid behind the motor housing, the rotor front end runs through protecgulum and bearing connection in the top, the draw-in groove has been seted up to back lid medial extremity, be provided with the bearing frame in the draw-in groove, the constant head tank has been seted up to bearing frame side, rotor side bearing connection is in the constant head tank.

Preferably, the supporting plates are arranged on the inner side of the front cover and on two sides of the front end of the motor shell, and the supporting plates on two sides are arranged symmetrically in an L shape.

Preferably, a limiting groove is formed in the side of each supporting plate, a gasket is embedded between the supporting plates, and a bearing sleeve is arranged in the middle of the gasket.

Preferably, the two sides of the side end of the gasket are provided with limit rods, the side ends of the limit rods are embedded in limit grooves, and the side bearing of the rotor is connected in a bearing sleeve.

Preferably, the outer wall of the side of the rotor is provided with a sliding groove, the upper side and the lower side of the sliding groove are provided with mounting frames, and the side end of each mounting frame is fixedly connected to the inner wall of the motor shell.

Preferably, the through hole is arranged in the mounting frame, the clamping plate is embedded in the through hole, and the side end of the clamping plate is embedded in the sliding groove.

Preferably, the clamping plate bottom is arc-shaped, the side wall of the clamping plate bottom is provided with a ball, and the ball bottom is connected in the sliding groove in a sliding mode.

Preferably, the clamping plate is fixedly connected with a pressure spring on one side in the through hole, the side end of the pressure spring is fixedly connected with a pull rod, and the top end of the pull rod penetrates through the side wall of the motor shell.

Has the advantages that:

this kind of electric motor rotor mounting structure installs back in motor housing through the rotor, with packing ring middle part bearing housing card income rotor front end, make its packing ring remove to side and lean on the fagging that L shape set up, insert the spacing inslot through the gag lever post and carry on spacingly, make its protecgulum side fagging and motor housing side fagging mutually support and extrude the packing ring and carry on spacingly in rotor the place ahead, the rotor rear is connected through the bearing and is fixed a position in bearing frame side constant head tank, make its rotor rotate the difficult emergence vibrations from top to bottom, be convex setting card in the spout that rotor side was seted up through the cardboard bottom in the mount pad, when making its rotor rotate, ball sliding connection through the setting of cardboard bottom is in the spout, rotor rotates the back and is difficult emergence displacement when not influencing the rotational speed, rotor rotates more stably, the operating efficiency of motor has been improved.

This kind of electric motor rotor mounting structure is provided with protecgulum and hou gai through motor housing both sides, the rotor front end runs through protecgulum and bearing connection in the top, break away from the back with the protecgulum lateral stretching messenger rotor front end in the protecgulum top, with the gasket lateral stretching, make its middle part bearing housing outwards remove on the rotor, the cardboard rebounds through the tension spring who sets up in the mounting bracket, shift out the cardboard from sliding in through the pull rod that stimulates tension spring top to set up, it is more convenient when making its rotor follow motor housing dismouting, it is more nimble to use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the front structure of the present invention;

FIG. 3 is a schematic view of the structure of the mounting frame of the present invention;

illustration of the drawings:

the motor comprises a motor shell-1, a front cover-2, a supporting plate-21, a gasket-3, a bearing sleeve-31, a limiting rod-4, a limiting groove-41, a coil-5, a rotor-51, a rear cover-6, a bearing seat-61, a positioning groove-62, a mounting rack-7, a clamping plate-8, a pressure spring-81, a sliding groove-9 and a ball-91.

Detailed Description

Referring to fig. 1-3, a motor rotor mounting structure comprises a motor housing 1, a coil 5 and a rotor 51, wherein the rotor 51 is arranged in the motor housing 1, the coil 5 is arranged on the rotor 51, the coil 5 is inserted into the motor housing 1 to rotate after being mounted through the rotor 51, so that the rotor 51 drives the coil 5 to rotate more conveniently in the motor housing 1, the front end of the motor housing 1 is movably connected with a front cover 2, the front end of the rotor 51 penetrates through the front cover 2 and is connected above through a bearing, the rear end of the motor housing 1 is provided with a rear cover 6, so that the rotor 51 is mounted in the motor housing 1, the front end of the motor housing 1 is sealed through the front cover 2, the rear end of the motor housing 1 is sealed by the rear cover 6, so that the rotor 51 is not easily influenced by external factors when rotating in the motor housing 1, the inner side end of the rear cover 6 is provided with a clamping groove, the bearing seat 61 is arranged in the clamping groove, the side of the bearing seat 61 is provided with a positioning groove 62, rotor 51 side end bearing connects in constant head tank 61, including through bearing frame 61 front end constant head tank 62 with rotor 51 side location, makes its rotor 51 when motor housing 1 internal rotation, and difficult emergence is shifted, and rotor 51 bottom is after the spacing rotation in bearing frame 61, and more stationarity when having improved rotor 51 and rotating.

As shown in fig. 2, all be provided with fagging 21 on the inboard and 1 front end both sides of motor housing of protecgulum 2, and both sides fagging 21 all is the setting of L shape symmetry, and fagging 21 sets up on protecgulum 2 and 1 lateral wall edge of motor housing, makes its protecgulum 2 lid in motor housing 1 top back, and fixed effect is better including extrudeing packing ring 3, makes 3 lateral walls of its packing ring laminating more stable on fagging 21, and difficult emergence vibrations.

As shown in fig. 2, a limiting groove 41 is formed on the side of the supporting plates 21, the gasket 3 is embedded between the supporting plates 21, the middle part of the gasket 3 is provided with the bearing sleeve 31, the limiting groove 41 on the front cover 2 side supporting plate 21 is arranged symmetrically to the limiting groove 41 on the side supporting plate 21 of the motor housing 1, so that the front cover 2 covers the side of the motor housing 1, and the gasket 3 is extruded between the two supporting plates 21 to achieve better fixing effect.

As shown in fig. 2, the two sides of the side end of the washer 3 are provided with the limit rods 4, the side end of each limit rod 4 is embedded in the limit groove 41, the side bearing of the rotor 51 is connected in the bearing sleeve 31, when the rotor 51 is inserted into the bearing sleeve 31 to rotate, the rotor 51 rotates in the bearing sleeve 31 at a high speed, a certain centrifugal force is easily generated to drive the washer 3 to rotate, the limit rods 4 on the two sides of the washer 3 are clamped into the side limit grooves 41 of the supporting plates 21 to limit, and the rotor 51 rotates more stably in the bearing sleeve 31 after the washer 3 is fixed.

As shown in fig. 2, the outer wall of the side of the rotor 51 is provided with a sliding groove 9, the upper side and the lower side of the sliding groove 9 are provided with mounting frames 7, the side ends of the mounting frames 7 are fixedly connected to the inner wall of the motor shell 1, the bottom ends of the mounting frames 7 are arranged above the sliding groove 9, so that the clamping plate 8 in the mounting frames 7 is more convenient to clamp into the sliding groove 9, the side of the rotor 51 is limited by the clamping plate 8, and the rotor 51 is not easy to displace when rotating.

As shown in fig. 2, set up in the mounting bracket 7 and locate the through-hole, it has cardboard 8 to inlay in the through-hole, and 8 side inlays in spout 9 of cardboard, including spacing cardboard 8 through the through-hole, make its cardboard 8 push down the card and carry out spacing effect better with rotor 51 side in spout 9, rotor 51 rotates the back more steady.

As shown in fig. 2, the bottom end of the clamping plate 8 is arc-shaped, the side wall of the bottom end of the clamping plate 8 is provided with the balls 91, the bottom ends of the balls 91 are slidably connected in the sliding grooves 9, the width of the clamping plate 8 is smaller than that of the sliding grooves 9, the clamping plate 8 arranged in an arc shape is clamped in the sliding grooves 9 above the rotor 51, the supporting effect of the clamping plate 8 is better, the balls 91 are attached in the sliding grooves 9, the rotor 51 rotates and then slides in the sliding grooves 9 of the rotor 51, the rotor 51 rotates more stably, and the clamping plate 8 limits the side of the rotor 51 to ensure that the rotation efficiency of the rotor 51 is not easily influenced by the clamping plate 8.

As shown in fig. 2, cardboard 8 is located fixedly connected with pressure spring 81 on one side in the through-hole, and pressure spring 81 side fixedly connected with pull rod, and the pull rod top runs through motor housing 1 lateral wall, and cardboard 8 is gone into through pressure spring 81 card and is kick-backed the extrusion in spout 9, makes its cardboard 8's supporting effect better, makes pressure spring 81 shrink shift out cardboard 8 from spout 9 in through the pulling pull rod, and it is more convenient when carrying out the dismouting to rotor 51.

The working principle is as follows: after the rotor 51 is installed in the motor shell 1, the clamping plate 8 is pulled upwards in the through hole of the installation frame 7 by pulling the pull rod arranged above the tension spring 81, the side bearing seat 61 of the rear cover 6 is clamped into the side end of the rotor 51, the rear cover 6 is fixed on the side of the motor shell 1, the side end of the rotor 51 is limited by the side positioning groove 62 of the bearing seat 61, the tension rod is loosened to enable the pressure spring 81 to rebound to clamp the bottom end of the clamping plate 8 in the side sliding groove 9 of the rotor 51 for limiting, the middle bearing sleeve 31 of the gasket 3 penetrates the middle part of the rotor 51, the gasket 3 is pushed to be pressed on the side supporting plate 21 of the motor shell 1, the side limiting rod 4 of the gasket 3 is clamped into the side limiting groove 41 of the supporting plate 21 to limit the gasket 3, the front cover 2 is covered on the side of the motor shell 1, the gasket 3 is pressed between the motor shell 1 and the side supporting plate 21 of the front cover 2 by the side supporting plate 21, insert limiting groove 41 through locating lever 4 and fix, make difficult vibrations from top to bottom of taking place after its rotor 51 rotates, both sides are at bearing housing 31 and bearing frame 61 internal rotation when making its rotor rotate, slide in spout 9 through ball 91 that cardboard 8 bottom set up, make difficult emergence displacement when not influencing the rotational speed after its rotor 51 rotates, rotor 51 rotates more stably.

Claims

1. The utility model provides an electric motor rotor mounting structure, includes motor housing (1), coil (5) and rotor (51), rotor (51) set up in motor housing (1), coil (5) set up on rotor (51), motor housing (1) front end swing joint has protecgulum (2), be provided with after motor housing (1) lid (6), its characterized in that: the front end of the rotor (51) penetrates through the front cover (2) and is connected to the upper portion through a bearing, a clamping groove is formed in the inner side end of the rear cover (6), a bearing seat (61) is arranged in the clamping groove, a positioning groove (62) is formed in the side of the bearing seat (61), and the side end of the rotor (51) is connected to the positioning groove (62) through the bearing.

2. The motor rotor mounting structure according to claim 1, wherein supporting plates (21) are arranged on both sides of the inner side of the front cover (2) and the front end of the motor housing (1), and the two supporting plates (21) are arranged symmetrically in an L shape.

3. The motor rotor mounting structure according to claim 2, wherein a limiting groove (41) is formed in the side of each supporting plate (21), a gasket (3) is embedded between the supporting plates (21), and a bearing sleeve (31) is arranged in the middle of the gasket (3).

4. The motor rotor mounting structure according to claim 3, wherein limiting rods (4) are arranged on two sides of the side end of the gasket (3), the side end of each limiting rod (4) is embedded in a limiting groove (41), and a rotor (51) is in bearing connection with the side of the bearing sleeve (31).

5. The motor rotor mounting structure according to claim 1, wherein a sliding groove (9) is formed in the outer side wall of the rotor (51), mounting frames (7) are arranged on the upper side and the lower side of the sliding groove (9), and the side end of each mounting frame (7) is fixedly connected to the inner wall of the motor shell (1).

6. The electric motor rotor mounting structure of claim 5, characterized in that a through hole is formed in the mounting bracket (7), a clamping plate (8) is embedded in the through hole, and the side end of the clamping plate (8) is embedded in the sliding groove (9).

7. The motor rotor mounting structure according to claim 6, wherein the bottom end of the clamping plate (8) is arranged in a circular arc shape, the side wall of the bottom end of the clamping plate (8) is provided with balls (91), and the bottom end of the balls (91) is slidably connected in the sliding groove (9).

8. The motor rotor mounting structure according to claim 7, wherein a pressure spring (81) is fixedly connected to one side of the clamping plate (8) positioned in the through hole, a pull rod is fixedly connected to the side end of the pressure spring (81), and the top end of the pull rod penetrates through the side wall of the motor housing (1).