CN210350994U

CN210350994U - Linear induction synchronous motor with simple structure

Info

Publication number: CN210350994U
Application number: CN201921824240.8U
Authority: CN
Inventors: 苏坤; 谭明木; 谭木莲
Original assignee: Foshan Jingben Motor Co Ltd
Current assignee: Foshan Jingben Motor Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-04-17
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a simple structure's linear induction synchronous machine, including motor housing, heat dissipation mechanism and damper, motor housing's inside fixed mounting has stator winding, and stator winding's inboard is provided with cage type rotor, stator winding dell is inside to run through there is interior axle, motor housing's the inside bearing that runs through of right-hand member, motor housing's inner wall laminating has the sponge layer, heat dissipation mechanism is located motor housing's upper surface, the inside of round hole runs through there is the heat pipe, damper is located motor housing's lower surface. The utility model discloses a sponge layer can absorb the noise and weaken to reduce the device's noise pollution, the heat pipe can be with the inside heat transfer of motor housing to the graphite cake on, the graphite cake is located the external world, and graphite has good thermal diffusivity, therefore the inside heat of motor housing arranges to the air through heat pipe and graphite cake fast in, thereby avoids the adverse reaction that the inside high temperature of motor housing arouses.

Description

Linear induction synchronous motor with simple structure

Technical Field

The utility model relates to the technical field of motors, especially, relate to simple structure's linear induction synchronous machine.

Background

In principle, a linear synchronous motor is completely the same as a corresponding rotary synchronous motor, and after sixties, because the linear synchronous motor is used as a propelling device for high-speed ground transportation and as the power of a lifting device after eighties, the linear synchronous motor becomes important.

The cage type rotor and the stator winding in the existing linear synchronous motor generate serious noise in the working process, the noise is not processed for a long time to cause certain influence on the hearing of workers, and then the heat dissipation performance in the motor is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the simple structure's of proposition linear induction synchronous machine, concrete characteristics can carry out effectual weakening to the noise that produces in the motor working process, and carry out heat-conduction to the external world to the inside heat of motor through the heat pipe.

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

linear induction synchronous motor with simple structure, including motor housing, heat dissipation mechanism and damper, motor housing's inside fixed mounting has stator winding, and stator winding's inboard is provided with cage type rotor, stator winding's inside is run through there is interior axle, motor housing's the inside bearing that has run through of right-hand member, motor housing's inner wall laminating has the sponge layer, heat dissipation mechanism is located motor housing's upper surface, and heat dissipation mechanism includes round hole, heat pipe and graphite cake, the inside of round hole is run through there is the heat pipe, and the upper end of heat pipe is connected with the graphite cake, damper is located motor housing's lower surface.

Preferably, the motor shell is connected with the inner shaft through a bearing, and the outer surface of the sponge layer is attached to the inner surface of the motor shell.

Preferably, the heat conduction pipes are uniformly distributed along the horizontal direction of the motor shell, and the heat conduction pipes are parallel to each other.

Preferably, the damping mechanism comprises a bottom plate, a soft cushion layer, a horizontal desktop, a hole groove and a fixing screw, the soft cushion layer is arranged below the bottom plate, the horizontal desktop is arranged below the soft cushion layer, the hole groove is formed in the bottom plate, and the fixing screw penetrates through the hole groove.

Preferably, the lower surface of the bottom plate is attached to the upper surface of the cushion layer, and the bottom plate is in threaded connection with the fixing screws through the hole grooves.

Preferably, the inner dimension of the hole groove is matched with the outer dimension of the fixing screw, and the hole grooves are symmetrical with each other about the transverse center line of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the inner wall of the motor shell in the linear induction synchronous motor with simple structure of the utility model is laminated with the sponge layer, the stator winding and the cage type rotor in the motor shell can generate larger noise in the working process, the sponge layer can absorb and weaken the noise, thereby reducing the noise pollution of the device, because the temperature difference between the two ends of the heat conducting pipe is large, the heat conducting pipe generates heat transfer phenomenon, the heat conducting pipe can transfer the heat in the motor shell to the graphite plate, the graphite plate is positioned outside, and the graphite has good heat dissipation, so that the heat in the motor shell is quickly discharged to the air through the heat conduction pipe and the graphite plate, thereby avoiding adverse reaction caused by overhigh temperature in the motor shell, the cushion layer is positioned between the bottom plate and the horizontal table top, when the motor during operation, the shaking force that the motor produced can not direct transmission for horizontal desktop, and the setting of cushion layer can reduce the external vibration sense that produces under the motor operating condition to a certain extent.

Drawings

Fig. 1 is a schematic view of the overall structure of a linear induction synchronous motor with a simple structure according to the present invention;

fig. 2 is a schematic diagram of a left side structure of the linear induction synchronous motor with a simple structure provided by the present invention;

fig. 3 is a schematic view of a bottom plate of a linear induction synchronous motor with a simple structure according to the present invention.

In the figure: the motor comprises a motor shell 1, a cage-type rotor 2, a stator winding 3, a bearing 4, an inner shaft 5, a sponge layer 6, a heat dissipation mechanism 7, round holes 701, a heat conduction pipe 702, a graphite plate 703, a damping mechanism 8, a bottom plate 9, a cushion layer 10, a horizontal table top 11, a hole groove 12 and a fixing screw 13.

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.

Referring to fig. 1-3, a linear induction synchronous motor with a simple structure comprises a motor housing 1, a heat dissipation mechanism 7 and a damping mechanism 8, wherein a stator winding 3 is fixedly arranged inside the motor housing 1, a cage-shaped rotor 2 is arranged on the inner side of the stator winding 3, an inner shaft 5 penetrates through the inside of the stator winding 3, a bearing 4 penetrates through the inside of the right end of the motor housing 1, a sponge layer 6 is attached to the inner wall of the motor housing 1, the motor housing 1 is connected with the inner shaft 5 through the bearing 4, the outer surface of the sponge layer 6 is attached to the inner surface of the motor housing 1, the sponge layer 6 is attached to the inner wall of the motor housing 1, the stator winding 3 and the cage-shaped rotor 2 inside the motor housing 1 can generate larger noise in the working process, and the sponge layer 6 can absorb and weaken the noise, thereby reducing the noise pollution of the device,

the heat dissipation mechanism 7 is located on the upper surface of the motor housing 1, and the heat dissipation mechanism 7 includes a circular hole 701, heat pipes 702 and graphite plates 703, the heat pipes 702 penetrate through the circular hole 701, the upper ends of the heat pipes 702 are connected with the graphite plates 703, the heat pipes 702 are uniformly distributed along the horizontal direction of the motor housing 1, and the heat pipes 702 are parallel to each other, one end of the heat pipe 702 is located inside the motor housing 1, and the other end of the heat pipe 702 is connected with the graphite plates 703, the stator winding 3 and the cage rotor 2 release a large amount of heat during operation, the heat contacts one end of the heat pipe 702, because the temperature difference between the two ends of the heat pipe 702 is large, the heat pipe 702 generates a heat transfer phenomenon, the heat pipe 702 can transfer the heat inside the motor housing 1 to the graphite plates 703, the graphite plates are located outside, and the graphite has good heat dissipation, so the heat inside the motor housing 1 is quickly exhausted to, thereby avoiding adverse reaction caused by overhigh temperature in the motor shell 1,

the damping mechanism 8 is positioned on the lower surface of the motor shell 1, the damping mechanism 8 comprises a bottom plate 9, a cushion layer 10, a horizontal table top 11, a hole groove 12 and a fixing screw 13, the cushion layer 10 is arranged below the bottom plate 9, the horizontal table top 11 is arranged below the cushion layer 10, the hole groove 12 is formed in the bottom plate 9, the fixing screw 13 penetrates through the hole groove 12, the lower surface of the bottom plate 9 is attached to the upper surface of the cushion layer 10, the bottom plate 9 is in threaded connection with the fixing screw 13 through the hole groove 12, when the device is used, the position of the device is fixed firstly, the bottom plate 9 is flatly laid on the horizontal table top 11, the fixing screw 13 is screwed in the hole groove 12 clockwise until the lower end of the fixing screw 13 extends into the horizontal table top 11, the bottom plate 9 is in threaded connection with the horizontal table top 11, the connection mode is easy to assemble and disassemble, the inner size of the hole groove 12 is matched with the outer size of the fixing screw 13, and the hole slots 12 are symmetrical about the transverse central line of the bottom plate 9, the cushion layer 10 is positioned between the bottom plate 9 and the horizontal tabletop 11, when the motor works, the vibration force generated by the motor cannot be directly transmitted to the horizontal tabletop 11, and the arrangement of the cushion layer 10 can reduce the external vibration sense generated under the working state of the motor to a certain extent.

The utility model discloses a theory of operation: when the device is used, firstly, the position of the device is fixed, the bottom plate 9 is flatly laid on the horizontal table top 11, then the fixing screw 13 is clockwise screwed inside the hole groove 12 until the lower end of the fixing screw 13 extends into the horizontal table top 11, so that the bottom plate 9 is in threaded connection with the horizontal table top 11, the heat conducting pipe 702 penetrates inside the round hole 701, so that one end of the heat conducting pipe 702 is positioned inside the motor shell 1, the other end of the heat conducting pipe 702 is connected with the graphite plate 703, a large amount of heat is released in the working process of the stator winding 3 and the cage type rotor 2, the heat contacts one end of the heat conducting pipe 702, the heat conducting pipe 702 generates a heat transfer phenomenon because the temperature difference between the two ends of the heat conducting pipe 702 is large, the heat conducting pipe 702 can transfer the heat inside the motor shell 1 to the graphite plate 703, the sponge layer 6 is attached to the inner wall of the motor shell 1, and the stator winding 3 and the cage type rotor 2, the sponge layer 6 can absorb and weaken noise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The linear induction synchronous motor with simple structure comprises a motor shell (1), a heat dissipation mechanism (7) and a damping mechanism (8), it is characterized in that a stator winding (3) is fixedly arranged in the motor shell (1), a cage-shaped rotor (2) is arranged on the inner side of the stator winding (3), an inner shaft (5) penetrates through the stator winding (3), a bearing (4) penetrates through the right end of the motor shell (1), a sponge layer (6) is attached to the inner wall of the motor shell (1), the heat dissipation mechanism (7) is positioned on the upper surface of the motor shell (1), the heat dissipation mechanism (7) comprises a round hole (701), a heat conduction pipe (702) and a graphite plate (703), the heat conduction pipe (702) penetrates through the round hole (701), and the upper end of the heat conducting pipe (702) is connected with a graphite plate (703), and the damping mechanism (8) is positioned on the lower surface of the motor shell (1).

2. The linear induction synchronous machine of simple structure according to claim 1, characterized in that the motor housing (1) is connected with the inner shaft (5) through a bearing (4), and the outer surface of the sponge layer (6) is attached to the inner surface of the motor housing (1).

3. The linear induction synchronous machine with simple structure according to claim 1, characterized in that the heat conducting pipes (702) are uniformly distributed along the horizontal direction of the machine housing (1), and the heat conducting pipes (702) are parallel to each other.

4. The linear induction synchronous motor with a simple structure according to claim 1, wherein the damping mechanism (8) comprises a bottom plate (9), a cushion layer (10), a horizontal table top (11), a hole groove (12) and a fixing screw (13), the cushion layer (10) is arranged below the bottom plate (9), the horizontal table top (11) is arranged below the cushion layer (10), the hole groove (12) is formed in the bottom plate (9), and the fixing screw (13) penetrates through the hole groove (12).

5. The linear induction synchronous motor with simple structure according to claim 4, characterized in that the lower surface of the bottom plate (9) is attached to the upper surface of the cushion layer (10), and the bottom plate (9) is in threaded connection with the fixing screw (13) through the hole groove (12).

6. The linear induction synchronous machine with simple structure according to claim 4, characterized in that the inner dimension of the hole grooves (12) is matched with the outer dimension of the fixing screw (13), and the hole grooves (12) are symmetrical with each other about the transverse center line of the bottom plate (9).