CN210806870U

CN210806870U - Novel temperature-resistant motor stator

Info

Publication number: CN210806870U
Application number: CN201921449995.4U
Authority: CN
Inventors: 徐利利
Original assignee: Jiangsu Dallas Electromechanical Co ltd
Current assignee: Jiangsu Dallas Electromechanical Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-06-19
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a novel temperature-resistant motor stator, which comprises a stator core and a stator winding, wherein the stator winding is fixedly arranged on the surface of the inner wall of the stator core, a cooling liquid pipe is fixedly arranged inside the stator core, a heat-conducting plate is fixedly arranged on the surface of the inner wall of the cooling liquid pipe, one end of the heat-conducting plate is fixedly connected with a first heat-conducting column, one end of the first heat-conducting column, which is far away from the heat-conducting plate, penetrates through the cooling liquid pipe and extends to the inside of the stator core, and a heat-radiating fin is fixedly arranged; the utility model discloses a coolant liquid pipe of installation can further improve this stator core's radiating effect, can avoid the high temperature and cause the damage to stator core, has effectively improved this motor stator's high temperature resistance ability, through the second heat conduction post of installation, also can dispel the heat to stator winding when to stator core radiating for this motor stator's high temperature resistance ability is more.

Description

Novel temperature-resistant motor stator

Technical Field

The utility model relates to a motor stator technical field specifically is a novel temperature resistant motor stator.

Background

The motor is a device for converting electric energy into mechanical energy, and is characterized by that it utilizes stator winding to produce rotating magnetic field and makes it act on rotor to form magnetoelectric power rotating torque, and said motor mainly is formed from stator and rotor, the direction of forced movement of conducting wire in the magnetic field is related to current direction and magnetic induction line (magnetic field direction), and the motor stator is a static portion of motor, and is formed from three portions of stator core, stator winding and machine base, and the stator mainly is used for producing rotating magnetic field, and the rotor mainly is used for cutting by magnetic force line in the rotating magnetic field to produce (output) current, and the motor stator is an important component of motor of generator and starter, etc., and the stator is an important portion of motor, and the motor accessories market is distributed in southeast coast and Yangtze river delta region.

However, most of motor stators in the market at present have poor high temperature resistance, and are inconvenient to use, and a large amount of heat can be generated in the working conditions of accelerating overtaking, climbing and the like of a common motor, and the heat conductivity of air in the base is poor, so that the heat generated by the stator core can not be dissipated timely, the stator can deform and burn out due to overhigh temperature, and the service life of the motor can be seriously shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel temperature resistant motor stator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel temperature resistant motor stator, includes stator core and stator winding, stator winding fixed mounting is on stator core inner wall surface, the inside fixed mounting of stator core has the coolant liquid pipe, coolant liquid pipe inner wall fixed surface installs the heat-conducting plate, the first heat conduction post of heat-conducting plate one end fixedly connected with, the one end that the heat-conducting plate was kept away from to first heat conduction post runs through the coolant liquid pipe and extends to inside the stator core, first heat conduction post outer wall fixed surface installs radiating fin, the inside fixed mounting of stator winding has the second to lead the heat post, stator core and fixed connection are run through on the coolant liquid pipe surface to second heat conduction post one end.

Preferably, the surface of the outer wall of the stator core is fixedly provided with a heat-conducting insulating sleeve body, one side of the inside of the heat-conducting insulating sleeve body is fixedly provided with a liquid inlet nozzle, one end of the liquid inlet nozzle extends to the outside of the heat-conducting insulating sleeve body, the other side of the inside of the heat-conducting insulating sleeve body is fixedly provided with a liquid outlet nozzle, and one end of the liquid outlet nozzle extends to the outside of the heat-conducting insulating sleeve body.

Preferably, one end of the cooling liquid pipe is fixedly connected with the liquid inlet nozzle, and the other end of the cooling liquid pipe is fixedly connected with the liquid outlet nozzle.

Preferably, the surface of the heat conducting plate is provided with a heat radiating groove.

Preferably, the cooling liquid pipe surrounds the stator core for one circle.

Preferably, the heat conducting plate is spirally distributed in the cooling liquid pipe.

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

1. the utility model discloses a coolant liquid pipe of installation, when the in-service use, accessible feed liquor mouth is to the intraductal injection cooling liquid of coolant liquid, after the coolant liquid pours into the coolant liquid intraductal into, the heat that the coolant liquid pipe adsorbs stator core can be carried away, then discharge by liquid outlet nozzle, because the coolant liquid pipe encircles in the inside round of stator core, the event adsorbs the inside heat of stator core more, and radiating fin and first heat conduction post also can absorb the inside heat of stator core, then conduct again to the heat-conducting plate on, take away by the coolant liquid at last, thereby can further improve this stator core's radiating effect, can avoid the high temperature and lead to the fact the damage to stator core, this motor stator's high temperature resistance can effectively be improved.

2. The utility model discloses a second heat conduction post of installation, when the in-service use, the inside heat that produces of stator winding can be absorbed to the second heat conduction post, then conducts to the coolant liquid pipe on, is taken away by the coolant liquid at last, also can dispel the heat to stator winding when to the stator core radiating for this motor stator's high temperature resistance can be better.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

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

fig. 4 is a schematic structural view of the first heat-conducting pillar of the present invention.

In the figure: 1-a stator core; 2-stator winding; 3-heat conducting insulating sleeve body; 4-a liquid inlet nozzle; 5-a liquid outlet nozzle; 6-a first thermally conductive post; 7-a heat-conducting plate; 8-a coolant tube; 9-a second thermally conductive post; 10-heat dissipation fins; 11-heat sink.

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 novel temperature-resistant motor stator comprises a stator core 1 and a stator winding 2, wherein the stator winding 2 is fixedly arranged on the inner wall surface of the stator core 1, a cooling liquid pipe 8 is fixedly arranged inside the stator core 1, a heat conducting plate 7 is fixedly arranged on the inner wall surface of the cooling liquid pipe 8, one end of the heat conducting plate 7 is fixedly connected with a first heat conducting column 6, one end, far away from the heat conducting plate 7, of the first heat conducting column 6 penetrates through the cooling liquid pipe 8 and extends to the inside of the stator core 1, when the novel temperature-resistant motor stator is used, cooling liquid can be injected into the cooling liquid pipe 8 through a liquid inlet nozzle 4, after the cooling liquid is injected into the cooling liquid pipe 8, the cooling liquid pipe 8 can be carried away to adsorb heat of the stator core 1 and then is discharged through a liquid outlet nozzle 5, the cooling liquid pipe 8 surrounds the inner circle of the stator core 1, so that the heat inside the stator core 1 is adsorbed more, and heat, then the heat is conducted to the heat conducting plate 7 and finally taken away by the cooling liquid, so that the heat dissipation effect of the stator core 1 can be further improved, the damage to the stator core 1 caused by overhigh temperature can be avoided, the high temperature resistance of the motor stator is effectively improved, the heat dissipation fins 10 are fixedly arranged on the surface of the outer wall of the first heat conducting column 6, the heat absorption area of the first heat conducting column 6 can be increased by the heat dissipation fins 10, so that the heat inside the stator core 1 can be quickly absorbed, the second heat conducting column 9 is fixedly arranged inside the stator winding 2, one end of the second heat conducting column 9 penetrates through the stator core 1 and is fixedly connected to the surface of the cooling liquid pipe 8, when the heat dissipation device is used, the second heat conducting column 9 can absorb the heat generated inside the stator winding 2 and then conducts to the cooling liquid pipe 8, and finally the heat is taken away by the cooling liquid, so that the stator winding 2 can be dissipated while, the high-temperature resistance of the motor stator is better.

Wherein, 1 outer wall fixed surface of stator core installs heat conduction insulator housing 3, and the heat that 1 stator core produced conducts heat conduction insulator housing 3 further heat dissipation again to promote the radiating effect of motor, 3 inside one side fixed mounting of heat conduction insulator housing have

feed liquor mouth

4, and 4 one end of feed liquor mouth extend to 3 outsides of heat conduction insulator housing, 3 inside opposite side fixed mounting of heat conduction insulator housing have liquid outlet mouth 5, and 5 one end of liquid outlet mouth extend to 3 outsides of heat conduction insulator housing.

Wherein, 8 one end of coolant pipe and 4 fixed connection of feed liquor mouth, 8 other ends of coolant pipe and 5 fixed connection of liquid outlet nozzle.

The surface of the heat conducting plate 7 is provided with a heat radiating groove 11, so that the heat radiating area of the heat conducting plate 7 can be increased, and the cooling liquid can better absorb the heat of the heat conducting plate 7.

Wherein, coolant liquid pipe 8 encircles the inside round in stator core 1, adsorbs the inside heat of stator core 1 more.

The heat conducting plate 7 is spirally distributed in the cooling liquid pipe 8, so that the cooling liquid can be spirally pushed, the flowing of the cooling liquid in the cooling liquid pipe 8 can be accelerated, and the heat dissipation effect can be improved.

The working principle is as follows: when using, the accessible feed liquor mouth 4 pours into the coolant liquid into 8 in the coolant liquid pipe, back in coolant liquid injection coolant liquid pipe 8, can carry away the heat that coolant liquid pipe 8 adsorbs stator core 1, then discharge by liquid outlet 5 again, because coolant liquid pipe 8 encircles in the inside round of stator core 1, the event adsorbs the inside heat of stator core 1 more, and radiating fin 10 and first heat conduction post 6 also can absorb the inside heat of stator core 1, then conduct again to on the heat-conducting plate 7, take away by the coolant liquid at last, thereby can further improve this stator core 1's radiating effect, can avoid the high temperature and lead to the fact the damage to stator core 1, and first heat conduction post 6, heat-conducting plate 7 and second heat conduction post 9 are the aluminum alloy material preparation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 novel temperature resistant motor stator, includes stator core (1) and stator winding (2), stator winding (2) fixed mounting is in stator core (1) inner wall surface, its characterized in that: stator core (1) inside fixed mounting has coolant liquid pipe (8), coolant liquid pipe (8) inner wall fixed surface installs heat-conducting plate (7), the first heat conduction post (6) of heat-conducting plate (7) one end fixedly connected with, the one end that heat-conducting plate (7) were kept away from in first heat conduction post (6) runs through coolant liquid pipe (8) and extends to stator core (1) inside, first heat conduction post (6) outer wall fixed surface installs radiating fin (10), stator winding (2) inside fixed mounting has second heat conduction post (9), stator core (1) and fixed connection are run through to second heat conduction post (9) one end in coolant liquid pipe (8) surface.

2. The novel temperature-resistant motor stator according to claim 1, characterized in that: stator core (1) outer wall fixed surface installs heat conduction insulator (3), the inside one side fixed mounting of heat conduction insulator (3) has feed liquor mouth (4), and feed liquor mouth (4) one end extends to heat conduction insulator (3) outsidely, the inside opposite side fixed mounting of heat conduction insulator (3) has drain nozzle (5), and drain nozzle (5) one end extends to heat conduction insulator (3) outsidely.

3. The novel temperature-resistant motor stator according to claim 1, characterized in that: the cooling liquid pipe (8) one end and feed liquor mouth (4) fixed connection, cooling liquid pipe (8) other end and play liquid mouth (5) fixed connection.

4. The novel temperature-resistant motor stator according to claim 1, characterized in that: the surface of the heat conducting plate (7) is provided with a heat radiating groove (11).

5. The novel temperature-resistant motor stator according to claim 1, characterized in that: the cooling liquid pipe (8) surrounds the stator core (1) for one circle.

6. The novel temperature-resistant motor stator according to claim 1, characterized in that: the heat conducting plate (7) is spirally distributed in the cooling liquid pipe (8).