阅读说明：本技术 一种低温升电机结构 (A kind of low-temperature lifting motor structure ) 是由 柳超 张志凯 张喜臣 于 2018-05-23 设计创作，主要内容包括：本发明涉及一种低温升电机结构,包括定子铁芯、导热骨架和端盖,该电机结构还包括导热盖,所述的定子铁芯、导热骨架、导热盖和端盖依次组装,所述的导热盖与电机内的线圈接触,将线圈产生的热量传导到端盖和定子铁芯上散出。与现有技术相比,本发明具有导热、缓冲减振、密封和绝缘等优点。(The present invention relates to a kind of low-temperature lifting motor structures, including stator core, thermally conductive skeleton and end cap, the electric machine structure further includes conductive cover, stator core, thermally conductive skeleton, conductive cover and the end cap successively assembles, the heat that coil generates is transmitted on end cap and stator core and sheds by the coil contact in the conductive cover and motor.Compared with prior art, the present invention has many advantages, such as thermally conductive, buffer shock-absorbing, sealing and insulation.)

1. a kind of low-temperature lifting motor structure, including stator core, thermally conductive skeleton and end cap, which is characterized in that the electric machine structure is also Including conductive cover, the stator core, thermally conductive skeleton, conductive cover and end cap are successively assembled, in the conductive cover and motor Coil contact, the heat that coil generates is transmitted on end cap and stator core and sheds.

2. a kind of low-temperature lifting motor structure according to claim 1, which is characterized in that the conductive cover include edge and Heating column, the edge are set to four corner edges of conductive cover, and the heating column is set to the one of conductive cover connecting stator iron core The inside in face；After motor assembling, end cap and stator core, the heating column and coil are close in the edge two sides respectively It comes into full contact with.

3. a kind of low-temperature lifting motor structure according to claim 2, which is characterized in that the heating column include coil it Between heating column and coil top heating column.

4. a kind of low-temperature lifting motor structure according to claim 3, which is characterized in that between the coil heating column and Coil top heating column interval is uniformly distributed.

5. according to a kind of low-temperature lifting motor structure any in claim 3 or 4, which is characterized in that after motor assembling, Heating column is between two coils and comes into full contact with two coils between the coil, at the coil top heating column In each coil top and come into full contact with the coil.

6. a kind of low-temperature lifting motor structure according to claim 1, which is characterized in that the conductive cover is using good The conductive cover that is made of Heat Conduction Material.

7. a kind of low-temperature lifting motor structure according to any one of claims 1 to 4, which is characterized in that the conductive cover For with thermally conductive, buffer shock-absorbing, sealing and the conductive cover of insulation.

8. according to a kind of low-temperature lifting motor structure any in claim 7, which is characterized in that the four of the conductive cover A effect can be by adjusting the prominent one of effect of structure and material.

Technical field

The present invention relates to electric machine structure fields, more particularly, to a kind of low-temperature lifting motor structure.

Background technique

Motor temperature rise is mainly due to Inside coil copper loss causes, since coil a big chunk heat will pass through polyamide skeleton In air transmitted to motor body, polyamide skeleton and air conduction coefficient are too low, cause motor temperature rise very high；If in vacuum In application environment, thermally conductive situation is more severe, so design of electrical motor is greatly limited to motor temperature rise now, leverages The performance of motor in other respects.

By retrieval, China Patent Publication No. discloses a kind of stator core construction for motor for CN107769471A, including Stator core, the inner ring of the stator core are equipped with stator slot, and the outer ring of the stator core has section, the motor stator Core structure further includes the splicing block with section splicing, and one side of the splicing block close to section is bonded completely with section, The material for the thermal coefficient that the splicing block is greater than iron using thermal coefficient is made.It is fixed that the invention solves motor in the prior art Sub- radiator structure is complicated, and radiate insufficient problem.But the invention by the outer ring in stator core add heat-conducting block carry out it is scattered Heat directly contacts coil not as good as conductive cover of the invention and carries out heat transfer efficiency height.

Summary of the invention

It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of low-temperature lifting motor knots Structure.

The purpose of the present invention can be achieved through the following technical solutions:

A kind of low-temperature lifting motor structure, including stator core, thermally conductive skeleton and end cap, the electric machine structure further include thermally conductive Lid, the stator core, thermally conductive skeleton, conductive cover and end cap successively assemble, and the coil in the conductive cover and motor connects The heat that coil generates is transmitted on end cap and stator core and sheds by touching.

Preferably, the conductive cover includes edge and heating column, and the edge is set to four corner edges of conductive cover, institute The heating column stated is set to the inside of the one side of conductive cover connecting stator iron core；After motor assembling, the edge two sides difference It is close to end cap and stator core, the heating column comes into full contact with coil.

Preferably, the heating column includes heating column and coil top heating column between coil.

Preferably, heating column and coil top heating column interval are uniformly distributed between the coil.

Preferably, after motor assembling, heating column is between two coils and fills with two coils between the coil Tap touching, the coil top heating column are in the top of each coil and come into full contact with the coil.

Preferably, the conductive cover is the conductive cover being made using good Heat Conduction Material.

Preferably, the conductive cover is with thermally conductive, buffer shock-absorbing, sealing and the conductive cover of insulation.

Preferably, four effects of the conductive cover can be by adjusting the prominent one of effect of structure and material.

Compared with prior art, the invention has the following advantages that

1, electrical-coil can be generated heat by the conductive cover of thermally conductive skeleton and special designing by the present invention, by good Heat Conduction Material is transmitted on end cap and iron core and sheds.

2, the present invention can take into account four thermally conductive, buffer shock-absorbing, sealing and insulation works by the heat-conducting cover structure of special designing With more adjustable design and the more prominent one of effect of material.

3, the present invention can substantially reduce this particular surroundings electricity of the temperature rise of existing motor under the same conditions, especially vacuum The temperature rise of machine.

Detailed description of the invention

Fig. 1 is electric machine structure assembling schematic diagram of the invention；

Fig. 2 is heat-conducting cover structure schematic diagram of the invention.

Wherein 1 is stator core, and 2 be thermally conductive skeleton, and 3 be conductive cover, and 4 be end cap, and 31 be edge, and 32 lead between coil Plume, 33 be coil top heating column.

Specific embodiment

Technical solution in the embodiment of the present invention is carried out below clear, is fully described by, it is clear that described implementation Example is a part of the embodiments of the present invention, rather than whole embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work all should belong to the model that the present invention protects It encloses.

As depicted in figs. 1 and 2, a kind of low-temperature lifting motor structure, including stator core 1, thermally conductive skeleton 2 and end cap 4, the electricity Machine structure further includes conductive cover 3, and the conductive cover 3 is the conductive cover being made using good Heat Conduction Material, described Stator core 1, thermally conductive skeleton 2, conductive cover 3 and end cap 4 successively assemble, the coil contact in the conductive cover 3 and motor, will The heat that coil generates, which is transmitted on end cap 4 and stator core 1, to shed.

The conductive cover 3 includes edge 31 and heating column, and the edge 31 is set to four corner edges of conductive cover 3, institute The heating column stated is set to the inside of the one side of 3 connecting stator iron core 1 of conductive cover；After motor assembling, 31 two sides of edge It is close to end cap 4 and stator core 1 respectively, the heating column is sufficiently and coil contact.

The heating column includes heating column 32 and coil top heating column 33 between coil, thermally conductive between the coil Column 32 and the interval of coil top heating column 33 are uniformly distributed, and after motor assembling, heating column 32 is in two between the coil Come into full contact between coil and with two coils, the coil top heating column 33 be in the top of each coil and with the line Circle comes into full contact with.

The conductive cover 3 can take into account thermally conductive, buffer shock-absorbing, sealing and four effects of insulating, and the four of the conductive cover 3 A effect can be by adjusting the prominent one of effect of structure and material.The conductive cover is to use good Heat Conduction Material system Conductive cover made of work, Heat Conduction Material use silicon rubber substrate, and the ceramic particles such as boron nitride, aluminium oxide are filler, thermally conductive effect Fruit is very good.

After 31 complete machine of conductive cover edge assembling of the invention between end cap 4 and stator core 1, it can play thermally conductive, slow Eat up part of vibration and sealing function；The heating column 32 and 33 between coil and coil top can sufficiently and coil contact, greatly by coil The heat of generation is transmitted on end cap 4 and stator core 1 and sheds, especially vacuum environment.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right It is required that protection scope subject to.