CN215990488U - Motor stator with water cooling loop and axial flux motor - Google Patents
Motor stator with water cooling loop and axial flux motor Download PDFInfo
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- CN215990488U CN215990488U CN202121287668.0U CN202121287668U CN215990488U CN 215990488 U CN215990488 U CN 215990488U CN 202121287668 U CN202121287668 U CN 202121287668U CN 215990488 U CN215990488 U CN 215990488U
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- stator winding
- loop
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 230000004907 flux Effects 0.000 title claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 76
- 239000000498 cooling water Substances 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 abstract description 14
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model relates to a motor stator with a water cooling loop and an axial flux motor, wherein the motor stator with the water cooling loop comprises a winding support, a plurality of motor stator winding modules, an outer ring side wall and a water cooling pipe, the winding support comprises a bearing seat, an upper angle disc and a lower angle disc, the upper angle disc and the lower angle disc are respectively arranged at the top and the bottom of the bearing seat, the plurality of motor stator winding modules are arranged at the outer side of the winding support in a surrounding manner, stator pole shoes at two ends of a stator core in each motor stator winding module are respectively abutted between the upper angle disc and the lower angle disc, a loop space is formed among the plurality of motor stator winding modules, the upper angle disc, the lower angle disc and the bearing seat, and the water cooling pipe is spirally arranged in the loop space in a surrounding manner. The utility model adopts a water-cooling circulation mode, the heat is dissipated by introducing flowing liquid into the water-cooling water pipe, and meanwhile, the heat conducting blocks are arranged on the two sides of the stator winding, so that the heat dissipation of the motor is performed by increasing the heat dissipation area, and the heat dissipation efficiency of the motor is further improved.
Description
Technical Field
The utility model belongs to the technical field of motors, and particularly relates to a motor stator with a water cooling loop and an axial flux motor.
Background
The motor is a device for converting electric energy into mechanical energy, and mainly comprises a stator, a rotor, a shell, an end cover and the like, wherein the stator of the motor is an important component of the motor. The stator core and the rotor core, and the air gaps between the stator and the rotor form a complete magnetic circuit of the motor, and the structure and the arrangement of the stator are related to the overall performance of the motor.
Among the prior art, the assembly of axial flux motor stator adopts the hollow dish of a body structure as the outer loop usually, stator and hollow dish interference fit, during the assembly, need heat the hollow dish outer loop, make it be heated expansion, the cold contraction inner ring makes the inner ring cold contraction, again with the hollow dish of stator embedding, this kind of assembly method installation difficulty, the loaded down with trivial details complicacy of technology, it is very high to the machining precision requirement of part, consequently the process cost is very high, and there is the risk that the copper line coat of winding is scalded to the hollow dish that preheats still. In addition, in the motor use, the motor can produce a large amount of heats, after the heat reaches a certain degree, the motor just can not be used, otherwise insulation breakdown will take place, make the motor burn out, can greatly reduce the life of motor, can increase the manufacturing cost and reduction in production efficiency in the production process simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of insufficient heat dissipation capacity, low heat dissipation efficiency and the like of the motor stator, the utility model provides the motor stator with the water cooling loop and the axial flux motor.
The utility model provides a motor stator with a water cooling loop, which comprises a winding support, a plurality of motor stator winding modules, an outer ring side wall and a water cooling water pipe,
the winding support comprises a bearing seat, an upper angle disc and a lower angle disc, and the upper angle disc and the lower angle disc are respectively arranged at the top and the bottom of the bearing seat;
a plurality of motor stator winding modules encircle to be located the outside of winding support, just motor stator winding module all includes stator core and stator winding, both ends symmetry on the stator core is equipped with the stator pole shoe, stator winding encircles to be located on the stator core, the stator pole shoe at stator core both ends respectively with go up the corner disc and go up the corner disc butt, just a plurality of motor stator winding modules with form the loop space between last corner disc, the lower corner disc and the bearing frame, water-cooling water pipe is around locating in the loop space, just the outer loop lateral wall is located the outside of a plurality of motor stator winding modules.
In one embodiment, heat conducting blocks are arranged on two sides of the inner ring surface and the outer ring surface of the stator winding.
In one embodiment, the water pipe inlet and/or the water pipe outlet of the water-cooled water pipe penetrates through the space between two adjacent stator pole shoes and protrudes out of the stator winding.
In one embodiment, the stator pole shoes have pole shoe side edge portions arranged obliquely inward from an edge of the core, and a space between the stator pole shoes of two adjacent motor stator winding modules is a space between pole shoe side edge portions of the stator pole shoes of two adjacent motor stator winding modules.
In one embodiment, the inner faces of the stator pole shoes coincide with the faces of the upper and lower corner discs, respectively.
In one embodiment, the outer side surface of the bearing seat is provided with a bearing seat groove which can be used for positioning the water-cooling water pipe.
In one embodiment, the cross section of the water-cooling water pipe is of a circular structure, or the cross section of the water-cooling water pipe is of a flat structure.
In one embodiment, the water-cooled water pipe is in contact with the bearing housing and the stator winding, respectively.
A second aspect of the utility model provides an axial flux machine comprising a machine stator with a water-cooled loop as described above.
The utility model has the characteristics and beneficial effects that:
1. according to the motor stator with the water cooling loop and the axial flux motor, the water cooling water pipes are arranged on the winding support and the plurality of motor stator winding modules, flowing liquid is introduced into the water cooling water pipes, and heat generated by the motor is dissipated in a water cooling circulation mode, so that the heat dissipation efficiency of the motor is improved.
2. According to the motor stator with the water-cooling loop and the axial flux motor, the heat conducting blocks are arranged on the two sides of the inner ring surface or the outer ring surface of the stator winding, and are favorable for increasing the contact area of the stator winding and the water-cooling water pipe, so that heat dissipation is performed in a mode of increasing the heat dissipation area, and the heat dissipation efficiency is favorably improved.
3. According to the motor stator with the water cooling loop and the axial flux motor, the bearing seat groove is formed in the outer side surface of the bearing seat, so that the positioning of the water cooling water pipe is facilitated, the contact area between the water cooling water pipe and the outer ring side wall or the bearing seat is increased, and the heat dissipation efficiency of the motor is further increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of two adjacent motor stator winding modules of the present invention;
FIG. 3 is a sectional view of a circular water-cooled water pipe of the present invention;
FIG. 4 is a sectional view of the water-cooled water pipe of the present invention;
FIG. 5 is a sectional view of the flat water-cooled water pipe of the present invention.
The main reference numbers:
a winding support 1; a bearing housing 11; a bearing seat groove 111; an upper corner plate 12; a lower corner plate 13; a motor stator winding module 2; a stator core 21; a stator winding 22; stator pole shoes 23; pole piece side portions 232; a heat-conductive block 24; a water-cooling water pipe 5; a water pipe inlet 51; a water pipe outlet 52.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings. Those skilled in the art will appreciate that the present invention is not limited to the drawings and the following examples.
As used herein, the term "include" and its various variants are to be understood as open-ended terms, which mean "including, but not limited to. The terms "upper", "lower" and the like are used only to indicate a positional relationship between relative objects. The terms "first", "second" and the like are used merely to indicate different technical features and have no essential meaning.
The utility model provides a motor stator with a water-cooling loop, which comprises a winding support 1, a plurality of motor stator winding modules 2, an outer ring side wall and a water-cooling water pipe 5, wherein the winding support 1 comprises a bearing seat 11, an upper angle disc 12 and a lower angle disc 13, and the upper angle disc 12 and the lower angle disc 13 are respectively arranged at the top and the bottom of the bearing seat 11; a plurality of motor stator winding module 2 encircle the outside of locating winding support 1, and motor stator winding module 2 all includes stator core 21 and stator winding 22, the both ends symmetry on the stator core 21 is equipped with stator pole shoe 23, stator winding 22 encircles and locates on stator core 21, stator pole shoe 23 at stator core 21 both ends respectively the butt at last corner disc 12 and between lower corner disc 13, and a plurality of motor stator winding module 2 and last corner disc 12, form the loop space between lower corner disc 13 and the bearing frame 11, water-cooling water pipe 5 is the heliciform and encircles and locate in the loop space, and the outer loop lateral wall locates a plurality of motor stator winding module 2 outsides.
In a preferred embodiment, the inner side of the stator pole shoe 23 coincides with the side of the upper corner disk 12 and the lower corner disk 13, respectively.
In a preferred manner, the water-cooled water pipe 5 can also be one, is arranged in the loop space in a bent shape,
as shown in fig. 1, heat conducting blocks 24 are disposed on both sides of the inner annular surface and the outer annular surface of the stator winding 22, and the height of the heat conducting blocks 24 is lower than that of the stator core 21, wherein the heat conducting blocks 24 are used for increasing the contact area between the stator winding 22 and the water-cooling water pipe 5.
As shown in fig. 1, a water inlet 51/a water outlet 52 of the water-cooled water pipe passes through the space between two adjacent stator pole pieces 23 and protrudes outside the stator winding 22.
The two adjacent stator pole shoes 23 refer to the stator pole shoes 23 on the same plane of the two adjacent motor stator winding modules 2, and the water inlet 51 and the water outlet 52 are divided into two ends in the axial direction of the same stator winding 22.
As shown in fig. 2, the stator pole shoes 23 have pole shoe side edge portions 232 arranged obliquely inward from the edge of the core, and the space between the stator pole shoes 23 of two adjacent stator winding modules 2 of the electric machine is the space between the pole shoe side edge portions 232 of the stator pole shoes 23 of two adjacent stator winding modules 2 of the electric machine.
As shown in fig. 3 and 4, the outer side surface of the bearing housing 11 is provided with a bearing housing groove 111 that can be used for positioning the water-cooled water pipe 5.
As shown in fig. 5, the cross section of the water-cooling water pipe 5 is a circular structure, or the cross section of the water-cooling water pipe 5 is a flat structure.
As shown in fig. 3 to 5, the water-cooling pipe 5 is in contact with the bearing seat 11 and the stator winding 22, so that the contact area between the water-cooling pipe 5 and the bearing seat 11 and the stator winding 22 can be increased, and heat dissipation is facilitated.
The method comprises the following specific operation steps:
as shown in fig. 1-5, in a specific use process of the motor stator with a water cooling loop according to the present invention, a water cooling water pipe 5 is first disposed on an outer side of a bearing seat 11 and is positioned by a bearing seat groove 111, at this time, a plurality of motor stator winding modules 2 are disposed around an outer side of a winding support 1, and a water pipe inlet 51 and a water pipe outlet 52 of the water cooling water pipe 5 protrude outside a stator winding 22 through a space between stator pole shoes 23 in two adjacent motor stator winding modules 2, so as to connect a water inlet pipeline and a water return pipeline. When the motor works, the flowing liquid is introduced into the water cooling water pipe 5 through the water inlet 51 of the water pipe, and because the side surface of the water cooling water pipe 5 is in contact with the stator winding 22 and the bearing seat 11, partial heat generated by the motor can be absorbed by the liquid in the water cooling water pipe 5 and flows out through the water outlet 52 of the water pipe, and the other part of heat generated by the motor can be outwards emitted through the bearing seat 11, so that the purpose of generating heat during the work of the generator is achieved.
The utility model provides a motor stator winding module which is characterized in that a winding support and a plurality of motor stator winding modules are provided with water-cooling water pipes, flowing liquid is introduced into the water-cooling water pipes, heat generated by a motor is dissipated in a water-cooling circulation mode, and meanwhile, heat conducting blocks are arranged on two sides of the inner ring surface or the outer ring surface of a stator winding and are beneficial to increasing the contact area of the stator winding and the water-cooling water pipes, so that heat dissipation is performed in a mode of increasing the heat dissipation area. In addition, the outer side surface of the bearing seat is provided with the bearing seat groove, so that the positioning of the water-cooling water pipe is facilitated, the contact area between the water-cooling water pipe and the outer ring side wall or the bearing seat is increased, and the heat dissipation efficiency of the motor is further increased.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A motor stator with a water cooling loop is characterized by comprising a winding support, a plurality of motor stator winding modules, an outer ring side wall and a water cooling water pipe,
the winding support comprises a bearing seat, an upper angle disc and a lower angle disc, and the upper angle disc and the lower angle disc are respectively arranged at the top and the bottom of the bearing seat;
a plurality of motor stator winding modules encircle to be located the outside of winding support, just motor stator winding module all includes stator core and stator winding, both ends symmetry on the stator core is equipped with the stator pole shoe, stator winding encircles to be located on the stator core, the stator pole shoe at stator core both ends respectively with go up the corner disc and go up the corner disc butt, just a plurality of motor stator winding modules with form the loop space between last corner disc, the lower corner disc and the bearing frame, water-cooling water pipe is around locating in the loop space, just the outer loop lateral wall is located the outside of a plurality of motor stator winding modules.
2. The stator of an electric motor having a water-cooling circuit as claimed in claim 1, wherein heat-conducting blocks are provided on both sides of an inner circumferential surface and an outer circumferential surface of the stator winding.
3. The stator of an electric machine with a water-cooling loop as claimed in claim 1, wherein the water inlet and/or outlet of the water-cooling water pipe passes through the space between two adjacent stator pole shoes and protrudes outside the stator winding.
4. An electric machine stator with a water-cooling loop as claimed in claim 3, wherein the stator pole shoes have pole shoe side edge portions arranged obliquely inward from edges of the core, and a space between the stator pole shoes of two adjacent electric machine stator winding modules is a space between the pole shoe side edge portions of the stator pole shoes of two adjacent electric machine stator winding modules.
5. The stator of an electric machine having a water-cooled loop of claim 1, wherein inner sides of the stator pole shoes coincide with sides of the upper and lower corner plates, respectively.
6. The stator of an electric motor with a water-cooling loop as claimed in claim 1, wherein the outer side surface of the bearing seat is provided with a bearing seat groove for positioning the water-cooling water pipe.
7. The stator of an electric motor with a water cooling loop as claimed in claim 1, wherein the cross section of the water cooling water pipe is a circular structure or the cross section of the water cooling water pipe is a flat structure.
8. The stator of an electric motor having a water cooling loop as set forth in claim 6, wherein said water cooling water pipes are in contact with said bearing housing and said stator winding, respectively.
9. An axial flux machine comprising a machine stator with a water cooling circuit according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287668.0U CN215990488U (en) | 2021-06-09 | 2021-06-09 | Motor stator with water cooling loop and axial flux motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287668.0U CN215990488U (en) | 2021-06-09 | 2021-06-09 | Motor stator with water cooling loop and axial flux motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215990488U true CN215990488U (en) | 2022-03-08 |
Family
ID=80513776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121287668.0U Active CN215990488U (en) | 2021-06-09 | 2021-06-09 | Motor stator with water cooling loop and axial flux motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215990488U (en) |
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2021
- 2021-06-09 CN CN202121287668.0U patent/CN215990488U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 313009, No. 585-483, Shiyuan West Road, Dongqian Street, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou Hardcore Pai Technology Co.,Ltd. Country or region after: China Address before: 244000 Tongling Economic Development Zone, Anhui Province Patentee before: Tongling hardcore Technology Co.,Ltd. Country or region before: China |