CN111262365A - Motor winding and manufacturing method thereof - Google Patents
Motor winding and manufacturing method thereof Download PDFInfo
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- CN111262365A CN111262365A CN202010255237.XA CN202010255237A CN111262365A CN 111262365 A CN111262365 A CN 111262365A CN 202010255237 A CN202010255237 A CN 202010255237A CN 111262365 A CN111262365 A CN 111262365A
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- 238000004804 winding Methods 0.000 title claims abstract description 224
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 claims abstract description 52
- 239000010949 copper Substances 0.000 claims abstract description 52
- 238000010030 laminating Methods 0.000 claims abstract description 9
- 238000004080 punching Methods 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims 1
- 230000004907 flux Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010408 sweeping Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
- H02K15/0435—Wound windings
- H02K15/0492—Diagonally wound hollow coils
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Windings For Motors And Generators (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a motor winding and a manufacturing method thereof, wherein the motor winding is formed by laminating N-layer lamellar winding components, each lamellar winding component consists of a plurality of winding units which are annularly arranged along the circumferential direction, each winding unit is formed by punching and forming a copper sheet, the winding units are sequentially nested and have a multi-circle annular structure to form a sector shape with a hollow middle part, the plurality of winding components form a phase, and the end parts of the winding units form a wiring terminal, wherein N is a positive integer. The invention optimizes the structure of the winding, effectively improves the area, further greatly increases the magnetic flux, is beneficial to avoiding the short circuit of the winding by wrapping the insulating layer on the outer side of the copper sheet, improves the safety and the stability of the motor winding, has more regular connection and outgoing lines due to the multi-turn surrounding sector structure, can reduce the winding error of the winding, and is very easy to check the winding error in the production process. Furthermore, the size of the motor can be reduced, the performance of the motor can be improved, and the user experience can be improved.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a motor winding and a manufacturing method thereof.
Background
Electric machines can be classified into distributed winding generators and concentrated winding generators according to the stator coil winding scheme. Distributed winding generators can be divided into circular coils and square coils according to the cross-sectional shape of the stator winding.
In the prior art, chinese patent CN104779728A discloses a stator winding structure of a disc-type coreless permanent magnet motor and a disc-type coreless permanent magnet motor, which at least includes 3 sets of unit coil sets with staggered included angles and sequentially stacked downward along a clockwise direction to form a closed loop structure, each unit coil set includes 2 coils with staggered included angles and sequentially stacked upward along a clockwise direction, each coil includes a pair of magnet sweeping edges which are straight line segments and inner and outer ineffective edges connected to inner and outer end portions of the magnet sweeping edges to form a closed loop structure, the magnet sweeping edges of each coil are arranged and distributed on the same annular surface along a circumferential radial direction, and all the magnet sweeping edges in the winding are located on the same plane and have the same height, the inner and outer ineffective edges of each coil are respectively bent downward relative to the corresponding magnet sweeping edges and are stacked to form an inner convex upward and downward relative to the magnet sweeping edges, External superposition, this solution presents the following drawbacks:
(1) each unit coil, such as the first coil 11 and the second coil 12, is composed of coils which are sequentially laminated upwards, the winding mode of the coils is complex, and the production efficiency is low;
(2) the winding made of copper wires by laminating and winding has the advantages of small magnetic flux, low conversion efficiency, large volume, heavy weight and high cost.
In view of this, it is urgently needed to improve the structure of the existing motor winding to improve the production efficiency, increase the magnetic flux and improve the conversion efficiency.
Disclosure of Invention
The invention aims to solve the technical problems that the existing winding and connecting mode is complex, production is not facilitated, magnetic flux is small, and conversion efficiency is low.
In order to solve the technical problem, the technical scheme adopted by the invention is to provide a motor winding which is laminated by N layers of sheet winding components, each sheet winding component is composed of a plurality of winding units annularly arranged along the circumferential direction, each winding unit is formed by punching a copper sheet and is sequentially nested to form a multi-ring annular sector shape with a hollow middle part, in the plurality of winding components, the plurality of winding units in each sheet winding component are divided into groups, each group of winding units are mutually connected in series, the winding units corresponding to adjacent layers in the N layers of sheet winding components are connected in series to form two phases or three phases of the motor winding, and an extending end at the outermost side in each phase forms a connecting terminal of the phase, wherein N is a positive integer.
In the above technical solution, two ends of each winding unit are respectively an input end and an output end, and the input ends and the output ends of two adjacent winding units except the connection terminal are overlapped in the axial direction.
In the above technical solution, the sector-shaped winding unit is divided into two side linear portions and two arc-shaped portions connected to the two side linear portions, the linear portions are recessed downward to form recessed portions, and the opposite arc-shaped portions are protruding portions.
In the above technical scheme, the N layers of sheet winding assemblies are divided into two groups, the two groups of sheet winding assemblies are oppositely arranged, the concave portions are arranged in a staggered manner, and the arc portions are arranged in an overlapping manner.
In the above technical solution, each sheet winding assembly in each group of sheet winding assemblies is overlapped.
In the technical scheme, the sector shape of the winding unit is formed by winding a plurality of turns of copper sheets, and a gap is formed between two adjacent turns of copper sheets.
In the technical scheme, the input end and the output end between two connected layers of sheet winding assemblies are connected through welding, and adjacent phases are connected through welding.
The invention adopts another technical scheme that a manufacturing method of a motor winding is provided, which comprises the following steps:
stamping a sheet copper sheet into the winding unit;
arranging a plurality of winding units in a ring shape to form a circular ring shape to manufacture the sheet winding assembly;
insulating the sheet winding assembly;
laminating a plurality of the sheet winding assemblies into the motor winding;
and welding the input end and the output end in the adjacent winding units to form two phases or three phases, and finally welding the connecting terminal of each phase.
In the above technical solution, the sector-shaped winding unit is divided into two side linear portions and an arc-shaped portion connected to the two side linear portions, and the linear portions are recessed downward to form a recessed portion.
In the above technical solution, it is characterized in that the input ends and the output ends of two adjacent winding units except the connection terminal are overlapped and welded in the axial direction.
Compared with the prior art, the motor winding and the manufacturing method thereof are laminated by N layers of sheet winding components, each sheet winding component consists of a plurality of winding units which are annularly arranged along the circumferential direction, each winding unit is formed by stamping a copper sheet and is sequentially nested, a multi-circle annular structure is formed to form a sector shape with a hollow middle part, a plurality of winding components form a phase, the end parts of the winding units form a wiring terminal, wherein N is a positive integer, so that the structure of the winding is optimized, the rapid forming of the winding units is favorably realized, the area is effectively increased, the magnetic flux is greatly increased, an insulating layer is wrapped on the outer side of the copper sheet, the short circuit of the winding is favorably avoided, the safety and the stability of the motor winding are improved, the sector structure surrounded by a plurality of turns has more regularity in connection and wire outlet, and the winding error can be reduced, the production process is also very easy to troubleshoot the winding error, and further, the performance of the motor can be improved while the size of the motor is reduced, the production efficiency of the winding is improved, and the user experience is improved.
Drawings
FIG. 1 is a schematic diagram of a motor winding with a split winding unit;
FIG. 2 is a structural diagram of a winding unit of a motor winding according to the present invention;
FIG. 3 is a top view of a motor winding of the present invention;
FIG. 4 is a flow chart of a method of making a motor winding of the present invention;
FIG. 5 is a perspective view of a winding unit of the motor winding of the present invention;
FIG. 6 is a perspective view of a motor winding of the present invention;
FIG. 7 is an assembly schematic of a four-layer structure of a motor winding of the present invention;
FIG. 8 is an assembly schematic of a two-layer structure of a motor winding of the present invention;
fig. 9 is a partial schematic view of a motor winding of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:
1 winding unit, 2 input terminals, 3 output terminals and 4 concave parts.
Detailed Description
The invention provides a motor winding and a manufacturing method thereof, which can improve the production efficiency, increase the magnetic flux and improve the conversion efficiency. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1 to 3, the motor winding provided by the invention is formed by laminating N-layer sheet-shaped winding assemblies, each sheet-shaped winding assembly is composed of a plurality of winding units annularly arranged along the circumferential direction, each winding unit is formed by punching and molding a copper sheet, the winding units are sequentially nested, a plurality of rings of annular structures form a sector shape with a hollow middle part, the plurality of winding assemblies form a phase, and the end parts of the winding units form a connecting terminal, wherein N is a positive integer.
In this embodiment, through with the direct stamping forming of copper sheet, it is nested in proper order, many rings of loop configuration, the sector form of fretwork in the middle of forming, a plurality of sectorial winding units constitute the disc, N layer copper sheet series stack, the cost is reduced, be convenient for manufacture, and copper sheet press forming, the structure of winding has been optimized, be favorable to realizing the quick shaping of winding unit, the area has been promoted effectively, and then make magnetic flux greatly increased, through wrapping up the insulating layer in the copper sheet outside, be favorable to avoiding the winding short circuit, the security and the stability of motor winding have been promoted, the sector structure that many circles encircle, it has regularity more to connect and be qualified for the next round of competitions, can reduce winding wire winding mistake, the production process is the very easy winding mistake of investigation also, and then, can improve the performance of motor when reducing the motor volume, promote user experience.
Specifically speaking, the wire of winding is the copper sheet manufacturing, place the copper sheet on the punching machine, accomplish the punching press manufacturing of winding unit with the mould cooperation, the mould is the sector form, moreover, the steam generator is simple in structure, connect conveniently, be favorable to manufacturing, the industrial degree is high, but automated production, and production efficiency is promoted, the copper sheet becomes flat regular shape's winding unit through the punching press, there is not the cross phenomenon between the adjacent two-layer winding unit, seamless laminating between each winding unit, the stack area of winding has been compressed, the density of winding has been increased, and then the magnetic flux has been increased, promote the efficiency and the output of motor.
Furthermore, the winding disclosed by the invention can be used in a generator and a motor, so that the utilization rate of electric energy can be improved, the power consumption of the motor is reduced, and the purposes of high efficiency and energy conservation are achieved.
In addition, the winding made of the copper sheet through stamping runs at high speed without deformation, and has long service life.
In an embodiment of the invention, preferably, two ends of the copper sheets are respectively an input end and an output end, and the output end of the nth layer of copper sheets is connected with the input end of the (N + 1) th layer of copper sheets.
In this embodiment, as shown in fig. 9, the windings of the layers are connected to each other by connecting the output end of the nth layer of copper sheet with the input end of the (N + 1) th layer of copper sheet, such as: the input end of the layer 1 is A1, the output end is A2, the input end of the layer 2 is A3, the output end is A4, the input end of the layer 3 is A5, the output end is A6, the input end of the layer 4 single winding is set as A7, and the output end is set as A8. The first winding is composed of a first layer and a fourth layer: the first layer and the second layer are separated by insulating materials, laminated and connected in series, wherein A2 is butted with A3, and the first layer and the second layer are output from A4 after being connected in series. The second layer and the third layer are separated by insulating materials, laminated and connected in series in a mode that A4-is butted with A5, and output from A6 after being connected in series. The third layer and the fourth layer are isolated and laminated by insulating materials and are connected in series in a mode that A6-is butted with A7, and the third layer and the fourth layer are output from A8 after being connected in series.
The lead and the connecting wire can be designed on the inner circle or the outer circle respectively or simultaneously according to the inner winding or the outer winding of the motor.
In this embodiment, the sector-shaped winding unit is divided into two linear portions and two arc-shaped portions, the two linear portions are connected with the two linear portions, the linear portions are recessed downward to form recessed portions, and the opposite arc-shaped portions are convex portions.
In one embodiment of the present invention, preferably, the N-layer sheet winding assemblies are divided into two groups, and adjacent winding units of each group of sheet winding assemblies are arranged in the same direction.
In one embodiment of the present invention, preferably, adjacent winding units of each group of sheet winding assemblies are arranged in the same direction.
Specifically, the winding units are in a sector shape, the linear parts of the winding units are sunken downwards to form an opening, the opening directions of the adjacent winding units are the same, and the opening directions of the two groups of sheet-shaped winding assemblies are oppositely arranged.
In one embodiment of the present invention, preferably, the sector shape of the winding unit is formed by winding a plurality of turns of copper sheets, and a gap is arranged between two adjacent turns of copper sheets.
In one embodiment of the present invention, as shown in fig. 5, preferably, the middle of the sector-shaped copper sheet is recessed downward to form a recessed portion 4, and the opposite arc-shaped portion is a raised portion.
In the embodiment, the middle part of the sector-shaped copper sheet is downwards sunken, the opposite arc-shaped part is a convex part, so that the efficiency is improved, the lower end in the middle of the winding is extruded on a plane and at a height, the magnetic steel of the motor is arranged at the sunken position, the space utilization rate of the motor is improved, and the magnetic steel is arranged at the sunken position in the middle part of the copper sheet, so that the production and installation are easier.
In one embodiment of the present invention, preferably, the sector shape of the winding unit is formed by winding a plurality of turns of copper sheets, and a gap is arranged between two adjacent turns of copper sheets.
In the embodiment, the gap between two adjacent turns is arranged, so that the problem of short circuit caused by mutual contact between adjacent turns of copper sheets is effectively solved, the winding unit arranged in a surrounding manner is used for increasing the density of the winding, further increasing the magnetic flux, and improving the efficiency and the output power of the motor.
In one embodiment of the present invention, preferably, the motor winding includes 12 winding units, and adjacent 4 winding units are one phase.
In this embodiment, a three-phase motor can be formed by arranging the motor winding into 12 winding units and arranging 4 adjacent winding units into one phase.
Such as: the input end of the layer 1 is A1, the output end is A2, the input end of the layer 2 is A3, the output end is A4, the input end of the layer 3 is A5, the output end is A6, the input end of the layer 4 single winding is set as A7, the output end is set as A8, the A1 of the first winding unit is the input end, and the A8 of the fourth winding unit is the output end.
In one embodiment of the invention, two connected copper sheets are preferably connected by welding, and adjacent copper sheets are connected by welding.
In this embodiment, through welding connection between will linking to each other two-layer copper sheet, through welding connection between the adjacent looks, the connected mode is simple effective, changes the manufacturing, has promoted production efficiency, has reduced manufacturing cost.
In one embodiment of the invention, the output end of the winding is preferably connected to a wire or an electrically conductive part, the connection at the output end of the wire being fixed to the winding package, which is fixed to the winding.
In one embodiment of the invention, preferably, a1 on the outer periphery of the plurality of windings are connected in series and then connected with the terminal, so that the integral terminal is formed.
As shown in fig. 4, the method for manufacturing a motor winding provided by the present invention includes:
step S102, stamping sheet copper sheets into winding units one by one;
step S104, arranging a plurality of winding units into a ring shape in a ring shape to manufacture a sheet winding assembly;
s106, insulating the sheet winding assembly;
step S108, laminating the multiple sheet winding assemblies into a third stator winding;
and step S110, welding the input end and the output end in the adjacent winding units to form two phases or three phases, and finally welding the connecting terminal of each phase.
According to the invention, the manufacturing cost is reduced, the production process of the disc winding is optimized, the copper sheet is pressed into the winding unit which is made by folding, the workload is far less than that of winding of the copper wire, and the production efficiency of the winding is effectively improved.
The copper sheet of the winding is a copper sheet which can be formed by punching, or is realized by adopting a simple cutting technology, or is manufactured by adopting an oxidation cutting technology to cut the copper sheet.
In one embodiment of the present invention, preferably, the lower end of the middle of the winding is pressed on a plane, and the recess is used for placing the magnetic steel.
In this embodiment, through with the copper sheet middle part undercut of sector shape, for making raise the efficiency, the lower extreme extrusion in the middle of the winding has been a plane, a height, and the magnet steel of motor sets up in this sunken position, is favorable to promoting motor space utilization, and the magnet steel sets up in copper sheet middle part depressed place, changes the production installation.
As shown in fig. 6 to 8, when the motor winding is provided with 8 layers, 2 windings with 4 layers are laminated, and according to different requirements of the rotation speed, power and requirement of the generator, the thickness, width and number of turns of copper sheets used by the motor are different, and the corresponding angle of lamination is changed accordingly.
In the manufacturing process of the motor winding, two layers of windings can be laminated firstly, then two layers of windings are laminated to form the four layers of motor windings, and by analogy, the laminating process from eight layers, ten layers to N layers of windings is completed.
The invention provides a motor winding and a manufacturing method thereof, comprising a substrate and a plurality of winding units, wherein the plurality of winding units are symmetrically arranged on the substrate around the center of the substrate, and the winding units further comprise: the N layers of copper sheets are continuously strip-shaped, a plurality of turns of copper sheets are arranged in a sector shape in a surrounding mode, the N layers of copper sheets are formed in a laminating mode, and two adjacent layers of copper sheets are connected in series; the insulating layer, wrap up outside the copper sheet, a be used for avoiding the winding short circuit, the structure of winding has been optimized, the area has been promoted effectively, and then make magnetic flux greatly increased, through wrapping up the insulating layer in the copper sheet outside, be favorable to avoiding the winding short circuit, motor winding's security and stability have been promoted, the sector structure that multiturn encircleed, it has regularity more to connect and be qualified for the next round of competitions, winding wire winding error can be reduced, the production process is the winding error of also very easily troubleshooting, furthermore, can improve the performance of motor when reducing the motor volume, the production efficiency of winding has been promoted effectively, promote user experience.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.
Claims (10)
1. The motor winding is characterized in that the motor winding is laminated by N-layer lamellar winding components, each lamellar winding component is composed of a plurality of winding units which are annularly arranged along the circumferential direction, each winding unit is formed by punching and pressing copper sheets and is sequentially nested to form a multi-circle annular sector shape with a hollow middle part, in the plurality of winding components, a plurality of winding units in each lamellar winding component are divided into groups, each group of winding units are mutually connected in series, the winding units corresponding to adjacent layers in the N-layer lamellar winding components are connected in series to form two phases or three phases of the motor winding, and one extending end at the outermost side in each phase forms a wiring terminal of the phase, wherein N is a positive integer.
2. A winding for an electric motor according to claim 1, wherein the two ends of each winding unit are an input end and an output end, respectively, and the input ends and the output ends of two adjacent winding units except the connection terminals are overlapped in the axial direction.
3. A winding for an electric motor according to claim 1, wherein said winding unit in a sector shape is divided into two side linear portions and an arc portion connected to the two side linear portions, said linear portions are recessed downward to form recessed portions, and opposite said arc portions are convex portions.
4. A winding for an electrical machine according to claim 3, wherein said N layers of sheet winding elements are divided into two groups, said two groups of sheet winding elements are disposed in opposite directions, and the recesses of said two groups of sheet winding elements are staggered and the protrusions thereof are disposed in an overlapping manner.
5. A winding for an electrical machine according to claim 4, wherein each of said sheet winding assemblies in each group is arranged in an overlapping relationship.
6. The winding of the motor according to claim 1, wherein the sector shape of the winding unit is formed by winding a plurality of turns of copper sheets, and a gap is formed between two adjacent turns of copper sheets.
7. A winding for an electrical machine according to claim 1, wherein the input and output terminals between two adjacent layers of sheet winding assemblies are connected by welding, and adjacent phases are connected by welding.
8. A method of making a winding for an electrical machine according to claim 1, comprising:
stamping a sheet copper sheet into the winding unit;
arranging a plurality of winding units in a ring shape to form a circular ring shape to manufacture the sheet winding assembly;
insulating the sheet winding assembly;
laminating a plurality of the sheet winding assemblies into the motor winding;
and welding the input end and the output end in the adjacent winding units to form two phases or three phases, and finally welding the connecting terminal of each phase.
9. The method of claim 8, wherein the sector-shaped winding unit is divided into two linear portions and two arc-shaped portions, the two linear portions are concave downward to form concave portions, and the two opposite arc-shaped portions are convex portions.
10. The method of manufacturing a winding for an electric machine according to claim 8, wherein input ends and output ends of adjacent two of the winding units except the connection terminals are overlapped and welded in an axial direction.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255237.XA CN111262365A (en) | 2020-04-02 | 2020-04-02 | Motor winding and manufacturing method thereof |
| PCT/CN2020/113901 WO2021196524A1 (en) | 2020-04-02 | 2020-09-08 | Electric motor winding and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255237.XA CN111262365A (en) | 2020-04-02 | 2020-04-02 | Motor winding and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111262365A true CN111262365A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010255237.XA Pending CN111262365A (en) | 2020-04-02 | 2020-04-02 | Motor winding and manufacturing method thereof |
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| CN (1) | CN111262365A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021196524A1 (en) * | 2020-04-02 | 2021-10-07 | 苏卫星 | Electric motor winding and manufacturing method therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376955A (en) * | 2014-11-28 | 2015-02-25 | 信源电子制品(昆山)有限公司 | Multilayer coil, multilayer coil manufacturing method, inductor, transformer, wireless charger and relay |
| CN104578634A (en) * | 2015-02-04 | 2015-04-29 | 河南理工大学 | Iron-core-free dual-air-gap axial magnetic flux permanent magnetic wind driven generator |
| CN108242860A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of stator without iron core and motor |
| CN211456841U (en) * | 2020-04-02 | 2020-09-08 | 鹤壁市科技创新研究院 | Motor winding |
-
2020
- 2020-04-02 CN CN202010255237.XA patent/CN111262365A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376955A (en) * | 2014-11-28 | 2015-02-25 | 信源电子制品(昆山)有限公司 | Multilayer coil, multilayer coil manufacturing method, inductor, transformer, wireless charger and relay |
| CN104578634A (en) * | 2015-02-04 | 2015-04-29 | 河南理工大学 | Iron-core-free dual-air-gap axial magnetic flux permanent magnetic wind driven generator |
| CN108242860A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of stator without iron core and motor |
| CN211456841U (en) * | 2020-04-02 | 2020-09-08 | 鹤壁市科技创新研究院 | Motor winding |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021196524A1 (en) * | 2020-04-02 | 2021-10-07 | 苏卫星 | Electric motor winding and manufacturing method therefor |
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