CN217362700U - Stator module of three-phase motor and motor using same - Google Patents
Stator module of three-phase motor and motor using same Download PDFInfo
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- CN217362700U CN217362700U CN202220878697.2U CN202220878697U CN217362700U CN 217362700 U CN217362700 U CN 217362700U CN 202220878697 U CN202220878697 U CN 202220878697U CN 217362700 U CN217362700 U CN 217362700U
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Abstract
The utility model discloses a stator assembly of a three-phase motor and a motor using the same. The stator assembly comprises a strip-shaped stator core, a three-phase coil winding and an end insulator, wherein the strip-shaped stator core is composed of a plurality of stator core units, the strip-shaped stator core is wound with the three-phase coil winding after being provided with the end insulator, the end insulator is provided with a first wire inlet pin, a second wire inlet pin and a third wire inlet pin, the end insulator is further provided with a main wire outlet assembly terminal, the main wire outlet assembly terminal comprises a first wire outlet winding part, a second wire outlet winding part, a third wire outlet winding part and a connecting part, the first wire outlet winding part, the second wire outlet winding part and the third wire outlet winding part are connected together through the connecting part, the first wire inlet pin, the second wire inlet pin and the third wire inlet pin are wound by a U-phase winding, a V-phase winding and a W-phase winding respectively and then enter a wire, and the first wire outlet winding part, the second wire outlet winding part and the third wire outlet winding part are wound by the U-phase winding, the V-phase winding and the W-phase winding respectively and then exit the wire.
Description
The technical field is as follows:
the utility model relates to a stator module of three-phase motor and motor of using thereof.
Background art:
as shown in fig. 1, the existing stator structure includes a bar-shaped stator core, a three-phase coil winding and a tip insulator, the bar-shaped stator core is composed of 12 stator core units, each stator core unit includes a yoke portion and a tooth portion protruding from the inner side of the yoke portion, a slot is formed between two adjacent tooth portions, two adjacent stator core units are connected by a connecting portion, the tip insulator includes an upper end insulator and a lower end insulator, the upper and lower ends of the bar-shaped stator core are respectively provided with the upper end insulator and the lower end insulator, and then the three-phase coil winding is wound, the three-phase coil winding includes a U-phase winding, a V-phase winding and a W-phase winding, and is characterized in that: the transformer winding device is characterized in that a first incoming line contact pin 1A, a second incoming line contact pin 2A and a third incoming line contact pin 3A are arranged on the upper end portion insulator, a main outgoing line contact pin 4A is further arranged on the upper end portion insulator, the first incoming line contact pin 1A, the second incoming line contact pin 2A and the third incoming line contact pin 3A correspond to a U-phase winding, a V-phase winding and a W-phase winding incoming line respectively, and the main outgoing line contact pin 4A can be used for a three-phase coil winding to wind outgoing lines. The bar-shaped stator wiring mode is a conventional wiring mode, and is still commonly used due to simple operation, but the bar-shaped stator wiring mode has a plurality of defects. Three phase lines cannot be effectively layered, so that potential safety hazards exist for a high-voltage motor, and poor inter-phase turn-to-turn voltage resistance is easily caused after a long time; for a stator with a small enameled wire diameter, the wiring mode can effectively wind wires, but for a stator with a large enameled wire diameter, the difficulty in soldering tin can be caused by winding three wires on the same terminal, and a welding spot is very large and even the winding can not reach the effective number of turns; the bridge wire is partially redundant, which undoubtedly causes unnecessary waste.
In order to solve the above problem, as shown in fig. 2, three outlet terminals 5A connected to U, V and W are provided at the outlet ends, and the three outlet terminals 5A are wound and connected in series by a copper sheet 6A by welding. Compared with the first connection mode, the connection mode has the obvious advantages that the workload is increased, three position points need to be welded, anti-oxidation treatment needs to be carried out on welding points, the manufacture is complex, the manufacturing cost is high, and the production benefit is low.
The invention content is as follows:
the utility model aims at providing a three-phase machine's stator module and motor of using thereof can solve among the prior art and adopt the copper sheet to get through this three leading-out terminal through the welding series connection again behind the three leading-out terminal wire winding of three-phase machine, increases work load, needs the three position point of welding, and the solder joint needs to carry out anti-oxidation treatment, and the preparation is complicated, and manufacturing cost is high, the technical problem that the productivity effect is low.
The purpose of the utility model is realized by the following technical scheme.
The utility model aims at providing a stator module of three-phase motor, including bar stator core, three-phase coil winding and tip are insulating, bar stator core comprises a plurality of stator core unit, every stator core unit includes yoke portion and from the inboard convex tooth portion of yoke portion, form the rule groove between two adjacent tooth portions, bar stator core installs the three-phase coil winding of coiling behind the tip is insulating, three-phase coil winding includes U phase winding, V phase winding and W phase winding, install first inlet wire contact pin on the tip is insulating, second inlet wire contact pin and third inlet wire contact pin, its characterized in that: the end part insulation is further provided with a main outgoing line component terminal, the main outgoing line component terminal comprises a first outgoing line winding part, a second outgoing line winding part, a third outgoing line winding part and a connecting part, the first outgoing line winding part, the second outgoing line winding part and the third outgoing line winding part are connected together through the connecting part, a first incoming line contact pin, a second incoming line contact pin and a third incoming line contact pin are respectively wound by the U-phase winding, the V-phase winding and the W-phase winding and then enter the line, and the first outgoing line winding part, the second outgoing line winding part and the third outgoing line winding part are respectively wound by the U-phase winding, the V-phase winding and the W-phase winding and then go out the line.
The first outgoing winding part, the second outgoing winding part and the third outgoing winding part are distributed on the end insulation at intervals, and the first outgoing winding part, the second outgoing winding part and the third outgoing winding part are all in a U-shaped structure.
The strip-shaped stator core is bent and rolled into a circle after being wound with the three-phase coil winding.
The end portion insulation is provided with a mounting groove, the connecting portion of the main outgoing line assembly terminal is mounted in the mounting groove, and the end portions of the first outgoing line winding portion, the second outgoing line winding portion and the third outgoing line winding portion extend out of the mounting groove.
The mounting groove on the end insulation is provided with a first positioning lug, a second positioning lug and a third positioning lug which respectively extend out of the extending positions of the first wire outgoing winding part, the second wire outgoing winding part and the third wire outgoing winding part, and the first positioning lug, the second positioning lug and the third positioning lug respectively and partially shield the first wire outgoing winding part, the second wire outgoing winding part and the third wire outgoing winding part.
The above-mentioned shape stator core by 12 stator core units constitute, first coiling part, the second coiling part of being qualified for the next round of competitions, the third coiling part of being qualified for the next round of competitions and connecting portion are integrated into one piece, the tip is insulating including upper end insulation and lower tip insulation.
The strip-shaped stator core is provided with stator core units, wherein the stator core units are numbered and sequenced from 1 to 12 from left to right according to the outward direction of the front surface of an inner cambered surface, and a first wire inlet contact pin is arranged on the upper end insulation of the 1 st stator core unit; the second inlet wire contact pin is arranged on the upper end part insulation of the 3 rd stator core unit; the third wire inlet contact pin is arranged on the upper end insulation of the 5 th stator core unit; the first outgoing winding part is arranged on the upper end part insulation of the 8 th stator core unit; the second outgoing winding part is arranged on the upper end part insulation of the 10 th stator core unit; the third unwinding part is provided on the upper end insulation of the 12 th stator core unit.
A first layer of wire passing groove, a second layer of wire passing groove and a third layer of wire passing groove are arranged on the outer side surface of the yoke part with the insulated lower end part, and the first layer of wire passing groove can be used for the V-phase winding and the W-phase winding to pass through and wind; the second layer of wire passing grooves can be used for the V-phase winding to pass through and wind; the third layer of wire passing groove can be used for the U-phase winding and the V-phase winding to pass through and wind; the first layer of wire passing groove, the second layer of wire passing groove and the third layer of wire passing groove are sequentially far away from the end face of the bar-shaped stator core.
The W-phase winding is fed after being wound at a third wire feeding contact pin on the 5 th stator core unit, and is led out after being wound at tooth parts of the 5 th stator core unit, the 6 th stator core unit, the 11 th stator core unit and the 12 th stator core unit and then wound at a third wire outlet winding part on the 12 th stator core unit;
a second wire inlet contact pin of the V-phase winding on the 3 rd stator core unit is wound for wire inlet, tooth parts of the 3 rd stator core unit, the 4 th stator core unit, the 9 th stator core unit and the 10 th stator core unit are wound, and then the wound parts are led out from a second wire outlet winding part on the 10 th stator core unit;
and a U-phase wire inlet contact pin of the U-phase winding on the 1 st stator core unit is wound for feeding wire, and after tooth parts of the 1 st stator core unit, the 2 nd stator core unit, the 7 th stator core unit and the 8 th stator core unit are wound, the U-phase wire inlet contact pin is wound from a first wire outlet winding part on the 8 th stator core unit and then led out.
An electric machine comprising a stator assembly, said stator assembly being a stator assembly of a three-phase electric machine as described above.
Compared with the prior art, the utility model, following effect has:
1) the utility model provides a stator module of three-phase motor, including bar stator core, three-phase coil winding and end insulation, bar stator core comprises a plurality of stator core unit, every stator core unit includes yoke portion and from the inboard convex tooth portion of yoke portion, form the rule groove between two adjacent tooth portions, bar stator core installs the three-phase coil winding of coiling behind the end insulation, three-phase coil winding includes U phase winding, V phase winding and W phase winding, install first inlet wire contact pin on the end insulation, second inlet wire contact pin and third inlet wire contact pin, its characterized in that: the end part insulation is also provided with a main outgoing line assembly terminal, the main outgoing line assembly terminal comprises a first outgoing line winding part, a second outgoing line winding part, a third outgoing line winding part and a connecting part, the first outgoing line winding part, the second outgoing line winding part and the third outgoing line winding part are connected together through the connecting part, a first incoming line contact pin, a second incoming line contact pin and a third incoming line contact pin are respectively wound by the U-phase winding, the V-phase winding and the W-phase winding and then enter the line, the first outgoing line winding part, the second outgoing line winding part and the third outgoing line winding part are respectively wound by the U-phase winding, the V-phase winding and the W-phase winding and then go out the line, and three outgoing line terminals are not required to be connected in series through welding a copper sheet, so that the operation is simple and safe, the manufacturing cost is reduced, and the production benefit is improved;
2) other advantages of the present invention will be described in detail in the examples section.
Description of the drawings:
FIG. 1 is a schematic diagram of a prior art configuration;
FIG. 2 is a schematic diagram of another prior art structure;
fig. 3 is a schematic diagram of a first embodiment of the present invention;
fig. 4 is a perspective view provided by the first embodiment of the present invention;
FIG. 5 is a partial enlarged view of A in FIG. 4;
fig. 6 is an exploded view of a first embodiment of the present invention;
fig. 7 is a plan view provided by the first embodiment of the present invention;
FIG. 8 is a cross-sectional view B-B of FIG. 7;
fig. 9 is a schematic diagram of a three-phase winding according to an embodiment of the present invention
Fig. 10 is a schematic diagram of U-phase winding according to an embodiment of the present invention;
fig. 11 is a schematic diagram of V-phase winding according to an embodiment of the present invention;
fig. 12 is a schematic diagram of a W-phase winding according to an embodiment of the present invention;
fig. 13 is a schematic structural diagram of a bar-shaped stator core according to an embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the following detailed description of preferred embodiments and accompanying drawings.
The first embodiment is as follows:
as shown in fig. 3 to 13, the stator assembly of a three-phase motor provided in this embodiment includes a bar-shaped stator core 1, a three-phase coil winding 2 and an end insulator 3, where the bar-shaped stator core 1 is composed of a plurality of stator core units 11, each stator core unit 11 includes a yoke portion 12 and a tooth portion 13 protruding from an inner side of the yoke portion 12, a slot 14 is formed between two adjacent tooth portions 13, the bar-shaped stator core 1 winds the three-phase coil winding 2 after being installed with the end insulator 3, the three-phase coil winding 2 includes a U-phase winding 21, a V-phase winding 22 and a W-phase winding 23, and the end insulator 3 is installed with a first pin inlet 4, a second pin inlet 5 and a third pin inlet 6, and is characterized in that: the end insulation 3 is further provided with a main outgoing line assembly terminal 7, the main outgoing line assembly terminal 7 comprises a first outgoing line winding part 71, a second outgoing line winding part 72, a third outgoing line winding part 73 and a connecting part 74, the first outgoing line winding part 71, the second outgoing line winding part 72 and the third outgoing line winding part 73 are connected together through the connecting part 74, the first incoming line pin 4, the second incoming line pin 5 and the third incoming line pin 6 are respectively wound by the U-phase winding 21, the V-phase winding 22 and the W-phase winding 23 and then enter the line, the first outgoing line winding part 71, the second outgoing line winding part 72 and the third outgoing line winding part 73 are respectively wound by the U-phase winding 21, the V-phase winding 22 and the W-phase winding 23 and then go out the line, and the three outgoing line terminals are not required to be connected in series through welding copper sheets, so that the operation is simple and safe, the manufacturing cost is reduced, and the production benefit is improved.
The first outgoing line winding part 71, the second outgoing line winding part 72 and the third outgoing line winding part 73 are distributed on the end insulation 3 at intervals, the first outgoing line winding part 71, the second outgoing line winding part 72 and the third outgoing line winding part 73 are all in a U-shaped structure, the structural arrangement is reasonable, the lead is convenient, and the wiring is convenient.
The strip-shaped stator core 1 is bent and rolled into a circle after being wound with the three-phase coil winding 2.
The end portion insulation 3 is provided with a mounting groove 310, the connecting portion 74 of the main outlet assembly terminal 7 is mounted in the mounting groove 310, the end portions of the first outlet winding portion 71, the second outlet winding portion 72 and the third outlet winding portion 73 extend out of the mounting groove 310, the mounting structure is simple, and the bottom of the mounting groove 310 and the end surface of the bar-shaped stator core 1 keep a sufficient creepage distance.
The mounting groove 310 on the end insulation 3 is extended with a first positioning bump 311, a second positioning bump 312 and a third positioning bump 313 corresponding to the extending positions of the first outgoing winding part 71, the second outgoing winding part 72 and the third outgoing winding part 73, the first positioning bump 311, the second positioning bump 312 and the third positioning bump 313 partially shield the first outgoing winding part 71, the second outgoing winding part 72 and the third outgoing winding part 73, the structural arrangement of the first positioning bump 311, the second positioning bump 312 and the third positioning bump 313 can improve the overall structural strength, and the mounting, positioning and fixing are good and firm.
The stator core 1 is composed of 12 stator core units 11, the first outgoing line winding part 71, the second outgoing line winding part 72, the third outgoing line winding part 73 and the connecting part 74 are integrally formed, the manufacturing is simple, the management is convenient, and the end insulation 3 comprises an upper end insulation 31 and a lower end insulation 32.
The strip-shaped stator core 1 sorts the number of each stator core unit 11 from left to right according to 1 to 12 from the front side of the inner cambered surface 15 to the outer direction, and the first wire inlet contact pin 4 is arranged on the upper end insulation 31 of the 1 st stator core unit 11; the second wire inlet contact pin 5 is arranged on the upper end insulation 31 of the 3 rd stator core unit 11; the third wire inlet pin 6 is arranged on the upper end insulation 31 of the 5 th stator core unit 11; the first outlet winding portion 71 is provided on the upper end insulation 31 of the 8 th stator core unit 11; the second outlet winding portion 72 is provided on the upper end insulation 31 of the 10 th stator core unit 11; the third outlet winding part 73 is arranged on the upper end insulation 31 of the 12 th stator core unit 11, and the structural arrangement is reasonable, so that the lead is convenient.
A first layer of wire passing groove 321, a second layer of wire passing groove 322 and a third layer of wire passing groove 323 are arranged on the outer side surface of the insulating yoke part 320 of the lower end part insulation 32, and the first layer of wire passing groove 321 can be used for the V-phase winding 22 and the W-phase winding 23 to pass through and wind; the second layer of wire passing slots 322 can be used for the V-phase winding 22 to pass through; the third layer of wire passing groove 323 can be used for the U-phase winding 21 and the V-phase winding 22 to pass through and wind; the first layer wire passing groove 321, the second layer wire passing groove 322 and the third layer wire passing groove 323 are sequentially far away from the end face of the bar-shaped stator core 1, so that winding is facilitated, and turn-to-turn short circuit between phases caused by crossing of bridge wires among three-phase windings is prevented.
The W-phase winding 23 is wound at the third wire inlet pin 6 on the 5 th stator core unit 11 and then is fed, and after the tooth portions 13 of the 5 th stator core unit 11, the 6 th stator core unit 11, the 11 th stator core unit 11 and the 12 th stator core unit 11 are wound, the W-phase winding is wound from the third wire outlet winding portion 73 on the 12 th stator core unit 11 and then is led out; the V-phase winding 22 is wound at the second wire inlet pin 5 on the 3 rd stator core unit 11 and then is fed, and after the tooth parts 13 of the 3 rd stator core unit 11, the 4 th stator core unit 11, the 9 th stator core unit 11 and the 10 th stator core unit 11 are wound, the V-phase winding is wound at the second wire outlet winding part 72 on the 10 th stator core unit 11 and then is led out; the U-phase winding 21 is fed after being wound by a U-phase wire inlet contact pin 4 on a 1 st stator core unit 11, a tooth part 13 of the 1 st stator core unit 11, a 2 nd stator core unit 11, a 7 th stator core unit 11 and an 8 th stator core unit 11 is wound, and then the U-phase winding is led out after being wound by a first wire outlet winding part 71 on the 8 th stator core unit 11, so that redundant bridge-crossing wire arrangement is greatly reduced, the manufacturing cost is reduced, the lead is convenient to lead, and the wiring is convenient.
Example two:
an electric machine comprising a stator assembly characterized by: the stator assembly is the stator assembly of the three-phase motor in the first embodiment.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention are equivalent replacement modes, and are all included in the scope of the present invention.
Claims (10)
1. The utility model provides a stator module of three phase machine, including bar stator core (1), three-phase coil winding (2) and end insulation (3), bar stator core (1) comprises a plurality of stator core unit (11), every stator core unit (11) include yoke portion (12) and from yoke portion (12) inboard convex tooth portion (13), form rule groove (14) between two adjacent tooth portions (13), bar stator core (1) installation end insulation (3) back winding three-phase coil winding (2), three-phase coil winding (2) include U phase winding (21), V phase winding (22) and W phase winding (23), first inlet wire contact pin (4) of installation on end insulation (3), second inlet wire contact pin (5) and third inlet wire contact pin (6), its characterized in that: the end insulation (3) is further provided with a main outgoing line assembly terminal (7), the main outgoing line assembly terminal (7) comprises a first outgoing line winding part (71), a second outgoing line winding part (72), a third outgoing line winding part (73) and a connecting part (74), the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73) are connected together through the connecting part (74), a first incoming line pin (4), a second incoming line pin (5) and a third incoming line pin (6) are respectively wound by the U-phase winding (21), the V-phase winding (22) and the W-phase winding (23) and then enter the line, and the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73) are respectively wound by the U-phase winding (21), the V-phase winding (22) and the W-phase winding (23) and then go out the line.
2. The stator assembly of a three-phase electric machine of claim 1, wherein: the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73) are distributed on the end part insulation part (3) at intervals, and the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73) are all in a U-shaped structure.
3. A stator assembly of a three-phase electric machine according to claim 1 or 2, characterized in that: the end portion insulation (3) is provided with a mounting groove (310), the connecting portion (74) of the main outgoing line assembly terminal (7) is mounted in the mounting groove (310), and the end portions of the first outgoing line winding portion (71), the second outgoing line winding portion (72) and the third outgoing line winding portion (73) extend out of the mounting groove (310).
4. A stator assembly of a three-phase electric machine according to claim 3, characterized in that: the strip-shaped stator core (1) is bent and rounded after being wound with the three-phase coil winding (2) to form a ring shape.
5. A stator assembly of a three-phase electric machine according to claim 3, characterized in that: a first positioning bump (311), a second positioning bump (312) and a third positioning bump (313) extend from the mounting groove (310) on the end insulation (3) corresponding to the extending positions of the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73), and the first positioning bump (311), the second positioning bump (312) and the third positioning bump (313) partially shield the first outgoing line winding part (71), the second outgoing line winding part (72) and the third outgoing line winding part (73) respectively.
6. The stator assembly of a three-phase electric machine of claim 5, wherein: the shape stator core (1) comprises 12 stator core units (11), and first coiling portion of being qualified for the next round of competitions (71), second coiling portion of being qualified for the next round of competitions (72), third coiling portion of being qualified for the next round of competitions (73) and connecting portion (74) are integrated into one piece, tip is insulating (3) including upper end portion is insulating (31) and lower tip is insulating (32).
7. The stator assembly of a three-phase electric machine of claim 6, wherein: the bar-shaped stator core (1) numbers and sequences each stator core unit (11) from left to right according to 1 to 12 in the outward direction of the front side of the inner arc surface (15), and a first wire inlet contact pin (4) is arranged on an upper end insulation (31) of the 1 st stator core unit (11); the second wire inlet contact pin (5) is arranged on the upper end insulation (31) of the 3 rd stator core unit (11); a third wire inlet pin (6) is arranged on the upper end insulation (31) of the 5 th stator core unit (11); a first outlet winding part (71) is arranged on the upper end insulation (31) of the 8 th stator core unit (11); a second outlet winding part (72) is arranged on the upper end insulation (31) of the 10 th stator core unit (11); the third outlet winding part (73) is provided on the upper end insulation (31) of the 12 th stator core unit (11).
8. The stator assembly of a three-phase electric machine of claim 7, wherein: a first layer of wire passing groove (321), a second layer of wire passing groove (322) and a third layer of wire passing groove (323) are arranged on the outer side surface of an insulating yoke part (320) of the lower end part insulator (32), and the first layer of wire passing groove (321) can be used for the V-phase winding (22) and the W-phase winding (23) to pass through and wind; the second layer of wire passing grooves (322) can be used for the V-phase winding (22) to pass through and wind; the third layer of wire passing groove (323) can be used for the U-phase winding (21) and the V-phase winding (22) to pass through and wind; the first layer of wire passing groove (321), the second layer of wire passing groove (322) and the third layer of wire passing groove (323) are sequentially far away from the end face of the bar-shaped stator core (1).
9. The stator assembly of a three-phase electric machine of claim 8, wherein: the W-phase winding (23) is wound at a third wire inlet pin (6) on a 5 th stator core unit (11) and then is fed, and after tooth parts (13) of the 5 th stator core unit (11), the 6 th stator core unit (11), the 11 th stator core unit (11) and a 12 th stator core unit (11) are wound, the W-phase winding is wound at a third wire outlet winding part (73) on the 12 th stator core unit (11) and then is led out;
the V-phase winding (22) is wound at a second wire inlet pin (5) on the 3 rd stator core unit (11) and then is led in, and after the tooth parts (13) of the 3 rd stator core unit (11), the 4 th stator core unit (11), the 9 th stator core unit (11) and the 10 th stator core unit (11) are wound, the V-phase winding is led out after being wound at a second wire outlet winding part (72) on the 10 th stator core unit (11);
a U-phase winding (21) is wound at a U-phase lead-in pin (4) on a 1 st stator core unit (11) and then led in, and after tooth parts (13) of the 1 st stator core unit (11), a 2 nd stator core unit (11), a 7 th stator core unit (11) and an 8 th stator core unit (11) are wound, the U-phase winding is wound at a first lead-out winding part (71) on the 8 th stator core unit (11) and then led out.
10. An electric machine comprising a stator assembly characterized by: the stator assembly is a stator assembly of a three-phase electric machine as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220878697.2U CN217362700U (en) | 2022-04-16 | 2022-04-16 | Stator module of three-phase motor and motor using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220878697.2U CN217362700U (en) | 2022-04-16 | 2022-04-16 | Stator module of three-phase motor and motor using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217362700U true CN217362700U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220878697.2U Active CN217362700U (en) | 2022-04-16 | 2022-04-16 | Stator module of three-phase motor and motor using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217362700U (en) |
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- 2022-04-16 CN CN202220878697.2U patent/CN217362700U/en active Active
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