CN205622345U - External rotor electric machine structure - Google Patents
External rotor electric machine structure Download PDFInfo
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- CN205622345U CN205622345U CN201620339384.4U CN201620339384U CN205622345U CN 205622345 U CN205622345 U CN 205622345U CN 201620339384 U CN201620339384 U CN 201620339384U CN 205622345 U CN205622345 U CN 205622345U
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- terminal
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- enamel
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Abstract
The utility model discloses an external rotor electric machine structure, which comprises a rotor and stators, the rotor cover establish at the stator outsidely, the stator in set up the enameled wire winding, enameled wire winding and stator fixed connection, the enameled wire winding on set up the terminal of moulding plastics, mould plastics terminal and enameled wire winding fixed connection. The utility model discloses enameled wire winding and puncture type mould plastics the terminal pair and insert the back, then connect with three -phase power line through terminal line box connector switching, terminal line box and solenoid whole plastic envelope, and the stator of the iron core of moulding plastics and the line box connector of terminal are fixed and are in the same place to reach through improving the response precision, improve the purpose of motor wholeness ability.
Description
Technical field
This utility model relates to technical field of motors, and in particular, this utility model relates to a kind of outer rotor motor structure.
Background technology
At present, prior art inner and outer rotors DD motor typically has following several structure: the first is that motor winding uses aluminum or copper enamel-covered wire, its stator surface structure uses iron-clad or moulding to install, enamel-covered wire is the most exposed, Hall element inductiopn rotor magnetic field external diameter, its structure is as shown in Figure 1, the subject matter that this structure exists is that enamel-covered wire is the most exposed in atmosphere, assembling transportation easily damages enamel-covered wire, cause electrical machine insulation pressure bad, affect motor Long Service Life, but external rotor electric machine external diameter magnetic field is more weak, cause hall sensing deterioration of sensitivity, thus motor performance is deteriorated；The second electric machine structure is that Hall pcb board and power supply triple line one plastic packaging are in injection molding material, PCB Hall Plate inductiopn rotor internal diameter magnetic field, the subject matter that this structure exists is owing to Hall components and parts can be caused certain impact by the factors such as injection pressure and injection molding material temperature in injection moulding process, causing Hall component reliability to reduce, in injection moulding process, motor fraction defective increases；Also having a kind of structure is that motor stator structure part uses overall plastic package structure, outer ring, hall sensing rotor field, but copper aluminium enamel-covered wire directly contact with copper tip exposed in atmosphere, or aluminium enamel-covered wire transfer into copper enamel-covered wire after directly contact with copper tip exposed in atmosphere, both form terminals directly contact exposure and the most all there is the hidden danger affecting motor Long Service Life with enamel-covered wire, will also result in hall sensing position precision to be deteriorated simultaneously, affect motor performance.
Summary of the invention
The purpose of this utility model is to solve existing above-mentioned problem, it is provided that a kind of outer rotor motor structure.
For realizing object above, the technical solution of the utility model is a kind of outer rotor motor structure, it is characterized in that, including rotor and stator, described rotor is set in stator exterior, arranges enamel-covered wire winding in described stator, and described enamel-covered wire winding is fixing with stator to be connected, arranging injection terminal on described enamel-covered wire winding, described injection terminal is fixing with enamel-covered wire winding to be connected.After enamel-covered wire winding and puncture type injection terminal are to inserting, then connected by the switching of terminal line box connector and three-phase power line, terminal line box and line bag entirety plastic packaging, the stator of injection iron core and the line box connector of terminal are fixed together, thus reach, by improving induction precision, to improve the purpose of motor overall performance.
Optionally, described stator also setting up Hall subassembly, described Hall subassembly is fixing with stator to be connected, and described Hall subassembly is arranged on injection terminal side.Hall subassembly does not include Hall pcb board, and injection iron core same position design Hall element groove, it is simple to install Hall element with this inductiopn rotor magnetic field inner ring.
Optionally, described Hall subassembly includes shell, arranges Hall wiring pin in described shell, and described Hall wiring pin is fixing with shell to be connected.Wiring pin, for the connection with Hall pcb board, facilitates the assembly and disassembly of Hall pcb board to change.
Optionally, described injection molding end attached bag includes punctured part, fixed part and wire connecting portion, and described punctured part is connected with enamel-covered wire winding, and described fixed part is fixing with stator to be connected.Punctured part, for connecting with enamel-covered wire winding, is conveniently connected with enamel-covered wire, and fixed part is for being molded the connection of terminal and stator, and wire connecting portion is for being connected with external power source.
Optionally, described punctured part includes puncturing shell, described puncture shell in lancet is set, described lancet with puncture that shell is fixing to be connected.
Optionally, described wire connecting portion includes wiring shell, arranges wiring part in described wiring shell, and described wiring part is fixing with wiring shell to be connected.
Line box one end of terminal and puncture type terminal are to inserting, and other end spills and connects insertion terminal with three-phase power line, so can improve induction precision, considerably increase the performance that motor is overall.
Optionally, described enamel-covered wire winding arranges terminal-connecting element, described terminal and terminal-connecting element snapping.Terminal-connecting element, the convenient and connection of injection terminal and assembling are set on enamel-covered wire winding.
After this utility model has the advantages that enamel-covered wire winding and puncture type injection terminal are to inserting, then connected by the switching of terminal line box connector and three-phase power line, terminal line box and line bag entirety plastic packaging, the stator of injection iron core and the line box connector of terminal are fixed together, thus reach, by improving induction precision, to improve the purpose of motor overall performance.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present utility model；
Fig. 2 is a kind of cross-sectional view of the present utility model；
Fig. 3 is a kind of structural representation of Hall subassembly；
Fig. 4 is a kind of structural representation of injection terminal.
1, stator；2, rotor；3, injection terminal；4, Hall subassembly；5, enamel-covered wire winding；31, wire connecting portion；311, wiring shell；312, wiring part；32, fixed part；33, punctured part, 331, puncture shell；332, lancet；333, clip；41, Hall wiring pin；42, fixing foot；43, shell；51, terminal-connecting element.
Detailed description of the invention
Below in conjunction with specific embodiment, and combine accompanying drawing, the technical solution of the utility model be further described:
nullEmbodiment: outer rotor 2 electric machine structure is (see accompanying drawing 1、2、3、4)，Including rotor 2 and stator 1，It is outside that described rotor 2 is set in stator 1，In described stator 1, enamel-covered wire winding 5 is set，Described enamel-covered wire winding 5 is fixing with stator 1 to be connected，Injection terminal 3 is set on described enamel-covered wire winding 5，Described injection terminal 3 is fixing with enamel-covered wire winding 5 to be connected，Hall subassembly 4 is also set up on described stator 1，Described Hall subassembly 4 is fixing with stator 1 to be connected，Described Hall subassembly 4 is arranged on injection terminal 3 side，Described Hall subassembly 4 includes shell 43，In described shell 43, Hall wiring pin 41 is set，Described Hall wiring pin 41 is fixing with shell 43 to be connected，Fixing foot 42 is also set up on shell 43，Described injection terminal 3 includes punctured part 33、Fixed part 32 and wire connecting portion 31，Described punctured part 33 is connected with enamel-covered wire winding 5，Described fixed part 32 is fixing with stator 1 to be connected，Described punctured part 33 includes puncturing shell 331，Described puncture shell 331 in lancet 332 is set，Described lancet 332 with puncture that shell 331 is fixing to be connected，Puncture and clip 333 is set on shell 331，Described wire connecting portion 31 includes wiring shell 311，In described wiring shell 311, wiring part 312 is set，Described wiring part 312 is fixing with wiring shell 311 to be connected，On described enamel-covered wire winding 5, terminal-connecting element 51 is set，Described terminal and terminal-connecting element 51 snapping.
nullAfter the external rotor electric machine enamel-covered wire winding of the application structure and puncture type injection terminal are to inserting，Then connected by the switching of terminal line box connector and three-phase power line，Terminal line box and line bag entirety plastic packaging，The stator of injection iron core and the line box connector of terminal are fixed together，Thus reach by improving induction precision，Improve the purpose of motor overall performance，Hall subassembly does not include Hall pcb board，With injection iron core same position design Hall element groove，It is easily installed Hall element with this inductiopn rotor magnetic field inner ring，Wiring pin is for the connection with Hall pcb board，The assembly and disassembly facilitating Hall pcb board are changed，Punctured part is for connecting with enamel-covered wire winding，Conveniently it is connected with enamel-covered wire，Fixed part is for being molded the connection of terminal and stator，Wire connecting portion is for being connected with external power source，Line box one end of terminal and puncture type terminal are to inserting，Other end spills and connects insertion terminal with three-phase power line，So can improve induction precision，Considerably increase the performance that motor is overall，On enamel-covered wire winding, terminal-connecting element is set，Conveniently with connection and the assembling being molded terminal.
The stator of the application is injection moulded stator iron core, in injection moulded stator core design Hall subassembly, three Hall element place grooves are by bit architecture, its positions and dimensions keeps consistent with stator plastic package structure, note i.e. injection iron core step down structure grooves, between overall plastic package structure mounting groove and Hall element place groove three, size design is reasonable, tie in, structure can be made to firmly install, be avoided that again motor rotation is interfered；Motor stator structure is reserved Hall subassembly installation fixing position and is put, but simultaneously can general without Hall with have two kinds of electric machine structures of Hall, for there being hall electric machine structure, the design of its injection structure and Hall subassembly mounting bracket coordinate, and three faces are blocked without abjection, loosened, external and the overall plastic package structure of Hall element place groove, Hall element inductiopn rotor magnetic field inner ring simultaneously, stable and reliable operation, Hall subassembly installation site is solid and reliable, non-loosening, is greatly improved motor performance.
Above-mentioned detailed description of the invention is used for illustrating this utility model; rather than this utility model is limited; in spirit of the present utility model and scope of the claims, any modifications and changes that this utility model is made, both fall within protection domain of the present utility model.
Claims (7)
1. an outer rotor motor structure, it is characterized in that, including rotor and stator, described rotor is set in stator exterior, enamel-covered wire winding is set in described stator, described enamel-covered wire winding is fixing with stator to be connected, and described enamel-covered wire winding arranges injection terminal, and described injection terminal is fixing with enamel-covered wire winding to be connected.
Outer rotor motor structure the most according to claim 1, is characterized in that, described stator also sets up Hall subassembly, and described Hall subassembly is fixing with stator to be connected, and described Hall subassembly is arranged on injection terminal side.
Outer rotor motor structure the most according to claim 2, is characterized in that, described Hall subassembly includes shell, arranges Hall wiring pin in described shell, and described Hall wiring pin is fixing with shell to be connected.
Outer rotor motor structure the most according to claim 1, is characterized in that, described injection molding end attached bag includes punctured part, fixed part and wire connecting portion, and described punctured part is connected with enamel-covered wire winding, and described fixed part is fixing with stator to be connected.
Outer rotor motor structure the most according to claim 4, is characterized in that, described punctured part includes puncturing shell, described puncture shell in lancet is set, described lancet with puncture that shell is fixing to be connected.
Outer rotor motor structure the most according to claim 4, is characterized in that, described wire connecting portion includes wiring shell, arranges wiring part in described wiring shell, and described wiring part is fixing with wiring shell to be connected.
7. according to the outer rotor motor structure described in any one of claim 1-6, it is characterized in that, described enamel-covered wire winding arranges terminal-connecting element, described terminal and terminal-connecting element snapping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620339384.4U CN205622345U (en) | 2016-04-21 | 2016-04-21 | External rotor electric machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620339384.4U CN205622345U (en) | 2016-04-21 | 2016-04-21 | External rotor electric machine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205622345U true CN205622345U (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620339384.4U Active CN205622345U (en) | 2016-04-21 | 2016-04-21 | External rotor electric machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205622345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105762949A (en) * | 2016-04-21 | 2016-07-13 | 卧龙电气集团股份有限公司 | External rotor motor structure |
-
2016
- 2016-04-21 CN CN201620339384.4U patent/CN205622345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105762949A (en) * | 2016-04-21 | 2016-07-13 | 卧龙电气集团股份有限公司 | External rotor motor structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 312300 economic development zone, Shangyu District, Zhejiang, Shaoxing Co-patentee after: Wolong electric (Ji'nan) Motor Co., Ltd. Patentee after: Wolong Electric Drive Group Co., Ltd. Address before: 312300 No. 1801 Renmin West Road, Shangyu District, Zhejiang, Shaoxing Co-patentee before: WOLONG ELECTRIC ZHANGQIU HAIER MOTOR CO., LTD. Patentee before: Wolong Electric Group Co., Ltd. |
|
| CP03 | Change of name, title or address |