CN203071690U - A stator winding wiring structure - Google Patents
A stator winding wiring structure Download PDFInfo
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- CN203071690U CN203071690U CN 201320003525 CN201320003525U CN203071690U CN 203071690 U CN203071690 U CN 203071690U CN 201320003525 CN201320003525 CN 201320003525 CN 201320003525 U CN201320003525 U CN 201320003525U CN 203071690 U CN203071690 U CN 203071690U
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- winding
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- pad
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Abstract
The utility model discloses a stator winding wiring structure comprising a stator core assembly equipped with wire winding grooves, a plurality of stator windings disposed in the wire winding grooves, winding leading-out wires, and a switching plate connected with the stator core assembly. The switching plate comprises a substrate. Winding leading-out wire bonding points, winding wire head bonding pads, winding wire tail bonding pads, connecting wires, and a neutral point are distributed on the substrate. The winding leading-out wires are connected with the winding leading-out wire bonding points. The winding wire head bonding pads are connected with the winding leading-out wire bonding points through the connecting wires. The winding wire tail bonding pads are connected with the neutral point. Each stator winding comprises a winding wire head and a winding wire tail. The winding wire heads are all connected with the winding wire head bonding pads. The winding wire tails are all connected with the winding wire tail bonding pads. The stator winding wiring structure resolves a technical problem that the stator winding of a motor with large operating current can be wound by a machine and is capable of guaranteeing the stable performance of the motor. The stator winding wiring structure has simple producing technology and high production efficiency.
Description
Technical field
The utility model relates to technical field of motors, relates in particular to a kind of stator winding wiring construction.
Background technology
At present the processing method of the stator winding of dc brushless motor be divided into substantially machine around with the hand embedding, machine is around the production efficiency height, be generally used in centralized winding construction, but this winding mode has higher requirements to winding wire diameter, stator structure (as the stator rabbet size), and the hand embedding can remedy machine around difficulty greatly maybe can't carry out machine around structure, but production efficiency is lower.When motor working current is big, for reducing the line footpath that copper loss and heating in winding generally need increase winding, at stator contour structures one regularly, machine is around being applicable to certain wire range, winding wire diameter can not satisfy during greater than this scope machine around: the one because winding wire diameter is big, coil winding machine line mouth intensity can not guarantee, and because the restriction of stator structure, the enamelled wire wire range that makes coil winding machine be suitable for suffers restraints; In addition, because stator rabbet is less, winding wire diameter has strengthened the technology difficulty of coiling after increasing, can't guarantee the quality that winds the line.More than make can't carry out machine around, the difficulty of processing of stator is strengthened.
Simultaneously; when motor working current is big; big in order to solve the copper loss that electric current causes greatly; usually can use multi-thread and around mode; but it is multi-thread and many and technology is loaded down with trivial details around the stator production process; winding resistance difference and the difficult control of difference in inductance between phase and phase can cause the imbalance of motor winding and influences motor properties.Secondly, for the bigger motor of the ratio of rotating speed and the number of turn, a small amount of scarce circle of stator winding circle or multiturn can make the motor speed fluctuation very big, and be bigger to the motor performance influence.
The utility model content
To be solved in the utility model be make the big motor of operating current can use machine around technical problem, guarantee that simultaneously motor performance is stable, manufacture craft is simple, production efficiency is high.
For solving above-mentioned major technology problem, the utility model has adopted following technical scheme: design a kind of stator winding wiring construction, comprise the stator core assembly with winding slot, be positioned at several stator winding of described winding slot, winding lead-out wire and the keyset that is connected in described stator core assembly, described keyset comprises the plate base, be distributed with winding lead-out wire solder joint on the described plate base, winding the end of a thread pad, winding wire tail pad, connect lead and neutral point, described winding lead-out wire is connected on the described winding lead-out wire solder joint, described winding the end of a thread pad is connected in described winding lead-out wire solder joint by described connection lead, and described winding wire tail pad is connected to described neutral point respectively; Each described stator winding has winding the end of a thread and winding wire tail, and described winding the end of a thread all is connected in described winding the end of a thread pad, and described winding wire tail all is connected in described winding wire tail pad.
Further, described winding the end of a thread pad and winding wire tail pad are divided into U, V, W three-phase, described connection lead is divided into U lead, V lead, the W lead that is connected that is connected that is connected, wherein winding the end of a thread pad of U phase connects by the U lead that is connected, winding the end of a thread pad of V phase connects by the V lead that is connected, and winding the end of a thread pad of W phase connects by the W lead that is connected.
Preferably, described winding the end of a thread pad of each phase has four, and described winding wire tail pad also has four.
Preferably, described plate base is roughly rounded, and described winding the end of a thread pad and winding wire tail pad distribute ringwise around the marginal portion of described plate base, and the edge of described plate base is provided with the cable-through hole that supplies described winding the end of a thread and winding wire tail to pass.
Preferably, described stator core assembly comprises stator core body and the insulation framework that is enclosed within on this stator core body, and described keyset is fixed on the described insulation framework.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, with multi-thread and compare around mode, very big advantage is arranged aspect manufacturability:
(1) winding enamelled wire line of the present utility model footpath can be less relatively, can satisfy machine around, and copper consumption reduces, and reduces motor cost;
(2) every phase winding of the present utility model and realize connecting by keyset internal circuit cabling between phase and phase only needs corresponding bonding pad on the end of a thread of single winding and line tail and the keyset welded and gets final product, and handles simpler; When adopting straight weldering type as enamelled wire, the manufacturability of this method for winding is better.
In sum, stator winding wiring construction manufacturing process of the present utility model is simple, the production efficiency height.
2, motor performance is more stable:
(1) the utility model by machine around with make that winding resistance difference, the difference in inductance between phase and phase of stator is littler and more easy to control cooperating of keyset;
(2) the traditional relatively winding scheme of the utility model, owing to adopt multi-channel parallel, the number of turn of every phase winding is a times (a is the parallel branch number) of traditional scheme, a small amount of scarce circle or the multiturn of winding are less to the motor performance influence;
In sum, adopt the motor performance of the utility model stator winding wiring construction more stable relatively.
Description of drawings
Fig. 1 is the stereogram of a kind of stator winding wiring construction of the present utility model.
Fig. 2 is the stereogram of the stator core assembly of stator winding wiring construction shown in Figure 1.
Fig. 3 is the schematic diagram after stator winding wiring construction shown in Figure 1 is hidden keyset.
Fig. 4 is the keyset schematic diagram of stator winding wiring construction shown in Figure 1.
Fig. 5 is the elementary diagram of stator winding wiring construction shown in Figure 1.
Embodiment
To describe various execution mode of the present utility model below in detail, embodiment wherein describes in conjunction with the accompanying drawings and hereinafter.Although the utility model will describe in conjunction with illustrative embodiments, be to be understood that the utility model is not limited to these illustrative embodiments.On the contrary, the utility model not only comprises these execution modes, but also comprises various distortion, improvement.
Consult Fig. 1 and Fig. 2, a kind of stator winding wiring construction of the present utility model, comprise stator core body 1, be enclosed within insulation framework 2 on this stator core body 1, be fixed on the keyset 3 on the insulation framework 2 and be connected three winding lead-out wires 4 on this keyset 3, wherein three winding lead-out wires 4 correspond respectively to U, V, W three-phase.See Fig. 2, stator core body 1 and insulation framework 2 are formed the stator core assembly, have on the insulation framework 2 the band reference column boss 21, band buckle boss 22 and not with the boss 23 of reference column and buckle, keyset 3 is supported on the boss 21,22,23, position by the reference column on the boss 21, and fix by the buckle on the boss 22.
As Fig. 3, have 12 coiling teeth 11 on the stator core body 1, form a winding slot 12 between adjacent two coiling teeth 11, be wound with a stator winding 13 on each coiling tooth 11,12 stator winding 13 all are positioned at winding slot 12 altogether.Each stator winding 13 has one as winding the end of a thread 14 and the winding wire tail 15 as output of input.Above-mentioned 12 stator winding 13 are divided into three groups by phase place, and every group comprises four stator winding 13, differ 90 ° between adjacent two stator winding 13 of same group.
As Fig. 4 and Fig. 5, described keyset 3 comprises roughly rounded plate base 31, be distributed with winding U phase lead-out wire solder joint 32 on the plate base 31, winding V phase lead-out wire solder joint 33, winding W phase lead-out wire solder joint 34, the U lead 35 that is connected, the V lead 36 that is connected, the W lead 37 that is connected, neutral point 38, the marginal portion of winding board base 31 is distributed with 12 winding the end of a thread pads and 12 winding wire tail pads ringwise, winding the end of a thread pad and winding wire tail pad are interspersed, namely, the both sides of each winding the end of a thread pad are winding wire tail pad, and the both sides of each winding wire tail pad are winding the end of a thread pad.The edge of described plate base 31 is provided with cable-through hole 39.Three winding lead-out wires 4 are connected on winding U phase lead-out wire solder joint 32, winding V phase lead-out wire solder joint 33, the winding W phase lead-out wire solder joint 34.Winding the end of a thread 14 of each stator winding 13 and winding wire tail 15 pass corresponding cable-through hole 39 and weld with corresponding winding the end of a thread pad and winding wire tail pad.
Corresponding to the phase place of stator winding 13,12 winding the end of a thread pads and 12 winding wire tail pads are divided into U, V, W three-phase, and winding the end of a thread pad of each phase has four, and winding wire tail pad also has four.Specifically, winding the end of a thread pad of U phase is U
1a, U
2a, U
3a, U
4a, the winding wire tail pad of U phase is U
1b, U
2b, U
3b, U
4b; Winding the end of a thread pad of V phase is V
1a, V
2a, V
3a, V
4a, the winding wire tail pad of V phase is V
1b, V
2b, V
3b, V
4b; Winding the end of a thread pad of W phase is W
1a, W
2a, W
3a, W
4a, the winding wire tail pad of W phase is W
1b, W
2b, W
3b, W
4bWherein, four of the U phase winding the end of a thread pad U
1a, U
2a, U
3a, U
4aBe connected in winding U phase lead-out wire solder joint 32, four winding the end of a thread pad V of V phase by the U lead 35 that is connected
1a, V
2a, V
3a, V
4aBe connected in winding V phase lead-out wire solder joint 33, four winding the end of a thread pad W of W phase by the V lead 36 that is connected
1a, W
2a, W
3a, W
4aBe connected in winding W phase lead-out wire solder joint 34 by the W lead 37 that is connected.12 winding wire tail pads are connected to neutral point 38 respectively.
The said stator winding adopts the mode of four tunnel parallel connections, with every phase winding be divided into the per tooth independent machine around, realize the connection of every phase winding and connection between phase and phase by the inside cabling of keyset 3, meet the requirements of winding mode.
The concrete implementation step of said stator winding connection structure is as follows:
The first step: stator core body 1 is packaged insulation framework 2;
Second step: the stator core body 1 that will package insulation framework 2 is placed on and carries out the machine coiling in the coil winding machine;
The 3rd step: the position of keyset 3 by correspondence is assemblied on the insulation framework 2;
The 4th step: winding the end of a thread 14 of each stator winding 13 and winding wire tail 15 are passed and grind off terminal coat of paint from the cable-through hole 39 of keyset correspondence;
The 5th step: winding the end of a thread 14 and the winding wire tail 15 of each stator winding 13 are welded on keyset 3 corresponding bonding pad;
The 6th step: the winding lead-out wire 4 of every phase winding is welded on the lead-out wire solder joint of keyset 3 correspondences.
Above-described only is preferred implementation of the present utility model, should be understood that, for the person of ordinary skill of the art, under the prerequisite that does not break away from the present utility model design, can also make some distortion and improvement, for example the number of stator winding (being groove number or the number of teeth of stator core) is not limited to 12, can increase as required or reduce; The number of phases of stator winding also differs and is decided to be three-phase.These all belong to protection range of the present utility model.
Claims (5)
1. stator winding wiring construction, comprise the stator core assembly with winding slot, be positioned at several stator winding of described winding slot, and winding lead-out wire, it is characterized in that, also comprise the keyset that is connected in described stator core assembly, described keyset comprises the plate base, be distributed with winding lead-out wire solder joint on the described plate base, winding the end of a thread pad, winding wire tail pad, connect lead and neutral point, described winding lead-out wire is connected on the described winding lead-out wire solder joint, described winding the end of a thread pad is connected in described winding lead-out wire solder joint by described connection lead, and described winding wire tail pad is connected to described neutral point respectively; Each described stator winding has winding the end of a thread and winding wire tail, and described winding the end of a thread all is connected in described winding the end of a thread pad, and described winding wire tail all is connected in described winding wire tail pad.
2. stator winding wiring construction according to claim 1, it is characterized in that, described winding the end of a thread pad and winding wire tail pad are divided into U, V, W three-phase, described connection lead is divided into U lead, V lead, the W lead that is connected that is connected that is connected, wherein winding the end of a thread pad of U phase connects by the U lead that is connected, winding the end of a thread pad of V phase connects by the V lead that is connected, and winding the end of a thread pad of W phase connects by the W lead that is connected.
3. stator winding wiring construction according to claim 2 is characterized in that, described winding the end of a thread pad of each phase has four, and described winding wire tail pad also has four.
4. stator winding wiring construction according to claim 3, it is characterized in that, described plate base is roughly rounded, described winding the end of a thread pad and winding wire tail pad distribute ringwise around the marginal portion of described plate base, and the edge of described plate base is provided with the cable-through hole that supplies described winding the end of a thread and winding wire tail to pass.
5. stator winding wiring construction according to claim 4 is characterized in that, described stator core assembly comprises stator core body and the insulation framework that is enclosed within on this stator core body, and described keyset is fixed on the described insulation framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003525 CN203071690U (en) | 2013-01-02 | 2013-01-02 | A stator winding wiring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003525 CN203071690U (en) | 2013-01-02 | 2013-01-02 | A stator winding wiring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071690U true CN203071690U (en) | 2013-07-17 |
Family
ID=48770440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320003525 Expired - Lifetime CN203071690U (en) | 2013-01-02 | 2013-01-02 | A stator winding wiring structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071690U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104426275A (en) * | 2013-09-05 | 2015-03-18 | 珠海格力电器股份有限公司 | Motor and winding short circuit-preventing structure thereof |
| CN104901495A (en) * | 2015-05-18 | 2015-09-09 | 河北超亚电子科技股份有限公司 | Winding arrangement and wiring structure for single-phase asynchronous motor |
| CN104953776A (en) * | 2015-06-29 | 2015-09-30 | 河北超亚电子科技股份有限公司 | Winding wire arrangement and connection structure for monophase asynchronous motor |
| CN108206598A (en) * | 2016-12-16 | 2018-06-26 | 德昌电机(深圳)有限公司 | Electric machine and its stator |
| WO2019062909A1 (en) * | 2017-09-29 | 2019-04-04 | 比亚迪股份有限公司 | Stator assembly, motor provided with same, and vehicle |
| WO2020107568A1 (en) * | 2018-11-28 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Wire winding core and wire unwinding mechanism |
-
2013
- 2013-01-02 CN CN 201320003525 patent/CN203071690U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104426275A (en) * | 2013-09-05 | 2015-03-18 | 珠海格力电器股份有限公司 | Motor and winding short circuit-preventing structure thereof |
| CN104901495A (en) * | 2015-05-18 | 2015-09-09 | 河北超亚电子科技股份有限公司 | Winding arrangement and wiring structure for single-phase asynchronous motor |
| CN104953776A (en) * | 2015-06-29 | 2015-09-30 | 河北超亚电子科技股份有限公司 | Winding wire arrangement and connection structure for monophase asynchronous motor |
| CN104953776B (en) * | 2015-06-29 | 2018-08-14 | 河北超亚电子科技股份有限公司 | A kind of winding wiring and wiring construction for monopole asynchronous motor |
| CN108206598A (en) * | 2016-12-16 | 2018-06-26 | 德昌电机(深圳)有限公司 | Electric machine and its stator |
| WO2019062909A1 (en) * | 2017-09-29 | 2019-04-04 | 比亚迪股份有限公司 | Stator assembly, motor provided with same, and vehicle |
| WO2020107568A1 (en) * | 2018-11-28 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Wire winding core and wire unwinding mechanism |
| CN111615782A (en) * | 2018-11-28 | 2020-09-01 | 深圳市大疆创新科技有限公司 | Winding core and wire spreading mechanism |
| CN111615782B (en) * | 2018-11-28 | 2022-04-08 | 深圳市大疆创新科技有限公司 | Wire spreading mechanism for winding core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |