WO2016008323A1 - 一种电机控制器及其应用的电机 - Google Patents

一种电机控制器及其应用的电机 Download PDF

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Publication number
WO2016008323A1
WO2016008323A1 PCT/CN2015/077461 CN2015077461W WO2016008323A1 WO 2016008323 A1 WO2016008323 A1 WO 2016008323A1 CN 2015077461 W CN2015077461 W CN 2015077461W WO 2016008323 A1 WO2016008323 A1 WO 2016008323A1
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WIPO (PCT)
Prior art keywords
motor controller
bead
plastic
cavity
control box
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PCT/CN2015/077461
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English (en)
French (fr)
Inventor
于跃强
夏文兵
边文清
唐松发
王雄程
Original Assignee
中山大洋电机股份有限公司
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Priority claimed from CN201420401399.XU external-priority patent/CN204031040U/zh
Priority claimed from CN201420427024.0U external-priority patent/CN204030806U/zh
Application filed by 中山大洋电机股份有限公司 filed Critical 中山大洋电机股份有限公司
Publication of WO2016008323A1 publication Critical patent/WO2016008323A1/zh

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0047—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a two-part housing enclosing a PCB
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets

Definitions

  • the utility model relates to a motor controller and a motor thereof, which belong to the technical field of motors.
  • the control chip on the control circuit board is pressed on the inner wall surface of the control box by the metal bead, and the control chip is easily deformed and damaged due to the pressure of the metal bead, and is used as the motor controller.
  • the position where the metal bead is in contact with the control chip cannot pass the withstand voltage test.
  • the bead structure is used to better mount and secure the control chip while allowing the motor controller to pass the withstand voltage test.
  • the purpose of the utility model is to provide a motor controller and a motor for the same, the motor controller has a simple structure, the control chip is conveniently installed, and the plastic clamp is in flexible contact with the control chip to avoid the process of controlling the chip during installation.
  • the deformation or damage in the middle makes the motor controller meet the requirements of the withstand voltage test.
  • the motor has a simple structure, convenient installation, high reliability and long service life.
  • a motor controller includes a control box, a control circuit board and a first bead.
  • the control box is provided with a cavity in the middle, the control circuit board is installed at the bottom of the cavity, and a control chip is mounted on the outer edge of the top surface of the control circuit board.
  • a plurality of plastic pressing blocks are disposed in the middle of the end surface of the first bead. The two ends of the first bead are mounted together with the inner wall of the control box, and the plastic pressing block presses the control chip against the side wall of the cavity.
  • the number of plastic compacts described above is two, and the two plastic compacts are connected together by a plastic bead.
  • a groove is formed in the middle of the end surface of the first bead, and a through hole is formed in the first bead at both ends of the groove, the groove connects the two through holes, and protrudes downward on the bottom surface of the plastic compact Stepped post, plastic bead is embedded in the groove, and the stud is nested inside the through hole.
  • the above described surface is provided with an insulating layer on the outer surfaces of the plastic bead, the plastic compact and the first bead.
  • a silicone sleeve is nested outside the control chip.
  • the above-mentioned outer surface of the control chip and the outer wall surface of the control box are provided with a plurality of heat dissipating fins.
  • the first bead described above is made of a metal material, and the first bead and the inner wall of the control box are mounted together by screws.
  • the above-mentioned cavity is filled with a sealant, the sealant is covered on the top surface of the control circuit board, the top surface of the sealant is a slope, the bottom of the low side of the slope, and the inner wall of the cavity are provided with a plurality of The first drop of water.
  • the above-mentioned cover is mounted on the top surface of the control box with a cover that blocks the opening at the top of the cavity, and a plurality of second drip holes are formed in the cover.
  • the second drip hole When the first drip hole is used, the second drip hole is nested with a plug; when the second drip hole is used, the first drip hole is nested with a plug, and the inclined surface is an inclined plane. .
  • a motor includes a rotating shaft, a rotor assembly, a stator assembly, a casing, a front end cover, a rear end cover, and a motor controller.
  • the rotor assembly is mounted on the rotating shaft, and the stator assembly and the casing are mounted together and nested outside the rotor assembly.
  • the front end cover and the rear end cover are respectively installed at two ends of the casing, and the two ends of the rotating shaft are respectively supported on the bearings of the front end cover and the rear end cover, and the motor controller is mounted on the rear end cover, and the motor controller includes a control box a control circuit board and a first bead, a cavity is opened in the middle of the control box, the control circuit board is installed at the bottom of the cavity, and a control chip is mounted on the outer edge of the top surface of the control circuit board, and a middle is disposed in the middle of the end surface of the first bead
  • a plurality of plastic compacts are mounted on both ends of the first bead and the inner wall of the control box, and the plastic compact presses the control chip against the side wall of the cavity.
  • a plurality of plastic pressing blocks are arranged in the middle of the end face of the first bead, the two ends of the first bead are mounted together with the inner wall of the control box, and the plastic pressing block presses the control chip against the inner wall of the cavity, the plastic pressing block and the control chip
  • the plastic pressing block presses the control chip against the inner wall of the cavity, the plastic pressing block and the control chip
  • a groove is formed in the middle of the end surface of the first bead, and a through hole is formed in the first bead at both ends of the groove, the groove connects the two through holes, and the stepped shape is extended downward on the bottom surface of the plastic block Bump, plastic bead Inlaid in the groove, the stud is nested inside the through hole.
  • the structure is simple, the installation is convenient, and the positioning is accurate, which can improve the installation precision between the plastic briquetting block and the control chip, and make the control chip work more reliable;
  • the outer surface of the plastic bead, the plastic briquetting piece and the first bead are provided with an insulating layer to improve the overall insulation performance, so that the withstand voltage is better, and the silicone chip sleeve is nested outside the control chip, the structure is simple, and the insulation performance is good;
  • the outer side of the control chip and the outer wall surface of the control box are provided with a plurality of heat dissipating fins, the structure is simple, the heat dissipation performance of the controller is improved, and the control chip is prevented from being burnt due to excessive temperature;
  • the top surface of the sealant is a beveled surface.
  • the bottom of the low side of the bevel is provided with a plurality of first drip holes on the inner wall of the cavity.
  • a plurality of second drip holes are opened in the lid, and when the motor is flipped, the accumulated water in the motor controller can be discharged through the second drip hole, the structure is simple, and the waterproof performance is good;
  • the second drip hole is nested with a plug; when the second drip hole is used, the first drip hole is nested with a plug to ensure the sealing of the motor controller. Avoid dust or other impurities from the motor controller;
  • the inclined surface is a sloping plane to ensure that the accumulated water can flow smoothly without accumulating accumulated water.
  • Figure 1 is a perspective view of an angle of a motor controller in an embodiment
  • Figure 2 is a side view of the motor controller in the embodiment
  • Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
  • Figure 4 is a partial enlarged view of B-B of Figure 3;
  • Figure 5 is a schematic view showing the assembly of the first bead and the plastic compact in the embodiment
  • Figure 6 is a perspective view of another angle of the motor controller in the embodiment.
  • Figure 7 is an exploded view of the motor controller of Figure 6;
  • Figure 9 is a cross-sectional view taken along line C-C of Figure 8.
  • Figure 10 is a perspective view of the motor controller in the embodiment.
  • Figure 11 is an exploded view of the motor controller in the embodiment.
  • Embodiment 1 As shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 and FIG. 5 , the embodiment is a motor controller including a control box 1 , a control circuit board 2 and a first bead 3 , and a control box 1 .
  • a cavity 11 is opened in the middle, a control circuit board 2 is mounted on the bottom of the cavity 11, a control chip 4 is mounted on the outer edge of the top surface of the control circuit board 2, and a plurality of plastic compacts 5 are disposed in the middle of the end surface of the first bead 3. Both ends of the first bead 3 are mounted together with the inner wall of the control box 1, and the plastic compact 5 presses the control chip 4 against the side wall of the cavity 11.
  • the number of plastic compacts 5 is two, and the two plastic compacts 5 are connected together by a plastic bead 51.
  • a groove 31 is defined in the middle of the end surface of the first bead 3, and a through hole 32 is formed in the first bead 3 at both ends of the groove 31.
  • the groove 31 connects the two through holes 32 on the bottom surface of the plastic compact 5
  • a stepped projection 52 is protruded downward, and the plastic bead 51 is embedded in the recess 31, and the stud 52 is nested inside the through hole 32.
  • An insulating layer 6 is disposed on the outer surfaces of the plastic bead 51, the plastic compact 5, and the first bead 3, and a silicone sleeve 7 is nested outside the control chip 4.
  • a plurality of heat dissipating fins 12 are disposed on the outer wall surface of the control box 1 outside the control chip 4.
  • the first bead 3 is made of a metal material, and the first bead 3 and the inner wall of the control box 1 are mounted together by screws 8.
  • the cavity 11 is filled with a sealant 101, and the sealant 101 covers the top surface of the control circuit board 2.
  • the top surface of the sealant 101 is a The inclined surface, the bottom of the lower side of the inclined surface, and the inner wall of the cavity 11 are provided with a plurality of first drip holes 13 .
  • a cover 102 is mounted on the top surface of the control box 1. The cover 102 blocks the opening at the top of the cavity 11.
  • a plurality of second drip holes 1021 are formed in the cover 102. When the first drip hole 13 is used, the second drip hole 1021 is nested with a plug 103; when the second drip hole 1021 is used, the first drip hole 13 is nested with a plug 103, and the slope is inclined. The plane.
  • Embodiment 2 As shown in FIG. 1 , FIG. 10 and FIG. 11 , this embodiment is a motor, The shaft 91, the rotor assembly 92, the stator assembly 93, the casing 94, the front end cover 95, the rear end cover 96 and the motor controller are mounted.
  • the rotor assembly 92 is mounted on the rotating shaft 91, and the stator assembly 93 and the casing 94 are mounted together and embedded.
  • the front end cover 95 and the rear end cover 96 are respectively mounted on the outer ends of the casing 94, and the two ends of the rotating shaft 91 are respectively supported on the bearings of the front end cover 95 and the rear end cover 96, and the motor controller is installed behind.
  • the motor controller comprises a control box 1, a control circuit board 2 and a first bead 3, and a cavity 11 is opened in the middle of the control box 1, and the control circuit board 2 is mounted at the bottom of the cavity 11, under control
  • a control chip 4 is mounted on the outer edge of the top surface of the circuit board 2, and a plurality of plastic compacts 5 are disposed in the middle of the end surface of the first bead 3, and both ends of the first bead 3 are mounted together with the inner wall of the control box 1, and the plastic compact 5
  • the control chip 4 is pressed against the side wall of the cavity 11.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

一种电机控制器及其应用的电机，包括控制盒（1）、控制线路板（2）和第一压条（3），控制盒中间开设有空腔（11），控制线路板安装在空腔的底部，在控制线路板顶面的外侧边缘上安装有控制芯片（4），在第一压条端面中间设置有若干塑料压块（5），第一压条两端与控制盒的内壁安装在一起，塑料压块把控制芯片压紧在空腔的侧壁上。该电机控制器的结构简单，控制芯片的安装方便，塑料压块与控制芯片之间是柔性接触，避免控制芯片在安装的过程中变形或者损坏，使电机控制器可以满足耐压测试要求。

Description

一种电机控制器及其应用的电机 技术领域：
本实用新型涉及一种电机控制器及其应用的电机，属于电机技术领域。
背景技术：
现有的电机控制器产品之中，控制线路板上的控制芯片是通过金属压条压紧在控制盒的内壁面上的，控制芯片由于金属压条的压力容易变形、损坏，在做电机控制器的短路实验时，金属压条与控制芯片接触的位置，无法通过耐压测试，而将金属压条拆卸之后，单独对电机控制器做耐压测试时，即可马上通过，故需设计一种更加合理的压条结构用以更好地安装以及固定控制芯片同时使电机控制器可以通过耐压测试。
发明内容：
本实用新型的目的是提供一种电机控制器及其应用的电机，该电机控制器结构简单，控制芯片的安装方便，塑料压块与控制芯片之间是柔性接触，避免控制芯片在安装的过程中变形或者损坏，使电机控制器可以满足耐压测试要求，该电机结构简单，安装方便，可靠性高，使用寿命长。
本实用新型的目的是通过下述技术方案予以实现的。
一种电机控制器，包括控制盒、控制线路板和第一压条，控制盒中间开设有空腔，控制线路板安装在空腔的底部，在控制线路板顶面的外侧边缘上安装有控制芯片，在第一压条端面中间设置有若干塑料压块，第一压条两端与控制盒的内壁安装在一起，塑料压块把控制芯片压紧在空腔的侧壁上。
上述所述的塑料压块的数量是两个，两个塑料压块之间通过一塑料压条连接在一起。
上述所述的在第一压条端面中间开设有凹槽，在凹槽两端、第一压条上开设有通孔，凹槽把两个通孔连通，在塑料压块的底面上往下伸出台阶状的凸柱，塑料压条镶嵌在凹槽里面，凸柱嵌套在通孔里面。
上述所述的在塑料压条、塑料压块和第一压条的外表面上设置有绝缘层， 在控制芯片外面嵌套安装有硅胶套。
上述所述的在控制芯片外侧、控制盒的外壁面上设置有若干散热翅片。
上述所述的第一压条是采用金属材料制造而成的，通过螺钉把第一压条和控制盒的内壁安装在一起。
上述所述的在空腔里面灌注有密封胶，密封胶覆盖在控制线路板的顶面上，所述密封胶的顶面是一斜面，斜面低侧的底部、空腔的内壁上开设有若干第一滴水孔。
上述所述的在控制盒的顶面上安装有盒盖，盒盖遮挡着空腔顶部的开口，在盒盖上开设有若干第二滴水孔。
上述所述的当使用第一滴水孔时，第二滴水孔里面嵌套安装有孔塞；当使用第二滴水孔时，第一滴水孔里面嵌套安装有孔塞，斜面是一倾斜的平面。
一种电机，包括转轴、转子组件、定子组件、机壳、前端盖、后端盖和电机控制器，转子组件安装在转轴上，定子组件和机壳安装在一起并嵌套在转子组件外面，前端盖和后端盖分别分别安装在机壳两端，转轴两端分别支承在前端盖和后端盖的轴承上，电机控制器安装在后端盖上，所述的电机控制器包括控制盒、控制线路板和第一压条，控制盒中间开设有空腔，控制线路板安装在空腔的底部，在控制线路板顶面的外侧边缘上安装有控制芯片，在第一压条端面中间设置有若干塑料压块，第一压条两端与控制盒的内壁安装在一起，塑料压块把控制芯片压紧在空腔的侧壁上。
本实用新型与现有技术相比，具有如下效果：
1)在第一压条端面中间设置有若干塑料压块，第一压条两端与控制盒的内壁安装在一起，塑料压块把控制芯片压紧在空腔的内壁上，塑料压块与控制芯片之间是柔性接触，避免控制芯片在安装的过程中变形或者损坏，使电机控制器可以满足耐压测试要求，而且使用塑料压块的绝缘等级更高，可靠性更好；
2)第一压条端面中间开设有凹槽，在凹槽两端、第一压条上开设有通孔，凹槽把两个通孔连通，在塑料压块的底面上往下伸出台阶状的凸柱，塑料压条 镶嵌在凹槽里面，凸柱嵌套在通孔里面，该结构简单，安装方便，而且定位准确，可以提高塑料压块和控制芯片之间的安装精度，使控制芯片工作更加可靠；
3)塑料压条、塑料压块和第一压条的外表面上设置有绝缘层，提高整体的绝缘性能，使耐压更好，控制芯片外面嵌套安装有硅胶套，结构简单，绝缘性能好；
4)控制芯片外侧、控制盒的外壁面上设置有若干散热翅片，结构简单，提高控制器的散热性能，避免控制芯片因温度过高而烧毁；
5)密封胶的顶面是一斜面，斜面低侧的底部、空腔的内壁上开设有若干第一滴水孔，在电机立装时，电机控制器里面的积水可沿着斜面流到第一滴水孔，通过第一滴水孔把积水排出，结构简单，防水性能好，提高电机控制器的可靠性和延长电机控制器的使用寿命；
6)在盒盖上开设有若干第二滴水孔，在电机倒装时，电机控制器里面的积水可通过第二滴水孔排出，该结构简单，防水性能好；
7)当使用第一滴水孔时，第二滴水孔里面嵌套安装有孔塞；当使用第二滴水孔时，第一滴水孔里面嵌套安装有孔塞，确保电机控制器的密封性，避免电机控制器进尘或者其他杂质；
8)斜面是一倾斜的平面，确保积水能顺利流出，不产生积聚积水的现象。
附图说明：
图1是实施例中电机控制器一个角度的立体图；
图2是实施例中电机控制器的侧视图；
图3是图2中A-A剖视图；
图4是图3中B-B局部放大图；
图5是实施例中第一压条和塑料压块的装配示意图；
图6是实施例中电机控制器另一个角度的立体图；
图7是图6中电机控制器的分解图；
图8是图6中电机控制器的俯视图；
图9是图8中C-C剖视图；
图10是实施例中电机控制器的立体图；
图11是实施例中电机控制器的分解图。
具体实施方式：
下面通过具体实施例并结合附图对本实用新型作进一步详细的描述。
实施例一：如图1、图2、图3、图4和图5所示，本实施例是一种电机控制器，包括控制盒1、控制线路板2和第一压条3，控制盒1中间开设有空腔11，控制线路板2安装在空腔11的底部，在控制线路板2顶面的外侧边缘上安装有控制芯片4，在第一压条3端面中间设置有若干塑料压块5，第一压条3两端与控制盒1的内壁安装在一起，塑料压块5把控制芯片4压紧在空腔11的侧壁上。塑料压块5的数量是两个，两个塑料压块5之间通过一塑料压条51连接在一起。在第一压条3端面中间开设有凹槽31，在凹槽31两端、第一压条3上开设有通孔32，凹槽31把两个通孔32连通，在塑料压块5的底面上往下伸出台阶状的凸柱52，塑料压条51镶嵌在凹槽31里面，凸柱52嵌套在通孔32里面。在塑料压条51、塑料压块5和第一压条3的外表面上设置有绝缘层6，在控制芯片4外面嵌套安装有硅胶套7。在控制芯片4外侧、控制盒1的外壁面上设置有若干散热翅片12。所述的第一压条3是采用金属材料制造而成的，通过螺钉8把第一压条3和控制盒1的内壁安装在一起。
如图6、图7、图8和图9所示，在空腔11里面灌注有密封胶101，密封胶101覆盖在控制线路板2的顶面上，所述密封胶101的顶面是一斜面，斜面低侧的底部、空腔11的内壁上开设有若干第一滴水孔13。在控制盒1的顶面上安装有盒盖102，盒盖102遮挡着空腔11顶部的开口，在盒盖102上开设有若干第二滴水孔1021。当使用第一滴水孔13时，第二滴水孔1021里面嵌套安装有孔塞103；当使用第二滴水孔1021时，第一滴水孔13里面嵌套安装有孔塞103，斜面是一倾斜的平面。
实施例二：如图1、图10和图11所示，本实施例是本实用新型是一种电机， 包括转轴91、转子组件92、定子组件93、机壳94、前端盖95、后端盖96和电机控制器，转子组件92安装在转轴91上，定子组件93和机壳94安装在一起并嵌套在转子组件92外面，前端盖95和后端盖96分别分别安装在机壳94两端，转轴91两端分别支承在前端盖95和后端盖96的轴承上，电机控制器安装在后端盖96上，所述的电机控制器包括控制盒1、控制线路板2和第一压条3，控制盒1中间开设有空腔11，控制线路板2安装在空腔11的底部，在控制线路板2顶面的外侧边缘上安装有控制芯片4，在第一压条3端面中间设置有若干塑料压块5，第一压条3两端与控制盒1的内壁安装在一起，塑料压块5把控制芯片4压紧在空腔11的侧壁上。
以上实施例为本发明的较佳实施方式，但本发明的实施方式不限于此，其他任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化，均为等效的置换方式，都包含在本发明的保护范围之内。

Claims (10)

  1. 一种电机控制器，包括控制盒(1)、控制线路板(2)和第一压条(3)，控制盒(1)中间开设有空腔(11)，控制线路板(2)安装在空腔(11)的底部，在控制线路板(2)顶面的外侧边缘上安装有控制芯片(4)，其特征在于：在第一压条(3)端面中间设置有若干塑料压块(5)，第一压条(3)两端与控制盒(1)的内壁安装在一起，塑料压块(5)把控制芯片(4)压紧在空腔(11)的侧壁上。
  2. 根据权利要求1所述的一种电机控制器，其特征在于：塑料压块(5)的数量是两个，两个塑料压块(5)之间通过一塑料压条(51)连接在一起。
  3. 根据权利要求2所述的一种电机控制器，其特征在于：在第一压条(3)端面中间开设有凹槽(31)，在凹槽(31)两端、第一压条(3)上开设有通孔(32)，凹槽(31)把两个通孔(32)连通，在塑料压块(5)的底面上往下伸出台阶状的凸柱(52)，塑料压条(51)镶嵌在凹槽(31)里面，凸柱(52)嵌套在通孔(32)里面。
  4. 根据权利要求1或2或3所述的一种电机控制器，其特征在于：在塑料压条(51)、塑料压块(5)和第一压条(3)的外表面上设置有绝缘层(6)，在控制芯片(4)外面嵌套安装有硅胶套(7)。
  5. 根据权利要求1或2或3所述的一种电机控制器，其特征在于：在控制芯片(4)外侧、控制盒(1)的外壁面上设置有若干散热翅片(12)。
  6. 根据权利要求5所述的一种电机控制器，其特征在于：所述的第一压条(3)是采用金属材料制造而成的，通过螺钉(8)把第一压条(3)和控制盒(1)的内壁安装在一起。
  7. 根据权利要求1或2或3所述的一种电机控制器，其特征在于：在空腔(11)里面灌注有密封胶(101)，密封胶(101)覆盖在控制线路板(2)的顶面上，所述密封胶(101)的顶面是一斜面，斜面低侧的底部、空腔(11)的内壁上开设有若干第一滴水孔(13)。
  8. 根据权利要求7所述的一种电机控制器，其特征在于：在控制盒(1)的顶面上安装有盒盖(102)，盒盖(102)遮挡着空腔(11)顶部的开口，在盒盖(102)上开设有若干第二滴水孔(1021)。
  9. 根据权利要求8所述的一种电机控制器，其特征在于：当使用第一滴水孔(13)时，第二滴水孔(1021)里面嵌套安装有孔塞(103)；当使用第二滴水孔(1021)时，第一滴水孔(13)里面嵌套安装有孔塞(103)，斜面是一倾斜的平面。
  10. 一种电机，包括转轴(91)、转子组件(92)、定子组件(93)、机壳(94)、前端盖(95)、后端盖(96)和电机控制器，转子组件(92)安装在转轴(91)上，定子组件(93)和机壳(94)安装在一起并嵌套在转子组件(92)外面，前端盖(95)和后端盖(96)分别分别安装在机壳(94)两端，转轴(91)两端分别支承在前端盖(95)和后端盖(96)的轴承上，电机控制器安装在后端盖(96)上，其特征在于：所述的电机控制器是权利要求1至9任何一项所描述的结构。
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