WO2010118649A1 - 一种电机 - Google Patents

一种电机 Download PDF

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Publication number
WO2010118649A1
WO2010118649A1 PCT/CN2010/070357 CN2010070357W WO2010118649A1 WO 2010118649 A1 WO2010118649 A1 WO 2010118649A1 CN 2010070357 W CN2010070357 W CN 2010070357W WO 2010118649 A1 WO2010118649 A1 WO 2010118649A1
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WO
WIPO (PCT)
Prior art keywords
control box
control
board
motor
circuit board
Prior art date
Application number
PCT/CN2010/070357
Other languages
English (en)
French (fr)
Inventor
唐松发
赵勇
Original Assignee
中山大洋电机制造有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中山大洋电机制造有限公司 filed Critical 中山大洋电机制造有限公司
Priority to MX2011010883A priority Critical patent/MX2011010883A/es
Priority to CA2760019A priority patent/CA2760019C/en
Publication of WO2010118649A1 publication Critical patent/WO2010118649A1/zh
Priority to US13/206,496 priority patent/US8373323B2/en

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Classifications

    • 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
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines

Definitions

  • the utility model relates to a motor.
  • control function is relatively simple, far from adapting to customer needs;
  • Power line, signal The line often protrudes from the side wall of the control box, the sealing is not so good, and the installation and connection are inconvenient;
  • the structure is not reasonable, the control is relatively simple, and no communication interface is left, which is inconvenient to communicate with the outside; 6)
  • the purpose of the utility model is to provide a motor, which is provided with a mounting and debugging window on the control box, which can conveniently disassemble the sealing cover and expose the installation and debugging window, so that the power line and the control line can be easily and conveniently connected to the control circuit board, and the parameters of the electronic component
  • the adjustment is easy, and the shaft can be fixed by installing the debugging window, which brings a lot of convenience to the installation and debugging.
  • the utility model is realized by the following technical solutions.
  • a motor consisting of a motor body at the top and a controller at the bottom, wherein: the motor body comprises a casing, a stator and a rotor; the controller comprises a control box and is mounted in the control box Control circuit board; Install and debug window on the side or bottom of the control box, the sealing cover is installed on the installation and debugging window, and the sealing cover can be opened according to the requirements of user installation and use, and the control circuit board is exposed for wiring and electronic adjustment.
  • the parameters of the components and the operation of the fixed shaft are not limited to the motor body of a stator and a rotor.
  • the utility model has the following advantages: the installation and debugging window is arranged on the control box, and the sealing cover can be easily opened to expose the installation and debugging window, so that the power line and the control line can be easily and conveniently connected to the control circuit board, and the electronic component
  • the parameter adjustment is easy, and the rotating shaft can be fixed by installing the debugging window, which brings a lot of convenience to the installation and debugging.
  • the sealing gasket is arranged between the sealing cover and the control box as described above, and has good sealing performance and good dustproof effect.
  • the internal control circuit board of the controller is arranged by a stacking structure of upper and lower layers, the upper circuit board is a power board carrying a power conversion circuit, and the lower circuit board is a control board carrying a control circuit of a brushless DC motor; the layout is reasonable, the structure Compact, make full use of space, reduce the occupied area, and solve the problem of high temperature rise of the controller and difficulty in heat dissipation.
  • the casing includes an upper end cover, a metal outer casing with heat dissipating fins, and a lower end cover.
  • the upper end cover and the lower end cover are cast aluminum end caps, and the metal outer casing is a stretched aluminum outer casing, and the heat dissipation effect is good.
  • the top of the control box is open, the top of the control box is set at the bottom of the lower end cover, a part of the control box and the lower end cover protrude from the side of the metal casing to form a platform, and the control line and the power line enter the control box from the platform.
  • the terminal is connected to the upper power supply board, and the upper power supply board and the lower control board are connected by terminal plugging manner, and the structure is reasonable, the wiring is convenient, and the sealing property is good.
  • control line and the power line mentioned above are taken out from the platform by using a sealing screw joint and a nut, and the screw joint is fixed on the lower end cover by a nut, the lead wire is completely sealed, the waterproof and dustproof effect is good, the wiring is convenient, and the water can be prevented from being along The wire enters the control box.
  • the knob of the bottom of the control box described above selects a dial switch, and the knob selects the dial switch to be electrically connected with the lower control panel, and the knob selects the dial switch to control different functions of the motor, which is very convenient to use.
  • the heating element on the upper power supply board described above faces up, and the rectifier is in close contact with the side wall.
  • the intelligent power module chip IPM on the lower circuit board is closely attached to the bottom surface of the control box, and the control box is made of aluminum material, which can accelerate heat dissipation.
  • the above-mentioned opening hole is formed in the bottom of the control box, and the serial port provided on the lower layer control board is located inside the hole to connect the external circuit, the hole is a threaded hole, and the threaded hole is sealed by a plastic nut and a sealing jaw, which can be conveniently combined with Peripheral electronic devices communicate and exchange data.
  • a hole is formed in the bottom of the control box, and an LED is installed therein.
  • the LED is electrically connected to the lower control board.
  • the bottom of the control box is provided with a plurality of heat dissipation bosses, and a sealing pad is installed between the control box and the lower end cover.
  • Figure 1 is a perspective view of the utility model
  • Figure 2 is a cross-sectional view of the utility model
  • Figure 3 is an exploded view of the utility model
  • Figure 4 is a partial enlarged view of the controller of the present invention.
  • Figure 5 is a cross-sectional view of the control box of the present invention.
  • Figure 6 is an exploded view of another angle of the present invention.
  • a motor is composed of a motor body at the top and a controller at the bottom, wherein: the motor body includes a casing, a stator 7 and a rotor 8; the casing includes an upper end cover 2, and a heat dissipation
  • the metal casing 1 and the lower end cover 3 of the fin 9 are mounted on the cavity 10 of the metal casing 1, and the upper end cover 2 and the lower end cover 3 are each provided with a bearing chamber for the mounting of the rotor 7.
  • a mounting and debugging window 23 is mounted on the side wall or the bottom of the control box 4.
  • the sealing cover 12 is mounted on the installation and debugging window 23, and the sealing cover 12 can be disassembled according to the requirements of the user installation and use, and the control circuit board is exposed for wiring and adjustment. Operation of parameters of electronic components and fixed shafts.
  • a gasket 24 is provided between the sealing cover 12 and the control box 4.
  • the controller includes a control box 4 and a control circuit board installed in the control box, the control circuit
  • the board is arranged in a stacked structure of upper and lower layers, the upper circuit board is a power board 5 carrying a power conversion circuit, and the lower circuit board is a control board 6 carrying a control circuit of the brushless DC motor;
  • the top of the control box 4 is open, and the control
  • the top of the case 4 is set at the bottom of the lower end cover 3, and a part of the control box 4 and the lower end cover 3 protrude from the side of the metal case to form a platform 30, and the control line and the power line 17 enter the inside of the control box 4 from the platform and the upper power supply board 5 Electrical connection, the upper power supply board and the lower control board are connected by terminal 16 plugging.
  • the control wire and the power cord 17 are routed from the platform by means of a sealing screw joint 13 and a nut 14, and the screw joint 13 is fixed to the lower end cap 3 by a nut 14, and the lead wire is completely sealed.
  • the bottom of the control box 4 is provided with a knob selection switch 22, and the knob selection switch 22 is connected to the lower layer control board 6 and the knob selection switch 22 is used to control different functions of the motor.
  • the heat generating elements on the upper power supply board 5 face upward, and the rectifier 28 abuts against the wall surface of the boss 27 of the side wall.
  • the smart power module chip 15 on the lower circuit board 6 is closely attached to the bottom surface of the control box 4.
  • the control box 4 is made of aluminum material, and the heat dissipation is very fast.
  • a hole 19 is formed in the bottom of the control box 4, and a serial port provided on the lower control board 6 is located inside the hole to connect an external circuit.
  • the hole 19 is a threaded hole, and the threaded hole is sealed by a plastic nut 21 and a sealing jaw 20, wherein the upper end cover 2 and the lower end cover 3 are cast aluminum end caps, and the metal outer casing 1 is a stretched aluminum outer casing.
  • a hole is formed in the bottom of the control box 4, and an LED is installed therein, and the LED is electrically connected to the lower control board.
  • a plurality of heat dissipation bosses 11 are disposed at the bottom of the control box 4, and a gasket ⁇ 18 is installed between the control box 4 and the lower end cover 3 to ensure waterproof and dustproof problems.
  • the side of the control box 4 is provided with a recess 25, and the control box 4 is further provided with another heat-dissipating boss 29, which can heat the surface of the heat-generating electronic device on the power board 5 close to the heat-dissipating boss 29 to accelerate heat dissipation.
  • the bottom of the control box 4 is provided with a mounting leg 26, and a plurality of steps for supporting the control board 6 and the power board 5 are protruded from the inner side wall of the control box 4, and a screw hole is arranged at the top end surface of the step to fix the control board 6 by screwing Power board 5.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Casings For Electric Apparatus (AREA)

Description

一种电机 技术领域 ：
本实用新型涉及一种电机。
背景技术 ：
传统的水泵类电机一般采用交流电机， 交流电机比较耗电、 不节电环 保， 同时工作噪音大， 调速控制范围小且不精确， 控制功能相对筒单， 不 能很好满足客户多样的需求。
目前， 出现了一些直流无刷水泵电机， 但其结构存在如下缺点： 1 )控 制盒上没有预留调试安装窗口， 使电源线、 信号线连接到控制线路板时比 较麻烦， 电子元件的参数不能调整， 并且由于电机的轴伸端需要安装叶轮， 在安装时很难对转轴固定， 给安装带来很多不便； 2 )控制线路板放置在控 制盒里面， 由于空间小空气不流动， 散热成为难题， 由于水泵电机的功率 大， 发热量也大， 在工作过程中温升快， 温度高， 热量很难散发出去； 3 ) 控制功能较为筒单， 远不能适应客户需求； 4 ) 电源线、 信号线往往从控制 盒的侧壁伸出， 密封性不太好， 且安装连接带来不方便； 5 )结构不太合理， 控制较为筒单， 都没有留出通信接口， 与外界通信不方便； 6 )控制盒底部 没有设置加快散热的结构。
发明内容：
本实用新型的目的是提供一种电机， 其控制盒上设置安装调试窗口， 可以方便拆开密封盖露出安装调试窗口， 使电源线、 控制线容易方便地连 接到控制线路板， 电子元件的参数调整容易， 并且可通过安装调试窗口对 转轴固定， 给安装调试带来很多便利。
本实用新型是通过下述技术方案予以实现的。
一种电机， 由位于顶部的电机本体和位于底部的控制器组成， 其中： 电机本体包括机壳、 定子和转子； 控制器包括控制盒和安装在控制盒内的 控制线路板； 在控制盒的侧壁或者底部开有安装调试窗口， 密封盖安装在 安装调试窗口上， 并可根据用户安装和使用的要求拆开密封盖， 露出控制 线路板进行接线、 调整电子元器件的参数及固定转轴等操作。
本实用新型与现有技术相比具有如下优点是： 控制盒上设置安装调试 窗口， 可以方便拆开密封盖露出安装调试窗口， 使电源线、 控制线容易方 便地连接到控制线路板， 电子元件的参数调整容易， 并且可通过安装调试 窗口对转轴固定， 给安装调试带来很多便利。
上述所述在密封盖与控制盒之间设置密封垫， 密封性好， 防尘效果好。 上述所述控制器内部控制线路板采用上下两层的层叠式结构排列， 上 层线路板为承载电源转换电路的电源板， 下层线路板为承载无刷直流电机 控制电路的控制板； 布局合理， 结构紧凑， 充分利用空间， 减少占用面积， 很好的解决了控制器温升高和难以散热的问题。
上述所述机壳包括上端盖、 带散热翅片的金属外壳和下端盖， 上端盖、 下端盖是铸铝端盖，金属外壳是拉伸铝外壳， 散热效果好。
上述所述控制盒的顶部是敞开的， 控制盒的顶部套装在下端盖的底部， 一部分控制盒和下端盖从金属外壳的侧面凸出形成平台， 控制线和电源线 从平台进入控制盒内部， 使用端子连接在上层电源板上，上层电源板与下层 控制板之间采用端子插接方式连接起来， 它结构布局合理， 接线方便， 并 且密封性好。
上述所述的控制线和电源线利用密封螺旋接头和螺母从平台上出线， 螺旋接头利用螺母固定在下端盖上， 引线处于完全密封状态， 防水防尘效 果好， 接线方便， 可以防止水沿着导线进入控制盒。
上述所述的控制盒底部装置一旋钮选择拨码开关，旋钮选择拨码开关 与下层控制板电连接，旋钮选择拨码开关来控制电机不同功能， 使用非常方 便。
上述所述的上层电源板上各发热元件的面朝上，整流器贴紧在侧壁的 凸台面上， 所述下层线路板上的智能功率模块芯片 IPM紧贴控制盒底面， 控 制盒是铝材料制造， 可以加快散热。
上述所述在控制盒底部开孔， 下层控制板上设置的串行口位于孔里面 以便联接外部电路， 所述的孔为螺纹孔， 螺纹孔采用塑料螺帽及密封圏来 密封， 可以方便与外围电子设备进行通信和交换数据。
上述所述控制盒底部开一孔，里面安装 LED, LED与下层控制板电连接， 所述控制盒底部设有多个散热凸台， 控制盒与下端盖之间安装密封垫圏。 附图说明
下面结合附图对本实用新型 #文详细的说明：
图 1是本实用新型的立体图；
图 2是本实用新型的剖视图；
图 3是本实用新型的分解图；
图 4是本实用新型的控制器局部放大图；
图 5是本实用新型控制盒的剖视图；
图 6是本实用新型另一个角度的分解图。
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。 如图 1至图 6所示， 一种电机， 由位于顶部的电机本体和位于底部的控 制器组成， 其中： 电机本体包括机壳、 定子 7和转子 8 ; 机壳包括上端盖 2、 带散热翅片 9的金属外壳 1和下端盖 3 , 定子 7和转子 8安装在金属外壳 1里面 的空腔 1 0 , 上端盖 2和下端盖 3均设置轴承室用于转子 7的安装。
在控制盒 4的侧壁或者底部开有安装调试窗口 23 , 密封盖 12安装在安装 调试窗口 23上， 并可根据用户安装和使用的要求拆开密封盖 12 , 露出控制 线路板进行接线、 调整电子元器件的参数及固定转轴等操作。 在密封盖 12 与控制盒 4之间设置密封垫 24。
控制器包括控制盒 4和安装在控制盒内的控制线路板， 所述控制线路 板采用上下两层的层叠式结构排列， 上层线路板为承载电源转换电路的电 源板 5 , 下层线路板为承载无刷直流电机控制电路的控制板 6; 控制盒 4的 顶部是敞开的， 控制盒 4的顶部套装在下端盖 3的底部， 一部分控制盒 4 和下端盖 3从金属外壳的侧面凸出形成平台 30 ,控制线和电源线 17从平台 进入控制盒 4内部并与上层电源板 5电连接，上层电源板与下层控制板之间 采用端子 16插接方式连接起来。 控制线和电源线 17利用密封螺旋接头 13 和螺母 14从平台上出线， 螺旋接头 13利用螺母 14固定在下端盖 3上， 引 线处于完全密封状态。控制盒 4底部装置一旋钮选择开关 22，旋钮选择开关 22与下层控制板电 6连接，旋钮选择开关 22来控制电机不同功能。 所述上 层电源板 5上各发热元件的面朝上，整流器 28贴紧在侧壁的凸台 27壁面上。 所述下层线路板 6上的智能功率模块芯片 15紧贴控制盒 4底面， 控制盒 4 是铝材料制造， 散热非常快。 在控制盒 4底部开孔 19 , 下层控制板 6上设 置的串行口位于孔里面以便联接外部电路。 所述的孔 19为螺纹孔， 螺纹孔 采用塑料螺帽 21及密封圏 20来密封， 所述的上端盖 2、 下端盖 3是铸铝端 盖，金属外壳 1是拉伸铝外壳。 控制盒 4底部开一孔， 里面安装 LED, LED 与下层控制板电连接。 所述控制盒 4底部设有多个散热凸台 11 , 控制盒 4 与下端盖 3之间安装密封垫圏 18，决防水防尘问题。
拆开控制盒 4侧壁的安装调试窗口 23的塑料盖 12 , 可露出 PCB板上电源 线插座及控制线插座， 便于接入控制线和电源线 17 , 控制线和电源线 17从 下端盖 3上的密封螺旋接头 13出线， 螺旋接头 13使用螺母 14固定在下端盖 3 上， 引线处于完全密封状态。
控制盒 4的侧面开有凹槽 25 , 控制盒 4还设置另一个散热凸台 29 , 可以将电源板 5上的发热严重的电子器件表面贴近散热凸台 29加快散热。 控制盒 4底部设置安装脚 26 , 在控制盒 4内侧壁凸出设置有若干个用于支 承控制板 6和电源板 5的台阶， 台阶顶端面设置螺孔， 以便用螺定固定控 制板 6和电源板 5。

Claims

权 利 要 求
1、 一种电机， 由位于顶部的电机本体和位于底部的控制器组成， 其中： 电机本体包括机壳、 定子和转子；
控制器包括控制盒和安装在控制盒内的控制线路板；
其特征在于：
在控制盒的侧壁或者底部开有安装调试窗口， 密封盖安装在安装调试 窗口上， 并可根据用户安装和使用的要求拆开密封盖， 露出控制线路板进 行接线、 调整电子元器件的参数及固定转轴等操作。
2、 根据权利要求 1所述的一种电机， 其特征在于： 在密封盖与控制盒 之间设置密封垫。
3、 根据权利要求 1或 2所述的一种电机， 其特征在于： 控制器内部控制 线路板采用上下两层的层叠式结构排列， 上层线路板为承载电源转换电路 的电源板， 下层线路板为承载无刷直流电机控制电路的控制板。
4、 根据权利要求 3所述的一种电机， 其特征在于： 机壳包括上端盖、 带散热翅片的金属外壳和下端盖。
5、 根据权利要求 4所述的一种电机， 其特征在于： 控制盒的顶部是敞 开的， 控制盒的顶部套装在下端盖的底部， 一部分控制盒和下端盖从金属 外壳的侧面凸出形成平台， 控制线和电源线从平台进入控制盒内部， 使用 端子连接在上层电源板上，上层电源板与下层控制板之间采用端子插接方 式连接起来。
6、 根据权利要求 5所述的一种电机， 其特征在于： 控制线和电源线利用 密封螺旋接头和螺母从平台上出线， 螺旋接头利用螺母固定在下端盖上， 引线处于完全密封状态。
7、 根据权利要求 1或 2所述的一种电机， 其特征在于： 控制盒底部装 置一旋钮选择拨码开关，旋钮选择拨码开关与下层控制板电连接，旋钮选择 拨码开关来控制电机不同功能。
8、 根据权利要求 6所述的一种电机， 其特征在于： 所述上层电源板上 各发热元件的面朝上，整流器贴紧在侧壁的凸台面上， 所述下层线路板上的 智能功率模块芯片 IPM紧贴控制盒底面， 控制盒是铝材料制造。
9、 根据权利要求 1或 2所述的一种电机， 其特征在于： 在控制盒底部 开孔， 下层控制板上设置的串行口位于孔里面以便联接外部电路， 所述的 孔为螺纹孔， 螺纹孔采用塑料螺帽及密封圏来密封。
10、 根据权利要求 1或 2所述的一种电机， 其特征在于： 控制盒底部 开一孔， 里面安装 LED, LED与下层控制板电连接， 所述控制盒底部设有多 个散热凸台， 控制盒与下端盖之间安装密封垫圏。
PCT/CN2010/070357 2009-04-16 2010-01-26 一种电机 WO2010118649A1 (zh)

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US20110291502A1 (en) 2011-12-01
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US8373323B2 (en) 2013-02-12
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