Controller shell and motor controller
By incorporating a partition plate and a multi-purpose port design within the controller housing, the issue of low adaptability of the controller housing is resolved, enabling installation compatible with different motor controllers, reducing manufacturing costs, and improving the housing's applicability and efficiency.
Patent Information
- Application Number
- CN202520358964.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-28
- Publication Date
- 2026-02-03
- Estimated Expiration
- 2035-02-28
AI Technical Summary
In the existing technology, the controller housing can only be adapted to a single type of motor controller, which has low applicability and high manufacturing cost.
A controller housing is designed, which divides the housing cavity into first and second installation spaces by setting a partition plate inside the housing body, and sets a DC input port, an AC input port and an output port on the side plate for the installation of DC and AC motor controllers respectively. It is compatible with different types of motor controllers, shares the output port, and achieves heat dissipation through a cooling channel.
The controller housing achieves versatility and adaptability, reduces manufacturing costs, and improves the housing's versatility and efficiency through port design compatible with different motor controllers.
Smart Images
Figure CN223872585U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of automotive motor control technology, and in particular to a controller housing and a motor controller. Background Technology
[0002] With industry development, new energy vehicles are accounting for an increasingly larger proportion of personal transportation vehicles. The core power system of new energy vehicles is called the "three-electric system," which includes the drive motor and the motor controller used to control the drive motor and other electrical devices. Motor controllers can be divided into DC motor controllers and AC motor controllers based on their current type. A motor controller typically consists of a housing and various electronic components within it; the controller housing itself is also an important component.
[0003] In the process of realizing this application, the inventors of this application discovered that in the related technology, different types of controller housings need to be produced using different molds to adapt to the corresponding motor controllers. A single controller housing can only be adapted to a single motor controller, resulting in low applicability of the controller housing and high manufacturing costs. Utility Model Content
[0004] In view of the above problems, embodiments of this application provide a controller housing and a motor controller, which overcome the above problems or at least partially solve the above problems.
[0005] According to one aspect of this application, a controller housing is provided, including a housing body with a receiving cavity. A partition plate is provided within the housing body, dividing the receiving cavity into a first installation space and a second installation space. A DC input port and an AC input port are provided on a first side plate of the housing body, the AC input port being spaced apart from the DC input port and both the AC input port and the DC input port being connected to the first installation space. An output port is provided on a second side plate of the housing body, the output port being connected to the first installation space. An installation station is provided within the first installation space, the installation station being located near the DC input port and the AC input port. A first reserved port and a second reserved port are provided on the second side plate, the first reserved port being connected to the first installation space and the second reserved port being connected to the second installation space. The second side plate is adjacent to and perpendicular to the first side plate.
[0006] In one alternative embodiment, the outer casing further includes a third side plate disposed opposite to the first side plate; a cooling channel is provided on the partition plate, and the water inlet and outlet ports of the cooling channel are both disposed on the third side plate.
[0007] In one optional embodiment, the housing body includes a cover plate, a bottom plate, and a plurality of side plates connected in sequence. The cover plate covers one side of the plurality of side plates, and the bottom plate covers the other side of the plurality of side plates. The first mounting space is located between the cover plate and the partition plate, and the second mounting space is located between the bottom plate and the partition plate. The cover plate is provided with a first wiring port and a second wiring port, both of which are connected to the first mounting space. The first wiring port is located near the AC input port and the DC input port, and the second wiring port is located near the output port.
[0008] According to another aspect of this application, a motor controller is provided, including a drive control component, a DC-DC converter, a capacitor, and a controller housing as described above. The drive control component and the capacitor are both disposed in a first mounting space, and the DC-DC converter is disposed in a second mounting space. The drive control component is electrically connected to the capacitor and the DC-DC converter, and the output terminal of the drive control component is disposed at the output port.
[0009] In one alternative embodiment, the motor controller further includes an AC input terminal, a filter component, a rectifier component, a first relay, and a second relay. The AC input terminal is installed at the AC input port and is electrically connected to the filter component. The filter component, rectifier component, first relay, and second relay are all disposed at the installation position. The filter component is disposed close to the AC input port. The filter component, rectifier component, first relay, and second relay are electrically connected to the drive control component, DC-DC converter, and capacitor.
[0010] In an alternative embodiment, the motor controller further includes a reactor disposed within the second mounting space, the reactor having a connecting conductor that passes through the partition plate and connects to the second relay.
[0011] In one alternative embodiment, the motor controller includes a DC input terminal, a power distribution board, and a third relay. The DC input terminal is installed at the DC input port and is electrically connected to the power distribution board. The power distribution board and the third relay are both located at the installation station. The power distribution board and the third relay are both electrically connected to the drive control component, the DC-DC converter, and the capacitor.
[0012] In one alternative embodiment, the motor controller further includes a support column, one end of which is connected to the distribution board, and the other end of which is connected to the partition plate.
[0013] In one alternative embodiment, the power distribution board is further provided with an external terminal, which is detachably connected to the housing body and installed at the first reserved port.
[0014] In one optional embodiment, the number of the second reserved ports is two, and the two second reserved ports are arranged adjacent to each other; the motor controller further includes an oil pump control component and an air pump control component, both of which are disposed in the second installation space, the first connection end of the oil pump control component is disposed in one of the second reserved ports, and the second connection end of the air pump control component is disposed in the other of the second reserved ports.
[0015] The beneficial effects of this application embodiment are as follows: Unlike the prior art, this application embodiment includes a housing body. The housing body has a receiving cavity, and a partition plate within the housing body divides the receiving cavity into a first installation space and a second installation space. A DC input port and an AC input port are provided on the first side plate of the housing body, spaced apart from each other and both connected to the first installation space. An output port is provided on the second side plate of the housing body, connected to the first installation space. An installation station is provided within the first installation space, located near the DC and AC input ports. A first reserved port and a second reserved port are provided on the second side plate. The first reserved port connects to the first installation space, and the second reserved port connects to the second installation space. The second side plate is adjacent to and perpendicular to the first side plate. This configuration allows the DC input port in this application to be used for DC motor control. The controller housing is designed for the installation of both DC and AC motor controllers. Different motor controllers share the same output port. The housing can accommodate either a DC or AC motor controller. When a DC motor controller is installed in the housing, the DC input and output ports are open, while the AC input port is closed. Similarly, when an AC motor controller is installed in the housing, the AC input and output ports are open, while the DC input port is closed. In this embodiment, the housing has compatible installation ports for different controllers. When installing different controllers, only the relevant ports of the corresponding controller type need to be opened, allowing for the sharing of the housing mold. Furthermore, the controller housing has strong applicability and low manufacturing cost. Attached Figure Description
[0016] To more clearly illustrate the technical solutions in the specific embodiments of this application or the prior art, the accompanying drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.
[0017] Figure 1 This is a partial structural schematic diagram of the controller housing according to an embodiment of this application;
[0018] Figure 2 This is an exploded view of a portion of the controller housing structure according to an embodiment of this application;
[0019] Figure 3 This is a partial side cross-sectional view of the controller housing according to an embodiment of this application;
[0020] Figure 4 This is a partial exploded view of the controller housing according to an embodiment of this application from another angle;
[0021] Figure 5 This is a partial structural schematic diagram of an embodiment of the motor controller of this application;
[0022] Figure 6 This is another structural schematic diagram of an embodiment of the motor controller of this application;
[0023] Figure 7 This is a partial structural schematic diagram of another embodiment of the motor controller of this application;
[0024] Figure 8 This is a partial structural schematic diagram of another embodiment of the motor controller of this application;
[0025] Figure 9 This is a partial structural schematic diagram of another embodiment of the motor controller of this application;
[0026] Figure 10 This is a schematic diagram of another part of the structure of another embodiment of the motor controller of this application. Detailed Implementation
[0027] To facilitate understanding of this application, a more detailed description is provided below with reference to the accompanying drawings and specific embodiments. It should be noted that when an element is described as being "fixed to" another element, it can be directly on the other element, or one or more intermediate elements may exist between them. When an element is described as being "connected" to another element, it can be directly connected to the other element, or one or more intermediate elements may exist between them. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this specification are for illustrative purposes only.
[0028] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to limit the scope of this application. The term "and / or" as used in this specification includes any and all combinations of one or more of the associated listed items.
[0029] Furthermore, the technical features involved in the different embodiments of this application described below can be combined with each other as long as they do not conflict with each other.
[0030] Please see Figures 1-3 The controller housing 1000 includes a housing body 10, on which a receiving cavity 10a is provided for the installation of components of different motor controllers.
[0031] For the aforementioned outer shell body 10, such as Figures 1-3 As shown, the outer casing 10 includes a cover plate 101, a bottom plate 102, a partition plate 103, and a plurality of side plates 104 connected in sequence. The cover plate 101 covers one side of the plurality of side plates 104, and the bottom plate 102 covers the other side of the plurality of side plates 104. The partition plate 103 is disposed within the receiving cavity 10a, and the partition plate 103 divides the receiving cavity 10a into a first mounting space 10aa and a second mounting space 10ab. The first mounting space 10aa is located between the cover plate 101 and the partition plate 103, and the second mounting space 10ab is located between the bottom plate 102 and the partition plate 103. The cover plate 101, the bottom plate 102, and the plurality of side plates 104 enclose the aforementioned receiving cavity 10a. In some embodiments, the plurality of side plates 104 include a first side plate 1041, a second side plate 1042, a third side plate 1043, and a fourth side plate 1044 connected in sequence. The first side plate 1041, the second side plate 1042, the third side plate 1043, and the fourth side plate 1044 are perpendicular to each other. The first side plate 1041 and the third side plate 1043 are disposed opposite to each other, and the second side plate 1042 and the fourth side plate 1044 are disposed opposite to each other. The first side plate 1041, the second side plate 1042, the third side plate 1043, and the fourth side plate 1044 are integrally formed or adjacent side plates 104 are detachably connected.
[0032] In some embodiments, a DC input port 10b and an AC input port 10c are provided on the first side plate 1041. The AC input port 10c and the DC input port 10b are spaced apart. Both the AC input port 10c and the DC input port 10b are connected to the first mounting space 10aa. The AC input port 10c is used for the installation of the input terminal of the AC motor controller, and the DC input port 10b is used for the installation of the input terminal of the DC motor controller.
[0033] In some embodiments, the second side plate 1042 is provided with an output port 10d, which is connected to the first mounting space 10aa. The output port 10d is used for mounting the output terminal of an AC motor controller or the output terminal of a DC motor controller.
[0034] In some embodiments, an installation station 1031 is provided within the first installation space 10aa. The installation station 1031 is located near the DC input port 10b and the AC input port 10c. The installation station 1031 is used for installing components in the AC motor controller or components in the DC motor controller. In some embodiments, the installation station 1031 is located on the partition plate 103.
[0035] In some embodiments, the second side plate 1042 is provided with a first reserved port 10e and a second reserved port 10f. The first reserved port 10e is connected to the first installation space 10aa, and the second reserved port 10f is connected to the second installation space 10ab. The first reserved port 10e can be used to install some components in the AC motor controller or some components in the DC motor controller. The second reserved port 10f can be used to install some components in the AC motor controller or some components in the DC motor controller. The user can choose the first reserved port 10e and the second reserved port 10f according to actual needs, and no specific limitation is made in this application.
[0036] In some embodiments, please refer to the following: Figure 4 A cooling channel 1032 is provided on the partition plate 103. The water inlet port 1032a and the water outlet port 1032b of the cooling channel 1032 are both located on the third side plate 1043. Users can inject fluid into the water inlet port 1032a. The fluid flows through the cooling channel 1032 and flows out from the water outlet port 1032b. The heat generated by the electronic devices located in the first installation space 10aa and the second installation space 10ab can be transferred to the cooling channel 1032 and carried out to the outside by the fluid, thereby achieving heat dissipation of the electronic devices and reducing the accumulation of heat in the first installation space 10aa and the second installation space 10ab to ensure the normal operation of the electronic devices.
[0037] In some embodiments, the cover plate 101 is provided with a first wiring port 1011 and a second wiring port 1012. Both the first wiring port 1011 and the second wiring port 1012 are connected to the first mounting space 10aa. The first wiring port 1011 is located near the AC input port 10c and the DC input port 10b, and the second wiring port 1012 is located near the output port 10d. The input terminal of the AC motor controller can be connected to other electronic devices through the first wiring port 1011, or the input terminal of the DC motor controller can be connected to other electronic devices through the first wiring port 1011. The output terminal of the AC motor controller can be connected to other electronic devices through the second wiring port 1012, or the output terminal of the DC motor controller can be connected to other electronic devices through the second wiring port 1012. In some embodiments, the first terminal 1011 is covered with a first shield 1013, and the second terminal 1012 is covered with a second shield 1014. The first shield 1013 can reduce the entry of external dust into the first installation space 10aa, thereby reducing the impact of external dust on the input terminal of the motor controller. The second shield 1014 can reduce the entry of external dust into the first installation space 10aa, thereby reducing the impact of external dust on the output terminal of the motor controller.
[0038] In this embodiment, a housing body 10 is provided. The housing body 10 has a receiving cavity 10a, and a partition plate 103 is provided inside the housing body 10, dividing the receiving cavity 10a into a first mounting space 10aa and a second mounting space 10ab. A DC input port 10b and an AC input port 10c are provided on the first side plate 1041 of the housing body 10, spaced apart from each other. Both the AC input port 10c and the DC input port 10b are connected to the first mounting space 10aa. The second side plate 1042 of the 0 is provided with an output port 10d, which is connected to the first installation space 10aa. An installation station 1031 is provided within the first installation space 10aa, and the installation station 1031 is located near the DC input port 10b and the AC input port 10c. The second side plate 1042 is provided with a first reserved port 10e and a second reserved port 10f. The first reserved port 10e is connected to the first installation space 10aa, and the second reserved port 10f is connected to the second installation space 10ab. 1042 is adjacent to and perpendicular to the first side plate 1041. This arrangement allows for the installation of a DC motor controller via DC input port 10b and an AC motor controller via AC input port 10c. Different motor controllers share an output port 10d. The controller housing in this application can accommodate either a DC motor controller or an AC motor controller. When the controller housing is used for DC motor controller installation, the DC input port 10b and output port 10d on the controller housing are open, while the AC input port 10c is closed. Similarly, when the controller housing is used for AC motor controller installation, the AC input port 10c and output port 10d on the controller housing are open, while the DC input port 10b is closed. In this embodiment, the controller housing is equipped with installation ports compatible with different controllers. When installing different controllers, only the relevant ports of the corresponding type of controller need to be opened, allowing for the sharing of the housing mold. Furthermore, the controller housing has strong applicability and low manufacturing cost.
[0039] Please see Figures 5-7This application also provides an embodiment of a motor controller, which includes a drive control component 2000, a DC-DC converter 3000, a capacitor 4000, and a controller housing 1000 as described above. The drive control component 2000 and the capacitor 4000 are both disposed in a first mounting space 10aa, and the DC-DC converter 3000 is disposed in a second mounting space 10ab. The drive control component 2000 is electrically connected to the capacitor 4000 and the DC-DC converter 3000. The output terminal of the drive control component 2000 is disposed at the output port 10d. The structure and function of the controller housing can be referred to the above embodiment, and will not be described in detail here. The capacitor 4000 provides power to the internal electronics in the motor controller. The drive control component 2000 can be used to control the electronics in the motor controller to ensure that each electronic component outputs in an orderly manner. The drive control component 2000 can provide the necessary power to drive the motor, including regulating current and voltage to control the speed and torque of the motor. The DC-DC converter 3000 can be used to convert the high voltage of the battery or power supply into a lower voltage suitable for the motor control circuit and drive circuit.
[0040] In some embodiments, the drive control assembly 2000 includes a drive plate 2001, a support plate 2002, and an IGBT module 2003. The support plate 2002 is detachably connected to the partition plate 103. The drive plate 2001 is disposed on the side of the support plate 2002 away from the partition plate 103. The IGBT module 2003 is disposed on the side of the support plate 2002 close to the partition plate 103. The drive plate 2001 and the IGBT module 2003 are electrically connected. The IGBT module 2003 can be used to adjust the power supply frequency and voltage of the motor to achieve precise speed control.
[0041] In some embodiments, the motor controller further includes an AC input terminal 5000, a filter component 6000, a rectifier component 7000, a first relay 8000, and a second relay 9000. The AC input terminal 5000 is installed at the AC input port 10c and is electrically connected to the filter component 6000. The filter component 6000, rectifier component 7000, first relay 8000, and second relay 9000 are all disposed at the mounting position 1031. The filter component 6000 is positioned close to the AC input port 10c. The filter component 6000, rectifier component 7000, first relay 8000, and second relay 9000 are connected to the drive control component 2. The AC motor controller is electrically connected to components 000, DCDC converter 3000, and capacitor 4000. The AC input terminal 5000, filter component 6000, rectifier component 7000, first relay 8000, second relay 9000, and drive control component 2000, DCDC converter 3000, and capacitor 4000 together form the main internal components of the AC motor controller. The circuit connection method between filter component 6000, rectifier component 7000, first relay 8000, second relay 9000, drive control component 2000, DCDC converter 3000, and capacitor 4000 is not specifically limited in this application; users can configure it according to their actual needs. Filter component 6000 reduces noise and interference in the circuit, improving signal clarity. Rectifier component 7000 converts AC power to DC power for use by electronic devices requiring DC power. First relay 8000 and second relay 9000 can be used as a switch to remotely or automatically control the motor's start, stop, and other operations via a control circuit.
[0042] In some embodiments, the motor controller further includes a reactor 10000 disposed within the second mounting space 10ab. The reactor 10000 is provided with a connecting conductor 10001, which passes through the partition plate 103 and connects to the second relay 9000. The reactor 10000 can limit sudden changes in current, especially when the motor starts or stops, reducing the impact on the circuit and equipment.
[0043] In some embodiments, such as Figures 8-10As shown, the motor controller includes a DC input terminal 500, a distribution board 600, and a third relay 700. The DC input terminal 500 is installed at the DC input port 10b and is electrically connected to the distribution board 600. Both the distribution board 600 and the third relay 700 are located at the installation station 1031. The distribution board 600 and the third relay 700 are electrically connected to the drive control component 2000, the DC-DC converter 3000, and the capacitor 4000. The DC input terminal 500, the distribution board 600, the third relay 700, the drive control component 2000, the DC-DC converter 3000, and the capacitor 4000 together form the main internal components of the DC motor controller. The circuit connection method between the distribution board 600, the third relay 700, the drive control component 2000, the DC-DC converter 3000, and the capacitor 4000 is not specifically limited in this application; users can configure it according to their actual needs. The distribution board 600 is used to distribute the main power supply to various components inside the controller, such as drive circuits, control circuits, and protection circuits.
[0044] In some embodiments, the motor controller further includes a support column 800, one end of which is connected to the distribution board 600, and the other end of which is connected to the partition plate 103, thereby fixing the distribution board 600 to the partition plate 103. In some embodiments, the support column 800 is a hexagonal stud.
[0045] In some embodiments, the power distribution board 600 is further provided with an external terminal 601, which is detachably connected to the housing body 10 and installed in the first reserved port 10e. The external terminal 601 can be used to connect to other external electronic devices.
[0046] In some embodiments, there are two second reserved ports 10f, which are arranged adjacent to each other. The motor controller also includes an oil pump control component 900 and an air pump control component 901. Both the oil pump control component 900 and the air pump control component 901 are disposed within the second mounting space 10ab. The first connection end 900a of the oil pump control component 900 is disposed in one of the second reserved ports 10f, and the second connection end 901a of the air pump control component 901 is disposed in the other second reserved port 10f. The air pump control component 901 is used to control the start and stop of the air pump to provide pneumatic power to pneumatic devices (such as cylinders, pneumatic valves, etc.) to achieve mechanical movement. The oil pump control component 900 can be used to control the oil pump to ensure proper lubrication of motor bearings and other moving parts, reduce wear, and extend motor life. In the oil cooling system, the oil pump is used to circulate coolant to help dissipate the heat generated by the generator and maintain the motor at a suitable operating temperature.
[0047] The above description is merely an embodiment of this application and does not limit the patent scope of this application. Any equivalent structural or procedural transformations made using the content of this application's specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this application.
Claims
1. A controller housing, characterized in that, include: The outer casing has a receiving cavity. A partition plate is provided inside the outer casing, dividing the receiving cavity into a first installation space and a second installation space. A DC input port and an AC input port are provided on the first side plate of the outer casing, with the AC input port spaced apart from the DC input port. Both the AC input port and the DC input port are connected to the first installation space. An output port is provided on the second side plate of the outer casing, connected to the first installation space. An installation station is provided within the first installation space, located near the DC input port and the AC input port. A first reserved port and a second reserved port are provided on the second side plate, with the first reserved port connected to the first installation space and the second reserved port connected to the second installation space. The second side plate is adjacent to and perpendicular to the first side plate.
2. The controller housing according to claim 1, characterized in that, The outer casing body also includes a third side plate disposed opposite to the first side plate; The partition plate is provided with a cooling channel, and the water inlet and outlet ports of the cooling channel are both located on the third side plate.
3. The controller housing according to claim 1, characterized in that, The outer casing includes a cover plate, a bottom plate, and a plurality of side plates connected in sequence. The cover plate covers one side of the plurality of side plates, and the bottom plate covers the other side of the plurality of side plates. The first mounting space is located between the cover plate and the partition plate, and the second mounting space is located between the bottom plate and the partition plate. The cover plate is provided with a first wiring port and a second wiring port, both of which are connected to the first installation space. The first wiring port is located near the AC input port and the DC input port, and the second wiring port is located near the output port.
4. A motor controller, characterized in that, The device includes a drive control component, a DC-DC converter, a capacitor, and a controller housing as described in any one of claims 1-3. The drive control component and the capacitor are both disposed in the first mounting space, and the DC-DC converter is disposed in the second mounting space. The drive control component is electrically connected to the capacitor and the DC-DC converter, and the output terminal of the drive control component is disposed at the output port.
5. The motor controller according to claim 4, characterized in that, The motor controller further includes an AC input terminal, a filter component, a rectifier component, a first relay, and a second relay. The AC input terminal is installed at the AC input port and is electrically connected to the filter component. The filter component, rectifier component, first relay, and second relay are all located at the installation position. The filter component is located close to the AC input port. The filter component, rectifier component, first relay, and second relay are electrically connected to the drive control component, DC-DC converter, and capacitor.
6. The motor controller according to claim 5, characterized in that, The motor controller also includes a reactor, which is disposed in the second mounting space. The reactor is provided with a connecting conductor, which passes through the partition plate and connects to the second relay.
7. The motor controller according to claim 4, characterized in that, The motor controller includes a DC input terminal, a power distribution board, and a third relay. The DC input terminal is installed at the DC input port and is electrically connected to the power distribution board. The power distribution board and the third relay are both located at the installation station. The power distribution board and the third relay are both electrically connected to the drive control component, the DC-DC converter, and the capacitor.
8. The motor controller according to claim 7, characterized in that, The motor controller also includes a support column, one end of which is connected to the power distribution board, and the other end of which is connected to the partition plate.
9. The motor controller according to claim 7, characterized in that, The power distribution board is also provided with an external terminal, which is detachably connected to the outer casing and installed at the first reserved port.
10. The motor controller according to claim 7, characterized in that, The number of the second reserved ports is two, and the two second reserved ports are arranged adjacent to each other; The motor controller further includes an oil pump control component and an air pump control component, both of which are disposed within the second installation space. The first connection end of the oil pump control component is disposed at one of the second reserved ports, and the second connection end of the air pump control component is disposed at the other of the second reserved ports.