CN215601688U - Dual-motor control assembly and automobile - Google Patents
Dual-motor control assembly and automobile Download PDFInfo
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- CN215601688U CN215601688U CN202122309451.1U CN202122309451U CN215601688U CN 215601688 U CN215601688 U CN 215601688U CN 202122309451 U CN202122309451 U CN 202122309451U CN 215601688 U CN215601688 U CN 215601688U
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- control assembly
- controller
- motor control
- driving motor
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Abstract
The application provides a bi-motor control assembly and car, bi-motor control assembly includes generator controller, driving motor controller and install bin, and generator controller is used for controlling the generator with current input battery or driving motor. The driving motor controller is used for controlling the driving motor to rotate. The installation box is internally provided with a support plate, the support plate divides the installation box into a first cavity and a second cavity, the generator controller is arranged on one surface of the support plate and is positioned in the first cavity, the driving motor controller is arranged on the other surface of the support plate and is positioned in the second cavity, and the support plate is clamped between the generator controller and the driving motor controller. In the above scheme, be provided with the backup pad in the install bin, and driving motor controller sets up respectively in the two sides of backup pad with generator controller, and this scheme has not only practiced thrift the installation space in the install bin and has made bi-motor control assembly whole compacter, has improved holistic power density moreover.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the technical field of new energy automobiles, in particular to a double-motor control assembly and an automobile.
[ background of the utility model ]
Energy shortage, environmental pollution and climate warming are common challenges facing global automobiles and energy industries, with scientific and technological development and social progress, the nation proposes a new energy automobile development strategy based on the technical conditions of energy, environment and industry, and new energy automobiles are also more and more widely applied.
The new energy hybrid electric vehicle is provided with the generator and the driving motor, the controller for controlling the two motors is usually integrated in one control box, the generator controller and the driving motor controller in the prior art are usually arranged in the control box in a tiled mode, the arrangement mode occupies large volume, and the overall power density is reduced.
[ Utility model ] content
In view of this, the present application provides a dual-motor control assembly for solving the problems of large occupied volume and low overall power density of a control module in the prior art.
The application provides a bi-motor control assembly, including generator controller, driving motor controller and install bin, generator controller is used for controlling the generator with current input battery or driving motor. The driving motor controller is used for controlling the driving motor to rotate. The mounting box is internally provided with a supporting plate, the supporting plate divides the mounting box into a first cavity and a second cavity, the generator controller is arranged on one surface of the supporting plate and located in the first cavity, the driving motor controller is arranged on the other surface of the supporting plate and located in the second cavity, and the generator controller and the driving motor controller clamp the supporting plate therebetween.
In the above scheme, be provided with the backup pad in the install bin, and driving motor controller sets up respectively in the two sides of backup pad with the generator control ware, compares in prior art generator control ware and driving motor controller with the mode that the tiling set up in the control box, and this scheme has not only practiced thrift the installation space in the install bin and has made the whole compacter of bi-motor control assembly, has improved holistic power density moreover.
In one possible design, the dual-motor control assembly further includes a dc film capacitor, the dc film capacitor is disposed on one side of the generator controller and the driving motor controller, and the dc film capacitor is electrically connected to the generator controller and the driving motor controller through a copper bar.
In the above scheme, the direct current film capacitor is arranged on one side of the generator controller and the driving motor controller, so that the direct current film capacitor can arrange the copper bar more compactly when being connected with the generator controller and the driving motor controller through the copper bar, the length of the copper bar is reduced, and accordingly stray inductance is greatly reduced to enable the dual-motor control assembly to operate more stably.
In addition, by adopting the arrangement mode of the direct current film capacitor in the scheme, the extension in the width direction can be carried out according to the capacitance value of the direct current film capacitor, so that the whole layout of the double-motor control assembly is more compact and the power density is high.
In a possible design, a cooling channel for flowing a cooling medium is formed in the support plate, and an inlet end and an outlet end of the cooling channel protrude from the surface of the mounting box.
In the above scheme, establish the cooling runner in the backup pad, the cooling medium that flows in the cooling runner can take away the inside heat of two motor control assembly to improve two motor control assembly's thermal stability, and with entry end and exit end salient in the surface setting of install bin, then improved the convenience when cooling runner and external connecting line.
In one possible design, the inlet end and the outlet end of the cooling flow channel are integrally formed.
In the above scheme, the inlet end of the cooling flow channel and the outlet end are integrally formed, so that the structural strength is high and the installation is convenient.
In a possible design, a first cooling portion is arranged on one surface of the supporting plate close to the generator controller, a power generation cooling water channel is arranged in the first cooling portion, and the power generation cooling water channel is communicated with the cooling flow channel.
In the above scheme, be provided with first cooling portion in order to increase the contact range of backup pad and generator controller on the backup pad is close to generator controller's one side, and then improve the cooling radiating effect to generator controller.
In one possible design, the power generation cooling water channel comprises a plurality of vertically extending cavities extending in a direction perpendicular to the support plates, and the height of the vertically extending cavities is 20% -50% of the thickness of the support plates.
In the above scheme, the electricity generation cooling water channel includes a plurality of vertical extension chambeies that extend along the direction of perpendicular to backup pad, and the vertical extension chamber has increased the area of contact of electricity generation cooling water channel with the backup pad to improve the heat exchange capacity between the backup pad and the coolant in the cooling water channel, and then made bi-motor control assembly's heat dispersion better.
In a possible design, a second cooling portion is arranged on one surface of the supporting plate close to the driving motor controller, a driving cooling water channel is arranged in the second cooling portion, and the driving cooling water channel is communicated with the cooling flow channel.
In the above scheme, be provided with the contact scope in order to strengthen backup pad and driving motor controller on the backup pad is close to the one side of driving motor controller, and then improve the cooling radiating effect to generator controller.
In one possible embodiment, the cooling channel is integrally cast with the support plate.
In the scheme, the integrally cast support plate is good in integrity and not prone to water leakage, and the reliability of the double-motor control assembly is improved.
In one possible design, the material of the support plate comprises at least one of aluminum, iron, copper.
In the above scheme, the supporting plate is made of materials such as aluminum, iron and copper, and the size of the supporting plate is reduced as much as possible on the premise of ensuring the structural strength, so that the structure of the dual-motor control assembly is more compact.
The application also provides an automobile, which comprises the dual-motor control assembly. Because the automobile has the double-motor control assembly of any one of the above, the automobile also has the advantages of the double-motor control assembly.
Additional features and advantages of embodiments of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of embodiments of the present application. The objectives and other advantages of the embodiments of the application will be realized and attained by the structure particularly pointed out in the written description and drawings.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a dual-motor control assembly provided in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a dual-motor control assembly with another view angle according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a dual-motor control assembly with yet another view angle according to an embodiment of the present disclosure;
FIG. 4 is a schematic cross-sectional view of a dual motor control assembly provided in an embodiment of the present application;
fig. 5 is an enlarged schematic view of a portion a of fig. 4.
Reference numerals:
100-double-motor control assembly;
1-installing a box;
11-a first cavity;
12-a second cavity;
2-a support plate;
21-a cooling flow channel;
211-an inlet end;
212-an outlet end;
22-a first cooling section;
221-power generation cooling water channel;
222-a vertically extending cavity;
23-a second cooling section;
231-driving cooling water channels;
3-a generator controller;
4-driving the motor controller;
5-direct current film capacitor.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
[ detailed description ] embodiments
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The following describes a specific embodiment of the dual-motor control assembly according to the structure of the dual-motor control assembly provided in the embodiment of the present application.
The electric control principle of the hybrid new energy automobile mainly comprises the following steps: the direct current of the battery is converted into alternating current through the driving module, and the alternating current is used for driving the motor to rotate. The alternating current generated by the generator is converted into direct current through the power generation module and then is input into the battery pack or the driving module (comprising a driving motor). Therefore, the electric control part of the hybrid new energy vehicle mainly comprises the generator controller 3 and the driving motor controller 4, the generator controller 3 and the driving motor controller 4 jointly form a core control component of the dual-motor control assembly 100, the driving motor controller 4 and the generator controller 3 in the prior art are usually arranged on the mounting plate side by side, but the arrangement mode is large in occupied area and not beneficial to saving the space in the vehicle.
In view of this, the present application provides a dual-motor control assembly 100, which includes a generator controller 3, a driving motor controller 4 and a mounting box 1, wherein the generator controller 3 is used for controlling the generator to input current into a battery or drive a motor, and the driving motor controller 4 is used for controlling the driving motor to rotate. The generator controller 3 and the driving motor controller 4 may be a combination of an Application Specific Integrated Circuit (ASIC), a Digital Signal Processor (DSP), a Digital Signal Processing Device (DSPD), a Programmable Logic Device (PLD), a Field Programmable Gate Array (FPGA), a microcontroller, a microprocessor, or other electronic components.
The installation box 1 can be a frame structure or an end-to-end enclosing plate structure, a supporting plate 2 is arranged in the installation box 1, the installation box 1 is divided into a first cavity 11 and a second cavity 12 by the supporting plate 2, the generator controller 3 is arranged on one surface of the supporting plate 2 and located in the first cavity 11, the driving motor controller 4 is arranged on the other surface of the supporting plate 2 and located in the second cavity 12, and the supporting plate 2 is clamped between the generator controller 3 and the driving motor controller 4.
Referring to fig. 1, fig. 2 and fig. 4, a supporting plate 2 is disposed in the installation box 1, and the driving motor controller 4 and the generator controller 3 are respectively disposed on two sides of the supporting plate 2, compared with the manner in which the generator controller 3 and the driving motor controller 4 are disposed in the control box in a tiled manner in the prior art, the present scheme not only saves the installation space in the installation box 1, so that the dual-motor control assembly 100 is more compact as a whole, but also improves the overall power density. The inside and the side of the installation box 1 can also be provided with devices such as a direct current input connector, a three-phase output connector, a current sensor, a filter module and the like so as to further improve the integration level of the dual-motor control assembly 100.
In one embodiment, the dual-motor control assembly 100 further includes a DC film capacitor 5 (also called DC Link capacitor) for smoothing the output voltage of the rectifier in the inverter circuit and absorbing the high-amplitude pulsating current demanded from the inverter to the DC film capacitor 5, the DC film capacitor 5 is disposed on one side of the generator controller 3 and the driving motor controller 4, and the DC film capacitor 5 is electrically connected to the generator controller 3 and the driving motor controller 4 through a copper bar.
Referring to fig. 1, 2 and 3, the dc film capacitor 5 is disposed at one side of the generator controller 3 and the driving motor controller 4, and the generator controller 3, the driving motor controller 4 and the dc film capacitor 5 are substantially arranged in a "pin" shape, so that the copper bar can be arranged more compactly when the dc film capacitor 5 is connected to the generator controller 3 and the driving motor controller 4 through the copper bar, thereby reducing the length of the copper bar, and greatly reducing the stray inductance to make the dual-motor control assembly 100 operate more stably.
In addition, by adopting the arrangement mode of the direct current film capacitor 5 in the scheme, the direct current film capacitor 5 can be extended in the width direction according to the capacitance value of the direct current film capacitor 5, so that the whole layout of the dual-motor control assembly 100 is more compact and has high power density.
In one embodiment, the support plate 2 has a cooling flow channel 21 for flowing a cooling medium therein, and an inlet end 211 and an outlet end 212 of the cooling flow channel 21 are disposed to protrude from the surface of the mounting case 1.
Referring to fig. 4 and 5, a cooling channel 21 is formed in the support plate 2, the cooling channel 21 can communicate with an external cooling circulation device, and the cooling channel 21 can extend in any shape on the support plate 2. Thus, the cooling medium flowing in the cooling flow channel 21 can take away the heat inside the dual-motor control assembly 100, so that the thermal stability of the dual-motor control assembly 100 is improved, and the inlet end 211 and the outlet end 212 are arranged on the surface of the installation box 1 in a protruding manner, so that the convenience of connecting the cooling flow channel 21 with the outside is improved.
In one embodiment, the inlet end 211 and the outlet end 212 of the cooling flow channel 21 are integrally formed.
Referring to fig. 1 and 4, the inlet end 211 and the outlet end 212 of the cooling flow channel 21 are integrally formed, the integrally forming may be implemented by die casting, stamping, and the like, and the integrally formed inlet end 211 and outlet end 212 have high structural strength and are convenient to install.
In one embodiment, referring to fig. 4, a first cooling portion 22 is disposed on a surface of the supporting plate 2 close to the generator controller 3, a power generation cooling water channel 221 is disposed in the first cooling portion 22, and the power generation cooling water channel 221 is communicated with the cooling flow channel 21.
The first cooling portion 22 is disposed on a surface of the support plate 2 close to the generator controller 3 to increase a contact range between the support plate 2 and the generator controller 3, thereby improving a cooling and heat dissipation effect on the generator controller 3. The first cooling portion 22 may be configured in various forms, for example: the surface shape of the first cooling portion 22 may also be matched with the end of the generator controller 3 close to the support plate 2, such as a fin type, a surrounding circular pipe type, or the like, so that the heat dissipation capability of the dual-motor control assembly 100 may be further improved.
In one embodiment, the power generation cooling water channel 221 includes a plurality of vertically extending cavities 222 extending in a direction perpendicular to the support plate 2, and the height of the vertically extending cavities 222 is 20% to 50% of the thickness of the support plate 2.
Referring to fig. 4 and 5, the power generation cooling water channel 221 includes a plurality of vertically extending cavities 222 extending in a direction perpendicular to the support plate 2, and the vertically extending cavities 222 increase a contact area between the power generation cooling water channel 221 and the support plate 2, so as to improve a heat exchange capability between a cooling medium in the cooling water channel and the support plate 2, and further improve a heat dissipation performance of the dual-motor control assembly 100.
The arrangement of the vertically extending cavity 222 inevitably affects the structural strength of the support plate 2, and therefore, the structural strength of the support plate 2 and the heat dissipation capability of the support plate 2 can be well balanced when the height of the vertically extending cavity 222 is limited to 20% to 50% of the thickness of the support plate 2.
In one embodiment, a second cooling portion 23 is disposed on a surface of the support plate 2 adjacent to the driving motor controller 4, a driving cooling water channel 231 is disposed in the second cooling portion 23, and the driving cooling water channel 231 is communicated with the cooling flow channel 21.
Referring to fig. 4, a second cooling portion 23 is disposed on a surface of the supporting plate 2 close to the driving motor controller 4 to increase a contact range between the supporting plate 2 and the driving motor controller 4, so as to improve a cooling and heat dissipation effect on the generator controller 3. The second cooling portion 23 may be configured in various forms, for example: the surface shape of the second cooling portion 23 may also match with the end of the driving motor controller 4 close to the supporting plate 2, so as to further improve the heat dissipation capability of the dual-motor control assembly 100.
In one embodiment, the cooling flow channel 21 is integrally cast with the support plate 2.
It can be understood that the integrally cast support plate 2 has good integrity, the cooling flow channel 21 is not easy to leak water, and the reliability of the dual-motor control assembly 100 is improved, specifically, the support plate 2 can be integrally formed by processes such as die casting, and the like, and has high manufacturing precision and good process effect.
In one embodiment, the material of the support plate 2 comprises at least one of aluminum, iron, and copper.
The supporting plate 2 is made of aluminum, iron, copper and the like, so that the volume of the supporting plate 2 is reduced as much as possible on the premise of ensuring the structural strength, and the structure of the dual-motor control assembly 100 is more compact.
The present application further provides an automobile including the dual-motor control assembly 100 of any of the above. Because the automobile is provided with the double-motor control assembly 100 of any one of the above, the automobile also has the advantages of the double-motor control assembly 100, the vacant space in the automobile is large, and the energy consumption is less.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A dual motor control assembly, comprising:
the generator controller is used for controlling the generator to input current into the battery or drive the motor;
the driving motor controller is used for controlling the driving motor to rotate; and
the mounting box, be provided with the backup pad in the mounting box, the backup pad will the mounting box is separated for first chamber and second chamber, the generator controller set up in on the one side of backup pad and be located the first intracavity, the driving motor controller set up in on the another side of backup pad and be located the second intracavity, the generator controller with the driving motor controller will the backup pad presss from both sides establishes between.
2. The dual-motor control assembly according to claim 1, further comprising a dc film capacitor disposed at one side of the generator controller and the driving motor controller, and electrically connected to the generator controller and the driving motor controller through a copper bar.
3. The dual-motor control assembly of claim 1, wherein a cooling channel for flowing a cooling medium is formed in the supporting plate, and an inlet end and an outlet end of the cooling channel protrude from a surface of the mounting box.
4. The dual-motor control assembly of claim 3, wherein the inlet end and the outlet end of the cooling flow passage are integrally formed.
5. The dual-motor control assembly of claim 3, wherein a first cooling portion is disposed on a surface of the support plate adjacent to the motor controller, and a power generation cooling water channel is disposed in the first cooling portion and is communicated with the cooling flow channel.
6. The dual-motor control assembly of claim 5, wherein the power generation cooling water channel comprises a plurality of vertically extending cavities extending in a direction perpendicular to the support plate, the vertically extending cavities having a height of 20% to 50% of the support plate thickness.
7. The dual-motor control assembly of claim 3, wherein a second cooling portion is disposed on a surface of the support plate adjacent to the driving motor controller, and a driving cooling water channel is disposed in the second cooling portion and is in communication with the cooling flow channel.
8. The dual-motor control assembly as claimed in any one of claims 3 to 7, wherein the cooling flow passage is integrally cast with the support plate.
9. The dual-motor control assembly of claim 8, wherein the material of the support plate comprises at least one of aluminum, iron, and copper.
10. An automobile, characterized in that the automobile comprises the two-motor control assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309451.1U CN215601688U (en) | 2021-09-23 | 2021-09-23 | Dual-motor control assembly and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122309451.1U CN215601688U (en) | 2021-09-23 | 2021-09-23 | Dual-motor control assembly and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215601688U true CN215601688U (en) | 2022-01-21 |
Family
ID=79887002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122309451.1U Active CN215601688U (en) | 2021-09-23 | 2021-09-23 | Dual-motor control assembly and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215601688U (en) |
-
2021
- 2021-09-23 CN CN202122309451.1U patent/CN215601688U/en active Active
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