CN218920675U - Redundant electric power steering controller and automobile - Google Patents
Redundant electric power steering controller and automobile Download PDFInfo
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- CN218920675U CN218920675U CN202221737688.8U CN202221737688U CN218920675U CN 218920675 U CN218920675 U CN 218920675U CN 202221737688 U CN202221737688 U CN 202221737688U CN 218920675 U CN218920675 U CN 218920675U
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Abstract
The utility model discloses a redundant electric power steering controller and an automobile, which belong to the technical field of electronic information, and comprise a shell and a motor, wherein the shell is fixed above the motor, a filter plate is arranged in the shell, the bottom of the filter plate is electrically connected with a first control plate, the bottom of the first control plate is provided with a second control plate, one side of the second control plate and the first control plate is provided with a flexible connecting plate, the flexible connecting plate is electrically connected with the first control plate and the second control plate, the bottom of the second control plate is electrically connected with a sensing module, the sensing module is positioned at the top of the motor, and the motor is respectively electrically connected with the first control plate and the second control plate; through setting up flexible connecting plate between first control panel and second control panel, when the vibration, flexible connecting plate possesses buffer capacity, is favorable to improving practicality, the stability of device, improves the fault-tolerant rate that the device used, ensures the safety in utilization of device.
Description
Technical Field
The utility model relates to the technical field of electronic information, in particular to a redundant electric power steering controller and an automobile.
Background
An electric power steering system (Electric Power Steering, EPS) is based on a conventional mechanical steering mechanism, with the addition of a signal sensing device, an electronic control device and a steering assist mechanism that uses the power generated by an electric motor to assist the driver in steering.
The existing electric power steering system generally has a redundancy function, after one path of failure, the system can still provide steering power to ensure safe steering of a vehicle, the structure of the existing redundant electric power steering controller adopts two control boards which are redundant, each control board can independently provide steering power, but the wiring connection of the control boards of the existing electric power steering system is mostly welding, the welding points are more, the production process is increased, when the vehicle passes through extreme road conditions, the vehicle is severely dithered, the welding points are easy to loosen and fail, and the redundant electric power steering controller and the vehicle are provided for the purpose.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the redundant electric power steering controller and the automobile, which are favorable for improving the practicability of the device, and the flexible connecting plate is adopted for connecting the control panel, so that the stability of the device is improved, and the structure is firm and reliable.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a redundant electric power steering controller, includes shell and motor, the shell is fixed in the motor top, from top to bottom is equipped with filter plate, first control panel and second control panel in the shell in proper order, filter plate electrical connection first control panel and second control panel respectively, fixedly connected with flexible connecting plate between first control panel and the second control panel, flexible connecting plate electrical connection first control panel and second control panel, second control panel bottom fixed mounting has sensing module, sensing module electrical connection second control panel, sensing module is located the motor top, motor electrical connection first control panel and second control panel respectively.
Preferably, the top of the shell is provided with a first long interface, a second long interface, a first short interface and a second short interface, and the first long interface and the second long interface are arranged on one side of the top of the shell side by side;
the bottom of the filter plate is provided with a first plug connector and a second plug connector;
a first inserting port and a first through hole are formed in one side of the top of the first control board, a first input port and a second input port are formed in the other side of the top of the first control board, and a first connecting port is formed in one side of the first control board, which is close to the first input port;
a second interface is arranged on one side of the top of the second control board, and a second connection port is arranged on one side of the second control board away from the second interface;
the motor is provided with a first input end and a second input end;
the first plug connector is movably plugged with the first plug connector, the second plug connector is movably plugged with the second plug connector through the first through hole, the first input interface and the second input interface respectively correspond to the first short interface and the second short interface in position, and two ends of the flexible connecting plate are respectively fixed in the first connecting interface and the second connecting interface.
Preferably, the first control board and the second control board are both printed circuit boards, the functional units are arranged on the first control board and the second control board, the first long interface and the second long interface are both power interfaces, the power pins respectively penetrate through the first long interface and the second long interface and are electrically connected with the filter board, the first short interface and the second short interface are both signal interfaces, and the signal transmission source respectively penetrates through the first short interface and the second short interface and is electrically connected with the first control board and the second control board.
Preferably, the first input interface and the second input interface are fish-eye terminals, and the signal transmission source is in pressure connection with the first input interface and the second input interface through the first short interface and the second short interface respectively.
Preferably, the motor is a six-phase motor, the first input end is electrically connected with the first control board, and the second input end is electrically connected with the second control board.
Preferably, the motor top fixed mounting has the heating panel, second control panel fixed mounting is in the heating panel bottom, first control panel fixed mounting is in the heating panel top.
Preferably, the two sides of the heat dissipation plate are respectively penetrated and provided with a first type groove, a second type groove and a third type groove, the first type groove and the second type groove are respectively positioned on the two sides of the heat dissipation plate, the third type groove is positioned at the middle part of the heat dissipation plate, the second plug connector is positioned in the first type groove and connected with the second plug connector, and the middle part of the flexible connection plate is positioned in the second type groove.
The utility model also provides an automobile, which adopts the redundant electric power steering controller.
The redundant electric power steering controller and the automobile of the utility model have the following working principles: after the circuit of the device is normally conducted, the first control board and the second control board are provided with receiving signals and control functions, the flexible connecting board is used for connecting the first control board and the second control board, so that synchronous information interaction can be achieved between the first control board and the second control board, the sensing module is used for transmitting sensing signals to the control board, after the information interaction of the control board, the motor is driven to rotate simultaneously, and when the first input end or the second input end of the motor is short-circuited, the motor can be controlled to rotate by the control board, redundant signals are provided, so that safety and stability of the device in use are guaranteed.
Compared with the prior art, the utility model has the following beneficial effects:
1. the flexible connecting plate is arranged between the first control plate and the second control plate, so that the first control plate and the second control plate are connected conveniently, synchronous information interaction of the first control plate and the second control plate is realized, the first control plate, the second control plate and the flexible connecting plate are directly fixed, the integration is high, the flexible connecting plate is softer, and when a vehicle vibrates, the flexible connecting plate has better buffering performance compared with a rigid connecting plate, the stability of the device is improved, and the use safety of the device is guaranteed;
2. through establishing first input interface and second input interface as the fisheye terminal to with signal transmission source and first input interface and second input interface crimping, replace traditional circuit welding with the crimping mode of fisheye terminal, reduced operating procedure, installation effectiveness is higher, and fisheye terminal's connection is more stable when the vehicle receives vibrations, further improves the stability of device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a redundant electric power steering controller according to an embodiment;
FIG. 2 is a perspective view of the overall structure of a redundant electric power steering controller in accordance with one embodiment;
fig. 3 is a schematic structural diagram of a mounting manner of a sensor module of a redundant electric power steering controller in embodiment 1;
fig. 4 is a schematic structural diagram of a mounting manner of a sensor module of a redundant electric power steering controller according to embodiment 2;
wherein: 1. a housing; 11. a first long interface; 12. a second long interface; 13. a first short interface; 14. a second short interface; 2. a filter plate; 21. a first plug member; 22. a second plug member; 3. a first control board; 31. a first interface; 32. a first input interface; 33. a second input interface; 34. a first through hole; 35. a first connection port; 4. a second control board; 41. a second interface; 42. a second connection port; 43. a second through hole; 5. a heat dissipation plate; 51. a first type groove; 52. a second type groove; 53. a third type groove; 6. a motor; 61. a first input; 62. a second input terminal; 7. a sensing module; 8. and a flexible connecting plate.
Detailed Description
The technical scheme of the utility model is described below by means of specific examples with reference to the accompanying drawings 1-4.
Example 1:
as shown in fig. 1, the redundant electric power steering controller provided by the utility model comprises a shell 1 and a motor 6, wherein the shell 1 is fixedly arranged at the top of the motor 6, a heat dissipation plate 5 is fixedly arranged at the top of the motor 6, a second control plate 4 is fixedly arranged at the bottom of the heat dissipation plate 5, a first control plate 3 is fixedly arranged at the top of the heat dissipation plate 5, a filter plate 2 is fixedly arranged in the shell 1, the filter plate 2 is respectively and electrically connected with the first control plate 3 and the second control plate 4, a flexible connecting plate 8 is fixedly arranged at one side of the first control plate 3 and one side of the second control plate 4, the flexible connecting plate 8 is electrically connected with the first control plate 3 and the second control plate 4, and the motor 6 is respectively and electrically connected with the first control plate 3 and the second control plate 4.
As shown in fig. 2, the top of the shell 1 is provided with a first long interface 11, a second long interface 12, a first short interface 13 and a second short interface 14, and the first long interface 11 and the second long interface 12 are arranged on one side of the top of the shell 1 side by side;
the bottom of the filter plate 2 is provided with a first plug connector 21 and a second plug connector 22;
the top of one side of the first control board 3 is provided with a first inserting port 31 and a first through hole 34, the top of the other side of the first control board 3 is provided with a first input port 32 and a second input port 33, and one side of the first control board 3, which is close to the first input port 32, is provided with a first connecting port 35;
the top of one side of the second control board 4 is provided with a second interface 41, and one side of the second control board 4 far away from the second interface 41 is provided with a second connection port 42;
one side of the heat dissipation plate 5 is provided with a first groove 51 in a penetrating way, and the other side of the heat dissipation plate 5 is provided with a second groove 52 in a penetrating way;
a first input end 61 is arranged on one side of the top of the motor 6, a second input end 62 is arranged on the other side of the top of the motor 6, and the first input end 61 and the second input end 62 are a group of three pins;
the first plug connector 21 is movably plugged with the first plug connector 31, the second plug connector 22 sequentially passes through the first through hole 34 and the first slot 51 to be movably plugged with the second plug connector 41, the positions of the first input interface 32 and the second input interface 33 correspond to the positions of the first short interface 13 and the second short interface 14 respectively, the first connecting port 35 and the second connecting port 42 are internally fixed with a flexible connecting plate 8 for information interaction of the first control board 3 and the second control board 4, and the middle part of the flexible connecting plate 8 passes through the second slot 52.
It should be noted that the motor 6 is a six-phase motor, the first input terminal 61 is electrically connected to the first control board 3, and the second input terminal 62 is electrically connected to the second control board 4.
As shown in fig. 3, a sensing module 7 is fixedly installed at the bottom of the second control board 4, the sensing module 7 is electrically connected with the second control board 4, the sensing module 7 is located right above the rotor of the motor 6, a third groove 53 is formed in the middle of the heat dissipation board 5 in a penetrating mode, and the third groove 53 is in a grid shape and is provided with a plurality of heat dissipation through grooves.
Specifically, the first control board 3 and the second control board 4 are both printed circuit boards, and are provided with functional units for processing related data information and transmitting corresponding control signals, the first long interface 11 and the second long interface 12 are power interfaces, the power pins pass through the first long interface 11 and the second long interface 12 to be electrically connected with the filter board 2 and are used for providing power for the first control board 3 and the second control board 4, the first short interface 13 and the second short interface 14 are signal interfaces, and the signal transmission source passes through the first short interface 13 and the second short interface 14 to be electrically connected with the first control board 3 and the second control board 4 respectively and is used for providing other control signals for the first control board 3 and the second control board 4.
The first input interface 32 and the second input interface 33 are fish-eye terminals, and the signal transmission source is respectively pressed and connected with the first input interface 32 and the second input interface 33 through the first short interface 13 and the second short interface 14.
Example 2:
as another embodiment of the present utility model, this example is different from example 1 in that: as shown in fig. 4, the bottom of the first control board 3 is fixedly provided with a sensing module 7, the sensing module 7 is electrically connected with the first control board 3, the middle part of the heat dissipation board 5 is provided with a third type groove 53 in a penetrating manner, the sensing module 7 is located in the third type groove 53, the first type groove 51 and the second type groove 52 are communicated to form an i-shaped through groove, the middle part of the second control board 4 is provided with a second through hole 43 in a penetrating manner, the second through hole 43 is located under the sensing module 7, and the sensing module 7 is located right above the rotor of the motor 6.
The working steps are as follows: the device is assembled firstly, then the device is installed on an automobile, a power pin is led in from a first long interface 11 to provide power for a first control board 3, a signal transmission source in a first short interface 13 provides ignition signals, bus signals such as CAN signals and steering wheel torque corner signals for the first control board 3, when a sensor outside the device detects the rotation of the steering wheel, a control system provides torque corner signals for the first control board 3 through the signal transmission source in the first short interface 13, a power pin is led in from a second long interface 12 to provide redundant power for a second control board 4, the first control board 3 realizes interactive communication with the second control board 4 through a flexible connecting plate 8, and provides redundant ignition signals, redundant torque corner signals and redundant bus signals for the second control board 4, synchronous control is carried out on the first control board 3 and the second control board 4, a sensor module 7 collects the rotor position of a motor 6, and transmits collected information to the second control board 4, after the second control board 4 receives position information of a rotor, the position information of the motor rotor of the first control board 3 and the second control board 4 is transmitted to the first control board 3 through the flexible connecting plate 8, the second control board is provided with a position corner signal of the motor rotor of the second control board 4, and a power steering wheel of the second control board is provided with a single power input end or a power input end 61, and a power steering wheel of the second control board is provided with a power input end 61 or a power disc is provided for a power input end of a steering wheel or a power input end of a power is provided for a single or a steering wheel is provided for a power input end of a second control board 61, and a power input end is a power is provided with a steering or a power end is a safety end is provided for a power input and a power is used for a steering end is 61 is a safety end is used for a drive end is broken, and has a power is.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a redundant electric power steering controller, includes shell and motor, the shell is fixed in motor top, its characterized in that: the filter plate is electrically connected with the first control plate and the second control plate respectively, a flexible connecting plate is fixedly connected between the first control plate and the second control plate, the flexible connecting plate is electrically connected with the first control plate and the second control plate, a sensing module is fixedly arranged at the bottom of the second control plate and is electrically connected with the second control plate, the sensing module is positioned at the top of the motor, and the motor is electrically connected with the first control plate and the second control plate respectively.
2. A redundant electric power steering controller as set forth in claim 1, wherein: the top of the shell is provided with a first long interface, a second long interface, a first short interface and a second short interface, and the first long interface and the second long interface are arranged on one side of the top of the shell side by side;
the bottom of the filter plate is provided with a first plug connector and a second plug connector;
a first inserting port and a first through hole are formed in one side of the top of the first control board, a first input port and a second input port are formed in the other side of the top of the first control board, and a first connecting port is formed in one side of the first control board, which is close to the first input port;
a second interface is arranged on one side of the top of the second control board, and a second connection port is arranged on one side of the second control board away from the second interface;
the motor is provided with a first input end and a second input end;
the first plug connector is movably plugged with the first plug connector, the second plug connector is movably plugged with the second plug connector through the first through hole, the first input interface and the second input interface respectively correspond to the first short interface and the second short interface in position, and two ends of the flexible connecting plate are respectively fixed in the first connecting interface and the second connecting interface.
3. A redundant electric power steering controller as set forth in claim 2, wherein: the first control board and the second control board are both printed circuit boards, the functional units are arranged on the first control board and the second control board, the first long interface and the second long interface are both power interfaces, the power pins respectively penetrate through the first long interface and the second long interface and are electrically connected with the filter board, the first short interface and the second short interface are both signal interfaces, and the signal transmission source respectively penetrates through the first short interface and the second short interface and is electrically connected with the first control board and the second control board.
4. A redundant electric power steering controller as set forth in claim 3 wherein: the first input interface and the second input interface are fish-eye terminals, and the signal transmission source passes through the first short interface and the second short interface to be in pressure connection with the first input interface and the second input interface respectively.
5. A redundant electric power steering controller as set forth in claim 2, wherein: the motor is a six-phase motor, the first input end is electrically connected with the first control board, and the second input end is electrically connected with the second control board.
6. A redundant electric power steering controller as set forth in claim 2, wherein: the motor top fixed mounting has the heating panel, second control panel fixed mounting is in the heating panel bottom, first control panel fixed mounting is in the heating panel top.
7. A redundant electric power steering controller as set forth in claim 6, wherein: the heat dissipation plate is characterized in that a first type groove, a second type groove and a third type groove are respectively formed in two sides of the heat dissipation plate in a penetrating mode, the first type groove and the second type groove are respectively located at two sides of the heat dissipation plate, the third type groove is located at the middle of the heat dissipation plate, the second plug connector is located in the first type groove and connected with the second plug connector, and the middle of the flexible connecting plate is located in the second type groove.
8. An automobile, characterized in that: a redundant electric power steering controller comprising any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221737688.8U CN218920675U (en) | 2022-07-05 | 2022-07-05 | Redundant electric power steering controller and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221737688.8U CN218920675U (en) | 2022-07-05 | 2022-07-05 | Redundant electric power steering controller and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN218920675U true CN218920675U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221737688.8U Active CN218920675U (en) | 2022-07-05 | 2022-07-05 | Redundant electric power steering controller and automobile |
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| CN (1) | CN218920675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082678A1 (en) * | 2022-10-20 | 2024-04-25 | 博世华域转向系统有限公司 | Small-size dual-redundancy electric power steering motor controller structure |
-
2022
- 2022-07-05 CN CN202221737688.8U patent/CN218920675U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082678A1 (en) * | 2022-10-20 | 2024-04-25 | 博世华域转向系统有限公司 | Small-size dual-redundancy electric power steering motor controller structure |
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