CN214267843U - High stable electric motor car instrument drive module - Google Patents
High stable electric motor car instrument drive module Download PDFInfo
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- CN214267843U CN214267843U CN202023221348.3U CN202023221348U CN214267843U CN 214267843 U CN214267843 U CN 214267843U CN 202023221348 U CN202023221348 U CN 202023221348U CN 214267843 U CN214267843 U CN 214267843U
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Abstract
The utility model provides a high stable electric motor car instrument drive module, electric motor car instrument drive module sets up on the main control board, including MCU to and power module, wireless communication drive module, LED drive module, gear function selection module, radio frequency drive module, the audio frequency drive module that are connected with the MCU electricity; the MCU is also connected with a bus through a bus driving module, and is connected with a brake, a steering driving module, a battery driving module, a horn driving module, a steering lamp driving module, a lamp driving module and a motor driving module through the bus. The utility model discloses a drive module fail safe nature is high, and electric motor car drive module has GPS navigation information, alarm information, driving record information function.
Description
Technical Field
The utility model belongs to instrument intelligent control field, especially a high stable electric motor car instrument drive module.
Background
Generally, an electric vehicle meter generally provides data information such as battery voltage display, vehicle speed display, riding state display, and lamp state display. The intelligent instrument can also display the fault condition of each electric component of the whole vehicle, and under the era of the internet of things/5G/intelligence, the traditional passive display of the electric vehicle instrument is changed into interactive display of an electric control, the interface appearance is fixed and is also changed into a mode that a UI (user interface) can be modified, more functions are added to the existing instrument, and the intelligent instrument can be applied by third-party software, such as navigation, audio and video and the like, the replacement of the functions brings new challenges to a driving module of the instrument, and a safe and reliable high-stability electric vehicle instrument driving module is urgently needed in the market at present.
SUMMERY OF THE UTILITY MODEL
Exist not enoughly among the prior art, the utility model provides a safe, reliable high stable electric motor car instrument drive module.
The utility model discloses a realize above-mentioned technical purpose through following technological means: a high-stability electric vehicle instrument driving module is arranged on a main control board and comprises an MCU (microprogrammed control unit), a power module, a wireless communication driving module, an LED driving module, a gear function selection module, a radio frequency driving module and an audio driving module, wherein the power module, the wireless communication driving module, the LED driving module, the gear function selection module, the radio frequency driving module and the audio driving module are electrically connected with the MCU; the MCU is also connected with a bus through a bus driving module, and is connected with a brake, a steering driving module, a battery driving module, a horn driving module, a steering lamp driving module, a lamp driving module and a motor driving module through the bus.
Further, the wireless communication driving module is connected with the wireless communication module; LED drive module and LED module link to each other, audio frequency drive module and audio frequency module link to each other, battery drive module and battery link to each other, loudspeaker drive module and loudspeaker link to each other, turn to drive module and turn to the motor and link to each other, indicator drive module and indicator link to each other, lamps and lanterns drive module and headlight tail lamp link to each other, motor drive module and electric motor car motor link to each other.
Further, the wireless communication module is a ZigBee wireless network and comprises a terminal, a router and a coordinator; the GPS navigation information, the alarm information and the driving record information are transmitted; the route of the ZigBee wireless network is arranged on one side of the main control board and is connected with the terminal, and the single route is connected with all the surrounding routes.
Further, the main control board is a Rockchip RK3188 quad-core with the highest main frequency of 1.6G.
Furthermore, the system also comprises a GPS driving module, and the GPS driving module is connected with the GPS navigation module.
Further, the radio frequency module performs fingerprint identity authentication through a database.
The utility model discloses following technological effect has: the utility model discloses a drive module fail safe nature is high, and electric motor car drive module has GPS navigation information, alarm information, driving record information function, has guaranteed only legal external equipment through the authentication of equipment fingerprint and has just visited the interior information of car, and then has improved the safety and the efficiency of on-vehicle net communication, and this novel zigBee wireless network can help the passenger to insert high-speed internet fast, realizes safe and reliable's data transmission.
Drawings
Fig. 1 is a diagram of an instrument driving module of an electric vehicle.
Fig. 2 shows a chip dedicated to LED driving control.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the high-stability electric vehicle instrument driving module is arranged on a main control board, and comprises an MCU, and a power module, a wireless communication driving module, an LED driving module, a gear function selection module, a radio frequency driving module, and an audio driving module which are electrically connected to the MCU; the MCU is also connected with the bus through a bus driving module, and is connected with the brake, the steering driving module, the battery driving module, the horn driving module, the steering lamp driving module, the lamp driving module and the motor driving module through the bus (CAN bus).
The wireless communication driving module is connected with the wireless communication module; LED drive module and LED module link to each other, audio frequency drive module and audio frequency module link to each other, battery drive module and battery link to each other, loudspeaker drive module and loudspeaker link to each other, turn to drive module and turn to the motor and link to each other, indicator drive module and indicator link to each other, lamps and lanterns drive module and headlight tail lamp link to each other, motor drive module and electric motor car motor link to each other.
The wireless communication module is a ZigBee wireless network and comprises a terminal, a router and a coordinator; the GPS navigation information, the alarm information and the driving record information are transmitted; the route of the ZigBee wireless network is arranged on one side of the main control board and is connected with the terminal, and the single route is connected with all the surrounding routes.
As shown in fig. 2, the LED driving module is a dedicated chip for TM1629A control.
The specification parameters of the main control board are as follows: rockchip RK3188 four-core with the highest main frequency of 1.6G; DDR3 memory: 1 GB; and (4) Flash storage: eMMC Flash 8 GB; USB interface: 2-way USB HOST and 1-way USB OTG; serial interface: 2-way RS 232; a display interface: 1 path of HDMI,1 path of double 8 LVDS interface and 1 path of 24-bit RGB interface; audio interface: 8W power amplifier output, 2Pin PH2.0mm terminal; a network interface: 1 way 10/100 Mbps LAN; the application environment of Andriod 4.4.2; the nominal temperature is 0 ℃ to +70 ℃, and the actual measurement temperature is-20 ℃ to +70 ℃; the power supply mode comprises the following steps: the wide voltage supplies 9-16V.
The utility model discloses still include and carry out the authentication function through radio frequency module:
the wireless external equipment firstly sends an authentication request to the vehicle-mounted wireless interface of the electric vehicle and sends the identity information distributed to the wireless interface by the registration center to the vehicle-mounted wireless interface of the electric vehicle; the wireless interface receives the authentication request, and performs authentication operation on the received identity information according to the equipment fingerprint comparison database, if the identity information exists in the database, the authentication is passed, otherwise, the authentication fails; if the equipment exists in the equipment fingerprint comparison database, the wireless interface extracts radio frequency fingerprint information; and the wireless equipment interface extracts the radio frequency signal of the wireless equipment, processes and extracts the characteristic value, carries out hash operation, returns an authentication result to the external equipment, and if the formula is established and the authentication is passed, otherwise, the authentication is not passed.
Details not described in the present specification belong to the prior art known to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a high stable electric motor car instrument drive module, characterized by: the electric vehicle instrument driving module is arranged on the main control board and comprises an MCU (microprogrammed control unit), and a power supply module, a wireless communication driving module, an LED driving module, a gear function selection module, a radio frequency driving module and an audio driving module which are electrically connected with the MCU; the MCU is also connected with a bus through a bus driving module, and is connected with a brake, a steering driving module, a battery driving module, a horn driving module, a steering lamp driving module, a lamp driving module and a motor driving module through the bus.
2. The high-stability electric vehicle instrument driving module set of claim 1, wherein: the wireless communication driving module is connected with the wireless communication module; LED drive module and LED module link to each other, audio frequency drive module and audio frequency module link to each other, battery drive module and battery link to each other, loudspeaker drive module and loudspeaker link to each other, turn to drive module and turn to the motor and link to each other, indicator drive module and indicator link to each other, lamps and lanterns drive module and headlight tail lamp link to each other, motor drive module and electric motor car motor link to each other, radio frequency drive module and radio frequency module link to each other.
3. The high-stability electric vehicle instrument driving module set of claim 2, wherein: the wireless communication module is a ZigBee wireless network and comprises a terminal, a router and a coordinator; the GPS navigation information, the alarm information and the driving record information are transmitted; the route of the ZigBee wireless network is arranged on one side of the main control board and is connected with the terminal, and the single route is connected with all the surrounding routes.
4. The high-stability electric vehicle instrument driving module set of claim 1, wherein: the main control board is Rockchip RK3188 quad-core with the highest main frequency of 1.6G.
5. The high-stability electric vehicle instrument driving module set of claim 1, wherein: the GPS navigation system also comprises a GPS driving module, and the GPS driving module is connected with the GPS navigation module.
6. The high-stability electric vehicle instrument driving module set of claim 2, wherein: and the radio frequency module performs fingerprint identity authentication through a database.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023221348.3U CN214267843U (en) | 2020-12-28 | 2020-12-28 | High stable electric motor car instrument drive module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023221348.3U CN214267843U (en) | 2020-12-28 | 2020-12-28 | High stable electric motor car instrument drive module |
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| CN214267843U true CN214267843U (en) | 2021-09-24 |
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| CN202023221348.3U Active CN214267843U (en) | 2020-12-28 | 2020-12-28 | High stable electric motor car instrument drive module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116978302A (en) * | 2023-09-22 | 2023-10-31 | 江阴飞阳电子科技有限公司 | Method and system for testing performance of display screen of electric vehicle under multiple demands |
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2020
- 2020-12-28 CN CN202023221348.3U patent/CN214267843U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116978302A (en) * | 2023-09-22 | 2023-10-31 | 江阴飞阳电子科技有限公司 | Method and system for testing performance of display screen of electric vehicle under multiple demands |
| CN116978302B (en) * | 2023-09-22 | 2023-12-01 | 江阴飞阳电子科技有限公司 | Method and system for testing performance of display screen of electric vehicle under multiple demands |
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