CN220381468U - Intelligent controller for vehicle - Google Patents

Abstract

The utility model belongs to the field of automatic control, and particularly relates to an intelligent vehicle controller, wherein a power module is arranged at the upper left side of a bottom plate, a filter is arranged at the lower left side of the bottom plate, a safety is arranged at the lower right side of the filter, a base plate is arranged at the right side of the bottom plate, a communication control plate and a core plate are arranged on the base plate, the core plate is arranged below the communication control plate, the core plate and the communication control plate are arranged on the same layer, a conductive adhesive tape is arranged between the top plate and the peripheral side plates, the base plate comprises a plurality of monitoring modules and control units, each unit and each module are connected with related corresponding structures on a vehicle, the communication control plate adopts two groups of dual-in-line interface designs, is respectively connected with the core plate and the base plate, has rich interfaces and supports various communication interfaces; the controller is flexible in design, easy to maintain, convenient to upgrade and expand, capable of improving maintainability of the system and more intelligent.

Description

Intelligent controller for vehicle

Technical Field

The utility model belongs to the field of automatic control, and particularly relates to an intelligent controller for a vehicle.

Background

Along with the continuous and deep research of intelligent control technology, the technology is applied to unmanned directions in various fields such as aerospace, navigation, industry and the like, and the vehicle-mounted intelligent control is a wire control technology mainly aiming at an unmanned terminal, and the main control technology comprises: the self-adaptive control, artificial intelligence, fuzzy control PID, neural network PID and the like have been started to be applied to the unmanned automatic control aspect, but the existing vehicle controller is insufficient in intelligence, low in integration level, relatively large in size and weight, long in development period, long in maintenance time and high in cost, and is inconvenient for upgrading and expanding a system in the future, so that the drive-by-wire requirement of an unmanned driving terminal cannot be met.

Disclosure of Invention

The utility model aims to provide an intelligent controller for a vehicle, which solves the problems of insufficient intellectualization, lower integration level, larger volume and weight, long development period, long maintenance time, high cost, inconvenience in upgrading and expanding a system in the future and the like of the controller for the vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an intelligent controller for a vehicle comprises a bottom plate, a top plate, a front panel, a rear panel, a left side plate, a right side plate, a base plate, a communication control plate, a core plate, a power module, a filter, a safety and a connector; the connector comprises a power socket, an upper computer socket and a communication interface; the utility model discloses a portable electronic device, including bottom plate, front panel, rear panel, left side board, right side board and roof constitution box, power module is established to the upper left side on the bottom plate, and the wave filter is established to the lower left side, insurance is established to the lower right side of wave filter, and the base plate is established on the bottom plate right side, establish communication control board and core board on the base plate, core board is in the below of communication control board, and core board and communication control board are at same layer, establish the conductive adhesive tape between roof and the curb plate all around.

The base plate comprises an electric quantity monitoring module, a direction control unit, a vehicle speed control unit, a gear control unit, a tire pressure monitoring module, a collision monitoring module, a vehicle lock control unit, a brake control unit, an ECU interface module, a communication interface module, a power supply module and a light control unit; each control unit and each module are respectively connected with related corresponding structures on the vehicle.

The communication control board is designed by adopting two groups of dual-in-line interfaces, is respectively connected with the core board and the substrate, adopts various standard communication interfaces, comprises an interface circuit mainly comprising a CAN2.0 interface, an RS232 interface, an RS485 interface, a USB interface, an Ethernet interface and a photoelectric isolator TLP521, and is responsible for communication interaction with the core board and the substrate, thereby achieving the connection function of supporting up and down.

The core board mainly comprises integrated circuits GD32F407ZXT6, KR24C02M, 32.768M crystal oscillator, 8M crystal oscillator, BAT54C and CMB1117-3.3V, and adopts a redundant design thought for protecting the data storage safety of a register of a GD32F407ZXT6 chip and a primary and secondary power supply mode for supplying power to the core board. The main power supply mode is as follows: the button battery embedded in the core board is connected with a GD32F407ZXT6 pin 1 (special pin for battery working mode) by taking a 2 pin of the BAT54C as an input, a 3 pin of the BAT54C as an output, the 3 pin of the BAT54C and the GD32F407ZXT6 pin 6 are connected into a capacitor of 0.1uf, the other end of the capacitor is grounded, and when a main power supply is cut off, a diode powered by the battery is started to be conducted, so that the storage data of a register is ensured; the data storage chip adopts an E2PROM memory KR24C02M, pins 1, 2, 3 and 4 of the memory KR24C02M are short-circuited and connected with a pin 8 in parallel to be connected with a capacitor of 0.1uf, the pin 8 is connected with a +3.3V power supply to provide power supply requirements for the chip, a pin 7 is grounded, a pin 5 is connected with a pin 139 of a GD32F407ZXT6 chip, a pin 6 is connected with a pin 140 of the GD32F407ZXT6 chip and is respectively connected with a pull-up resistor of 5.1k to provide storage requirements for the GD32F407ZXT6 chip; the pin 25 of the GD32F407ZXT6 chip is connected with a 300 omega resistor, the other end of the resistor is connected with a 10k resistor and a capacitor of 0.1uf, the other end of the 10k resistor is connected with +3.3V in a pull-up way, and the other end of the capacitor of 0.1uf is grounded, so that a power-on RESET circuit is formed, when the core board is powered on, the pin 25 RESET end of the GD32F407ZXT6 is firstly in a low level for a period of time, and the level of the RESET end is gradually changed into a high level due to the fact that the point is grounded through a capacitor, so that the level of a RESET port of the GD32F407ZXT6 is changed from 0 to 1, and the power-on RESET function of the GD32F407ZXT6 is achieved; pin 23 is connected with 8M crystal oscillator, 1M resistance and 20pF electric capacity, pin 24 is connected with 8M crystal oscillator, 1M resistance and the other end of 20pF electric capacity, the other end short circuit ground connection of two 20pF electric capacities constitutes sine wave oscillating circuit, pin 8 is connected with 100 ohm electric resistance, the other end of resistance inserts the pin 3 of 32.768KHz crystal oscillator, connect electric capacity between pin 2 and pin 4 of 32.768KHz crystal oscillator, the ground connection of one end of pin 2, pin 4 one end termination +3.3V,32.768KHz crystal oscillator provides external crystal oscillator support for chip GD32F407ZXT6, in order to support the clock frequency operation that the circuit system needs, provide the assurance for the normal work of system, connect 2 electric capacities in series between pin 71 and pin 106 of GD32F407ZXT6 chip, electric capacity indirectly.

The core board adopts a dual in-line design mode to lead out all pins of the core board, is connected with the control board, has rich interfaces, is provided with a plurality of PWM output ports and IO interfaces, and supports a plurality of communication interfaces of CANBUS, ethernet and I2C, SPI, USBOTG, USART; the storage requirements of a large memory and large data are met; the core board is designed on a board with the core function of the minimum system, the general function of the core is integrated, the requirements of integration and intellectualization are met, the core board is used as a controller core, vehicle state information is collected in real time and is in information interaction with an upper computer, the control signal is automatically output by receiving an instruction of the upper computer, the automatic control of a vehicle executing mechanism is achieved, if the calculation force of the core board cannot meet the requirement of the controller in the subsequent work, only the core board system is required to be expanded and upgraded, the cost is saved, the efficiency is improved, and the development period of products is greatly reduced.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The core board is used as a controller core, the module is used for collecting vehicle state information in real time and carrying out information interaction with the upper computer, and the control signal is automatically output by receiving the instruction of the upper computer so as to achieve automatic control of the vehicle executing mechanism;

(2) The core board is adopted as an independent module and separated from the substrate, so that development difficulty is reduced, calculation force is easily expanded, a large amount of development time is reduced, and cost is saved; the interface is rich, the design is flexible, the plugging and the unplugging are convenient, the maintenance is easy, the upgrading and the expansion are convenient, and the stability and the maintainability of the system are improved;

(3) The core board adopts a plurality of integrated circuits, improves the integration level, reduces the volume and the weight, utilizes different serial ports chips, adapts to different serial ports requirement, and satisfies the drive-by-wire demand to unmanned terminal.

Drawings

FIG. 1 is a diagram of the internal structure of the present utility model;

FIG. 2 is an exploded view of the interior of the present utility model;

FIG. 3 is a schematic view of a substrate structure;

FIG. 4 is a diagram of the connection between a controller and an external device;

FIG. 5 is a circuit diagram of a core board;

1. a power module; 2. a front panel; 3. a filter; 4. safety; 5. a substrate; 6. a communication control board; 7. a right side plate; 8. a core plate; 9. a connector; 10. a top plate; 11. a conductive adhesive tape; 12. a bottom plate; 13. a left side plate; 14. a rear panel; 501. an electric quantity monitoring module; 502. a direction control unit; 503. a vehicle speed control unit; 504. a gear control unit; 505. a tire pressure monitoring module; 506. a collision monitoring module; 507. a vehicle lock control unit; 508. a brake control unit; 509. an ECU interface module; 510. a communication interface module; 511. a power supply module; 512. and a light control unit.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1-2, the intelligent vehicle controller of the utility model comprises a bottom plate 12, a conductive adhesive tape 11, a top plate 10, a front panel 2, a rear panel 14, a left side plate 13, a right side plate 7, a base plate 5, a communication control plate 6, a core plate 8, a power module 1, a filter 3, a safety 4 and a connector 9; the connector 9 comprises a power socket, an upper computer socket and a communication interface;

the bottom plate 12, the front panel 2, the rear panel 14, the left side plate 13, the right side plate 7 and the top plate 10 form a box body, a power module 1 is arranged at the upper left side on the bottom plate 12, a filter 3 is arranged at the lower left side, a safety 4 is arranged at the lower right side of the filter 3, a substrate 5 is arranged at the right side of the bottom plate 12, a communication control plate 6 and a core plate 8 are arranged on the substrate 5, the core plate 8 is arranged below the communication control plate 6, the core plate 8 and the communication control plate 6 are arranged on the same layer, and a conductive adhesive tape 11 is arranged between the top plate 10 and the peripheral side plates; the core board is separated from the base board by adopting an independent module, so that the development difficulty is reduced, the calculation force is easily expanded, a large amount of development time is reduced, and the cost is saved; the interface is rich, the design is flexible, the plugging and the unplugging are convenient, the maintenance is easy, the upgrading and the expansion are convenient, and the stability and the maintainability of the system are improved.

As shown in fig. 3 to 4, the substrate 5 includes an electric quantity monitoring module 501, a direction control unit 502, a vehicle speed control unit 503, a gear control unit 504, a tire pressure monitoring module 505, a collision monitoring module 506, a vehicle lock control unit 507, a brake control unit 508, an ECU interface module 509, a communication interface module 510, a power supply module 511, and a lamp light control unit 512; the electric quantity monitoring module 501 is connected with a vehicle-mounted power supply and is used for collecting vehicle electric quantity information; the direction control unit 502 is connected with a vehicle direction control mechanism and is used for collecting the vehicle direction angle and automatically controlling the vehicle posture direction; the vehicle speed control unit 503 is connected with a vehicle motor driver, and is used for collecting the vehicle speed and automatically controlling the vehicle speed; the gear control unit 504 is connected with a vehicle gear shifting driver, and is used for collecting vehicle gear information and automatically controlling the vehicle gear; the tire pressure monitoring module 505 is connected with a vehicle tire pressure sensor and is used for collecting tire pressure information; the collision monitoring module 506 is connected with the vehicle millimeter wave radar monitoring module and is responsible for monitoring the safe driving distance between the obstacle and the vehicle, when the distance between the obstacle and the vehicle is too short, the safe driving alarm is triggered, the system sends out an alarm prompt and transmits the alarm prompt to the upper computer through the communication interface, the upper computer issues a command, the vehicle automatically completes emergency braking operation, and the driving safety of personnel is ensured; the lock control unit 507 is connected with the vehicle central control lock and is responsible for controlling the opening and closing of the lock, when the vehicle is detected to start, the lock automatically falls down, and when the braking action is detected, the lock is automatically unlocked; the brake control unit 508 is connected with a vehicle brake driver and is responsible for responding to the instruction of the upper computer and automatically executing the vehicle brake operation; the ECU interface 509 is connected with the vehicle driving control unit and is responsible for collecting information such as vehicle fault information and mileage; the communication module 510 is connected with the communication control board 6 through a communication interface to provide communication support for information interaction of the controller; the power supply module 511 is connected with the power supply module 1 and is responsible for providing power requirements for normal operation of the substrate; the light control unit 512 is connected with the vehicle light controller and is responsible for automatically controlling the vehicle light system; the core board is used as a controller core, acquires vehicle state information in real time and performs information interaction with the upper computer, and automatically outputs a control signal by receiving an instruction of the upper computer so as to automatically control the vehicle executing mechanism.

As shown in fig. 5, the core board mainly comprises integrated circuits GD32F407ZXT6, KR24C02M, 32.768M crystal oscillator, 8M crystal oscillator, BAT54C, CMB1117-3.3V, pin 2 of BAT54C is used as input, pin 3 of BAT54C is used as output and connected with GD32F407ZXT6 pin 1 (special pin for battery working mode), pin 3 of BAT54C and GD32F407ZXT6 pin 6 are connected into a capacitor of 0.1uf, the other end of the capacitor is grounded, when the main power supply is cut off, the battery-powered diode starts to be conducted, and the stored data of the register is ensured; the data storage chip adopts an E2PROM memory KR24C02M, pins 1, 2, 3 and 4 of the memory KR24C02M are short-circuited and connected with a pin 8 in parallel to be connected with a capacitor of 0.1uf, the pin 8 is connected with a +3.3V power supply to provide power supply requirements for the chip, a pin 7 of the memory KR24C02M is grounded, a pin 5 is connected with a 139 pin of a GD32F407ZXT6 chip, a pin 6 is connected with a 140 pin of the GD32F407ZXT6 chip and is respectively connected with a pull-up resistor of 5.1k to provide storage requirements for the GD32F407ZXT6 chip; the pin 25 RESET end of the GD32F407ZXT6 chip is firstly in a low level for a period of time when the core board is electrified, and the level of the RESET end is gradually changed into a high level due to the fact that the point is grounded through a capacitor, so that the level of a RESET port of the GD32F407ZXT6 is changed from 0 to 1, and the power-on RESET function of the GD32F407ZXT6 is achieved; the pin 23 is connected with an 8M crystal oscillator, a 1M resistor and a 20pF capacitor, the pin 24 is connected with the other ends of the 8M crystal oscillator, the 1M resistor and the 20pF capacitor, the other ends of the two 20pF capacitors are grounded in a short circuit manner, a sine wave oscillating circuit is formed, the pin 8 is connected with a 100 ohm resistor, the other end of the resistor is connected with a pin 3 of a 32.768KHz crystal oscillator, a capacitor is connected between a pin 2 and a pin 4 of the 32.768KHz crystal oscillator, one end of the pin 2 is grounded, one end of the pin 4 is connected with +3.3V, and the 32.768KHz crystal oscillator provides external crystal oscillator support for a chip GD32F407ZXT6 to support clock frequency operation required by a circuit system, 2 capacitors are connected in series between a pin 71 and a pin 106 of the GD32F407ZXT6 chip, and the capacitors are indirectly grounded; the core board adopts a dual in-line design mode to lead out all pins of the core board and is connected with the control board, the interfaces are rich, a plurality of PWM output ports and IO interfaces are provided, and a plurality of communication interfaces of CANBUS, ethernet and I2C, SPI, USBOTG, USART are supported; the storage requirements of a large memory and large data are met; the core board designs the core function of the minimum system on one board, integrates the general function of the core, meets the requirements of integration and intellectualization, and only needs to expand and upgrade the core board system in the follow-up work if the calculation force of the core board cannot meet the requirement of the controller, thereby saving the cost, improving the efficiency and greatly reducing the development period of the product.

Claims (3)

1. The intelligent controller for the vehicle is characterized by comprising a bottom plate (12), a conductive adhesive tape (11), a top plate (10), a front panel (2), a rear panel (14), a left side plate (13), a right side plate (7), a base plate (5), a communication control plate (6), a core plate (8), a power module (1), a filter (3), a safety (4) and a connector (9); the connector (9) comprises a power socket, an upper computer socket and a communication interface;

the novel intelligent power supply comprises a bottom plate (12), a front panel (2), a rear panel (14), a left side plate (13), a right side plate (7) and a top plate (10), wherein a power module (1) is arranged at the upper left side of the bottom plate (12), a filter (3) is arranged at the lower left side of the bottom plate, a safety (4) is arranged at the lower right side of the filter (3), a substrate (5) is arranged at the right side of the bottom plate (12), a communication control plate (6) and a core plate (8) are arranged on the substrate (5), the core plate (8) is arranged below the communication control plate (6), the core plate (8) and the communication control plate (6) are arranged on the same layer, and a conductive adhesive tape (11) is arranged between the top plate (10) and the peripheral side plates;

the base plate (5) comprises an electric quantity monitoring module (501), a direction control unit (502), a vehicle speed control unit (503), a gear control unit (504), a tire pressure monitoring module (505), a collision monitoring module (506), a vehicle lock control unit (507), a brake control unit (508), an ECU interface module (509), a communication interface module (510), a power supply module (511) and a light control unit (512); the module and the control unit are respectively connected with corresponding structures related to the vehicle.

2. The vehicle intelligent controller according to claim 1, wherein the electric quantity monitoring module (501) is connected with a vehicle-mounted power supply, the direction control unit (502) is connected with a vehicle direction control mechanism, the vehicle speed control unit (503) is connected with a vehicle motor driver, the gear control unit (504) is connected with a vehicle gear shift driver, the tire pressure monitoring module (505) is connected with a vehicle tire pressure sensor, the collision monitoring module (506) is connected with a vehicle millimeter wave radar monitoring module, the vehicle lock control unit (507) is connected with a vehicle center control lock, the brake control unit (508) is connected with a vehicle brake driver, the ECU interface (509) is connected with a vehicle driving control unit, the communication interface module (510) is connected with a communication control board (6) through a communication interface, the power supply module (511) is connected with the power supply module (1), and the light control unit (512) is connected with a vehicle light controller.

3. The intelligent controller for a vehicle according to any one of claims 1 or 2, wherein the core board (8) is composed of integrated circuits GD32F407ZXT6, KR24C02M, 32.768M crystal oscillator, 8M crystal oscillator, BAT54C, CMB1117-3.3V, pin 2 of BAT54C is connected as output to GD32F407ZXT6 pin 1, pin 3 of BAT54C and GD32F407ZXT6 pin 6 are connected to a capacitor of 0.1uf, the other end of the capacitor is grounded, and when the main power supply is cut off, a battery-powered diode starts to be turned on, guaranteeing the stored data of the register; the data storage chip adopts an E2PROM memory KR24C02M, pins 1, 2, 3 and 4 of the memory KR24C02M are short-circuited and connected with a pin 8 in parallel to be connected with a capacitor of 0.1uf, the pin 8 is connected with a +3.3V power supply to provide power supply requirements for the chip, a pin 7 of the memory KR24C02M is grounded, a pin 5 is connected with a 139 pin of a GD32F407ZXT6 chip, a pin 6 is connected with a 140 pin of the GD32F407ZXT6 chip and is respectively connected with a pull-up resistor of 5.1k to provide storage requirements for the GD32F407ZXT6 chip; the pin 25 of the GD32F407ZXT6 chip is connected with a 300 omega resistor, the other end of the resistor is connected with a 10k resistor and a capacitor of 0.1uf, the other end of the 10k resistor is connected with +3.3V in a pull-up way, and the other end of the capacitor of 0.1uf is grounded, so that a power-on reset circuit is formed; pin 23 is connected with 8M crystal oscillator, 1M resistance and 20pF electric capacity, pin 24 is connected with 8M crystal oscillator, 1M resistance and the other end of 20pF electric capacity, the other end short circuit ground connection of two 20pF electric capacities constitutes sine wave oscillating circuit, pin 8 is connected with 100 ohm electric resistance, the other end of resistance inserts the pin 3 of 32.768KHz crystal oscillator, connect electric capacity between pin 2 and pin 4 of 32.768KHz crystal oscillator, the one end ground connection of pin 2, pin 4 one end termination +3.3V,32.768KHz crystal oscillator provides external crystal oscillator support for chip GD32F407ZXT6, in order to support the clock frequency operation that the circuit system needs, 2 electric capacities are connected in series between pin 71 and pin 106 of GD32F407ZXT6 chip, electric capacity indirectly ground.