Chassis domain controller system integrated with multifunctional module

Abstract

The utility model discloses a chassis domain controller system integrated with a multifunctional module, which comprises a master control unit and a slave control unit, the master control unit is connected with the slave control unit, the master control unit is connected with a first H-bridge drive, a ten-path low-side drive, an eight-path low-side drive and an LED lamp drive, the first H-bridge drive is connected with a first motor through a first H-bridge, and the eight-path low-side drive is connected with a second motor through a second H-bridge. The ten-way low-side drive is connected with a ten-way electric control air suspension electromagnetic valve through a first MOS tube, the eight-way low-side drive is connected with an eight-way continuous damping control electromagnetic valve through a second MOS tube, the LED lamp drive is connected with an LED indicator lamp, the slave control unit is connected with a second H-bridge drive, and the second H-bridge drive is connected with a second parking brake caliper motor through a second H-bridge. According to the chassis domain controller system integrated with the multifunctional modules, high integration of the controller is achieved by integrating the multifunctional modules, and then cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of chassis controllers, and particularly relates to a chassis domain controller system integrating multi-functional modules. Background Art

[0002] The controller system includes a dual-channel electronic parking control module, an electronically controlled air suspension (ECAS) control module, and a continuous damping control (CDC) module. At the same time, the controller also has 6 channels of controller area network (CAN) buses and 1 channel of in-vehicle Ethernet (Ethernet). The integration of multiple functional modules is the core of this control system, and it can transfer the lateral, longitudinal, and vertical control function algorithms of the vehicle from the traditional controller to this system.

[0003] By integrating multiple functional modules, the high integration of the controller is realized, thereby reducing costs. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a chassis domain controller system integrating multi-functional modules. By integrating multiple functional modules, the high integration of the controller is realized, thereby reducing costs.

[0005] The utility model provides a chassis domain controller system integrating multi-functional modules, including a main control unit and a slave control unit. The main control unit is connected to the slave control unit. The main control unit is connected to a first H-bridge driver, ten low-side drivers, eight low-side drivers, and an LED lamp driver. The first H-bridge driver is connected to a first motor through a first H-bridge. The ten low-side drivers are connected to ten electronically controlled air suspension solenoid valves through a first MOS transistor. The eight low-side drivers are connected to eight continuous damping control solenoid valves through a second MOS transistor. The LED lamp driver is connected to an LED indicator. The slave control unit is connected to a second H-bridge driver. The second H-bridge driver is connected to a second parking brake caliper motor through a second H-bridge.

[0006] Preferably, the main control unit includes a first micro-control unit, an inertial measurement unit, a first controller area network transceiver, an Ethernet transceiver, and a first memory. The first micro-control unit is connected to the inertial measurement unit, the first controller area network transceiver, the Ethernet transceiver, and the first memory.

[0007] Preferably, the main control unit receives sensor signals and external switch signals.

[0008] Preferably, the slave control unit includes a second micro-control unit, a six-axis inertial measurement unit, a second controller area network transceiver, and a second memory. The second micro-control unit is connected to the six-axis inertial measurement unit, the second controller area network transceiver, and the second memory.

[0009] Preferably, the slave control unit receives wheel speed sensor signals and external switch signals.

[0010] Preferably, the electronically controlled air suspension solenoid valve is a ten-way electronically controlled air suspension solenoid valve, and the continuously variable damping control solenoid valve is an eight-way continuously variable damping control solenoid valve.

[0011] Preferably, the first parking brake caliper motor is a one-way parking brake caliper motor, and the second parking brake caliper motor is a one-way parking brake caliper motor.

[0012] Therefore, the chassis domain controller system with an integrated multi-functional module of the present invention integrates multiple functional modules to achieve a high degree of integration of the controller, thereby reducing costs.

[0013] The technical solution of the present invention will be further described in detail below with reference to the drawings and embodiments. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall chassis domain controller system with an integrated multi-functional module of the present invention. Detailed Embodiments

[0015] The technical solution of the present invention will be further described below with reference to the drawings and embodiments.

[0016] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the ordinary meanings understood by those of ordinary skill in the field to which the present invention belongs.

[0017] The "first", "second" and similar terms used in the present invention do not denote any order, quantity or importance, but are only used to distinguish different components. The terms "comprising" or "including" and the like mean that the elements or items appearing before the term cover the elements or items listed after the term and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The terms "upper", "lower", "left", "right" and the like are only used to indicate relative positional relationships, and when the absolute position of the object being described changes, the relative positional relationship may also change accordingly.

[0018] Embodiment 1

[0019] As Figure 1As shown in the figure, a chassis domain controller system integrating a multi-functional module of the present utility model includes a main control unit, a slave control unit, a first H-bridge driver, a first H-bridge, a first parking brake caliper motor, ten low-side drivers, a first intelligent MOS transistor, an electronically controlled air suspension solenoid valve, eight low-side drivers, a second intelligent MOS transistor, a continuous damping control solenoid valve, an LED lamp driver, an LED indicator light, a second H-bridge driver, a second H-bridge, and a second motor.

[0020] It includes a main control unit and a slave control unit. The main control unit is connected to the slave control unit. The main control unit is connected to the first H-bridge driver, ten low-side drivers, eight low-side drivers, and the LED lamp driver. The first H-bridge driver is connected to a first motor through a first H-bridge. The ten low-side drivers are connected to ten electronically controlled air suspension solenoid valves through a first MOS transistor. The eight low-side drivers are connected to eight continuous damping control solenoid valves through a second MOS transistor. The LED lamp driver is connected to the LED indicator light.

[0021] The main control unit drives a first H-bridge through the first H-bridge driver to drive a parking brake caliper, controls ten electronically controlled air suspension solenoid valves and eight continuous damping control solenoid valves by controlling the first intelligent MOS transistor, and controls the LED indicator light through the LED lamp driver.

[0022] The slave control unit is connected to the second H-bridge driver. The second H-bridge is connected to a second parking brake caliper motor through the second H-bridge driver.

[0023] The slave control unit drives the second parking brake caliper motor through the second H-bridge driver.

[0024] The main control unit and the slave control unit are the core parts of the control system.

[0025] The main control unit includes a first microcontroller unit, an inertial measurement unit, a first controller area network transceiver, an Ethernet transceiver, and a first memory. The first microcontroller unit is connected to the inertial measurement unit, the first controller area network transceiver, the Ethernet transceiver, and the first memory.

[0026] In the main control unit, the first microcontroller unit receives a switch signal and the inertial measurement unit, and controls the electronic parking brake motor by controlling the first H-bridge driver. The function of the ten electronically controlled air suspension solenoid valves is that MCU1 receives signals from a vehicle body height sensor and a vehicle body acceleration sensor, and realizes the electronically controlled air suspension function by controlling the ten electronically controlled air suspension solenoid valves. The inertial measurement unit receives signals from the vehicle body height sensor and the vehicle body acceleration sensor, and realizes continuous damping control by controlling the continuous damping control solenoid valve.

[0027] In the slave control unit, the second microcontroller unit receives the switch signal from the first microcontroller unit and the inertial measurement unit signal, and controls the electronic parking brake motor by controlling the H-bridge driver.

[0028] The main control unit outputs three Controller Area Network (CAN) buses and one in-vehicle Ethernet. The main control unit controls the first parking brake caliper motor, ten electro-pneumatic suspension solenoid valves, and eight continuously variable damping control solenoid valves, and also realizes the driving of lights.

[0029] The main control unit receives sensor signals and external switch signals.

[0030] The slave control unit outputs 3 CAN buses and controls the second parking brake caliper motor.

[0031] The slave control unit receives wheel speed sensor signals and external switch signals.

[0032] The electro-pneumatic suspension solenoid valves are ten electro-pneumatic suspension solenoid valves, and the continuously variable damping control solenoid valves are eight continuously variable damping control solenoid valves.

[0033] The first parking brake caliper motor is one parking brake caliper motor, and the second parking brake caliper motor is one parking brake caliper motor.

[0034] Therefore, the chassis domain controller system of the present utility model adopting the above integrated multi-functional module realizes the high integration of the controller by integrating multiple functional modules, thereby reducing costs.

[0035] The above embodiments are only used to illustrate the technical solutions of the present utility model and are not intended to limit them. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions of the present utility model or make equivalent replacements, and these modifications or equivalent replacements do not make the modified technical solutions deviate from the spirit and scope of the technical solutions of the present utility model.

Claims

1. A chassis domain controller system integrating a multifunctional module, characterized in that: It includes a master control unit and a slave control unit, the master control unit is connected to the slave control unit, the master control unit is connected to a first H-bridge driver, a ten-way low-side driver, an eight-way low-side driver and an LED lamp driver, the first H-bridge driver is connected to a first motor through a first H-bridge, the ten-way low-side driver is connected to a ten-way electronically controlled air suspension solenoid valve through a first MOS tube, the eight-way low-side driver is connected to an eight-way continuous damping control solenoid valve through a second MOS tube, the LED lamp driver is connected to an LED indicator light, the slave control unit is connected to a second H-bridge driver, and the second H-bridge driver is connected to a second parking brake caliper motor through a second H-bridge.

2. A chassis domain controller system with integrated multi-function modules according to claim 1, characterized in that: The main control unit includes a first micro control unit, an inertial measurement unit, a first controller area network transceiver, an Ethernet transceiver and a first memory, and the first micro control unit is connected to the inertial measurement unit, the first controller area network transceiver, the Ethernet transceiver and the first memory.

3. A chassis domain controller system with integrated multi-function modules according to claim 2, characterized in that: The main control unit receives sensor signals and external switch signals.

4. The chassis domain controller system with integrated multi-function module according to claim 1, characterized in that: The slave control unit includes a second micro control unit, a six-axis inertial measurement unit, a second controller area network transceiver and a second memory, and the second micro control unit is connected to the six-axis inertial measurement unit, the second controller area network transceiver and the second memory.

5. The chassis domain controller system integrating multifunctional modules according to claim 4, characterized in that: The slave control unit receives a wheel speed sensor signal and an external switch signal.

6. The chassis domain controller system with integrated multifunctional modules according to claim 1, characterized in that: The electronically controlled air suspension solenoid valve is a ten-way electronically controlled air suspension solenoid valve, and the continuous damping control solenoid valve is an eight-way continuous damping control solenoid valve.

7. The chassis domain controller system with integrated multi-function module according to claim 1, characterized in that: The second parking brake caliper motor is a one-way parking brake caliper motor.

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