Wire-controlled chassis training device

Abstract

The utility model discloses a wire-controlled chassis training device, which includes a whole vehicle and a training platform; the whole vehicle includes a traveling mechanism, a driving mechanism, a steering mechanism, a braking mechanism and a control unit, the driving mechanism, the steering mechanism and the braking mechanism are all connected to the traveling mechanism by driving, and are all connected to the control unit by communication; the training platform includes an operating platform, a control panel and a host, the control panel is installed on the operating platform, and is connected to the host and the control unit by communication; the host sends a motion instruction to the control unit through the control panel, the control unit controls the driving mechanism, the steering mechanism and the braking mechanism to drive the traveling mechanism to move, and the control unit transmits the motion data of the traveling mechanism back to the host through the control panel. The utility model debugs the whole vehicle through the training platform, and students can intuitively observe the movement of the whole vehicle, thereby improving the convenience of debugging and teaching demonstration of the wire-controlled chassis.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned driving, in particular to a wire-controlled chassis training device. Background Art

[0002] With the rapid development of the automobile industry and the iterative updates of driverless technology, driverless cars have become a high-tech industry that my country attaches great importance to. Therefore, the field of driverless cars also needs more and more technical talents. At present, secondary and higher vocational and technical colleges, general education colleges and training institutions have carried out course training for driverless cars, especially the practical teaching of the most important wire-controlled chassis of automobiles, which has high practical value.

[0003] In existing practical training, cars sold on the market are used as teaching models. However, the wire-controlled chassis of such cars has some limitations, such as partially encapsulated controllers, wiring harnesses, and non-open source software, resulting in a low degree of openness. It is not easy to achieve customized adjustment and teaching demonstration of the wire-controlled chassis, and therefore not easy for students to understand and master it. Utility Model Content

[0004] The main purpose of the utility model is to provide a wire-controlled chassis training device, aiming to solve the problem that the existing wire-controlled chassis is not convenient for customized adjustment and teaching demonstration.

[0005] To achieve the above-mentioned purpose, the utility model provides a wire-controlled chassis training device, comprising a whole vehicle and a training platform; the whole vehicle comprises a traveling mechanism, a driving mechanism, a steering mechanism, a braking mechanism and a control unit, the driving mechanism, the steering mechanism and the braking mechanism are all drivingly connected to the traveling mechanism, the control unit is arranged on the traveling mechanism, and is communicatively connected to the driving mechanism, the steering mechanism and the braking mechanism; the training platform comprises an operating platform, a control panel and a host, the control panel is installed on the operating platform, and is communicatively connected to the host and the control unit;

[0006] The host sends motion instructions to the control unit through the control panel, so that the control unit controls the driving mechanism, steering mechanism and braking mechanism to drive the travel mechanism to move, and the control unit transmits the motion data of the travel mechanism back to the host through the control panel.

[0007] In one embodiment of the utility model, the traveling mechanism includes a frame, wheels and a suspension, the wheels are mounted on the frame via the suspension, the driving mechanism, the steering mechanism and the braking mechanism are all detachably mounted on the frame and are all drivingly connected to the wheels.

[0008] In an embodiment of the present invention, the wire-controlled chassis training device further includes a lighting mechanism, which is mounted on the vehicle frame and is communicatively connected to the control unit.

[0009] In one embodiment of the utility model, the wire-controlled chassis training device also includes a power supply component, which is installed on the frame and is used to provide working power for the driving mechanism, the steering mechanism, the braking mechanism and the control unit.

[0010] In one embodiment of the utility model, the wire-controlled chassis training device also includes a plurality of lifts, each of which is electrically connected to the power supply assembly, one end of each lift is connected to the frame, and the other end is telescopically abutted against the ground to allow the traveling mechanism to leave the ground.

[0011] In one embodiment of the utility model, the control unit includes a vehicle controller, a steering controller and a brake controller. The vehicle controller is communicatively connected to the control panel and is used to control the operation of various components of the vehicle. The steering controller is communicatively connected to the steering mechanism, and the brake controller is communicatively connected to the brake mechanism.

[0012] In one embodiment of the utility model, the vehicle controller and the control panel are both provided with a wiring harness connector, and the vehicle controller and the control panel are connected to the wiring harness connector via a cable so that the vehicle controller and the control panel are communicatively connected.

[0013] In one embodiment of the utility model, the control unit further comprises a fault setting board, which is communicatively connected to the vehicle controller, and the fault setting board is used to set faults for the drive mechanism, the steering mechanism and the braking mechanism.

[0014] In one embodiment of the utility model, a control circuit and a bus analyzer are provided on the control panel, the host is communicatively connected to the control circuit via the bus analyzer, and the control unit is communicatively connected to the control circuit.

[0015] In one embodiment of the present invention, the training platform further comprises a remote control mechanism, which is wirelessly connected to the control unit and controls the movement of the travel mechanism through the control unit.

[0016] The wire-controlled chassis training device proposed in the utility model includes a whole vehicle and a training platform, wherein the whole vehicle includes a traveling mechanism, and a driving mechanism, a steering mechanism, a braking mechanism and a control unit installed on the traveling mechanism, and the control unit realizes the control of the driving, steering and braking of the traveling mechanism through the driving mechanism, the steering mechanism and the braking mechanism. The training platform includes an operating table, a control panel and a host, and the control panel and the host are placed on the operating table. The host realizes information interaction with the whole vehicle through the control panel. When conducting practical training, the instructor and the student can send motion instructions through the host, and the motion instructions are transmitted to the control unit through the control circuit of the control panel, and the driving, steering and braking of the traveling mechanism are realized through the control unit. At the same time, the data after the movement of the traveling mechanism is transmitted back to the operation interface of the host through the control unit and the control panel, so that the students can observe the movement and debugging process of each mechanism of the whole vehicle more intuitively, thereby improving the convenience of debugging and teaching demonstration of the wire-controlled chassis, as well as the hands-on ability of the students to assemble and debug the wire-controlled chassis. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0018] Figure 1 This is a structural schematic diagram of the wire-controlled chassis training device of the utility model;

[0019] Figure 2 for Figure 1 The structural diagram of the training platform in the wire-controlled chassis training device;

[0020] Figure 3 for Figure 1 Schematic diagram of the structure of the whole vehicle in the wire-controlled chassis training device;

[0021] Figure 4 for Figure 3 A partial enlarged schematic diagram of the entire vehicle.

[0022] Description of Figure Numbers:

[0023]

[0024]

[0025] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] In addition, in the present utility model, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. The meanings of "and / or" and "and / or" appearing in the full text are the same, both indicating that three parallel solutions are included. Taking "A and / or B as an example", it includes solution A, or solution B, or a solution that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0030] The utility model provides a wire-controlled chassis training device 1.

[0031] Combination Figure 1-Figure 3As shown, in one embodiment of the utility model, the wire-controlled chassis training device 1 includes a whole vehicle 10 and a training platform 20; the whole vehicle 10 includes a traveling mechanism, a driving mechanism 12, a steering mechanism 13, a braking mechanism 14 and a control unit 15, the driving mechanism 12, the steering mechanism 13 and the braking mechanism 14 are all connected to the traveling mechanism by driving, the control unit 15 is arranged on the traveling mechanism, and is communicatively connected to the driving mechanism 12, the steering mechanism 13 and the braking mechanism 14; the training platform 20 includes an operating table 21, a control panel 22 and a host 23, the control panel 22 is installed on the operating table 21, and is communicatively connected to the host 23 and the control unit 15; the host 23 sends a motion instruction to the control unit 15 through the control panel 22, so that the control unit 15 controls the driving mechanism 12, the steering mechanism 13 and the braking mechanism 14 to drive the traveling mechanism to move, and the control unit 15 transmits the motion data of the traveling mechanism back to the host 23 through the control panel 22.

[0032] In this embodiment, the driving mechanism 12 is a structure such as a motor and an engine, which is used to provide power for the traveling mechanism to travel; the steering mechanism 13 includes a steering column and a steering gear, which is used to drive the traveling mechanism to turn; the braking mechanism 14 is used to decelerate and brake the traveling mechanism; wherein the driving mechanism 12, the steering mechanism 13 and the braking mechanism 14 are all controlled by the control unit 15. Further, the control unit 15 is connected to the control panel 22 and the host 23 for communication, thereby realizing the motion control of the whole vehicle 10 through the training platform 20, and at the same time, the driving data of the traveling mechanism can be transmitted back to the host 23 through the control unit 15. That is, when conducting chassis training teaching, the instructor can use the host 23 for teaching demonstrations, and adjust the driving parameters, steering parameters and braking parameters of the whole vehicle 10. Students can observe the structure, motion trajectory and motion state of the whole vehicle 10, as well as the motion data of the traveling mechanism on the operation interface of the host 23, so that students can better observe the structure and working principle of the chassis, and master the motion effects corresponding to the debugging parameters of each structure of the vehicle chassis. At the same time, students can also adjust parameters by themselves to debug the vehicle chassis, which improves their debugging ability, fault analysis ability and hands-on ability, thereby improving the teaching efficiency of lecturers and the learning quality of students.

[0033] Combination Figure 3 As shown, in one embodiment of the utility model, the traveling mechanism includes a frame 112, wheels 111 and a suspension 113, the wheels 111 are mounted on the frame 112 via the suspension 113, the driving mechanism 12, the steering mechanism 13 and the braking mechanism 14 are all detachably mounted on the frame 112, and are all drivingly connected to the wheels 111.

[0034] In this embodiment, the frame 112 includes a bottom plate and a plurality of frames arranged on the bottom plate. The suspension 113, the drive mechanism 12, the brake mechanism 14, the steering mechanism 13, and the control unit 15 are all installed on the bottom plate. The frame can facilitate the installation of each component. The frame 112 is an open structure design. There are multiple openings on the top and around the frame 112 to facilitate the installation and disassembly of each component. At the same time, a relatively open field of view is provided so that students can observe the structure and operation of each chassis component more intuitively and conveniently. Further, each component can be installed on the bracket by means of threaded connection, clamping, etc., so as to facilitate the installation and debugging of students.

[0035] Please continue to refer to Figure 3 As shown, in one embodiment of the present invention, the wire-controlled chassis training device 1 further includes a lighting mechanism 16 , which is mounted on the vehicle frame 112 and is communicatively connected to the control unit 15 .

[0036] In this embodiment, the lighting mechanism 16 can be an LED headlight, a lighting lamp, etc., for simulating the lighting display of an actual vehicle. The lighting mechanism 16 and the control unit 15 are connected by a wiring harness communication so that the lighting mechanism 16 can be turned on, off, and adjusted in brightness by the host 23 .

[0037] Combination Figure 4 As shown, in one embodiment of the present invention, the wire-controlled chassis training device 1 also includes a power supply assembly 18, which is installed on the frame 112, and the power supply assembly 18 is used to provide working power for the driving mechanism 12, the steering mechanism 13, the braking mechanism 14 and the control unit 15.

[0038] In this embodiment, the power supply assembly 18 includes a 12V low-voltage battery, a 48V high-voltage battery 182 pack, a 48V-12V DCDC converter, and a battery meter 183. The high-voltage battery 182 is used to power the drive mechanism 12, and the low-voltage battery is used to power the lighting mechanism 16, the control unit 15, etc. At the same time, when the power of the low-voltage battery is low, the high-voltage battery 182 can power the low-voltage battery through the high-low voltage converter 181, thereby improving the overall use effect of the wire-controlled chassis. The battery meter 183 can be used to display the remaining power of the battery. At the same time, the vehicle 10 is also equipped with a battery charging port and a main power switch to facilitate the control of the vehicle power supply.

[0039] Combination Figure 3 As shown, in one embodiment of the utility model, the wire-controlled chassis training device 1 also includes a plurality of lifts 17, and the plurality of lifts 17 are electrically connected to the power supply assembly 18, one end of the lift 17 is connected to the frame 112, and the other end is telescopically in contact with the ground to allow the traveling mechanism to leave the ground.

[0040] In this embodiment, the lift 17 includes a driving unit and a support rod, and the driving unit drives the support rod to extend or retract into the driving unit to achieve the purpose of adjusting the overall height of the lift 17. The driving unit is fixed on the frame 112, and after the end of the support rod away from the driving unit is extended to abut against the ground, the whole vehicle 10 can be lifted and raised by continuing to extend, so as to more intuitively display the structure and components of the chassis and provide better teaching effects. The lift 17 function of the wire-controlled chassis whole vehicle 10 makes maintenance work more convenient. By lifting the whole vehicle 10, technicians can more easily access and operate the various components of the chassis system to disassemble, replace or adjust, reducing the workload and time in the maintenance process, and improving efficiency and safety. Further, the lift 17 controls the lifting height of the whole vehicle 10 through a three-speed switch, so that the lifting operation of the wire-controlled chassis whole vehicle 10 is safer and controllable, and the operator can accurately control the lifting height of the wheel 111 to avoid unnecessary accidents and injuries. Furthermore, four lifts 17 are respectively arranged around the frame 112, and the lifting heights of different lifts 17 can be adjusted so that the chassis of the vehicle 10 can be tilted at a certain angle to adapt to different debugging environments.

[0041] Combination Figure 4 As shown, in one embodiment of the utility model, the control unit 15 includes a vehicle controller 151, a steering controller 152 and a brake controller 153. The vehicle controller 151 is communicatively connected to the control panel 22 and is used to control the operation of various components of the vehicle 10. The steering controller 152 is communicatively connected to the steering mechanism 13, and the brake controller 153 is communicatively connected to the brake mechanism 14.

[0042] In this embodiment, the vehicle controller 151 is used as the overall control of all components of the vehicle 10. By connecting it to the control panel 22, the operation control of each component of the vehicle 10 is realized through the host 23, which improves the convenience of teaching. At the same time, the steering controller 152 and the brake controller 153 are integrated into the control unit 15, so that the vehicle controller 151 can control the steering and braking of the wheel 111. At the same time, the vehicle controller 151, the steering controller 152 and the brake controller 153 can be detachably installed independently in the frame 112, which is convenient for users to debug and disassemble. An ignition switch is set on the outside of the frame 112. By turning on the ignition switch, the control unit 15 starts working. The vehicle controller 151 detects whether the chassis circuit has a short circuit or load, and whether there is a problem of overtemperature. After confirming that it is correct, the 48V high-voltage battery 182 starts to energize the drive mechanism 12, thereby improving the safety of the vehicle 10.

[0043] Combination Figure 1As shown, in one embodiment of the present invention, the vehicle controller 151 and the control panel 22 are both provided with a harness connector 221, and the vehicle controller 151 and the control panel 22 are connected to the harness connector 221 via a cable, so that the vehicle controller 151 and the control panel 22 are in communication connection. The harness connector 221 includes an A / B connector, that is, it realizes the output and reception of data, thereby facilitating the information exchange between the vehicle controller 151 and the control panel 22.

[0044] Combination Figure 4 As shown, in one embodiment of the utility model, the control unit 15 also includes a fault setting board 154, which is communicatively connected to the vehicle controller 151, and the fault setting board 154 is used to set faults for the drive mechanism 12, the steering mechanism 13 and the braking mechanism 14.

[0045] In this embodiment, the fault setting panel 154 is used to set the faults of the whole vehicle 10, such as drive fault, steering fault, brake fault, light fault, short circuit fault, etc. By setting various different faults and observing the working conditions of the corresponding components of the whole vehicle 10, as well as the fault information received by the control panel 22 and the host 23, students can more intuitively grasp the actual working conditions manifested by different faults and the data information corresponding to different faults, thereby improving students' ability to analyze faults and solve fault debugging.

[0046] In addition, the control unit 15 also includes a safety relay 155, which is arranged on the frame 112 and connected to the power supply assembly 18. When a short circuit occurs in the wiring harness, the safety relay 155 can disconnect the power supply of the power supply assembly 18 to various components of the vehicle 10, thereby improving the safety of the vehicle 10.

[0047] Combination Figure 2 As shown, in one embodiment of the present invention, a control circuit and a bus analyzer 24 are provided on the control panel 22, the host 23 is communicatively connected to the control circuit via the bus analyzer 24, and the control unit 15 is communicatively connected to the control circuit.

[0048] In this embodiment, the control circuit includes a circuit diagram of the control-by-wire chassis system, a topological diagram of the control-by-wire chassis system, and a functional diagram of the fuse relay 155 box. The control circuit is externally arranged on the outside of the vehicle 10 to facilitate user debugging. At the same time, users can change and draw different control circuit diagrams according to different needs, thereby improving the openness of the control panel 22 for better teaching and training. The control panel 22 is equipped with detection terminals, which can measure the voltage, waveform and other signals of each system pin terminal in real time. The control panel 22 converts the motion data transmitted by the control unit 15 into electrical signals, and converts them into visual information through the bus analyzer 24, and displays them on the display interface of the host 23, so that users can observe the motion data of the vehicle 10 more intuitively. Furthermore, the built-in diagnostic and test software of the host 23 can diagnose and function test the drive mechanism 12, the brake mechanism 14, the steering mechanism 13, and the lighting mechanism 16, which is convenient for debugging and testing the control-by-wire chassis.

[0049] Please continue to refer to Figure 2 As shown, in one embodiment of the present invention, the training platform 20 further includes a remote control mechanism, which is wirelessly connected to the control unit 15 and controls the movement of the travel mechanism through the control unit 15. By setting up the remote control mechanism, the user can operate the remote control mechanism on the operating platform 21 to realize the operation control of the chassis of the whole vehicle 10, and can observe the movement data of the whole vehicle 10 displayed on the operating interface of the host 23 during the operation, thereby improving the convenience of the user's operation control and debugging of the chassis of the whole vehicle 10.

[0050] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A wire-controlled chassis training device, characterized in that: include: A complete vehicle, the complete vehicle comprising a traveling mechanism, a driving mechanism, a steering mechanism, a braking mechanism and a control unit, the driving mechanism, the steering mechanism and the braking mechanism are all drivingly connected to the traveling mechanism, the control unit is arranged on the traveling mechanism and is communicatively connected to the driving mechanism, the steering mechanism and the braking mechanism; and A training platform, the training platform comprising an operating platform, a control panel and a host, the control panel being mounted on the operating platform and being communicatively connected with the host and the control unit; The host sends motion instructions to the control unit through the control panel, so that the control unit controls the driving mechanism, steering mechanism and braking mechanism to drive the travel mechanism to move, and the control unit transmits the motion data of the travel mechanism back to the host through the control panel.

2. The wire-controlled chassis training device according to claim 1, characterized in that: The traveling mechanism comprises a frame, wheels and a suspension, wherein the wheels are mounted on the frame via the suspension, and the driving mechanism, the steering mechanism and the braking mechanism are all detachably mounted on the frame and are drivingly connected to the wheels.

3. The wire-controlled chassis training device according to claim 2, characterized in that: The wire-controlled chassis training device also includes a lighting mechanism, which is installed on the vehicle frame and is communicatively connected with the control unit.

4. The wire-controlled chassis training device according to claim 2, characterized in that: The wire-controlled chassis training device also includes a power supply component, which is installed on the vehicle frame and is used to provide working power for the driving mechanism, the steering mechanism, the braking mechanism and the control unit.

5. The wire-controlled chassis training device according to claim 4, characterized in that: The wire-controlled chassis training device also includes multiple lifts, which are all electrically connected to the power supply assembly. One end of the lift is connected to the frame, and the other end is telescopically abutted against the ground to allow the traveling mechanism to leave the ground.

6. The wire-controlled chassis training device according to any one of claims 1 to 5, characterized in that: The control unit includes a vehicle controller, a steering controller and a brake controller. The vehicle controller is communicatively connected to the control panel and is used to control the operation of various components of the vehicle. The steering controller is communicatively connected to the steering mechanism, and the brake controller is communicatively connected to the brake mechanism.

7. The wire-controlled chassis training device according to claim 6, characterized in that: The vehicle controller and the control panel are both provided with a wiring harness connector, and the vehicle controller and the control panel are connected to the wiring harness connector via a cable so that the vehicle controller and the control panel are communicatively connected.

8. The wire-controlled chassis training device according to claim 6, characterized in that: The control unit also includes a fault setting board, which is communicatively connected to the vehicle controller and is used to set faults for the drive mechanism, the steering mechanism and the brake mechanism.

9. The wire-controlled chassis training device according to any one of claims 1 to 5, characterized in that: The control panel is provided with a control circuit and a bus analyzer, the host is connected to the control circuit through the bus analyzer, and the control unit is connected to the control circuit.

10. The wire-controlled chassis training device according to any one of claims 1 to 5, characterized in that: The training platform also includes a remote control mechanism, which is wirelessly connected to the control unit and controls the movement of the travel mechanism through the control unit.

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