A vehicle chassis training teaching aid equipped with a lifting desk

Abstract

The present invention provides a car chassis training teaching aid equipped with a lifting desk, comprising a display stand, a chassis component and a desk component, the number of desk components is several, the desk component is fixed on the display stand and surrounds the base component, the desk component comprises a push rod, a support, a desktop, a lifting controller, and a switch module, the push rod is fixed on the display stand, the support is fixed on the telescopic rod of the push rod, the desktop is fixed on the support, the lifting controller is fixed on the second frame, the lifting controller is electrically connected to the switch module and the push rod through connecting lines, and the number of switch modules is the same as the number of push rods. The car chassis training teaching aid is equipped with a desk for students to write, so that students can take notes while watching the car chassis training teaching aid and listening to the teacher's lectures, which is conducive to students' learning, because the desktop has a lifting function, which prevents the desk component from blocking the chassis component.

Description

Technical Field

[0001] The present application relates to the field of vehicle teaching equipment, and specifically to a vehicle chassis training teaching aid equipped with a lifting desk. Background Art

[0002] With the development of my country's economy and the improvement of people's living standards, cars have become a common means of transportation in people's lives. The increase in the number of cars has promoted the development of the auto repair industry. In order to meet the needs of people in the auto repair industry, the country has opened auto repair related majors in many higher vocational colleges. Since the components of an automobile are numerous and the principles are complex, in order to facilitate the development of teaching work, higher vocational colleges will configure a series of corresponding automobile teaching and training aids to cooperate with the development of teaching work.

[0003] The automobile chassis is an important part of the automobile, which is mainly used to transmit the power from the engine, make the car move and stop, and support the various components of the vehicle to ensure that the car runs normally according to the driver's control. Therefore, the automobile chassis training aid is a must-have training aid for higher vocational colleges.

[0004] The automobile chassis training aids are usually placed in the training workshop. During the training class, the teacher leads the students to the training workshop and takes classes around the automobile chassis training aids. However, since the training workshop is not equipped with desks for students to write, it is inconvenient for students to take notes while watching the automobile chassis training aids and listening to the teacher's lectures, which is not conducive to students' learning. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the present invention provides an automobile chassis training teaching aid equipped with a liftable desk, which solves the technical problem that the automobile chassis training teaching aid is not equipped with a desk for students to write, making it inconvenient for students to take notes while watching the automobile chassis training teaching aid and listening to the teacher's lectures, which is not conducive to students' learning.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0009] A vehicle chassis training teaching aid equipped with a lifting desk, comprising a display stand, a chassis component and a desk component.

[0010] The chassis assembly is fixed on the display stand, and includes a driving system, a steering system, and a battery system, wherein the driving system includes a front suspension and a rear suspension, and the front suspension and the rear suspension are respectively fixed to the front and rear ends of the display stand through columns, and the two ends of the front suspension are respectively connected to the front steering knuckle, and the front steering knuckle is connected to the front shock absorber, and the front steering knuckle is fixed in the front wheel hub, and the two ends of the rear suspension are respectively connected to the rear steering knuckle, and the rear steering knuckle is connected to the rear shock absorber, and the rear steering knuckle is fixed in the rear wheel hub;

[0011] The steering system includes a steering column, a universal joint, a steering machine, a tie rod, and a support frame, wherein the tie rod is connected to the front steering knuckle, the tie rod is connected to the steering machine, the steering machine is fixed to the front suspension, the steering machine is connected to the steering column, a steering wheel is arranged on the steering column, the upper end of the support frame is connected to the universal joint, and the lower end of the support frame is connected to the display stand;

[0012] The battery system comprises a battery seat, a battery cover, and a charging interface. The battery seat is placed on the display stand and is located between the front suspension and the rear suspension bracket. A power battery, a battery manager, an on-board charger, and a high-voltage distribution box are placed on the battery seat. The high-voltage distribution box is electrically connected to the power battery, the battery manager, and the on-board charger through connecting wires. The battery cover is made of a transparent material, and the battery cover is wrapped around the power battery and the battery manager. The charging interface is fixed to the rear shock absorber through a charging fixing plate, and the charging interface is electrically connected to the on-board charger through a connecting wire.

[0013] The display stand comprises a display frame, a display board and a guard plate. The display frame is a frame structure formed by welding a plurality of profiles. The display frame is T-shaped and consists of a first frame and a second frame. The first frame is smaller than the second frame, and the second frame is located above the first frame. The display board comprises a side plate and a top plate. The side plates are fixed to the outside of the side surfaces of the first frame and the second frame. The top plate is flat and fixed above the top surface of the second frame. A push rod hole is provided on the top plate. A guard plate is pasted on the overlap between the side plate and the top plate. The guard plate is in an inverted L shape.

[0014] There are several desk components, which are fixed on the display stand and surround the base component. The desk components include a push rod, a support, a desktop, a lifting controller, and a switch module. The push rod is fixed on the display stand, the support is fixed on the telescopic rod of the push rod, the desktop is fixed on the support, and the lifting controller is fixed on the second frame. The lifting controller is electrically connected to the switch module and the push rod through connecting lines, and the number of the switch modules is the same as the number of the push rods.

[0015] Furthermore, tires are provided on both the front wheel hub and the rear wheel hub, the tire on the front wheel hub is separated from the top plate, and the tire on the rear wheel hub is in contact with the top plate.

[0016] Further, the charging interface includes a fast charging interface and a slow charging interface, the fast charging interface is fixed to the rear shock absorber located at the front side through a charging fixing plate, and the fast charging interface is electrically connected to the vehicle charger through a connecting line;

[0017] The slow charging interface is fixed to the rear shock absorber located at the rear side through a charging fixing plate, and the slow charging interface is electrically connected to the vehicle charger through a connecting line.

[0018] Furthermore, the charging fixed plate that fixes the fast charging interface is engraved with a text pattern of fast charging, and the charging fixed plate that fixes the slow charging interface is engraved with a text pattern of slow charging.

[0019] Furthermore, the first frame and the second frame have the same shape and are both rectangular parallelepipeds.

[0020] Furthermore, the support includes a support block and a plurality of legs, wherein the legs are radially distributed around the support block, an internal threaded hole is formed on the support block, and a mounting hole is formed on the legs.

[0021] Furthermore, a first switch hole and a second switch hole are formed on the side plate fixed to the first frame, and the first switch hole is located on the left side of the second switch hole.

[0022] Furthermore, the switch module includes a first switch and a second switch, the first switch is sleeved in the first switch hole and fixed on the first frame, and the second switch is sleeved in the second switch hole and fixed on the first frame.

[0023] Furthermore, a first switch indicator sticker and a second switch indicator sticker are pasted on the desktop, the first switch indicator sticker is written with the position, function, and pressing method of the first switch, and the second switch indicator sticker is written with the position, function, and pressing method of the second switch.

[0024] Furthermore, the desk assembly also includes a lifting battery, which is fixed on the first frame and is electrically connected to the lifting controller and the battery manager through connecting wires.

[0025] How the desk assembly works:

[0026] When the student wants to use the desk assembly to write, the student follows the instructions on the first switch sticker and presses the first switch with his left foot, the telescopic rod of the push rod rises, and the desktop also rises from the initial position. When the desktop rises to a height that best suits the student's writing height, the student retracts the left foot and the push rod stops rising; when the desktop rises to its highest value and the left foot is still pressing the first switch, the lifting controller will sound an alarm.

[0027] When the student is not using the desk component to write, the student follows the instructions on the second switch sticker and presses the second switch with his right foot, and the telescopic rod of the push rod drops down, and the desktop also drops. When the desktop returns to its initial position, the right foot is retracted and the push rod stops moving; when the desktop returns to its initial position and the left foot is still pressing the second switch, the lifting controller will sound an alarm.

[0028] (III) Beneficial effects

[0029] Compared with the prior art, it has the following beneficial effects:

[0030] The present invention provides a car chassis training teaching aid equipped with a lifting desk, wherein the chassis assembly is fixed on the display stand, and comprises a driving system, a steering system, and a vehicle body frame, wherein the driving system comprises a front suspension and a rear suspension, wherein the front suspension and the rear suspension are respectively fixed to the front and rear ends of the display stand through columns, wherein the two ends of the front suspension are respectively connected to the front steering knuckle, wherein the front steering knuckle is connected to the front shock absorber, wherein the front steering knuckle is fixed in the front wheel hub, wherein the two ends of the rear suspension are respectively connected to the rear steering knuckle, wherein the rear steering knuckle is connected to the rear shock absorber, wherein the rear ... rear steering knuckle is connected to the rear wheel hub, wherein the rear steering knuckle is connected to the rear wheel hub, wherein The rear wheel hub; the front and rear ends of the vehicle body frame are respectively connected to the front suspension and the rear suspension, and a seat is provided on the vehicle body frame; the steering system includes a steering column, a universal joint, a steering gear, a tie rod, and a support frame, the tie rod is connected to the front steering knuckle, the tie rod is connected to the steering gear, the steering gear is fixed to the front suspension, the steering gear is connected to the steering column, there is a steering wheel on the steering column, the steering wheel is in front of the seat, the upper end of the support frame is connected to the steering column, and the lower end of the support frame is connected to the display stand. The above structure, the chassis assembly intuitively displays the structure of components such as the front suspension, rear suspension, steering wheel, and seat, meeting the needs of practical teaching.

[0031] The present invention provides a car chassis training teaching aid equipped with a lifting desk, the display stand includes a display frame, a display board, and a guard plate, the display frame is a frame structure welded from a plurality of profiles, the display frame is T-shaped and consists of a first frame and a second frame, the first frame is smaller than the second frame, and the second frame is located above the first frame, the display board includes side panels and a top panel, the side panels are fixed to the outside of the sides of the first frame and the second frame, the top panel is flat and fixed above the top surface of the second frame, a push rod hole is opened on the top panel, and a guard plate is pasted at the overlap between the side panel and the top panel, and the guard plate is in an inverted L shape. The above structure is equipped with a special display stand to place the chassis assembly, which can better display the structure of the chassis assembly.

[0032] The present invention provides a vehicle chassis training teaching aid equipped with a lifting desk, wherein the number of the desk components is several, the desk components are fixed on the display stand and surround the base component, the desk components include a push rod, a support, a desktop, a lifting controller, and a switch module, the push rod is fixed on the display stand, the support is fixed on the telescopic rod of the push rod, the desktop is fixed on the support, the lifting controller is fixed on the second frame, the lifting controller is electrically connected to the switch module and the push rod through connecting wires, and the number of the switch modules is the same as the number of the push rods. With the above structure, the vehicle chassis training teaching aid is equipped with a desk for students to write, so that students can take notes while watching the vehicle chassis training teaching aid and listening to the teacher's lectures, which is convenient for students to learn, and because the desktop has a lifting function, the desk component is prevented from blocking the chassis component. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings.

[0034] Figure 1 It is a structural schematic diagram of the practical training teaching aid in Example 1;

[0035] Figure 2 for Figure 1 Middle A is a partial enlarged view;

[0036] Figure 3 It is a structural schematic diagram of the display board in Example 1;

[0037] Figure 4 It is a structural schematic diagram of the display stand in the first embodiment;

[0038] Figure 5 It is a structural schematic diagram of the desk assembly in Example 1;

[0039] Figure 6 The circuit diagram of the practical training teaching aid in the first embodiment;

[0040] Legend: 1-chassis assembly; 11-driving system; 111-front suspension; 112-rear suspension; 113-front shock absorber; 114-front wheel hub; 115-rear shock absorber; 116-rear wheel hub; 117-tire; 118-column; 12-steering system; 121-steering wheel; 122-steering column; 123-universal joint; 124-support frame; 13-battery system, 131-battery holder, 132-battery cover, 133-charging interface, 1331-fast charging interface port; 1332-slow charging port; 2-display stand; 21-display rack; 211-first frame; 212-second frame; 22-display board; 221-side panel; 2211-first switch hole; 2212-second switch hole; 223-top panel; 23-guard plate; 3-desk assembly; 31-push rod; 32-support; 321-support block; 322-leg; 33-desktop; 34-lifting controller; 35-switch module; 351-first switch; 352-second switch. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. In addition, for the convenience of description below, the referenced "upper", "lower", "left", and "right" are the same as the upper, lower, left, and right directions of the drawings themselves. The "first", "second", etc. below are distinguished for the description and have no other special meanings.

[0042] In view of the problems existing in the prior art, the present invention provides a vehicle chassis training teaching aid equipped with a lifting desk, the vehicle chassis training teaching aid comprises a display stand, a chassis assembly and a desk assembly, and is specifically described as follows:

[0043] 1-Chassis components

[0044] The chassis assembly is fixed on the display stand, and includes a driving system, a steering system, and a battery system, wherein the driving system includes a front suspension and a rear suspension, and the front suspension and the rear suspension are respectively fixed to the front and rear ends of the display stand through columns, and the two ends of the front suspension are respectively connected to the front steering knuckle, and the front steering knuckle is connected to the front shock absorber, and the front steering knuckle is fixed in the front wheel hub, and the two ends of the rear suspension are respectively connected to the rear steering knuckle, and the rear steering knuckle is connected to the rear shock absorber, and the rear steering knuckle is fixed in the rear wheel hub.

[0045] The steering system includes a steering column, a universal joint, a steering gear, a pull rod, and a support frame. The pull rod is connected to the front steering knuckle, the pull rod is connected to the steering gear, the steering gear is fixed to the front suspension, the steering gear is connected to the steering column, the steering column is provided with a steering wheel, the steering wheel is located in front of the seat, the upper end of the support frame is connected to the universal joint, and the lower end of the support frame is connected to the display stand.

[0046] In a specific application scenario, the chassis assembly is a chassis of an electric vehicle, and the chassis assembly also includes a transmission system and a brake system. The transmission system includes a motor, a transmission, and a transmission shaft, and the brake system includes a brake vacuum booster, a brake line, and front and rear brake drums. The transmission system and the brake system are well-known technologies in the art, and this application will not be repeated here one by one.

[0047] Furthermore, tires are provided on both the front wheel hub and the rear wheel hub, the tire on the front wheel hub is separated from the top plate, and the tire on the rear wheel hub is in contact with the top plate.

[0048] In a specific application scenario, the lower end of the column is connected to the display rack, and a corresponding column hole is opened on the top plate.

[0049] In a specific application scenario, the lower end of the support frame is connected to the display frame, and corresponding support holes are opened on the top plate.

[0050] The battery system includes a battery seat, a battery cover, and a charging interface. The battery seat is placed on the display stand and is located between the front suspension and the rear suspension bracket. The battery seat is provided with a power battery, a battery manager, an on-board charger, and a high-voltage distribution box. The high-voltage distribution box is electrically connected to the power battery, the battery manager, and the on-board charger through connecting wires. The battery cover is made of a transparent material and is wrapped around the power battery and the battery manager.

[0051] The charging interface is fixed on the rear shock absorber through a charging fixing plate, and the charging interface is electrically connected to the vehicle charger through a connecting line.

[0052] Further, the charging interface includes a fast charging interface and a slow charging interface, the fast charging interface is fixed to the rear shock absorber located at the front side through a charging fixing plate, and the fast charging interface is electrically connected to the vehicle charger through a connecting line;

[0053] The slow charging interface is fixed to the rear shock absorber located at the rear side through a charging fixing plate, and the slow charging interface is electrically connected to the vehicle charger through a connecting line.

[0054] Furthermore, the charging fixed plate that fixes the fast charging interface is engraved with a text pattern of fast charging, and the charging fixed plate that fixes the slow charging interface is engraved with a text pattern of slow charging.

[0055] 2-Display stand

[0056] The display stand includes a display frame, a display board, and a guard plate. The display frame is a frame structure formed by welding a plurality of profiles. The display frame is T-shaped and consists of a first frame and a second frame. The first frame is smaller than the second frame, and the second frame is located above the first frame. The display board includes side panels and a top panel. The side panels are fixed to the outer sides of the first frame and the second frame. The top panel is flat and fixed above the top surface of the second frame. A push rod hole is opened on the top panel. A guard plate is pasted on the overlap between the side panel and the top panel. The guard plate is in an inverted L shape.

[0057] Furthermore, the first frame and the second frame have the same shape and are both rectangular parallelepipeds.

[0058] Furthermore, a first switch hole and a second switch hole are formed on the side plate fixed to the first frame, and the first switch hole is located on the left side of the second switch hole.

[0059] In a specific application scenario, the profile is an alloy seamless square tube, and the thickness of the alloy seamless square tube is not less than 2.8 mm.

[0060] In a specific application scenario, the side panels and the top panel are both acrylic panels, and their thickness is not less than 15 mm.

[0061] In a specific application scenario, the guard plate is made of a stainless steel plate through shearing and bending.

[0062] 3- Desk components

[0063] There are several desk components, which are fixed on the display stand and surround the base component. The desk components include a push rod, a support, a desktop, a lifting controller, and a switch module. The push rod is fixed on the display stand, the support is fixed on the telescopic rod of the push rod, the desktop is fixed on the support, and the lifting controller is fixed on the second frame. The lifting controller is electrically connected to the switch module and the push rod through connecting lines, and the number of the switch modules is the same as the number of the push rods.

[0064] Furthermore, the support includes a support block and a plurality of legs, wherein the legs are radially distributed around the support block, an internal threaded hole is formed on the support block, and a mounting hole is formed on the legs.

[0065] In a specific application scenario, an external thread is provided at the top end of the telescopic rod, and the external thread of the telescopic rod is threadedly connected to the internal thread hole of the support block.

[0066] In a specific application scenario, the specific fixing method of the desktop and the support is that a self-tapping screw passes through the mounting hole and is screwed onto the back of the desktop.

[0067] In a specific application scenario, the central axis of the push rod coincides with the central axis of the push rod hole.

[0068] Furthermore, the switch module includes a first switch and a second switch, the first switch is sleeved in the first switch hole and fixed on the first frame, and the second switch is sleeved in the second switch hole and fixed on the first frame.

[0069] Furthermore, a first switch indicator sticker and a second switch indicator sticker are pasted on the desktop, the first switch indicator sticker is written with the position, function, and pressing method of the first switch, and the second switch indicator sticker is written with the position, function, and pressing method of the second switch.

[0070] In a specific application scenario, the first switch is used to control the rise of the push rod, and the second switch is used to control the descent of the push rod.

[0071] Furthermore, the desk assembly also includes a lifting battery, which is fixed on the first frame and is electrically connected to the lifting controller and the battery manager through connecting wires.

[0072] How the desk assembly works:

[0073] When the student wants to use the desk assembly to write, the student follows the instructions on the first switch sticker and presses the first switch with his left foot, the telescopic rod of the push rod rises, and the desktop also rises from the initial position. When the desktop rises to a height that best suits the student's writing height, the student retracts the left foot and the push rod stops rising; when the desktop rises to its highest value and the left foot is still pressing the first switch, the lifting controller will sound an alarm.

[0074] When the student is not using the desk component to write, the student follows the instructions on the second switch sticker and presses the second switch with his right foot, and the telescopic rod of the push rod drops down, and the desktop also drops. When the desktop returns to its initial position, the right foot is retracted and the push rod stops moving; when the desktop returns to its initial position and the left foot is still pressing the second switch, the lifting controller will sound an alarm.

[0075] Embodiment 1:

[0076] Based on the above concept, Figure 1-6 As shown, the present invention provides a vehicle chassis training teaching aid equipped with a lifting desk in a specific application scenario, including a display stand 2, a chassis component 1 and a desk component 3.

[0077] like Figure 1 As shown, the chassis assembly 1 is fixed on the display stand 2, and includes a driving system 11, a steering system 12, and a battery system 13, wherein the driving system 11 includes a front suspension 111 and a rear suspension 112, wherein the front suspension 111 and the rear suspension 112 are respectively fixed to the front and rear ends of the display stand 2 through columns 118, wherein the two ends of the front suspension 111 are respectively connected to the front steering knuckle, wherein the front steering knuckle is connected to the front shock absorber 113, wherein the front steering knuckle is fixed in the front wheel hub 114, wherein the two ends of the rear suspension 112 are respectively connected to the rear steering knuckle, wherein the rear steering knuckle is connected to the rear shock absorber 115, wherein the rear steering knuckle is fixed in the rear wheel hub 115;

[0078] like Figure 2 As shown, the steering system 12 includes a steering column 122, a universal joint 123, a steering machine, a tie rod, and a support frame 124. The tie rod is connected to the front steering knuckle, the tie rod is connected to the steering machine, the steering machine is fixed to the front suspension 111, the steering machine is connected to the steering column 122, a steering wheel 121 is arranged on the steering column 122, the upper end of the support frame 124 is connected to the universal joint 123, and the lower end of the support frame 124 is connected to the display stand 2;

[0079] like Figure 1 As shown, the battery system 13 includes a battery holder 131, a battery cover 132, and a charging interface 133. The battery holder 131 is placed on the display stand 2 and is located between the front suspension 111 and the rear suspension 112 brackets. The battery holder 131 is provided with a power battery, a battery manager, an on-board charger, and a high-voltage distribution box. Figure 6 As shown, the high-voltage distribution box is electrically connected to the power battery, the battery manager, and the on-board charger through connecting wires, and the battery cover 132 is made of a transparent material. The battery cover 132 is wrapped around the power battery and the battery manager. Figure 1 As shown, the charging interface 133 is fixed to the rear shock absorber 115 through a charging fixing plate, and the charging interface 133 is electrically connected to the vehicle charger through a connecting line;

[0080] like Figure 1 As shown, the display stand 2 includes a display frame 21, a display board 22, and a protective plate 23. Figure 4 As shown, the display frame 21 is a frame structure formed by welding a plurality of profiles. The display frame 21 is T-shaped and consists of a first frame 211 and a second frame 212. The first frame 211 is smaller than the second frame 212, and the second frame 212 is located above the first frame 211. Figure 3 As shown, the display board 22 includes a side panel 221 and a top panel 223. The side panel 221 is fixed to the outer side of the first frame 211 and the second frame 212. The top panel 223 is flat and fixed above the top surface of the second frame 212. A push rod 31 hole is opened on the top panel 223. A guard plate 23 is pasted at the overlap between the side panel 221 and the top panel 223. The guard plate 23 is in an inverted L shape.

[0081] like Figure 5 As shown, the desk assembly 3 is a plurality of desk assemblies 3, which are fixed on the display stand 2 and surround the base assembly. The desk assembly 3 includes a push rod 31, a support 32, a desktop 33, a lifting controller 34, and a switch module 35. The push rod 31 is fixed on the display stand 21, the support 32 is fixed on the telescopic rod of the push rod 31, and the desktop 33 is fixed on the support 32. Figure 6 As shown, the lifting controller 34 is fixed on the second frame 212 , and the lifting controller 34 is electrically connected to the switch modules 35 and the push rods 31 through connecting wires. The number of the switch modules 35 is the same as the number of the push rods 31 .

[0082] Further, if Figure 1 As shown, tires 117 are provided on both the front wheel hub 114 and the rear wheel hub 115 . The tire 117 on the front wheel hub 114 is separated from the top plate 223 , while the tire 117 on the rear wheel hub 115 is in contact with the top plate 223 .

[0083] Further, if Figure 1 As shown, the charging interface 133 includes a fast charging interface 1331 and a slow charging interface 1332, the fast charging interface 1331 is fixed to the rear shock absorber 115 located at the front side through a charging fixing plate, and the fast charging interface 1331 is electrically connected to the vehicle charger through a connecting line;

[0084] The slow charging interface 1332 is fixed to the rear shock absorber 115 at the rear side through a charging fixing plate, and the slow charging interface 1332 is electrically connected to the vehicle charger through a connecting line.

[0085] Furthermore, the charging fixing plate that fixes the fast charging interface 1331 is engraved with a text pattern of fast charging, and the charging fixing plate that fixes the slow charging interface 1332 is engraved with a text pattern of slow charging.

[0086] Furthermore, the first frame 211 and the second frame 212 have the same shape, and are both cuboids.

[0087] Furthermore, the support 32 includes a support block 321 and a plurality of legs 322 . The legs 322 are radially distributed around the support block 321 . An internal threaded hole is formed on the support block 321 , and a mounting hole is formed on the legs 322 .

[0088] Further, if Figure 3 As shown, the side plate 221 fixed on the first frame 211 is provided with a first switch hole 2211 and a second switch hole 2212 , and the first switch hole 2211 is located on the left side of the second switch hole 2212 .

[0089] Further, if Figure 1 As shown, the switch module 35 includes a first switch 351 and a second switch 352 . The first switch 351 is sleeved in the first switch hole 2211 and fixed on the first frame 211 , and the second switch 352 is sleeved in the second switch hole 2212 and fixed on the first frame 211 .

[0090] Furthermore, a first switch 351 indicator sticker and a second switch 352 indicator sticker are pasted on the desktop 33, and the first switch 351 indicator sticker has the position, function, and pressing method of the first switch 351 written on it, and the second switch 352 indicator sticker has the position, function, and pressing method of the second switch 352 written on it.

[0091] Further, if Figure 6 As shown, the desk assembly 3 also includes a lifting battery, which is fixed on the first frame 211 and is electrically connected to the lifting controller 34 and the battery manager through connecting wires.

[0092] Those skilled in the art will appreciate that the accompanying drawings are merely schematic diagrams of a preferred implementation scenario, and the modules or processes in the accompanying drawings are not necessarily required for implementing the present invention.

[0093] Those skilled in the art will appreciate that the modules in the device in the implementation scenario can be distributed in the device in the implementation scenario according to the implementation scenario description, or can be changed accordingly and located in one or more devices different from the implementation scenario. The modules in the above implementation scenario can be combined into one module, or can be further split into multiple sub-modules.

[0094] The above disclosure is only a specific implementation scenario of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A vehicle chassis training teaching aid equipped with a lifting desk, comprising a display stand (2), a chassis component (1) and a desk component (3), characterized in that , The chassis assembly (1) is fixed on the display stand (2), and comprises a driving system (11), a steering system (12), and a battery system (13), wherein the driving system (11) comprises a front suspension (111) and a rear suspension (112), wherein the front suspension (111) and the rear suspension (112) are respectively fixed to the front and rear ends of the display stand (2) via columns (118), wherein the two ends of the front suspension (111) are respectively connected to a front steering knuckle, wherein the front steering knuckle is connected to a front shock absorber (113), wherein the front steering knuckle is fixed in a front wheel hub (114), wherein the two ends of the rear suspension (112) are respectively connected to a rear steering knuckle, wherein the rear steering knuckle is connected to a rear shock absorber (115), wherein the rear steering knuckle is fixed in a rear wheel hub (116); The steering system (12) comprises a steering column (122), a universal joint (123), a steering gear, a tie rod, and a support frame (124); the tie rod is connected to the front steering knuckle, the tie rod is connected to the steering gear, the steering gear is fixed to the front suspension (111), the steering gear is connected to the steering column (122), a steering wheel (121) is provided on the steering column (122), the upper end of the support frame (124) is connected to the universal joint (123), and the lower end of the support frame (124) is connected to the display stand (2); The battery system (13) comprises a battery seat (131), a battery cover (132), and a charging interface (133); the battery seat (131) is placed on the display stand (2) and between the front suspension (111) and the rear suspension (112) brackets; a power battery, a battery manager, an on-board charger, and a high-voltage distribution box are placed on the battery seat (131); the high-voltage distribution box is electrically connected to the power battery, the battery manager, and the on-board charger respectively via connecting wires; the battery cover (132) is made of a transparent material; the battery cover (132) covers the power battery and the battery manager; the charging interface (133) is fixed to the rear shock absorber (115) via a charging fixing plate; and the charging interface (133) is electrically connected to the on-board charger via a connecting wire; The display stand (2) comprises a display frame (21), a display board (22), and a guard plate (23); the display frame (21) is a frame structure formed by welding a plurality of profiles; the display frame (21) is T-shaped and is composed of a first frame (211) and a second frame (212); the first frame (211) is smaller than the second frame (212), and the second frame (212) is located above the first frame (211); the display board (22) comprises a side plate (221) and a top plate (223); the side plate (221) is fixed to the outside of the side surfaces of the first frame (211) and the second frame (212); the top plate (223) is flat and fixed above the top surface of the second frame (212); a push rod (31) hole is provided on the top plate (223); the guard plate (23) is pasted to the overlap between the side plate (221) and the top plate (223); the guard plate (23) is in an inverted L shape; The desk components (3) are in a plurality of pieces. The desk components (3) are fixed on the display stand (2) and surround the chassis component (1). The desk components (3) include a push rod (31), a support (32), a desktop (33), a lifting controller (34), and a switch module (35). The push rod (31) is fixed on the display stand (21), the support (32) is fixed on the telescopic rod of the push rod (31), the desktop (33) is fixed on the support (32), and the lifting controller (34) is fixed on the second frame (212). The lifting controller (34) is electrically connected to the switch module (35) and the push rod (31) through connecting wires. The number of the switch modules (35) is the same as the number of the push rods (31). Wherein, the first frame (211) and the second frame (212) have the same shape and are both rectangular parallelepiped; The support (32) comprises a support block (321) and a plurality of support legs (322); the support legs (322) are radially distributed around the support block (321); an internal threaded hole is provided on the support block (321); and a mounting hole is provided on the support legs (322).

2. The automobile chassis training teaching aid with a lifting desk as claimed in claim 1, characterized in that The front wheel hub (114) and the rear wheel hub (116) are both provided with a tire (117); the tire (117) on the front wheel hub (114) is separated from the top plate (223), and the tire (117) on the rear wheel hub (116) is in contact with the top plate (223).

3. The automobile chassis training teaching aid with a lifting desk as claimed in claim 1, characterized in that The charging interface (133) comprises a fast charging interface (1331) and a slow charging interface (1332), the fast charging interface (1331) is fixed to the rear shock absorber (115) located at the front side via a charging fixing plate, and the fast charging interface (1331) is electrically connected to the vehicle charger via a connecting line; The slow charging interface (1332) is fixed to the rear shock absorber (115) located at the rear side via a charging fixing plate, and the slow charging interface (1332) is electrically connected to the on-board charger via a connecting line.

4. The automobile chassis training teaching aid with a lifting desk as claimed in claim 3 is characterized in that The charging fixing plate that fixes the fast charging interface (1331) is engraved with a text pattern of fast charging, and the charging fixing plate that fixes the slow charging interface (1332) is engraved with a text pattern of slow charging.

5. The automobile chassis training teaching aid with a lifting desk as claimed in claim 1, characterized in that The side plate (221) fixed to the first frame (211) is provided with a first switch hole (2211) and a second switch hole (2212), and the first switch hole (2211) is located to the left of the second switch hole (2212).

6. The automobile chassis training teaching aid with a lifting desk as claimed in claim 5, characterized in that The switch module (35) comprises a first switch (351) and a second switch (352); the first switch (351) is sleeved in the first switch hole (2211) and fixed on the first frame (211); the second switch (352) is sleeved in the second switch hole (2212) and fixed on the first frame (211).

7. The automobile chassis training teaching aid with a lifting desk as claimed in claim 6, characterized in that A first switch (351) indicator sticker and a second switch (352) indicator sticker are attached to the desktop (33); the first switch (351) indicator sticker has the position, function, and pressing method of the first switch (351) written on it, and the second switch (352) indicator sticker has the position, function, and pressing method of the second switch (352) written on it.

8. The automobile chassis training teaching aid with a lifting desk as claimed in claim 1, characterized in that The desk component (3) further comprises a lifting battery, the lifting battery being fixed on the first frame (211), and the lifting battery being electrically connected to the lifting controller (34) and the battery manager via connecting wires.

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