Universal auxiliary instrument desk for testing drive-by-wire chassis

Abstract

The utility model discloses a universal auxiliary instrument desk for a test drive-by-wire chassis, which comprises an auxiliary instrument outer shell formed by connecting a left side shell and a right side cover plate of the auxiliary instrument desk through detachable bolts. A plurality of electric device switch mounting hole positions, a right side cover plate mounting hole position, a signal wire outlet hole, a first group of auxiliary instrument desk fixing hole positions and a second group of auxiliary instrument desk fixing hole positions are formed in the surface of the auxiliary instrument desk left side shell, and a buckle structure is arranged on the inner side of the right side cover plate; the clamping groove is matched with the clamping groove in the edge of the left shell of the auxiliary instrument desk to achieve quick disassembly. The universal mounting hole site is matched with a multi-platform chassis, so that cross-vehicle type quick disassembly and assembly are realized; an electronic switch assembly and a controller are integrated, and function expansion and flexible adjustment are supported; the quick-release cover plate facilitates maintenance of internal modules, and the maintenance time is shortened; and an expansion interface and a protection structure are reserved, so that the test stability and safety are enhanced.

Description

Technical Field

[0001] This utility model belongs to the field of automotive test drive chassis technology, specifically relating to a universal auxiliary instrument panel for test drive chassis. Background Technology

[0002] In the development of traditional automotive test drive chassis, the sub-instrument panel often relies on 3D printing or mold manufacturing, which has significant drawbacks: 3D printed parts have low strength and are fragile, failing to meet long-term testing requirements; mold manufacturing is costly and time-consuming, making it difficult to adapt to rapidly iterating testing requirements; different chassis platforms require customized sub-instrument panels, resulting in poor versatility, low disassembly and assembly efficiency, and an inability to flexibly adjust control functions. The difficulty in balancing cost, strength, versatility, and ease of maintenance severely restricts the efficiency and flexibility of functional verification for test chassis. Utility Model Content

[0003] The technical problem to be solved by this utility model is to overcome the existing defects and provide a universal auxiliary instrument panel for a test drive chassis, so as to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a universal auxiliary instrument panel for a test drive chassis, comprising an auxiliary instrument panel housing. The auxiliary instrument panel housing is composed of a left side shell and a right side cover plate connected by detachable bolts. The surface of the left side shell of the auxiliary instrument panel is provided with multiple mounting holes for electrical components and switches, mounting holes for the right side cover plate, signal line outlet holes, a first set of auxiliary instrument panel fixing holes, and a second set of auxiliary instrument panel fixing holes. The inner side of the right side cover plate is provided with a snap-fit ​​structure that matches the slot on the edge of the left side shell of the auxiliary instrument panel to achieve quick disassembly. The mounting holes for electrical components and switches are sequentially provided with a vehicle start button and an emergency stop button. The system includes an electronic gear shifter, electronic parking switch, four-wheel drive function switch, four-wheel steering function switch, and U-turn function switch, all of which are threadedly fixed to the mounting holes of the electrical components via bottom flanges, and their signal lines are connected to the signal line outlet holes via wiring harnesses. Inside the left side housing of the sub-dashboard, the vehicle controller, inertial sensor, and EPB controller are sequentially arranged. An EPB controller mounting bracket is provided at the lower end of the EPB controller, and the EPB controller is vertically mounted to the side wall of the housing via the EPB controller mounting bracket. The vehicle controller and inertial sensor are fixed to the internal platform of the housing, and the three are interconnected via plug-in cables.

[0005] Preferably, the secondary instrument panel is connected to the reserved mounting seats of the passenger seat and driver seat by bolts passing through the first set of secondary instrument panel mounting holes and the second set of secondary instrument panel mounting holes on both sides, so as to achieve the suspension and fixation of the secondary instrument panel between the seats.

[0006] Preferably, the electronic gear shifter is located in the middle of the upper part of the sub-dashboard, and a flange to prevent accidental touch is provided below it; the emergency stop button is a red mushroom-shaped switch, located on the right side of the gear shifter and 5-8mm higher than other switches.

[0007] Preferably, the EPB controller mounting bracket is fixed to the inner wall of the left side housing of the sub-dashboard by four bolts. Its horizontal section is provided with a heat dissipation grille, and its vertical section is provided with a slot for the EPB controller. A wire harness through hole is reserved at the bottom of the slot.

[0008] Preferably, the signal line outlet hole is embedded with a rubber sheath, the hole is located at the bottom rear side of the left side of the sub-dashboard housing, and is connected to the vehicle wiring harness via a waterproof plug.

[0009] Preferably, the inertial sensor is fixed to the bottom platform of the left side housing of the sub-instrument panel by a shock-absorbing pad, and the axis of the inertial sensor coincides with the longitudinal center line of the chassis.

[0010] Compared with the prior art, this utility model provides a universal auxiliary instrument panel for a test drive control chassis, which has the following advantages:

[0011] This invention overcomes the shortcomings of traditional technologies through modular and standardized mounting holes and a quick-release structure: it utilizes high-strength sheet metal and a detachable outer shell to improve structural strength and reduce costs; universal mounting holes adapt to multiple platform chassis, enabling rapid installation and removal across vehicle models; integrated electronic switch components and controllers support functional expansion and flexible adjustments; a quick-release cover facilitates internal module inspection and shortens maintenance time; and reserved expansion interfaces and protective structures enhance test stability and safety. This achieves low-cost, high-efficiency, and high-reliability functional verification of drive-by-wire chassis, meeting rapid development needs. Attached Figure Description

[0012] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0013] Figure 1 This is a structural diagram of the shell proposed in this utility model;

[0014] Figure 2 This is a top view of the housing proposed in this utility model;

[0015] Figure 3 This is a diagram of the installation structure proposed in this utility model;

[0016] Figure 4 Assembly position diagram for the auxiliary instrument panel;

[0017] In the diagram: 1. Left side housing of the secondary instrument panel; 2. Mounting holes for electrical components and switches; 3. Mounting holes for the right side cover; 4. Right side cover; 5. Signal cable outlet hole; 6. First set of mounting holes for the secondary instrument panel; 7. Second set of mounting holes for the secondary instrument panel; 8. Vehicle start button; 9. Emergency stop button; 10. Electronic gear shifter; 11. Electronic parking switch; 12. Four-wheel drive function switch; 13. Four-wheel steering function switch; 14. U-turn function switch; 15. Vehicle controller; 16. Inertial sensor; 17. EPB controller mounting bracket; 18. EPB controller; 19. Passenger seat; 20. Driver's seat; 21. Secondary instrument panel. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Please see Figures 1-4 This utility model provides a technical solution: a universal auxiliary instrument panel for a test drive chassis, including an auxiliary instrument panel housing. The auxiliary instrument panel housing is composed of a left side housing 1 and a right side cover plate 4 connected by detachable bolts. The surface of the left side housing 1 of the auxiliary instrument panel is provided with multiple electrical component switch mounting holes 2, right side cover plate mounting holes 3, signal line outlet holes 5, and a first set of auxiliary instrument panel fixing holes 6 and a second set of auxiliary instrument panel fixing holes 7. The inner side of the right side cover plate 4 is provided with a snap-fit ​​structure that matches the snap-fit ​​groove on the edge of the left side housing 1 of the auxiliary instrument panel to achieve quick disassembly. The electrical component switch mounting holes 2 are sequentially provided with a vehicle start button 8, an emergency stop button 9, an electronic shifter 10, and an electronic parking brake. The vehicle switch 11, four-wheel drive function switch 12, four-wheel steering function switch 13, and stationary turn function switch 14 are all threadedly fixed to the electrical component switch mounting holes 2 via the bottom flange, and their signal lines are connected to the signal line outlet holes 5 via wire harnesses; the vehicle controller 15, inertial sensor 16, and EPB controller 18 are sequentially arranged inside the left side housing 1 of the sub-dashboard. The EPB controller 18 is provided with an EPB controller mounting bracket 17 at its lower end. The EPB controller 18 is vertically mounted on the side wall of the housing via the EPB controller mounting bracket 17. The vehicle controller 15 and inertial sensor 16 are fixed to the internal platform of the housing, and the three are interconnected via plug-in cables.

[0020] In this utility model, preferably, the auxiliary instrument panel 21 is connected to the reserved mounting seats of the passenger seat 19 and driver seat 20 by bolts passing through the first set of auxiliary instrument panel fixing holes 6 and the second set of auxiliary instrument panel fixing holes 7 on both sides, thereby achieving the suspended fixation of the auxiliary instrument panel 21 between the seats. The electronic shifter 10 is located in the upper middle part of the auxiliary instrument panel 21, and an anti-accidental contact flange is provided below it; the emergency stop button 9 is a red mushroom-shaped switch, located to the right of the shifter 10 and 5-8mm higher than other switches, and the EPB controller is installed... The mounting bracket 17 is fixed to the inner wall of the left side housing 1 of the sub-instrument panel by four bolts. Its horizontal section is provided with a heat dissipation grille, and its vertical section is provided with a slot for the EPB controller 18. The bottom of the slot is reserved with a wiring harness through hole. The signal line outlet hole 5 is embedded with a rubber sleeve. The hole is located at the bottom rear side of the left side housing 1 of the sub-instrument panel and is connected to the vehicle wiring harness through a waterproof plug. The inertial sensor 16 is fixed to the bottom platform of the left side housing 1 of the sub-instrument panel by a shock-absorbing pad, and the axis of the inertial sensor 16 coincides with the longitudinal center line of the chassis.

[0021] The working principle and usage process of this utility model are as follows: During use, the auxiliary instrument panel 21 is installed between the passenger seat 19 and the driver's seat 20, and fixed to the seat mounting base by bolts passing through the first set of auxiliary instrument panel fixing holes 6 and the second set of auxiliary instrument panel fixing holes 7; the vehicle start button 8, emergency stop button 9, electronic shifter 10, electronic parking switch 11, four-wheel drive function switch 12, four-wheel steering function switch 13, and U-turn function switch 14 are embedded in the electrical component switch mounting holes 2 and threaded in place; the electronic switch signal lines are connected to the vehicle wiring harness through the signal line outlet hole 5; the right side cover plate 4 is installed to the right side cover plate mounting holes. Position 3 is locked to the left side housing 1 of the sub-instrument panel via a snap-fit ​​structure; the system is activated by starting the vehicle with the start button 8, the electronic gear shifter 10 is operated to switch gears, and emergency braking is performed using the emergency stop button 9; the functional responses of the four-wheel drive function switch 12, the four-wheel steering function switch 13, and the U-turn function switch 14 are tested; the right side cover 4 is removed to inspect the internal vehicle controller 15, inertial sensor 16, and EPB controller 18; the EPB controller mounting bracket 17 is adjusted to ensure the EPB controller 18 is stable, and the axis of the inertial sensor 16 is checked to coincide with the longitudinal centerline of the chassis; after the test is completed, the sub-instrument panel 21 is disassembled for cross-platform reuse.

[0022] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A test drive-by-wire chassis universal secondary instrument panel comprising a secondary instrument housing, characterized in that, The auxiliary instrument housing is composed of an auxiliary instrument table left side shell (1) and a right side cover plate (4) through detachable bolt connection, the surface of the auxiliary instrument table left side shell (1) is provided with a plurality of electric appliance switch mounting hole positions (2), a right side cover plate mounting hole position (3), a signal line outlet hole (5), a first group of auxiliary instrument table fixing hole positions (6) and a second group of auxiliary instrument table fixing hole positions (7), the inner side of the right side cover plate (4) is provided with a buckle structure matched with the clamping groove of the edge of the auxiliary instrument table left side shell (1) to realize quick disassembly; the electric appliance switch mounting hole positions (2) are sequentially provided with a whole vehicle starting button (8), an emergency stop button (9), an electronic gear shifter (10), an electronic parking switch (11), a four-wheel drive function switch (12), a four-wheel steering function switch (13) and a spot turn function switch (14), and are all fixed through the bottom flange and the electric appliance switch mounting hole positions (2) in a threaded manner, and the signal lines are connected to the signal line outlet hole (5) through a wire harness; the inside of the auxiliary instrument table left side shell (1) is sequentially provided with a whole vehicle controller (15), an inertial sensor (16) and an EPB controller (18), the lower end of the EPB controller (18) is provided with an EPB controller mounting bracket (17), wherein the EPB controller (18) is vertically installed on the side wall of the shell through the EPB controller mounting bracket (17), and the whole vehicle controller (15) and the inertial sensor (16) are fixed on the inside platform of the shell, and the three are interconnected through plug-in cables.

2. A test drive-by-wire chassis universal secondary instrument panel according to claim 1, characterized in that: The auxiliary instrument table (21) is connected with the reserved mounting seat of the co-pilot seat (19) and the main driver seat (20) through bolts penetrating through the first group of auxiliary instrument table fixing hole positions (6) and the second group of auxiliary instrument table fixing hole positions (7) on both sides, so as to realize the suspended fixing of the auxiliary instrument table (21) between the seats.

3. A test drive-by-wire chassis universal secondary instrument panel according to claim 1, characterized in that: The electronic gear shifter (10) is located at the middle part of the upper end of the auxiliary instrument table (21), and a mistaken touch prevention flange is arranged below the electronic gear shifter (10); the emergency stop button (9) is a red mushroom head switch, which is located to the right of the gear shifter (10) and is 5-8 mm higher than other switches.

4. A test drive-by-wire chassis universal secondary instrument panel according to claim 1, characterized in that: The EPB controller mounting bracket (17) is fixed to the inner wall of the auxiliary instrument table left side shell (1) through four bolts, the horizontal section of the EPB controller mounting bracket (17) is provided with a heat dissipation grid, the vertical section is provided with a clamping groove of the EPB controller (18), and a wire harness through hole is reserved at the bottom of the clamping groove.

5. A test drive-by-wire chassis universal secondary instrument panel according to claim 1, characterized in that: The signal line outlet hole (5) is embedded with a rubber sheath, the hole positions are distributed at the bottom of the rear side of the auxiliary instrument table left side shell (1), and the whole vehicle wire harness is connected through a waterproof plug.

6. A test drive-by-wire chassis universal secondary instrument panel according to claim 1, characterized in that: The inertial sensor (16) is fixed to the bottom platform of the auxiliary instrument table left side shell (1) through a shock absorbing gasket, and the axis of the inertial sensor (16) coincides with the longitudinal center line of the chassis.

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