Auxiliary driving device for vehicle

Abstract

The utility model belongs to the technical field of vehicle tests, and particularly relates to vehicle auxiliary driving equipment. The vehicle auxiliary driving equipment comprises a supporting mechanism, an adjusting mechanism, a driving mechanism and an executing mechanism connected with a brake pedal or / and an accelerator pedal of a vehicle. The supporting mechanism comprises a base and a height adjusting piece installed on the base. The adjusting mechanism is mounted on the base and connected with the driving mechanism; the driving mechanism is connected with the executing mechanism; the adjusting mechanism is used for adjusting the angle of the executing mechanism connected with the brake pedal or the accelerator pedal through the driving mechanism. According to the vehicle auxiliary driving equipment, the height of the executing mechanism can be adjusted through the supporting mechanism, and the angle of the executing mechanism can be adjusted through the adjusting mechanism, so that the vehicle auxiliary driving equipment can be connected with chassis dynamometers of different specifications, and the adaptation rate and the universality of the vehicle auxiliary driving equipment are improved. In addition, the vehicle auxiliary driving equipment is simple in structure and convenient to disassemble and assemble.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle testing, in particular to vehicle auxiliary driving equipment. Background Art

[0002] Driving a vehicle on a chassis dynamometer is a common scenario in the vehicle development process. In the above scenario, vehicle driving is mainly done manually, and some long-term driving requires an autonomous driving robot. However, the autonomous driving robots in related technologies are often bulky and complex to install and debug, and it takes a lot of time to design equipment and tooling before they can be used in specific tests. In addition, existing autonomous driving robots need to be used in conjunction with chassis dynamometers of corresponding specifications. Chassis dynamometers of different specifications require different autonomous driving robots to be configured. As a result, existing autonomous driving robots still have the technical problem of low adaptation rate. Utility Model Content

[0003] The utility model aims to solve the technical problem of low adaptation rate of the automatic driving robot in the prior art and proposes a vehicle auxiliary driving device.

[0004] In order to solve the above problems, the embodiment of the utility model provides a vehicle auxiliary driving device, including a supporting mechanism, an adjusting mechanism, a driving mechanism and an actuator connected to the brake pedal and / or the accelerator pedal of the vehicle; the supporting mechanism includes a base and a height adjusting member installed on the base;

[0005] The adjusting mechanism is installed on the base and connected to the driving mechanism, and the driving mechanism is connected to the actuator; the adjusting mechanism is used to adjust the angle at which the actuator is connected to the brake pedal or the accelerator pedal through the driving mechanism.

[0006] Optionally, the adjustment mechanism includes a turntable and a mounting plate fixedly mounted on the base, the turntable is rotatably mounted on the mounting plate, and the driving mechanism is fixedly mounted on the turntable.

[0007] Optionally, a through hole is provided on the mounting plate, and a plurality of arc-shaped holes are arranged on the mounting plate at intervals around the through hole;

[0008] The turntable includes a mounting plate, a fixed plate and a connecting shaft; the mounting plate and the fixed plate are respectively located on opposite sides of the mounting plate, and the connecting shaft passes through the through hole and is connected between the mounting plate and the fixed plate; the fixed plate is slidably installed in the arc hole through a connecting piece; and the driving mechanism is installed on the mounting plate.

[0009] Optionally, the actuator comprises a connecting rod, a caliper and a sleeve, and opposite ends of the connecting rod are respectively connected to the caliper and the driving mechanism;

[0010] The sleeve is provided with an internal threaded hole, the connecting rod is provided with a first external thread, and the sleeve is sleeved on the connecting rod through the first external thread and the internal threaded hole which are threadedly connected; a clamping space for clamping an accelerator pedal or a brake pedal is formed between the caliper and the sleeve.

[0011] Optionally, the connecting rod comprises a nut, a first rod segment provided with a second external thread, and a second rod segment provided with an inner hole, the caliper is connected to the first rod segment, and the first external thread is provided on the first rod segment;

[0012] One end of the first rod segment away from the caliper is inserted into the inner hole of the second rod segment, the nut is sleeved on the second rod segment and threadedly connected to the second external thread; one end of the second rod segment away from the first rod segment is connected to the driving mechanism.

[0013] Optionally, the driving mechanism includes a driving member and a telescopic rod connected to the driving member, the telescopic rod is connected to the actuator, and the driving member is used for the telescopic rod to drive the actuator to move.

[0014] Optionally, the driving member includes a motor, a gear and a rack, the gear is installed at the output end of the motor, the rack is installed on the telescopic rod and meshes with the gear; the motor is installed on the adjusting mechanism.

[0015] Optionally, the driving mechanism further comprises a box body provided with an internal space, the gear and the rack are both installed in the box body, and the motor is installed on the adjusting mechanism through the box body.

[0016] Optionally, a handle is provided on the base.

[0017] Optionally, the actuator includes a brake actuator for connecting to a brake pedal and a throttle actuator for connecting to an accelerator pedal; the driving mechanism includes a brake driving mechanism and a throttle driving mechanism; the adjusting mechanism includes a brake adjusting mechanism and a throttle adjusting mechanism both mounted on the base; the brake driving mechanism is mounted on the brake adjusting mechanism and connected to the brake actuator; the throttle driving mechanism is mounted on the throttle adjusting mechanism and connected to the throttle actuator.

[0018] In the utility model, the support mechanism includes a base and a height adjustment member installed on the base, and the height of the base can be adjusted by the height adjustment member; the adjustment mechanism is installed on the base and connected to the driving mechanism, and the driving mechanism is connected to the actuator, and the rotation angle of the actuator can be adjusted by the adjustment mechanism, so that the actuator can be connected to brake pedals or accelerator pedals of different angles. In the utility model, the height of the actuator can be adjusted by the support mechanism, and the angle of the actuator can be adjusted by the adjustment mechanism, so that the vehicle auxiliary driving device can be connected to chassis dynamometers of different specifications, thereby improving the adaptability and versatility of the vehicle auxiliary driving device. In addition, the vehicle auxiliary driving device has a simple structure and is easy to disassemble and assemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0020] Figure 1 A schematic diagram of the structure of a vehicle auxiliary driving device provided in one embodiment of the utility model;

[0021] Figure 2 A schematic diagram of the structure of a support mechanism of a vehicle auxiliary driving device provided in one embodiment of the utility model;

[0022] Figure 3 A schematic diagram of the structure of an adjustment mechanism of a vehicle auxiliary driving device provided in one embodiment of the utility model;

[0023] Figure 4 A schematic diagram of the structure of a driving mechanism of a vehicle auxiliary driving device provided in one embodiment of the utility model;

[0024] Figure 5 A schematic diagram of the structure of an actuator of a vehicle auxiliary driving device provided in one embodiment of the utility model.

[0025] The reference numerals in the specification are as follows:

[0026] 1. Support mechanism; 11. Base; 12. Height adjustment member; 13. Handle;

[0027] 2. Adjustment mechanism; 21. Turntable; 211. Mounting plate; 212. Fixed plate; 22. Mounting plate; 221. Arc hole; 23. Connector;

[0028] 3. driving mechanism; 31. driving member; 32. telescopic rod; 33. box body;

[0029] 4. Actuator; 41. Connecting rod; 411. Nut; 412. First rod section; 413. Second rod section; 42. Caliper; 43. Sleeve. DETAILED DESCRIPTION

[0030] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0031] It should be understood that the directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "front", "back", and "middle" are based on the directions or positional relationships shown in the accompanying drawings and are only used to facilitate the description of the utility model and simplify the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations of the utility model.

[0032] It should be noted that the “upper” described in the present application refers to the upper side of the battery pack, the “lower” refers to the lower side of the battery pack, the “front” refers to the front of the battery pack, and the “rear” refers to the rear of the battery pack.

[0033] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a vehicle assisted driving device, including a supporting mechanism 1, an adjusting mechanism 2, a driving mechanism 3 and an actuator 4 connected to the brake pedal and / or accelerator pedal of the vehicle; the supporting mechanism 1 includes a base 11 and a height adjusting member 12 installed on the base 11; it can be understood that the height adjusting member 12 includes but is not limited to a supporting column, etc., the height adjusting member 12 can adjust the height of the base 11, and the supporting column and the base 11 can be connected by a threaded structure.

[0034] The adjusting mechanism 2 is installed on the base 11 and connected to the driving mechanism 3 , and the driving mechanism 3 is connected to the actuator 4 ; the adjusting mechanism 2 is used to adjust the angle at which the actuator 4 is connected to the brake pedal or the accelerator pedal through the driving mechanism 3 .

[0035] In the utility model, the support mechanism 1 includes a base 11 and a height adjustment member 12 installed on the base 11, and the height of the base 11 can be adjusted by the height adjustment member 12; the adjustment mechanism 2 is installed on the base 11 and connected to the driving mechanism 3, and the driving mechanism 3 is connected to the actuator 4, and the rotation angle of the actuator 4 can be adjusted by the adjustment mechanism 2, so that the actuator 4 can be connected to brake pedals or accelerator pedals of different angles. In the utility model, the height of the actuator 4 can be adjusted by the support mechanism 1, and the angle of the actuator 4 can be adjusted by the adjustment mechanism 2, so that the vehicle auxiliary driving device can be connected to chassis dynamometers of different specifications, thereby improving the adaptability and versatility of the vehicle auxiliary driving device. In addition, the vehicle auxiliary driving device has a simple structure and is easy to disassemble and assemble.

[0036] In one embodiment, if Figure 1 and Figure 3 As shown, the adjustment mechanism 2 includes a turntable 21 and a mounting plate 22 fixedly mounted on the base 11, the turntable 21 is rotatably mounted on the mounting plate 22, and the driving mechanism 3 is fixedly mounted on the turntable 21. It can be understood that by rotating the turntable 21, the turntable 21 can drive the actuator 4 to rotate, so that the actuator 4 can be connected to the brake pedal or / and the accelerator pedal at different angles. In this embodiment, the adjustment mechanism 2 has a simple structure and is easy to adjust.

[0037] In one embodiment, if Figure 3 As shown, the mounting plate 22 is provided with a through hole, and a plurality of arc holes 221 are arranged on the mounting plate 22 at intervals around the through hole; it can be understood that the number of the arc holes 221 can be designed according to actual needs, and the plurality of arc holes 221 are located on the same circle.

[0038] The rotating disk 21 includes a mounting disk 211, a fixing disk 212 and a connecting shaft (not shown in the figure); the mounting disk 211 and the fixing disk 212 are respectively located on opposite sides of the mounting plate 22, and the connecting shaft passes through the through hole and is connected between the mounting disk 211 and the fixing disk 212; the fixing disk 212 is slidably installed in the arc hole 221 through a connecting member 23; the driving mechanism 3 is installed on the mounting disk 211. It can be understood that the fixing disk 212 and the mounting disk 211 are respectively in contact with opposite sides of the mounting plate 22; the connecting member 23 includes but is not limited to screws, bolts, etc.; the connecting shaft can be an integral part with the mounting disk 211, or an integral part with the fixing disk 212.

[0039] Specifically, the turntable 21 is first rotated, and the turntable 21 drives the actuator 4 to rotate to a position suitable for connecting the accelerator pedal or the brake pedal, and then the turntable 21 is fixed to the mounting plate 22 by the connecting member 23 passing through the arc hole 221. In this embodiment, the adjustment mechanism 2 has a simple structure and is easy to adjust.

[0040] In one embodiment, if Figure 5 As shown, the actuator 4 includes a connecting rod 41, a caliper 42 and a sleeve 43. The opposite ends of the connecting rod 41 are respectively connected to the caliper 42 and the driving mechanism 3; it can be understood that the caliper 42 is connected to the front end of the connecting rod 41.

[0041] The sleeve 43 is provided with an internal threaded hole, and the connecting rod 41 is provided with a first external thread. The sleeve 43 is sleeved on the connecting rod 41 through the first external thread and the internal threaded hole which are threadedly connected; a clamping space for clamping an accelerator pedal or a brake pedal is formed between the caliper 42 and the sleeve 43.

[0042] Specifically, by rotating the sleeve 43, the sleeve 43 can slide along the connecting rod 41, so that the distance between the sleeve 43 and the caliper 42 can be adjusted (that is, the size of the clamping space can be adjusted), and then the accelerator pedal or the brake pedal can be clamped between the caliper 42 and the sleeve 43. In this embodiment, the disassembly and assembly operation between the actuator 4 and the accelerator pedal or the brake pedal is simple.

[0043] In one embodiment, if Figure 5 As shown, the connecting rod 41 includes a nut 411, a first rod segment 412 provided with a second external thread, and a second rod segment 413 provided with an inner hole. The caliper 42 is connected to the first rod segment 412, and the first external thread is arranged on the first rod segment 412; it can be understood that the outer diameter of the first rod segment 412 is less than or equal to the inner diameter of the inner hole.

[0044] One end of the first rod segment 412 away from the caliper 42 is inserted into the inner hole of the second rod segment 413, and the nut 411 is sleeved on the second rod segment 413 and threadedly connected to the second external thread; one end of the second rod segment 413 away from the first rod segment 412 is connected to the driving mechanism 3.

[0045] Specifically, the total length of the connecting rod 41 is adjusted by adjusting the depth of the first rod segment 412 inserted into the inner hole; by rotating the nut 411, the thread is threadedly connected with the second external thread on the first rod segment 412, so that the nut 411 can fix the first rod segment 412 on the second rod segment 413. In this embodiment, the length of the connecting rod 41 is adjustable, and the actuator 4 can be connected to the accelerator pedal or brake pedal at different distances, further improving the adaptability of the vehicle auxiliary driving device.

[0046] In one embodiment, if Figure 4 As shown, the driving mechanism 3 includes a driving member 31 and a telescopic rod 32 connected to the driving member 31, the telescopic rod 32 is connected to the actuator 4, and the driving member 31 drives the actuator 4 to move through the telescopic rod 32. It can be understood that the driving member 31 includes but is not limited to a linear motor, a pneumatic cylinder, a hydraulic cylinder, a gear rack mechanism, and a screw nut mechanism; the end of the second rod segment 413 away from the first rod segment 412 is connected to the telescopic rod 32.

[0047] Specifically, the driving member 31 drives the telescopic rod 32 to extend and retract, the telescopic rod 32 drives the connecting rod 41 to move, and the connecting rod 41 drives the brake pedal or the accelerator pedal through the caliper 42. In this embodiment, the driving mechanism 3 has a simple structure and low manufacturing cost.

[0048] In one embodiment, the driving member 31 includes a motor, a gear (not shown in the figure) and a rack (not shown in the figure), the gear is installed at the output end of the motor, the rack is installed on the telescopic rod and meshes with the gear; the motor is installed on the adjustment mechanism 2. It can be understood that the rack can be installed on the outer wall of the telescopic rod 32. Specifically, the motor drives the gear to rotate, and the gear drives the telescopic rod to move through the rack, thereby realizing the function of telescoping the telescopic rod. In this embodiment, the driving member 31 has a compact structure and occupies a small space.

[0049] In one embodiment, if Figure 4 As shown, the driving mechanism 3 further includes a box body 33 with an internal space, the gear and the rack are both installed in the box body 33, and the motor is installed on the adjusting mechanism 2 through the box body 33. It can be understood that the gear and the rack are both hidden in the internal space of the box body 33, avoiding the external environment from intruding on the gear and the rack, and extending the service life of the driving member 31.

[0050] In one embodiment, if Figure 1As shown, a handle 13 is provided on the base 11; it can be understood that the handle 13 is arranged on the top surface of the base 11, and the user can move the vehicle auxiliary driving device through the handle 13, thereby improving the convenience of carrying the vehicle auxiliary driving device.

[0051] In one embodiment, if Figure 1 As shown, the actuator 4 includes a brake actuator for connecting to a brake pedal and a throttle actuator for connecting to an accelerator pedal; the drive mechanism 3 includes a brake drive mechanism and a throttle drive mechanism; the adjustment mechanism 2 includes a brake adjustment mechanism and a throttle adjustment mechanism both mounted on the base 11.

[0052] The brake drive mechanism is mounted on the brake adjustment mechanism and connected to the brake actuator; the throttle drive mechanism is mounted on the throttle adjustment mechanism and connected to the throttle actuator. It can be understood that the throttle drive mechanism can drive the throttle actuator to move to drive the throttle pedal, and the throttle adjustment mechanism can adjust the angle of the throttle actuator through the throttle drive mechanism so that the throttle actuator can be connected to throttle pedals at different angles. Similarly, the brake drive mechanism can drive the brake actuator to move to drive the brake pedal, and the brake adjustment mechanism can adjust the angle of the brake actuator through the brake drive mechanism so that the brake actuator can be connected to brake pedals at different angles. The brake adjustment mechanism and the throttle adjustment mechanism are both mounted on the base 11, so that the heights of the brake adjustment mechanism and the throttle adjustment mechanism can be adjusted through the support mechanism 1.

[0053] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vehicle auxiliary driving device, characterized in that: It includes a supporting mechanism, an adjusting mechanism, a driving mechanism and an actuator connected to a brake pedal and / or an accelerator pedal of a vehicle; the supporting mechanism includes a base and a height adjusting member installed on the base; The adjusting mechanism is installed on the base and connected to the driving mechanism, and the driving mechanism is connected to the actuator; the adjusting mechanism is used to adjust the angle at which the actuator is connected to the brake pedal or the accelerator pedal through the driving mechanism.

2. The vehicle driving assistance device according to claim 1, characterized in that: The adjusting mechanism comprises a turntable and a mounting plate fixedly mounted on the base, the turntable is rotatably mounted on the mounting plate, and the driving mechanism is fixedly mounted on the turntable.

3. The vehicle driving assistance device according to claim 2, characterized in that: The mounting plate is provided with a through hole, and the mounting plate is provided with a plurality of arc-shaped holes at intervals around the through hole; The turntable includes a mounting plate, a fixed plate and a connecting shaft; the mounting plate and the fixed plate are respectively located on opposite sides of the mounting plate, and the connecting shaft passes through the through hole and is connected between the mounting plate and the fixed plate; the fixed plate is slidably installed in the arc hole through a connecting piece; and the driving mechanism is installed on the mounting plate.

4. The vehicle driving assistance device according to claim 1, characterized in that: The actuator comprises a connecting rod, a caliper and a sleeve, and opposite ends of the connecting rod are respectively connected to the caliper and the driving mechanism; The sleeve is provided with an internal threaded hole, the connecting rod is provided with a first external thread, and the sleeve is sleeved on the connecting rod through the first external thread and the internal threaded hole which are threadedly connected; a clamping space for clamping an accelerator pedal or a brake pedal is formed between the caliper and the sleeve.

5. The vehicle driving assistance device according to claim 4, characterized in that: The connecting rod comprises a nut, a first rod segment provided with a second external thread, and a second rod segment provided with an inner hole, the caliper is connected to the first rod segment, and the first external thread is provided on the first rod segment; One end of the first rod segment away from the caliper is inserted into the inner hole of the second rod segment, the nut is sleeved on the second rod segment and threadedly connected to the second external thread; one end of the second rod segment away from the first rod segment is connected to the driving mechanism.

6. The vehicle driving assistance device according to claim 1, characterized in that: The driving mechanism comprises a driving member and a telescopic rod connected to the driving member, the telescopic rod is connected to the actuator, and the driving member drives the actuator to move through the telescopic rod.

7. The vehicle driving assistance device according to claim 6, characterized in that: The driving member comprises a motor, a gear and a rack, wherein the gear is mounted on the output end of the motor, and the rack is mounted on the telescopic rod and meshed with the gear; the motor is mounted on the adjusting mechanism.

8. The vehicle driving assistance device according to claim 7, characterized in that: The driving mechanism further comprises a box body provided with an internal space, the gear and the rack are both installed in the box body, and the motor is installed on the adjusting mechanism through the box body.

9. The vehicle driving assistance device according to any one of claims 1 to 8, characterized in that: A handle is provided on the base.

10. The vehicle driving assistance device according to any one of claims 1 to 8, characterized in that: The actuator includes a brake actuator for connecting to a brake pedal and a throttle actuator for connecting to a throttle pedal; the drive mechanism includes a brake drive mechanism and a throttle drive mechanism; the adjustment mechanism includes a brake adjustment mechanism and a throttle adjustment mechanism both installed on the base; the brake drive mechanism is installed on the brake adjustment mechanism and connected to the brake actuator; the throttle drive mechanism is installed on the throttle adjustment mechanism and connected to the throttle actuator.

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