CN216969564U - Unmanned drive-by-wire chassis - Google Patents
Unmanned drive-by-wire chassis Download PDFInfo
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- CN216969564U CN216969564U CN202123221461.6U CN202123221461U CN216969564U CN 216969564 U CN216969564 U CN 216969564U CN 202123221461 U CN202123221461 U CN 202123221461U CN 216969564 U CN216969564 U CN 216969564U
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Abstract
The utility model belongs to the technical field of unmanned driving, and particularly relates to an unmanned drive-by-wire chassis which comprises a chassis, wherein an electrical box is arranged at the top of the chassis. Through being provided with battery package and main control unit in the electrical apparatus box, be connected with main control unit and be used for carrying out signal transmission's signal transceiver with outside manual remote control system, and main control unit and drive-by-wire steering system, drive-by-wire braking system, drive-by-wire parking system passes through the signal line and connects, main control unit in the electrical apparatus box is connected with the motor simultaneously, the control motor rotates, thereby it rotates to drive the pivot according to the motor, furthermore, the pivot rotates and makes gear revolve, according to gear and rack plate meshing installation, control turns to the tire, increase the shock attenuation to the drive-by-wire chassis through setting up of first spring, prevent that each control system of electrical apparatus box inside from damaging because vibrations take place, the influence is controlled, set up preceding shock attenuation and back shock attenuation respectively through chassis front and back and take place the back after the collision to the chassis, reduce the degree of striking.
Description
Technical Field
The utility model belongs to the technical field of unmanned driving, and particularly relates to an unmanned drive-by-wire chassis.
Background
With the rapid development of vehicle-mounted networks and microprocessors, various vehicle dynamics control systems develop towards low cost, multiple functions, intelligence, networking and integration, the integrated control of a drive-by-wire chassis is a future development trend, the unmanned function of the chassis is realized, most importantly, the execution mechanism of the chassis is upgraded from traditional mechanical or hydraulic drive to bus control, namely, the drive-by-wire technology adopts the electrical signal connection between control units to control and drive the execution mechanism, the traditional mechanical or hydraulic drive is replaced, and the drive-by-wire technology can save a plurality of mechanical components for automobiles, reduce the weight of the automobile body and save energy consumption.
However, the vibration of the existing automobile caused by the uneven road surface can be generated when the automobile runs, so that the automobile shock absorber is used when the automobile is manufactured, the requirement of the shock absorber used by the unmanned automobile is more strict, the shock absorber on the existing market has the condition of unstable shock absorption effect, the use effect of the shock absorber can be reduced, and the normal running of the automobile can be influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems raised in the background art described above. The utility model provides an unmanned drive-by-wire chassis, which solves the problems that the requirements of a shock absorber used by an unmanned automobile are more strict, and the shock absorber on the current market has unstable shock absorption effect, so that the use effect of the shock absorber can be reduced, and the normal running of the automobile can be influenced.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an unmanned drive-by-wire chassis, includes the chassis, the top of chassis is provided with the electrical apparatus box, the bottom of motor box is provided with steering mechanism, steering mechanism includes the motor, the output of motor is provided with the pivot, the one end of pivot is provided with the gear, the bottom of chassis is provided with the axis of rotation, the inboard of axis of rotation is provided with articulated seat, the inside of articulated seat is provided with the rack board, the outside of axis of rotation is provided with the tire, one side fixedly connected with fixing base of chassis, one side of fixing base is provided with a movable cylinder, one side of a movable cylinder is provided with movable column, movable column's outside is provided with the second spring, movable column's one end is provided with the baffle, one side of baffle is provided with the rubber pad, the outside of axis of rotation is provided with first spring.
Preferably, the motor is fixedly installed at the bottom of the electric appliance box, the gear is installed in a meshed mode with the rack plate, and the rack plate is arc-shaped.
Preferably, the cross-sectional shape of the rotating shaft is T-shaped, and the first spring is disposed outside the long end of the rotating shaft.
Preferably, the number of the rotating shafts is four, and the four rotating shafts are symmetrically arranged at four corners of the underframe.
Preferably, the rubber pad is adhered to one side of the baffle, and the length of the baffle is larger than the width of the bottom frame.
Preferably, the second spring is arranged between the baffle and the fixed seat, and the movable column is arranged inside the movable cylinder.
Preferably, the front and the rear of the underframe are respectively provided with a front shock absorber and a rear shock absorber, and the front shock absorber and the rear shock absorber are the same in size.
Compared with the prior art, the utility model has the beneficial effects that:
through being provided with battery package and main control unit in the electrical apparatus box, be connected with main control unit and be used for carrying out signal transmission's signal transceiver with outside manual remote control system, and main control unit and drive-by-wire steering system, drive-by-wire braking system, drive-by-wire parking system passes through the signal line and connects, main control unit in the electrical apparatus box is connected with the motor simultaneously, the control motor rotates, thereby it rotates to drive the pivot according to the motor, furthermore, the pivot rotates and makes gear revolve, according to gear and rack plate meshing installation, control turns to the tire, increase the shock attenuation to the drive-by-wire chassis through setting up of first spring, prevent that each control system of electrical apparatus box inside from damaging because vibrations take place, the influence is controlled, set up preceding shock attenuation and back shock attenuation respectively through chassis front and back and take place the back after the collision to the chassis, reduce the degree of striking.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the complete structure of the present invention;
FIG. 2 is a perspective view of the steering mechanism of the present invention;
FIG. 3 is a perspective view of the shock absorbing mechanism of the present invention;
FIG. 4 is a perspective view of the tire mount of the present invention;
fig. 5 is a perspective view of the bottom frame of the present invention.
In the figure: 1, a chassis; 2, a shock absorbing mechanism; 3 rotating the shaft; 4, an electrical appliance box; 5, tyre; 6, a baffle plate; 7 a first spring; 8, a steering mechanism; 9, a hinged seat; 10, a motor; 11 a rack plate; 12 a hinged joint; 13 a rotating shaft; 14 gears; 15, a rubber pad; 16 a second spring; 17, fixing seats; 18 a movable barrel; 19 a movable column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: an unmanned drive-by-wire chassis comprises an underframe 1, an electric appliance box 4 is arranged at the top of the underframe 1, a steering mechanism 8 is arranged at the bottom of the electric appliance box 4, the steering mechanism 8 comprises a motor 10, a rotating shaft 13 is arranged at the output end of the motor 10, a gear 14 is arranged at one end of the rotating shaft 13, rotating shafts 3 which are symmetrically arranged are respectively arranged at four corners of the bottom of the underframe 1, the rotating shafts 3 are sleeved at four corners of the underframe 1, a hinging seat 9 is arranged at the inner side of the bottom of the rotating shafts 3, a rack plate 11 is arranged inside the hinging seat 9, a tire 5 is arranged at the outer side of the lower end of the rotating shaft 3, a fixed seat 17 is fixedly connected with one side of the underframe 1, a movable cylinder 18 is arranged at one side of the fixed seat 17, a movable column 19 is arranged at one side of the movable cylinder 18, a second spring 16 is arranged outside the movable column 19, a baffle 6 is arranged at one end of the movable column 19, and a rubber pad 15 is arranged at one side of the baffle 6, the rotating shaft 3 is provided at the outside thereof with a first spring 7.
In one aspect of the embodiment, a battery pack and a main controller are arranged in the electrical box 4, a signal transceiver connected with the main controller and used for transmitting signals with an external manual remote control system, the main controller is connected with the steer-by-wire system, the brake-by-wire system and the parking-by-wire system through signal lines, meanwhile, the main controller in the electrical box 4 is connected with the motor 10, the motor 10 is controlled to rotate, so that the rotating shaft 13 is driven to rotate according to the motor 10, further, the rotating shaft 13 rotates to enable the gear 14 to rotate, and the tire 5 is controlled to steer according to the fact that the gear 14 is installed in a meshed mode with the rack plate 11.
In one aspect of the embodiment, the shock absorption of the drive-by-wire chassis is increased through the arrangement of the first spring 7, and the control system in the electric box 4 is prevented from being damaged due to vibration and affecting the operation.
In one aspect of the present embodiment, the front and rear shock absorbers are respectively disposed at the front and rear of the chassis 1 to reduce the degree of impact after the chassis 1 collides.
The working principle and the using process of the utility model are as follows: all the electric equipment in the device are powered by an external power supply, and when the device is installed, the device comprises the following components: through the battery pack, the main controller and the signal transceiver which is connected with the main controller and is used for signal transmission with an external manual remote control system arranged in the electrical box 4, and the main controller is connected with the steer-by-wire system, the brake-by-wire system and the parking-by-wire system through signal lines, and meanwhile, the main controller in the electric box 4 is connected with the motor 10 to control the motor 10 to rotate, so that the rotation shaft 13 is rotated according to the rotation of the motor 10, and further, the rotation shaft 13 rotates the gear 14, which is installed according to the engagement of the gear 14 with the rack plate 11, the tyre 5 is controlled to steer, the shock absorption of the drive-by-wire chassis is increased through the arrangement of the first spring 7, the control system in the electric box 4 is prevented from being damaged due to vibration to influence the control, the front and the rear of the chassis 1 are respectively provided with a front shock absorber and a rear shock absorber, so that the degree of impact is reduced after the chassis 1 collides.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an unmanned drive-by-wire chassis, includes chassis (1), the top of chassis (1) is provided with electrical apparatus box (4), its characterized in that: the four corners of the underframe (1) are respectively provided with a mutually symmetrical rotating shaft (3), the bottom of the electrical box (4) is provided with a steering mechanism (8), and the steering mechanism (8) is arranged between the two rotating shafts (3) positioned at the front end part of the underframe (1); wherein
The steering mechanism (8) comprises a motor (10), a rotating shaft (13) arranged at the output end of the motor (10), and a gear (14) arranged at one end of the rotating shaft (13); hinged seats (9) are arranged on the inner sides of the two rotating shafts (3) positioned at the front end of the underframe (1), rack plates (11) are arranged inside the hinged seats (9), and tires (5) are arranged on the outer sides of the four rotating shafts (3);
one side fixedly connected with fixing base (17) of chassis (1), one side of fixing base (17) is provided with a movable cylinder (18), one side of a movable cylinder (18) is provided with movable post (19), the outside of activity post (19) is provided with second spring (16), the one end of activity post (19) is provided with baffle (6), one side of baffle (6) is provided with rubber pad (15), the outside of axis of rotation (3) is provided with first spring (7).
2. The unmanned drive-by-wire chassis of claim 1, wherein: the motor (10) is fixedly installed at the bottom of the electric appliance box (4), the gear (14) and the rack plate (11) are installed in a meshed mode, and the rack plate (11) is arc-shaped.
3. The unmanned drive-by-wire chassis of claim 1, wherein: the section of the rotating shaft (3) is T-shaped, and the first spring (7) is arranged outside the long end of the rotating shaft (3).
4. The unmanned drive-by-wire chassis of claim 1, wherein: the rubber pad (15) is adhered to one side of the baffle (6), and the length of the baffle (6) is larger than the width of the bottom frame (1).
5. The unmanned drive-by-wire chassis of claim 1, wherein: the second spring (16) is arranged between the baffle plate (6) and the fixed seat (17), and the movable column (19) is arranged inside the movable cylinder (18).
6. The unmanned drive-by-wire chassis of claim 1, wherein: the front and the rear of the underframe (1) are respectively provided with a front shock absorber and a rear shock absorber, and the front shock absorber and the rear shock absorber are the same in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221461.6U CN216969564U (en) | 2021-12-21 | 2021-12-21 | Unmanned drive-by-wire chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221461.6U CN216969564U (en) | 2021-12-21 | 2021-12-21 | Unmanned drive-by-wire chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216969564U true CN216969564U (en) | 2022-07-15 |
Family
ID=82346936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123221461.6U Active CN216969564U (en) | 2021-12-21 | 2021-12-21 | Unmanned drive-by-wire chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216969564U (en) |
-
2021
- 2021-12-21 CN CN202123221461.6U patent/CN216969564U/en active Active
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