CN221233873U - Automatic driving type diamond-shaped vehicle chassis platform - Google Patents
Automatic driving type diamond-shaped vehicle chassis platform Download PDFInfo
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- CN221233873U CN221233873U CN202323074176.5U CN202323074176U CN221233873U CN 221233873 U CN221233873 U CN 221233873U CN 202323074176 U CN202323074176 U CN 202323074176U CN 221233873 U CN221233873 U CN 221233873U
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- steering
- suspension system
- gear box
- system assembly
- drive
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- 239000000725 suspension Substances 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000011065 in-situ storage Methods 0.000 claims abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical class Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The application discloses an automatic driving diamond-shaped vehicle chassis platform which comprises a right suspension system assembly, a front suspension system assembly, a vehicle frame, a left suspension system assembly, a battery system, a control box, a rear suspension system assembly and a steering transmission structure. The front suspension system assembly and the rear suspension system assembly are respectively connected with the steering transmission structure through corresponding transmission connecting rods, so that electric steering can be realized, and the right suspension system assembly and the left suspension system assembly comprise hub motors and can be independently driven. The beneficial effects of the application are as follows: according to the application, the two hub motors and one steering motor can be cooperatively controlled, so that automatic driving is realized. The front steering wheel and the rear steering wheel can rotate left and right by 90 degrees, and the two hub motors can synchronously and reversely rotate, so that the platform can steer in situ, and the turning radius is zero.
Description
Technical Field
The application relates to the technical field of vehicle engineering, in particular to an automatic driving diamond-shaped vehicle chassis platform.
Background
The automobile industry has a history of hundreds of years, and through continuous development and reformation, automobile design and production technology are mature. Up to now, most of automobile chassis structures are designed into an arrangement structure with front and rear axles in parallel, and front axle left and right wheels are used as steering wheels. In order to improve the comprehensive performance of an automobile, patent 200420068289.2 proposes a diamond-like automobile chassis with small turning radius, flexible operation, light weight and high collision safety, which is divided into front, middle and rear three shafts, four wheels are arranged in a diamond shape, wherein the left and right wheels are driving wheels, and the front and rear wheels are steering wheels. The front wheel and the rear wheel are connected with the frame through the longitudinal swing arm, and the structural form is unfavorable for the disassembly of the wheels. Meanwhile, the steering system of the vehicle adopts gear and steel wire transmission, and has poor stability. None of the existing solutions enable automatic driving and in-situ steering.
Aiming at the defects of the prior art, the application provides the diamond-like vehicle chassis platform for direct linkage steering, which has the advantages of compact structure, high comfort, low cost and more flexible operation, can realize automatic driving, and has zero turning radius.
Disclosure of utility model
The embodiment of the application aims to provide an automatic driving diamond-shaped vehicle chassis platform, wherein a front suspension system assembly and a rear suspension system assembly realize linkage steering through a steering transmission structure, and can realize electric control steering through controlling a steering motor, so that at least one technical problem related to the background technology can be solved.
In order to solve the technical problems, the application is realized as follows:
The embodiment of the application provides an automatic driving diamond-shaped vehicle chassis platform which comprises a right suspension system assembly, a front suspension system assembly, a vehicle frame, a left suspension system assembly, a battery system, a control box, a rear suspension system assembly and a steering transmission structure. The front suspension system assembly and the rear suspension system assembly are respectively connected with the steering transmission structure through corresponding transmission connecting rods, and the left suspension system assembly and the right suspension system assembly are respectively connected with the frame through fixed rotating shafts.
As a preferable improvement of the application, the right suspension system assembly comprises a right wheel and a right hub motor, and the right suspension system assembly is connected with the frame through a right fixed rotating shaft.
As a preferable improvement of the application, the front suspension system assembly comprises a front wheel, a front fork arm and a front transmission gear box, the front suspension system assembly is connected with the frame through the corresponding front transmission gear box, the rear suspension system assembly comprises a rear wheel, a rear fork arm and a rear transmission gear box, and the rear suspension system assembly is connected with the frame through the corresponding rear transmission gear box.
As a preferable improvement of the application, the left suspension system assembly comprises a left wheel and a left hub motor, and the left suspension system assembly is connected with the frame through a left fixed rotating shaft.
As a preferable improvement of the application, the steering transmission structure comprises a steering driving motor, a steering transmission connecting rod and a steering driving gear box; the steering drive motor is connected with the steering drive gear box, the steering drive gear box is connected with the steering drive connecting rod, one end of the steering drive connecting rod is connected with the front drive gear box, the front drive gear box is connected with the front fork arm, the front fork arm is connected with the front wheel, the other end of the steering drive connecting rod is connected with the rear drive gear box, the rear drive gear box is connected with the rear fork arm, the steering drive motor drives the steering drive gear box to drive the front fork arm and the rear fork arm to rotate for 90 degrees around the front drive gear box and the rear drive gear box respectively, and the right wheel hub motor and the left wheel hub motor are controlled to drive in a differential mode respectively through the control box, so that the diamond-like vehicle chassis platform turns around the center shaft in situ with zero turning radius.
As a preferred improvement of the application, the battery system is arranged on the frame, and the battery system can supply energy to the left wheel hub motor and the right wheel hub motor.
As a preferable improvement of the application, the control box comprises, but is not limited to, a hub motor control, a steering motor control and a whole vehicle control, wherein the hub motor control can respectively control a left hub motor and a right hub motor to drive a left wheel and a right wheel, the steering motor control steering driving motor positively and negatively rotates, the left and right steering is realized, and the whole vehicle control controls the whole vehicle according to actual requirements. The control box is disposed above the battery system.
The beneficial effects of the application are as follows:
(1) The diamond-like vehicle chassis platform capable of directly steering in a linkage way has the advantages of compact structure, high comfort, low cost and more flexible operation.
(2) Automatic driving can be realized, and the turning radius is zero.
(3) The hub motor is adopted, so that the occupied space of a power system is reduced as much as possible, meanwhile, the transmission mechanism is reduced, the transmission efficiency is improved, and the energy consumption and the reliability are reduced.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic diagram of the overall structure of a rhombic chassis platform for an automatic driving vehicle according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a front suspension assembly and a rear suspension assembly according to an embodiment of the present application;
FIG. 3 is a schematic view of a front suspension assembly and a rear suspension assembly rotated 90 degrees according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a steering scheme according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a driving scheme according to an embodiment of the present application.
In the figure: 1. a front suspension system assembly; 2. a frame; 3. a left suspension system assembly; 4. a battery system; 5. a control box; 6. a rear suspension system assembly; 7. a steering transmission structure; 8. a right suspension system assembly; 11. a front wheel; 12. a front fork arm; 13. a front drive gearbox; 31. a left hub motor; 32. a left wheel; 61. a rear wheel; 62. a rear fork arm; 63. a rear drive gearbox; 71. a steering drive motor; 72. a steering drive gear box; 73. a steering drive link; 81. a right hub motor; 82. and a right wheel.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
Referring to fig. 1, the embodiment of the application provides an automatic driving diamond-like vehicle chassis platform, which comprises four wheel systems, a frame, a steering transmission structure, a battery system and a control box which are arranged in a diamond-like manner. The four wheel systems comprise a front suspension system assembly 1, a rear suspension system assembly 6, a left suspension system assembly 3 and a right suspension system assembly 8. The front suspension system assembly 1 and the rear suspension system assembly 6 are respectively connected with the frame 2 through a corresponding front transmission gear box 13 and a corresponding rear transmission gear box 63, and the left suspension system assembly 3 and the right suspension system assembly 8 are respectively connected with the frame 2 through fixed rotating shafts. The battery system 4 and the control box 5 are respectively mounted on the frame 2.
Referring to fig. 2-3, when the steering driving motor 71 drives the steering driving gear box 72 to drive the steering transmission link 73, and respectively drives the front fork arm 12 and the rear fork arm 62 to rotate 90 ° around the front transmission gear box 13 and the rear transmission gear box 63, the control box 5 respectively controls the differential driving of the right wheel hub motor 81 and the left wheel hub motor 31, so that the diamond-like vehicle chassis platform can turn around the center shaft with zero turning radius in situ.
Referring to fig. 4, the front wheel 11 and the rear wheel 61 are respectively mounted on the front fork arm 12 and the rear fork arm 62, and the wheels can rotate around the fork arm connecting shaft. The front fork arm 12 and the rear fork arm 62 are respectively connected with a front transmission gear box 13 and a rear transmission gear box 63, and the fork arms can rotate around a gear box mounting axis to realize steering. The front transmission gear box 13 and the rear transmission gear box 63 realize linked steering through a steering transmission link 73. The steering driving motor 71 drives the front suspension system assembly 1 and the rear suspension system assembly 6 to rotate through the steering driving gear box 72 respectively to realize electric control steering. Wherein the front transmission gear box 13, the rear transmission gear box 63 and the steering drive gear box 72 are fixed to the frame 2, respectively.
Referring to fig. 5, a left wheel hub motor 31 and a right wheel hub motor 81 are respectively mounted between the left wheel 32 and the right wheel 82, and the control box 5 respectively controls the left wheel hub motor 31 and the right wheel hub motor 81 to realize front-rear driving and steering differential driving. The battery system 4 supplies power to the left in-wheel motor 31 and the right in-wheel motor 81.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Furthermore, it should be noted that the scope of the methods and systems in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.
Claims (6)
1. The chassis platform of the automatic driving diamond-shaped vehicle is characterized by comprising a right suspension system assembly, a front suspension system assembly, a vehicle frame, a left suspension system assembly, a battery system, a control box, a rear suspension system assembly and a steering transmission structure, wherein the front suspension system assembly and the rear suspension system assembly are respectively connected with the steering transmission structure through corresponding transmission connecting rods, and the left suspension system assembly and the right suspension system assembly are respectively connected with the vehicle frame through fixed rotating shafts.
2. The diamond-shaped auto-drive vehicle chassis platform according to claim 1, wherein the right suspension assembly comprises a right wheel and a right wheel hub motor, and the right suspension assembly is connected with the vehicle frame through a right fixed rotating shaft.
3. The diamond-shaped auto-drive vehicle chassis platform according to claim 1, wherein the front suspension assembly comprises a front wheel, a front fork arm and a front transmission gear box, the front suspension assembly is connected with the vehicle frame through a corresponding front transmission gear box, the rear suspension assembly comprises a rear wheel, a rear fork arm and a rear transmission gear box, and the rear suspension assembly is connected with the vehicle frame through a corresponding rear transmission gear box.
4. The diamond-shaped auto-drive chassis platform according to claim 1, wherein the left suspension assembly comprises a left wheel and a left hub motor, and the left suspension assembly is connected with the frame through a left fixed rotating shaft.
5. The automated steering diamond-shaped vehicle chassis platform of claim 1, wherein the steering transmission structure comprises a steering drive motor, a steering transmission link, a steering drive gearbox; the steering drive motor is connected with the steering drive gear box, the steering drive gear box is connected with the steering drive connecting rod, one end of the steering drive connecting rod is connected with the front drive gear box, the front drive gear box is connected with the front fork arm, the front fork arm is connected with the front wheel, the other end of the steering drive connecting rod is connected with the rear drive gear box, the rear drive gear box is connected with the rear fork arm, the steering drive motor drives the steering drive gear box to drive the front fork arm and the rear fork arm to rotate for 90 degrees around the front drive gear box and the rear drive gear box respectively, and the right wheel hub motor and the left wheel hub motor are controlled to drive in a differential mode respectively through the control box, so that the diamond-like vehicle chassis platform turns around the center shaft in situ with zero turning radius.
6. The automatic driving diamond-shaped vehicle chassis platform according to claim 1, wherein the control box comprises, but is not limited to, a hub motor control, a steering motor control and a vehicle control, wherein the hub motor control can respectively control a left hub motor and a right hub motor to drive a left wheel and a right wheel, the steering motor control is used for controlling the steering driving motor to rotate positively and negatively, left and right steering is achieved, and the vehicle control controls the vehicle according to actual requirements.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322524471X | 2023-09-15 | ||
| CN202322524471 | 2023-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221233873U true CN221233873U (en) | 2024-06-28 |
Family
ID=91600118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323074176.5U Active CN221233873U (en) | 2023-09-15 | 2023-11-14 | Automatic driving type diamond-shaped vehicle chassis platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221233873U (en) |
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2023
- 2023-11-14 CN CN202323074176.5U patent/CN221233873U/en active Active
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