CN107187284B - Chassis and four-wheel vehicle using same - Google Patents
Chassis and four-wheel vehicle using same Download PDFInfo
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- CN107187284B CN107187284B CN201710405802.4A CN201710405802A CN107187284B CN 107187284 B CN107187284 B CN 107187284B CN 201710405802 A CN201710405802 A CN 201710405802A CN 107187284 B CN107187284 B CN 107187284B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G3/00—Resilient suspensions for a single wheel
- B60G3/18—Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
- B60G2200/14—Independent suspensions with lateral arms
- B60G2200/144—Independent suspensions with lateral arms with two lateral arms forming a parallelogram
- B60G2200/1442—Independent suspensions with lateral arms with two lateral arms forming a parallelogram including longitudinal rods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/12—Cycles; Motorcycles
- B60G2300/124—Quads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to the technical field of automobiles, in particular to a chassis and a four-wheel vehicle using the same. The chassis comprises a front independent suspension, a rear independent suspension and a frame; the front independent suspension comprises a left front suspension and a right front suspension; the rear independent suspension comprises a left rear suspension and a right rear suspension; a quadrilateral structure capable of deforming is formed between the left front suspension and the frame; a quadrilateral structure capable of deforming is formed between the right front suspension and the frame; a quadrilateral structure capable of deforming is formed between the left rear suspension and the frame; a quadrilateral structure capable of deforming is formed between the right rear suspension and the frame; the hinge shaft between the left front suspension and the frame and the hinge shaft between the right front suspension and the frame are coaxial; the articulated shaft of the left rear suspension and the frame and the articulated shaft of the right rear suspension and the frame are coaxial. The four-wheel vehicle comprises the chassis. The invention has the characteristics of higher playability and operability.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a chassis and a four-wheel vehicle using the same.
Background
An all-terrain vehicle refers to a vehicle that can travel on any terrain, and can freely travel on terrains where ordinary vehicles are difficult to maneuver. Commonly known as a beach vehicle in China. It is also called a "four-wheel motorcycle" because its structure is very similar to that of a motorcycle and many parts are common to motorcycles. The vehicle type has multiple purposes, is not limited by road conditions, is widely applied in North America and Western Europe, and tends to rise year by year.
Existing four-wheel vehicles, such as: dune buggy, when turning, mainly depend on steering wheel or handlebar to realize turning, have the disadvantage that playability and operability are relatively poor.
Disclosure of Invention
The invention aims to provide a chassis and a four-wheel vehicle using the chassis, and aims to solve the technical problems that the four-wheel vehicle in the prior art mainly depends on a steering wheel or a handlebar to realize steering during steering, and the playability and operability are poor.
The invention provides a chassis, which comprises a front independent suspension, a rear independent suspension and a frame; the front independent suspension comprises a left front suspension and a right front suspension; the rear independent suspension comprises a left rear suspension and a right rear suspension;
a quadrilateral structure capable of deforming is formed between the left front suspension and the frame; a quadrilateral structure capable of deforming is formed between the right front suspension and the frame; a quadrilateral structure capable of deforming is formed between the left rear suspension and the frame; a quadrilateral structure capable of deforming is formed between the right rear suspension and the frame;
the hinged shaft between the left front suspension and the frame and the hinged shaft between the right front suspension and the frame are coaxial; the articulated shaft of the left rear suspension and the frame and the articulated shaft of the right rear suspension and the frame are coaxial.
Further, the frame includes first centre sill and second centre sill, first centre sill with the second centre sill sets up at interval from top to bottom, and the length direction of first centre sill is parallel to each other with the length direction of second centre sill.
Further, the front independent suspension is a double-wishbone suspension, and the rear independent suspension is a double-wishbone suspension.
Further, the front independent suspension is a double-fork arm suspension, and the rear independent suspension is a double-fork arm suspension.
Further, one end of an upper swing arm of the left front suspension is hinged with the first middle beam, and one end of a lower swing arm of the left front suspension is hinged with the second middle beam; the other end of the upper swing arm of the left front suspension is connected with the other end of the lower swing arm of the left front suspension through a left front steering knuckle; the shaft diameter of the left front steering knuckle is used for being connected with a left front wheel;
one end of an upper swing arm of the right front suspension is hinged with the first middle beam, and one end of a lower swing arm of the right front suspension is hinged with the second middle beam; the other end of the upper swing arm of the right front suspension is connected with the other end of the lower swing arm of the right front suspension through a right front steering knuckle; and the shaft diameter of the right front steering knuckle is used for being connected with the right front wheel.
Furthermore, one end of the upper swing arm of the left rear suspension is hinged with the first middle beam, and one end of the lower swing arm of the left rear suspension is hinged with the second middle beam; the other end of the upper swing arm of the left rear suspension is connected with the other end of the lower swing arm of the left rear suspension through a left rear steering knuckle; the shaft diameter of the left rear steering knuckle is used for being connected with a left rear wheel;
one end of an upper swing arm of the right rear suspension is hinged with the first middle beam, and one end of a lower swing arm of the right rear suspension is hinged with the second middle beam; the other end of the upper swing arm of the right rear suspension is connected with the other end of the lower swing arm of the right rear suspension through a right rear steering knuckle; and the shaft diameter of the right rear steering knuckle is used for being connected with a right rear wheel.
Further, a shock absorber is arranged between the lower swing arm of the left front suspension and the frame; and a shock absorber is arranged between the lower swing arm of the right front suspension and the frame.
Further, a shock absorber is arranged between the lower swing arm of the left rear suspension and the frame; and a shock absorber is arranged between the lower swing arm of the right rear suspension and the frame.
Furthermore, the first center sill and the second center sill are fixedly connected through a support beam.
The invention also provides a four-wheel vehicle which comprises the chassis.
Compared with the prior art, the invention has the beneficial effects that:
according to the chassis provided by the invention, after the front and rear suspensions of the chassis adopt independent suspensions, a quadrilateral structure is formed between the left front suspension and the frame, between the right front suspension and the frame, between the left rear suspension and the frame, and between the right rear suspension and the frame, and a hinge shaft between the left front suspension and the frame and a hinge shaft between the right front suspension and the frame are coaxial; the hinged shaft of the left rear suspension and the frame and the hinged shaft of the right rear suspension and the frame are coaxial; therefore, the whole chassis is provided with the chassis which can be deformed, when the four-wheel vehicle turns or turns, the human body inclines leftwards or rightwards by operating the steering wheel or the vehicle, the quadrilateral structure of the chassis is deformed, the wheels correspondingly incline towards one direction, when the wheels incline, the arc-shaped motion track of the four-wheel vehicle realizes smooth turning, and the playability and the operating performance of the four-wheel vehicle are improved.
The four-wheel vehicle provided by the invention comprises the chassis, and based on the sub-plates, the four-wheel vehicle provided by the invention has the characteristics of higher playability and operability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a chassis according to a first embodiment of the present invention;
FIG. 2 is a right side view of the chassis according to the first embodiment of the present invention;
FIG. 3 is a schematic (top view) of the left front suspension and right front suspension coupled together by the frame in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a handle-type steering mechanism according to an embodiment of the present invention.
Reference numerals:
101-a first centre sill; 102-a second centre sill; 103-a support beam; 104-left front suspension; 105-right front suspension; 106-upper swing arm; 107-lower swing arm; 108-spherical hinge; 109-right rear suspension; 110-a shock absorber; 111-axial diameter; 112-a direction handle; 113-a steering column; 114-tie rods; 115-a steering wheel; 116-a free bearing; 117-hinge eyes; 118-fixed arm.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example one
Referring to fig. 1 to 4, according to a first embodiment of the present invention, there is provided a chassis including a front independent suspension, a rear independent suspension, and a frame; the front independent suspension includes a left front suspension 104 and a right front suspension 105; the rear independent suspension includes a left rear suspension and a right rear suspension 109.
A quadrilateral structure capable of deforming is formed between the left front suspension and the frame; a quadrilateral structure capable of deforming is formed between the right front suspension and the frame; a quadrilateral structure capable of deforming is formed between the left rear suspension and the frame; a quadrilateral structure capable of deforming is formed between the right rear suspension and the frame.
The hinge shaft between the left front suspension and the frame and the hinge shaft between the right front suspension and the frame are coaxial; the articulated shaft of the left rear suspension and the frame and the articulated shaft of the right rear suspension and the frame are coaxial.
Specifically, the head of the automobile or the beach motorcycle is taken as the front side, the tail of the automobile or the beach motorcycle is taken as the rear side, the left front suspension and the right front suspension are positioned on the front side and are arranged in a bilateral symmetry mode, and the left rear suspension and the right rear suspension are positioned on the rear side and are arranged in a bilateral symmetry mode. In this embodiment, the four suspensions are formed into a parallelogram capable of deforming with the vehicle frame, namely, the front left suspension, the front right suspension, the rear left suspension and the rear right suspension. Independent suspensions are adopted around the chassis, when the wheels on one side jump, the wheels on the other side are not affected, the wheels on the two sides can move independently, and the stability and the comfort of the automobile or the beach motorcycle are improved.
The chassis provided by the first embodiment of the invention has the advantages that after the front and rear suspensions of the chassis adopt independent suspensions, a quadrilateral structure is formed between the left front suspension and the frame, between the right front suspension and the frame, between the left rear suspension and the frame, and between the right rear suspension and the frame, and a hinge shaft between the left front suspension and the frame and a hinge shaft between the right front suspension and the frame are coaxial; the hinged shaft of the left rear suspension and the frame and the hinged shaft of the right rear suspension and the frame are coaxial; therefore, the whole chassis is provided with the chassis which can be deformed, when the four-wheel vehicle turns or turns, the human body inclines leftwards or rightwards by operating the steering wheel or the vehicle, the quadrilateral structure of the chassis is deformed, the wheels correspondingly incline towards one direction, when the wheels incline, the arc-shaped motion track of the four-wheel vehicle realizes smooth turning, and the playability and the operating performance of the four-wheel vehicle are improved.
In an alternative scheme of this embodiment, the vehicle frame includes a first center sill 101 and a second center sill 102, and the first center sill and the second center sill are arranged at an interval from top to bottom, that is, the first center sill is located above the second center sill. The length direction of the first center sill is parallel to the length direction of the second center sill. The first middle beam and the second middle beam are fixedly connected through a support beam 103; the supporting beams are multiple.
In an alternative to this embodiment, the front independent suspension is a double wishbone suspension and the rear independent suspension is a double wishbone suspension. Through adopting two yoke suspensions, can let the wheel can automatic change camber angle and reduce the wheel tread change and reduce tire wear when the up-and-down motion to ability self-adaptation road surface, tire area of contact is big, pastes the ground nature good.
In this embodiment, the front independent suspension may be a double-wishbone suspension, and the rear independent suspension may be a double-wishbone suspension.
In an alternative scheme of the embodiment, one end of an upper swing arm 106 of the left front suspension is hinged with the first middle beam, and one end of a lower swing arm 107 of the left front suspension is hinged with the second middle beam; the other end of the upper swing arm of the left front suspension is connected with the other end of the lower swing arm of the left front suspension through a left front steering knuckle, specifically, an upper swing arm connecting rod of the left front steering knuckle is connected with an upper swing arm of the left front suspension through a spherical hinge 108, and a lower swing arm connecting rod of the left front steering knuckle is connected with the lower swing arm of the left front suspension through the spherical hinge 108; the axle diameter 111 of the left front knuckle is used for connection with the left front wheel.
One end of an upper swing arm 106 of the right front suspension is hinged with the first middle beam, and one end of a lower swing arm 107 of the right front suspension is hinged with the second middle beam; the other end of the upper swing arm of the right front suspension is connected with the other end of the lower swing arm of the right front suspension through a right front steering knuckle, specifically, an upper swing arm connecting rod of the right front steering knuckle is connected with the upper swing arm of the right front suspension through a spherical hinge 108, and a lower swing arm connecting rod of the right front steering knuckle is connected with the lower swing arm of the right front suspension through the spherical hinge 108; the right front knuckle has a shaft diameter 111 for connection with the right front wheel.
In an optional scheme of the embodiment, one end of an upper swing arm of the left rear suspension is hinged with the first middle beam, and one end of a lower swing arm of the left rear suspension is hinged with the second middle beam; the other end of the upper swing arm of the left rear suspension is connected with the other end of the lower swing arm of the left rear suspension through a left rear steering knuckle, specifically, an upper swing arm connecting rod of the left rear steering knuckle is connected with an upper swing arm of the left rear suspension through a spherical hinge, and a lower swing arm connecting rod of the left rear steering knuckle is connected with the lower swing arm of the left rear suspension through a spherical hinge; the axle diameter 111 of the left rear knuckle is used for connection with the left rear wheel.
One end of an upper swing arm of the right rear suspension is hinged with the first middle beam, and one end of a lower swing arm of the right rear suspension is hinged with the second middle beam; the other end of the upper swing arm of the right rear suspension is connected with the other end of the lower swing arm of the right rear suspension through a right rear steering knuckle, specifically, an upper swing arm connecting rod of the right rear steering knuckle is connected with an upper swing arm of the right rear suspension through a spherical hinge, and a lower swing arm connecting rod of the right rear steering knuckle is connected with the lower swing arm of the right rear suspension through a spherical hinge; the right rear knuckle has a shaft diameter 111 for connection with the right rear wheel.
Specifically, the four upper swing arms are coaxial with the axis of the hinge shaft of the first center sill. The four lower swing arms are coaxial with the axis of the hinged shaft of the second centre sill. The upper swing arm of the left front suspension and the upper swing arm of the right front suspension are connected together through a hinge seat 116 and a hinge lug 117, and the first middle beam penetrates through a hinge hole in the hinge seat and a hinge hole in the hinge lug. The upper swing arm of the left rear suspension and the upper swing arm of the right rear suspension, the lower swing arm of the left front suspension and the lower swing arm of the right front suspension, and the lower swing arm of the left rear suspension and the lower swing arm of the right rear suspension are also connected together by using a hinged support 116 and a hinged lug 117, which are not described in detail. The size of the two swing arms connected together can be ensured to be consistent by adopting the hinged support and the hinged lug, so that the stability of the whole structure of the chassis is ensured.
In an alternative scheme of the embodiment, a shock absorber 110 is arranged between the lower swing arm of the left front suspension and the frame; a shock absorber 110 is arranged between the lower swing arm of the right front suspension and the frame; a shock absorber is arranged between the lower swing arm of the left rear suspension and the frame; and a shock absorber is arranged between the lower swing arm of the right rear suspension and the frame.
In this embodiment, the left front suspension, the right front suspension, the left rear suspension, and the right rear suspension are connected to the vehicle frame in a symmetrical manner.
Specifically, the frame further comprises a cross beam (not shown), the cross beam is fixedly connected with the first middle beam and is also fixedly connected with the second middle beam, and the length direction of the cross beam is perpendicular to the length direction of the first middle beam. The lower swing arm of the left front suspension is connected with the cross beam through a shock absorber, and the lower swing arm of the right front suspension is connected with the frame through a shock absorber; the lower swing arm of the left rear suspension is connected with the frame through a shock absorber; the lower swing arm of the right rear suspension is connected with the frame through a shock absorber; the cross beam is used for bearing the vehicle body and is also used for being connected with the shock absorber, so that the shock absorber can play a shock absorption role on one hand and can limit the deformation of the parallelogram between the suspension and the vehicle frame.
In an alternative solution of this embodiment, the chassis further includes an engine and a front steering drive axle, or an engine and a rear drive axle, that is, the driving of the automobile or the beach motorcycle is realized, and the engine, the front steering drive axle, and the rear drive axle all adopt the prior art, and are not improved, and therefore, they are not described in detail. It should be noted that, in this embodiment, four wheels (not shown) of the chassis may also be driven by hub motors.
In an alternative of this embodiment, the chassis further comprises a handlebar steering mechanism or a steering wheel steering mechanism.
Referring to fig. 4, further, in this embodiment, the chassis employs a handlebar-type steering mechanism. A handlebar-type steering mechanism including a steering handle 112, a steering column 113, and two tie rods 114; the steering handle is fixedly connected with the steering column, and a steering wheel 115 is fixedly connected to the steering column; one end of the tie rod is hinged through the steering wheel steering column, the other end of the tie rod is connected with the fixing arm 118 of the left front steering knuckle, one end of the other tie rod is hinged through the steering wheel and the steering column, and the other end of the other tie rod is connected with the fixing arm 118 of the right front steering knuckle. The steering column is driven to rotate by rotating the steering handle, and the left front steering knuckle and the right front steering knuckle are driven to move by rotating the steering column, so that the steering of the wheels is realized.
In an alternative embodiment, the handlebar is provided with an electric heating device, so that the hands do not feel cold in the case of cold weather. The electric heating device comprises a heating body, a second heat insulation layer and a contact layer; the heating body, the second heat insulation layer and the contact layer are all cylindrical, and the second heat insulation layer, the heating body and the contact layer are sequentially sleeved on the steering handle; the heating body is positioned between the second heat insulation layer and the contact layer, and the contact layer is used for being in direct contact with the hand of the user; the second heat insulation layer is used for transmitting the heat generated by the heating body to the direction of the hand of the user; the heating body is a graphene carbon crystal electric heating film or a graphene electric heating film, and the second heat insulation layer is glass fiber cloth; the contact layer is silica gel or PET, and other heat-conducting high-temperature-resistant and nontoxic materials can also be adopted. The heating body is electrically connected with a rechargeable battery of the electric heating device, the direction handle is also provided with a heating switch for controlling the power-on or power-off of the heating body, and a temperature adjusting switch for adjusting the heating temperature of the heating body is also arranged between the heating body and the heating switch. The graphene carbon crystal electrothermal film or the graphene electrothermal film has the characteristics of quick heating, quick temperature rise and low energy conversion rate, and has the characteristics of environmental protection, energy conservation, low energy consumption and no pollution. It should be noted that a temperature sensor may be further disposed between the heating element and the contact layer, and a temperature display device is used to display the temperature, so as to facilitate temperature adjustment and viewing.
Example two
The four-wheel vehicle provided by the second embodiment of the invention comprises the chassis provided by the first embodiment. The four-wheel vehicle is a minitype four-wheel vehicle or a four-wheel beach motorcycle.
Finally, it should be noted that: the above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
Claims (4)
1. A chassis is characterized by comprising a front independent suspension, a rear independent suspension and a frame; the front independent suspension comprises a left front suspension and a right front suspension; the rear independent suspension comprises a left rear suspension and a right rear suspension;
a quadrilateral structure capable of deforming is formed between the left front suspension and the frame; a quadrilateral structure capable of deforming is formed between the right front suspension and the frame; a quadrilateral structure capable of deforming is formed between the left rear suspension and the frame; a quadrilateral structure capable of deforming is formed between the right rear suspension and the frame;
the hinged shaft between the left front suspension and the frame and the hinged shaft between the right front suspension and the frame are coaxial; the articulated shaft of the left rear suspension and the frame and the articulated shaft of the right rear suspension and the frame are coaxial;
the frame comprises a first middle beam and a second middle beam, the first middle beam and the second middle beam are arranged at intervals up and down, and the length direction of the first middle beam is parallel to the length direction of the second middle beam;
the front independent suspension is a double-fork arm suspension, and the rear independent suspension is a double-fork arm suspension;
one end of an upper swing arm of the left front suspension is hinged with the first middle beam, and one end of a lower swing arm of the left front suspension is hinged with the second middle beam; the other end of the upper swing arm of the left front suspension is connected with the other end of the lower swing arm of the left front suspension through a left front steering knuckle; the shaft diameter of the left front steering knuckle is used for being connected with a left front wheel;
one end of an upper swing arm of the right front suspension is hinged with the first middle beam, and one end of a lower swing arm of the right front suspension is hinged with the second middle beam; the other end of the upper swing arm of the right front suspension is connected with the other end of the lower swing arm of the right front suspension through a right front steering knuckle; the shaft diameter of the right front steering knuckle is used for being connected with a right front wheel;
the frame further comprises a cross beam, the cross beam is fixedly connected with the first middle beam, the cross beam is also fixedly connected with the second middle beam, and the length direction of the cross beam is perpendicular to that of the first middle beam;
a shock absorber is arranged between the lower swing arm of the left front suspension and the frame; a shock absorber is arranged between the lower swing arm of the right front suspension and the frame;
a shock absorber is arranged between the lower swing arm of the left rear suspension and the frame; a shock absorber is arranged between the lower swing arm of the right rear suspension and the frame;
the chassis also comprises a handle type steering mechanism, and the handle type steering mechanism comprises a steering handle, a steering column and two steering tie rods; the steering handle is fixedly connected with the steering column, and a steering wheel is fixedly connected to the steering column; one end of one of the steering tie rods is hinged with the steering column through the steering wheel, the other end of one of the steering tie rods is connected with the fixed arm of the left front steering knuckle, one end of the other steering tie rod is hinged with the steering column through the steering wheel, the other end of the other steering tie rod is connected with the fixed arm of the right front steering knuckle, the steering column is driven to rotate through rotating the steering handle, and the steering column rotates to drive the left front steering knuckle and the right front steering knuckle to move, so that the steering of wheels is realized.
2. The chassis of claim 1, wherein one end of the upper swing arm of the left rear suspension is hinged to the first center sill and one end of the lower swing arm of the left rear suspension is hinged to the second center sill; the other end of the upper swing arm of the left rear suspension is connected with the other end of the lower swing arm of the left rear suspension through a left rear steering knuckle; the shaft diameter of the left rear steering knuckle is used for being connected with a left rear wheel;
one end of an upper swing arm of the right rear suspension is hinged with the first middle beam, and one end of a lower swing arm of the right rear suspension is hinged with the second middle beam; the other end of the upper swing arm of the right rear suspension is connected with the other end of the lower swing arm of the right rear suspension through a right rear steering knuckle; and the shaft diameter of the right rear steering knuckle is used for being connected with a right rear wheel.
3. The chassis of claim 1, wherein the first center sill is fixedly connected with the second center sill by a support beam.
4. A four-wheeled vehicle comprising a chassis according to any one of claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710405802.4A CN107187284B (en) | 2017-05-31 | 2017-05-31 | Chassis and four-wheel vehicle using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710405802.4A CN107187284B (en) | 2017-05-31 | 2017-05-31 | Chassis and four-wheel vehicle using same |
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| CN107187284A CN107187284A (en) | 2017-09-22 |
| CN107187284B true CN107187284B (en) | 2020-04-24 |
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| CN108544898A (en) * | 2018-06-07 | 2018-09-18 | 斯坦德机器人（深圳）有限公司 | A kind of suspension mechanism of mobile robot |
| CN108860362A (en) * | 2018-07-26 | 2018-11-23 | 天津中德应用技术大学 | A kind of Omnibearing wheel type mobile robot chassis |
| CN110422265A (en) * | 2019-07-29 | 2019-11-08 | 巴哈勃科技(成都)有限公司 | Shock-damping structure, vehicle head structure and slide plate |
| CN112848825A (en) * | 2021-02-21 | 2021-05-28 | 石河子大学 | Three-link rear suspension of all-terrain vehicle |
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| Publication number | Publication date |
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| CN107187284A (en) | 2017-09-22 |
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