CN216331293U

CN216331293U - Suspension structure for vehicle

Info

Publication number: CN216331293U
Application number: CN202123088340.9U
Authority: CN
Inventors: 陈建和
Original assignee: Weixiang Fujian New Energy Vehicle Co ltd
Current assignee: Weixiang Fujian New Energy Vehicle Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-19
Anticipated expiration: 2031-12-09

Abstract

The present disclosure relates to a suspension structure for a vehicle, including a balance support assembly, a shock absorber and an underframe structure, wherein the balance support assembly and the shock absorber are respectively disposed perpendicular to the underframe structure, a first end of the balance support assembly and a first end of the shock absorber are respectively connected perpendicular to the first end of the underframe structure, and a second end of the balance support assembly and a second end of the shock absorber are respectively connected to a vehicle frame; the outer side surface of the underframe structure is provided with a wheel seat structural part, the wheel seat structural part is used for mounting a wheel shaft assembly, the second end of the underframe structure is provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part can be connected with the frame. The suspension structure for the vehicle has the advantages of simple structure and small dead weight, can reduce the whole weight of a vehicle chassis under the condition of meeting the vehicle frame bearing requirement, can increase the vehicle passageway space, and is convenient for passengers to get on or off or goods to be loaded and unloaded.

Description

Suspension structure for vehicle

Technical Field

The present disclosure relates to vehicle manufacturing technologies, and in particular, to a suspension structure for a vehicle.

Background

With the continuous development of the vehicle transportation industry, whether people carrying vehicles or goods carrying vehicles, the vehicles have higher requirements on the space of the vehicles, and the vehicles with large space mean that the passenger carrying capacity or the goods carrying capacity is correspondingly increased. The frame is generally installed on the axle, generally is provided with suspension structure and bumper shock absorber etc. on the axle, and mainly used guarantees that the frame is balanced and support the frame, guarantees that the vehicle traveles steadily.

The existing suspension structure adopts a plate spring suspension and an air suspension more, the plate spring suspension or the air suspension is fixed on a connecting beam of an axle, the structures of the plate spring suspension and the air suspension are generally more and more complex, and structural components are more relatively, so that the weight of the axle is increased, and the dead weight of a vehicle is increased. In addition, due to the type of the existing suspension structure, the aisle space of the vehicle is reduced, and when passengers are carried, the passengers can not walk smoothly, so that the riding comfort of the passengers is not enough; when the goods are loaded, the loading capacity of the goods is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the related art, the present disclosure provides a suspension structure for a vehicle, which aims to reduce the self weight and increase the aisle space of the vehicle while satisfying the bearing requirement and the supporting requirement of the suspension structure for the vehicle.

The disclosed embodiment provides a suspension structure for a vehicle, including: the chassis structure comprises a balance support assembly, a shock absorption device and a chassis structure, wherein the balance support assembly and the shock absorption device are respectively and vertically arranged with the chassis structure, a first end of the balance support assembly and a first end of the shock absorption device are respectively and vertically connected with a first end of the chassis structure, and a second end of the balance support assembly and a second end of the shock absorption device are respectively connected with a vehicle frame; the outer side surface of the underframe structure is provided with a wheel seat structural part, the wheel seat structural part is used for mounting a wheel shaft assembly, the second end of the underframe structure is provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part can be connected with the frame.

In one embodiment, the undercarriage structure includes a first suspension and a second suspension; the first end of the first suspension and the first end of the second suspension are connected to form a first end of the chassis structure; the first connecting portion is disposed at a second end of the first suspension, and the second connecting portion is disposed at a second end of the second suspension.

In one embodiment, the chassis structure further comprises a connecting member for fixedly connecting the first suspension and the second suspension.

In one embodiment, the connecting member includes a connecting rod and a connecting piece, wherein the connecting rod is connected to the middle of the first suspension and the second suspension; the connecting piece is connected to the first suspension, the second suspension and the lower portion of the connecting rod, and hollow holes are formed in the connecting piece.

In one embodiment, the first suspension, the second suspension, and the connecting member are integrally formed.

In one embodiment, the base frame structure is a V-shaped structure, a Y-shaped structure, or an a-shaped structure.

In one embodiment, the first end of the first connecting portion and the first end of the second connecting portion are respectively hinged to the second end of the underframe structure, and the second end of the first connecting portion and the second end of the second connecting portion are respectively fixedly connected to the frame.

In one embodiment, the first connecting portion is provided with a notch.

In one embodiment, the balancing support assembly is at least one of a resilient assembly, an air bag.

In one embodiment, the resilient assembly comprises an upper disc assembly, a helical spring, and a lower disc assembly; the upper disc assembly is connected with the frame; the lower disc assembly is connected with the first end of the underframe structure; the spiral spring is fixed between the upper disc assembly and the lower disc assembly, and the upper disc assembly and the lower disc assembly can move relatively based on the expansion and contraction of the spiral spring and are used for adjusting the balance of the frame.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

according to the suspension structure for the vehicle, the first end of the balance support assembly and the first end of the damping device are respectively connected with the first end of the underframe structure, and the second end of the balance support assembly and the second end of the damping device are respectively connected with the frame; and, set up first connecting portion and second connecting portion respectively at chassis structure second end, first connecting portion and second connecting portion respectively with connected to the frame, realize the direct and connected with the frame of suspension structure then, and save the auxiliary connection part between two suspension structures, satisfying under vehicle bearing requirement and vehicle support requirement, can reduce vehicle chassis's whole weight to the passageway space of frame has been increased, the passenger or goods handling about being convenient for.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic view illustrating a straight beam type supporting bridge structure according to an exemplary embodiment of the prior art.

Fig. 2 is a schematic structural view showing a structure of a sunken support bridge and a leaf spring suspension according to an exemplary embodiment of the prior art.

FIG. 3 is a schematic view of a support axle and frame combination according to one exemplary prior art embodiment.

Fig. 4 is a schematic structural view of a suspension structure for a vehicle shown according to an exemplary embodiment of the present disclosure.

Fig. 5 is a schematic structural diagram of the chassis structure 3 shown according to an exemplary embodiment of the present disclosure.

Fig. 6 is a schematic structural view of the elastic assembly 13 shown according to an exemplary embodiment of the present disclosure.

Fig. 7 is a structural schematic view showing a suspension structure for a vehicle assembled with the bracket body 4 according to an exemplary embodiment.

Description of reference numerals:

wheel end 101, connecting beam 102, leaf spring suspension structure 103, frame 104, aisle width W1;

a balance support assembly 1, a balance support assembly first end 11, a balance support assembly second end 12, an elastic assembly 13, an upper disc assembly 131, a coil spring 132, a lower disc assembly 133, an upper disc structure 1311, a support bar 1312, a limit pad 1313, a screw hole 1314, a screw 1315, a lower disc structure 1331, a support block 1332, and a limit block 1333;

a damping means 2, a damping means first end 21, a damping means second end 22;

the suspension structure 3, the first suspension 31, the second suspension 32, the first connection portion 33, the second connection portion 34, the wheel seat structure 35, the connection member 36, the first suspension first end 311, the first suspension second end 312, the second suspension first end 321, the second suspension second end 322, the first connection portion first end 331, the first connection portion second end 332, the second connection portion first end 341, the second connection portion second end 342, the notch 333, the connection rod 361, the connection piece 362 and the hollow hole 363;

channel width W2;

the bracket comprises a bracket body 4, an arc-shaped structure 41 and a connecting rod 42;

an axle assembly 5.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Related art embodiments

Fig. 1 is a schematic view illustrating a straight beam type supporting bridge structure according to an exemplary embodiment of the prior art. Fig. 2 is a schematic structural view showing a structure of a sunken support bridge and a leaf spring suspension according to an exemplary embodiment of the prior art. FIG. 3 is a schematic view of a support axle and frame combination according to one exemplary prior art embodiment.

As shown in fig. 1 to 3, in the related art, a support axle (also referred to as an axle) is generally provided with a suspension structure for supporting a vehicle frame 104, and is limited to the structural type of the suspension structure, so that the support axle has a corresponding matching structure so that the suspension structure is mounted on the support axle. The supporting bridge comprises two wheel ends 101 and a connecting beam 102, which connecting beam 102 extends between and connects the two wheel ends 101. The connection mode of the connecting beam 102 and the two wheel ends 101 may include a straight beam type (as shown in fig. 1) and a sinking type (as shown in fig. 2). The suspension structures are arranged at the two end parts of the connecting beam 102, and the connecting beam 102 is additionally arranged, so that the overall weight of the supporting bridge is increased, and the internal aisle space of the automobile is limited based on the structural form of the supporting bridge. The aisle space can be used for passengers to pass through or load goods and the like, and the size of the aisle space determines the passing comfort of the passengers or the quantity of loaded goods.

In order to increase the aisle space, there is another related art in which a suspension structure is improved, and the suspension structure employs a plate spring suspension structure 103, as shown in fig. 2, to increase the aisle space inside the automobile. The leaf spring suspension structures 103 are symmetrically installed at two end portions of the connecting beam 102, and the leaf spring suspension structures 103 are connected with the vehicle frame 104 and used for supporting the vehicle frame 104 and ensuring the overall balance of the automobile. The weight of the whole automobile body is increased due to the limitation of the structural types of the supporting bridge and the plate spring suspension structure 103, and although the width W1 of the aisle in the automobile is increased to a certain extent, the width W1 of the aisle can be increased to 850mm at most, so that the market demand can not be met.

In order to solve the related technical problem, the embodiment of the present disclosure provides a suspension structure for a vehicle, which may be used for vehicles such as a family car, a bus, and a cargo truck.

The disclosed embodiments

As shown in fig. 4, a suspension structure for a vehicle according to an embodiment of the present disclosure includes: a balancing support assembly 1, a damping device 2 and a chassis structure 3. Wherein, the balance support assembly 1 and the shock absorbing device 2 are respectively arranged perpendicular to the base frame structure 3, the balance support assembly first end 11 and the shock absorbing device first end 21 are respectively connected perpendicular to the base frame structure first end, and the balance support assembly second end 12 and the shock absorbing device second end 22 are respectively connected to the bracket body 4 (as shown in fig. 7). The bracket body 4 is a vehicle frame that supports a vehicle body and may form a vehicle body passage space, such as a tire movement space, a vehicle body inside passageway space, or a loading space for loading goods, etc.

The wheel seat structure member 35 is disposed on the outer side surface of the chassis structure 3, the wheel seat structure member 35 is used for mounting the wheel axle assembly 5 (as shown in fig. 7), the tire is mounted on the wheel axle assembly 5, and the wheel axle assembly 5 is used for mounting a vehicle tire and the like. The second end of the underframe structure is provided with a first connecting part 33 and a second connecting part 34, and the first connecting part 33 and the second connecting part 34 can be respectively connected with the bracket body 4.

The suspension structure for the vehicle provided by the embodiment of the disclosure, simple structure, through set up first connecting portion 33 and second connecting portion 34 on chassis structure 3 to and realize the fixed connection of suspension structure and support body 4 through balanced supporting component 1 and damping device 2, satisfying the requirement that this suspension structure for the vehicle supports support body 4 of this disclosure, can reduce vehicle chassis's whole weight, and have great passageway space through the suspension structure for the vehicle rear bracket body 4 that this disclosure provides, be more convenient for get on or off passenger or goods loading and unloading, improve passenger's comfort level or goods load.

Specifically, as shown in fig. 5, in the embodiment of the present disclosure, the chassis structure 3 includes a first suspension 31 and a second suspension 32, wherein the first suspension first end 311 is connected with the second suspension first end 321 to form the chassis structure first end; the first suspension second end 312 and the second suspension second end 322 are collectively referred to as an undercarriage structure second end, the first connecting portion 33 is disposed on the first suspension second end 312, and the second connecting portion 34 is disposed on the second suspension second end 322. The chassis structure 3 is in a V-shaped structure, a Y-shaped structure or an A-shaped structure in appearance.

Further, in order to increase the stability of the base frame structure 3, the base frame structure 3 further comprises a connecting member 36, and the connecting member 36 is used for fixedly connecting the first suspension 31 and the second suspension 32. As further shown in fig. 5, the connecting member 36 is disposed between the first suspension first end 311 and the first suspension second end 312, and between the second suspension first end 321 and the second suspension second end 322, and the purpose of reinforcing the base frame structure 3 is achieved by adding the connecting member 36.

The connecting member 36 may be a connecting rod 361, a connecting piece 362, or the like, for the purpose of reinforcing the fixed connection of the first suspension 31 and the second suspension 32. In the embodiment of the present disclosure, the connecting member 36 is a connecting rod 361 and a connecting piece 362, wherein the connecting rod 361 is connected to the middle portions of the first suspension 31 and the second suspension 32, i.e., the connecting rod 361 is disposed between the first suspension first end 311 and the first suspension second end 312, and between the second suspension first end 321 and the second suspension second end 322; the connecting piece 362 is connected to the first suspension 31, the second suspension 32 and the lower portion of the connecting rod 361, so as to reinforce the fixed connection relationship between the first suspension 31 and the second suspension 32 and further reinforce the chassis structure 3. In addition, the connecting piece 362 is provided with the hollow hole 363, and the hollow hole 363 can play a role in reducing weight and can be used for discharging sewage and dirt, for example, when the underframe structure 3 is washed by water, the sewage generated in the cleaning process can be discharged.

It should be noted that, in the embodiment of the present disclosure, the number of the connecting rods 361 is three, and the connecting piece 362 is a complete steel plate, and the number and the shape of the connecting rods 361 and the connecting piece 362 are not specifically limited, so as to achieve the required fixed connection relationship between the first suspension 31 and the second suspension 32. The shape of the hollow hole on the connecting piece 362 may be circular, elliptical, rectangular with rounded corners, etc., and is not limited in particular.

Now, the connection manner of the parts of the chassis structure 3, i.e., the first suspension 31, the second suspension 32, the connecting rod 361, and the connecting piece 362, will be described as follows: the first suspension 31 and the second suspension 32 may be detachably connected, for example, the first suspension 31 and the second suspension 32 are screwed, through holes (not shown) are correspondingly formed on the first end 311 of the first suspension and the first end 321 of the second suspension, and a screw is fixed by passing a screw through the through holes. Accordingly, the connecting rod 361 and the connecting piece 362 can be fixed by the same connecting method. This connection, although taking up more assembly time, facilitates replacement of parts in the undercarriage structure 3.

In another connection manner of the components in the chassis structure 3, the components of the chassis structure 3 are integrally formed, that is, the first suspension 31, the second suspension 32, the connecting rod 361 and the connecting piece 362 are integrally formed, so that the assembly time between the components of the chassis structure 3 can be saved, and the overall stability of the chassis structure 3 can be relatively increased.

In other connection manners, parts of the chassis structure 3 may be integrally formed, for example, the first suspension 31 and the second suspension 32 are integrally formed, and the connecting rod 361 and the connecting piece 362 are detachably connected to the first suspension 31 and the second suspension 32, but not limited thereto.

Further, as shown in fig. 4, in the suspension structure for a vehicle provided in the embodiment of the present disclosure, the first connecting portion 33 and the second connecting portion 34 are connected to the bracket body 4 (shown in fig. 7), the gimbal first end 11 and the shock absorbing member first end 21 are connected to the chassis structure first end, and the gimbal second end 12 and the shock absorbing member second end 22 are connected to the bracket body 4, so that the connection between the suspension structure for a vehicle and the bracket body 4 is achieved. The suspension structure for the vehicle can improve the stationarity of the support body 4, the first end of the chassis structure in the suspension structure for the vehicle is a free end, the second end of the chassis structure is a fixed end, and when the suspension structure for the vehicle adjusts the support body 4 to be in balance, the free end can generate certain displacement relative to the support body 4.

At the fixed end of the chassis structure 3, the first connection portion 33 and the second connection portion 34 may be connected to the bracket body 4 in a manner that the first connection portion first end 331 and the second connection portion first end 341 are hinged to the chassis structure second end, that is, the first connection portion first end 331 is hinged to the first suspension second end 312, and the second connection portion first end 341 is hinged to the second suspension second end 322; the first connecting portion second end 332 and the second connecting portion second end 342 are fixedly connected to the holder body 4, respectively. Thus, when the vehicle suspension structure adjusting bracket body 4 is in a balanced state, the first end of the undercarriage structure can be displaced relative to the bracket body 4 by a certain amount with the hinge point of the first suspension 31 and the hinge point of the second suspension 32 as a fulcrum.

The first connection portion 33 and the second connection portion 34 may be connected to the bracket body 4 in a manner that the first connection portion first end 331 and the second connection portion first end 341 are respectively and fixedly connected to the second end of the chassis structure, that is, the first connection portion first end 331 is fixedly connected to the first suspension second end 312, and the second connection portion first end 341 is fixedly connected to the second suspension second end 322; the first connecting portion second end 332 and the second connecting portion second end 342 are respectively hinged with the holder body 4. Therefore, when the vehicle suspension structure adjusting bracket body 4 is in a balanced state, the first end of the chassis structure can generate a certain displacement relative to the bracket body 4 by taking the hinged part on the bracket body 4 as a rotation fulcrum.

In the embodiment of the present disclosure, the balance support component 1 in the suspension structure for a vehicle is mainly used for adjusting the bracket body 4 to be in a balanced state, the balance support component 1 may be at least one of the elastic component 13 and the airbag, and a certain rebound stroke is generated after the elastic component 13 and the airbag are pressed and rebound, so as to achieve the purpose of adjusting the balance of the bracket body 4.

Further, the balance support assembly 1 in the embodiment of the present disclosure is preferably an elastic assembly 13, and as shown in fig. 6, the elastic assembly 13 includes an upper disc assembly 131, a coil spring 132, and a lower disc assembly 133. The upper disc assembly 131 is connected with the bracket body 4 (as shown in fig. 7), the upper disc assembly 131 includes an upper disc-shaped structure 1311, a support rod 1312 and a limit pad 1313, four screw holes 1314 and four screws 1315 are uniformly arranged on the upper disc-shaped structure 1311, the upper disc-shaped structure 1311 and one end of the support rod 1312 are fixed through the screw holes 1314, and the limit pad 1313 is arranged at the other end of the support rod 1312. The lower disc assembly 133 includes a lower disc structure 1331, a supporting block 1332 and a limiting block 1333, wherein four screw holes 1314 and four screws 1315 are uniformly arranged on the lower disc structure 1331, the lower disc structure 1331 is fixed to one end of the supporting block 1332 through the screw holes 1314, and the limiting block 1333 is arranged at the other end of the supporting block 1332. The distance between the limiting pad 1313 and the limiting block 1333 is the maximum rebound stroke of the elastic component 13 when the balance support component 1 adjusts the balance state of the support body 4.

In the embodiment of the present disclosure, the upper disc structure 1311 and the lower disc structure 1331 may be fixedly connected to the bracket body 4 and the first end of the chassis structure, respectively, or the coil spring 132 may be pressed to be clamped at the bracket body 4 and the first end of the chassis structure in a compressed state.

In the embodiment of the present disclosure, the coil spring 132 is fixed between the upper disc assembly 131 and the lower disc assembly 133, and the upper disc assembly 131 and the lower disc assembly 133 can move relatively based on the expansion and contraction of the coil spring 132, so as to adjust the balance of the holder body 4. Coil spring 132 can be for becoming rigidity coil spring, and coil spring 132 can provide relatively great flexible volume from this, and then guarantees support body 4 stationarity, adopts the vehicle of the suspension structure for vehicle that this disclosed embodiment provided to be in the driving, can effectively guarantee the stationarity of vehicle, improves the security of vehicle, guarantees driver's personal safety.

As shown in fig. 7, when the suspension structure for a vehicle provided by the embodiment of the present disclosure is assembled with the bracket body 4, the suspension structure for a vehicle is symmetrically disposed at the outer side of the bracket body 4, the first connecting portion 33 and the second connecting portion 34 on the chassis structure 3 are respectively connected with the bracket body 4, and the lower disc-shaped structure 1331 and the first end 21 of the damper device are respectively connected with the first end 311 of the first suspension and the first end 321 of the second suspension; the upper disc structure 1311 and the second end 22 of the shock absorber are connected to the bracket body 4, respectively, so as to achieve the fixed connection between the suspension structure for a vehicle and the bracket body 4 in the embodiment of the present disclosure.

The bracket body 4 is provided with arc structures 41, the arc structures 41 are used for accommodating tires mounted on the wheel axle assembly 5, and the distance between the inner sides of the two arc structures 41 forms a vehicle inner passage space, namely a passage width W2. Therefore, after the suspension structure for the vehicle provided by the embodiment of the disclosure is adopted, the weight of the vehicle chassis is reduced while the good balance and the stability of the vehicle are kept, and the channel space in the automobile can be greatly increased, namely the size of the channel width W2 can be greatly increased, and in the embodiment of the disclosure, the channel width W2 can reach 1440 mm. Due to the widening of the channel width W2, the passenger car can conveniently walk or load and unload goods, and the riding comfort of passengers is improved or the load capacity of the goods is improved.

For the sake of stability of the stand body 4, at the junction of the bottom stand of the stand body 4, a reinforcing member for reinforcing the stability of the bottom stand, such as a connecting rod 42, is provided.

Further, in order to engage the connecting rod 42, a notch 333 is provided in the first connecting portion 33 of the base frame structure 3. The first and second ends of the connecting rod 42 are respectively connected to the bottom bracket of the bracket body 4, and a portion between the first and second ends of the connecting rod 42 can be received in the gap 333. Therefore, the notch 333 arranged on the first connecting portion 33 can avoid the obstruction of the connection of the connecting rod 42 to the bottom bracket, and ensure the normal connection of the connecting rod 42 and the bottom bracket of the bracket body 4.

In conclusion, the improved suspension structure for the vehicle can integrally reduce the weight of the vehicle chassis, increase the space of a vehicle passage, facilitate passengers to get on or off or load and unload goods, improve the riding comfort of the passengers or improve the quantity or weight of the loaded goods, has simple structure, easy assembly and good stability, and can ensure the driving safety of the vehicle and the personal safety of drivers.

It is understood that "a plurality" in this disclosure means two or more, and other words are analogous. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. The singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It will be further understood that the terms "first," "second," and the like are used to describe various information and that such information should not be limited by these terms. These terms are only used to distinguish one type of information from another and do not denote a particular order or importance. Indeed, the terms "first," "second," and the like are fully interchangeable. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure.

It will be further understood that the terms "central," "longitudinal," "lateral," "front," "rear," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present embodiment and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation.

It will be further understood that, unless otherwise specified, "connected" includes direct connections between the two without the presence of other elements, as well as indirect connections between the two with the presence of other elements.

It is further to be understood that while operations are depicted in the drawings in a particular order, this is not to be understood as requiring that such operations be performed in the particular order shown or in serial order, or that all illustrated operations be performed, to achieve desirable results. In certain environments, multitasking and parallel processing may be advantageous.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A suspension structure for a vehicle, characterized by comprising:

a balance support assembly, a shock absorber device, and a chassis structure, wherein,

the balance support assembly and the shock absorption device are respectively and vertically arranged with the underframe structure, a first end of the balance support assembly and a first end of the shock absorption device are respectively and vertically connected with a first end of the underframe structure, and a second end of the balance support assembly and a second end of the shock absorption device are respectively and vertically connected with the frame;

the outer side surface of the underframe structure is provided with a wheel seat structural part, the wheel seat structural part is used for mounting a wheel shaft assembly, the second end of the underframe structure is provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part can be connected with the frame.

2. The suspension structure for a vehicle according to claim 1, characterized in that:

the chassis structure comprises a first suspension and a second suspension;

the first end of the first suspension and the first end of the second suspension are connected to form a first end of the chassis structure;

the first connecting portion is disposed at a second end of the first suspension, and the second connecting portion is disposed at a second end of the second suspension.

3. The suspension structure for a vehicle according to claim 2, characterized in that:

the chassis structure further comprises a connecting member for fixedly connecting the first suspension and the second suspension.

4. The suspension structure for a vehicle according to claim 3, characterized in that:

the connecting part comprises a connecting rod and a connecting sheet, wherein,

the connecting rod is connected to the middle parts of the first suspension and the second suspension;

the connecting piece is connected to the first suspension, the second suspension and the lower portion of the connecting rod, and hollow holes are formed in the connecting piece.

5. The suspension structure for a vehicle according to claim 4, characterized in that:

the first suspension, the second suspension, and the connecting member are integrally formed.

6. The suspension structure for a vehicle according to claim 1, characterized in that:

the underframe structure is a V-shaped structure, a Y-shaped structure or an A-shaped structure.

7. The suspension structure for a vehicle according to claim 1, characterized in that:

the first end of the first connecting part and the first end of the second connecting part are respectively hinged with the second end of the underframe structure, and the second end of the first connecting part and the second end of the second connecting part are respectively fixedly connected with the frame.

8. The suspension structure for a vehicle according to claim 1, characterized in that:

the first connecting portion is provided with a notch.

9. The suspension structure for a vehicle according to claim 1, characterized in that:

the balance support component is at least one of an elastic component and an air bag.

10. The suspension structure for a vehicle according to claim 9, characterized in that:

the elastic component comprises an upper disk component, a spiral spring and a lower disk component;

the upper disc assembly is connected with the frame;

the lower disc assembly is connected with the first end of the underframe structure;

the spiral spring is fixed between the upper disc assembly and the lower disc assembly, and the upper disc assembly and the lower disc assembly can move relatively based on the expansion and contraction of the spiral spring and are used for adjusting the balance of the frame.