CN221187969U - Wheel structure and vehicle - Google Patents

Abstract

The utility model relates to the technical field of vehicle parts and provides a wheel structure and a vehicle, wherein the wheel structure comprises a rim, a first spoke and a second spoke, the first spoke is positioned in an inner space of the rim and is connected with the inner side wall of the rim, the second spoke is positioned on one side of the rim facing the outside of the vehicle and is respectively connected with the rim and the first spoke, and the rim, the first spoke and the second spoke are surrounded into a cavity. Therefore, the whole of the wheel rim and the double-layer spoke is approximately in a double-layer overhead structure, so that the rigidity of the wheel rim and the wheel rim can be improved by utilizing the double-layer overhead structure, the weight of the wheel can be reduced, and the oil consumption can be reduced; moreover, the rigidity can be ensured, and meanwhile, the wheels can be manufactured by adopting the steel plates, so that the replacement of the steel wheels to the aluminum wheels is realized, and the weight and the cost of the whole vehicle are greatly reduced.

Description

Wheel structure and vehicle

Technical Field

The utility model relates to the technical field of vehicle parts, in particular to a wheel structure and a vehicle.

Background

The wheel of an automobile mainly includes a rim, which is the outermost portion of the wheel for mounting and supporting a tire, a spoke, which is the innermost portion of the wheel for connection with an axle, and a hub, which is a supporting member connecting the hub and the rim.

At present, the traditional wheel is mainly a steel wheel, namely, the rim of the steel wheel is a steel rim, the spoke of the steel wheel is a steel spoke, and the steel rim and the steel spoke are usually manufactured by adopting steel plates with equal material thickness through processes such as cutting, stamping forming, welding and the like. In order to meet the requirement of structural strength, the thickness of steel plates of a steel rim and a steel spoke is required to be increased generally, so that the weight of wheels is increased, the oil consumption of the whole vehicle is affected, and the rigidity of the steel rim and the steel spoke with equal material thickness is poor, so that the NVH performance (namely noise, vibration and sound vibration roughness) of the whole vehicle is also poor.

Disclosure of utility model

The utility model solves the problems that: how to reduce the weight of the wheel while increasing the rigidity of the wheel.

In order to solve the problems, the utility model provides a wheel structure, which comprises a rim, a first spoke and a second spoke, wherein the first spoke is positioned in an inner space of the rim and is connected to an inner side wall of the rim, the second spoke is positioned on one side of the rim facing the outside of a vehicle and is respectively connected to the rim and the first spoke, and a cavity is formed by the rim, the first spoke and the second spoke.

Optionally, the first spoke includes first connecting portion, second connecting portion and a plurality of first spoke, first connecting portion with the coaxial setting of second connecting portion, and connect respectively in the second spoke, a plurality of first spoke interval sets up first connecting portion with between the second connecting portion, just the both ends of first spoke connect respectively in first connecting portion with the second connecting portion, the cavity includes first cavity, first connecting portion still connect in the rim, and with rim with the second spoke surrounds into first cavity.

Optionally, the second connecting portion is concavely disposed along an axial direction thereof in a direction away from the second spoke.

Optionally, the second spoke includes third connecting portion, fourth connecting portion, a plurality of second spoke and a plurality of boss structure, third connecting portion with fourth connecting portion coaxial setting, the rim with first connecting portion with third connecting portion enclose into first cavity, and a plurality of second spoke interval sets up between third connecting portion with fourth connecting portion, adjacent two clearance between the second spoke constitutes the second ventilation opening, boss structure is followed the border setting of second ventilation opening, just the both ends of second spoke connect respectively in third connecting portion with fourth connecting portion, the cavity still include with the second cavity of first cavity intercommunication, adjacent two first spoke between the boss structure with second spoke and adjacent two boss structure enclose into the second cavity.

Optionally, the fourth connecting portion is a tubular structure, one end of the tubular structure is connected to the second spoke, the other end is connected to the second connecting portion, and the boss structure is connected to an outer tube wall of the tubular structure.

Optionally, one of the first spoke and the second spoke is provided with a first central hole and a plurality of bolt holes, a plurality of the bolt holes are arranged at intervals along the circumferential direction of the first central hole, the other one of the first spoke and the second spoke is provided with a second central hole, the first central hole and the second central hole are coaxially arranged, and the first central hole and the plurality of bolt holes are positioned in the second central hole.

Optionally, the first connecting portion includes a first connecting body and a first flange, and the first flange is located at a side of the first connecting body away from the second spoke and is connected to the rim;

And/or, the third connecting part comprises a second connecting body and a second flanging, the second flanging is positioned at one side of the second connecting body, which is away from the first spoke, and the rim is connected to one side of the second connecting body, which is towards the first spoke.

Optionally, the first flanging is in smooth transition connection with the first connecting body through a first transition fillet;

and/or the second flanging is in smooth transition connection with the second connecting body through a second transition fillet.

Optionally, the minimum width dimension of the first spoke and/or the second spoke is greater than or equal to 40mm; the width dimension of the first spoke is the dimension of the first spoke in the circumferential direction of the second connecting portion, and the width dimension of the second spoke is the dimension of the second spoke in the circumferential direction of the third connecting portion.

In order to solve the above problems, the present utility model also provides a vehicle including the wheel structure as described above.

Compared with the prior art, the utility model has the following beneficial effects:

According to the wheel structure, the first spoke and the second spoke are arranged, the first spoke is arranged in the inner space of the rim, the second spoke is arranged on one side of the rim facing the outside of the vehicle, and the double-layer spoke is used for supporting the rim, so that the rigidity of the rim is improved, the rigidity is improved without adopting a mode of increasing the thickness of the rim, and the weight of the rim can be reduced to a certain extent. Meanwhile, the rim, the first spoke and the second spoke are surrounded to form a cavity, so that the rim and the double-layer spoke are integrally of a double-layer overhead structure, namely, the rim and the double-layer spoke are surrounded to form the cavity structure, and therefore, the rigidity of the spoke can be improved by utilizing the double-layer overhead structure, the thickness of the spoke is not required to be increased, the weight of the spoke and even the weight of the wheel can be reduced, and oil consumption is further reduced. Moreover, after the integral rigidity of the wheel structure is improved, the NVH performance of the whole vehicle is improved, and meanwhile, the wheel can be manufactured by adopting a steel plate while the rigidity is ensured, so that the replacement of the steel wheel to the aluminum wheel is realized, and the weight and the cost of the whole vehicle are greatly reduced. In addition, because the second spoke sets up in rim towards the outside one side of car, so can carry out the design of molding to the lateral surface of second spoke for the design of spoke design can be taken into account to the second spoke.

Drawings

FIG. 1 is a schematic cross-sectional view of a wheel structure according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an exploded view of a wheel structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the first spoke and the second spoke assembled according to the embodiment of the present utility model;

FIG. 4 is a schematic view of another view angle when the first spoke and the second spoke are assembled according to the embodiment of the present utility model;

FIG. 5 is a schematic view of a first spoke according to an embodiment of the present utility model;

Fig. 6 is a schematic structural view of a second spoke according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a rim; 2. a first spoke; 21. a first connection portion; 211. a first connection body; 212. a first flanging; 22. a second connecting portion; 23. a first spoke; 24. a first vent; 3. a second spoke; 31. a third connecting portion; 311. a second connection body; 312. a second flanging; 32. a fourth connecting portion; 33. a second spoke; 34. a boss structure; 35. a second vent; 4. a cavity; 41. a first cavity; 42. a second cavity; 5. a first central bore; 6. bolt holes; 7. a second central bore.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

The Y-axis in the drawing is shown in a left-right position, and the forward direction of the Y-axis represents the left side and the reverse direction of the Y-axis represents the right side. It should also be noted that the foregoing Y-axis is provided merely for the purpose of describing the present utility model and for simplicity of description, and is not intended to indicate or imply that the devices or elements referred to must be in a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a wheel structure, which includes a rim 1, a first spoke 2 and a second spoke 3, wherein the first spoke 2 is located in an inner space of the rim 1 and connected to an inner sidewall of the rim 1, the second spoke 3 is located at a side of the rim 1 facing the outside of the vehicle and connected to the rim 1 and the first spoke 2, respectively, and the rim 1, the first spoke 2 and the second spoke 3 are surrounded to form a cavity 4.

Specifically, the rim 1 is generally a cylindrical structure with open ends, the first spoke 2 and the second spoke 3 are generally disc-shaped, and the first spoke 2 is disposed in an inner space of the rim 1 and forms a sealing connection with an inner side wall of the rim 1 by welding, for example, a full circle edge of the first spoke 2 forms a welding with the rim 1, and the second spoke 3 is disposed on a side of the rim 1 facing the outside of the vehicle, i.e., an outer side of the rim 1 and forms a sealing connection with an outer side of the rim 1 by welding, for example, a full circle outer edge of the rim 1 forms a welding with the second spoke 3; wherein, for the wheel on the left side of the vehicle, the left side of the rim 1 (i.e., the side of the rim 1 located in the Y-axis forward direction in fig. 1) faces the outside of the vehicle, and for the wheel on the right side of the vehicle, the right side of the rim 1 (i.e., the side of the rim 1 located in the Y-axis reverse direction in fig. 1) faces the outside of the vehicle, as shown in fig. 1. Meanwhile, the first spoke 2 and the second spoke 3 are also in sealing connection by adopting a welding mode, for example, so that the rim 1, the first spoke 2 and the second spoke 3 are surrounded into a closed cavity 4.

The wheel structure in this embodiment is accessible to set up first spoke 2 and second spoke 3 to set up first spoke 2 at the inner space of rim 1, set up second spoke 3 in rim 1 towards the outside one side of car, in order to utilize double-deck spoke to support rim 1, thereby promote the rigidity of rim 1, just so, need not to adopt the mode that increases rim 1 thickness to promote rigidity, and then can reduce the weight of rim 1 to a certain extent. Meanwhile, the rim 1, the first spoke 2 and the second spoke 3 are surrounded to form the cavity 4, so that the whole rim and the double-layer spoke are approximately of a double-layer overhead structure, namely, the rim and the double-layer spoke are surrounded to form the cavity structure, and therefore, the rigidity of the spoke can be improved by utilizing the double-layer overhead structure, the thickness of the spoke is not required to be increased, the weight of the spoke and even the wheel can be reduced, and oil consumption is further reduced. Moreover, after the integral rigidity of the wheel structure is improved, the NVH performance of the whole vehicle is improved, and meanwhile, the wheel can be manufactured by adopting a steel plate while the rigidity is ensured, so that the replacement of the steel wheel to the aluminum wheel is realized, and the weight and the cost of the whole vehicle are greatly reduced. In addition, because the second spoke 3 is arranged on one side of the rim 1 facing the outside of the vehicle, the outer side surface of the second spoke 3 can be designed in a modeling way, so that the second spoke 3 can be designed in a spoke modeling way.

Alternatively, as shown in conjunction with fig. 2, 5 and 6, one of the first spoke 2 and the second spoke 3 is provided with a first central hole 5 and a plurality of bolt holes 6, the plurality of bolt holes 6 are arranged at intervals along the circumferential direction of the first central hole 5, the other of the first spoke 2 and the second spoke 3 is provided with a second central hole 7, the first central hole 5 and the second central hole 7 are coaxially arranged, and the first central hole 5 and the plurality of bolt holes 6 are located in the second central hole 7.

In this embodiment, in practical application, the first central hole 5 and the bolt hole 6 may be selectively formed in the central area of the first spoke 2, and the second central hole 7 may be formed in the central area of the second spoke 3, as shown in fig. 2; alternatively, the first central hole 5 and the bolt hole 6 may be formed in the central region of the second spoke 3, and the second central hole 7 may be formed in the central region of the first spoke 2, which is not particularly limited herein. Typically, at least four bolt holes 6 are provided to ensure the firmness of the bolting of the spokes and hub at the bolt holes 6. Thus, when the wheel is mounted to the end of the axle, the end of the axle is inserted into the first and second center holes 5 and 7 and connected to the first and second spokes 2 and 3 through the hub. Moreover, the aperture of the second center hole 7 is set to be larger than that of the first center hole 5, and the first center hole 5 and the plurality of bolt holes 6 are positioned in the second center hole 7, so that the bolt holes 6 are exposed from the second center hole 7, the disassembly and assembly of bolts are convenient to be carried out on the outer side of the wheel, and the convenience of operation is improved.

Alternatively, as shown in fig. 1, 3 and 5, the first spoke 2 includes a first connecting portion 21, a second connecting portion 22 and a plurality of first spokes 23, the first connecting portion 21 and the second connecting portion 22 are coaxially disposed and respectively connected to the second spoke 3, the plurality of first spokes 23 are disposed between the first connecting portion 21 and the second connecting portion 22 at intervals, two ends of the first spoke 23 are respectively connected to the first connecting portion 21 and the second connecting portion 22, the cavity 4 includes a first cavity 41, and the first connecting portion 21 is further connected to the rim 1 and surrounds the first cavity 41 with the rim 1 and the second spoke 3.

In this embodiment, the first connecting portion 21 and the second connecting portion 22 are generally in a coaxial ring structure, specifically, the first connecting portion 21 is an outer ring region of the first spoke 2, the second connecting portion 22 is a central region of the first spoke 2, the first connecting portion 21 and the second connecting portion 22 are connected through the first spoke 23, and in addition, a gap between two adjacent first spokes 23 forms a first ventilation opening 24, that is, the first spokes 23 and the first ventilation opening 24 are alternately arranged; wherein the first central hole 5 and the bolt hole 6 are typically provided on the second connection portion 22, or the second central hole 7 is typically provided on the second connection portion 22. At the time of the splice welding assembly, the first spoke 2 is welded to the inner side wall of the rim 1 through the first connecting portion 21, the first connecting portion 21 and the first spoke 23 of the first spoke 2 are also welded to boss structures 34 (described later) of the second spoke 3, the second connecting portion 22 of the first spoke 2 is welded to a fourth connecting portion 32 (described later) of the second spoke 3, and the first connecting portion 21, the rim 1 and a third connecting portion 31 (described later) of the second spoke 3 are surrounded to form a first cavity 41. In this way, the double-layer spoke structure formed by the first spoke 2 and the second spoke 3 forms a cavity structure at the joint of the double-layer spoke structure and the rim 1, so that the local rigidity of the wheel structure at the joint of the rim 1, the first spoke 2 and the second spoke 3 can be improved by utilizing the cavity structure.

Alternatively, as shown in connection with fig. 4, the second connecting portion 22 is concavely provided in the direction away from the second spoke 3 in the axial direction thereof. Therefore, the strength of the central area of the first spoke 2 can be improved, the axial size of the first spoke 2 can be reduced, and the arrangement is convenient.

Alternatively, as shown in fig. 3 and 6, the second spoke 3 includes a third connecting portion 31, a fourth connecting portion 32, a plurality of second spokes 33 and a plurality of boss structures 34, the third connecting portion 31 and the fourth connecting portion 32 are coaxially disposed, the rim 1, the first connecting portion 21 and the third connecting portion 31 surround the first cavity 41, the plurality of second spokes 33 are disposed between the third connecting portion 31 and the fourth connecting portion 32 at intervals, a gap between two adjacent second spokes 33 forms the second vent 35, the boss structures 34 are disposed along an edge of the second vent 35, two ends of the second spokes 33 are connected to the third connecting portion 31 and the fourth connecting portion 32, respectively, the cavity 4 further includes a second cavity 42 communicating with the first cavity 41, and the first spoke 23 and the second spoke 33 between two adjacent boss structures 34 surround the second cavity 42 with two adjacent boss structures 34.

In this embodiment, the third connecting portion 31 and the fourth connecting portion 32 are generally in a coaxial ring structure, specifically, the third connecting portion 31 is an outer ring region of the second spoke 3, the fourth connecting portion 32 is a central region of the second spoke 3, the third connecting portion 31 and the fourth connecting portion 32 are connected through the second spoke 33, and in addition, a gap between two adjacent second spokes 33 forms a second air vent 35, that is, the second spoke 33 and the second air vent 35 are alternately arranged; wherein the first central hole 5 and the bolt hole 6 are typically provided on the fourth connecting portion 32, or the second central hole 7 is typically provided on the fourth connecting portion 32. In the assembly by welding, the second spoke 3 is welded to the side of the rim 1 facing the outside of the vehicle through the third connecting portion 31, the boss structure 34 of the second spoke 3 is welded to the first connecting portion 21 and the first spoke 23 of the first spoke 2, the fourth connecting portion 32 of the second spoke 3 is welded to the second connecting portion 22 of the first spoke 2, and the first spoke 23 and the second spoke 33 between two adjacent boss structures 34 and the two adjacent boss structures 34 are surrounded to form a second cavity 42 communicating with the first cavity 41, as shown in fig. 1 and 3, wherein the dotted line in fig. 1 does not represent a line of a specific structure, but is a boundary line between the first cavity 41 and the second cavity 42. In this way, the double-layer spoke structure formed by the first spoke 2 and the second spoke 3 forms a cavity structure at the first spoke 23 and the second spoke 33, so that the local rigidity of the wheel structure at the position of the spokes can be improved by utilizing the cavity structure.

Further, the first spoke 23 and the second spoke 33 are provided with at least five. This is so arranged as to ensure that the first spoke 2 and the second spoke 3 have a satisfactory support stiffness.

Further, the minimum width dimension of the first spoke 23 and/or the second spoke 33 is greater than or equal to 40mm; the width dimension of the first spoke 23 is the dimension of the first spoke 23 along the circumferential direction of the second connecting portion 22, and the width dimension of the second spoke 33 is the dimension of the second spoke 33 along the circumferential direction of the third connecting portion 31.

In this embodiment, the width of the first spoke 23/second spoke 33 may decrease from the first end to the second end of the first spoke 23/second spoke 33, or may increase from the first end to the second end of the first spoke 23/second spoke 33, wherein the first end of the first spoke 23 is connected to the first connecting portion 21, the second end of the first spoke 23 is connected to the second connecting portion 22, the first end of the second spoke 33 is connected to the third connecting portion 31, and the second end of the second spoke 33 is connected to the fourth connecting portion 32. In this way, by setting the minimum width dimension of the first spoke 23 and/or the second spoke 33 to be not less than 40mm, the structural strength of the first spoke 23/the second spoke 33 is ensured to meet the requirements.

Alternatively, as shown in connection with fig. 1 and 6, the fourth connecting portion 32 has a tubular structure, one end of which is connected to the second spoke 33, the other end is connected to the second connecting portion 22, and the boss structure 34 is connected to the outer tube wall of the tubular structure.

In this embodiment, when the first central hole 5 and the bolt hole 6 are disposed on the fourth connecting portion 32, the structure of the fourth connecting portion 32 is the same as or similar to that of the second connecting portion 22, that is, a disc-shaped structure, when the second central hole 7 is disposed on the fourth connecting portion 32, the fourth connecting portion 32 may have a disc-shaped structure or a circular tube-shaped structure with two open ends, but in this embodiment, it is preferable that the fourth connecting portion 32 has a circular tube-shaped structure with two open ends, at this time, the inner space of the fourth connecting portion 32 forms the second central hole 7, one end of the fourth connecting portion 32 is connected to one end of the second spoke 33, which is far from the third connecting portion 31, the other end of the fourth connecting portion 32 is connected to the second connecting portion 22, for example, connected to the edge of the second connecting portion 22, and the boss structure 34 is connected to the outer wall of the fourth connecting portion 32. In this way, not only the structure of the fourth connecting portion 32 can be simplified, but also the material used for the second spoke 3 can be reduced, and the weight of the wheel structure can be further reduced.

Further, a concave fillet and a convex fillet are arranged on one side of the second spoke 3 facing away from the first spoke 2, the radius of the concave fillet is not less than 5mm, the radius of the convex fillet is not less than (5+T) mm, wherein T is the plate thickness of the second spoke 3.

In this embodiment, a plurality of rib structures are generally disposed on a side of the second spoke 3 facing away from the first spoke 2 to further enhance the rigidity of the second spoke 3, where the rib structures may be distributed on the second spoke 33 or may be distributed on a central area of the second spoke 3, that is, on the fourth connecting portion 32, and at this time, the structure of the fourth connecting portion 32 is the same as or similar to that of the second connecting portion 22. The arrangement of the convex rib structure makes the side surface of the second spoke 3 deviating from the side surface of the first spoke 2 uneven, and the concave rounded corner refers to a rounded corner structure of the junction of the concave surface and the convex surface on the side surface, and the convex rounded corner refers to the convex surface, namely, the rounded corner structure on the convex rib structure. Like this, through setting the radius setting of the concave fillet that second spoke 3 deviates from first spoke 2 one side to be not less than 5mm, the radius setting of protruding fillet is not less than (5+T) mm, on the one hand can reduce concentrated stress, on the other hand can avoid the fillet too little and influence the drawing of patterns in the stamping forming process, and then improves the convenience of production.

Alternatively, as shown in fig. 5 and 6, the first connecting portion 21 includes a first connecting body 211 and a first flange 212, and the first flange 212 is located on a side of the first connecting body 211 facing away from the second spoke 3 and is connected to the rim 1; and/or, the third connecting portion 31 includes a second connecting body 311 and a second flange 312, and the second flange 312 is located on a side of the second connecting body 311 facing away from the first spoke 2, and the rim 1 is connected to a side of the second connecting body 311 facing toward the first spoke 2.

In this way, the arrangement of the first flange 212 not only can promote the rigidity of the first connecting portion 21, but also can increase the contact area between the first connecting portion 21 and the rim 1, thereby improving the supporting capability of the first spoke 2 to the rim 1 and further improving the rigidity of the rim 1. The second flange 312 can raise the rigidity of the second spoke 3, so as to raise the lateral rigidity of the wheel.

Optionally, as shown in fig. 5 and 6, the first flange 212 and the first connection body 211 are connected in a smooth transition manner through a first transition rounded corner; and/or the second flange 312 and the second connecting body 311 are connected in a smooth transition manner through a second transition fillet.

In this way, not only the structure of the stamping die can be simplified, the design difficulty of the stamping die and the difficulty of the stamping forming can be reduced, but also the concentrated stress on the first connecting portion 21 and/or the third connecting portion 31 can be reduced.

Another embodiment of the present utility model provides a vehicle including the wheel structure described above.

The beneficial effects of the vehicle in this embodiment compared to the prior art are the same as those of the wheel structure described above, and are not described here again.

Although the utility model is disclosed above, the scope of the utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. The utility model provides a wheel structure, its characterized in that includes rim (1), first spoke (2) and second spoke (3), first spoke (2) are located the inner space of rim (1), and connect in the inside wall of rim (1), second spoke (3) are located rim (1) are towards one side outside the car, and connect respectively in rim (1) with first spoke (2), just rim (1) first spoke (2) with cavity (4) are enclosed to second spoke (3).

2. The wheel structure according to claim 1, wherein the first spoke (2) comprises a first connecting portion (21), a second connecting portion (22) and a plurality of first spokes (23), the first connecting portion (21) and the second connecting portion (22) are coaxially arranged and respectively connected to the second spoke (3), the plurality of first spokes (23) are arranged between the first connecting portion (21) and the second connecting portion (22) at intervals, two ends of the first spokes (23) are respectively connected to the first connecting portion (21) and the second connecting portion (22), the cavity (4) comprises a first cavity (41), and the first connecting portion (21) is further connected to the rim (1) and surrounds the first cavity (41) with the rim (1) and the second spoke (3).

3. Wheel structure according to claim 2, characterized in that the second connecting portion (22) is concavely arranged in its axial direction in a direction away from the second spoke (3).

4. The wheel structure according to claim 2, wherein the second spoke (3) comprises a third connecting portion (31), a fourth connecting portion (32), a plurality of second spokes (33) and a plurality of boss structures (34), the third connecting portion (31) and the fourth connecting portion (32) are coaxially arranged, the rim (1), the first connecting portion (21) and the third connecting portion (31) surround the first cavity (41), the plurality of second spokes (33) are arranged between the third connecting portion (31) and the fourth connecting portion (32) at intervals, a gap between two adjacent second spokes (33) forms a second vent (35), the boss structures (34) are arranged along edges of the second vent (35), two ends of the second spokes (33) are respectively connected with the third connecting portion (31) and the fourth connecting portion (32), the cavity (4) further comprises a second boss structure (42) which is communicated with the first cavity (31) and the second cavity (42), and the two adjacent boss structures (34) are arranged between the two adjacent boss structures (34).

5. The wheel structure according to claim 4, characterized in that the fourth connecting portion (32) is of a tubular structure, one end of which is connected to the second spoke (33), the other end is connected to the second connecting portion (22), and the boss structure (34) is connected to the outer tube wall of the tubular structure.

6. Wheel structure according to claim 1, characterized in that one of the first spoke (2) and the second spoke (3) is provided with a first central hole (5) and a plurality of bolt holes (6), a plurality of the bolt holes (6) being arranged at intervals along the circumference of the first central hole (5), the other of the first spoke (2) and the second spoke (3) is provided with a second central hole (7), the first central hole (5) and the second central hole (7) being coaxially arranged, and the first central hole (5) and the plurality of bolt holes (6) being located within the second central hole (7).

7. The wheel structure according to claim 4, characterized in that the first connection portion (21) comprises a first connection body (211) and a first flange (212), the first flange (212) being located on the side of the first connection body (211) facing away from the second spoke (3) and being connected to the rim (1);

and/or, the third connecting part (31) comprises a second connecting body (311) and a second flanging (312), the second flanging (312) is positioned on one side of the second connecting body (311) which faces away from the first spoke (2), and the rim (1) is connected to one side of the second connecting body (311) which faces towards the first spoke (2).

8. The wheel structure according to claim 7, characterized in that the first flange (212) and the first connecting body (211) are smoothly connected by a first transition fillet;

And/or the second flanging (312) and the second connecting body (311) are connected in a smooth transition manner through a second transition fillet.

9. The wheel structure according to claim 4, characterized in that the smallest width dimension of the first spoke (23) and/or the second spoke (33) is greater than or equal to 40mm; wherein the width dimension of the first spoke (23) is the dimension of the first spoke (23) in the circumferential direction of the second connecting part (22), and the width dimension of the second spoke (33) is the dimension of the second spoke (33) in the circumferential direction of the third connecting part (31).

10. A vehicle comprising a wheel structure as claimed in any one of claims 1 to 9.