CN220785345U - Wheel rim structure of vehicle and vehicle with same - Google Patents

Abstract

The utility model discloses a wheel rim structure of a vehicle and the vehicle with the same, comprising: a half shaft comprising a plurality of shaft segments and at least one transmission connected between adjacent two of the shaft segments, the half shaft adapted to be connected to a powertrain; the wheel end assembly is matched with the double tires, and is connected with the half shaft and driven to rotate by the half shaft. According to the wheel rim structure of the vehicle, the unsprung mass of the commercial vehicle can be reduced, and the comfort and energy economy of the commercial vehicle are improved.

Description

Wheel rim structure of vehicle and vehicle with same

Technical Field

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

Background

In commercial vehicles in related art, a wheel end assembly of the commercial vehicle generally adopts a double-tire structure, a whole driving shaft is rotated through the whole driving shaft driving wheel end assembly, the whole driving shaft is connected with a power assembly of the vehicle, and the unsprung mass of the commercial vehicle is caused by the weight of the power assembly, so that the comfort and the energy economy of the commercial vehicle are seriously affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a rim structure of a vehicle capable of reducing unsprung mass of a commercial vehicle and improving comfort and energy economy of the commercial vehicle.

The utility model further provides a vehicle with the wheel rim structure of the vehicle.

In order to achieve the above object, an embodiment according to a first aspect of the present utility model provides a wheel rim structure of a vehicle, including: a half shaft comprising a plurality of shaft segments and at least one transmission connected between adjacent two of the shaft segments, the half shaft adapted to be connected to a powertrain; the wheel end assembly is matched with the double tires, and is connected with the half shaft and driven to rotate by the half shaft.

According to the wheel rim structure of the vehicle, the unsprung mass of the commercial vehicle can be reduced, and the comfort and energy economy of the commercial vehicle are improved.

According to some embodiments of the utility model, the plurality of axle segments includes an input segment adapted to be connected with the powertrain, an intermediate segment, and an output segment connected with the wheel end assembly.

According to some embodiments of the utility model, the at least one transmission comprises a first transmission and a second transmission, the input section and the intermediate section being connected by the first transmission, and the intermediate section and the output section being connected by the second transmission.

According to some embodiments of the utility model, the wheel end assembly comprises an inner cylinder and a wheel end, the inner cylinder is sleeved on the output section and is suitable for being connected with a suspension, the wheel end surrounds the outer peripheral side of the inner cylinder and is supported by the inner cylinder, and the output section is in transmission connection with the wheel end so as to drive the wheel end to rotate relative to the inner cylinder.

According to some embodiments of the utility model, the wheel rim structure of the vehicle further comprises: the outer periphery of the end cover is in transmission connection with the wheel end, the end cover is provided with a shaft hole, and the output section penetrates through the shaft hole and is in transmission connection with the end cover.

According to some embodiments of the utility model, an outer peripheral surface of an end of the output section remote from the input section is configured with external teeth, an inner periphery of the shaft hole is configured with internal teeth, and the external teeth and the internal teeth are meshed.

According to some embodiments of the utility model, the wheel rim structure of the vehicle further comprises: the part of the output section, which extends out of the end cover, is provided with external threads, and the locking nut is matched with the external threads and is stopped at one side of the end cover, which is opposite to the inner cylinder.

According to some embodiments of the utility model, the wheel rim structure of the vehicle further comprises: the first bearing is arranged between the wheel end and the inner cylinder; and the second bearing is arranged between the inner cylinder and the output section.

According to some embodiments of the utility model, the first bearing is disposed adjacent an end of the inner barrel facing away from the input section, and the second bearing is disposed adjacent an end of the inner barrel facing toward the input section.

According to some embodiments of the utility model, a first positioning groove is formed in the outer peripheral surface of the inner barrel, and one end of the first bearing, which faces the input section, is abutted against the side wall of the first positioning groove.

According to some embodiments of the utility model, the inner circumferential surface of the inner cylinder is provided with a second positioning groove, the outer circumferential surface of the output section is provided with a positioning shoulder, one end of the second bearing facing away from the input section is abutted against the side wall of the second positioning groove, and one end of the second bearing facing towards the input section is abutted against the positioning shoulder.

According to some embodiments of the utility model, the wheel rim structure of the vehicle further comprises: the brake disc is arranged in a split mode with the wheel end and in transmission connection, and surrounds the outer periphery side of the inner cylinder; a service brake connected to at least one of the inner barrel and the suspension, the service brake selectively applying a braking force to the brake disc.

According to some embodiments of the utility model, the wheel rim structure of the vehicle further comprises: and the electronic parking system is connected with at least one of the inner cylinder and the suspension, and can selectively apply a parking force to the brake disc.

According to some embodiments of the utility model, the outer circumferential surface of the wheel end is configured with a stop rim for stopping the rim, the brake disc being stopped against a side of the stop rim facing away from the rim.

According to some embodiments of the utility model, the stop ring edge is provided with a mounting hole for mounting the rim, and the stop position of the brake disc and the stop ring edge is located inside the mounting hole in the radial direction of the stop ring edge.

According to some embodiments of the utility model, an end of the wheel end facing away from the rim is configured with a support rim that fits over an inner circumferential surface of the brake disc.

According to a second aspect of the present utility model there is provided a vehicle comprising: according to the wheel rim structure of the vehicle, which is an embodiment of the first aspect of the utility model.

According to the vehicle of the second aspect of the embodiment of the utility model, by utilizing the wheel rim structure of the vehicle of the first aspect of the embodiment of the utility model, the vehicle has the advantages of high comfort, good energy economy and the like.

According to some embodiments of the utility model, the vehicle further comprises: the suspension comprises at least two mounting seats, wherein the number of the wheel edge structures of the vehicle is at least two, and the wheel edge structures of the vehicle are arranged at intervals along the left-right direction of the vehicle; and the two adjacent installation seats are connected through the elastic torsion bar.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of a rim structure according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of another view of a rim structure according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a rim structure according to an embodiment of the present utility model.

Fig. 4 is a partial enlarged view of a region a in fig. 3, in which the first bearing is omitted for the purpose of illustrating the first positioning groove.

Fig. 5 is a partial enlarged view of a region B in fig. 3, in which the second bearing is omitted for the purpose of illustrating the second positioning groove.

Reference numerals:

wheel edge structure 1, elastic torsion bar 2, mounting seat 3,

Half shaft 100, shaft section 101, input section 110, intermediate section 120, output section 130, positioning shoulder 132, transmission 102, first transmission 140, second transmission 150,

Wheel end assembly 200, inner barrel 210, first positioning slot 211, second positioning slot 212, wheel end 220, stop ring edge 221, mounting hole 222, support ring edge 223,

End cap 300, shaft hole 310,

Lock nut 400, first bearing 500, second bearing 600, brake disc 700, service brake 800, electronic parking system 900.

Detailed Description

Embodiments of the present utility model will be described in detail below, by way of example with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, "plurality" means two or more.

The following describes a wheel rim structure 1 of a vehicle according to an embodiment of the present utility model with reference to the drawings.

As shown in fig. 1-5, a wheel rim structure 1 of a vehicle according to an embodiment of the present utility model includes a half shaft 100 and a wheel end assembly 200.

The half shaft 100 comprises a plurality of shaft segments 101 and at least one transmission 102, the transmission 102 being connected between adjacent two of the shaft segments 101, the half shaft 100 being adapted for connection to a powertrain (not shown). The wheel end assembly 200 is adapted to a dual tire, in other words, the wheel end assembly 200 is adapted to mount a dual tire, which is a common structure of a commercial vehicle, and thus a detailed description thereof will not be provided herein. The wheel end assembly 200 is connected with the half shaft 100, and the wheel end assembly 200 is driven to rotate by the half shaft 100.

Because the commercial vehicle (such as a truck, a van and the like) has large weight and needs to bear cargoes, the wheel rim structure 1 of the vehicle according to the embodiment of the utility model is suitable for double tires, so that the load of the commercial vehicle can be effectively shared, and the safety in the driving process is enhanced.

On the basis, the power assembly and the main speed reducer of the vehicle are transferred from the axle to the frame, and the axle is arranged into a multi-section structure, namely, the half axle 100 comprises a plurality of axle sections 101 and at least one transmission device 102, so that power transmission can be effectively realized, unsprung mass can be greatly reduced, and the comfort and energy economy of the vehicle are improved.

Therefore, according to the rim structure 1 of the vehicle of the embodiment of the utility model, the unsprung mass of the commercial vehicle can be reduced, and the comfort and energy economy of the commercial vehicle can be improved.

In some embodiments of the present utility model, as shown in FIG. 3, the plurality of axle segments 101 includes an input segment 110, an intermediate segment 120, and an output segment 130, the input segment 110 being adapted for connection to a powertrain, and the output being connected to a wheel end assembly 200. In this manner, by dividing the axle shaft 100 into three sections, the input section 110, the intermediate section 120 and the output section 130, the intermediate section 120 enables power transfer between the input section 110 and the output section 130, which effectively enables power transfer between the powertrain and the wheel end assembly 200.

The at least one transmission 102 includes a first transmission 140 and a second transmission 150, the input section 110 and the intermediate section 120 being connected by the first transmission 140, and the intermediate section 120 and the output section 130 being connected by the second transmission 150.

In this way, by dividing the axle shaft 100 into three sections, namely the input section 110, the intermediate section 120 and the output section 130, and by the first transmission 140 and the second transmission 150, a transmission connection is achieved between the three sections, namely the input section 110, the intermediate section 120 and the output section 130, so that the deformable range of the axle shaft 100 is greater and the comfort of the vehicle can be improved. The first transmission 140 and the second transmission 150 may be universal transmissions, and both may be universal joints, or other structures capable of transmitting power between the three sections of the input section 110, the middle section 120, and the output section 130 and moving relatively in a universal manner.

The wheel end assembly 200 includes an inner cylinder 210 and a wheel end 220, the inner cylinder 210 is sleeved on the output section 130 and is suitable for being connected with a suspension, the wheel end 220 surrounds the outer circumference side of the inner cylinder 210 and is supported by the inner cylinder 210, and the output section 130 is in transmission connection with the wheel end 220 to drive the wheel end 220 to rotate relative to the inner cylinder 210.

Through setting up inner tube 210, inner tube 210 supports between output section 130, wheel end 220 and suspension, and realizes that inner tube 210 is all rotatable for output section 130 and wheel end 220, so, can utilize inner tube 210 to guarantee the stability of wheel end 220 under the circumstances that the length of increasing output section 130 in order to satisfy the requirement of wheel end 220 adaptation twin tires, and utilize inner tube 210 to support wheel end 220, can prolong wheel limit structure 1's life, reduce the quantity of lubricating oil, be convenient for later maintenance.

In addition, the inner cylinder 210 can maintain the relative position between the wheel end assembly 200 and the suspension, so that the wheel end assembly 200 and the suspension are prevented from being separated, the wheel end assembly 200 can be used for supporting the wheel end 220 and the output section 130, the wheel end 220 and the output section 130 are prevented from relatively shaking relative to the frame, the relative position between the wheel edge structure 1 and the suspension is more reliable, and the running safety of a vehicle is improved. And because the inner cylinder 210 is sleeved on the output section 130, and the wheel end 220 surrounds the outer circumference side of the inner cylinder 210, the relative area between the inner cylinder 210 and the output section 130 and the wheel end 220 is larger, the supporting effect of the inner cylinder 210 on the output section 130 and the wheel end 220 can be improved, and the rotation is stable.

According to some embodiments of the present utility model, as shown in fig. 1-3, the rim structure 1 of the vehicle further includes an end cover 300, wherein an outer periphery of the end cover 300 is in driving connection with the wheel end 220, the end cover 300 is provided with a shaft hole 310, and the output section 130 is penetrated through the shaft hole 310 and is in driving connection with the end cover 300. Wherein, there is a gap between the end cap 300 and the inner cylinder 210, and interference occurs between the end cap 300 and the inner cylinder 210 upon relative rotation.

For example, the end cover 300 and the wheel end 220 may be connected by a threaded fastener (such as a bolt or a screw), and by providing the end cover 300, not only power can be transmitted between the wheel end 220 and the output section 130, but also the relative position between the end cover 300 and the wheel end 220 can be fixed in the radial direction of the end cover 300, and the end cover 300 can cover the gap between the wheel end 220 and the output section 130, so that dust or stones and other impurities are prevented from entering the wheel edge structure 1, the damage probability of the wheel end 220 and the output section 130 during relative rotation is reduced, the service life of the wheel edge structure 1 is improved, and the wheel edge structure 1 is cleaner.

According to some embodiments of the present utility model, as shown in fig. 1 to 3, an outer circumferential surface of an end of the output section 130 remote from the output section 130 is configured with external teeth, and an inner circumference of the shaft hole 310 is configured with internal teeth, the external teeth and the internal teeth being engaged. Through the cooperation between internal tooth and the external tooth, can realize the transmission between output section 130 and the end cover 300, need not to set up extra transmission connection structure, transmission efficiency is higher, and the structure is simpler.

According to some embodiments of the present utility model, as shown in fig. 1-3, the rim structure 1 of the vehicle further includes a lock nut 400, and the portion of the output section 130 extending out of the end cap 300 is configured with external threads, and the lock nut 400 cooperates with the external threads and abuts against a side of the end cap 300 facing away from the inner cylinder 210.

By arranging the lock nut 400, the relative positions of the end cover 300, the wheel end 220, the output section 130 and the brake disc 700 can be fixed on the axial direction of the output section 130, so that relative shaking of the end cover 300, the wheel end 220, the output section 130 and the brake disc 700 in the axial direction of the output section 130 is avoided, the structural stability of the wheel rim structure 1 is improved, and the vehicle adopting the wheel rim structure 1 provided by the embodiment of the utility model runs more safely.

According to some embodiments of the present utility model, as shown in fig. 3, the rim structure 1 of the vehicle further includes a first bearing 500 and a second bearing 600, the first bearing 500 is disposed between the wheel end 220 and the inner cylinder 210, the wheel end 220 and the first bearing 500 may be in interference fit, the second bearing 600 is disposed between the inner cylinder 210 and the output section 130, and the second bearing 600 and the inner cylinder 120 may be in interference fit.

By providing the first bearing 500, while achieving relative rotation between the wheel end 220 and the inner barrel 210, a support can be formed between the wheel end 220 and the inner barrel 210 to avoid relative wobble between the wheel end 220 and the inner barrel 210, and sealing between the wheel end 220 and the inner barrel 210 can be achieved, and energy loss can be reduced.

By arranging the second bearing 600, while the relative rotation between the output section 130 and the inner cylinder 210 is realized, a support can be formed between the output section 130 and the inner cylinder 210 to avoid relative shaking between the output section 130 and the inner cylinder 210, and the sealing between the output section 130 and the inner cylinder 210 can be realized, so that the energy loss is reduced, the structural stability of the wheel rim structure 1 is improved, and the vehicle running of the wheel rim structure 1 adopting the embodiment of the utility model is safer.

According to some embodiments of the present utility model, as shown in FIG. 3, the first bearing 500 is disposed adjacent an end of the inner barrel 210 that faces away from the input section 110, such that the first bearing 500 is adjacent an end of the inner barrel 210 that faces away from the input section 110, and thus the wheel end 220 structure may be further from the input section 110, thereby providing more room for other structures on the wheel rim structure 1.

In addition, the second bearing 600 is disposed adjacent an end of the inner barrel 210 that faces the input section 110. In this way, by the cooperation of the second bearing 600 and the lock nut 400, the output section 130 can be fixed at both axial ends of the output section 130, so as to prevent the output section 130 from shaking.

According to some embodiments of the present utility model, as shown in fig. 4, the outer circumferential surface of the inner cylinder 210 is provided with a first positioning groove 211, and one end of the first bearing 500 facing the input section 110 is abutted against a side wall of the first positioning groove 211. In this way, the relative position between the first bearing 500 and the inner cylinder 210 can be fixed in the axial direction of the input section 110, which is beneficial to improving the structural stability of the rim structure 1, and the vehicle adopting the rim structure 1 of the embodiment of the utility model runs more safely.

According to some embodiments of the present utility model, as shown in fig. 5, the inner circumferential surface of the inner cylinder 210 is provided with a second positioning groove 212, the outer circumferential surface of the output section 130 is provided with a positioning shoulder 132, one end of the second bearing 600 facing away from the input section 110 is abutted against a side wall of the second positioning groove 212, and one end of the second bearing 600 facing towards the input section 110 is abutted against the positioning shoulder 132. By providing the second positioning groove 212 and the positioning shoulder 132, the relative positions of the second bearing 600, the inner cylinder 210 and the output section 130 can be fixed in the axial direction of the output section 130, which is beneficial to improving the structural stability of the wheel rim structure 1, and the vehicle adopting the wheel rim structure 1 of the embodiment of the utility model runs more safely.

According to some embodiments of the present utility model, as shown in fig. 3, the rim structure 1 of the vehicle further includes a brake disc 700 and a service brake 800, the service brake 800 may be a hydraulic brake, and the brake disc 700 is separately provided with the wheel end 220 and in driving connection, wherein the wheel end 220 and the brake disc 700 may be connected through bolts, so that the wheel end 220 rotates together with the brake disc 700, and the service brake 800 clamps the brake disc 700 to implement a braking function of the vehicle. In this way, the manufacturing of the brake disc 700 and the wheel end 220 cannot be mutually influenced, limiting factors during the manufacturing of the brake disc 700 and the wheel end 220 are reduced, the size range of the brake disc 700 and the wheel end 220 can be increased, and the brake disc 700 and the wheel end 220 are beneficial to being suitable for different types of vehicles.

Further, the brake disc 700 is wound around the outer peripheral side of the inner tube 210, and the service brake 800 is connected to at least one of the inner tube 210 and the suspension, and the service brake 800 can selectively apply braking force to the brake disc 700. By integrating the service brake 800 into the rim structure 1, the service brake 800 can apply braking force to the brake disc 700, thereby braking the wheel end assembly 200 to achieve functions of decelerating and stopping the vehicle, etc., and the service brake 800 can be connected with the inner cylinder 210 and the suspension, respectively, to fix the relative positions of the inner cylinder 210 and the suspension.

The force transmission process of the wheel rim structure 1 of a vehicle is described by way of example with reference to the accompanying drawings:

the wheel assembly transmits vibration force to the wheel end 220, the wheel end 220 is connected with the end cover 300 through bolts and is in interference fit with the first bearing 500, the wheel end 220 transmits the vibration force to the first bearing 500, the first bearing 500 is in interference fit with the inner cylinder 210, the first bearing 500 transmits the vibration force to the inner cylinder 210, the inner cylinder 210 is welded with the fixing plate of the service brake 800, the inner cylinder 210 transmits the vibration force to the fixing plate of the service brake 800, the fixing plate of the service brake 800 is in bolt rigid connection with the mounting seat 5 of the suspension, the fixing plate of the service brake 800 transmits force to the mounting seat 5 of the suspension, the suspension is transmitted through the mounting seat 5 of the suspension, and finally the vehicle body achieves the effect of supporting the whole vehicle.

According to some embodiments of the present utility model, as shown in fig. 1-3, the wheel rim structure 1 of the vehicle further includes an electronic parking system 900 (Electrical Park Brake, EPB), the electronic parking system 900 may be a hydraulic brake, the electronic parking system 900 is connected to at least one of the inner cylinder 210 and the suspension, and the electronic parking system 900 may selectively apply a parking force to the brake disc 700. Wherein the service brake 800 and the electronic parking system 900 are arranged at intervals along the circumferential direction of the wheel rim structure 1. Thus, the electronic parking system 900 is integrated to the wheel rim structure 1, the electronic parking system 900 can directly brake the wheel rim structure 1, the integration level of the wheel rim structure 1 is higher, and the parking brake of the vehicle can be realized.

According to some embodiments of the present utility model, as shown in fig. 1-3, the outer peripheral surface of the wheel end 220 is configured with a stop rim 221 for stopping the rim, and the brake disc 700 is stopped against the side of the stop rim 221 facing away from the rim. In this way, the brake disc 700 and the rim are respectively arranged on two opposite sides of the rim in the axial direction of the wheel end 220, and the brake disc 700 does not encroach on the mounting control of the rim, so that the rim has a larger mounting space, the rim structure 1 of the embodiment of the utility model can have a larger space for mounting wheels, and the vehicle can be provided with two wheels, so that the rim structure 1 of the embodiment of the utility model is suitable for the field of commercial vehicles.

According to some embodiments of the present utility model, as shown in fig. 1 to 3, the stopper ring side 221 is provided with a mounting hole 222 for mounting a rim, and the stopper position of the brake disc 700 and the stopper ring side 221 is located inside the mounting hole 222 in the radial direction of the stopper ring side 221.

In this way, when the relative positions of the rim and the stopper ring edge 221 are fixed by the fastener passing through the mounting hole 222, interference does not occur between the fastener and the brake disc 700, and the fastener does not need to pass through the brake disc 700, so that the assembly and disassembly are more convenient, and the assembly and disassembly efficiency is high.

According to some embodiments of the present utility model, as shown in fig. 1-3, an end of the wheel end 220 facing away from the rim is configured with a support rim 223, the support rim 223 being fitted to the inner circumferential surface of the brake disc 700. In this way, the brake disc 700 is not only stopped by the stop ring edge 221, but also cooperates with the outer peripheral surface of the support ring edge 223, so that the contact area between the brake disc 700 and the wheel end 220 is larger, and the cooperation between the brake disc 700 and the wheel end 220 is more reliable.

A vehicle according to an embodiment of the present utility model, which includes a frame (not shown in the drawings), a powertrain mounted to the frame, and a wheel-side structure 1 of the vehicle according to the above embodiment of the present utility model, will be described below with reference to the drawings.

According to the vehicle of the embodiment of the utility model, by utilizing the wheel rim structure 1 of the vehicle of the embodiment of the utility model, the vehicle has the advantages of high comfort, good energy economy and the like.

According to some embodiments of the present utility model, as shown in fig. 1-3, there are at least two wheel rim structures 1 of the vehicle, the wheel rim structures 1 of the vehicle are respectively distributed on two sides of the power assembly in the left-right direction of the vehicle, and the input section 110 is in transmission connection with the power assembly.

For example, the power of the power assembly is output to the input section 110, the input section 110 is output to the output section 130 through the intermediate section 120, the first transmission 140 and the second transmission 150, the output section 130 transmits the power to the end cover 300 through the internal teeth and the external teeth, the end cover 300 is locked with the wheel end 220 through bolts to transmit the power to the wheel end 220, and the wheel end 220 transmits the driving force to the wheels through the wheel bolts to realize driving.

According to some embodiments of the present utility model, as shown in fig. 1-3, the vehicle further comprises a suspension and resilient torsion bar 2. The suspension comprises at least two mounting seats 3, at least two wheel edge structures 1 of the vehicle are arranged at intervals along the left-right direction of the vehicle, each inner cylinder 210 is connected with the corresponding mounting seat 3, and the two adjacent mounting seats 3 are connected through the elastic torsion bar 2.

Thus, when the left wheel end assembly 200 is jumped, the elastic torsion bar 2 can transmit the jumping force to the right wheel end assembly 200; when the right side wheel end assembly 200 beats, the elastic torsion bar 2 can transfer the jumping force to the left side wheel end assembly 200, the elastic torsion bar 2 plays a role of a transverse stabilizer, the mutual force transmission between the left side wheel end assembly 200 and the right side wheel end assembly 200 is ensured, the effect of stable stress of a vehicle body is achieved, and meanwhile, the mutual influence of the jumping between the left side wheel end assembly 200 and the right side wheel end assembly 200 can be greatly reduced due to the elasticity of the elastic torsion bar 2, so that the comfort effect of the similar independent suspension is realized.

The rim structure 1 of the vehicle according to the embodiment of the present utility model and other constructions and operations of the vehicle having the same are known to those skilled in the art, and will not be described in detail herein.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (18)

1. A wheel rim structure of a vehicle, characterized by comprising:

a half shaft comprising a plurality of shaft segments and at least one transmission connected between adjacent two of the shaft segments, the half shaft adapted to be connected to a powertrain;

the wheel end assembly is matched with the double tires, and is connected with the half shaft and driven to rotate by the half shaft.

2. The vehicle rim structure of claim 1, wherein the plurality of axle segments includes an input segment adapted to be connected with the powertrain, an intermediate segment, and an output segment connected with the wheel end assembly.

3. The rim structure of the vehicle according to claim 2, wherein the at least one transmission includes a first transmission and a second transmission, the input section and the intermediate section are connected by the first transmission, and the intermediate section and the output section are connected by the second transmission.

4. The wheel rim structure of a vehicle according to claim 2, wherein,

the wheel end assembly comprises an inner cylinder and a wheel end, the inner cylinder is sleeved on the output section and is suitable for being connected with a suspension, the wheel end surrounds the outer circumferential side of the inner cylinder and is supported by the inner cylinder, and the output section is in transmission connection with the wheel end so as to drive the wheel end to rotate relative to the inner cylinder.

5. The wheel rim structure of the vehicle according to claim 4, further comprising:

the outer periphery of the end cover is in transmission connection with the wheel end, the end cover is provided with a shaft hole, and the output section penetrates through the shaft hole and is in transmission connection with the end cover.

6. The rim structure of the vehicle according to claim 5, wherein an outer peripheral surface of an end of the output section remote from the input section is configured with external teeth, an inner periphery of the shaft hole is configured with internal teeth, and the external teeth and the internal teeth are meshed.

7. The wheel rim structure of the vehicle according to claim 6, further comprising:

the part of the output section, which extends out of the end cover, is provided with external threads, and the locking nut is matched with the external threads and is stopped at one side of the end cover, which is opposite to the inner cylinder.

8. The wheel rim structure of the vehicle according to claim 4, further comprising:

the first bearing is arranged between the wheel end and the inner cylinder;

and the second bearing is arranged between the inner cylinder and the output section.

9. The rim structure of the vehicle of claim 8, wherein the first bearing is disposed adjacent an end of the inner barrel facing away from the input section and the second bearing is disposed adjacent an end of the inner barrel facing toward the input section.

10. The rim structure of the vehicle according to claim 9, wherein the outer peripheral surface of the inner cylinder is provided with a first positioning groove, and an end of the first bearing facing the input section is stopped against a side wall of the first positioning groove.

11. The rim structure of the vehicle according to claim 9, wherein the inner circumferential surface of the inner cylinder is provided with a second positioning groove, the outer circumferential surface of the output section is provided with a positioning shoulder, an end of the second bearing facing away from the input section is stopped against a side wall of the second positioning groove, and an end of the second bearing facing toward the input section is stopped against the positioning shoulder.

12. The wheel rim structure of the vehicle according to claim 4, further comprising:

the brake disc is arranged in a split mode with the wheel end and in transmission connection, and surrounds the outer periphery side of the inner cylinder;

a service brake connected to at least one of the inner barrel and the suspension, the service brake selectively applying a braking force to the brake disc.

13. The rim structure of the vehicle according to claim 12, characterized by further comprising:

and the electronic parking system is connected with at least one of the inner cylinder and the suspension, and can selectively apply a parking force to the brake disc.

14. The rim structure of the vehicle according to claim 12, wherein an outer peripheral surface of the wheel end is configured with a stopper ring rim for stopping a rim, the brake disc being stopped against a side of the stopper ring rim facing away from the rim.

15. The rim structure of the vehicle according to claim 14, wherein the stopper ring side is provided with a mounting hole for mounting the rim, and a stop position of the brake disc with the stopper ring side is located inside the mounting hole in a radial direction of the stopper ring side.

16. The rim structure of the vehicle according to claim 14, wherein an end of the wheel end facing away from the rim is configured with a support ring edge that is fitted to an inner peripheral surface of the brake disc.

17. A vehicle, characterized by comprising:

a powertrain and a wheel rim structure of a vehicle according to any one of claims 1-16.

18. The vehicle of claim 17, further comprising:

the suspension comprises at least two mounting seats, wherein the number of the wheel edge structures of the vehicle is at least two, and the wheel edge structures of the vehicle are arranged at intervals along the left-right direction of the vehicle;

and the two adjacent installation seats are connected through the elastic torsion bar.