CN210454313U

CN210454313U - Lightweight wheel

Info

Publication number: CN210454313U
Application number: CN201920461329.6U
Authority: CN
Inventors: 贺桂春
Original assignee: Guangdong Wanfeng Motorcycle Wheel Co ltd
Current assignee: Guangdong Wanfeng Motorcycle Wheel Co ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-05-05
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a lightweight wheel relates to a wheel, and it includes rim, wheel hub and connects rim and wheel hub's spoke, and wherein, rim circumference surface is provided with the recess that extends to the spoke, and the body is provided with the lightening through-hole along length direction, and the wheel hub surface is provided with the lightening hole, and first connecting portion are provided with the second recess with the inside of wheel hub junction. The utility model discloses a be provided with the recess that extends to the spoke on rim circumference surface, be provided with the lightening through-hole along length direction at the body, set up the lightening hole on the wheel hub surface to and be provided with the second recess in the inside of first connecting portion and wheel hub junction, under the prerequisite that satisfies the intensity requirement, can alleviate the weight of wheel, reduce the manufacturing cost of wheel, and make the motorcycle at the in-process of traveling, reduced the oil consumption, practiced thrift user's use cost.

Description

Lightweight wheel

Technical Field

The utility model relates to a wheel, especially a lightweight wheel.

Background

The wheel of the motorcycle in the prior art, the internal material is thick and the appearance is complicated for the whole weight of wheel is heavier, has increased manufacturing cost, and in the process of motorcycle driving, heavier tire can make the oil consumption of motorcycle increase, has improved user's use cost.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve at least one of the above-mentioned technical problems in the related art to a certain extent. Therefore, the utility model provides a low in production cost, light in weight, steady, safe wheel.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a lightweight wheel, includes rim, wheel hub and connects the spoke of rim and wheel hub, wherein, rim circumference surface is provided with the recess that extends to the spoke, the spoke includes long banding body, connection the body with wheel hub's first connecting portion and connection the body with the second connecting portion of rim, the body is provided with along length direction and subtracts heavy through-hole, the wheel hub surface is provided with subtracts the heavy hole, wheel hub with the inside of first connecting portion junction is provided with the second recess.

The utility model discloses a be provided with the recess that extends to the spoke on rim circumference surface, the recess can reduce the tissue defect that this position feeding is bad to bring, satisfy rim basic performance requirement, satisfy the customer requirement, also can reduce the weight of wheel, through be provided with at the body along length direction and subtract heavy through-hole, set up the lightening hole on the wheel hub surface, and be provided with the second recess in the inside of first connecting portion and wheel hub junction, under the prerequisite that satisfies the intensity requirement, can alleviate the weight of wheel, reduce the manufacturing cost of wheel, and make the motorcycle at the in-process of traveling, the oil consumption has been reduced, user's use cost has been practiced thrift.

As an improvement of the technical scheme, a cavity is arranged in the hub, and the second groove is communicated with the cavity. The cavity is arranged in the hub, so that the weight of the wheel can be further reduced, the production cost of the wheel is saved, and the oil consumption of the motorcycle in the driving process is reduced.

As the further improvement of the technical scheme, a first screw column is arranged on the hub, a second screw column is arranged on the spoke, and the diameter of the first screw column is smaller than that of the second screw column. Through being provided with first screw post and second screw post, can install bigger brake disc on the wheel, further improve brake stability and brake performance.

Further, the one end that the spoke was kept away from to the second lead screw is provided with the screw hole, second lead screw and spoke junction are provided with fretwork portion. The hollow part is arranged on the second screw post, so that on one hand, the weight of the wheel can be further reduced, the production cost of the wheel is saved, and the oil consumption of the motorcycle in the driving process is reduced; and on the other hand, the casting performance of the second screw post can be met.

Furthermore, a connecting wall is formed between the groove and the weight-reducing through hole, and the wall thickness of the connecting wall is equal to that of the rim. The thickness that makes the rim department that sets up the recess like this is the same with all the other thickness of departments of rim, ensures that the wall thickness of rim is even, satisfies the rim order, at the uniform velocity, rapid cooling condition, can promote production efficiency, and the tissue of rim is more stable when casting, has improved the performance of wheel.

Furthermore, the lightening holes and the spokes are arranged in a staggered mode and are not arranged on the same straight line. When the wheel rotates, the wheel hub can provide supporting force for the spokes, the lightening holes and the spokes are arranged in a staggered mode, the phenomenon that the wheel hub is easy to break when the wheel is stressed can be prevented, and the strength of the wheel is further improved.

Furthermore, the spoke is provided with five, five spoke circumference equipartition sets up. The five-point support of the rim can be realized by the arrangement, so that the structure of the wheel is more stable, the rim is not easy to deform when stressed, and the strength of the wheel is further improved.

Further, the width of the body is gradually reduced from the second connecting portion toward the first connecting portion. When the wheel is stressed, the stress of the joint of the spoke and the rim is large, the width of the second connecting part of the joint of the spoke and the rim is large, the strength of the second connecting part can be enhanced, the phenomenon that the second connecting part is easy to break when the wheel is stressed is prevented, the width of the body is gradually reduced towards the first connecting part by the second connecting part instead of being reduced in a step shape, and the situation that the spoke is easy to break due to large local stress when the spoke is stressed is prevented.

The utility model has the advantages that: the utility model discloses a be provided with the recess that extends to the spoke on rim circumference surface, the recess can reduce the tissue defect that this position feeding is bad to bring, satisfy rim basic performance requirement, satisfy the customer requirement, also can reduce the weight of wheel, through be provided with at the body along length direction and subtract heavy through-hole, set up the lightening hole on the wheel hub surface, and be provided with the second recess in the inside of first connecting portion and wheel hub junction, under the prerequisite that satisfies the intensity requirement, can alleviate the weight of wheel, reduce the manufacturing cost of wheel, and make the motorcycle at the in-process of traveling, the oil consumption has been reduced, user's use cost has been practiced thrift.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic left side view of the structure of FIG. 1;

FIG. 3 is a cross-sectional view taken at A in FIG. 1;

FIG. 4 is a cross-sectional view taken at B of FIG. 1;

FIG. 5 is a partial schematic structural view of the rear view of FIG. 1;

fig. 6 is a sectional view at F in fig. 5.

Detailed Description

Referring to fig. 1 to 6, an embodiment of the present invention provides a light-weight wheel, including a rim 100, a hub 200, and a spoke 300 connecting the rim 100 and the hub 200, wherein a circumferential surface of the rim 100 is provided with a groove 110 extending to the spoke 300, the spoke 300 includes a long strip-shaped body 310, a first connecting portion 320 connecting the body 310 and the hub 200, and a second connecting portion connecting the body 310 and the hub 100, the body 310 is provided with a lightening through hole 311 along a length direction, a surface of the hub 200 is provided with a lightening hole 220, and a second groove 321 is provided in a connection between the first connecting portion 320 and the hub 200. Compared with the prior art, the utility model discloses a be provided with the recess 110 that extends to spoke 300 on rim 100 circumference surface, recess 110 can reduce the tissue defect that this position feeding is bad brings, satisfy rim 100 basic performance requirement, satisfy the customer requirement, also can reduce the weight of wheel, through be provided with at body 310 along length direction and subtract heavy through-hole 311, set up lightening hole 220 on wheel hub 200 surface, and be provided with second recess 321 in the inside of first connecting portion 320 and wheel hub 200 junction, make the utility model discloses a wheel has alleviateed 16% -18% than the weight of traditional wheel, but the structural strength of wheel is roughly the same with the structural strength of traditional wheel. The embodiment of the utility model provides a can alleviate the weight of wheel, reduce the manufacturing cost of wheel to make the motorcycle at the in-process of traveling, reduced the oil consumption, practiced thrift user's use cost. Specifically, a channel 230 through which the rotating shaft passes is arranged in the middle of the hub 200, a part surrounding the channel 230 is hollow, the hub 200 is a shell structure with the channel 230 in the middle, and supporting parts 231 for supporting the rotating shaft are arranged at two ends of the channel 230; five lightening holes 220 are uniformly distributed on the surface of the hub 200 in the circumferential direction, and the arrangement of the lightening holes 220 can avoid the situation that the supporting part 231 is subjected to larger local stress, so that the structural strength of the wheel is indirectly improved; on the other hand, the arrangement of the lightening holes 220 can reduce the wall thickness of the hub 200, the hub can be rapidly cooled during processing, the crystallization performance of the internal structure of the hub is optimized, and the structure of the hub is more compact; the inner sidewall of the hub 200 where it connects with the first connection portion 320 is recessed toward the spoke 300 to form a second groove 321. On the basis of meeting the strength requirement of the hub 200, the weight of the wheel can be reduced, the production cost of the wheel is saved, and the oil consumption of the motorcycle in the driving process is reduced. The cross section of the groove 110 is triangular, and the area is smaller as the groove is closer to the spoke 300, so that the weight of the rim 100 can be reduced to the maximum extent on the premise of meeting the strength of the wheel.

Preferably, a cavity 260 is provided in the hub 200, and the second groove 350 communicates with the cavity 260. The cavity 260 is arranged in the hub 200, so that the weight of the wheel can be further reduced, the production cost of the wheel is saved, and the oil consumption of the motorcycle in the driving process is reduced. Specifically, a channel 230 for the rotating shaft to pass through is arranged in the middle of the hub 200, a part surrounding the channel 230 is hollowed to form the cavity 260, and a second groove 321 arranged inside the connection part of the first connection part 320 and the hub 200 is communicated with the cavity 260.

Preferably, a first screw boss 400 is disposed on the hub 200, a second screw boss 500 is disposed on the spoke 300, and a diameter of the first screw boss 400 is smaller than a diameter of the second screw boss 500. Through being provided with first screw post 400 and second screw post 500, can install bigger brake disc on the wheel, further improve brake stability and brake performance. Specifically, the diameter of the first corkscrew 400 is set to be the size of the existing corkscrew, and the diameter of the second corkscrew 500 is 1.5-3 times of the existing corkscrew, and is installed on the spoke 300, so that a larger brake disc can be installed, and the braking stability and the braking performance are better.

Preferably, a threaded hole is formed at an end of the second stud 500 away from the spoke 300, and a hollow 510 is formed at a connection position of the second stud 500 and the spoke 300. Since the diameter of the second screw column 500 is larger than that of the existing screw column, the hollow part 510 is arranged on the second screw column 500, so that on one hand, the weight of the wheel can be further reduced, the production cost of the wheel can be saved, and the oil consumption of the motorcycle in the driving process can be reduced; on the other hand, the hollow-out portion 510 can reduce the tissue defect caused by the defective feeding at the position, and satisfy the casting performance of the second screw stud 500.

Preferably, a connecting wall 130 is formed between the lightening through holes 311 of the recess 110, and the wall thickness of the connecting wall 130 is equal to that of the rim 100. The thickness of the rim 100 with the groove 110 is the same as the thickness of the rest of the rim 100, the wall thickness of the rim 100 is uniform, the conditions of the rim 100 in sequence, uniform speed and rapid cooling are met, the production efficiency can be improved, the structure of the rim 100 is more stable during casting, and the performance of the wheel is improved.

Preferably, the lightening holes 220 and the spokes 300 are arranged in a staggered manner and are not arranged on the same straight line. When the wheel rotates, the hub 200 provides a supporting force for the spokes 300, and the lightening holes 220 and the spokes 300 are arranged in a staggered manner, so that the phenomenon that the hub 200 is easy to break when the wheel is stressed can be prevented, and the strength of the wheel is further improved. Specifically, five spokes 300 are uniformly distributed in the circumferential direction, five lightening holes 220 are also formed in the spokes, and the lightening holes 220 are formed in the surface of the hub 200 corresponding to the space between two adjacent spokes 300.

Preferably, the inner ring of the rim 100 can be uniformly provided with a plurality of spokes 300 connected with the hub 200, so as to ensure the structural strength of the wheel, reduce the weight of the wheel, specifically, the wheel is uniformly provided with five spokes 300, so that five-point support can be realized on the rim 100, the structure of the wheel is more stable, and the rim 100 is not easy to deform when stressed.

Preferably, the width of the body 310 is gradually reduced from the second connection part 330 toward the first connection part 320. When the wheel is stressed, the stress on the joint of the spoke 300 and the rim 100 is large, the width of the second connecting part 330 at the joint of the spoke 300 and the rim 100 is large, the strength of the second connecting part 330 can be enhanced, the phenomenon that the second connecting part 330 is easy to break when the wheel is stressed is prevented, the width of the body 310 is gradually reduced from the second connecting part 330 to the first connecting part 320 instead of being reduced in a step shape, and the phenomenon that the spoke 300 is easy to break due to large local stress when the spoke 300 is stressed is prevented.

Preferably, the body 310 is provided with a third groove 312, the third groove 312 is disposed on a side of the body 310 away from the second screw post 500, and the third groove 312 is disposed along a length direction of the body 310. Therefore, the weight of the wheel can be further reduced, the production cost of the wheel is saved, and the oil consumption of the motorcycle in the driving process is reduced.

Optimally, a small gradient is arranged on the side wall of one end of the spoke 300 close to the rim 100, so that the material can be saved, the weight is lightened, and the spoke has more three-dimensional aesthetic feeling.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lightweight wheel comprising a rim (100), a hub (200) and spokes (300) connecting the rim (100) and the hub (200), characterized in that: rim (100) circumferential surface is provided with and extends to recess (110) of spoke (300), spoke (300) include long banding body (310), connect body (310) with first connecting portion (320) and the connection of wheel hub (200) body (310) with second connecting portion (330) of rim (100), body (310) are provided with along length direction and subtract heavy through-hole (311), wheel hub (200) surface is provided with and subtracts heavy hole (220), first connecting portion (320) with the inside of wheel hub (200) junction is provided with second recess (321).

2. A light weight wheel as claimed in claim 1, wherein: a cavity (260) is arranged in the hub (200), and the second groove (321) is communicated with the cavity (260).

3. A light weight wheel as claimed in claim 1, wherein: be provided with first screw post (400) on wheel hub (200), be provided with second screw post (500) on spoke (300), the diameter of first screw post (400) is less than the diameter of second screw post (500).

4. A lightweight wheel according to claim 3, wherein: one end, far away from spoke (300), of second lead screw (500) is provided with the screw hole, second lead screw (500) and spoke (300) junction are provided with fretwork portion (510).

5. A light weight wheel as claimed in claim 1, wherein: a connecting wall (130) is formed between the groove (110) and the weight-reducing through hole (311), and the wall thickness of the connecting wall (130) is equal to that of the rim (100).

6. A light weight wheel as claimed in claim 1, wherein: the lightening holes (220) and the spokes (300) are arranged in a staggered mode and are not arranged on the same straight line.

7. A light weight wheel as claimed in claim 1, wherein: five spokes (300) are arranged, and the five spokes (300) are uniformly distributed on the circumference.

8. A light weight wheel as claimed in claim 1, wherein: the width of the body (310) is gradually reduced from the second connecting part (330) to the first connecting part (320).