Integrated spoke disc and hub combined structure and wheel set

Abstract

The utility model provides an integrated spoke disc and hub combined structure and a wheel set. The integrated spoke disc and hub combined structure comprises a spoke disc and hub combined part and a rim detachably connected with the spoke disc and hub combined part. The spoke disc and hub assembly comprises a hub and two spoke discs, the spoke discs are arranged on the two sides of the hub, the spoke discs are integrally formed, and each spoke disc comprises a plurality of spoke bodies and a mounting part; the spoke main body comprises a first connecting part close to the mounting part and a second connecting part connected with the rim, and a wind breaking part is further arranged between the first connecting part and the second connecting part; the cross section of the wind breaking part is provided with a water-drop-shaped outline, and a windward end and a leeward end are formed at the thicker end and the thinner end of the water-drop-shaped outline in the height direction respectively. The air breaking part with the water-drop-shaped profile cross section can be used for dividing air flow, so that the air resistance is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bicycle wheel technical field, concretely relates to a integrated spoke disc and hub combination structure and wheel set. BACKGROUND

[0002] The bicycle rim wheel set is composed of rim, spoke and hub, the integrated spoke disc and hub combination of the prior art, the spoke disc hub combination spare and rim are detachably connected, this structure can adjust the spoke tension of wheel set according to the actual need of riding while reducing the weight. In order to reduce the wind resistance of wheel set, the utility model provides a integrated spoke disc and hub combination structure and wheel set. SUMMARY

[0003] The utility model provides a integrated spoke disc and hub combination structure and wheel set can effectively solve above -mentioned problem.

[0004] The utility model is realized as follows:

[0005] A integrated spoke disc and hub combination structure, including spoke disc hub combination spare;

[0006] The spoke disc hub combination spare includes hub and two spoke discs, the spoke disc is located two sides of the hub, the spoke disc is integrally formed, and a plurality of spoke main bodies and an installation part are included on the spoke disc;

[0007] The spoke main body includes a first connecting part close to the installation part and a second connecting part connected with the rim, and a wind-breaking part is further arranged between the first connecting part and the second connecting part;

[0008] The cross section of the wind-breaking part has a water drop shape profile, and the water drop shape profile forms a windward end and a leeward end along the relatively thick end and the relatively thin end in the height direction.

[0009] As a further improvement, the spoke disc and the rim are made of carbon fiber composite material.

[0010] As a further improvement, the cross section of the first connecting part and the second connecting part is circular, and a transition part is arranged between the wind-breaking part and the first connecting part and the second connecting part, and the cross section profile of the transition part gradually changes from the water drop shape at one end to the circular shape.

[0011] As a further improvement, the first connecting part and the second connecting part are coaxial, and the windward end is flush with the edge of the first connecting part on the side away from the leeward end.

[0012] As a further improvement, the first connecting portion and the second connecting portion are coaxial, and the wind-breaking end is higher than the edge of the first connecting portion on the side away from the leeward end.

[0013] As a further improvement, the second connecting portion is provided with a cap at the end close to the rim, the cap is provided with a threaded structure, the rim is provided with a spoke hole, and the cap is inserted into the spoke hole to cooperate with a nut to fasten and connect the spoke hub assembly on the rim.

[0014] As a further improvement, the cap and the nut are made of metal.

[0015] A wheel set comprising a tire and the integrated spoke disc and hub assembly.

[0016] The beneficial effects of the present application are:

[0017] The present application has lower wind resistance, the cross-sectional profile of the wind-breaking part on the spoke main body is drop-shaped, the drop-shaped wind-breaking effect is best, the drop-shaped wind-breaking part has a windward end and a leeward end, and during riding, the windward end is smooth and round without sharp protrusions, so that the airflow can be broken stably and orderly, and the broken airflow is continuously guided to the leeward end along the two sides, thereby effectively reducing the wind resistance and improving the rotation efficiency of the wheel set. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor.

[0019] Figure 1 is a structural schematic diagram provided by the first embodiment of the present application.

[0020] Figure 2 is a spoke disc structure schematic diagram provided by the first embodiment of the present application.

[0021] Figure 3 is a spoke main body structure schematic diagram provided by the first embodiment of the present application.

[0022] Figure 4 is a spoke main body structure schematic diagram provided by the second embodiment of the present application.

[0023] Figure 5 is a wheel set structure schematic diagram provided by the present application.

[0024] REFERENCE NUMERALS:

[0025] 1. A spoke disc hub assembly; 11. A spoke disc; 111. A spoke body; 1111. A wind breaking part; 11111. A windward end; 11112. A leeward end; 1112. A first connecting part; 1113. A second connecting part; 1114. A transition part; 112. A mounting part; 22. A hub; 2. A cap; 3. A rim; 4. A tire. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but merely represents selected embodiments of the present application.

[0027] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified.

[0028] Embodiment one:

[0029] Referring to Figures 1-3 As shown in the drawings, an integrated spoke disc and hub assembly structure includes a spoke disc hub assembly 1, a spoke disc 11 and a hub 22 assembly and a rim detachable connection, the spoke disc hub assembly 1 includes a hub 22 and two spoke discs 11, the spoke disc 11 is arranged on both sides of the hub 22, in this embodiment, the connection mode of the spoke disc 11 and the hub 22 is preferably bolted, but is not limited to bolted, the spoke disc 11 is integrally formed, the spoke disc 11 includes a plurality of spoke bodies 111 and a mounting part 112, the mounting part 112 is connected to both ends of the hub 22, the number of the spoke bodies 111 is not fixed, and can be selected according to the type, purpose of the bicycle and user demand, and the weaving mode of the spoke can also be woven according to demand, which is not limited to single-point outward radiation.

[0030] The spoke body 111 comprises a first connecting portion 1112 close to the mounting portion 112 and a second connecting portion 1113 connected with the rim, and a wind breaking portion 1111 is further arranged between the first connecting portion 1112 and the second connecting portion 1113.

[0031] The cross section of the wind breaking portion 1111 has a water drop shape, and the length-width ratio of the water drop shape is preferably provided in the prior art, and thus is not described in detail. The water drop shape has a relatively thick end and a relatively thin end in the height direction, and the relatively thick end and the relatively thin end form a windward end 11111 and a leeward end 11112, respectively. When the spoke body 111 rotates (when the rider rides forward), the windward end 11111 is smooth and has no sharp protrusion, so that the airflow can be broken stably and orderly, and the broken airflow can be continuously guided to the leeward end 11112 on both sides, thereby effectively reducing the wind resistance and improving the rotation efficiency of the wheel set.

[0032] Specifically, the spoke disc hub assembly 1 and the rim are made of carbon fiber composite material, thereby reducing the weight.

[0033] Specifically, the cross section of the first connecting portion 1112 and the second connecting portion 1113 is circular, which facilitates the transition of the first connecting portion 1112 and the mounting portion 112 to be integrally formed, for example, the carbon cloth is more convenient to cover and bend transition, and the stress of the connecting point is more uniform, and the second connecting portion 1113 is connected with the rim through existing parts, and a transition portion 1114 is arranged between the wind breaking portion 1111 and the first connecting portion 1112 and the second connecting portion 1113. The cross section profile of the transition portion 1114 gradually changes from a water drop shape at one end to a circular shape, which is more aesthetically pleasing and has a smoother surface without edges, and the wind breaking effect is better.

[0034] Specifically, the cross section profile of the first connecting portion 1112 and the second connecting portion 1113 is circular, and the radii are the same and coaxial, and the windward end 11111 is flush with the edge of the first connecting portion 1112 on the side away from the leeward end 11112.

[0035] Specifically, the second connecting portion 1113 is provided with a cap 2 at the end close to the rim, the cap 2 is provided with a threaded structure, the rim is provided with a spoke hole, and the cap 2 is inserted into the spoke hole and cooperates with a nut to tightly connect the spoke hub 22 assembly on the rim.

[0036] Specifically, the cap 2 and the nut are made of metal material, so that the connection has high structural strength and can better adjust the tension, and the cap 2 and the second connecting portion 1113 are not limited to be bonded or clamped.

[0037] Embodiment two:

[0038] As Figure 4As shown, different from the first embodiment, the windward end 11111 is higher than the edge of the first connecting part 1112 on the side away from the leeward end 11112, and the rest is the same as the first embodiment. The windward end of each part of the spoke main body 111 is not on the same straight line, the middle wind breaking part 1111 is more prominent, and the wind breaking effect is better. In the case that the diameters of the first connecting part 1112 and the second connecting part 1113 are the same, the cross-sectional area of the wind breaking part 1111 is set to be larger.

[0039] Referring to Figure 5 As shown, the utility model relates to a wheel set, which comprises an integrated spoke disc and hub combination structure, a rim and a tire 4 mentioned in the first or second embodiment, the rim 3 is detachably connected with the spoke disc and hub combination 1, and the tire 4 is installed on the rim 3.

[0040] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model. For those skilled in the art, the utility model can be variously changed and varied. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An integrated spoke disc and hub combination structure, comprising a spoke disc hub assembly (1), characterized in that: the spoke disc hub assembly (1) comprises a hub (22) and two spoke discs (11), the spoke discs (11) are arranged on both sides of the hub (22), the spoke discs (11) are integrally formed, and the spoke discs (11) comprise a plurality of spoke bodies (111) and a mounting portion (112); the spoke body (111) comprises a first connecting portion (1112) close to the mounting portion (112) and a second connecting portion (1113) connected with a rim, and a wind breaking portion (1111) is further arranged between the first connecting portion (1112) and the second connecting portion (1113); the wind breaking portion (1111) has a water drop-shaped cross section, the water drop-shaped cross section has a windward end (11111) and a leeward end (11112) formed at a thick end and a thin end along a height direction respectively, the first connecting portion (1112) and the second connecting portion (1113) are coaxial, the windward end (11111) is higher than an edge of the first connecting portion (1112) on a side away from the leeward end (11112), the windward ends of the parts of the spoke body (111) are not on the same straight line, the wind breaking portion (1111) in the middle is more prominent, wind breaking is given priority to, the wind breaking effect is better, and the cross-sectional area of the wind breaking portion (1111) is set to be larger in the case that the diameters of the first connecting portion (1112) and the second connecting portion (1113) are the same.

2. The one-piece disc-and-hub assembly of claim 1, wherein: The spoke disc (11) is made of carbon fiber composite material.

3. An integrated disc (11) and hub (22) assembly according to claim 2, wherein: The cross section of the first connecting portion (1112) and the second connecting portion (1113) is circular, a transition portion (1114) is arranged between the wind breaking portion (1111) and the first connecting portion (1112) and the second connecting portion (1113), and the cross section profile of the transition portion (1114) gradually changes from the water drop shape at one end to a circle.

4. The one-piece disc-and-hub assembly of claim 1, wherein: The second connecting portion (1113) is provided with a cap (2) at an end close to the rim, the cap (2) is provided with a threaded structure, the rim is provided with a spoke hole, the cap (2) is inserted into the spoke hole and cooperates with a nut to fasten and connect the spoke disc hub (22) assembly on the rim.

5. The one-piece disc-and-hub assembly of claim 4, wherein: The cap (2) and the nut are made of metal.

6. A wheel set comprising a rim (3) and a tyre (4), characterised in that, The integrated spoke disc (11) and hub (22) combination structure of any one of claims 1-5, and the tire (4) is mounted on the rim (3).

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