Insertion type chain wheel frame suitable for being assembled on various motorcycle models

Abstract

The utility model discloses a plug-in type chain wheel frame suitable for assembly of various motorcycle models, which comprises a chain wheel disc and a chain wheel frame, the chain wheel disc is provided with a mounting hole, the chain wheel frame is sleeved in the mounting hole, the outer wall of the chain wheel frame is uniformly provided with a plurality of second concave parts, and first concave parts are arranged at positions corresponding to the second concave parts in the mounting hole; a first guide surface is arranged on the inner wall of the mounting hole, and a second guide surface is arranged on the outer wall of the chain wheel frame; protruding blocks are arranged at the positions, corresponding to the second concave parts, of the inner wall of the chain wheel frame. A groove is formed in the chain wheel disc, and the mounting hole is formed in the groove; the chain wheel frame capable of being inserted is additionally arranged on the chain wheel disc, the slotted hole is formed by the second concave portion on the chain wheel frame and the first concave portion on the chain wheel disc, and therefore the chain wheel can be suitable for motorcycle axles of different sizes, applicability of the chain wheel is effectively improved, customized design cost can be reduced, and benefits are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of motorcycle accessories, in particular to an inserted sprocket frame suitable for assembling various motorcycle models. Background Art

[0002] Motorcycle is a common means of transportation, which has the advantages of being light, flexible and easy to operate. The driving wheel and the driven wheel of the motorcycle are generally driven by sprockets and chains. In the prior art, since the sprocket frame adopts an integrated design, and the axle sizes of different types of motorcycles are different, the existing sprocket frame structure cannot be applied to different types of motorcycles. Therefore, customized design is required for different models, which reduces efficiency. Utility Model Content

[0003] The purpose of the utility model is to provide an inserted sprocket frame suitable for assembling various motorcycle models, so as to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: an inserted sprocket frame suitable for assembly of various motorcycle models, comprising a sprocket plate and a sprocket frame, the sprocket plate being provided with a mounting hole, the sprocket frame being sleeved in the mounting hole, a plurality of second recesses being evenly distributed on the outer wall of the sprocket frame, and a first recess being provided at a position in the mounting hole corresponding to the second recess.

[0005] Preferably, a first guide surface is provided on the inner wall of the mounting hole, and a second guide surface is provided on the outer wall of the sprocket frame.

[0006] Preferably, a protrusion is provided on the inner wall of the sprocket frame at a position corresponding to the second recess.

[0007] Preferably, a groove is provided on the sprocket disc, and the mounting hole is opened in the groove.

[0008] Preferably, a plurality of through holes are evenly distributed on the outer side of the mounting hole, and the through holes are opened in the groove.

[0009] Preferably, a plurality of cog teeth are evenly distributed on the outer wall of the sprocket wheel.

[0010] The utility model provides an insertable sprocket frame suitable for assembly on various motorcycle models, the advantage of which is that the utility model adds an insertable sprocket frame on the sprocket plate, and utilizes the second recess on the sprocket frame and the first recess on the sprocket plate to form a slot hole, so that the sprocket can be applied to motorcycle axles of different sizes, thereby effectively improving the applicability of the sprocket, reducing the cost of customized design, and improving efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is an exploded view of the overall three-dimensional structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the overall main structure of the utility model.

[0014] In the figure: 1, sprocket plate; 11, cog; 12, groove; 13, mounting hole; 14, first guide surface; 15, first recess; 16, through hole; 2, sprocket frame; 21, second guide surface; 22, second recess; 23, protrusion. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-2 The utility model provides an embodiment: an inserted sprocket frame suitable for assembly of various motorcycle models, including a sprocket disc 1 and a sprocket frame 2, a mounting hole 13 is provided on the sprocket disc 1, a sprocket frame 2 is sleeved in the mounting hole 13, a plurality of second recesses 22 are evenly distributed on the outer wall of the sprocket frame 2, a first recess 15 is provided at a position corresponding to the second recess 22 in the mounting hole 13, the mounting hole 13 is used to accommodate the sprocket frame 2, the first recess 15 and the second recess 22 constitute a slot, and the slot is used to install a screw; a first guide surface 14 is provided on the inner wall of the mounting hole 13, and a first guide surface 14 is provided on the outer wall of the sprocket frame 2 A second guide surface 21 is provided, and the first guide surface 14 is used to cooperate with the second guide surface 21 for guiding and limiting; a protrusion 23 is provided on the inner wall of the sprocket frame 2 at a position corresponding to the second recess 22, and the protrusion 23 is used to improve the strength of the second recess 22; a groove 12 is provided on the sprocket plate 1, and a mounting hole 13 is opened in the groove 12, and the groove 12 is used to assist in positioning the central axis; a plurality of through holes 16 are evenly distributed on the outer side of the mounting hole 13, and the through holes 16 are opened in the groove 12, and the through holes 16 are used to install screws; a plurality of cogs 11 are evenly distributed on the outer wall of the sprocket plate 1, and the cogs 11 are used to install the chain.

[0017] Working principle: In the utility model, the sprocket plate 1 is installed with the sprocket frame 2 through the mounting hole 13. This process is guided and limited by the first guide surface 14 in combination with the second guide surface 21. The first recess 15 and the second recess 22 constitute a slot. The slot and the through hole 16 are both used to install screws, which are suitable for the center axis of a small diameter wheel. The through hole 16 is suitable for the center axis of a large diameter wheel. The cog 11 is used to install the chain, the groove 12 is used to assist in positioning the center axis, and the protrusion 23 is used to increase the strength at the second recess 22.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0020] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An insert type sprocket frame suitable for assembly of various motorcycle models, comprising a sprocket plate (1) and a sprocket frame (2), characterized in that: The sprocket disc (1) is provided with a mounting hole (13), a sprocket frame (2) is sleeved in the mounting hole (13), a plurality of second recesses (22) are evenly distributed on the outer wall of the sprocket frame (2), and a first recess (15) is provided in the mounting hole (13) at a position corresponding to the second recess (22).

2. The insert sprocket frame suitable for assembly of various motorcycle models according to claim 1, characterized in that: A first guide surface (14) is provided on the inner wall of the mounting hole (13), and a second guide surface (21) is provided on the outer wall of the sprocket frame (2).

3. The insert sprocket frame suitable for assembly of various motorcycle models according to claim 2, characterized in that: A convex block (23) is provided on the inner wall of the sprocket frame (2) at a position corresponding to the second recess (22).

4. The insert type sprocket frame suitable for assembly of various motorcycle models according to claim 1, characterized in that: The sprocket wheel (1) is provided with a groove (12), and the mounting hole (13) is opened in the groove (12).

5. The insert type sprocket frame suitable for assembly of various motorcycle models according to claim 4, characterized in that: A plurality of through holes (16) are evenly distributed on the outer side of the mounting hole (13), and the through holes (16) are opened in the groove (12).

6. The insert sprocket frame suitable for assembly of various motorcycle models according to claim 4, characterized in that: A plurality of cog teeth (11) are evenly distributed on the outer wall of the sprocket wheel (1).

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