CN215098068U

CN215098068U - Anti extrusion bicycle frame

Info

Publication number: CN215098068U
Application number: CN202120383227.4U
Authority: CN
Inventors: 刘安城
Original assignee: Tianjin Jusheng Sports Equipment Co ltd
Current assignee: Tianjin Jusheng Sports Equipment Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-12-10
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses an anti-extrusion bicycle frame, which comprises a cross beam, an oblique beam, an upper back support and a lower back support, wherein one end of the cross beam is fixedly connected with the vertical supports, the upper ends of the vertical supports are fixedly connected with a saddle shaft sleeve, the lower ends of the vertical supports are fixedly connected with a pedal shaft sleeve, and one end of the lower back support is fixedly connected with a rear wheel shaft sleeve, the utility model has the advantages of reasonable structural design, production material saving and production cost reduction, the aesthetic property of the bicycle frame is effectively improved through the arranged color lamp strip and a wire harness sleeve, the extrusion force of external force to the bicycle frame in the transportation process can be reduced through the arranged rubber strip, the deformation of the bicycle frame is prevented, the anti-extrusion property of the bicycle frame can be increased through the arranged support frame, the bicycle frame is prevented from being deformed and damaged due to extrusion, the axial clamping groove and the T-shaped bulge are matched and connected, the replacement of the rubber strip, the color lamp strip and the wire harness sleeve is convenient, the use is flexible and convenient.

Description

Anti extrusion bicycle frame

Technical Field

The utility model relates to a bicycle technical field specifically is an anti extrusion bicycle frame.

Background

Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle. The bicycle is of various types, including single-person bicycles, double-person bicycles and multi-person bicycles.

In recent years, bicycles can be used as an environment-friendly vehicle for riding instead of walking and going out; more and more people use bicycles as fitness equipment for riding exercise and leisure travel tools; the bicycle itself is also a sport event, including road bike racing, mountain bike racing, field bike racing, stunt bike racing, and the like. The bicycle mainly comprises a frame, tires, pedals, a brake, a chain and other components, wherein the frame is a framework of the bicycle and is a basic structural body of the bicycle.

Most of bicycle frames in the prior art are formed by welding tubular structures, the extrusion resistance is insufficient, the bicycle frame pipes are easy to deform due to extrusion in the use or transportation process, the bicycle frames are too heavy due to the adoption of solid materials, the use is inconvenient, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti extrusion bicycle frame to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-extrusion bicycle frame comprises a cross beam, an oblique beam, an upper rear support and a lower rear support, wherein one end of the cross beam is fixedly connected with a front fork shaft sleeve, the other end of the cross beam is fixedly connected with the vertical support, the upper end of the vertical support is fixedly connected with a saddle shaft sleeve, the lower end of the vertical support is fixedly connected with a pedal shaft sleeve, the upper end of the oblique beam is fixedly connected with one side of the lower end of the front fork shaft sleeve, the lower end of the oblique beam is fixedly connected with the pedal shaft sleeve, the upper end of the upper rear support is fixedly connected with one side of the upper part of the vertical support, the lower end of the upper rear support is fixedly connected with a rear wheel shaft sleeve, one end of the lower rear support is fixedly connected with the pedal shaft sleeve, the other end of the lower rear support is fixedly connected with the rear wheel shaft sleeve, the cross beam, the oblique beam, the upper rear support, the lower rear support and the vertical support are all formed by processing round tubes, four axial clamping grooves are equidistantly arranged on the outer side wall of each round tube, the cross section of each axial clamping groove is T-shaped, a supporting frame is arranged in the round tube, a rubber strip is arranged in the axial clamping groove, the inner wall of the rubber strip is attached to the outer wall of the round tube, the inner side of the rubber strip is fixedly provided with a T-shaped bulge corresponding to the axial clamping groove.

As a further aspect of the present invention: the rubber strip can be replaced by a color lamp strip or a wire bundling sleeve, the inner wall of the color lamp strip and the inner wall of the wire bundling sleeve are attached to the outer wall of the circular tube, and T-shaped protrusions corresponding to the axial clamping grooves are fixedly arranged on the inner sides of the color lamp strip and the wire bundling sleeve.

As a further aspect of the present invention: the fixed connection points of the cross beam, the oblique beam, the upper back support, the lower back support, the front fork shaft sleeve, the vertical support, the saddle shaft sleeve, the pedal shaft sleeve and the rear wheel shaft sleeve are all in welded connection.

As a further aspect of the present invention: the circular tube is made of aluminum alloy.

As a further aspect of the present invention: the support frame includes dead lever, backup pad and baffle, the dead lever sets up with the axle center with the pipe, backup pad and dead lever fixed connection, and the backup pad is provided with four, and evenly sets up in dead lever week side, and the backup pad both ends pass through welded fastening with the drum inner wall and are connected, the baffle is fan-shaped, baffle and dead lever, backup pad fixed connection, a plurality of baffle equidistance setting, and perpendicular and dead lever and backup pad.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, practice thrift the production material, reduction in production cost, the effectual aesthetic property that has improved bicycle frame through the colored lamp area and the bunch cover that set up, the rubber strip through setting up can reduce the extrusion force of external force to bicycle frame in the transportation, prevent bicycle frame tubular product deformation, the anti extrusion performance that can increase bicycle frame through the support frame that sets up, prevent that bicycle frame from receiving the extrusion and leading to bicycle deformation to damage, connect through the protruding cooperation of axial draw-in groove and the T type that sets up, be convenient for change the rubber strip, colored lamp area and bunch cover, it is nimble convenient to use.

Drawings

FIG. 1 is a front view of an anti-extrusion bicycle frame.

FIG. 2 is a schematic cross-sectional view of a tube of an anti-extrusion bicycle frame.

FIG. 3 is a schematic view of a support frame of an anti-squeezing bicycle frame.

FIG. 4 is a schematic view of a cross-sectional structure of a color lamp strip in an anti-extrusion bicycle frame.

FIG. 5 is a cross-sectional view of a wire harness sleeve of an anti-extrusion bicycle frame.

In the figure: crossbeam 1, sloping 2, go up back support 3, back support 4, front fork axle sleeve 5, erects and props 6, saddle axle sleeve 7, pedal axle sleeve 8, rear wheel axle sleeve 9, pipe 10, axial draw-in groove 11, dead lever 12, backup pad 13, baffle 14, rubber strip 15, T type arch 16, colored light area 17, bunch cover 18 down.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, in the embodiment of the present invention, an anti-extrusion bicycle frame comprises a cross beam 1, an oblique beam 2, an upper back support 3 and a lower back support 4, wherein one end of the cross beam 1 is fixedly connected with a front fork shaft sleeve 5, the other end of the cross beam is fixedly connected with the vertical support 6, the upper end of the vertical support 6 is fixedly connected with a saddle shaft sleeve 7, the lower end of the vertical support 6 is fixedly connected with a pedal shaft sleeve 8, the upper end of the oblique beam 2 is fixedly connected with one side of the lower end of the front fork shaft sleeve 5, the lower end of the oblique beam is fixedly connected with the pedal shaft sleeve 8, the upper end of the upper back support 3 is fixedly connected with one side of the upper portion of the vertical support 6, the lower end of the upper back support is fixedly connected with a back wheel shaft sleeve 9, one end of the lower back support 4 is fixedly connected with the pedal shaft sleeve 8, the other end of the lower back support is fixedly connected with the back wheel shaft sleeve 9, the fixed connection points of the cross beam 1, the oblique beam 2, the upper back support 3, the lower back support 4, the front fork shaft sleeve 5, the vertical support 6, the saddle shaft sleeve 7, the pedal shaft sleeve 8 and the back wheel shaft sleeve 9 are all welded, the fixing is firm and not easy to loose, the cross beam 1, the oblique beam 2, the upper back support 3, the lower back support 4 and the vertical support 6 are all processed by a round tube 10, the round tube 10 is made of aluminum alloy until being lighter and not easy to rust, four axial clamping grooves 11 are equidistantly arranged on the outer side wall of the round tube 10, the cross section of each axial clamping groove 11 is T-shaped, a support frame is arranged in the round tube 10, the anti-extrusion performance of the bicycle frame can be improved, the bicycle frame is prevented from being deformed and damaged due to extrusion, the anti-extrusion performance of the bicycle frame can be enhanced without adopting solid materials, the production materials are saved, the production cost is reduced, the support frame comprises a fixed rod 12, a support plate 13 and a partition plate 14, the fixed rod 12 and the round tube 10 are coaxially arranged, the support plate 13 is fixedly connected with the fixed rod 12, the support plate 13 is provided with four support plates and evenly arranged on the periphery of the fixed rod 12, and two ends of the support plate 13 are fixedly connected with the inner wall of the round tube 10 by welding, baffle 14 is fan-shaped, baffle 14 and dead lever 12, backup pad 13 fixed connection, and 14 equidistance settings of a plurality of baffles, and perpendicular and dead lever 12 and backup pad 13, at first the preparation support frame during the installation, then insert the support frame in 1 welding of pipe fixed can, the installation is fixed simple and convenient, install rubber strip 15 in the axial draw-in groove 11, can reduce the extrusion force of external force to bicycle frame in the transportation, prevent bicycle frame tubular product deformation, 15 inner walls of rubber strip and the laminating of 10 outer walls of pipe, 15 inboard fixed T type archs 16 that correspond with axial draw-in groove 11 that are provided with of rubber strip, be convenient for change rubber strip 15, it is nimble convenient to use.

Example 2

Please refer to fig. 4-5, in the embodiment of the utility model provides an anti extrusion bicycle frame, still include colored light area 17 and person bunch cover 18, rubber strip 15 can be replaced to colored light area 17 or bunch cover 18, and colored light area 17, bunch cover 18 inner wall and the laminating of 10 outer walls of pipe, and colored light area 17, the fixed T type that corresponds with axial draw-in groove 11 that is provided with of bunch cover 18 inboard are protruding 16, are convenient for change rubber strip 15, colored light area 14 and bunch cover 18, and it is nimble convenient to use, the effectual aesthetic property that improves bicycle frame can also be restrainted with the brake cable, can not be in disorder.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an anti extrusion bicycle frame, includes crossbeam (1), sloping (2), goes up back support (3) and back support (4) down, its characterized in that, crossbeam (1) one end front fork axle sleeve (5) fixed connection, the other end and perpendicular support (6) fixed connection, perpendicular support (6) upper end fixedly connected with saddle axle sleeve (7), lower extreme fixedly connected with pedal axle sleeve (8), sloping (2) upper end and front fork axle sleeve (5) lower extreme one side fixed connection, lower extreme and pedal axle sleeve (8) fixed connection, go up back support (3) upper end and perpendicular support (6) upper portion one side fixed connection, lower extreme and rear wheel axle sleeve (9) fixed connection, back support (4) one end and pedal axle sleeve (8) fixed connection down, the other end and rear wheel axle sleeve (9) fixed connection, crossbeam (1), sloping (2), last back support (3), Prop (4) and erect and prop (6) and form by pipe (10) processing down, pipe (10) lateral wall equidistance is provided with four axial draw-in grooves (11), and axial draw-in groove (11) cross-section is the T type, install the support frame in pipe (10), install rubber strip (15) in axial draw-in groove (11), rubber strip (15) inner wall and pipe (10) outer wall laminating, the inboard fixed T type that is provided with and corresponds with axial draw-in groove (11) arch (16) of rubber strip (15).

2. The anti-extrusion bicycle frame as claimed in claim 1, wherein the rubber strip (15) can be replaced by a color lamp strip (17) or a wire bundling sleeve (18), the inner walls of the color lamp strip (17) and the wire bundling sleeve (18) are attached to the outer wall of the circular tube (10), and T-shaped protrusions (16) corresponding to the axial clamping grooves (11) are fixedly arranged on the inner sides of the color lamp strip (17) and the wire bundling sleeve (18).

3. An anti-extrusion bicycle frame as claimed in claim 1 or 2, characterised in that the fixed connection points of the cross beam (1), the oblique beam (2), the upper back support (3), the lower back support (4), the front fork bush (5), the vertical support (6), the saddle bush (7), the pedal bush (8) and the rear wheel bush (9) are all welded.

4. An anti-extrusion bicycle frame as claimed in claim 1 or 2, characterised in that the tube (10) is made of aluminium alloy.

5. The frame for the anti-extrusion bicycle as claimed in claim 1 or 2, wherein the supporting frame comprises fixing rods (12), supporting plates (13) and partition plates (14), the fixing rods (12) and the circular tube (10) are coaxially arranged, the supporting plates (13) are fixedly connected with the fixing rods (12), the number of the supporting plates (13) is four, and the supporting plates are uniformly arranged on the periphery of the fixing rods (12), the two ends of the supporting plates (13) are fixedly connected with the inner wall of the circular tube (10) through welding, the partition plates (14) are fan-shaped, the partition plates (14) are fixedly connected with the fixing rods (12) and the supporting plates (13), and the partition plates (14) are equidistantly arranged and are perpendicular to the fixing rods (12) and the supporting plates (13).