CN219687528U - Anti-extrusion type carbon fiber bicycle frame - Google Patents

Abstract

The utility model relates to the technical field of frames, in particular to an anti-extrusion type carbon fiber bicycle frame which comprises a central shaft, wherein an upright post is fixedly arranged at the upper end of the central shaft, an inclined strut is fixedly arranged at one side of the central shaft in an inclined manner, a cross beam is fixedly arranged at one side of the upper end of the upright post, the inclined strut is fixedly connected with the end part of the cross beam, a front shaft component is fixedly arranged at the position where the inclined strut is connected with the cross beam, a tail frame is transversely and fixedly arranged at the other side of the outer part of the central shaft, a tail strut is fixedly arranged at the other end of the tail frame in an inclined manner, and the other end of the tail strut is fixedly connected with the upper end of the upright post.

Description

Anti-extrusion type carbon fiber bicycle frame

Technical Field

The utility model relates to an anti-extrusion carbon fiber bicycle frame, and belongs to the technical field of frames.

Background

The frame is used as the framework of the whole bicycle, so that the correctness and the comfortableness of the riding posture are influenced to the greatest extent. The frame component is a basic structural body of the bicycle, a framework and a main body of the bicycle, other components are directly or indirectly arranged on the frame, and along with the development of modern materials, the prior carbon fiber bicycle frame is widely applied, the carbon fiber has high strength and light weight, is the frame material with the lightest weight at present, and the carbon fiber tube is formed by overlapping a layer of tubes after being woven into carbon fiber cloth by a silk fiber line.

The publication number is: CN217706124U, an anti extrusion carbon fiber bicycle frame, including the horizontal pole, the right side of horizontal pole is equipped with the connecting rod, the below of horizontal pole is equipped with the stiffening rod, the screw thread has been seted up to the surface of stiffening rod, the surface threaded connection of stiffening rod has the screwed ring, the top fixedly connected with screw thread cover of screwed ring, the inner circle of screw thread cover and the surface threaded connection of connecting rod, threaded shrinkage pool has been seted up to the left end of connecting rod, the inner wall threaded connection of threaded shrinkage pool has screwed joint, screwed joint's left end and the right-hand member fixed connection of horizontal pole, the left side of horizontal pole is equipped with the bracing piece, the right-hand member of bracing piece is seted up flutedly. This anti extrusion carbon fiber bicycle frame can be after connecting the installation more firm, the anti extrusion performance after having improved the frame installation to avoid frame junction to receive the problem of taking off the crack after the extrusion, accelerated simultaneously to the connection installation rate of frame, however when using, when the frame receives great impact force, cause the frame to produce sunkenly easily, lead to deformation, and when using, when being connected between frame and the handlebar, the sleeve pipe of frame front end is mostly adopted cup joint on the epaxial of handlebar, accomplish the installation, the shock attenuation of automobile body front end only relies on the shock attenuation of front wheel position to accomplish, shock attenuation effect is relatively poor.

The utility model has stronger anti-extrusion performance when in use, and is convenient for assisting the front wheel to absorb shock and reducing the shock effect of the front side of the vehicle body when in use.

Disclosure of Invention

The utility model aims to solve the problems and provide the anti-extrusion type carbon fiber bicycle frame, when the anti-extrusion type carbon fiber bicycle frame is used, the anti-extrusion performance is improved by adopting an anti-extrusion part to support the inside of the frame, and when the anti-extrusion type carbon fiber bicycle frame is connected with a front wheel and a handlebar, the anti-extrusion type carbon fiber bicycle frame is convenient to assist in damping of the front side of a bicycle body and improves riding experience through a damping block and a spring.

The utility model realizes the aim through the following technical scheme that the anti-extrusion type carbon fiber bicycle frame comprises a central shaft, wherein an upright post is fixedly arranged at the upper end of the central shaft, an inclined strut is obliquely and fixedly arranged at one side of the central shaft, a cross beam is fixedly arranged at one side of the upper end of the upright post, the inclined strut is fixedly connected with the end part of the cross beam, a front shaft component is fixedly arranged at the position where the inclined strut is connected with the cross beam, a tail frame is transversely and fixedly arranged at the other side of the outer part of the central shaft, a tail strut is obliquely and fixedly arranged at the other end of the tail frame, the other end of the tail strut is fixedly connected with the upper end of the upright post, the tail frame and the tail strut are distributed in a V shape, and the upright post, the inclined strut, the cross beam, the tail frame and the tail strut are all made of hollow carbon fiber tubes, the upright post, the diagonal bracing, the cross beam, the tail frame and the tail support are uniformly and fixedly provided with anti-extrusion parts, the anti-extrusion parts are in radial structures, when the anti-extrusion parts are used, the middle shaft, the upright post, the diagonal bracing, the cross beam, the tail frame, the tail support and the front shaft assembly are connected to form a frame, the front wheel and the handlebar are arranged on the front shaft assembly, the rear wheel is arranged between the tail frames, the saddle is arranged on the upright post, the pedals are arranged on the middle shaft, and the pedals are connected with the rear wheel, when the installation is completed, the upright post, the diagonal bracing, the cross beam, the tail frame and the tail support are all made of hollow carbon fiber tubes, the anti-extrusion parts have the effect of light weight, and are adopted, when the anti-extrusion parts are extruded, the anti-extrusion parts are convenient to support, the extrusion resistance effect is achieved.

Further, the front axle subassembly includes movable tube, just outside one side of movable tube with the bracing with the one end looks fixed connection of crossbeam, fixed pipe has been cup jointed in the outside of movable tube, the waist hole has been seted up to one side of fixed pipe, just the bracing with the crossbeam all passes waist hole with movable tube looks fixed connection, the intermediate position fixed mounting of movable tube has the damping block, just one side of damping block is the arc structure, the opposite side of damping block with the inner wall of fixed pipe compresses tightly mutually, the equal fixed mounting of upper surface and lower surface of damping block has the spring, just the other end of spring with the inner wall of fixed pipe looks fixed connection, the equal fixed mounting in inside both ends of fixed pipe has the spacer ring, just the both ends of movable tube all cup joint on the spacer ring, the other end of spring with one side looks fixed connection of spacer ring, in the time of installing handlebar and front wheel, peg graft the vertical axis on the front wheel in the inside of movable tube to extend to the fixed pipe looks fixed surface has the spring with the equal fixed mounting of lower surface, just the other end of fixed pipe is fixed mounting has the spacer ring, and make the inside the vibration absorbing tube is experienced when the fixed pipe is carried out to the fixed pipe, and the inside is used to make the fixed pipe is moved.

The utility model has the technical effects and advantages that: when the bicycle is used, the inside of the bicycle is conveniently supported through the anti-extrusion part, the anti-extrusion effect is improved, deformation is avoided, the front axle assembly is convenient to carry out auxiliary shock absorption on the front end of the bicycle body through the damping block and the spring after the bicycle is installed, the shock effect of the front wheel is reduced, and riding experience is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial construction of a diagonal brace position according to the present utility model;

FIG. 3 is a schematic view of a front axle assembly of the present utility model shown partially in section;

in the figure: 1. a center shaft; 2. a column; 3. diagonal bracing; 4. a cross beam; 5. a front axle assembly; 501. a movable tube; 502. a fixed tube; 503. waist holes; 504. a damping block; 505. a spring; 506. a spacer ring; 6. a tailstock; 7. tail support; 8. extrusion resistance.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an anti-extrusion carbon fiber bicycle frame comprises a central shaft 1, wherein an upright post 2 is fixedly arranged at the upper end of the central shaft 1, an inclined strut 3 is fixedly arranged at one side of the central shaft 1, a cross beam 4 is fixedly arranged at one side of the upper end of the upright post 2, the inclined strut 3 is fixedly connected with the end part of the cross beam 4, a front shaft component 5 is fixedly arranged at the position where the inclined strut 3 is connected with the cross beam 4, a tail frame 6 is transversely and fixedly arranged at the other side of the outer part of the central shaft 1, a tail support 7 is fixedly arranged at the other end of the tail frame 6, the other end of the tail support 7 is fixedly connected with the upper end of the upright post 2, the tail frame 6 and the tail support 7 are distributed in a V shape, and the upright post 2, the inclined strut 3, the cross beam 4, the tail frame 6 and the tail support 7 are all made of hollow carbon fiber tubes, the inside of stand 2, bracing 3, crossbeam 4, tailstock 6 and tailstock 7 evenly fixed mounting has anti extrusion 8, and anti extrusion 8 becomes radial structure, when using, with axis 1, stand 2, bracing 3, crossbeam 4, tailstock 6 and tailstock 7, and connect between the front axle subassembly 5, form the frame, install front wheel and handlebar on front axle subassembly 5, install the rear wheel between tailstock 6, the saddle is installed on stand 2, the pedal is installed on axis 1, and make pedal and rear wheel association, when accomplishing the installation, and stand 2, bracing 3, crossbeam 4, extrusion 6 and tailstock 7 all adopt hollow carbon fiber tube to make, have the effect of lightweight, and adopt anti extrusion 8, when receiving the extrusion, be convenient for support, reach anti extrusion's effect.

As a technical optimization scheme of the utility model, the front axle assembly 5 comprises a movable tube 501, one side of the outer part of the movable tube 501 is fixedly connected with one ends of a diagonal brace 3 and a cross beam 4, a fixed tube 506 is sleeved on the outer side of the movable tube 501, a waist hole 503 is formed in one side of the fixed tube 502, the diagonal brace 3 and the cross beam 4 penetrate through the waist hole 503 to be fixedly connected with the movable tube 501, a damping block 504 is fixedly arranged at the middle position of the movable tube 501, one side of the damping block 504 is of an arc structure, the other side of the damping block 504 is tightly pressed with the inner wall of the fixed tube 502, springs 505 are fixedly arranged on the upper surface and the lower surface of the damping block 504, the other end of the springs 505 are fixedly connected with the inner wall of the fixed tube 502, a spacer ring 506 is fixedly arranged at the two ends of the inner part of the fixed tube 502, the other end of the springs 505 are fixedly connected with one side of the spacer ring 506, the vertical axle on the front wheel is spliced in the inner part of the movable tube 501 when the handlebar and the front wheel are installed, the handlebar and the front wheel is extended to the upper end of the fixed tube 502, the damping block 502 is fixedly connected with the fixed tube 502, the inner end of the movable tube 502 is compressed, and the inner end of the movable tube 502 is compressed when the movable tube is in the inner part is in a riding mode, vibration damping block is compressed, and the inner end of the movable tube is fixed tube is used, vibration absorption effect is improved, and vibration is caused, and vibration is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. An anti-extrusion type carbon fiber bicycle frame is characterized in that: including axis (1), just the upper end fixed mounting of axis (1) has stand (2), one side slope fixed mounting of axis (1) has bracing (3), just upper end one side fixed mounting of stand (2) has crossbeam (4), bracing (3) with the tip looks fixed connection of crossbeam (4), just bracing (3) with the position fixed mounting that crossbeam (4) is connected has front axle subassembly (5), the outside opposite side of axis (1) transversely fixed mounting has tailstock (6), just the other end slope fixed mounting of tailstock (6) has tailstock (7), the other end of tailstock (7) with the upper end looks fixed connection of stand (2).

2. An anti-extrusion carbon fiber bicycle frame as defined in claim 1, wherein: the tail frame (6) and the tail support (7) are distributed in a V shape, and the upright post (2), the diagonal support (3), the cross beam (4), the tail frame (6) and the tail support (7) are all made of hollow carbon fiber tubes.

3. An anti-extrusion carbon fiber bicycle frame as defined in claim 1, wherein: the anti-extrusion device is characterized in that the upright post (2), the diagonal bracing (3), the cross beam (4), the tail frame (6) and the tail bracing (7) are uniformly and fixedly provided with an anti-extrusion part (8), and the anti-extrusion part (8) is in a radial structure.

4. An anti-extrusion carbon fiber bicycle frame as defined in claim 1, wherein: the front axle assembly (5) comprises a movable tube (501), one side of the outer part of the movable tube (501) is fixedly connected with one end of the diagonal brace (3) and one end of the cross beam (4), and the outer side of the movable tube (501) is sleeved with a fixed tube (502).

5. An anti-extrusion carbon fiber bicycle frame as defined in claim 4, wherein: waist holes (503) are formed in one side of the fixed pipe (502), and the inclined struts (3) and the cross beams (4) penetrate through the waist holes (503) and are fixedly connected with the movable pipe (501).

6. An anti-extrusion carbon fiber bicycle frame as defined in claim 5, wherein: the damping block (504) is fixedly arranged at the middle position of the movable pipe (501), one side of the damping block (504) is of an arc-shaped structure, and the other side of the damping block (504) is tightly pressed with the inner wall of the fixed pipe (502).

7. An anti-extrusion carbon fiber bicycle frame as defined in claim 6, wherein: the upper surface and the lower surface of the damping block (504) are fixedly provided with springs (505), and the other ends of the springs (505) are fixedly connected with the inner wall of the fixed pipe (502).

8. An anti-extrusion carbon fiber bicycle frame as defined in claim 7, wherein: the inside both ends of fixed pipe (502) are all fixed mounting has spacer ring (506), just the both ends of movable pipe (501) all cup joint on spacer ring (506), the other end of spring (505) with one side of spacer ring (506) is fixed connection mutually.