CN212980446U

CN212980446U - Stable in structure's carbon fiber bicycle body frame

Info

Publication number: CN212980446U
Application number: CN202021427207.4U
Authority: CN
Inventors: 蔡人辉
Original assignee: Jiangsu Qyh Carbon Tech Co ltd
Current assignee: Jiangsu Qyh Carbon Tech Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-16
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to the technical field of bicycle, and a stable in structure's carbon fiber bicycle body frame is disclosed, including a plurality of coupling mechanisms, the handle connector, the cushion connecting pipe, pedal connector and two wheel connectors, the handle connector sets up the right side top department at the cushion connecting pipe, two pedal connector front and back symmetries set up the left side below department at the cushion connecting pipe, pedal connector and the lower extreme fixed connection of cushion connecting pipe, both sides all pass through coupling mechanism respectively with the outer pipe wall upside and the pedal connector fixed connection of cushion connecting pipe about the left end of handle connector about the right-hand member of both sides and two wheel connectors, coupling mechanism includes connecting pipe and two adapter sleeve, two adapter sleeve cup joint with the outer pipe wall slip of the left and right sides of connecting pipe respectively. The utility model discloses not only stability is high, is convenient for assemble the frame, and labour saving and time saving is efficient, and modular structure can reduce use cost, is favorable to environmental protection.

Description

Stable in structure's carbon fiber bicycle body frame

Technical Field

The utility model relates to a bicycle technical field especially relates to a stable in structure's carbon fiber bicycle body frame.

Background

The used material of frame of bicycle that market sold at present is listed as: carbon steel, chrome molybdenum steel, stainless steel, aluminum alloy, titanium alloy, carbon fiber material and the like. When the bicycle support is produced, generally, produce connector and connecting pipe earlier, then through the mode of electric welding, weld the one end of connecting pipe on the lateral wall of connector to make connecting pipe and connector fixed together, thereby the equipment is from driving support. Adopt the bicycle support of aforementioned structure, because when welding production, the whole volume of bicycle support is great, and operator's welding operation is very difficult to cause false welding, soldering tin to break very easily, the welding bead is not full and sand hole appears, thereby brings great potential safety hazard, in case the atress is too big, then can cause bicycle support fracture, cause the loss for the user.

The dismouting of being not convenient for of current carbon fiber bicycle body frame wastes time and energy inefficiency, and the life of this kind of bicycle is very short, in case the bicycle is scrapped, then need retrieve retreatment again, and like carbon fiber material hardly retrieves and recycles to can only abandon in nature, this will bring new environmental pollution, so we have released a stable in structure's carbon fiber bicycle body frame.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the dismouting of being not convenient for among the prior art, waste time and energy inefficiency, and the recycle's of being not convenient for problem, and the stable in structure's that provides carbon fiber bicycle body frame.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a carbon fiber bicycle main frame with stable structure comprises a plurality of connecting mechanisms, handle connecting pipes, a cushion connecting pipe, pedal connecting pipes and two wheel connecting pipes, wherein the handle connecting pipes are arranged above the right side of the cushion connecting pipe, the two pedal connecting pipes are symmetrically arranged below the left side of the cushion connecting pipe in the front-back direction, the pedal connecting pipes are fixedly connected with the lower end of the cushion connecting pipe, the upper and lower sides of the left end of each handle connecting pipe and the upper and lower sides of the right end of each wheel connecting pipe are respectively and fixedly connected with the upper side of the outer pipe wall of the cushion connecting pipe and the pedal connecting pipes through the connecting mechanisms, each connecting mechanism comprises a connecting pipe and two connecting sleeves, the two connecting sleeves are respectively and slidably sleeved with the outer pipe walls of the left side and the right side of the connecting pipe, a plurality of through holes which are uniformly distributed are symmetrically arranged on the pipe walls of the two connecting sleeves, the inner ring walls of the two movable rings are provided with grooves corresponding to the positions of the through holes, and the locking mechanisms are fixedly arranged in the through holes.

Preferably, locking mechanism includes kelly, two sliders and two springs, the pole wall of kelly and the pore wall sliding connection of through-hole, and the both ends of kelly all extend to the outside of through-hole, the upper end of kelly extend to the inside of recess and with the cell wall sliding connection of recess, the pipe wall of connecting pipe is seted up with through-hole matched with card hole, two slider and kelly around both sides pole wall upper end symmetry fixed connection, both sides cell wall symmetry seted up with two slider matched with arcs around the recess, two the spring sets up respectively in the inside of two arcs, and both ends respectively with the right side cell wall of the arc that corresponds and the right-hand member fixed connection of slider about two springs.

Preferably, the outer pipe walls of the plurality of connecting pipes are fixedly connected with longitudinally arranged rectangular rods at positions between two adjacent through holes, and the inner pipe walls of the plurality of connecting pipes are provided with through grooves matched with the rectangular rods.

Preferably, the opposite ends of the clamping rods are provided with spherical surfaces.

Preferably, the outer ring walls of the movable rings are provided with anti-slip threads.

Compared with the prior art, the utility model provides a stable in structure's carbon fiber bicycle body frame possesses following beneficial effect:

1. this stable in structure's carbon fiber bicycle body frame through locking mechanism, adapter sleeve and the connecting pipe that is equipped with, stability is high, is convenient for assemble the frame, and labour saving and time saving is efficient.

2. This stable in structure's carbon fiber bicycle body frame through the modular structure who is equipped with, can reduce use cost.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only stability is high, is convenient for assemble the frame, and labour saving and time saving is efficient, and modular structure can reduce use cost, is favorable to environmental protection.

Drawings

Fig. 1 is a schematic structural view of a stable-structure carbon fiber bicycle main frame provided by the present invention;

FIG. 2 is a side view of the connection tube and connection sleeve of FIG. 1.

In the figure: the bicycle comprises a handle connector 1, a connecting pipe 2, a connecting sleeve 3, a movable ring 4, a cushion connecting pipe 5, a wheel connector 6, a pedal connector 7, a spring 8, anti-skid lines 9, a sliding block 10, a clamping rod 11 and a rectangular rod 12.

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.

Referring to fig. 1-2, a stable-structure carbon fiber bicycle main frame comprises a plurality of connecting mechanisms, a handle connector 1, a cushion connecting pipe 5, pedal connectors 7 and two wheel connectors 6, wherein the handle connector 1 is arranged above the right side of the cushion connecting pipe 5, the two pedal connectors 7 are symmetrically arranged below the left side of the cushion connecting pipe 5 in a front-back manner, the pedal connectors 7 are fixedly connected with the lower end of the cushion connecting pipe 5, the upper and lower sides of the left end of the handle connector 1 and the upper and lower sides of the right end of the two wheel connectors 6 are respectively and fixedly connected with the upper side of the outer pipe wall of the cushion connecting pipe 5 and the pedal connectors 7 through the connecting mechanisms, the connecting mechanisms comprise connecting pipes 2 and two connecting sleeves 3, the connecting sleeves 3 are respectively and fixedly welded with the cushion connecting pipe 5, the pedal connectors 7, the handle connector 1 and the two wheel connectors 6, the two connecting sleeves 3 are respectively sleeved with the outer pipe walls on the left side and the right side of the connecting pipe 2 in a sliding manner, a plurality of through holes which are uniformly distributed are symmetrically formed in the pipe walls of the two connecting sleeves 3, the outer pipe walls of the two connecting sleeves 3 are respectively and rotatably connected with the movable rings 4, grooves are formed in the positions, corresponding to the positions of the inner ring walls of the two movable rings 4, of the plurality of through holes, locking mechanisms are fixedly arranged in the through holes and comprise clamping rods 11, two sliders 10 and two springs 8, the rod walls of the clamping rods 11 are in sliding connection with the hole walls of the through holes, two ends of the clamping rods 11 extend to the outer parts of the through holes, the upper ends of the clamping rods 11 extend to the inner parts of the grooves and are in sliding connection with the groove walls of the grooves, clamping holes matched with the through holes are formed in the pipe walls of the connecting pipe 2, the two sliders 10 are symmetrically and fixedly connected with the upper ends of the rod walls, two springs 8 set up the inside at two arc walls respectively, and two springs 8 about both ends respectively with the right side cell wall of the arc wall that corresponds and the right-hand member fixed connection of slider 10, the outer pipe wall of a plurality of connecting pipes 2 is located the vertical rectangular rod 12 that sets up of equal fixedly connected with of department between two adjacent through-holes, rectangular rod 12 can make and be connected firmly between connecting pipe 2 and the adapter sleeve 3, a plurality of adapter sleeve 3's inner tube wall all seted up with a plurality of rectangular rod 12 matched with logical groove, spherical face has all been seted up to a plurality of relative one end of kelly 11, spherical face can be convenient for kelly 11 card income card downthehole portion of card, anti-skidding line has all been seted up to a plurality of movable ring 4's outer annular wall, anti-skidding line can be convenient for rotate movable ring.

The utility model discloses in, during the installation for a plurality of rectangle poles 12 correspond with a plurality of logical grooves, anticlockwise rotation loose ring 4, loose ring 4 drives slider 10 through the arc wall and slides and extrude spring 8, inside a plurality of kelly 11 relative one end all removed the through-hole that corresponds simultaneously, insert two connecting tube 3 that correspond with the both ends of a plurality of connecting pipes 2, loosen loose ring 4, spring 8 promotes that slider 10 drives a plurality of kellies 11 relative one end card simultaneously and goes into the card downthehole portion.

The utility model not only has high stability, convenient assembly of the frame, time and labor saving and high efficiency, but also has the modular structure to reduce the use cost,

the above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A carbon fiber bicycle main frame with stable structure comprises a plurality of connecting mechanisms, a handle connector (1), a cushion connecting pipe (5), pedal connectors (7) and two wheel connectors (6), and is characterized in that the handle connector (1) is arranged above the right side of the cushion connecting pipe (5), the pedal connectors (7) are symmetrically arranged below the left side of the cushion connecting pipe (5) in the front-back direction, the pedal connectors (7) are fixedly connected with the lower end of the cushion connecting pipe (5), the upper and lower sides of the left end of the handle connector (1) and the upper and lower sides of the right end of the two wheel connectors (6) are fixedly connected with the upper side of the outer pipe wall of the cushion connecting pipe (5) and the pedal connectors (7) through the connecting mechanisms respectively, each connecting mechanism comprises a connecting pipe (2) and two connecting sleeves (3), two connecting sleeve (3) slide respectively with the outer pipe wall of the left and right sides of connecting pipe (2) and cup joint, two a plurality of evenly distributed's through-hole is seted up to the pipe wall symmetry of connecting sleeve (3), and the outer pipe wall of two connecting sleeve (3) all rotates and is connected with activity ring (4), two the interior rampart of activity ring (4) all sets up flutedly, a plurality of with the position department of corresponding of a plurality of through-hole the inside of through-hole is all fixed and is equipped with locking mechanism.

2. A structurally stable carbon fiber bicycle frame according to claim 1, the locking mechanism comprises a clamping rod (11), two sliding blocks (10) and two springs (8), the rod wall of the clamping rod (11) is in sliding connection with the hole wall of the through hole, and both ends of the clamping rod (11) extend to the outside of the through hole, the upper end of the clamping rod (11) extends to the inside of the groove and is connected with the groove wall of the groove in a sliding way, the pipe wall of the connecting pipe (2) is provided with a clamping hole matched with the through hole, the two sliding blocks (10) are symmetrically and fixedly connected with the upper ends of the rod walls at the front side and the rear side of the clamping rod (11), arc-shaped grooves matched with the two sliding blocks (10) are symmetrically formed in the front side wall and the rear side wall of the groove, the two springs (8) are respectively arranged in the two arc-shaped grooves, and the left end and the right end of each spring (8) are respectively fixedly connected with the right groove wall of the corresponding arc-shaped groove and the right end of the sliding block (10).

3. A structurally stable carbon fiber bicycle main frame as claimed in claim 1, wherein the outer pipe walls of the plurality of connecting pipes (2) between two adjacent through holes are fixedly connected with longitudinally arranged rectangular rods (12), and the inner pipe walls of the plurality of connecting sleeves (3) are provided with through grooves matched with the plurality of rectangular rods (12).

4. A structurally stable carbon fibre bicycle main frame as claimed in claim 2, characterised in that a plurality of said clamping bars (11) are each provided with a spherical surface at their opposite ends.

5. A structurally stable carbon fiber bicycle main frame as claimed in claim 1, wherein the outer annular walls of the plurality of movable rings (4) are provided with anti-slip threads.