CN211568215U

CN211568215U - Bicycle axle convenient to install and detach pedals

Info

Publication number: CN211568215U
Application number: CN201922137250.0U
Authority: CN
Inventors: 曹光亮
Original assignee: Tianjin Baijin Science And Technology Co ltd
Current assignee: Tianjin Baijin Science And Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-25
Anticipated expiration: 2029-12-03

Abstract

The utility model belongs to the technical field of the bicycle, especially, bicycle axle convenient to installation is dismantled is pedal, including the axletree body, the spacing dish of the equal fixedly connected with in both ends of axletree body, the fixed surface of spacing dish is connected with the installation piece. This bicycle axletree convenient to pedal is dismantled in installation, through setting up spacing fixing device and controlling means, when installing and dismantling the epaxial pedal of bicycle, only need rotate adjusting bolt, control spacing post stretches out from the fixed tube in with pedal inner wall grafting fixed mounting, perhaps after the hydraulic oil decompression, spacing post and pedal inner wall separation under the effort of spring, get into the fixed tube in back, take off pedal follow installation piece and demolish, and because adjusting bolt and fixed ring are the polyvinyl chloride material and make, the dead condition of threaded connection corrosion card can not appear, thereby it often appears that screw thread corrosion card is dead between fixation nut and the axletree to have solved current fixed mode, lead to dismantling and the inconvenient problem of installation.

Description

Bicycle axle convenient to install and detach pedals

Technical Field

The utility model relates to a bicycle technical field especially relates to a bicycle axle convenient to installation is dismantled pedally.

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.

At present during most bicycle axletree and pedal installation, all peg graft the back through the hexagon installation department with hexagon draw-in groove on the pedal and axletree surface correspondence, reuse fixation nut with pedal and axletree fixed locking (as shown in fig. 1), because during the bicycle use, pedal very easily damages, when changing pedal, need demolish new pedal of installation after the pedal that damages from the axletree, when demolising and installing, the screw thread corrosion card is dead between fixation nut and the axletree often appears, lead to dismantling and install inconvenient problem, so need the bicycle axletree of the installation dismantlement of being convenient for.

SUMMERY OF THE UTILITY MODEL

Thread corrosion card is died often to appear between fixation nut and the axletree based on current fixed mode, leads to dismantling and installs inconvenient technical problem, the utility model provides a pedal bicycle axletree is dismantled in installation of being convenient for.

The utility model provides a bicycle axle convenient to install and dismantle pedal, including the axletree body, the both ends of axletree body are all fixedly connected with spacing dish, and the fixed surface of spacing dish is connected with the installation piece, and the fixed surface of installation piece is seted up and is had the function chamber, and the surface of installation piece and the inner wall in function chamber all are regular hexagon shape, and the fixed surface of installation piece has seted up the mounting groove, and three mounting groove uses the axle center of installation piece as the center and is annular array distribution, and the inner wall of mounting groove is fixed with the inner wall in function chamber and is communicated;

the inner wall fixedly connected with of mounting groove spacing fixing device, spacing fixing device are including fixed pipe, the fixed pipe surface and the inner wall fixed connection of mounting groove, and the fixed surface of installation piece is connected with controlling means, and controlling means includes the control tube, the one end of control tube and the fixed surface of installation piece are connected.

Preferably, one end of the fixing tube extends to the inner wall of the functional cavity, and the inner wall of the fixing tube is fixedly connected with a positioning ring;

through above-mentioned technical scheme, the holding ring has the characteristics of being convenient for install the spring.

Preferably, the surface of the positioning ring is fixedly connected with a spring, and one end of the spring is fixedly connected with a limiting column;

through the technical scheme, the spring has the characteristic that the limiting column is automatically contracted and pulled into the fixed pipe after the pressure of the hydraulic oil in the functional cavity is released.

Preferably, the surface of the limiting column is in sliding connection with the inner wall of the fixed pipe, and the inner wall of the fixed pipe is fixedly provided with a stroke groove;

through above-mentioned technical scheme, the stroke groove has the characteristics that spacing stroke prevents that spacing post overtravel from leading to the hydraulic oil in the functional cavity to reveal.

Preferably, the two stroke grooves are distributed in a bisecting mode by taking the axis of the fixed pipe as the center, the inner walls of the stroke grooves are connected with limiting blocks in a sliding mode, and the surfaces of the limiting blocks are fixedly connected with the surfaces of the limiting columns.

Preferably, the inner wall of the control tube is fixedly communicated with the inner wall of the function cavity, hydraulic oil is arranged in the control tube and the function cavity, and the inner wall of the control tube is connected with a piston in a sliding manner;

through above-mentioned technical scheme, the piston has the characteristics of pushing extrusion hydraulic oil.

Preferably, the inner wall of the control tube is fixedly connected with a fixing ring, the inner wall of the fixing ring is in threaded connection with an adjusting bolt, the fixing ring and the adjusting bolt are made of polyvinyl chloride, and one end of the adjusting bolt is fixedly connected with the surface of the piston.

The utility model provides a beneficial effect does:

1. through setting up spacing fixing device and controlling means, when installing and dismantling the pedal on the bicycle axletree, only need to rotate adjusting bolt, drive the piston motion in the control tube through adjusting bolt, pressurize or release the pressure to the hydraulic oil in control tube and the function intracavity, control spacing post and pedal inner wall grafting fixed mounting of stretching out from the fixed tube, perhaps after the hydraulic oil is released the pressure, spacing post and pedal inner wall separation under the effort of spring, after getting into the fixed tube, take off the pedal and demolish from the installation piece, and because adjusting bolt and solid fixed ring are polyvinyl chloride material and make, the dead circumstances of threaded connection corrosion card can not appear, thereby solved current fixed mode and often appeared the screw thread corrosion card between fixation nut and the axletree dead problem of card, lead to dismantling and install inconvenient.

Drawings

FIG. 1 is a schematic view of a bicycle axle with a pedal easy to assemble and disassemble according to the present invention;

FIG. 2 is a schematic view of a bicycle axle with a pedal easy to assemble and disassemble according to the present invention;

FIG. 3 is a perspective view of a mounting block of the bicycle axle for easy assembly and disassembly of the pedals according to the present invention;

FIG. 4 is a sectional view of a mounting block of a bicycle axle for easy assembly and disassembly of a bicycle according to the present invention;

fig. 5 is a cross-sectional view of the control tube structure of the bicycle axle convenient for mounting and dismounting the pedals.

In the figure: 1. an axle body; 2. a limiting disc; 3. mounting blocks; 4. a functional cavity; 5. mounting grooves; 6. a fixed tube; 7. a control tube; 8. a positioning ring; 9. a spring; 10. a limiting column; 11. a stroke slot; 12. a limiting block; 13. a piston; 14. a fixing ring; 15. and adjusting the bolt.

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. 1-5, a bicycle axle convenient for mounting and dismounting a pedal, as shown in fig. 3-4, comprises an axle body 1, both ends of the axle body 1 are fixedly connected with limit discs 2, the surface of the limit disc 2 is fixedly connected with a mounting block 3, the surface of the mounting block 3 is fixedly provided with a functional cavity 4, the surface of the mounting block 3 and the inner wall of the functional cavity 4 are both in regular hexagon shapes, the surface of the mounting block 3 is fixedly provided with mounting grooves 5, the three mounting grooves 5 are distributed in an annular array by taking the axis of the mounting block 3 as the center, and the inner wall of the mounting groove 5 is fixedly communicated with the inner wall of the functional cavity 4;

as shown in fig. 2-3, the inner wall of the mounting groove 5 is fixedly connected with a limiting fixing device, the limiting fixing device comprises a fixing tube 6, the surface of the fixing tube 6 is fixedly connected with the inner wall of the mounting groove 5, the surface of the mounting block 3 is fixedly connected with a control device, the control device comprises a control tube 7, and one end of the control tube 7 is fixedly connected with the surface of the mounting block 3;

as shown in fig. 3-5, one end of the fixed tube 6 extends to the inner wall of the functional cavity 4, the inner wall of the fixed tube 6 is fixedly connected with a positioning ring 8, the surface of the positioning ring 8 is fixedly connected with a spring 9, one end of the spring 9 is fixedly connected with a limiting column 10, the surface of the limiting column 10 is slidably connected with the inner wall of the fixed tube 6, the inner wall of the fixed tube 6 is fixedly provided with a stroke groove 11, the two stroke grooves 11 are distributed in a bisection manner by taking the axis of the fixed tube 6 as the center, the inner wall of the stroke groove 11 is slidably connected with a limiting block 12, the surface of the limiting block 12 is fixedly connected with the surface of the limiting column 10, the inner wall of the control tube 7 is fixedly communicated with the inner wall of the functional cavity 4, both the insides of the control tube;

the inner wall of the control tube 7 is fixedly connected with a fixing ring 14, the inner wall of the fixing ring 14 is in threaded connection with an adjusting bolt 15, the fixing ring 14 and the adjusting bolt 15 are made of polyvinyl chloride, and one end of the adjusting bolt 15 is fixedly connected with the surface of the piston 13;

through the arrangement of the limiting fixing device and the control device, when a pedal on an axle of a bicycle is mounted and dismounted, only the adjusting bolt 15 needs to be rotated, the adjusting bolt 15 drives the piston 13 in the control tube 7 to move, hydraulic oil in the control tube 7 and the functional cavity 4 is pressurized or released, the limiting column 10 is controlled to extend out of the fixing tube 6 to be fixedly mounted with the inner wall of the pedal in an inserting mode, or after the hydraulic oil is released, the limiting column 10 is separated from the inner wall of the pedal under the action force of the spring 9, the pedal is taken down from the mounting block 3 to be dismounted after entering the fixing tube 6, and the adjusting bolt 15 and the fixing ring 14 are made of polyvinyl chloride materials, so that the situation of corrosion and clamping of threaded connection cannot occur, and the problem of inconvenient dismounting and mounting caused by the fact that threads between the fixing nut and the axle are corroded and clamped frequently occurs in the conventional fixing mode is solved.

The working principle is as follows: during installation, after the upper hexagonal clamping groove of the pedal is inserted into the surface of the installation block 3, the adjusting bolt 15 is rotated, the adjusting bolt 15 rotates on the inner wall thread of the fixing ring 14, one end of the adjusting bolt 15 moves into the control tube 7 to drive the piston 13 to extrude hydraulic oil in the control tube 7 and the functional cavity 4, the hydraulic oil enters the fixing tube 6 under pressure to push the limiting column 10 to extend out of the fixing tube 6, the limiting column 10 extends out of the fixing tube 6 and then is inserted into the inner wall of the pedal, and the pedal, the installation block 3 and the axle body 1 are limited and fixed;

when the automobile axle is disassembled, the adjusting bolt 15 only needs to be rotated reversely, the adjusting bolt 15 moves towards the outside of the control tube 7 to drive the piston 13 to release pressure to hydraulic oil in the control tube 7 and the function cavity 4, the limiting column 10 contracts into the fixed tube 6 under the action of the spring 9 after the pressure of the hydraulic oil in the function cavity 4 is released, the pedal is taken down from the mounting block 3 and the axle body 1 after the surface of the limiting column 10 is separated from the inner wall of the pedal and enters the fixed tube 6, and the adjusting bolt 15 and the fixed ring 14 are made of polyvinyl chloride materials, so that the conditions of corrosion and thread jamming cannot occur.

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. The utility model provides a bicycle axle convenient to installation is dismantled pedal, includes axletree body (1), its characterized in that: both ends of the axle body (1) are fixedly connected with limiting discs (2), the surface of each limiting disc (2) is fixedly connected with an installation block (3), the surface of each installation block (3) is fixedly provided with a functional cavity (4), the surface of each installation block (3) and the inner wall of each functional cavity (4) are in regular hexagon shapes, the surface of each installation block (3) is fixedly provided with an installation groove (5), the three installation grooves (5) are distributed in an annular array mode by taking the axis of each installation block (3) as the center, and the inner walls of the installation grooves (5) are fixedly communicated with the inner walls of the functional cavities (4);

the utility model discloses a mounting structure, including mounting groove (5), the inner wall fixedly connected with of mounting groove (5) is spacing fixing device, spacing fixing device is including fixed pipe (6), the surface of fixed pipe (6) and the inner wall fixed connection of mounting groove (5), the fixed surface of installation piece (3) is connected with controlling means, controlling means includes control tube (7), the one end of control tube (7) is connected with the fixed surface of installation piece (3).

2. A bicycle axle for facilitating the installation and removal of a bicycle according to claim 1, wherein: one end of the fixed pipe (6) extends to the inner wall of the functional cavity (4), and the inner wall of the fixed pipe (6) is fixedly connected with a positioning ring (8).

3. A bicycle axle for facilitating the installation and removal of a bicycle according to claim 2, wherein: the surface of the positioning ring (8) is fixedly connected with a spring (9), and one end of the spring (9) is fixedly connected with a limiting column (10).

4. A bicycle axle for facilitating the installation and removal of a bicycle according to claim 3, wherein: the surface of the limiting column (10) is connected with the inner wall of the fixed pipe (6) in a sliding mode, and the inner wall of the fixed pipe (6) is fixedly provided with a stroke groove (11).

5. A bicycle axle for facilitating the installation and removal of a pedal as defined in claim 4, wherein: two the axis that stroke groove (11) used fixed pipe (6) is the center and is to the distribution, the inner wall sliding connection of stroke groove (11) has stopper (12), the fixed surface connection of the surface of stopper (12) and spacing post (10).

6. A bicycle axle for facilitating the installation and removal of a pedal as defined in claim 5, wherein: the inner wall of control tube (7) and the inner wall of function chamber (4) are fixed and communicate, the inside of control tube (7) and function chamber (4) all is provided with hydraulic oil, the inner wall sliding connection of control tube (7) has piston (13).

7. A bicycle axle for facilitating the installation and removal of a pedal as defined in claim 6, wherein: the inner wall fixedly connected with of control tube (7) is fixed ring (14), the inner wall threaded connection of fixed ring (14) has adjusting bolt (15), the preparation material of fixed ring (14) and adjusting bolt (15) is polyvinyl chloride, the fixed surface of one end and piston (13) of adjusting bolt (15) is connected.