CN211196502U

CN211196502U - Speed regulation accessory of bicycle speed changer

Info

Publication number: CN211196502U
Application number: CN201921764135.XU
Authority: CN
Inventors: 孙凯; 张磊; 王伟
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-08-07
Anticipated expiration: 2029-10-21

Abstract

The utility model provides a speed regulation accessory of bicycle speed changer, which relates to the technical field of speed changers, the front end of a handle is fixedly connected with a sleeve piece, the inner part of the sleeve piece is provided with an opening, a user can know gears without observing a speed change ring, the attention of the user is not dispersed, the driving safety is improved, and the speed change of the user is convenient and quick, the speed change ring is sleeved between the connecting position of the handle and the sleeve piece, the outer wall of the speed change ring is fixedly connected with a plurality of round blocks in an encircling equidistance, the outer wall of the speed change ring is positioned between the round blocks and is fixedly connected with convex blocks in the encircling equidistance, when the user changes speed, the speed change line is supported by a line channel to be in a bending state, the speed change line is tensioned, the problem that the speed change ring needs to be respectively rotated anticlockwise and clockwise to distinguish which big gears and small gears, more inconvenience, the loose of the speed change line can cause the problems of inaccurate speed change and even incapability of speed change.

Description

Speed regulation accessory of bicycle speed changer

Technical Field

The utility model relates to a speed governing accessory of bicycle derailleur especially relates to the derailleur field.

Background

The speed governing accessory of current bicycle derailleur, because the bicycle does not generally take the light source certainly, the user when riding at night, if need adjust the gear of bicycle, still need anticlockwise respectively and clockwise rotation speed change ring, distinguish which side is big gear and little gear with this, this in-process brings more inconvenience for the user, secondly, the not hard up condition appears very easily in the speed governing accessory in the speed change line, the speed change line is not hard up will cause the variable speed not accurate, can't change the speed even, so, we propose the user and need not observe the speed change ring and can know the gear, do not disperse user's attention, improve driving safety, and the quick variable speed of convenient to use person, during the user variable speed, the variable speed line will be supported by the line way and be the state of buckling this moment, the advantage of taut variable speed line.

SUMMERY OF THE UTILITY MODEL

In order to solve need anticlockwise and clockwise rotation speed change ring respectively to this comes which to distinguish big gear and little gear, and this in-process brings more inconvenience for the user, and the not hard up condition appears very easily in the speed governing accessory in the variable speed line, and the variable speed line is not hard up will cause the variable speed not accurate, can't carry out the problem of variable speed even, the utility model aims at providing a speed governing accessory of bicycle derailleur.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a speed adjustment accessory for a bicycle transmission, the speed adjustment accessory comprising:

the handle is fixedly connected with a sleeve piece at the front end of the handle, an opening is formed in the sleeve piece, wire grooves integrated with the opening are symmetrically formed in two sides of the inner wall of the opening, a wire channel communicated with the opening is formed in the right side of the interior of the sleeve piece, a reserved groove integrated with the wire channel is formed in the middle of the wire channel, a long column is arranged at the connecting position of the reserved groove and the wire channel, the long column is movably connected with the reserved groove and the wire channel, a through hole communicated with the wire channel is formed in the middle of the long column, and a spring is fixedly connected between the top end of the long column and the inner wall of the reserved groove;

the variable speed ring, the variable speed ring cup joints between handle and casing spare hookup location, and the variable speed ring outer wall is and encircles equidistance fixedly connected with a plurality of boss, the variable speed ring outer wall just is to be around equidistance fixedly connected with lug between being located the boss, and the laminating of lug surface has reflection of light paper, casing spare outer wall middle part fixedly connected with short column, and short column top fixedly connected with long slab, long slab surface embedding is provided with reflection of light strip.

Preferably, the outer wall of the handle is sleeved with the anti-slip sleeve, and the inside of the handle is provided with a notch communicated with the opening.

Preferably, the middle part of the wire way is bent, the reserved groove is located at the bending position of the wire way, and the penetrating port is located at the bending position of the wire way.

Preferably, the top of the long column extends into the preformed groove, and the long column moves up and down in the pipeline.

Preferably, the inner wall of the speed changing ring is embedded in the sleeve piece, the speed changing ring is rotatably connected with the handle and the sleeve piece, and the diameters of the round blocks are sequentially decreased in a counterclockwise sequence.

Preferably, the bumps and the round blocks are arranged in a staggered mode, the bumps are switched to correspond to the long plate, and the length of the short column is larger than the thickness of the bumps.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

the diameter of the round block is inconsistent, the diameter of the round block is related to the gear of the speed change line in the sleeve piece, the diameter of the round block is smaller, the gear of the speed change line is smaller, the speed change line is tighter in the same way, the user can know the gear without observing the speed change ring, the attention of the user is not dispersed, the driving safety is improved, and the quick speed change of the user is facilitated.

When the user changes speed, the variable speed line will be strained, and the long post is compelled to shift up when the variable speed line is taut, and the spring is extruded by the major axis, runs through the mouth and removes the less position in space in the lane, and the variable speed line will be supported by the lane and be the state of buckling this moment, and taut variable speed line is pulled loose when preventing the user from adjusting little gear, avoids appearing the variable speed not accurate, can't carry out the condition of variable speed even.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front end schematic view of the sleeve structure of the present invention;

FIG. 3 is an enlarged schematic view of the long column structure of the present invention;

fig. 4 is an enlarged schematic view of the long plate structure of the present invention.

The structure in the figure is as follows: the anti-skid device comprises a handle 1, an anti-skid sleeve 101, a speed change ring 2, a bump 201, reflective paper 202, a round block 203, a long plate 3, a reflective strip 301, a short column 302, a sleeve piece 4, an opening 401, a wire groove 402, a wire channel 403, a long column 5, a through opening 501, a reserved groove 6 and a spring 601.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Referring to fig. 1 to 4, it should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the practical limitations of the present invention, so they do not have the essential significance in the technology, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

1-3, a speed adjustment accessory for a bicycle transmission, the speed adjustment accessory for a bicycle transmission comprising:

the handle 1, the front end of the handle 1 is fixedly connected with a sleeve member 4, an opening 401 is arranged in the sleeve member 4, wire grooves 402 integrated with the opening 401 are symmetrically arranged on two sides of the inner wall of the opening 401, a wire channel 403 communicated with the opening 401 is arranged on the right side in the sleeve member 4, a reserved groove 6 integrated with the wire channel 403 is arranged in the middle of the wire channel 403, a long column 5 is arranged at the connecting position of the reserved groove 6 and the wire channel 403, the long column 5 is movably connected with the reserved groove 6 and the wire channel 403, a through hole 501 communicated with the wire channel 403 is arranged in the middle of the long column 5, a spring 601 is fixedly connected between the top end of the long column 5 and the inner wall of the reserved groove 6, firstly, a user connects a speed change wire, puts the speed change wire into the opening 401, clamps the speed change wire through the wire groove 402, passes the speed change wire through the wire channel 403 and the through hole 501, a small hole communicated with the wire channel 403 is arranged on the edge of the right side, and finally the speed change, a user installs the handle 1 on the bicycle, the sleeve piece 4 faces the inner side, the anti-slip sleeve 101 faces the outer side, the anti-slip sleeve 101 is sleeved on the outer wall of the handle 1, a notch communicated with the opening 401 is formed in the handle 1, a speed change line is connected into a speed changer of the bicycle, and the installation of the handle 1 is completed after the speed change line is connected;

as shown in fig. 1 and 4, a shift ring 2, the shift ring 2 is sleeved between the connection position of the handle 1 and the sleeve member 4, the outer wall of the shift ring 2 is fixedly connected with a plurality of round blocks 203 around the same distance, the outer wall of the shift ring 2 is fixedly connected with a bump 201 around the same distance between the round blocks 203, the surface of the bump 201 is attached with a reflective paper 202, the middle part of the outer wall of the sleeve member 4 is fixedly connected with a short column 302, the top end of the short column 302 is fixedly connected with a long plate 3, a reflective strip 301 is embedded in the surface of the long plate 3, when the bicycle is used, a user can hold the hand on the anti-slip sleeve 101 to avoid the slip situation of the handle 1 due to the sweat of the hand, when the user needs to adjust the gear of the bicycle, the shift ring 2 can be rotated, and if the bicycle is in the night state, the user can touch the shift ring 2 first and move, the inner wall of the speed change ring 2 is embedded in the sleeve part 4, the speed change ring 2 is rotatably connected with the handle 1 and the sleeve part 4, the diameters of the round blocks 203 are sequentially decreased in an anticlockwise sequence, because the diameters of the round blocks 203 are different, speed change line gears are arranged in the sleeve part 4, the diameters of the round blocks 203 are related to the speed change line gears in the sleeve part 4, the smaller the diameter of the round block 203 is, the smaller the gears of the speed change line are, the more the speed change line is, a user can know the gears without observing the speed change ring 2, the attention of the user is not dispersed, the driving safety is improved, and the quick speed change of the user is;

as shown in fig. 1 and 4, the bumps 201 and the round blocks 203 are arranged in a staggered manner, the bumps 201 are switched to correspond to the long plates 3, the short columns 302 are longer than the bumps 201, and a user can achieve an anti-slip effect through the bumps 201 when rotating the shift ring 2, if the user is in a state, the user can judge that the gear adjustment is precise and inaccurate according to the reflective paper 202 and the reflective plate 301, and if the gear is adjusted, the reflective paper 202 and the reflective plate 301 are on the same horizontal line;

as shown in fig. 1-3, the middle of the wire channel 403 is bent, the reserved groove 6 is located at the bending position of the wire channel 403, the through-hole 501 is located at the bending position of the wire channel 403, the speed change wire is bent at a section in the wire channel 403, in a normal state of the speed change wire, the long pillar 5 is pushed out by the elastic force of the spring 601, the through-hole 501 is located at the bending section of the wire channel 403, the space of the bending section is large, when a user changes speed, the speed change wire is tensioned, the long pillar 5 is forced to move upwards while the speed change wire is tensioned, the top of the long pillar 5 extends into the reserved groove 6, the long pillar 5 moves upwards and downwards in the wire channel 403, the spring 601 is squeezed by the long shaft, the through-hole 501 moves to a position with a small space in the wire channel 403, at this time, the speed change wire is pressed by the wire channel 403 to be in a bending state, the speed change wire is tensioned, the speed change wire is prevented from, even if the speed change is impossible.

The working principle is as follows: firstly, a user connects a speed change line, puts the speed change line into an opening 401, the speed change line extends out from the rightmost side of a sleeve member 4, the user installs a handle 1 on a bicycle, the sleeve member 4 faces to the inner side, when the user needs to adjust the gear of the bicycle, the user can scratch the surface of a speed change ring 2 by using the thumb, as the diameters of the round blocks 203 are different, and the diameter of the round block 203 is related to the gear of the speed change line in the sleeve member 4, the smaller the diameter of the round block 203 is, the smaller the gear of the speed change line is, the tighter the speed change line is, the user can know the gear without observing the speed change ring 2, if in a daytime running state, the user can judge that the gear is finely adjusted according to the reflective paper 202 and the reflective plate 301, if the gear is well adjusted, the reflective paper 202 and the reflective plate 301 are on the same horizontal line, and under a normal state of the speed change line, the long column 5 is, run through mouthful 501 and be located the bending segment of wire way 403 just, the space of bending segment is great, during the user variable speed, the variable speed line will be taut, spring 601 is extruded by the major axis, run through mouthful 501 and remove the less position in space in wire way 403, the variable speed line will be supported by wire way 403 and be the state of buckling this moment, taut variable speed line, variable speed line is pulled loose when preventing the user from adjusting little gear, it is not accurate to avoid appearing the variable speed, the condition that can't carry out the variable speed even.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A speed adjustment accessory for a bicycle transmission, the speed adjustment accessory comprising:

the handle comprises a handle (1), wherein a sleeve part (4) is fixedly connected to the front end of the handle (1), an opening (401) is formed in the sleeve part (4), wire grooves (402) which are integrated with the opening (401) are symmetrically formed in two sides of the inner wall of the opening (401), a wire channel (403) which is communicated with the opening (401) is formed in the right side of the interior of the sleeve part (4), a reserved groove (6) which is integrated with the wire channel (403) is formed in the middle of the wire channel (403), a long column (5) is arranged at the connecting position of the reserved groove (6) and the wire channel (403), the long column (5) is movably connected with the reserved groove (6) and the wire channel (403), a through hole (501) which is communicated with the wire channel (403) is formed in the middle of the long column (5), and a spring (601) is fixedly connected between the top end of the long column (5) and;

speed change ring (2), speed change ring (2) cup joint between handle (1) and sleeve spare (4) hookup location, and speed change ring (2) outer wall is and encircles equidistance fixedly connected with a plurality of circle piece (203), speed change ring (2) outer wall just is to be encircleing equidistance fixedly connected with lug (201) between being located circle piece (203), and lug (201) surface laminating has reflective paper (202), sleeve spare (4) outer wall middle part fixedly connected with short column (302), and short column (302) top fixedly connected with long slab (3), long slab (3) surface embedding is provided with anti-light strip (301).

2. A speed regulation accessory for a bicycle shifter as claimed in claim 1, wherein: the outer wall of the handle (1) is sleeved with the anti-slip sleeve (101), and a notch communicated with the opening (401) is formed in the handle (1).

3. A speed regulation accessory for a bicycle shifter as claimed in claim 1, wherein: the middle of the wire way (403) is bent, the reserved groove (6) is located at the bending position of the wire way (403), and the through opening (501) is located at the bending position of the wire way (403).

4. A speed regulation accessory for a bicycle shifter as claimed in claim 1, wherein: the top of the long column (5) extends into the preformed groove (6), and the long column (5) moves up and down in the line channel (403).

5. A speed regulation accessory for a bicycle shifter as claimed in claim 1, wherein: the inner wall of the speed changing ring (2) is embedded into the sleeve piece (4), the speed changing ring (2) is rotatably connected with the handle (1) and the sleeve piece (4), and the diameters of the round blocks (203) are sequentially decreased according to the anticlockwise sequence.

6. A speed regulation accessory for a bicycle shifter as claimed in claim 1, wherein: the bumps (201) and the round blocks (203) are arranged in a staggered mode, the bumps (201) are switched to correspond to the long plate (3), and the length of the short column (302) is larger than the thickness of the bumps (201).