CN211076150U

CN211076150U - Adjusting device of bicycle saddle

Info

Publication number: CN211076150U
Application number: CN201920887208.8U
Authority: CN
Inventors: 杨心语; 吴鼎新; 夏晶晶; 李毓键; 尹祥凤
Original assignee: Huaiyin Institute of Technology
Current assignee: Huaiyin Institute of Technology
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-07-24
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to an adjusting device of a bicycle saddle, which comprises a sleeve fixedly connected with a bicycle frame, wherein a supporting rod for supporting the bicycle saddle is inserted in the sleeve; the sleeve is provided with a plurality of transverse grooves communicated with the longitudinal grooves, the transverse grooves can contain the slide bars, the sleeve is downwards provided with a containing groove communicated with each transverse groove, and the containing groove can contain the slide bars. The adjusting mode does not need to use a bolt mechanism for locking, so that the situation that the thread is blocked due to rusting of the outlet bolt is avoided. In the adjusting process, the seat only needs to be rotated to move up and down, and the direction of the seat is not required to be adjusted while the seat is locked, so that the adjusting distance is simplified, and the time is saved.

Description

Adjusting device of bicycle saddle

Technical Field

The utility model relates to a bicycle field, concretely relates to adjusting device of bicycle saddle.

Background

The bicycle is a green tool taking a pedal as power, and the bicycle saddle is used for supporting the weight of a human body. In order to adapt to different heights of people, the bicycle saddle is generally adjustably mounted on a bicycle. For a household bicycle, a user is fixed without frequently adjusting the height of a bicycle saddle, and the bicycle saddle is fixed by directly screwing a bolt. In daily life, people mostly use shared bicycles, users of the shared bicycles are relatively unfixed, and the saddles are required to have the performance of convenient adjustment, so that the saddles of the shared bicycles are mostly fixed in a quick-release manner. The quick-release fixing is realized by manually adjusting a locking rod by utilizing a lever principle, driving a nut to move through the locking rod, clamping the upper end of a sleeve and locking a supporting rod for supporting a saddle. The saddle does not require the assistance of tools during adjustment. In the actual use process, the locking rod of the sharing bicycle needs to be frequently used and is easy to damage. Most of the shared bicycles are used outdoors, and nuts in quick-release type fixing are easy to rust and block, so that the saddle cannot be adjusted. The saddle bracing piece of sharing bicycle simultaneously is in the disect insertion sleeve pipe to make the bracing piece can 360 degrees rotations, need the direction of continuous regulation saddle at the in-process of adjusting the fastening, cause the inconvenience of regulation, have above-mentioned problem like paying precious bow bicycle relatively.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an adjusting device of bicycle saddle can simplify the regulation flow of saddle, practices thrift the time of adjusting, can not cause the unable regulation of saddle because of getting rusty.

The utility model discloses a following technical scheme realizes:

an adjusting device of a bicycle saddle comprises a sleeve fixedly connected with a bicycle frame, wherein a supporting rod for supporting the bicycle saddle is inserted in the sleeve; the sleeve is provided with a plurality of transverse grooves communicated with the longitudinal grooves, the transverse grooves can contain the slide bars, the sleeve is downwards provided with a containing groove communicated with each transverse groove, and the containing groove can contain the slide bars.

The utility model discloses a further improvement is, sheathed tube upper end is equipped with strengthens the seat, strengthen the lower part of seat seted up with sleeve pipe external diameter assorted through-hole A, the bracing piece passes through-hole A peg graft in the sleeve pipe, insert sheathed tube upper end through-hole A, the sleeve pipe with strengthen seat fixed connection.

The utility model discloses a further improvement is, strengthen the upper portion of seat and seted up with bracing piece external diameter assorted through-hole B, through-hole A with through-hole B link up to the coaxial offering, through-hole B's lower terminal surface is hugged closely sheathed tube up end.

The utility model discloses a further improvement scheme is, the bottom of holding tank is convex, the external diameter of slide bar with convex phase-match.

The utility model discloses a further improvement scheme is, the slide bar stretches out sheathed tube outer wall, the extension cladding of slide bar has rubber.

Compared with the prior art, the utility model, following obvious advantage has:

firstly, in the normal use process, the slide bar on the support bar can fall into the accommodating groove. When the height of the saddle needs to be adjusted, the saddle is lifted at first, the sliding rod is lifted to enter the transverse groove, the saddle is rotated to enable the sliding rod to enter the longitudinal groove, the saddle can be lifted at the moment or lowered to enable the sliding rod to move to the corresponding transverse groove, and the saddle is rotated reversely to enable the sliding rod to enter the transverse groove to limit the vertical movement of the saddle. When the slide bar slides into the receiving groove, the rotation of the saddle is fixed. The adjusting mode does not need to use a bolt mechanism for locking, so that the situation that the thread is blocked due to rusting of the outlet nut is avoided. In the adjusting process, the seat only needs to be rotated to move up and down, and the direction of the seat is not required to be adjusted while the seat is locked, so that the adjusting distance is simplified, and the time is saved.

Secondly, the sheathed tube upper end is inserted and is strengthened fixing in the seat, because of seted up vertical groove on the sleeve pipe, sheathed tube intensity can receive certain influence, strengthens the seat and fastens and can strengthen sheathed tube intensity in sheathed tube upper end, reduces the emergence of the sleeve pipe fracture condition.

And thirdly, the upper part of the reinforcing seat is provided with a through hole B matched with the outer diameter of the supporting rod, the through hole A is communicated with the through hole B, and the lower end face of the through hole B is tightly attached to the upper end face of the sleeve. The through hole B can play a certain guiding role in the movement of the supporting rod, and is convenient to adjust.

And fourthly, the bottom of the accommodating groove is arc-shaped, the outer diameter of the sliding rod is matched with the arc-shaped groove, and the arc-shaped structure can better limit the sliding rod to shake, so that the stress at the position is reduced. Meanwhile, the contact area between the sliding rod and the accommodating groove can be increased, and the contact stress is reduced.

And fifthly, the sliding rod extends out of the outer wall surface of the sleeve, and the extending part is coated with rubber. In the adjusting process, in order to better guide the movement of the sliding rod, the sliding rod is sometimes required to be held by hands for auxiliary adjustment, and the extending part of the sliding rod is coated with rubber, so that the arm can be prevented from being scratched.

Drawings

FIG. 1 is a view showing a state in which a slide bar is in a longitudinal groove;

FIG. 2 is a state diagram of the slide bar in the accommodating groove;

FIG. 3 is an exploded view of the present structure;

FIG. 4 is a perspective view of the cannula;

fig. 5 is a front sectional view of the reinforcement seat.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 5, the present invention includes a sleeve 1 fixedly connected to a bicycle frame, and a support rod 2 for supporting a saddle 3 is inserted into the sleeve 1. The sleeve 1 is provided with a longitudinal groove 11 along the axial direction, and the support rod 2 is fixedly connected with a slide rod 21 which slides in the longitudinal groove 11 in a welding way. In this embodiment, in order to prevent the slide bar from being stressed by a large unbalance load, two slide bars 21 are arranged and symmetrically welded on two sides of the support 2. Two longitudinal grooves 11 are opened corresponding to the slide bars 21.

The sleeve 1 is provided with a plurality of transverse grooves 12 communicated with the longitudinal grooves 11, and the transverse grooves 12 can accommodate the sliding rods 21. In the present embodiment, the longitudinal grooves 11 are provided with three transverse grooves 12, and the direction of the longitudinal grooves 12 provided in each longitudinal groove 11 is opposite to each other in view of the need for the saddle to be rotatably adjusted.

The sleeve 1 is provided with a downward accommodating groove 13 communicated with each transverse groove 12, and the accommodating groove 13 can accommodate the sliding rod 21. In this example, the receiving groove 13 is opened at the end of each of the lateral grooves 12, and the bottom of the receiving groove 13 is formed in a circular arc shape and matches with the outer diameter of the slide bar 21. The slide rod 21 extends out of the outer wall surface of the sleeve 1, and the extending part is coated with rubber 22.

The upper end of sleeve pipe 1 is equipped with strengthens seat 4, strengthens the lower part of seat 4 and offers through-hole A41 with sleeve pipe 1 external diameter assorted, strengthens the upper portion of seat 4 and offers through-hole B42 with bracing piece 2 external diameter assorted, and through-hole A41 link up with through-hole B42 to coaxial the seting up, the lower terminal surface of through-hole B42 hugs closely the up end of sleeve pipe 1. The support rod 2 is inserted into the sleeve 1 through the through hole B42, and the upper end of the sleeve 1 is inserted into the through hole A41. In this embodiment, the outer wall surface of the reinforcing seat 4 is provided with a hole 43, the upper portion of the sleeve 1 is provided with a corresponding threaded hole 14, and the hole 43 is connected with the threaded hole 14 by a screw.

The adjusting process comprises the following steps: during normal use, the sliding rod 21 of the support rod 2 will fall into the receiving groove 13. When the height of saddle 3 needs to be adjusted, saddle 3 is lifted up first, slide bar 21 is lifted up and enters transverse groove 12, saddle 3 is rotated to enable slide bar 21 to enter longitudinal groove 11, saddle 3 can be lifted up or saddle 3 is lowered to enable slide bar 21 to move to corresponding transverse groove 12, saddle 3 is rotated reversely to enable slide bar 21 to enter transverse groove 12, and up-and-down movement of saddle 3 is limited. When the slide bar 21 slides into the receiving groove 13 at the end of the transverse groove 12, the rotational movement of the saddle 3 is fixed.

Claims

1. A bicycle saddle adjusting device comprises a sleeve (1) fixedly connected with a bicycle frame, wherein a support rod (2) for supporting a saddle (3) is inserted in the sleeve (1); the method is characterized in that: the sleeve (1) is provided with a longitudinal groove (11) along the axial direction, the support rod (2) is fixedly connected with a slide rod (21) which slides in the longitudinal groove (11), the sleeve (1) is provided with a plurality of transverse grooves (12) which are communicated with the longitudinal groove (11), the transverse grooves (12) can accommodate the slide rod (21), the sleeve (1) is provided with an accommodating groove (13) which is communicated with each transverse groove (12) downwards, the accommodating groove (13) can accommodate the slide rod (21), the upper end of the sleeve (1) is provided with a reinforcing seat (4), the lower part of the reinforcing seat (4) is provided with a through hole A (41) which is matched with the outer diameter of the sleeve (1), the support rod (2) passes through the through hole A (41) to be inserted in the sleeve (1), and the upper end of the sleeve (1) is inserted into the through hole A (41), the sleeve (1) is fixedly connected with the reinforcing seat (4), a through hole B (42) matched with the outer diameter of the supporting rod (2) is formed in the upper portion of the reinforcing seat (4), the through hole A (41) is communicated with the through hole B (42) and is coaxially formed, and the lower end face of the through hole B (42) is tightly attached to the upper end face of the sleeve (1).

2. An adjustment device for a bicycle saddle, as claimed in claim 1, wherein: the bottom of the accommodating groove (13) is arc-shaped, and the outer diameter of the sliding rod (21) is matched with the arc shape.

3. An adjustment device for a bicycle saddle, as claimed in claim 1, wherein: the sliding rod (21) extends out of the outer wall surface of the sleeve (1), and the extending part of the sliding rod (21) is coated with rubber (22).