CN219172558U

CN219172558U - Universal bicycle ladder with adjustable length of supporting leg

Info

Publication number: CN219172558U
Application number: CN202223511015.3U
Authority: CN
Inventors: 曹铃楠
Original assignee: TANGSHAN JINHENGTONG BICYCLE PARTS CO Ltd
Current assignee: TANGSHAN JINHENGTONG BICYCLE PARTS CO Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-13
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to a general bicycle ladder with adjustable length of supporting legs, which comprises a mounting plate and supporting legs hinged on the mounting plate, and is characterized in that: the landing leg include branch, slip cap, spring, stabilizer blade and spacing subassembly, branch be the thick lower extreme of upper end body of rod structure, both ends cut around the top of thick pole have the plane, be equipped with around the articulated hole that runs through on the plane, wear to be equipped with in this articulated hole department with mounting panel articulated round pin pole, the cover is equipped with the slip cap on the thick pole of lower part of mounting panel, be equipped with spacing platform at the lower extreme of thick pole, the cover is equipped with the spring between spacing platform and slip cap, longitudinal interval equipartition has spacing draw-in groove on the rear end face of thin pole, the lower part cover at thin pole is equipped with the stabilizer blade, this thin pole is spacing through the spacing subassembly of installing on the stabilizer blade. The utility model has the advantages of scientific and reasonable structural design, strong universality, accessory cost saving, convenient assembly and easy realization.

Description

Universal bicycle ladder with adjustable length of supporting leg

Technical Field

The utility model belongs to the field of bicycle accessory processing, and relates to a bicycle ladder, in particular to a universal bicycle ladder with adjustable support leg length.

Background

The bicycle can be divided into 14-28 inch different models according to different lengths of the bicycle frame. According to different models, bicycle parts with different sizes are required to be adapted. For example, the length of the legs of a ladder on a bicycle may be different depending on the frame. The length of the existing car ladder supporting leg is of an unadjustable structure, so that the universality of the car ladder supporting leg is not strong.

Disclosure of Invention

The utility model aims to provide the universal bicycle ladder with the adjustable support leg length, which has scientific and reasonable structural design, strong universality, accessory cost saving, convenient assembly and easy realization.

The utility model solves the technical problems by the following technical proposal:

the utility model provides a general type bicycle ladder of landing leg length adjustable, includes mounting panel and articulates landing leg of dress on the mounting panel, its characterized in that: the landing leg include branch, slip cap, spring, stabilizer blade and spacing subassembly, branch be the thick lower extreme of upper end body of rod structure, both ends cut around the top of thick pole have the plane, be equipped with around the articulated hole that runs through on the plane, wear to be equipped with in this articulated hole department with mounting panel articulated round pin pole, the cover is equipped with the slip cap on the thick pole of lower part of mounting panel, be equipped with spacing platform at the lower extreme of thick pole, the cover is equipped with the spring between spacing platform and slip cap, longitudinal interval equipartition has spacing draw-in groove on the rear end face of thin pole, the lower part cover at thin pole is equipped with the stabilizer blade, this thin pole is spacing through the spacing subassembly of installing on the stabilizer blade.

The support leg comprises a penetrating sleeve and a bottom foot, the bottom of the penetrating sleeve is provided with the bottom foot, the outer wall of the front end of the upper part of the penetrating sleeve is provided with a telescopic groove which horizontally protrudes outwards, and two sides of the telescopic groove and two sides of the penetrating sleeve are respectively provided with a movable seam correspondingly;

the limiting assembly comprises a button, a limiting spring and a limiting frame, wherein the button which stretches horizontally in the telescopic groove is arranged in the telescopic groove, the limiting spring which is abutted against the outer wall of the penetrating sleeve is arranged at the inner side end of the button, the limiting frame is of a quadrilateral structure with one end being closed and the other end being open, one end of the opening of the limiting frame is arranged on the button, and one end of the closing of the limiting frame stretches in the movable seam;

the limiting assembly is used for limiting the supporting rod by clamping the limiting frame into the limiting clamping groove of the thin rod.

And a longitudinal observation port is arranged on the inner wall of the rear end of the penetrating sleeve.

The sliding sleeve is connected with the spring outer cover cylinder sleeved outside the spring, and the diameter of the lower end cylinder of the spring outer cover cylinder is larger than that of the limiting table.

The utility model has the advantages and beneficial effects that:

1. this general type bicycle ladder of landing leg length adjustable has realized the regulation of the interior insertion depth of branch in the stabilizer blade through the cooperation of branch, stabilizer blade and spacing subassembly to realized the regulation of whole landing leg length, realized this ladder on different specification bicycles then that has realized, alleviateed mill's production and the burden of storing, practiced thrift manufacturing cost.

2. This general type bicycle ladder of landing leg adjustable length through the design of wearing the viewing aperture on the sleeve, conveniently observes the position of spacing frame to ensure that spacing frame card advances in the spacing draw-in groove, guarantee spacing reliability.

3. This general type bicycle ladder of landing leg adjustable length through the design of spring dustcoat section of thick bamboo, can play the effect of protection to the spring, avoids because of the interior card of spring advances the foreign matter, and influences the problem of ladder work.

4. The universal bicycle ladder has the advantages of being scientific and reasonable in structural design, strong in universality, capable of saving accessory cost, convenient to assemble and easy to implement, and is high in innovation, and the length of the supporting legs is adjustable.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model (assembled with a mounting plate of a first construction);

FIG. 2 is a schematic illustration of the leg structure of the present utility model (with the sliding sleeve omitted);

FIG. 3 is a schematic view of the structure of the utility model illustrating the locking of the spacing assembly to the thin rod;

FIG. 4 is a schematic view of the assembly of the leg and the spacing assembly of the present utility model;

FIG. 5 is a schematic view of the assembly of the leg and the spacing assembly of the present utility model (with buttons omitted);

FIG. 6 is a schematic view of the assembled spring housing cartridge of the present utility model;

FIG. 7 is a schematic view of the spring housing of the present utility model;

FIG. 8 is a schematic view of the leg assembly of the present utility model with a second structural mounting plate;

FIG. 9 is a schematic view of the leg assembly of the present utility model with a third structural mounting plate.

Reference numerals illustrate:

the device comprises a 1-mounting plate, a 2-sliding sleeve, a 3-spring, a 4-thick rod, a 5-limiting table, a 6-thin rod, a 7-limiting assembly, 8-supporting legs, 9-hinge holes, 10-limiting springs, 11-buttons, 12-limiting frames, 13-limiting clamping grooves, 14-telescopic grooves, 15-observation ports, a closed end of 16-limiting frames, 17-penetrating sleeves, 18-supporting legs, 19-spring outer cover cylinders and 20-supporting legs.

Detailed Description

The utility model is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.

The utility model provides a general type bicycle ladder of landing leg adjustable length, includes mounting panel 1 and articulates landing leg 20 on the mounting panel, its innovation lies in: 1, a mounting plate matched with a vehicle model can be replaced according to different vehicle models; 2, the length of the supporting leg can be adjusted according to different vehicle types so as to ensure effective support of the bicycle.

The car ladder is installed on the frame of bicycle through the mounting panel, according to the structure difference of frame mounted position department for the mounting structure on the mounting panel is different to some extent, has given three kinds of structures in this embodiment of structure of mounting panel, as shown in figures 1, 8, 9, is common mounting structure, and the mounting panel is articulated to be connected through the pin pole with the landing leg.

The landing leg comprises a supporting rod, a sliding sleeve 2, a spring 3, a supporting foot 8 and a limiting component 7, wherein the supporting rod is of a rod body structure with a thick upper end and a thin lower end, a plane is cut at the front end and the rear end of the top of the thick rod 4, a front-rear penetrating hinge hole 9 is formed in the plane, a pin rod hinged with a mounting plate is penetrated in the hinge hole, the sliding sleeve is sleeved on the thick lower rod of the mounting plate, a limiting table 5 is arranged at the lower end of the thick rod, and a spring is sleeved between the limiting table and the sliding sleeve;

when the support rod is lifted, the mounting plate extrudes the sliding sleeve, so that the spring is deformed; after the strut is put down, the spring is released.

Spacing clamping grooves 13 are longitudinally and uniformly distributed on the rear end face of the slender rod 6 at intervals, supporting feet are sleeved on the lower portion of the slender rod, and the slender rod is limited through a limiting assembly arranged on the supporting feet.

The support leg comprises a sleeve penetrating pipe 17 and a bottom foot 18, the bottom of the sleeve penetrating pipe is provided with the bottom foot which is used for being contacted with the ground, in order to increase the friction force between the bottom foot and the bottom surface, the bottom surface of the bottom foot is uniformly distributed with bulges at intervals, the outer wall of the front end of the upper part of the sleeve penetrating pipe is provided with a telescopic slot 14 which horizontally protrudes outwards, and two sides of the telescopic slot and two sides of the sleeve penetrating pipe are correspondingly provided with movable slots;

the limiting assembly comprises a button 11, a limiting spring 10 and a limiting frame 12, wherein the button which stretches horizontally in the telescopic groove is arranged in the telescopic groove, the limiting spring which is abutted on the outer wall of the penetrating sleeve is arranged at the inner side end of the button, the limiting frame is of a quadrilateral structure with one end being closed and the other end being open, one open end of the limiting frame is arranged on the button, and one closed end 16 of the limiting frame stretches in the movable seam;

the limiting assembly is used for realizing the adjustment of the length of the supporting leg by clamping the limiting frame into the limiting clamping groove of the slender rod.

In order to facilitate the observation of the position of the limiting frame, the limiting frame is clamped into the limiting clamping groove, limiting reliability is guaranteed, and a longitudinal observation opening 15 is formed in the inner wall of the rear end of the penetrating sleeve.

In order to avoid the problem that the work of the car ladder is affected due to the fact that foreign matters are clamped in the springs, a spring outer cover barrel 19 is further designed, a spring outer cover barrel sleeved outside the springs is connected to the lower portion of the sliding sleeve, and the diameter of the lower end barrel of the spring outer cover barrel is larger than that of the limiting table.

The working principle of the adjustable length of the supporting leg is as follows:

the button is pressed inwards, so that the limit spring is pressed on the outer wall of the penetrating sleeve, at the moment, the closed end of the limit frame is positioned at the position of the penetrating sleeve, and the inserted thin rod is in a free state;

according to the length of the required landing leg, the depth of the thin rod extending into the penetrating sleeve is adjusted, after the length is adjusted, the button is loosened, so that the limiting frame is clamped on the limiting clamping groove, the thin rod and the penetrating sleeve are fixed, and the length adjustment of the landing leg is completed.

Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.

Claims

1. The utility model provides a general type bicycle ladder of landing leg length adjustable, includes mounting panel and articulates landing leg of dress on the mounting panel, its characterized in that: the landing leg include branch, slip cap, spring, stabilizer blade and spacing subassembly, branch be the thick lower extreme of upper end body of rod structure, both ends cut around the top of thick pole have the plane, be equipped with around the articulated hole that runs through on the plane, wear to be equipped with in this articulated hole department with mounting panel articulated round pin pole, the cover is equipped with the slip cap on the thick pole of lower part of mounting panel, be equipped with spacing platform at the lower extreme of thick pole, the cover is equipped with the spring between spacing platform and slip cap, longitudinal interval equipartition has spacing draw-in groove on the rear end face of thin pole, the lower part cover at thin pole is equipped with the stabilizer blade, this thin pole is spacing through the spacing subassembly of installing on the stabilizer blade.

2. The universal bicycle ladder with adjustable leg length as set forth in claim 1, wherein: the support leg comprises a penetrating sleeve and a bottom foot, the bottom of the penetrating sleeve is provided with the bottom foot, the outer wall of the front end of the upper part of the penetrating sleeve is provided with a telescopic groove which horizontally protrudes outwards, and two sides of the telescopic groove and two sides of the penetrating sleeve are respectively provided with a movable seam correspondingly;

the limiting assembly comprises a button, a limiting spring and a limiting frame, wherein the button which stretches horizontally in the telescopic groove is arranged in the telescopic groove, the limiting spring which is abutted to the outer wall of the penetrating sleeve is arranged at the inner side end of the button, the limiting frame is of a quadrilateral structure with one end closed and the other end open, one end of the opening of the limiting frame is arranged on the button, and one closed end of the limiting frame stretches in the movable joint.

3. A universal bicycle ladder with adjustable leg length as claimed in claim 2, wherein: a longitudinal observation port is arranged on the inner wall of the rear end of the penetrating sleeve.

4. The universal bicycle ladder with adjustable leg length as set forth in claim 1, wherein: the sliding sleeve is characterized by further comprising a spring outer cover cylinder, wherein the lower part of the sliding sleeve is connected with the spring outer cover cylinder sleeved outside the spring, and the diameter of the lower end cylinder of the spring outer cover cylinder is larger than that of the limiting table.