CN219635396U

CN219635396U - Scooter folding mechanism and scooter

Info

Publication number: CN219635396U
Application number: CN202320477754.0U
Authority: CN
Inventors: 黄德斌; 侯昭永
Original assignee: Shenzhen Liyu Machinery Co ltd
Current assignee: Shenzhen Liyu Machinery Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-09-05
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a scooter folding mechanism, comprising: a herringbone head pipe, a hook and a bottom plate; the herringbone head pipe is connected with the bottom plate through a hook rotating shaft, a hook is arranged on the herringbone head pipe hook rotating shaft, and one end of the hook stretches into the herringbone head pipe; the U-shaped head tube is internally provided with a hook fixing shaft and a torsion spring, a switch bullet is arranged in a mounting hole on the side wall of the U-shaped head tube, a folding key is arranged at the outer end of the switch bullet, and a key pressure spring is sleeved on the switch bullet; the torsion spring pushes the hook to the switch warhead in the unfolding state of the herringbone head pipe; when the folding key is pressed down, the hook moves towards the direction of the hook fixing shaft and hooks the hook fixing shaft in the folding process of the herringbone head pipe. The folding mechanism can enable the scooter to be unfolded, and is simple, convenient, easy and safe to fold and perfect in appearance.

Description

Scooter folding mechanism and scooter

Technical Field

The utility model relates to the field of scooters, in particular to a scooter folding mechanism and a scooter.

Background

Scooter is a transportation means which is commonly used by children and adults at present and has entertainment and short-distance riding instead of walking. Because be convenient for people's use, accomodate, people require when not using, can fold scooter so as to portable or accomodate, however, folding mechanism among the prior art folds very inconvenient, uses unsafe.

Disclosure of Invention

The utility model provides a scooter folding mechanism and a scooter, which aim to solve at least one technical problem.

In order to solve the above problems, as one aspect of the present utility model, there is provided a scooter folding mechanism comprising: a herringbone head pipe, a hook and a bottom plate;

the herringbone head pipe is connected with the bottom plate through a hook rotating shaft, a hook is arranged on the herringbone head pipe hook rotating shaft, and one end of the hook stretches into the herringbone head pipe;

a hook fixing shaft and a torsion spring are arranged in the herringbone head pipe, a switch warhead is arranged in a mounting hole on the side wall of the herringbone head pipe, a folding key is arranged at the upper end of the switch warhead, and a key pressure spring is sleeved on the switch warhead;

the torsion spring pushes the hook to the switch warhead in the unfolding state of the herringbone head pipe;

when the folding key is pressed down, the hook moves towards the direction of the hook fixing shaft and hooks the hook fixing shaft in the folding process of the herringbone head pipe.

Preferably, the hook comprises a positioning step for abutting against the herringbone head pipe and a hook portion extending from one side of the positioning step.

Preferably, a quick-release sleeve is arranged on the front positioning fixing seat of the bottom plate, and a quick-release screw is arranged on the quick-release sleeve.

Preferably, a sliding sleeve is arranged in the mounting hole in a threaded manner, and the switch warhead is movably arranged in the sliding sleeve.

Preferably, the bottom plate is provided with a positioning adjusting screw for adjusting the interval between the quick-release screw and the lower part of the square tube of the herringbone head tube.

The utility model also provides a scooter, which comprises the scooter folding mechanism.

Due to the adoption of the technical scheme, the folding mechanism can enable the scooter to be unfolded and folded simply, conveniently and safely, and has perfect appearance.

Drawings

FIG. 1 is a schematic left-hand view of the present utility model;

FIG. 2 is a schematic rear view of the folding mechanism;

FIG. 3 is a rear perspective view of the folding mechanism;

FIG. 4 is a right side view of the present utility model;

FIG. 5 is a schematic view in cross-section of the right side view of the folding mechanism in the "open" state;

FIG. 6 is a schematic view of a left side view of the folding mechanism in a "folded" state;

FIG. 7 is a schematic view of a left side cross-sectional configuration of the folding mechanism in a "folded" state;

FIG. 8 is a schematic view of a left side cross-sectional configuration of the folding mechanism in a "folded" state;

FIG. 9 is a schematic view of a left side cross-sectional structure of the folding mechanism in an "open" state;

fig. 10 is a schematic diagram of a right rear side view of the hook assembly in the folding mechanism.

Reference numerals in the drawings: 1. a herringbone head tube; 2. a hook fixing shaft; 3. folding keys; 4. a hook; 5. quick-dismantling the sleeve; 6. quick-release screws; 7. a head pipe rotating shaft; 8. a hook rotating shaft; 9. a bottom plate; 10. a front fork; 11. a front wheel; 12. a handle bar; 13. positioning an adjusting screw; 14. a rear wheel; 15. a torsion spring; 16. a key pressure spring; 17. a sliding sleeve; 18. a switch warhead; 19. positioning the step; 20. a hook part.

Detailed Description

The following describes embodiments of the utility model in detail, but the utility model may be practiced in a variety of different ways, as defined and covered by the claims.

As one aspect of the present utility model, there is provided a scooter folding mechanism comprising: the U-shaped head pipe 1, the hook 4 and the bottom plate 9;

the U-shaped head pipe 1 is provided with a hook 4 through a hook rotating shaft 8 and a bottom plate 9, the hook rotating shaft 8 of the U-shaped head pipe 1 is provided with the hook 4, and one end of the hook 4 stretches into the U-shaped head pipe 1.

A hook fixing shaft 2 and a torsion spring 15 are arranged in the herringbone head pipe 1, a switch warhead 18 is arranged in a mounting hole on the side wall of the herringbone head pipe 1, a folding key 3 is arranged at the upper end of the switch warhead 18, and a key pressure spring 16 is sleeved on the switch warhead 18; the torsion spring 15 not only further facilitates the operation of the user, but also enables the structure of the product to be more stable and firm, and improves the safety performance of the product. The key pressure spring 16 is convenient for the operation of the user, so that the folding key and the Guan Dantou are flexible to rebound.

The torsion spring 15 pushes the hook 4 towards the switch warhead 18 in the unfolded state of the herringbone head pipe 1;

the folding key 3 enables the hook 4 to move towards the hook fixing shaft 2 when being pressed down and enables the hook 4 to hook the hook fixing shaft 2 in the folding process of the herringbone head pipe 1.

Set up set screw 13 on the scooter folding mechanism for play the interval effect of adjusting quick roll over screw and herringbone head pipe side pipe lower part, make the structure activity clearance of product can fall the festival and get suitable position, make the structure of product more stable, firm, improve the security performance of product.

Preferably, the hook 4 includes a positioning step 19 for abutting against the crosshead tube 1, and a hook portion 20 extending from one side of the positioning step 19.

Preferably, a quick-release sleeve 5 is arranged on the front positioning fixing seat of the bottom plate 9, and a quick-release screw 6 is arranged on the quick-release sleeve 5.

Preferably, a sliding sleeve 17 is mounted in the mounting hole in a threaded manner, and the switch warhead 18 is movably mounted in the sliding sleeve 17.

Referring to fig. 1-10, the scooter of the present utility model comprises a herringbone head tube 1, a hook fixing shaft 2, a folding button 3, a hook 4, a quick-release sleeve 5, a quick-release screw 6, a head tube rotating shaft 7, a hook rotating shaft 8, a bottom plate 9, a front fork 10, a front wheel 11, a handlebar 12, a positioning adjusting screw 13, a rear wheel 14, a torsion spring 15, a button pressure spring 16, a sliding sleeve 17 and a switch warhead 18. The herringbone head pipe 1 comprises a front circular pipe and a square pipe, and the bottom plate 9 comprises a front positioning fixing seat and a pedal.

Referring to fig. 1 to 10, in the folded state, the hook portion 20 hooks the hook fixing shaft 2, and the quick release screw 6 is in the closed state; in the unfolded state, the positioning step 19 supports the step end face of the clearance groove above the lower part of the square tube of the herringbone head tube 1, and the quick-release screw 6 is in the closed state. In the whole folding process, the space between the hook 4 and the inner side surface of the front positioning fixing seat of the bottom plate 9 is always kept smaller than 5mm, the risk of clamping the hand is avoided, and the appearance is perfect.

When the folding key 3 is pressed downwards, the switch warhead 18 connected with the folding key 3 pushes the top surface of the hook part 20 of the hook 4 downwards, so that the positioning step 19 is separated from the step end surface of the clearance groove above the lower part of the square tube supporting the herringbone head tube 1, and the herringbone head tube 1 rotates clockwise. When the hook part 20 of the hook 4 hooks the hook fixing shaft 2 on the square tube of the herringbone head tube 1, the quick-dismantling screw handle is in a closed state, and the folding mechanism and the scooter with the folding mechanism are in a folded state.

When the folding key 3 is pressed upwards, the switch warhead 18 connected with the folding key 3 pushes the back of the middle part of the hook 4 upwards, so that the U-shaped head pipe 1 rotates anticlockwise when the hook part 20 of the hook 4 is separated from the hook fixing shaft 2 on the square pipe of the U-shaped head pipe 1. When the positioning step 19 supports the step end face of the clearance groove above the lower part of the square tube of the herringbone head tube 1, the handle of the quick-release screw 6 is in a closed state. Folding mechanism and scooter with the folding mechanism are in an unfolded and usable state. The distance between the hook 4 and the inner side surface of the front positioning fixing seat of the bottom plate 9 is always kept smaller than 5mm in the whole folding state and the unfolding state, the risk of clamping is avoided, and the appearance is perfect.

The working principle and process of the utility model are described in detail below:

when a user needs to open the scooter, when the scooter is in a folded and upright state, the handle bar 12 of the scooter is held by a left hand, and the handle of the quick-release screw 6 is outwards opened and closed by a right index finger; then the right thumb presses the upper part of the square tube of the herringbone head tube 1, and simultaneously the index finger and the middle finger of the right hand hold the folding key 3 below the square tube of the herringbone head tube 1 to be slightly and forcefully held upwards, and when a click sound is heard, the hook part 20 of the hook 4 breaks away from the hook fixing shaft 2 on the square tube of the herringbone head tube 1, the handle 12 of the scooter is lifted upwards by the left hand, and the handle 12, the herringbone head tube 1, the front fork 10 and the front wheel 11 rotate anticlockwise; when the quick-release screw 6 rotates to a determined position, a click sound is heard, the positioning step 19 supports the step end face of the clearance groove above the lower part of the square tube of the herringbone head tube 1, and the handle of the quick-release screw 6 is closed; the scooter is in an open and usable state, and at the moment, the scooter is in a stable and usable unfolding state.

When the user needs to fold after using the folding device, the folding device comprises: when the scooter is in an unfolded and upright state, the handle bar 12 of the scooter is held by a left hand, and the handle of the quick-release screw 6 is outwards opened and closed by a right index finger; then the lower part of the square tube of the herringbone head tube 1 is buckled by the right hand with three fingers, meanwhile, the folding key 3 above the square tube of the herringbone head tube 1 is pressed downwards by the root of the right palm with little effort, a click is heard, the positioning step 19 is separated from the step end face of the clearance groove above the lower part of the square tube for supporting the herringbone head tube 1, the handle 12 of the scooter is folded back and down by the left hand, and the handle 12, the herringbone head tube 1, the front fork 10 and the front wheel 11 rotate clockwise; when the quick-release screw is rotated to a determined position, a click sound is heard, and when the hook fixing shaft 2 on the square tube of the herringbone head tube 1 is hooked by the hook part 20 extending from the front part of the positioning step at the front upper part of the hook 4, the handle of the quick-release screw 6 is closed; the scooter is in a folded state; the scooter is in a folded state, and at the moment, the scooter is more compact in structure and convenient to carry.

The thickness of the material in the folding mechanism can be kept strong enough. In addition, in the present embodiment, it is possible, but not limited to, to design the square tube at the junction of the front circular tube and the square tube of the herringbone head tube 1 to be arc-shaped, and to make the front wheel distance between the bottom plate 9 and the folding mechanism larger than 18 mm.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A scooter folding mechanism, comprising: the U-shaped head pipe (1), a hook (4) and a bottom plate (9);

the Y-shaped head pipe (1) is connected with the bottom plate (9) through a hook rotating shaft (8), a hook (4) is arranged on the hook rotating shaft (8) of the Y-shaped head pipe (1), and one end of the hook (4) extends into the Y-shaped head pipe (1);

a hook fixing shaft (2) and a torsion spring (15) are arranged in the herringbone head pipe (1), a switch warhead (18) is arranged in a mounting hole on the side wall of the herringbone head pipe (1), a folding key (3) is arranged at the upper end of the switch warhead (18), and a key pressure spring (16) is sleeved on the switch warhead (18);

the torsion spring (15) pushes the hook (4) to the switch warhead (18) in the unfolded state of the herringbone head pipe (1);

when the folding key (3) is pressed down, the hook (4) moves towards the direction of the hook fixing shaft (2) and the hook (4) hooks the hook fixing shaft (2) in the folding process of the herringbone head pipe (1).

2. The scooter folding mechanism according to claim 1, wherein the hook (4) comprises a positioning step (19) for abutting against the herringbone head tube (1), and a hook portion (20) extending from one side of the positioning step (19).

3. The scooter folding mechanism according to claim 1, wherein a quick-release sleeve (5) is arranged on the front positioning fixing seat of the bottom plate (9), and a quick-release screw (6) is arranged on the quick-release sleeve (5).

4. Scooter folding mechanism according to claim 1, characterized in that the mounting hole is screw-mounted with a sliding sleeve (17), the switch bullet (18) being movably mounted in the sliding sleeve (17).

5. A scooter folding mechanism according to claim 3, characterized in that the bottom plate (9) is provided with a positioning adjusting screw (13) for adjusting the interval between the quick-release screw (6) and the lower part of the square tube of the herringbone head tube (1).

6. A scooter comprising a scooter folding mechanism as claimed in any one of claims 1 to 5.