CN215285143U - Bicycle with detachable limiting structure - Google Patents

Abstract

The application discloses bicycle with can dismantle limit structure. The bicycle comprises a frame head pipe; the steering gear, some said steering gears wear to locate in the open pore of the said frame head pipe, there are rotation-stopping pieces on the said steering gear; the limiting bracket is detachably arranged on the outer wall of the frame head pipe; one side of the limiting bracket, which is close to the rotation stopping piece, is extended with a pair of symmetrically arranged limiting parts, and the rotation stopping piece is matched with the pair of limiting parts under the state that the steering gear rotates relative to the frame head pipe, so that the pair of limiting parts limit the rotation amplitude of the steering gear by limiting the displacement of the rotation stopping piece. This application will replace the limit structure who sets up with frame head pipe an organic whole with frame head pipe and can dismantle the spacing support of being connected, set up the spacing portion that can restrict the motion of the part that splines on spacing support, make the spacing portion that the motion of the part that splines of restriction can be convenient for change, convenient maintenance after damaging.

Description

Bicycle with detachable limiting structure

Technical Field

This application belongs to bicycle technical field, specifically relates to a bicycle with can dismantle limit structure.

Background

Due to the convenience and economy of single-car travel, in recent years, single-car travel has become an important way for people to travel.

Current bicycle is provided with limit structure between frame head pipe and direction ware, and limit structure can restrict the rotation range of direction ware in frame head pipe, and then the rotation range of restriction bicycle handlebar to guarantee user's safety in utilization, consequently, foretell limit structure is essential on the bicycle. But current limit structure drops or damages easily, and after damaging or dropping off, be not convenient for maintain, and cost of maintenance is higher, can cause whole frame to scrap after current limit structure damages even, causes bigger loss.

Disclosure of Invention

An object of this application is to provide an improved bicycle with can dismantle limit structure, can solve the difficult problem of maintaining of limit structure of bicycle at least.

According to a first aspect of the application, a bicycle with a detachable limiting structure is provided, which comprises:

a frame head tube having a through opening;

the steering gear, some said steering gears wear to locate in the open pore of the said frame head pipe, the said steering gear is fixed with the rotation-stopping piece;

the limiting bracket is detachably arranged on the outer wall of the frame head pipe, is close to the rotation stopping piece and extends along the circumferential direction of the frame head pipe; wherein,

one side of the limiting bracket, which is close to the rotation stopping piece, is extended with a pair of symmetrically arranged limiting parts, and the rotation stopping piece is matched with the pair of limiting parts under the state that the steering gear rotates relative to the frame head pipe, so that the pair of limiting parts limit the rotation amplitude of the steering gear by limiting the displacement of the rotation stopping piece.

Optionally, the limiting bracket includes a first bracket and a second bracket, the first bracket and the second bracket are symmetrically arranged relative to the frame head pipe, and the pair of limiting portions are respectively arranged on the first bracket and the second bracket.

Optionally, the first bracket and the second bracket are mirror-symmetrical, and one end of the first bracket is detachably connected with one end of the corresponding second bracket.

Optionally, the whole limiting support is of a U-shaped structure, and two ends of the limiting support are detachably connected with the frame head pipe respectively.

Optionally, the limiting bracket includes a positioning portion and a connecting portion, the positioning portion and the connecting portion are arranged oppositely, the length of the positioning portion is greater than that of the connecting portion in the axial direction of the frame head pipe, and at least part of the limiting portion is arranged in the positioning portion.

Optionally, the outer wall of the frame head pipe extends out of the fixing portion along the radial direction of the frame head pipe, and the limiting support is detachably arranged on the fixing portion.

Optionally, the outer wall of the frame head pipe is recessed to form a receiving groove, and at least part of the limiting bracket is located in the receiving groove.

Optionally, the bicycle comprises a frame body, the frame body fixing part is arranged on the outer wall of the frame head pipe, a limiting included angle is formed between the frame body and the frame head pipe, and part of the limiting support is located in the limiting included angle.

Optionally, the rotation stopping member is of a plate-shaped structure, the rotation stopping member is arranged in parallel with the outer wall of the frame head pipe, and the opposite side walls of the rotation stopping member respectively abut against the pair of limiting portions when the direction indicator rotates relative to the frame head pipe.

Optionally, one end of the first bracket is detachably connected with one end of the second bracket through a screw; the limiting bracket is detachably connected with the frame head pipe through a screw.

The limiting structure integrally arranged with the frame head pipe is replaced by a limiting support detachably connected with the frame head pipe, a limiting portion capable of limiting the movement of the rotation stopping piece is arranged on the limiting support, and the limiting portion capable of limiting the movement of the rotation stopping piece can be conveniently replaced after being damaged, so that the maintenance is convenient.

Further features of the present application and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

FIG. 1 is a first angular perspective view of a bicycle with a removable stop structure provided herein;

FIG. 2 is a second angular perspective view of a bicycle with a removable stop structure provided herein;

FIG. 3 is a front view of a bicycle with a removable stop structure as provided herein;

FIG. 4 is a left side view of a bicycle with a removable stop structure as provided herein;

fig. 5 is a schematic view of the overall structure of the limiting bracket.

Reference numerals:

1. a frame head tube; 11. a fixed part; 2. a direction device; 3. a rotation stopping member; 4. a limiting bracket; 41. A first bracket; 42. a second bracket; 43. a limiting part; 5. a positioning part; 6. a connecting portion; 7. a frame body.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

The application provides a bicycle with can dismantle limit structure, this bicycle can be bicycle, electric bicycle, vehicle using motor etc. or adopt bicycle, electric bicycle, vehicle using motor etc. that shared operation mode supplied the user to ride.

A bicycle having a detachable stopper structure according to an embodiment of the present invention will be described with reference to fig. 1 to 5.

As shown in fig. 1 to 4, the bicycle comprises a frame head pipe 1, a direction device 2 and a limit bracket 4. The frame head pipe 1 is a part connected with the steering gear 2 on the bicycle, the frame head pipe 1 is provided with a through hole, and specifically, the frame head pipe 1 can be a columnar hollow tubular structure, and the shape of the frame head pipe can be a prism shape or a cylindrical shape, or a shape combining the prism shape and the cylindrical shape.

The steering gear 2 is the part that is used for controlling the bicycle to turn to on the bicycle, and part steering gear 2 wears to establish in the trompil of frame head pipe 1 to the bicycle is the example, and steering gear 2 has front fork riser and front fork yoke plate fixedly connected to together, and the front fork riser passes the trompil of frame head pipe 1 and is connected with the handlebar, and the front fork yoke plate passes through front fork and wheel connection, makes steering gear 2 rotate for frame head pipe 1 through rotating the handlebar, and then drives the wheel rotation and changes the bicycle advancing direction. The steering gear box 2 is fixedly provided with a rotation stopping part 3, the rotation stopping part 3 rotates along with the steering gear box 2, and the rotation stopping part 3 can be a stop block or a plate-shaped structure protruding out of the outer surface of the steering gear box 2.

The limiting support 4 is detachably arranged on the outer wall of the frame head pipe 1, the limiting support 4 is arranged close to the rotation stopping piece 3, and the limiting support 4 is arranged in a manner of extending along the circumferential direction of the frame head pipe 1, for example, the rotation stopping piece 3 is close to the first end of the frame head pipe 1, the limiting support 4 is detachably arranged at a position close to the first end of the limiting head pipe 1, so that the limiting support 4 is arranged around the first end of the frame head pipe 1, wherein the limiting support 4 can be detachably arranged on the frame head pipe 1 through a threaded fastener or a clamping piece, for example, threaded holes are respectively arranged at corresponding positions of the limiting support 4 and the frame head pipe 1, the limiting support 4 and the frame head pipe 1 are fixed together through the matching of screws and the threaded holes, or a first clamping piece is arranged on the limiting support 4, be provided with the second joint spare on frame head pipe 1, when the spacing support of installation 4, make first joint spare and second joint spare block mutually to fixed spacing support 4 and frame head pipe 1's relative position, first joint spare with the second joint spare has been prior art, and the structure and the mounting means of first joint spare and second joint are known to the technical staff in the art, and this place is no longer repeated.

A pair of symmetrically arranged limiting parts 43 extend from one side of the limiting bracket 4 close to the rotation stopping part 3, under the state that the steering gear 2 rotates relative to the frame head pipe 1, the rotation stopping part 3 is matched with the pair of limiting parts 43, so that the pair of limiting parts 43 limit the rotation amplitude of the steering gear 2 by limiting the displacement of the rotation stopping part 3, that is, the rotation stopping part 3 is fixedly arranged on the steering gear 2, therefore, the rotation stopping part 3 rotates along the steering gear 2, the steering gear 2 moves along an arc-shaped movement track when rotating, while the limiting parts 43 extend from one side close to the rotation stopping part 3 to ensure that the pair of limiting parts 43 are respectively distributed on the movement track of the rotation stopping part 3, the rotation stopping part 3 stops rotating when the rotation stopping part 3 moves, thereby being capable of controlling the rotation amplitude of the steering gear 2, and the limiting parts 43 are symmetrically arranged, the steering gear 2 can be rotated to the same extent towards both sides, and the comfort degree of a user using a bicycle can be ensured.

The limiting structure integrally arranged with the frame head pipe 1 is replaced by the limiting support 4 detachably connected with the frame head pipe 1, and the limiting part 43 capable of limiting the movement of the rotation stopping part 3 is arranged on the limiting support 4, so that the limiting part 43 limiting the movement of the rotation stopping part 3 can be conveniently replaced after being damaged, the maintenance is convenient, and the inconvenience in maintenance after the original limiting structure integrally arranged with the frame head pipe 1 is damaged or falls off is avoided; meanwhile, the frame head pipe 1 needs to be subjected to professional welding operation during maintenance, the maintenance cost is high, and the maintenance cost can be reduced by applying the method; further, can appear because former limit structure damages or drops and can't maintain, cause whole bicycle to scrap, and this application can avoid above-mentioned problem through setting relevant limit structure to dismantling, saves the cost.

Optionally, spacing support 4 includes first support 41 and second support 42, first support 41 with second support 42 for frame head pipe 1 symmetry sets up, can make the bicycle structure symmetry of this application, has guaranteed first support 41 and second support 42's atress equilibrium, has improved life, and can promote spacing support 4's outward appearance power, and is a pair of spacing portion 43 sets up respectively first support 41 with on the second support 42, has provided the structural basis for a pair of spacing portion 43 symmetry sets up.

Optionally, the first bracket 41 and the second bracket 42 are mirror-symmetrical, so that the stress balance of the limiting bracket 4 can be ensured, and the integral appearance of the limiting bracket 4 can be ensured; the one end of first support 41 can be dismantled with the corresponding one end of second support 42 and be connected, including the dismantled connection that the one end of first support 41 contacted with the one end of second support 42, for example, the one end of first support 41 offsets with the one end of second support 42 then can dismantle through threaded connection spare such as screw and be connected, also can include the dismantled connection that the one end of first support 41 does not contact with the one end of second support 42, for example the one end of first support 41 with the one end of second support 42 keeps a certain distance apart, then will wait to connect both ends together through the connecting piece. The detachable connection of one end of the first bracket 41 and one end of the second bracket 42 can facilitate the integral installation of the limiting bracket 4 on the frame head pipe 1, avoid the interference of other parts on the bicycle when the limiting bracket 4 is installed, and facilitate the installation of the limiting bracket 4.

Optionally, the whole of the limiting support 4 is of a U-shaped structure, two ends of the limiting support 4 are respectively detachably connected with the frame head pipe 1, that is, two free end portions of the U-shaped limiting support 4 are connected with the frame head pipe 1, so that the limiting support 4 can be reliably fixed, wherein the bent portion of the U-shaped limiting support 4 can be detachably fixed on the frame head pipe 1 through a connecting piece and can also be clamped on the frame head pipe 1, so that the limiting support 4 can be reliably fixed.

As shown in fig. 5, the limit bracket 4 includes a first bracket 41 and a second bracket 42, and the first bracket 41 and the second bracket 42 are connected to each other so that the entire limit bracket 4 is formed into a U-shaped structure, thereby facilitating the assembly and disassembly of the limit bracket 4 and also enabling the limit bracket 4 to be reliably fixed to the frame head pipe 1.

Optionally, the limit bracket 4 includes a positioning portion 5 and a connecting portion 6 connected to the positioning portion 5, which are oppositely arranged, in the axial direction of the frame head pipe 1, the length of the positioning portion 5 is greater than the length of the connecting portion 6, that is, the size of the positioning portion 5 is greater than the size of the connecting portion 6, so that the limit bracket 4 is connected to the frame head pipe 1 through the positioning portion 5 with a larger size, and the limit bracket 4 can be reliably fixed; at least part of the limiting part 43 is arranged on the positioning part 5, so that the fixing of the limiting part 43 is reliable, the limiting part 43 is prevented from falling off or being damaged easily, and the use reliability of the limiting part 43 is ensured.

Optionally, the outer wall of the frame head pipe 1 extends out of the fixing portion 11 along the radial direction of the frame head pipe 1, the limiting support 4 is detachably arranged on the fixing portion 11, the contact area between the limiting support 4 and the frame head pipe 1 can be increased, the limiting support 4 is reliable in regulation, meanwhile, a fixing structure can be prevented from being arranged on the frame head pipe 1, and the strength of the frame head pipe 1 is enhanced.

Optionally, the outer wall of the frame head pipe 1 is sunken to form an accommodating groove, at least part of the limiting support 4 is located in the accommodating groove, so that the positioning and fixing of the limiting support 4 on the frame head pipe 1 are more reliable, the position reliability of the limiting part 43 is ensured, and the reliability of the bicycle steering is ensured.

Optionally, the bicycle includes frame body 7, frame body 7 firmware set up in frame head pipe 1's outer wall, frame body 7 with form spacing contained angle between the frame head pipe 1, part spacing support 4 is located in the spacing contained angle, can make frame body 7 with the displacement of the axial direction of frame head pipe 1 is followed to spacing support 4 of contained angle restriction that forms between the frame head pipe 1, avoids connecting spacing support 4 and frame head pipe 1 through the connecting piece, makes spacing support 4 installation and dismantlement more convenient.

Optionally, the rotation stopping member 3 is a plate-shaped structure, the rotation stopping member 3 is parallel to the outer wall of the frame head pipe 1, and when the direction device 2 rotates relative to the frame head pipe 1, the opposite side walls of the rotation stopping member 3 respectively abut against the pair of limiting portions 43, that is, when the rotation stopping member 3 abuts against the limiting portions 43, the effective shearing area corresponding to the shearing force acting on the rotation stopping member 3 is large, so that the rotation stopping member 3 can be effectively prevented from being damaged, the service life is prolonged, and the maintenance cost is saved.

Optionally, one end of the first bracket 41 is detachably connected to one end of the second bracket 42 by a screw, for example, one end of the first bracket 41 is provided with a through screw hole, one end of the second bracket 42 is also provided with a through screw hole, and the first bracket 41 and the second bracket 42 are connected by a screw matched with the through screw hole, so as to facilitate the detachment and installation of the limiting bracket 4 itself; the limiting support 4 and the frame head pipe 1 are detachably connected through a screw, so that the limiting support 4 and the frame head pipe 1 are detachably connected, and maintenance of a bicycle is facilitated.

Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims (10)

1. The utility model provides a bicycle with can dismantle limit structure which characterized in that includes:

a frame head tube having a through opening;

the steering gear, some said steering gears wear to locate in the open pore of the said frame head pipe, the said steering gear is fixed with the rotation-stopping piece;

the limiting bracket is detachably arranged on the outer wall of the frame head pipe, is close to the rotation stopping piece and extends along the circumferential direction of the frame head pipe; wherein,

one side of the limiting bracket, which is close to the rotation stopping piece, is extended with a pair of symmetrically arranged limiting parts, and the rotation stopping piece is matched with the pair of limiting parts under the state that the steering gear rotates relative to the frame head pipe, so that the pair of limiting parts limit the rotation amplitude of the steering gear by limiting the displacement of the rotation stopping piece.

2. The bicycle with the detachable limiting structure according to claim 1, wherein the limiting bracket comprises a first bracket and a second bracket, the first bracket and the second bracket are symmetrically arranged relative to the frame head pipe, and a pair of limiting parts are respectively arranged on the first bracket and the second bracket.

3. The bicycle with the detachable limiting structure according to claim 2, wherein the first support and the second support are mirror-symmetrical, and one end of the first support is detachably connected with one end of the corresponding second support.

4. The bicycle with the detachable limiting structure according to claim 1, wherein the limiting bracket is integrally of a U-shaped structure, and two ends of the limiting bracket are detachably connected with the frame head pipe respectively.

5. The bicycle with the detachable limiting structure according to claim 4, wherein the limiting bracket comprises a positioning portion and a connecting portion, the positioning portion and the connecting portion are oppositely arranged, the length of the positioning portion is greater than that of the connecting portion in the axial direction of the frame head pipe, and at least part of the limiting portion is arranged on the positioning portion.

6. The bicycle with the detachable limiting structure according to any one of claims 1 to 5, wherein a fixing portion extends out of the outer wall of the frame head pipe in the radial direction of the frame head pipe, and the limiting bracket is detachably arranged on the fixing portion.

7. The bicycle with the detachable limiting structure according to any one of claims 1 to 5, wherein the outer wall of the frame head pipe is recessed to form a receiving groove, and at least part of the limiting bracket is located in the receiving groove.

8. The bicycle with the detachable limiting structure according to any one of claims 1 to 5, wherein the bicycle comprises a frame body, the frame body fixing part is arranged on the outer wall of the frame head pipe, a limiting included angle is formed between the frame body and the frame head pipe, and part of the limiting support is located in the limiting included angle.

9. The bicycle with the detachable limit structure according to any one of claims 1 to 5, wherein the rotation stopping member is a plate-shaped structure, the rotation stopping member is disposed in parallel with an outer wall of the frame head pipe, and opposite side walls of the rotation stopping member respectively abut against a pair of the limit portions in a state where the direction finder rotates relative to the frame head pipe.

10. The bicycle with the detachable limiting structure, according to claim 3, wherein one end of the first bracket is detachably connected with one end of the second bracket through a screw; the limiting bracket is detachably connected with the frame head pipe through a screw.

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