Front fork stand pipe for bicycle

Abstract

The utility model discloses a front fork stand pipe for a bicycle, and relates to the technical field of front fork stand pipes. The device comprises a front fork vertical pipe, the side face of the front fork vertical pipe is fixedly connected with a structural force arch bridge, a hub is arranged on the side face of the front fork vertical pipe, and an adjusting device is arranged at the top of the structural force arch bridge. The adjusting device comprises an electric telescopic rod, the bottom of the electric telescopic rod is fixedly connected to the top of the structural force arch bridge, the telescopic end of the electric telescopic rod is fixedly connected with a head pipe, and a supporting plate penetrates through the side face of the electric telescopic rod. Through the mutual cooperation of the moving force of the electric telescopic rod and components such as a head tube, a supporting plate, a supporting frame, a sliding groove, an L-shaped connecting plate and a spring in the adjusting device, the effects of moving of the head tube and sliding of the sliding groove are achieved, and therefore the adjusting device moves along with the supporting frame and the head tube; the function of adjusting the height of the bicycle is achieved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of slag removal, and particularly relates to a front fork riser for a bicycle. Background Art

[0002] The front fork component is in the front part of the bicycle structure. Its upper end is connected to the handlebar component, the frame component is fitted with the front tube, and the lower end is fitted with the front axle component to form the steering system of the bicycle. The working sequence of the front fork should be: encountering an obstacle - the front fork is compressed - reaching the extreme point - being rebounded to the original length (the rebounding speed is affected by damping) - the bouncing system finishes working.

[0003] According to a disclosed front fork riser for a bicycle (publication number: CN203228901), the problem of corrosion prevention of the pipe body is solved by galvanizing the inner and outer walls of the pipe body, and the connection problem between the utility model and the special handlebar upright tube is solved by the external thread provided on the outer wall of the pipe body. A front fork riser for a bicycle includes a pipe body and an external thread; it is characterized in that the main body of the front fork riser for a bicycle is the pipe body, one end of the outer wall of the pipe body is provided with a galvanized layer, the other end of the outer wall of the pipe body is provided with an external thread, and the inner wall of the pipe body is provided with an anti-corrosion galvanized layer. The beneficial effect of this utility model lies in: realizing the strengthening function of the front fork riser through the improvement of the material and the inner and outer walls of the pipe body, and the utility model is equipped with a special handlebar upright tube and a clamp to make the connection between them more tight, thus achieving the effect of firm locking, providing safer and more efficient support for consumers in the future use process;

[0004] However, it is difficult to adjust the height of the bicycle with one end of the outer wall of the pipe body provided with a galvanized layer, the other end of the outer wall of the pipe body provided with an external thread, and the inner wall of the pipe body provided with an anti-corrosion galvanized layer, which needs to be improved. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a front fork riser for a bicycle. Through the mutual cooperation of the force of the electric telescopic rod moving and components such as the L-shaped force-bearing rod, return spring, force-bearing rod, hydraulic cylinder, hydraulic rod, water baffle, water tank, and water outlet inside the cleaning device, the movement and force-bearing effect of the L-shaped force-bearing rod are utilized, so as to realize that the cleaning device moves with the movement of the hydraulic rod and the water baffle, achieving the effect of cleaning the bicycle wheel hub, improving the work efficiency, and solving the existing problems.

[0006] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0007] The utility model is a front fork riser for a bicycle, including a front fork riser. A structural force arch bridge is fixedly connected to the side of the front fork riser. A wheel hub is arranged on the side of the front fork riser. An adjusting device is arranged on the top of the structural force arch bridge;

[0008] The adjusting device includes an electric telescopic rod. The bottom of the electric telescopic rod is fixedly connected to the top of the structural force arch bridge. The telescopic end of the electric telescopic rod is fixedly connected to a head tube. A support plate penetrates through the side of the electric telescopic rod. The inside of the support plate is slidably connected to the side of the electric telescopic rod. The bottom of the support plate is fixedly connected to the top of the front fork riser.

[0009] Furthermore, a support frame is fixedly connected to the circumferential surface of the head tube. A chute is provided at the top of the support plate. The bottom of the support frame is slidably connected to the inner wall of the chute. The function of the support frame is to support the head tube when the head tube rises.

[0010] Furthermore, an L-shaped connecting plate is fixedly connected to the side of the support plate. A spring is fixedly connected to the side of the L-shaped connecting plate. The function of the spring is that when the head tube moves downward, the spring's pulling force can enable the support frame to better reset.

[0011] Furthermore, the end of the spring away from the L-shaped connecting plate is fixedly connected to the side of the support frame. The number of the support frames, L-shaped connecting plates, and springs is set to two and they are symmetric with respect to the vertical central axis of the head tube. The function of setting the number of the support frames, L-shaped connecting plates, and springs to two and being symmetric with respect to the vertical central axis of the head tube is to better fix the head tube.

[0012] Furthermore, a cleaning device is provided on the side of the structural force arch bridge. The cleaning device includes an L-shaped stress rod. A return spring is fixedly connected to the bottom of the L-shaped stress rod. The end of the return spring away from the L-shaped stress rod is fixedly connected to a stress rod. One end of the stress rod is slidably connected to a hydraulic cylinder through a piston. The back side of the hydraulic cylinder is fixedly connected to the circumferential surface of the front fork riser. The inside of one end of the hydraulic cylinder is slidably connected to a hydraulic rod through another piston. The function of the return spring is that when the L-shaped stress rod moves upward, the stress rod can be pulled upward by the pulling force of the return spring.

[0013] Furthermore, a water blocking plate is fixedly connected to the bottom of the hydraulic rod. A water tank is fixedly connected to the circumferential surface of the front fork riser. An outlet is provided on the side of the water tank. The function of the water blocking plate is to block the outlet when the cleaning device is not in use.

[0014] Furthermore, the top of the stress rod is located on the displacement track of the L-shaped stress rod. The side of the water blocking plate is located on the side of the outlet. The function of the top of the stress rod being located on the displacement track of the L-shaped stress rod is that when the L-shaped stress rod moves downward, it can touch the stress rod. The function of the side of the water blocking plate being located on the side of the outlet is to better block the outlet.

[0015] The utility model has the following beneficial effects:

[0016] 1. The utility model realizes the movement of the head tube and the sliding of the chute by the mutual cooperation of the force of the electric telescopic rod and components such as the head tube, the support plate, the support frame, the chute, the L-shaped connecting plate, and the spring inside the adjusting device, thereby realizing the movement of the adjusting device along with the movement of the support frame and the head tube, achieving the function of adjusting the height of the bicycle, and improving the work efficiency.

[0017] 2. The utility model realizes the movement of the L-shaped force-bearing rod and the force-bearing rod by the mutual cooperation of the force of the electric telescopic rod and components such as the L-shaped force-bearing rod, the return spring, the force-bearing rod, the hydraulic cylinder, the hydraulic rod, the water baffle, the water tank, and the water outlet inside the cleaning device, thereby realizing the movement of the cleaning device along with the movement of the hydraulic rod and the water baffle, achieving the function of cleaning the bicycle hub, and improving the work efficiency.

[0018] Of course, it is not necessary for any product implementing the utility model to simultaneously achieve all the above-mentioned advantages. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 is a three-dimensional external structure schematic diagram of the present utility model;

[0021] Figure 2 is a three-dimensional overall structure schematic diagram of the adjusting device of the present utility model;

[0022] Figure 3 is a side sectional view of the structure of the cleaning device of the present utility model;

[0023] Figure 4 is of the present utility model Figure 3 three-dimensional enlarged structure schematic diagram of A therein.

[0024] In the drawings, the list of components represented by each reference numeral is as follows:

[0025] 1. Front fork riser; 2. Structural force arch bridge; 3. Wheel hub; 4. Adjusting device; 41. Electric telescopic rod; 42. Head tube; 43. Support plate; 44. Support frame; 45. Chute; 46. L-shaped connecting plate; 47. Spring; 5. Cleaning device; 51. L-shaped force-bearing rod; 52. Return spring; 53. Force-bearing rod; 54. Hydraulic cylinder; 55. Hydraulic rod; 56. Water baffle; 57. Water tank; 58. Water outlet. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0027] Please refer to Figures 1-4 , the present invention is a front fork riser for a bicycle, including a front fork riser 1. A structural force arch bridge 2 is fixedly connected to the side of the front fork riser 1. A hub 3 is arranged on the side of the front fork riser 1. An adjusting device 4 is arranged on the top of the structural force arch bridge 2;

[0028] The adjusting device 4 includes an electric telescopic rod 41. The bottom of the electric telescopic rod 41 is fixedly connected to the top of the structural force arch bridge 2. The telescopic end of the electric telescopic rod 41 is fixedly connected to a head tube 42. A support plate 43 penetrates through the side of the electric telescopic rod 41. The inside of the support plate 43 is slidably connected to the side of the electric telescopic rod 41. The bottom of the support plate 43 is fixedly connected to the top of the front fork riser 1.

[0029] A support frame 44 is fixedly connected to the circumferential surface of the head tube 42. A chute 45 is opened at the top of the support plate 43. The bottom of the support frame 44 is slidably connected to the inner wall of the chute 45. The function of the support frame 44 is to support the head tube 42 when the head tube 42 rises.

[0030] An L-shaped connecting plate 46 is fixedly connected to the side of the support plate 43. A spring 47 is fixedly connected to the side of the L-shaped connecting plate 46. The function of the spring 47 is to enable the support frame 44 to better reset through the pulling force of the spring 47 when the head tube 42 moves downward.

[0031] One end of the spring 47 away from the L-shaped connecting plate 46 is fixedly connected to the side of the support frame 44. The number of the support frame 44, the L-shaped connecting plate 46, and the spring 47 is set to two and is symmetric with respect to the vertical central axis of the head tube 42. The number of the support frame 44, the L-shaped connecting plate 46, and the spring 47 being set to two and symmetric with respect to the vertical central axis of the head tube 42 is to better fix the head tube 42.

[0032] A cleaning device 5 is provided on the side of the structural force arch bridge 2. The cleaning device 5 includes an L-shaped force-bearing rod 51. A return spring 52 is fixedly connected to the bottom of the L-shaped force-bearing rod 51. One end of the return spring 52 away from the L-shaped force-bearing rod 51 is fixedly connected to a force-bearing rod 53. One end of the force-bearing rod 53 is slidably connected to a hydraulic cylinder 54 through a piston. The back side of the hydraulic cylinder 54 is fixedly connected to the circumferential surface of the front fork riser 1. One end of the hydraulic cylinder 54 is internally slidably connected to a hydraulic rod 55 through another piston. The function of the return spring 52 is that when the L-shaped force-bearing rod 51 moves upward, the force-bearing rod 53 can be pulled upward by the pulling force of the return spring 52.

[0033] The bottom of the hydraulic rod 55 is fixedly connected to a water baffle 56. A water tank 57 is fixedly connected to the circumferential surface of the front fork riser 1. A water outlet 58 is provided on the side of the water tank 57. The function of the water baffle 56 is to block the water outlet 58 when the cleaning device is not in use.

[0034] The top of the force-bearing rod 53 is located on the displacement track of the L-shaped force-bearing rod 51. The side of the water baffle 56 is located on the side of the water outlet 58. The function of the top of the force-bearing rod 53 being located on the displacement track of the L-shaped force-bearing rod 51 is that when the L-shaped force-bearing rod 51 moves downward, it can touch the force-bearing rod 53. The function of the side of the water baffle 56 being located on the side of the water outlet 58 is to better block the water outlet 58.

[0035] A specific application of this embodiment is as follows: First, when the user needs to adjust the height of the bicycle, the electric telescopic rod 41 can be started. When the electric telescopic rod 41 moves upward, it will drive the head tube 42 to move upward, thereby realizing the function of adjusting the height of the bicycle. When the head tube 42 moves upward, the two support frames 44 on both sides will move forward through the sliding grooves 45, so as to better fix the head tube 42. When the electric telescopic rod 41 moves downward, it will drive the head tube 42 to move downward, thereby realizing the function of adjusting the height of the bicycle.

[0036] The force of the up and down movement of the electric telescopic rod 41 drives the L-shaped stress rod 51. When the electric telescopic rod 41 moves downward, it will drive the L-shaped stress rod 51 to move downward. When the L-shaped stress rod 51 moves downward to an appropriate position, it will touch the stress rod 53, and the stress rod 53 will move into the hydraulic cylinder 54 due to the force of the L-shaped stress rod 51. As a result, the hydraulic rod 55 will move downward due to the force of the stress rod 53. When the hydraulic rod 55 moves downward, it will drive the water baffle 56 to move downward, thereby blocking the water outlet 58. When the electric telescopic rod 41 moves upward, it will drive the L-shaped stress rod 51 to move downward. When the L-shaped stress rod 51 moves upward, it will pull the stress rod 53 upward due to the tension of the return spring 52. As a result, the hydraulic rod 55 will move into the hydraulic cylinder 54 due to the force of the stress rod 53. When the hydraulic rod 55 moves into the hydraulic cylinder 54, it will drive the water baffle 56 to move upward, thereby opening the water outlet 58, realizing the function of cleaning the hub 3.

[0037] In the description of this specification, the descriptions referring to terms such as "one embodiment", "example", "specific example", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0038] The above-disclosed preferred embodiments of the present invention are only used to help illustrate the present invention. The preferred embodiments do not elaborate on all the details, nor do they limit the present invention to the specific embodiments described. Obviously, according to the content of this specification, many modifications and variations can be made. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is only limited by the claims and their full scope and equivalents.

Claims

1. A front fork riser for a bicycle, comprising a front fork riser (1), characterized in that: A structural force arch bridge (2) is fixedly connected to the side of the front fork riser (1), a wheel hub (3) is arranged on the side of the front fork riser (1), and an adjustment device (4) is arranged on the top of the structural force arch bridge (2); The adjustment device (4) comprises an electric telescopic rod (41), the bottom of the electric telescopic rod (41) is fixedly connected to the top of the structural force arch bridge (2), the telescopic end of the electric telescopic rod (41) is fixedly connected to the head tube (42), a support plate (43) penetrates the side of the electric telescopic rod (41), the inside of the support plate (43) is slidably connected to the side of the electric telescopic rod (41), and the bottom of the support plate (43) is fixedly connected to the top of the front fork seat tube (1).

2. A bicycle front fork stem according to claim 1, characterized in that: A support frame (44) is fixedly connected to the circumferential surface of the head pipe (42), a slide groove (45) is provided on the top of the support plate (43), and the bottom of the support frame (44) is slidably connected to the inner wall of the slide groove (45).

3. A bicycle front fork stem according to claim 2, characterized in that: An L-shaped connecting plate (46) is fixedly connected to the side surface of the support plate (43), and a spring (47) is fixedly connected to the side surface of the L-shaped connecting plate (46).

4. A bicycle front fork stem according to claim 3, characterized in that: One end of the spring (47) away from the L-shaped connecting plate (46) is fixedly connected to a side surface of the support frame (44), and the number of the support frame (44), the L-shaped connecting plate (46), and the spring (47) is set to two and are symmetrical to each other along the vertical center axis of the head pipe (42).

5. A bicycle front fork stem according to claim 4, characterized in that: A cleaning device (5) is provided on the side of the structural force arch bridge (2), and the cleaning device (5) comprises an L-shaped force-bearing rod (51), a return spring (52) is fixedly connected to the bottom of the L-shaped force-bearing rod (51), an end of the return spring (52) away from the L-shaped force-bearing rod (51) is fixedly connected to a force-bearing rod (53), one end of the force-bearing rod (53) is slidably connected to a hydraulic cylinder (54) via a piston, the back side of the hydraulic cylinder (54) is fixedly connected to the circumferential surface of the front fork seat tube (1), and one end of the hydraulic cylinder (54) is slidably connected to a hydraulic rod (55) via another piston.

6. A bicycle front fork stem according to claim 5, characterized in that: A water baffle (56) is fixedly connected to the bottom of the hydraulic rod (55), a water tank (57) is fixedly connected to the circumferential surface of the front fork riser (1), and a water outlet (58) is provided on the side of the water tank (57).

7. A bicycle front fork stem according to claim 6, characterized in that: The top of the force-bearing rod (53) is located on the displacement track of the L-shaped force-bearing rod (51), and the side of the water baffle (56) is located on the side of the water outlet (58).

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