CN111377024A

CN111377024A - Adjustable bicycle handlebar

Info

Publication number: CN111377024A
Application number: CN201811642709.6A
Authority: CN
Inventors: 耿春辉
Original assignee: Tianjin Donglu Bicycle Co ltd
Current assignee: Tianjin Donglu Bicycle Co ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2020-07-07

Abstract

The invention relates to the field of bicycles, and particularly discloses an adjustable bicycle handlebar which comprises an installation rod, wherein the installation rod is provided with a telescopic cavity with an upper end opening along the length direction of the installation rod, a supporting spring is arranged in the telescopic cavity, the supporting spring is fixedly connected with one end of a telescopic rod, the other end of the telescopic rod extends to the outside of the telescopic cavity, fixing pins are movably installed on the side wall of the opening at the upper end of the installation rod, the telescopic rod is provided with fixing holes at equal intervals along the length direction of the telescopic rod, the fixing pins are inserted in the fixing holes, the upper end of the telescopic rod is fixedly connected with an installation plate, and two corresponding installation side plates are fixedly connected. The height-adjustable bicycle saddle meets the requirements of the height adjustment of the handlebar, realizes the adjustment of the distance between the handlebar and the saddle, has simple and easy-to-operate adjustment modes no matter the height adjustment or the distance adjustment, meets the use requirements of people with different heights, and is suitable for popularization and use.

Description

Adjustable bicycle handlebar

Technical Field

The invention relates to the field of bicycles, in particular to an adjustable bicycle handlebar.

Background

Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle. . The bicycle is of various types, including single-person bicycles, double-person bicycles and multi-person bicycles. Can be used as an environment-friendly vehicle for riding instead of walking and going out; more and more people use bicycles as fitness equipment for riding exercise and bicycle travel; the bicycle itself is also a sport event, including road bike racing, mountain bike racing, field bike racing, stunt bike racing, and the like.

The handlebar of present most bicycles is fixed mounting, and its height and the distance between the cushion are all inegulable, and the crowd that can't satisfy different heights uses, can not bring good the experience of riding for the user, and we design an adjustable bicycle handlebar for this reason, solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an adjustable bicycle handlebar.

In order to achieve the purpose, the invention adopts the following technical scheme:

an adjustable bicycle handlebar comprises a mounting rod, wherein the mounting rod is provided with a telescopic cavity with an upper end opening along the length direction, a supporting spring is arranged in the telescopic cavity, the supporting spring is fixedly connected with one end of a telescopic rod, the other end of the telescopic rod extends to the outside of the telescopic cavity, a fixing pin is movably mounted on the side wall of the upper end opening of the mounting rod, the telescopic rod is provided with fixing holes at equal intervals along the length direction, the fixing pins are inserted in the fixing holes, the upper end of the telescopic rod is fixedly connected with a mounting plate, the mounting plate is fixedly connected with two corresponding mounting side plates, the inner sides of the two mounting side plates are respectively provided with positioning holes at intervals along the circumference, a supporting rod is rotatably connected between the two mounting side plates through a rotating shaft, the upper end of the supporting rod is symmetrically provided with, the positioning adjusting mechanism positions the support rod and the handlebar.

Preferably, the positioning adjustment mechanism comprises positioning insertion rods, reset springs, connecting ropes, connecting rods and transverse rods, telescopic holes are formed in the two sides of the lower end of each supporting rod and correspond to the positioning holes, the reset springs are arranged in the telescopic holes, the reset springs are fixedly connected with one ends of the positioning insertion rods, the other ends of the positioning insertion rods extend to the outer portions of the telescopic holes and are inserted into the positioning holes, telescopic channels are formed in the center of the supporting rods along the length direction of the supporting rods, the lower ends of the telescopic channels are communicated with the two telescopic holes respectively, the connecting rods are movably arranged in the telescopic channels, the lower ends of the connecting rods are connected with one ends of the two positioning insertion rods through the two connecting ropes respectively, the upper ends of the connecting rods extend to the outer portions of the upper ends of the supporting rods, and.

Preferably, the upper end of bracing piece is located the both sides of flexible passageway and all fixedly is provided with the supporting pad, the U-shaped notch has been seted up at the top of supporting pad, and the both ends of horizontal pole are placed in the U-shaped notch.

Preferably, the handlebar is equipped with anti-skidding protective sheath in the pot head of bracing piece of keeping away from.

Preferably, one end of the connecting rope is fixedly connected with one end of the positioning inserted bar, which is positioned in the telescopic hole, and the other end of the connecting rope penetrates through the return spring and extends into the telescopic channel to be fixedly connected with the lower end of the connecting rod.

The invention has the beneficial effects that: according to the invention, the height of the handlebar can be adjusted and fixed through the mounting rod, the telescopic rod, the supporting spring, the fixing pin and the fixing hole, so that the adjustment of the height of the handlebar is met, the distance between the handlebar and the cushion can be fixed through the positioning adjusting mechanism by rotating the handle forwards and backwards, the adjustment of the distance between the handlebar and the cushion is realized, and the adjusting mode is simple and easy to operate no matter the height adjustment or the distance adjustment is carried out, so that the use requirements of people with different heights are met, and the handlebar is suitable for popularization and use.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an adjustable bicycle handlebar comprises a mounting rod 1, the mounting rod 1 is provided with a telescopic cavity 2 with an open upper end along the length direction, a supporting spring 3 is arranged in the telescopic cavity 2, the supporting spring 3 is fixedly connected with one end of a telescopic rod 4, the other end of the telescopic rod 4 extends to the outside of the telescopic cavity 2, a fixed pin 5 is movably arranged on the side wall of the opening at the upper end of the mounting rod 1, the telescopic rod 4 is provided with fixed holes 6 at equal intervals along the length direction, the fixed pins 5 are inserted in the fixed holes 6, the upper end of the telescopic rod 4 is fixedly connected with a mounting plate 7, the mounting plate 7 is fixedly connected with two corresponding mounting side plates 8, the inner sides of the two mounting side plates 8 are respectively provided with positioning holes 9 at intervals along the circumference, a supporting rod 11 is rotatably connected between the two, an anti-skid protective sleeve 13 is sleeved at one end of the handlebar 12 far away from the support rod 11, a positioning adjusting mechanism is arranged on the support rod 11 and positions the support rod 11 and the handlebar 12, the positioning adjusting mechanism comprises a positioning inserted rod 16, a reset spring 15, a connecting rope 19, a connecting rod 18 and a cross rod 20, telescopic holes 14 are formed in the two sides of the lower end of the support rod 11 corresponding to the positioning holes 9, the reset spring 15 is arranged in each telescopic hole 14, the reset spring 15 is fixedly connected with one end of the positioning inserted rod 16, the other end of the positioning inserted rod 16 extends to the outer part of the telescopic hole 14 and is inserted into the positioning holes 9, a telescopic channel 17 is formed in the center of the support rod 11 along the length direction of the support rod, the lower end of each telescopic channel 17 is respectively communicated with the two telescopic holes 14, the connecting rod 18 is movably arranged in each telescopic channel 17, and the lower end of, connect the one end of rope 19 and the one end fixed connection that location inserted bar 16 is located telescopic hole 14, the other end pass reset spring 15 and extend to in the telescopic passage 17 with the lower extreme fixed connection of connecting rod 18, the upper end of connecting rod 18 extends to the upper end outside of bracing piece 11, and fixedly connected with horizontal pole 20, the both sides that the upper end of bracing piece 11 is located telescopic passage 17 are all fixed and are provided with supporting pad 21, the U-shaped notch has been seted up at supporting pad 21's top, and place in the U-shaped notch at the both ends of horizontal pole 20.

When the invention is used, when a user needs to adjust the height of a bicycle handlebar, the fixing pin 5 is pulled out, the telescopic rod 4 is automatically ejected outwards under the action of the elastic force of the support spring 3 in the telescopic cavity 2, so that the height of the handlebar 12 is increased, if the height needs to be reduced, the handlebar 12 is pressed downwards, after the height is adjusted to a proper position, the fixing pin 5 is inserted into the fixing hole 6 at the corresponding position at the moment, the telescopic rod 4 is fixed, so that the height is fixed, when the distance between the handlebar 12 and a seat cushion needs to be adjusted, the cross rod 20 is pulled upwards, so that the cross rod 20 drives the connecting rod 18 to move upwards, the connecting rope 19 pulls the two positioning inserted rods 16 to retract into the telescopic hole 14 and separate from the positioning holes 9 on the mounting side plate 8, at the moment, the handlebar 12 can be rotated forwards and backwards, the purpose of adjusting the distance between the handlebar 12 and, the cross rod 20 is loosened, so that the positioning insertion rod 16 moves outwards under the action of the elastic force of the return spring 15 and is inserted into the corresponding positioning hole 9 at the moment, and the handlebar is fixed.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An adjustable bicycle handlebar comprises an installation rod (1) and is characterized in that the installation rod (1) is provided with a telescopic cavity (2) with an upper end opening along the length direction of the installation rod, a supporting spring (3) is arranged in the telescopic cavity (2), the supporting spring (3) is fixedly connected with one end of a telescopic rod (4), the other end of the telescopic rod (4) extends to the outside of the telescopic cavity (2), a fixing pin (5) is movably arranged on the side wall of an opening at the upper end of the installation rod (1), the telescopic rod (4) is provided with fixing holes (6) at equal intervals along the length direction of the telescopic rod, the fixing pin (5) is inserted in the fixing hole (6), the upper end of the telescopic rod (4) is fixedly connected with an installation plate (7), two corresponding installation side plates (8) are fixedly connected on the installation plate (7), and positioning holes (9) are arranged at intervals along the circumference at the inner sides, two be connected with bracing piece (11) through axis of rotation (10) rotation between installation curb plate (8), the upper end symmetry of bracing piece (11) is provided with handlebar (12), be provided with positioning adjustment mechanism on bracing piece (11), positioning adjustment mechanism fixes a position bracing piece (11) and handlebar (12).

2. The adjustable bicycle handlebar as claimed in claim 1, wherein the positioning adjustment mechanism comprises a positioning insertion rod (16), a return spring (15), a connecting rope (19), a connecting rod (18) and a cross rod (20), telescopic holes (14) are formed in positions, corresponding to the positioning holes (9), of both sides of the lower end of the support rod (11), the return spring (15) is arranged in each telescopic hole (14), the return spring (15) is fixedly connected with one end of the positioning insertion rod (16), the other end of the positioning insertion rod (16) extends to the outer portion of each telescopic hole (14) and is inserted into the corresponding positioning hole (9), a telescopic channel (17) is formed in the center of the support rod (11) along the length direction of the support rod, the lower end of each telescopic channel (17) is respectively communicated with the two telescopic holes (14), the connecting rod (18) is movably arranged in each telescopic channel (17), the lower end of the connecting rod (18) is connected with one end of each of the two positioning insertion rods (16) through two connecting ropes (19), and the upper end of the connecting rod (18) extends to the outer portion of the upper end of the supporting rod (11) and is fixedly connected with a cross rod (20).

3. The adjustable bicycle handlebar as claimed in claim 2, wherein the upper end of the support rod (11) is fixedly provided with support pads (21) at both sides of the telescopic channel (17), the top of the support pad (21) is provided with a U-shaped notch, and both ends of the cross rod (20) are placed in the U-shaped notch.

4. The adjustable bicycle handlebar according to claim 1, characterized in that an end of the handlebar (12) remote from the support bar (11) is sleeved with an anti-slip protective sleeve (13).

5. The adjustable bicycle handlebar as claimed in claim 2, wherein one end of the connecting rope (19) is fixedly connected with one end of the positioning inserted rod (16) located in the telescopic hole (14), and the other end passes through the return spring (15) and extends into the telescopic channel (17) to be fixedly connected with the lower end of the connecting rod (18).