Booster bicycle handlebar fixing and mounting mechanism

Abstract

The utility model discloses a power-assisted bicycle handlebar fixing and installing mechanism which comprises a handlebar body, grips are fixedly installed at the two ends of the handlebar body, brake handles are arranged at the grips at the two ends of the handlebar body, an installing assembly is arranged in the middle of the handlebar body, and the installing assembly comprises an installing support fixed to the middle of the handlebar body. A positioning sleeve sleeves the mounting bracket, a driving rack is fixedly mounted on the mounting bracket, sliding blocks are fixedly mounted on two sides of the mounting bracket, a mounting notch is formed in the edge of the upper end of the positioning sleeve, and an adjusting mechanism is fixedly mounted at the mounting notch in the positioning sleeve. According to the power-assisted bicycle handlebar fixing and installing mechanism, the servo motor can drive the driving gear to rotate in the using process, the driving gear can drive the driving rack to move up and down after rotating, and therefore the height of the handlebar body can be conveniently and rapidly adjusted, and the sliding block can rotate on the installing support in the adjusting process; therefore, the handlebar body is prevented from deflecting in the adjusting process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the bicycle handlebar field, especially involves the power-assisted bicycle handlebar fixed mounting mechanism. BACKGROUND

[0002] Power-assisted bicycle is a new type of two-wheeled vehicle, which belongs to a kind of bicycle, uses battery as auxiliary power source, is equipped with motor, and has power-assisted system, can realize the integration of human-powered riding and motor-assisted new type of traffic tool.In the field of power-assisted bicycle, the motor installation position is mainly divided into two kinds, one is middle, that is, the motor is installed in the middle position of the vehicle body, that is, the motor of five-way position is called middle motor.The middle motor is connected with the frame, and the power is transmitted through the chain and the rear wheel, and the two sides of the motor are provided with pedals, and in the case that the motor has no power supply, the rider can realize human-powered riding through the pedals, and the resistance is the same as that of normal bicycle.The other is installed in the hub of the bicycle, which is called hub motor.

[0003] The handlebar of power-assisted bicycle is generally fixed on the front fork by buckle, and the user can loosen the buckle during use, and the height of the handlebar can be adjusted up and down after loosening the buckle, however, the angle of the handlebar is easy to be adjusted during the adjustment process, and in order to ensure the stability of the handlebar connection, the buckle connection is very tight, and the user needs to spend a lot of effort to open the buckle during the adjustment process, therefore, a bicycle handlebar fixed mounting mechanism is provided. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a power-assisted bicycle handlebar fixed mounting mechanism, which can effectively solve the problems mentioned in the background art.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] The power-assisted bicycle handlebar fixed mounting mechanism comprises a handlebar body, a handle is fixedly installed at both ends of the handlebar body, a brake handle is arranged at the handle of both ends of the handlebar body, an installation assembly is arranged at the middle position of the handlebar body, the installation assembly comprises an installation support fixedly installed at the middle position of the handlebar body, a positioning sleeve is sleeved on the installation support, a driving rack is fixedly installed on the installation support, sliding blocks are fixedly installed on both sides of the installation support, an installation gap is formed at the upper end edge of the positioning sleeve, an adjusting mechanism is fixedly installed at the installation gap of the positioning sleeve, the adjusting mechanism comprises a mechanism housing fixedly installed on the positioning sleeve, a servo motor is fixedly installed in the mechanism housing, a driving gear is fixedly installed on the output of the servo motor, a positioning housing is fixedly installed on one side of the driving gear in the mechanism housing, and a limiting bolt is arranged in the positioning housing.

[0007] Further, the inner wall of the positioning sleeve is provided with a movable sliding groove, and the sliding block is movably installed in the positioning sleeve through the movable sliding groove.

[0008] Further, a part of the driving gear extends into the positioning sleeve through the mounting gap, and the driving gear is engaged with the driving rack.

[0009] Further, the positioning shell is provided with an electromagnet at the end, the limiting pin is fixedly provided with a ferrous spring seat at one end close to the electromagnet, and a spring is arranged on the limiting pin in the mechanism positioning shell.

[0010] Further, one end of the spring is connected to the ferrous spring seat, the other end of the spring is connected to the front end of the positioning shell, the front end of the positioning shell is provided with a movable hole, and the limiting pin extends out of the positioning shell through the movable block.

[0011] Further, the handlebar body is installed above the positioning sleeve through the mounting bracket, and the mounting bracket is limited in the positioning sleeve through the limiting pin.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] When used, the positioning sleeve is fixed on the front side of the power-assisted bicycle in advance through welding, then the mounting bracket is inserted into the positioning sleeve, the electromagnet is turned off after the mounting bracket is inserted into the positioning sleeve, the spring pulls the limiting pin to embed in the mounting bracket after the electromagnet is turned off, so that the handlebar body is installed on the front fork of the power-assisted bicycle, and the height of the handlebar body can be conveniently and quickly adjusted through the rotation of the driving gear driven by the servo motor during use, and the sliding block limits the rotation of the mounting bracket during the adjustment process, so that the handlebar body is prevented from being deflected during the adjustment process. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is an installation assembly schematic view of the utility model;

[0016] Figure 3 It is a driving mechanism schematic view of the utility model;

[0017] Figure 4 It is the utility model Figure 3 It is an enlarged view of A in the utility model.

[0018] In the figure: 1. Grip; 2. Handlebar body; 3. Brake handle; 4. Mounting assembly; 401. Mounting bracket; 402. Sliding block; 403. Drive rack; 404. Movable slide; 405. Mounting notch; 406. Positioning sleeve; 5. Adjustment mechanism; 501. Mechanism housing; 502. Positioning housing; 503. Electromagnet; 504. Iron spring seat; 505. Spring; 506. Limit latch; 507. Servo motor; 508. Drive gear. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] like Figure 1 As shown, the handlebar fixing and mounting mechanism of the power-assisted bicycle includes a handlebar body 2, grips 1 are fixedly mounted at both ends of the handlebar body 2, brake handles 3 are provided at the grips 1 at both ends of the handlebar body 2, a mounting assembly 4 is provided at the middle position of the handlebar body 2, and an adjustment mechanism 5 is fixedly mounted at the mounting notch 405 on the positioning sleeve 406. The handlebar body 2 can be mounted on the front fork of the power-assisted bicycle through the mounting assembly 4, and the handlebar body 2 can be driven to move up and down through the adjustment mechanism 5 to adjust the height of the handlebar body 2.

[0021] like Figure 2 As shown, the mounting assembly 4 includes a mounting bracket 401 fixed in the middle position of the handlebar body 2, a positioning sleeve 406 is sleeved on the mounting bracket 401, a driving rack 403 is fixedly mounted on the mounting bracket 401, sliding blocks 402 are fixedly mounted on both sides of the mounting bracket 401, a mounting notch 405 is provided at the upper end edge of the positioning sleeve 406, a movable slide groove 404 is provided on the inner wall of the positioning sleeve 406, the sliding block 402 is movably mounted in the positioning sleeve 406 through the movable slide groove 404, a part of the driving gear 508 extends into the positioning sleeve 406 through the mounting notch 405, and the driving gear 508 is engaged with the driving rack 403.

[0022] Specifically, the upper end of the mounting bracket 401 is fixed to the handlebar body 2 , and the positioning sleeve 406 is fixed to the front fork of the power-assisted bicycle, so that the handlebar body 2 can be installed on the front fork of the power-assisted bicycle through the mounting bracket 401 .

[0023] like Figure 3 Figure 4As shown, the adjusting mechanism 5 comprises a mechanism housing 501 fixed on the positioning sleeve 406, a servo motor 507 fixedly installed in the mechanism housing 501, a driving gear 508 fixedly installed at the output of the servo motor 507, a positioning housing 502 fixedly installed on one side of the driving gear 508 in the mechanism housing 501, a limiting bolt 506 arranged in the positioning housing 502, an electromagnet 503 arranged at the end of the positioning housing 502, an iron spring seat 504 fixedly installed on one end of the limiting bolt 506 close to the electromagnet 503, a spring 505 sleeved on the limiting bolt 506 in the mechanism positioning housing 502, one end of the spring 505 connected to the iron spring seat 504, and the other end of the spring 505 connected to the front end of the positioning housing 502, wherein the front end of the positioning housing 502 is provided with a movable hole, and the limiting bolt 506 extends out of the positioning housing 502 through the movable block.

[0024] Specifically, the servo motor 507 can drive the driving gear 508 to rotate, and the driving gear 508 drives the driving rack 403 to move up and down after rotating, thereby driving the mounting bracket 401 to move up and down, so as to adjust the height of the handlebar body 2. Secondly, the electromagnet 503 can attract the iron spring seat 504, and the iron spring seat 504 is released after the electromagnet 503 is turned off. At this time, the spring 505 pulls the limiting bolt 506 on the iron spring seat 504 to move forward, so that the limiting bolt 506 is embedded in the mounting bracket 401.

[0025] It should be noted that the utility model is a power-assisted bicycle handlebar fixing and installing mechanism. In actual use, first, the positioning sleeve 406 is pre-collected on the front fork of the power-assisted bicycle, and then the mounting bracket 401 is installed into the positioning sleeve 406, so that the handlebar body 2 is installed on the front fork of the bicycle. At the same time, the electromagnet 503 can be started, and the electromagnet 503 can attract the iron spring seat 504 after being started, so that the limiting bolt 506 is retracted into the positioning housing 502. Then, the servo motor 507 can be started, and the servo motor 507 drives the driving gear 508 to rotate after being started, so that the mounting bracket 401 moves up and down, thereby adjusting the height of the handlebar body 2. After the height adjustment is completed, the electromagnet 503 can be turned off, and the spring 505 pulls the limiting bolt 506 on the iron spring seat 504 to embed into the mounting bracket 401 after the electromagnet 503 is turned off, so as to fix the mounting bracket 401.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A handlebar fixing mounting mechanism for a power-assisted bicycle, comprising a handlebar body (2), characterized in that: The handle body (2) is fixedly installed with a handle (1) at both ends, a brake handle (3) is arranged at the handle (1) at both ends of the handle body (2), an installation assembly (4) is arranged at the middle position of the handle body (2), the installation assembly (4) comprises a mounting bracket (401) fixedly arranged at the middle position of the handle body (2), a positioning sleeve (406) is sleeved on the mounting bracket (401), a drive rack (403) is fixedly installed on the mounting bracket (401), sliding blocks (402) are fixedly installed on both sides of the mounting bracket (401), an installation gap (405) is formed at the upper edge of the positioning sleeve (406), an adjusting mechanism (5) is fixedly installed at the installation gap (405) of the positioning sleeve (406), the adjusting mechanism (5) comprises a mechanism housing (501) fixedly arranged on the positioning sleeve (406), a servo motor (507) is fixedly installed in the mechanism housing (501), a drive gear (508) is fixedly installed on the output of the servo motor (507), a positioning housing (502) is fixedly installed in the mechanism housing (501) on the side of the drive gear (508), and a limiting bolt (506) is arranged in the positioning housing (502).

2. A handlebar mounting mechanism for a power assisted cycle according to claim 1, characterised in that: An active sliding groove (404) is formed in the inner wall of the positioning sleeve (406), and the sliding block (402) is movably installed in the positioning sleeve (406) through the active sliding groove (404).

3. A powered bicycle handlebar securement mounting mechanism as defined in claim 2 wherein: Part of the drive gear (508) extends into the positioning sleeve (406) through the installation gap (405), and the drive gear (508) and the drive rack (403) are in meshing engagement.

4. A powered cycle handlebar fixing mounting mechanism according to claim 3, characterised in that: An electromagnet (503) is arranged at the tail end of the positioning housing (502), a ferrous spring seat (504) is fixedly installed on the end of the limiting bolt (506) close to the electromagnet (503), and a spring (505) is sleeved on the limiting bolt (506) in the mechanism positioning housing (502).

5. A powered cycle handlebar fixing mounting mechanism according to claim 4, characterised in that: One end of the spring (505) is connected to the ferrous spring seat (504), the other end of the spring (505) is connected to the front end of the positioning housing (502), an active hole is formed in the front end of the positioning housing (502), and the limiting bolt (506) extends out of the positioning housing (502) through the active block.

6. A powered cycle handlebar fixing mounting mechanism according to claim 5, characterised in that: The handle body (2) is installed above the positioning sleeve (406) through the mounting bracket (401), and the mounting bracket (401) is limited in the positioning sleeve (406) through the limiting bolt (506).

Images