CN218986846U

CN218986846U - Balance car and supporting framework thereof

Info

Publication number: CN218986846U
Application number: CN202223371000.1U
Authority: CN
Inventors: 傅丹; 丁福康; 胡新涛; 刘森
Original assignee: Zhejiang Qike Robot Technology Co ltd
Current assignee: Zhejiang Qike Robot Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-09
Anticipated expiration: 2032-12-15

Abstract

A balance car supporting framework comprises a first structural part, a second structural part and a pedal part, wherein the second structural part is fixedly connected with the first structural part to jointly form a central supporting part; the second structure part and the extension part are enclosed together to form a wheel mounting area; the extending part is used for installing the pedal part; the extension part comprises a first connecting part and a second connecting part fixedly connected with the first connecting part; the first connecting part extends outwards from the first structural part at the supporting framework, and the second connecting part is fixedly connected to the rear parts of the first connecting part and the central supporting part; the extension part is arranged, so that the central support part can extend to the outer side of the hub, the pedal part is arranged on the extension part, the pressure of the pedal part is transmitted to the central support part, and the bearing capacity of the pedal part is improved; the first connecting portion and the second connecting portion can simplify the processing technology of the supporting framework, improve quality and reduce cost.

Description

Balance car and supporting framework thereof

Technical Field

The application relates to the field of balance cars, in particular to a balance car supporting framework.

Background

The self-balancing electric vehicle (self-balancing vehicle), which is simply called a balance vehicle, is well known to those skilled in the art in the balance principle and straight control (including forward and backward), and comprises two turning control modes of no-rod and rod, wherein the existing rod balance vehicle is generally provided with two types, one type is that a pedal is arranged on the inner sides of two hubs, the distance between two feet of the pedal is relatively short, standing and riding are convenient, and the feet are limited by the hubs on the two sides, so that the ground cannot be conveniently supported; the other is that the pedal is arranged at two sides of the outer part of the hub, the pedal is fixed on the shaft of the hub motor, a double-shaft hub motor is needed, the cost is high, and the pressure of the pedal directly acts on the wheel shaft to generate larger local pressure on the wheel shaft, so that the wheel shaft is bent, and the stability is poor; meanwhile, the existing common supporting framework is a framework structure formed by bending steel pipes, the steel pipes are provided with positioning holes for being matched and fixed with the balance car shell before being bent, the whole framework structure can deform due to technological errors in bending operation, the original positioning holes are offset and difficult to install with the shell, complex fixture clamps are needed when the steel pipes are punched through welding and bending, the cost is higher, the mechanism of the supporting framework is required to be optimized, and the bending times and the welding times of structural members of the supporting framework are reduced on the basis of realizing the original functions.

Disclosure of Invention

In order to solve the technical problem, the purpose of the application is to provide a balance car with simple and reliable structure and low cost. The application provides the following technical scheme:

a balance car supporting framework comprises a first structural part, a second structural part and a pedal part, wherein the second structural part is fixedly connected with the first structural part to jointly form a central supporting part; the second structure part and the extension part are enclosed together to form a wheel mounting area; the extending part is used for installing the pedal part; the extension part comprises a first connecting part and a second connecting part fixedly connected with the first connecting part; the first connecting part extends outwards from the first structural part at the supporting framework, and the second connecting part is fixedly connected to the rear parts of the first connecting part and the central supporting part.

Optionally, the extension portion is fixedly connected with the first structural portion or the second structural portion and/or integrally formed.

Optionally, the second structure portion has an upward protruding portion.

Optionally, the first structural part is fixedly connected with a stand column.

Optionally, the upright post is fixedly connected with the second structure portion through a support column.

Optionally, the device further comprises a first support and a second support fixedly connected to the front and rear of the central support.

Optionally, the second structure portion is fixedly connected with a mounting plate, and a plurality of mounting holes are formed in the mounting plate.

Optionally, the pedal part is symmetrically arranged at the left front and the right front of the extension part.

Optionally, the bicycle further comprises a third connecting part, wherein the third connecting part is fixedly connected with the end parts of the second connecting part and/or the first connecting part, and the third connecting part and the first connecting part are enclosed together to form a pedal part.

A balance car comprises the balance car support framework.

Through setting up the extension, can extend the central supporting part to the wheel hub outside, install the pedal portion at the extension, transmit the pressure of pedal portion to the central supporting part, improve the bearing capacity of pedal portion and balance the whole atress of balance car, simultaneously, the extension can wrap up wheel hub is whole, forms the protection, avoids wheel hub to receive the damage; the arrangement of the first connecting part and the second connecting part can simplify the processing technology of the supporting framework, improve the quality, reduce the cost and improve the installation accuracy of the balance car.

Drawings

FIG. 1 is a perspective view of example 1 of the present application;

FIG. 2 is a left side view of example 1 of the present application;

FIG. 3 is a top view of example 1 of the present application;

fig. 4 is a front view of embodiment 1 of the present application;

FIG. 5 is a perspective view of example 2 of the present application;

FIG. 6 is a top view of example 2 of the present application;

in the drawings, reference numerals are: 1-first structure part, 2-second structure part, 21-protruding part, 3-pedal part, 4-extension, 5-stand, 6-support column, 7-first support piece, 8-second support piece, 41-first connecting part, 42-second connecting part, 43-third connecting part.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the application.

In this application, the terms "mounted," "connected," "fixedly connected," "retained," and the like are to be construed broadly, unless explicitly stated and limited otherwise. For example, the fixed connection may be a detachable connection, or an integral connection, including an integral molding; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be connected inside two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

For convenience of description, the direction of the straight running of the balance car in fig. 1 is the front-rear direction, the direction of the pedal part is the front of the car, the horizontal direction perpendicular to the straight running direction of the balance car is the left-right direction, and the vertical direction perpendicular to the straight running direction of the balance car is the up-down direction.

Example 1

As shown in fig. 1 to 4, a balance car supporting framework comprises a first structural part 1, a second structural part 2 and a pedal part 3, wherein the second structural part 2 is fixedly connected with the first structural part 1 to form a central supporting part together; the second structural part 2 and the extension part 4 jointly enclose to form a wheel mounting area; in this embodiment, the two first structural parts 1 and the two second structural parts 2 are metal pipe fittings, a rectangular frame is formed as a central supporting part through welding and fixing, the extending part 4 is formed by fixing the metal pipe fittings on the central supporting part through welding and enclosing a closed wheel mounting area together with the second structural parts 2, and after the wheel is mounted on the central supporting part, the extending part 4 encloses the wheel; the extending portion 4 is used for installing the pedal portion 3, in this embodiment, the pedal portion 3 is a metal plate structure or a frame structure formed by fixing metal rods, and is fixed on the extending portion 4 by welding, and a pedal skin (not shown in the figure) is installed on the pedal portion 3; in the embodiment, a fixing piece used for being connected with the balance car shell is fixedly connected to the supporting framework, and a fixing hole is formed in the fixing piece. The extension part 4 can enlarge the stress area of the central supporting part, transfer the pressure of the pedal to the whole central supporting part, avoid directly installing the pedal on the wheel shaft, and simultaneously fully disperse the pressure of the pedal and the person on the whole central supporting part, so that the stress is more balanced; the extension 4 allows the vehicle to use an in-wheel motor with only a single side shaft, which is more cost-effective; in other embodiments, the central support may be polygonal in other shapes; in other embodiments, the first and second

structural parts

1 and 2 may be rod members of other shapes; in other embodiments, the wheel mounting area formed by the extension 4 encircling the second structure 2 may not be closed; in other embodiments, the first structural part 1, the second structural part 2, the pedal part 3 and the extension part 4 can be formed by other modes such as fastening, bonding, inserting, integral forming and the like; in other embodiments, the second structure portion 2 may be one.

The extension part 4 is fixedly connected with the first structure part 1 or the second structure part 2 and/or integrally formed; in this embodiment, the extension part 4 is an integrally bent metal pipe, and is welded and fixed on the front and rear two first structural parts 1 to form a region surrounded by the second structural part 2 and the extension part 4, so as to be used for installing a wheel, and form a protection frame around the wheel, so that a protection effect can be formed on the wheel; in other embodiments, the extension 4 may be fixedly connected to the second structural part 2; in other embodiments, the extension 4 may be integrally formed with the first structural portion 1; in other embodiments, the extension 4 may be integrally formed with the second structural portion 2.

The second structural part 2 is provided with an upward protruding part 21; in the present embodiment, the second structural portion 2 is bent upward to form the protruding portion 21, which can provide a large installation space for installing other electronic components below the center support portion, and can provide a protective effect for the electronic components.

The first structure part 1 is fixedly connected with a stand column 5; in the present embodiment, the pillar 5 is fixed to the first structural portion 1 at the rear by welding; in other embodiments, the upright 5 may be secured to the first structural portion 1 by other means.

The upright post 5 is fixedly connected with the second structural part 2 through a support column 6; in this embodiment, the two support columns 6 are used to support the second structure portion 2 through the connecting columns 5.

The device also comprises a first supporting piece 7 and a second supporting piece 8 which are fixedly connected to the front part and the rear part of the central supporting part; in the present embodiment, the first support 7 and the second support 8 are fixed to the first structural portion 1 in front of and the first structural portion 1 in rear of the center support, respectively, and are inclined downward for supporting the vehicle when the vehicle is parked; in other embodiments, the first support 7 and the second support 8 may be fixed at other positions of the central support and may be placed horizontally.

A mounting plate 9 is fixedly connected to the second structural part 2, and a plurality of mounting holes are formed in the mounting plate 9; in this embodiment, the mounting plate 9 is fixedly connected between the left and right second structural parts 2, and a plurality of mounting holes are provided in the mounting plate 9 for mounting and fixing other components.

The pedal part 3 is symmetrically arranged at the left front and the right front of the extension part 4; in this embodiment, the pedal portion 3 may be a support frame formed by welding a plurality of pipes, or may be plate-shaped, and the pedal portion 3 is provided with a pedal skin disposed in front of the left side extension portion 4 and in front of the right side extension portion 4, so as to improve sitting experience of a user; in other embodiments, the footrest section 3 may be mounted in the middle or elsewhere in the extension section 4.

Example 2

As shown in fig. 5-6, a balance car supporting framework comprises a first structural part 1, a second structural part 2 and a pedal part 3, wherein the second structural part 2 is fixedly connected with the first structural part 1 to form a central supporting part together; the second structural part 2 and the extension part 4 jointly enclose to form a wheel mounting area; the extending part 4 is used for installing the pedal part 3, and the extending part 4 comprises a first connecting part 41 and a second connecting part 42 fixedly connected with the first connecting part 41; in the present embodiment, the extension portion 4 is fixedly connected by the first connection portion 41 and the second connection portion 42 to form a support frame.

The first connecting part 41 extends outwards from the first structural part 1, and the second connecting part 42 is fixedly connected to the rear parts of the first connecting part 41 and the central supporting part; in the present embodiment, the first connecting portion 41 is integrally formed with the first structural portion 1 in front of the center support portion, the first structural portion 1 extends in the left-right direction to form two left-right first connecting portions, and the second connecting portion 42 extends from the first structural portion 1 behind the center support portion and is connected to the middle position of the first connecting portion 41; from this setting, whole balance car braced frame can reduce welding number of times, fixed number of times, and first structure portion and first connecting portion are formed by a pipe, and bulk strength is higher to have less bending times, and then guarantee that original hole site does not take place the skew, and the precision of installation is higher. In other embodiments, the first connecting portion 41 and the second connecting portion 42 may be fixed to the second structural portion 2.

The pedal part 3 is formed by the third connecting part 43, and the third connecting part 43 is fixedly connected with the end parts of the second connecting part 42 and/or the first connecting part 41; in this embodiment, the outer tip of second connecting portion and first connecting portion is connected to the third connecting portion, forms pedal portion, so sets up, and whole balance car braced frame's structure will be simple reliable more, simple process, and is with low costs, and the bending of skeleton is less, is convenient for processing more and installation.

The other parts are the same as in example 1.

Example 3

A balance car includes the balance car support frame of embodiment 1.

Example 4

A balance car includes the balance car support frame of embodiment 2.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the embodiments by those of ordinary skill in the art without departing from the principles and spirit of the application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The balance car supporting framework comprises a first structural part (1), a second structural part (2) and a pedal part (3), wherein the second structural part (2) is fixedly connected with the first structural part (1) to jointly form a central supporting part; it is characterized in that the method comprises the steps of,

the vehicle wheel comprises a vehicle wheel body, a first structural part (2) and a second structural part (4), and also comprises an extension part (4), wherein the second structural part and the extension part (4) jointly enclose to form a vehicle wheel mounting area;

the extension part (4) is used for installing the pedal part (3); the extension part (4) comprises a first connecting part (41) and a second connecting part (42) fixedly connected to the first connecting part (41); the first connecting part (41) extends outwards from the first structural part (1) at the supporting framework, and the second connecting part (42) is fixedly connected to the rear parts of the first connecting part (41) and the central supporting part.

2. Balance car support frame according to claim 1, characterized in that the extension (4) is fixedly connected and/or integrally formed with the first structural part (1) or the second structural part (2).

3. Balance car support frame according to claim 1, characterized in that the second structural part (2) has an upward bulge (21).

4. Balance car support frame according to claim 1, characterized in that the first structural part (1) is fixedly connected with a column (5).

5. Balance car support frame according to claim 4, characterized in that the upright (5) is fixedly connected with the second structural part (2) by means of a support column (6).

6. Balance car support frame according to claim 1, characterized in that it further comprises a first support (7) and a second support (8) fixedly connected to the front and rear of the central support.

7. The balance car supporting framework according to claim 1, characterized in that the second structure part (2) is fixedly connected with a mounting plate (9), and a plurality of mounting holes are formed in the mounting plate (9).

8. Balance car support frame according to claim 1, characterized in that the footrests (3) are symmetrically arranged in front left and front right of the extension (4).

9. Balance car support frame according to claim 8, characterized in that it further comprises a third connecting portion (43), wherein the third connecting portion (43) is fixedly connected to the end portions of the second connecting portion (42) and/or the first connecting portion (41), and jointly encloses the foot pedal portion (3).

10. A balance car comprising the balance car support frame of any one of claims 1-9.