CN209956148U

CN209956148U - Support rear frame structure and electric motor car

Info

Publication number: CN209956148U
Application number: CN201920374239.3U
Authority: CN
Inventors: 刘海良
Original assignee: Shenzhen Shenbao Industry Co
Current assignee: Shenzhen Shenbao Industry Co
Priority date: 2019-03-23
Filing date: 2019-03-23
Publication date: 2020-01-17
Anticipated expiration: 2029-03-23

Abstract

The utility model discloses a support back frame structure, be annular limit pipe of rectangle, two seat pipes, two main tributary stay tubes, fixed plate and two vice stay tubes including one end banding not. The same ends of the two seat pipes are respectively connected with two end parts of the side pipe, and the other ends of the two seat pipes are fixed on the side pipe body far away from the end part of the side pipe. The two main supporting tubes are arc-shaped. The two ends of the fixing plate are respectively and fixedly connected with the two main supporting tubes, the fixing range of the fixing plate on the main supporting tubes is from two fifths to three fifths of the length of the main supporting tubes, and the two end parts of the side tubes are fixed on the fixing plate. The same end parts of the two auxiliary supporting tubes are respectively fixedly connected with one ends of the two seat tubes far away from the fixed plate, and the other ends of the two auxiliary supporting tubes are respectively fixed on the end parts of the two main supporting tubes. The utility model provides a support back frame structure can weaken rear wheel pressure, guarantees the stability of automobile body, safe and reliable.

Description

Support rear frame structure and electric motor car

Technical Field

The utility model relates to an electric motor car technical field especially relates to a support back frame construction and electric motor car.

Background

At present, with the continuous improvement of living standard of people, more and more people advocate green healthy life, and bicycle or electric motor car are as our most commonly used instrument of riding instead of walk. Great convenience is provided for the short-distance travel of people, people often use the rear frame structure to transport articles, and therefore a plurality of people install the rear frame structure at the rear end of the frame.

However, the fixing parts of the current rear frame structure are all positioned at the axle parts of the rear wheels, which causes large pressure of the rear wheels during driving, and thus the stability of the whole vehicle body is difficult to ensure. Thus posing a certain threat to the safety of the driver.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support back frame construction can weaken rear wheel pressure, guarantees the stability of automobile body, safe and reliable.

The utility model discloses a support technical scheme that back frame structure adopted is:

a structure for supporting a rear frame comprises a side pipe with one end being in a rectangular ring shape and without being sealed; two seat pipes, two main supporting pipes, a fixing plate and two auxiliary supporting pipes. The same ends of the two seat pipes are respectively connected with two end parts of the side pipe, and the other ends of the two seat pipes are fixed on the side pipe body far away from the end part of the side pipe. The two main supporting tubes are arc-shaped. The two ends of the fixing plate are respectively and fixedly connected with the two main supporting tubes, the fixing range of the fixing plate on the main supporting tubes is from two fifths to three fifths of the length of the main supporting tubes, and the two end parts of the side tubes are fixed on the fixing plate. The same end parts of the two auxiliary supporting tubes are respectively fixedly connected with one ends of the two seat tubes far away from the fixed plate, and the other ends of the two auxiliary supporting tubes are respectively fixed on the end parts of the two main supporting tubes.

Preferably, the primary support tube includes a first bend and a second bend, the first bend and the second bend being separated by a fixation plate, the first bend being at the connection of the fixation plate to the secondary support tube; the two first bending parts are parallel to each other, the two second bending parts use the fixing plate as a bottom surface, and two end parts of the two second bending parts extend and intersect to form a triangle.

Preferably, a connecting and fixing tube is arranged between the two second bending parts, and the connecting and fixing tube is parallel to the fixing plate.

Preferably, the seat tube and the auxiliary support tube are integrally formed.

Preferably, a reflector is arranged at one end of the side tube, which is far away from the fixed plate.

This technical scheme still provides an electric motor car, includes as aforementioned support rear frame structure.

The utility model discloses a support rear frame structure's beneficial effect is: the same ends of the two seat pipes are respectively connected with the two end parts of the side pipe, and the other ends of the two seat pipes are fixed on the side pipe body far away from the end part of the side pipe to form a bearing end face. The two main supporting tubes are in arc shapes. Two ends of the fixing plate are respectively and fixedly connected with two main supporting tubes, the fixing range of the fixing plate on the main supporting tubes is between two fifths of the length and three fifths of the length of the main supporting tubes, and two end parts of the side tubes are fixed on the fixing plate. The same end parts of the two auxiliary supporting tubes are respectively fixedly connected with one ends of the two seat tubes far away from the fixed plate, and the other ends of the two auxiliary supporting tubes are respectively fixed on the end parts of the two main supporting tubes. The bearing end surface, the main supporting tube and the auxiliary supporting tube form a stable triangular structure; and the structure extended by the main supporting tube enables the pressure born by the bearing section to be transmitted to the extended end of the main supporting tube. Thereby can weaken rear wheel pressure, guarantee the stability of automobile body, safe and reliable.

Drawings

Fig. 1 is a schematic structural view of a rear frame supporting structure of the present invention.

Fig. 2 is a schematic structural view of the rear frame supporting structure mounted on the frame.

Fig. 3 is a side view of a structure for supporting a rear frame according to the present invention.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

referring to fig. 1 to 3, a rear frame supporting structure includes a side tube 10 having an unsealed end and having a rectangular ring shape, two seat tubes 20, two main support tubes 31, two auxiliary support tubes 32, and a fixing plate 40.

The same ends of the two seat tubes 20 are respectively connected with the two end parts of the side tube 10, and the other ends of the two seat tubes 20 are fixed on the tube body of the side tube 10 far away from the end part of the side tube 10 to form a bearing end face.

The two main support pipes 31 are arc-shaped. Two ends of the fixing plate 40 are respectively and fixedly connected with the two main supporting tubes 31, the fixing range of the fixing plate 40 on the main supporting tubes 31 is between two fifths of the length and three fifths of the length of the main supporting tubes 31, and two ends of the side tube 10 are fixed on the fixing plate 40. The same end parts of the two auxiliary support tubes 32 are respectively fixedly connected with one ends of the two seat tubes 20 far away from the fixing plate 40, and the other ends of the two auxiliary support tubes 32 are respectively fixed on the end parts of the two main support tubes 31.

The bearing end face, the main supporting tube 31 and the auxiliary supporting tube 32 form a stable triangular structure to provide stronger stability; while the structure extending through the main support tube 31 allows the pressure experienced by the load bearing section to be transmitted to the extended end of the main support tube 31. Thereby can weaken rear wheel pressure, guarantee the stability of automobile body, safe and reliable.

In this embodiment, the curvature of the main support tube 31 is directed to the fixing plate 40 to form an arch structure, which can also assist in providing support.

The main support tube 31 includes a first bend 311 and a second bend 312, the first bend 311 and the second bend 312 being spaced apart by the fixing plate 40, the first bend 311 being connected from the fixing plate 40 to the secondary support tube 32. The two first bending parts 311 are parallel to each other, and the parallel structures are arranged on two sides of the rear wheel body to avoid scraping. The two second bending portions 312 have the fixing plate 40 as a bottom surface, and both ends extend and intersect in a triangular shape. Through the stable triangular structure, a powerful supporting structure is further provided, and the whole body can bear heavier weight.

The connecting and fixing tube 50 is disposed between the two second bending portions 312, and the connecting and fixing tube 50 is parallel to the fixing plate 40 to provide auxiliary support.

The seat tube 20 and the sub-support tube 32 are integrally formed, and the rigidity of the whole structure is enhanced.

The end of the side tube 10 far away from the fixing plate 40 is provided with a reflector 60, which is helpful for driving safety at night.

The embodiment also provides an electric vehicle which comprises the structure for supporting the rear frame.

The utility model provides a support back frame construction, two seat pipes with the one end respectively with limit pipe both ends be connected, the other end of two seat pipes all is fixed in on the limit pipe body of keeping away from limit pipe tip, constitutes one and bears the terminal surface. The two main supporting tubes are in arc shapes. Two ends of the fixing plate are respectively and fixedly connected with two main supporting tubes, the fixing range of the fixing plate on the main supporting tubes is between two fifths of the length and three fifths of the length of the main supporting tubes, and two end parts of the side tubes are fixed on the fixing plate. The same end parts of the two auxiliary supporting tubes are respectively fixedly connected with one ends of the two seat tubes far away from the fixed plate, and the other ends of the two auxiliary supporting tubes are respectively fixed on the end parts of the two main supporting tubes. The bearing end surface, the main supporting tube and the auxiliary supporting tube form a stable triangular structure; and the structure extended by the main supporting tube enables the pressure born by the bearing section to be transmitted to the extended end of the main supporting tube. Thereby can weaken rear wheel pressure, guarantee the stability of automobile body, safe and reliable.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A structure for supporting a rear frame is characterized by comprising a side pipe, one end of which is not sealed and is in a rectangular ring shape;

the same ends of the two seat pipes are respectively connected with two end parts of the side pipe, and the other ends of the two seat pipes are fixed on the side pipe body far away from the end part of the side pipe;

the two main supporting tubes are arc-shaped;

the two ends of the fixing plate are respectively and fixedly connected with two main supporting tubes, the fixing range of the fixing plate on the main supporting tubes is between two fifths of the length and three fifths of the length of the main supporting tubes, and the two end parts of the side tubes are fixed on the fixing plate;

the end parts of the same ends of the two auxiliary supporting tubes are respectively and fixedly connected with one ends of the two seat tubes far away from the fixed plate, and the other ends of the two auxiliary supporting tubes are respectively fixed on the end parts of the two main supporting tubes.

2. A supporting rear frame structure according to claim 1, wherein said main support tube includes first and second flexures spaced apart by a fixed plate, said first flexure being at a fixed plate to secondary support tube connection;

the two first bending parts are parallel to each other, the two second bending parts use the fixing plate as a bottom surface, and two end parts of the two second bending parts extend and intersect to form a triangle.

3. A structure for supporting a rear frame as claimed in claim 2, wherein a connecting fixing tube is provided between the two second bent portions, the connecting fixing tube being parallel to the fixing plate.

4. A supporting rear frame structure according to claim 1, wherein said seat tube and said secondary support tube are integrally formed.

5. A rear frame supporting structure according to any one of claims 1 to 4, wherein the end of the side tube remote from the mounting plate is provided with a reflector plate.

6. An electric vehicle comprising a supporting rear frame structure according to any one of claims 1 to 5.