High-stability vehicle frame

Abstract

The high-stability frame comprises a frame body, a rear wheel carrier and a damping rod, a sitting part is formed at the top of the frame body, the sitting part is used for a passenger to sit, and one end of the damping rod is connected with the middle of the rear side of the frame body in a sliding mode; according to the frame, the frame body and the rear wheel frame are integrally formed and matched with the reinforcing ribs, the stability of the overall structure is improved, the damping rod and the damping spring are arranged, the rear wheel frame can swing and has the damping function, the rear wheel frame is of a triangular structure, the stability of the rear wheel frame is high, the damping requirement can be met, and the overall structure is practical and reliable; the stability is high and the service life is long.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle parts, in particular to a vehicle frame with high stability. Background Art

[0002] Electric vehicles are pure electric vehicles that are powered by batteries (batteries) and driven by electric motors (DC, AC, series excitation, external excitation). In recent years, they have been widely popularized in my country. The safety of electric vehicles includes the structural stability of the frame and the safety of the battery. Most of the existing electric vehicle frames are U-shaped structures, which makes the overall structural stability insufficient and prone to breakage. The announcement number is CN202219818U, which has developed an electric vehicle frame, including a front frame and a rear frame, with a front fork riser fixedly connected to the front frame; the rear frame includes a rear axle support frame and a seat support frame. The innovation is that the seat support frame includes two suspension beams fixedly connected to the rear frame, and a seat frame is connected between the two suspension beams, which is light in weight and comfortable to ride. The electric vehicle frame is a U-shaped structure, which makes the overall structural stability insufficient and prone to frame breakage due to collisions. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a high-stability frame with a reliable overall structure and a long service life.

[0004] To achieve the above-mentioned purpose, the utility model provides a solution as follows: a high-stability frame, including a frame body, a rear wheel frame, and a shock-absorbing rod, wherein a seat portion is formed on the top of the frame body, and the seat portion is used for passengers to sit on, one end of the shock-absorbing rod is slidably connected to the rear middle part of the frame body, and the other end is hinged to the front side of the rear wheel frame, the rear bottom of the frame body is hinged to the front side of the rear wheel frame, and a shock-absorbing spring is sleeved on the shock-absorbing rod;

[0005] The frame body and the rear wheel frame are integrally formed respectively, and the rear wheel frame is in a triangular structure. The rear wheel frame is used for rotatably connecting the rear wheel of the electric vehicle, wherein the frame body and the rear wheel frame are hollow, and a plurality of reinforcing ribs are arranged inside the frame body and the rear wheel frame.

[0006] The beneficial effects of the utility model are as follows: the overall structure is practical and reliable, and has high stability. The frame is formed in one piece through the frame body and the rear wheel frame, and cooperates with a plurality of reinforcing ribs to improve the stability of the overall structure. Then, by arranging a shock-absorbing rod and a shock-absorbing spring, the rear wheel frame can swing and has a shock-absorbing function. In addition, the rear wheel frame has a triangular structure, which makes the rear wheel frame stable and can meet the shock-absorbing requirements. The overall structure is practical and reliable, has high stability, and has a long service life.

[0007] Furthermore, a front frame riser is formed at the front end of the frame body. After the utility model adopts the above structure, the front wheel of the electric vehicle can be connected.

[0008] Furthermore, the seat part is in a V-shaped structure. After the utility model adopts the above structure, it is convenient for passengers to sit.

[0009] Furthermore, the seat portion is provided with a plurality of notches. After the utility model adopts the above structure, it can be used to install a seat cushion and the like.

[0010] Furthermore, a sliding sleeve is hinged at the middle of the rear side of the frame body, and the sliding sleeve is used for the shock absorber rod to be inserted and slid, wherein the outer side wall of the sliding sleeve is provided with a limiting flange, and the limiting flange is used to resist the top pressure shock absorber spring.

[0011] Furthermore, the front side of the rear wheel frame is hinged with a connecting boss, the connecting boss is provided with the shock absorbing rod, and the connecting boss abuts against the shock absorbing spring. After the utility model adopts the above structure, the shock absorbing rod cooperates with the shock absorbing spring to move back and forth on the sliding sleeve, so that the whole has a shock absorbing function.

[0012] Furthermore, a mounting opening is provided on the front side of the top of the frame body, and a front cover is hingedly connected to the mounting opening, and the front cover is used to open or close the mounting opening.

[0013] Furthermore, a connecting seat and a limiting frame are arranged in the frame body, the limiting frame has a limiting opening, a connecting frame is arranged at the rear end of the front cover plate, the connecting frame is hinged to the connecting seat, the front end of the front cover plate is rotatably connected to a rotating rod, a limiting block is formed at the bottom of the rotating rod, and when the rotating rod passes through the limiting opening, the limiting block is buckled and connected to the limiting frame to limit the rotating rod from exiting the limiting opening. After the utility model adopts the above structure, the front cover plate can be opened or closed for installation.

[0014] Furthermore, the rear wheel frame is divided into two rear side frames, the two rear side frames are symmetrically arranged on the left and right, and the two rear side frames are integrally formed.

[0015] Furthermore, a through hole is formed at the bottom of the frame body, and the through hole runs through the frame body horizontally. After the utility model adopts the above structure, a rotating shaft can be arranged in the through hole, and both ends of the rotating shaft can be connected to pedals. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 .

[0017] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0018] Figure 3The overall structure of the utility model is three-dimensional Figure 2 .

[0019] Figure 4 for Figure 3 Enlarged view of point B in the middle.

[0020] Figure 5 The overall structure of the utility model is three-dimensional Figure 3 .

[0021] Figure 6 for Figure 5 Enlarged view of center C.

[0022] Figure 7 The overall structure of the utility model is three-dimensional Figure 4 .

[0023] Figure 8 for Figure 7 Enlarged view of point D in the middle.

[0024] Among them, 1 is the frame body, 11 is the sitting part, 111 is the slot, 12 is the sliding sleeve, 121 is the limiting flange, 13 is the mounting opening, 14 is the front cover plate, 141 is the rotating rod, 142 is the limiting block, 143 is the connecting frame, 151 is the connecting seat, 152 is the limiting frame, 1521 is the limiting opening, 16 is the through hole, 17 is the front frame riser, 2 is the rear wheel frame, 21 is the rear side frame, 31 is the connecting boss, 32 is the shock absorbing rod, 321 is the shock absorbing spring, and 33 is the reinforcing rib. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] See attached Figure 1 To Attachment Figure 8As shown, a high-stability frame includes a frame body 1, a rear wheel frame 2, and a shock-absorbing rod 32. A seating portion 11 is formed on the top of the frame body 1, and the seating portion 11 is used for passengers to sit on. One end of the shock-absorbing rod 32 is slidably connected to the middle of the rear side of the frame body 1, and the other end is hinged to the front side of the rear wheel frame 2. The rear bottom of the frame body 1 is hinged to the front side of the rear wheel frame 2, and a shock-absorbing spring 321 is mounted on the shock-absorbing rod 32.

[0028] The frame body 1 and the rear wheel frame 2 are integrally formed, and the rear wheel frame 2 is a triangular structure, wherein the frame body 1 and the rear wheel frame 2 are hollow, and a plurality of reinforcing ribs 33 are arranged inside the frame body 1 and the rear wheel frame 2 .

[0029] In this embodiment, a front frame stand pipe 17 is formed at the front end of the frame body 1 .

[0030] In this embodiment, the seating portion 11 is in a V-shaped structure.

[0031] In this embodiment, the seating portion 11 is provided with a plurality of notches 111 .

[0032] In this embodiment, a sliding sleeve 12 is hinged at the middle of the rear side of the frame body 1, and the sliding sleeve 12 is used for the shock absorber rod 32 to slide into, wherein a limiting flange 121 is provided on the outer side wall of the sliding sleeve 12, and the limiting flange 121 is used to resist the top pressure shock absorber spring 321.

[0033] In this embodiment, a connecting boss 31 is hingedly connected to the front side of the rear wheel frame 2 , a shock absorbing rod 32 is arranged on the connecting boss 31 , and the connecting boss 31 abuts against a shock absorbing spring 321 .

[0034] In this embodiment, a mounting opening 13 is formed at the front side of the top of the vehicle frame body 1 , and a front cover plate 14 is hingedly connected to the mounting opening 13 . The front cover plate 14 is used to open or close the mounting opening 13 .

[0035] In this embodiment, a connecting seat 151 and a limiting frame 152 are provided in the frame body 1, and a limiting opening 1521 is formed in the limiting frame 152. A connecting frame 143 is provided at the rear end of the front cover 14, and the connecting frame 143 is hinged to the connecting seat 151. The front end of the front cover 14 is rotatably connected to a rotating rod 141, and a limiting block 142 is formed at the bottom of the rotating rod 141. When the rotating rod 141 passes through the limiting opening 1521, the limiting block 142 is snap-connected to the limiting frame 152 to limit the rotating rod 141 from exiting the limiting opening 1521.

[0036] In this embodiment, the rear wheel frame 2 is divided into two rear side frames 21, the two rear side frames 21 are symmetrically arranged on the left and right, and the two rear side frames 21 are integrally formed.

[0037] In this embodiment, a through hole 16 is formed at the bottom of the frame body 1 , and the through hole 16 passes through the frame body 1 transversely.

[0038] In this embodiment, the front frame riser 17 can be formed to connect the front wheel of the electric vehicle, and the rear wheel frame 2 can be connected to the rear wheel of the electric vehicle. The frame body 1 and the rear wheel frame 2 are formed in one piece, respectively, so that the overall structural stability of the frame body 1 and the rear wheel frame 2 is higher, and the arrangement of multiple reinforcing ribs 33 further improves the stability of the frame body 1 and the rear wheel frame 2;

[0039] At the same time, the rear wheel frame 2 can swing and has a shock-absorbing function through the shock-absorbing rod 32 and the shock-absorbing spring 321; and a storage box can be set in the frame body 1 by setting the mounting port 13 and the front cover plate 14, and the frame body 1 can have a storage function by opening and closing the mounting port 13 in conjunction with the front cover plate 14. The overall structure has diverse functions and strong stability.

[0040] The embodiments described above are only preferred embodiments of the present invention and do not limit the present invention in any form. Any technician familiar with the field can use the above disclosed technical content to make more possible changes and modifications to the technical solution of the present invention without departing from the scope of the technical solution of the present invention, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent and equivalent changes made according to the idea of ​​the present invention without departing from the content of the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-stability frame, comprising a frame body (1), a rear wheel frame (2), and a shock absorber rod (32), characterized in that: A seating portion (11) is formed on the top of the frame body (1), and the seating portion (11) is used for passengers to sit on; one end of the shock absorber rod (32) is slidably connected to the middle of the rear side of the frame body (1), and the other end is hinged to the front side of the rear wheel frame (2); the rear bottom of the frame body (1) is hinged to the front side of the rear wheel frame (2), and a shock absorber spring (321) is sleeved on the shock absorber rod (32); The frame body (1) and the rear wheel frame (2) are respectively integrally formed, and the rear wheel frame (2) is in a triangular structure, wherein the frame body (1) and the rear wheel frame (2) are hollow, and a plurality of reinforcing ribs (33) are arranged inside the frame body (1) and the rear wheel frame (2).

2. A high-stability frame according to claim 1, characterized in that: A front frame riser (17) is formed at the front end of the frame body (1).

3. A high-stability frame according to claim 1, characterized in that: The seating portion (11) has a V-shaped structure.

4. A high stability frame according to claim 1, characterized in that: The seating portion (11) is provided with a plurality of notches (111).

5. A high-stability frame according to claim 1, characterized in that: A sliding sleeve (12) is hingedly connected to the middle of the rear side of the frame body (1), and the sliding sleeve (12) is used for the shock absorbing rod (32) to be inserted and slid, wherein the outer side wall of the sliding sleeve (12) is provided with a limiting flange (121), and the limiting flange (121) is used to resist the top pressure shock absorbing spring (321).

6. A high-stability frame according to claim 5, characterized in that: A connecting boss (31) is hingedly connected to the front side of the rear wheel frame (2), the shock absorbing rod (32) is arranged on the connecting boss (31), and the connecting boss (31) abuts against a top-pressure shock absorbing spring (321).

7. A high-stability frame according to claim 1, characterized in that: A mounting opening (13) is provided on the front side of the top of the vehicle frame body (1); a front cover plate (14) is hingedly connected to the mounting opening (13); and the front cover plate (14) is used to open or close the mounting opening (13).

8. A high-stability frame according to claim 7, characterized in that: A connecting seat (151) and a limiting frame (152) are arranged in the frame body (1); a limiting opening (1521) is formed in the limiting frame (152); a connecting frame (143) is arranged at the rear end of the front cover plate (14); the connecting frame (143) is hingedly connected to the connecting seat (151); a rotating rod (141) is rotatably connected to the front end of the front cover plate (14); a limiting block (142) is formed at the bottom of the rotating rod (141); when the rotating rod (141) passes through the limiting opening (1521), the limiting block (142) is snap-connected to the limiting frame (152) to limit the rotating rod (141) from exiting the limiting opening (1521).

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