Lightweight electric vehicle frame

Abstract

The utility model discloses a lightweight electric vehicle frame which comprises a frame body, one end of a top plate on the frame body is fixedly welded with a right side plate, the other end of the top plate is fixedly welded with a left side plate, the bottom of the right side plate is fixedly connected with the right end of a tail plate, and the bottom of the left side plate is fixedly connected with the left end of the tail plate; a plurality of groups of movable separation columns and static separation columns are uniformly mounted in the frame body, the plurality of groups of movable separation columns and static separation columns are arranged at intervals, meanwhile, first connecting seats and second connecting seats are fixedly mounted on the movable separation columns, and the plurality of groups of movable separation columns are fixedly connected through the first connecting seats and the second connecting seats. According to the light-weight electric vehicle frame, the bottom plate of the frame body is composed of five sets of movable separation columns and six sets of static separation columns, the movable separation columns and the static separation columns are of hollow structures made of polytetrafluoroethylene materials, a traditional mode of using metal steel plates is adopted, an electric vehicle is made to be lighter, and the endurance of the electric vehicle is improved.

Description

Technical Field

[0001] The utility model relates to the field of electric vehicles, in particular to a lightweight electric vehicle frame. Background Art

[0002] As an important component of electric tricycle, the frame of electric tricycle is a theme of electric tricycle. The frames of electric tricycles on the market are mainly designed and produced according to the styles of electric tricycles. The frames are mainly used to carry electric equipment and riding drivers. In order to save costs, general electric tricycle frames are lightweight. However, the current lightweight electric vehicle frames are inconvenient to shrink and stretch the length of the body after installing the electric equipment. When encountering narrow roads with turns and narrow parking areas, the frame itself is too long, making it impossible to move, which is very inconvenient.

[0003] In order to solve the above problems, after searching, a Chinese patent with authorization announcement number CN219134410U discloses a lightweight electric vehicle frame structure; the invention comprises a frame body (1) having a front panel frame (6) arranged on one side thereof, a sliding rod (5) fixedly connected to one end of the front panel frame (6) being slidably connected to a sliding groove provided on one side of the frame body (1), a through opening through which the sliding groove is connected is provided on the frame body (1), a worm (11) and a worm wheel (4) are rotatably connected to the frame body (1) via a bearing seat, and the worm (11) and the worm wheel (4) are meshingly connected;

[0004] The compartment in the frame of an electric vehicle is made of a whole piece of metal plate that is welded together, which directly increases the weight of the entire electric vehicle, fails to achieve the purpose of lightweighting, and reduces the battery life of the electric vehicle. Utility Model Content

[0005] The purpose of the utility model is to provide a lightweight electric vehicle frame to solve the defects mentioned in the above background technology.

[0006] To achieve the above object, a lightweight electric vehicle frame is provided, comprising a frame body, wherein one end of a top plate on the frame body is welded and fixed to a right side plate, and the other end of the top plate is welded and fixed to a left side plate, while the bottom of the right side plate is fixedly connected to the right end of the tail plate, and the bottom of the left side plate is fixedly connected to the left end of the tail plate;

[0007] Multiple groups of dynamic spacers and static spacers are evenly installed inside the frame body, and the multiple groups of dynamic spacers and static spacers are arranged alternately. At the same time, the first connecting seat and the second connecting seat are respectively fixedly installed on the dynamic spacers, and the multiple groups of dynamic spacers are fixedly connected through the first connecting seat and the second connecting seat, and the first connecting seat and the second connecting seat are arranged in parallel.

[0008] Preferably, the dynamic partition columns are evenly arranged in five groups, and the static partition columns are evenly arranged in six groups, and the distances between two adjacent groups of dynamic partition columns and static partition columns are consistent.

[0009] Preferably, a plurality of groups of plug-in holes are evenly arranged inside the top plate, and five groups of limiting holes are evenly arranged on the tail plate, and at the same time, one end of the movable spacer is inserted into the inside of the plug-in hole, and the other end of the movable spacer is inserted into the inside of the limiting hole.

[0010] Preferably, a right limit seat is welded and fixed on the inner wall of the right side plate, and a left limit seat is welded and fixed on the inner wall of the left side plate, and the right limit seat and the left limit seat limit the movement trajectory of the first connecting seat.

[0011] Preferably, the first connecting seat includes a transverse plate, and six groups of guide seats are evenly installed on the transverse plate, and guide holes are opened on the guide seats. At the same time, the guide holes are adapted to the size of the static partition columns, and the static partition columns are inserted into the inside of the guide holes. Five groups of fixed seats are evenly arranged on the transverse plate, and the five groups of fixed seats are respectively fixed to the five groups of dynamic partition columns.

[0012] Preferably, a positioning groove is provided on the outer surface of the tail plate, and an operating panel is inserted into the interior of the positioning groove. The operating panel is respectively fixed to the ends of five groups of dynamic partition columns, and force-bearing openings are provided on both sides of the operating panel. Two groups of force-bearing openings are respectively provided on both sides of the positioning groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The bottom plate of the frame body is composed of five groups of dynamic partitions and six groups of static partitions. The dynamic partitions and static partitions are hollow structures made of polytetrafluoroethylene. Instead of using traditional metal steel plates, the electric vehicle is made lighter and has a longer battery life.

[0015] When the electric vehicle needs to carry and transport crop seedlings, the operating panel can be pulled to allow the five groups of movable partitions to be pulled out from the inside of the plug-in holes. When the first connecting seat contacts the right limit seat and the left limit seat, the five groups of movable partitions are at their stretching limits, which can increase the carrying capacity of the electric vehicle's compartment and enable more seedlings to be transported. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of an electric vehicle in the prior art;

[0017] Figure 2 This is a schematic diagram of the front view of the structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the tailgate structure of the utility model;

[0019] Figure 4The utility model structure Figure 1 AA section structure schematic diagram in;

[0020] Figure 5 This is a schematic diagram of the movement of the dynamic partition column of the utility model structure;

[0021] Figure 6 It is a three-dimensional diagram of the structure of the utility model.

[0022] Numbers in the figure: 1, frame body; 2, top plate; 21, plug-in hole; 3, right side plate; 31, right limit seat; 32, left limit seat; 33, left side plate; 4, dynamic partition column; 41, first connecting seat; 411, cross plate; 412, guide seat; 413, guide hole; 414, fixed seat; 42, second connecting seat; 43, operating panel; 5, tail plate; 51, limit hole; 52, positioning groove; 53, force opening; 6, static partition column. DETAILED DESCRIPTION

[0023] See also Figure 1-6 The utility model provides a lightweight electric vehicle frame, including a frame body 1, one end of a top plate 2 on the frame body 1 is welded and fixed to a right side plate 3, and the other end of the top plate 2 is welded and fixed to a left side plate 33, while the bottom of the right side plate 3 is fixedly connected to the right end of a tail plate 5, and the bottom of the left side plate 33 is fixedly connected to the left end of the tail plate 5;

[0024] Multiple groups of dynamic spacers 4 and static spacers 6 are evenly installed inside the frame body 1, and the multiple groups of dynamic spacers 4 and static spacers 6 are arranged alternately. At the same time, the first connecting seat 41 and the second connecting seat 42 are respectively fixedly installed on the dynamic spacers 4, and the multiple groups of dynamic spacers 4 are fixedly connected by the first connecting seat 41 and the second connecting seat 42. The first connecting seat 41 and the second connecting seat 42 are arranged in parallel.

[0025] Working principle: The bottom plate of the frame body 1 is composed of five groups of dynamic partition columns 4 and six groups of static partition columns 6. The dynamic partition columns 4 and the static partition columns 6 are hollow structures made of polytetrafluoroethylene. The traditional method of using metal steel plates makes the electric vehicle lighter and improves the battery life of the electric vehicle.

[0026] As a preferred embodiment, the dynamic partition columns 4 are evenly arranged in five groups, and the static partition columns 6 are evenly arranged in six groups, and the distances between two adjacent groups of dynamic partition columns 4 and static partition columns 6 are consistent.

[0027] like Figure 2-5 As shown: the dynamic partition columns 4 are evenly arranged in five groups, and the static partition columns 6 are evenly arranged in six groups; the dynamic partition columns 4 and the static partition columns 6 are combined together to form the floor of the electric vehicle compartment, and felt cloth can be laid on the surface of the dynamic partition columns 4 and the static partition columns 6 to ensure the safety of the compartment when riding.

[0028] As a preferred embodiment, multiple groups of plug-in holes 21 are evenly opened on the inside of the top plate 2, and five groups of limiting holes 51 are evenly opened on the tail plate 5. At the same time, one end of the dynamic partition column 4 is inserted into the inside of the plug-in hole 21, and the other end of the dynamic partition column 4 is inserted into the inside of the limiting hole 51.

[0029] like Figure 2-5 As shown: when multiple groups of dynamic partition columns 4 and static partition columns 6 are combined together, one end of the dynamic partition column 4 is limited by the plug-in hole 21, and the other end of the dynamic partition column 4 is limited by the limiting hole 51, and the two ends of the static partition column 6 are respectively fixed between the top plate 2 and the tail plate 5, ensuring the stability of the multiple groups of dynamic partition columns 4 and static partition columns 6 when bearing weight, and no deformation will occur.

[0030] As a preferred embodiment, a right limit seat 31 is welded and fixed on the inner wall of the right side plate 3, and a left limit seat 32 is welded and fixed on the inner wall of the left side plate 33. At the same time, the right limit seat 31 and the left limit seat 32 limit the movement trajectory of the first connecting seat 41.

[0031] like Figure 2-5 As shown: a plurality of groups of dynamic partition columns 4 and static partition columns 6 are formed into a whole through two groups of first connecting seats 41 and second connecting seats 42, so as to improve the stability of the first connecting seats 41 and the second connecting seats 42 when subjected to force and prevent deformation.

[0032] As a preferred embodiment, the first connecting seat 41 includes a transverse plate 411, and six groups of guide seats 412 are evenly installed on the transverse plate 411, and guide holes 413 are opened on the guide seats 412. At the same time, the guide holes 413 are adapted to the size of the static partition columns 6, and the static partition columns 6 are inserted into the guide holes 413. Five groups of fixed seats 414 are evenly arranged on the transverse plate 411, and the five groups of fixed seats 414 are respectively fixed to the five groups of dynamic partition columns 4.

[0033] As a preferred embodiment, a positioning groove 52 is opened on the outer surface of the tail plate 5, and the operating panel 43 is inserted into the interior of the positioning groove 52. At the same time, the operating panel 43 is respectively fixed to the ends of the five groups of dynamic partition columns 4, and force openings 53 are opened on both sides of the operating panel 43. At the same time, two groups of force openings 53 are respectively opened on both sides of the positioning groove 52.

[0034] like Figure 2-5 As shown: when the electric vehicle needs to carry and transport crop seedlings, the operating panel 43 can be pulled to allow the five groups of movable partitions 4 to be pulled out from the inside of the plug-in hole 21. When the first connecting seat 41 contacts the right limit seat 31 and the left limit seat 32, the five groups of movable partitions 4 are at the limit of being stretched, which can increase the carrying capacity of the electric vehicle's compartment and transport more seedlings.

Claims

1. A lightweight electric vehicle frame, comprising a frame body (1), characterized in that: One end of the top plate (2) on the frame body (1) is welded and fixed to the right side plate (3), and the other end of the top plate (2) is welded and fixed to the left side plate (33), while the bottom of the right side plate (3) is fixedly connected to the right end of the tail plate (5), and the bottom of the left side plate (33) is fixedly connected to the left end of the tail plate (5); A plurality of groups of dynamic spacer columns (4) and static spacer columns (6) are evenly installed inside the frame body (1), and the plurality of groups of dynamic spacer columns (4) and static spacer columns (6) are arranged alternately, and at the same time, a first connecting seat (41) and a second connecting seat (42) are respectively fixedly installed on the dynamic spacer columns (4), and the plurality of groups of dynamic spacer columns (4) are fixedly connected via the first connecting seat (41) and the second connecting seat (42), and the first connecting seat (41) and the second connecting seat (42) are arranged in parallel.

2. A lightweight electric vehicle frame according to claim 1, characterized in that: The dynamic partition columns (4) are evenly arranged in five groups, and the static partition columns (6) are evenly arranged in six groups, and the distances between two adjacent groups of dynamic partition columns (4) and static partition columns (6) are consistent.

3. A lightweight electric vehicle frame according to claim 1, characterized in that: A plurality of groups of plug holes (21) are evenly arranged on the interior of the top plate (2), and five groups of limit holes (51) are evenly arranged on the tail plate (5), and at the same time, one end of the movable spacer (4) is plugged into the interior of the plug hole (21), and the other end of the movable spacer (4) is plugged into the interior of the limit hole (51).

4. The lightweight electric vehicle frame according to claim 1, characterized in that: A right limit seat (31) is welded and fixed on the inner wall of the right side plate (3), and a left limit seat (32) is welded and fixed on the inner wall of the left side plate (33), and the right limit seat (31) and the left limit seat (32) simultaneously limit the movement trajectory of the first connection seat (41).

5. The lightweight electric vehicle frame according to claim 1, characterized in that: The first connecting seat (41) includes a transverse plate (411), and six groups of guide seats (412) are evenly installed on the transverse plate (411), and a guide hole (413) is opened on the guide seat (412). At the same time, the guide hole (413) is adapted to the size of the static partition column (6), and the static partition column (6) is inserted into the inside of the guide hole (413). Five groups of fixed seats (414) are evenly arranged on the transverse plate (411), and the five groups of fixed seats (414) are respectively fixed to the five groups of dynamic partition columns (4).

6. The lightweight electric vehicle frame according to claim 1, characterized in that: A positioning groove (52) is provided on the outer surface of the tail plate (5), and an operating panel (43) is inserted into the interior of the positioning groove (52). The operating panel (43) is respectively fixed to the ends of the five groups of dynamic partition columns (4), and force-bearing openings (53) are provided on both sides of the operating panel (43). The two groups of force-bearing openings (53) are respectively provided on both sides of the positioning groove (52).

Images