High-strength electric motorcycle

Abstract

The utility model relates to the field of electric motorcycles, in particular to a high-strength electric motorcycle which comprises a frame, a connecting plate and a rear fork, the connecting plate is fixedly connected to the frame, the rear fork is hinged to the connecting plate, the rear fork is used for being connected with a rear wheel, and the connecting plate is integrally formed. According to the utility model, the original pipe fitting is converted into the integrally formed plate fitting, so that the production cost is reduced, the structural strength of the electric motorcycle is improved, the pipe fitting is less practical, the overall structure is compact, the coverage area of the battery component is increased, and the battery component is convenient to protect.

Description

Technical Field

[0001] The present application relates to the field of electric motorcycles, and in particular to a high-strength electric motorcycle. Background Art

[0002] Electric motorcycles are a type of electric vehicles, mainly composed of electric drive and control systems, mechanical systems such as driving force transmission, and working devices to complete the given tasks. Among them, the electric drive and control system is the core of the electric motorcycle, which is composed of a drive motor, power supply, and motor speed control device.

[0003] The invention patent with the authorization publication number CN114248869B discloses an electric motorcycle frame, in which the large battery component is detachably connected to the lower bracket, and the two ends of the lower bracket are detachably connected to the left beam and the right beam. A three-dimensional frame structure that is approximately rectangular is formed between the left beam, the right beam, the front cross tube and the lower bracket, and an installation space that can accommodate the large battery component is formed between the lower bracket, the left beam and the right beam, which can realize the rapid disassembly and assembly of the large battery and facilitate the maintenance of the large battery component. Before and after the whole vehicle is transported over long distances, the large battery can be separated and assembled from the whole vehicle more conveniently to ensure the safety of the whole vehicle during long-distance transportation.

[0004] The lower bracket needs to bear the weight of the battery components. However, the lower brackets are connected by pipe fittings, have low structural strength, and are easily bent when subjected to external impact, and cannot protect the battery components well. Summary of the invention

[0005] In order to improve the structural strength of an electric motorcycle, the present application provides a high-strength electric motorcycle.

[0006] The high-strength electric motorcycle provided in this application adopts the following technical solution:

[0007] A high-strength electric motorcycle comprises a frame, a connecting plate and a rear fork, wherein the connecting plate is fixedly connected to the frame, the rear fork is hinged to the connecting plate, the rear fork is used to connect a rear wheel, and the connecting plate is integrally formed.

[0008] By adopting the above technical solution, the original pipe fittings are converted into one-piece panels, which reduces the production cost, improves the structural strength of the electric motorcycle, reduces the practicality of the pipe fittings, makes the overall structure compact, increases the coverage area of ​​the battery components, and facilitates the protection of the battery components.

[0009] Preferably, the frame includes side beams and a front cross tube, wherein two side beams are provided, and both ends of the front cross tube are respectively fixedly connected to the outer walls of the two side beams facing the front wheels, and the connecting plate is fixedly connected to the outer walls of the side beams away from the front wheels, and the side beams, the front cross tube and the connecting plate are used together to limit the battery pack.

[0010] By adopting the above technical solution, the front cross tube is fixedly connected to the two side beams, so that the front cross tube and the side beams are relatively fixed, which is convenient for installing the battery pack, and the connecting plate increases the coverage area of ​​the battery pack, which is convenient for protecting the battery pack.

[0011] Preferably, an abutment surface is provided at one end of the connecting plate facing the side beam, and the abutment surface is in contact with the outer wall of the side beam.

[0012] By adopting the above technical solution, the abutting surface increases the contact area between the connecting plate and the side beam, so that the connecting plate and the side beam are firmly connected and not easily separated, thereby improving the structural strength of the electric motorcycle.

[0013] Preferably, a mounting groove is provided on a side of the connecting plate facing the battery pack, and a groove wall of the mounting groove facing the front wheel is used for the battery pack to abut against.

[0014] By adopting the above technical solution, the mounting groove is convenient for limiting the position of the battery pack, making it difficult for the battery pack to detach from the rear of the frame, thereby improving the stability of the battery pack.

[0015] Preferably, it further comprises a support rod, the two ends of which are respectively fixedly connected to the upward groove walls of the two mounting grooves, and the support rod is used to support the battery pack.

[0016] By adopting the above technical solution, the support rod supports the battery pack, and both ends of the support rod are connected to the connecting plate, thereby enhancing the overall structural strength of the electric motorcycle.

[0017] Preferably, the vehicle frame further comprises a reinforcing rod, both ends of which are respectively fixedly connected to two side beams, and the reinforcing rod is arranged on a side of the front cross tube close to the front wheel.

[0018] By adopting the above technical solution, the reinforcing rod enhances the structural strength of the entire frame and improves the structural strength of the electric motorcycle.

[0019] Preferably, it further comprises a main station frame, one end of which is hinged to the lower end of the connecting plate, and the other end of which is used to abut against the ground.

[0020] By using the above technical solution, the main stand frame is used to support the electric motorcycle, and the main stand frame is connected to a connecting plate with higher structural strength to improve the stability of the support.

[0021] Preferably, it also includes a blocking rod, a placement groove is provided at the lower end of the connecting plate, the placement groove is provided on the side of the main station frame close to the front wheel, the blocking rod is embedded in the placement groove, and the end of the blocking rod away from the front wheel is used to abut the main station frame.

[0022] By adopting the above technical solution, the blocking rod blocks the rotation of the main stand frame, so that the main stand frame is firmly supported and the electric motorcycle is not easy to overturn.

[0023] Preferably, the main station frame includes a rotating plate, a spring and a support leg, one end of the rotating plate is hinged to the connecting plate, the other end of the rotating plate is fixedly connected to a connecting column, the outer wall of the connecting plate is fixedly connected to a fixed column, the height of the fixed column is greater than the height of the rotating plate, one end of the spring is connected to the fixed column, the other end of the spring is connected to the connecting column, the upper end of the support leg is fixedly connected to the rotating plate, and the lower end of the support leg is used to abut the ground.

[0024] By adopting the above technical solution, when the support leg does not need to support the electric motorcycle, the support leg rotates upward away from the ground, and the position of the support leg is fixed by a spring, thereby reducing the probability of the support leg rotating under the influence of gravity.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. The original pipe fittings are converted into one-piece panels, which reduces production costs, improves the structural strength of the electric motorcycle, and reduces the practicality of the pipe fittings, making the overall structure compact, increasing the coverage area of ​​the battery components, and facilitating the protection of the battery components;

[0027] 2. The abutment surface increases the contact area between the connecting plate and the side beam, making the connection between the connecting plate and the side beam firm and not easy to separate, thereby improving the structural strength of the electric motorcycle;

[0028] 3. The main stand frame is used to support the electric motorcycle. The main stand frame is connected to a connecting plate with higher structural strength to improve the stability of the support. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of a high-strength electric motorcycle.

[0030] Figure 2 It is a schematic diagram of the overall structure of a high-strength electric motorcycle, mainly used to display the frame, connecting plate, support rod, rear fork and shock absorber.

[0031] Figure 3 It is a schematic diagram of the overall structure of the connecting plate, support rods, main station frame and blocking rods.

[0032] Explanation of the reference numerals in the accompanying drawings: 1. Frame; 11. Side beam; 12. Front cross tube; 13. Reinforcing rod; 14. Abutment rod; 2. Connecting plate; 21. Abutment surface; 22. Mounting groove; 23. Fixing column; 24. Placement groove; 3. Support rod; 4. Rear fork; 5. Shock absorber; 6. Main station frame; 61. Rotating plate; 611. Connecting column; 612. Connecting groove; 62. Spring; 63. Support leg; 631. Connecting rod; 632. Connecting leg; 64. Pedal rod; 65. Reinforcing plate; 7. Blocking rod. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-3 This application is described in further detail.

[0034] The present application embodiment discloses a high-strength electric motorcycle. Figure 1 and Figure 2 A high-strength electric motorcycle includes a frame 1, a connecting plate 2, a support rod 3, a rear fork 4, a shock absorber 5, a main stand frame 6 and a blocking rod 7.

[0035] Reference Figure 2 The frame 1 includes side beams 11, a front cross tube 12, a reinforcing rod 13 and an abutting rod 14. Two side beams 11 are provided, and the two ends of the front cross tube 12 are respectively fixedly connected to the outer walls of the two side beams 11 facing the front wheels. The reinforcing rod 13 is provided on the side of the front cross tube 12 close to the front wheels, and the reinforcing rod 13 is provided between the two side beams 11. The two ends of the reinforcing rod 13 are respectively fixedly connected to the two side beams 11. The abutting rod 14 is provided below the front cross tube 12, and the two ends of the abutting rod 14 are respectively fixedly connected to the upper ends of the two side beams 11.

[0036] The connecting plate 2 is fixedly connected to the outer wall of the side beam 11 away from the front wheel. Two connecting plates 2 are provided, and the connecting plates 2 are arranged one by one with the side beam 11. The end of the connecting plate 2 facing the side beam 11 is provided with an abutting surface 21, and the abutting surface 21 is attached to the outer wall of the side beam 11. The connecting plate 2 is welded and fixed to the side beam 11. The side beam 11, the front cross tube 12 and the connecting plate 2 are used together to limit the battery pack.

[0037] Reference Figure 2 The connecting plate 2 is provided with a mounting groove 22 on one side facing the battery pack. The mounting groove 22 extends upward to penetrate the connecting plate 2. The groove wall of the mounting groove 22 facing the front wheel is used for abutting against one end of the battery pack facing the rear wheel. The groove bottom of the mounting groove 22 is used for abutting against the outer wall of the battery pack. The connecting plate 2 is an integrally formed sheet metal part. The two ends of the support rod 3 are respectively fixedly connected to the groove walls of the two mounting grooves 22 facing upward. The support rod 3 and the abutment rod 14 are both used to support the battery pack.

[0038] One end of the rear fork 4 close to the frame 1 is arranged between the two connecting plates 2, and the two ends of the rear fork 4 along the width direction are respectively hinged to the two connecting plates 2, and the hinge axis of the rear fork 4 and the connecting plate 2 is parallel to the length direction of the support rod 3. The rear fork 4 is used to connect the rear wheel, and the upper end of the shock absorber 5 is hinged to the side beam 11, and the lower end of the shock absorber 5 is hinged to the rear fork 4.

[0039] Reference Figure 3 The main station frame 6 includes a rotating plate 61, a spring 62, a supporting leg 63, a pedal rod 64 and a reinforcing plate 65. One end of the rotating plate 61 is hinged to the outer wall of the connecting plate 2 away from the battery pack, and the other end of the rotating plate 61 is fixedly connected to the outer wall of the battery pack away from the connecting plate 2. The outer wall of the connecting plate 2 away from the battery pack is fixedly connected to the fixing column 23, and the height of the fixing column 23 is greater than the height of the rotating plate 61. Both ends of the spring 62 are fixedly connected with hooks, one end of the spring 62 is hung on the fixing column 23, and the other end of the spring 62 is hung on the connecting column 611.

[0040] A connecting groove 612 is provided at the lower end of the rotating plate 61, and the connecting groove 612 is provided on the side of the spring 62 close to the front wheel. The supporting leg 63 includes a connecting rod 631 and two connecting legs 632. Both ends of the connecting rod 631 are fixedly connected to one end of the connecting leg 632. Both ends of the connecting rod 631 are fixedly embedded in the connecting groove 612. The end of the connecting leg 632 away from the connecting rod 631 is used to abut the ground.

[0041] Reference Figure 3 One end of the pedal rod 64 is fixedly connected to an outer wall of a connecting leg 632 facing the spring 62, and the pedal rod 64 is used for the user to step on it. One end of the reinforcing plate 65 is fixedly connected to one end of the pedal rod 64 facing the spring 62, and the other end of the reinforcing plate 65 is fixedly connected to the outer wall of the connecting leg 632 away from the front wheel. The reinforcing plate 65 is arranged between the pedal rod 64 and the spring 62.

[0042] A placement groove 24 is provided at the lower end of the connecting plate 2, and the placement groove 24 is provided on the side of the main station frame 6 close to the front wheel. The blocking rod 7 is fixedly embedded in the placement groove 24. The blocking rod 7 passes through the two placement grooves 24. Both ends of the blocking rod 7 extend out of the placement grooves 24. The end of the blocking rod 7 facing away from the front wheel is used to abut the rotating plate 61.

[0043] The implementation principle of a high-strength electric motorcycle in the embodiment of the present application is as follows: the connecting plate 2 is an integrally formed sheet metal part with high structural strength. The connecting plate 2 is used to connect the frame 1, the rear fork 4 and the main station frame 6 to improve the overall structural strength of the electric motorcycle. The connecting plate 2 has a large coverage area of ​​the battery pack, which is convenient for protecting the battery pack. The abutment rod 14 and the support rod 3 not only support the battery pack, but also enhance the overall structural strength of the electric motorcycle together with the reinforcing rod 13. The side beam 11, the front cross tube 12 and the connecting plate 2 all limit the battery pack, making it difficult for the battery pack to be displaced and damaged. The blocking rod 7 abuts against the main station frame 6, so that the main station frame 6 is stably set and not easy to flip over, thereby improving the structural strength of the electric motorcycle.

[0044] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A high-strength electric motorcycle, characterized in that: The vehicle comprises a frame (1), a connecting plate (2) and a rear fork (4), wherein the connecting plate (2) is fixedly connected to the frame (1), the rear fork (4) is hinged to the connecting plate (2), the rear fork (4) is used to connect to a rear wheel, and the connecting plate (2) is integrally formed; The vehicle frame (1) comprises a side beam (11) and a front cross tube (12), wherein two side beams (11) are provided, and two ends of the front cross tube (12) are respectively fixedly connected to the outer walls of the two side beams (11) facing the front wheels, and the connecting plate (2) is fixedly connected to the outer wall of the side beam (11) facing away from the front wheels, and the side beams (11), the front cross tube (12) and the connecting plate (2) are used together to limit the position of the battery pack.

2. A high-strength electric motorcycle according to claim 1, characterized in that: An end of the connecting plate (2) facing the side beam (11) is provided with an abutment surface (21), and the abutment surface (21) is in contact with the outer wall of the side beam (11).

3. A high-strength electric motorcycle according to claim 1, characterized in that: A mounting groove (22) is provided on one side of the connection plate (2) facing the battery pack, and a groove wall of the mounting groove (22) facing the front wheel is used for the battery pack to abut against.

4. A high-strength electric motorcycle according to claim 3, characterized in that: It also comprises a support rod (3), the two ends of the support rod (3) being respectively fixedly connected to the upward groove walls of the two installation grooves (22), and the support rod (3) being used to support the battery pack.

5. The high-strength electric motorcycle according to claim 1, characterized in that: The vehicle frame (1) further comprises a reinforcing rod (13), the two ends of which are respectively fixedly connected to the two side beams (11), and the reinforcing rod (13) is arranged on a side of the front cross tube (12) close to the front wheel.

6. The high-strength electric motorcycle according to claim 1, characterized in that: It also comprises a main station frame (6), one end of the main station frame (6) being hinged to the lower end of the connecting plate (2), and the other end of the main station frame (6) being used for abutting against the ground.

7. A high-strength electric motorcycle according to claim 6, characterized in that: It also comprises a blocking rod (7), a placement groove (24) being provided at the lower end of the connecting plate (2), the placement groove (24) being provided on a side of the main station frame (6) close to the front wheel, the blocking rod (7) being embedded in the placement groove (24), and the end of the blocking rod (7) facing away from the front wheel being used for abutting against the main station frame (6).

8. The high-strength electric motorcycle according to claim 6, characterized in that: The main station frame (6) comprises a rotating plate (61), a spring (62) and a supporting leg (63); one end of the rotating plate (61) is hinged to the connecting plate (2); the other end of the rotating plate (61) is fixedly connected to a connecting column (611); the outer wall of the connecting plate (2) is fixedly connected to a fixing column (23); the height of the fixing column (23) is greater than the height of the rotating plate (61); one end of the spring (62) is connected to the fixing column (23); the other end of the spring (62) is connected to the connecting column (611); the upper end of the supporting leg (63) is fixedly connected to the rotating plate (61); and the lower end of the supporting leg (63) is used to abut against the ground.

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