Frame structure of scooter

Abstract

The utility model discloses a scooter frame structure which comprises a battery box, frame pipes are fixedly installed on the front side and the rear side of the battery box respectively, supporting pipes are fixedly installed at the upper ends of the two frame pipes respectively, the upper ends of the two supporting pipes are fixedly connected with the same seat pipe, stress pipes are fixedly installed on the two frame pipes respectively, and the stress pipes are fixedly connected with the same seat pipe. The upper ends of the two stress pipes are connected with the two supporting pipe fixing rods correspondingly, a seat plate is installed on the two stress pipes, the left end of the battery box is rotationally connected with a rear fork through a rotating shaft, a damping mechanism is installed between the rear fork and the battery box, and a head pipe is fixedly installed at the right end of the battery box. A U-shaped plate is fixedly mounted at the lower end of the battery box, and pedals are mounted on two arms of the U-shaped plate. The scooter is good in comfort during riding and can be ridden by multiple persons, and the carrying space of the scooter is greatly increased.

Description

Technical Field

[0001] The utility model relates to the technical field of scooters, in particular to a frame structure of a scooter. Background Art

[0002] An electric scooter is a means of transportation based on a traditional human-powered scooter with an electric power kit added. Electric scooters are generally divided into two-wheel drive or single-wheel drive, and the most common transmission methods are: hub motors and belt drives, and their main power source is a lithium battery pack.

[0003] The overall structure of the existing scooter is small, and the space for the vehicle body to carry other items is small. When in use, the scooter can only be ridden by one person. During the riding process, the feet need to be placed alternately on the same pedal, and the riding comfort is poor.

[0004] Therefore, we propose a frame structure of a scooter to solve the above problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a frame structure of a scooter to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A frame structure of a scooter includes a battery box. Both the front and rear sides of the battery box are fixedly installed with frame tubes. The upper ends of the two frame tubes are both fixedly installed with support tubes. The upper ends of the two support tubes are fixedly connected to the same seat tube. Force-bearing tubes are fixedly installed on both frame tubes. The upper ends of the two force-bearing tubes are respectively fixedly connected to the support tube fixing rods. A seat board is installed on the two force-bearing tubes. The left end of the battery box is rotatably connected to a rear fork through a rotating shaft. A shock-absorbing mechanism is installed between the rear fork and the battery box. The right end of the battery box is fixedly installed with a head tube. The lower end of the battery box is fixedly installed with a U-shaped plate, and pedals are installed on both arms of the U-shaped plate.

[0008] Further, the seat board includes a horizontal ladder. The right end of the horizontal ladder is fixedly connected to the upper side of the force-bearing tube. The upper end of the horizontal ladder is fixedly connected to a plate body. Two inclined rods are fixedly connected to the part of the horizontal ladder below the plate body. The lower ends of the two inclined rods are respectively fixedly connected to the lower sides of the two force-bearing tubes.

[0009] Further, the shock-absorbing mechanism includes a U-shaped mounting plate arranged in the rear fork. Both ends of the U-shaped mounting plate are rotatably connected to the rear fork through connecting rods. The left end of the battery box is fixedly connected to a buffer member. The left end of the buffer member is rotatably connected to an L-shaped member. The left end of the L-shaped member is rotatably connected to the U-shaped mounting plate. The end of the L-shaped member away from the U-shaped mounting plate is rotatably connected to the rotating shaft.

[0010] Furthermore, the buffer member includes a telescopic rod, an adjustment handle and a buffer spring are sleeved outside the telescopic rod, a flat surface is provided on the right side of the telescopic rod, the adjustment handle is threadedly connected to the telescopic rod, and both ends of the buffer spring are in abutting contact with the flat surface and the adjustment handle respectively.

[0011] Furthermore, the buffer member is rotatably connected to the outer wall of the middle part of the L-shaped member.

[0012] Furthermore, a fender is provided above the rear fork, and the fender is fixedly installed with the battery box.

[0013] Furthermore, a bracket mounting piece is installed at the lower end of the U-shaped plate.

[0014] Furthermore, an adjustment buckle is installed on the head tube.

[0015] Compared with the prior art, the beneficial effects of the present utility model are at least as follows:

[0016] 1. By providing the pedals and the seat tube, during installation, a riding seat cushion is installed at the seat tube, the rear fork is installed with the rear wheel, and the head tube is installed with the front wheel and the handle. During riding, both feet step on the two pedals respectively, without the need to place them alternately, and the riding comfort is better.

[0017] 2. By providing the seat plate, during riding, another person can sit on the plate body, so that double-rider riding can be realized, and the seat plate can also be used as a space for carrying other items, greatly increasing the carrying space of the scooter.

[0018] The present utility model has good riding comfort, can be ridden by multiple people, and greatly increases the carrying space of the scooter. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a front structural schematic diagram of the present utility model;

[0020] Figure 2 is a front structural perspective view of the present utility model;

[0021] Figure 3 is a top structural perspective view of the present utility model;

[0022] Figure 4 is a structural schematic diagram of the pedal in the present utility model;

[0023] Figure 5 is a structural schematic diagram of the buffer member in the present utility model.

[0024] As shown in the figure: 1. Battery box; 2. Frame tube; 3. Support tube; 4. Seat tube; 5. Load-bearing tube; 6. Seat plate; 7. Rotating shaft; 8. Rear fork; 9. Shock-absorbing mechanism; 10. U-shaped plate; 11. Head tube; 12. Pedal; 13. Cross ladder; 14. Plate body; 15. Diagonal rod; 16. U-shaped mounting plate; 17. Connecting rod; 18. Buffer; 19. L-shaped part; 20. Telescopic rod; 21. Adjusting handle; 22. Buffer spring; 23. Fender; 24. Bracket mounting piece; 25. Adjusting buckle. Detailed implementation mode

[0025] The present utility model will be described in detail below in conjunction with the specific implementation modes shown in the accompanying drawings. However, these implementation modes do not limit the present utility model, and any structural, method or functional transformation made by those of ordinary skill in the art according to these implementation modes is included in the protection scope of the present utility model.

[0026] Please refer to Figures 1 to 5 , a frame structure of a scooter, including a battery box 1. Frame tubes 2 are fixedly installed on both the front and rear sides of the battery box 1. Support tubes 3 are fixedly installed at the upper ends of the two frame tubes 2. The upper ends of the two support tubes 3 are fixedly connected to the same seat tube 4. Load-bearing tubes 5 are fixedly installed on the two frame tubes 2. The upper ends of the two load-bearing tubes 5 are fixedly connected to the two support tubes 3 respectively. A seat plate 6 is installed on the two load-bearing tubes 5. Specifically, the seat plate 6 includes a cross ladder 13. The right end of the cross ladder 13 is fixedly connected to the upper side of the load-bearing tube 5. The upper end of the cross ladder 13 is fixedly connected to a plate body 14.

[0027] In this embodiment, two diagonal rods 15 are fixedly connected to the part of the cross ladder 13 located below the plate body 14. The lower ends of the two diagonal rods 15 are respectively fixedly connected to the lower sides of the two load-bearing tubes 5. The left end of the battery box 1 is rotatably connected to a rear fork 8 through a rotating shaft 7. It is worth mentioning that a fender 23 is provided above the rear fork 8. The fender 23 is fixedly installed with the battery box 1. A shock-absorbing mechanism 9 is installed between the rear fork 8 and the battery box 1. It should be noted that the shock-absorbing mechanism 9 includes a U-shaped mounting plate 16 arranged in the rear fork 8. Both ends of the U-shaped mounting plate 16 are rotatably connected to the rear fork 8 through connecting rods 17. It should be noted that the rear wheel is installed at the position of the rear fork 8. The left end of the battery box 1 is fixedly connected to a buffer 18. It should be noted that the buffer 18 includes a telescopic rod 20.

[0028] In this embodiment, an adjusting handle 21 and a buffer spring 22 are sleeved outside the telescopic rod 20. A flat surface is provided on the right side of the telescopic rod 20. The adjusting handle 21 is threadedly connected to the telescopic rod 20. The two ends of the buffer spring 22 are respectively in abutting contact with the flat surface and the adjusting handle 21. The left end of the buffer member 18 is rotatably connected to an L-shaped member 19. It should be noted that the middle part outer wall of the buffer member 18 is rotatably connected to the L-shaped member 19. The left end of the L-shaped member 19 is rotatably connected to the U-shaped mounting plate 16. The end of the L-shaped member 19 away from the U-shaped mounting plate 16 is rotatably connected to the rotating shaft 7. A head tube 11 is fixedly installed at the right end of the battery box 1. A U-shaped plate 10 is fixedly installed at the lower end of the battery box 1. It should be noted that a bracket mounting piece 24 is installed at the lower end of the U-shaped plate 10. Pedals 12 are installed on both arms of the U-shaped plate 10. It should be noted that the pedals 12 are rotatably connected to the U-shaped plate 10 and can be folded up. A plurality of through holes are provided on the pedals 12 to reduce their own weight. It is worth mentioning that an adjusting buckle 25 is installed on the head tube 11. It should be noted that the adjusting buckle 25 is used to clamp and fix the handle installed on the head tube 11.

[0029] In this embodiment, during installation, a riding seat cushion is installed at the seat tube 4, the rear fork 8 is installed with the rear wheel, the head tube 11 is installed with the front wheel and the grip, the battery box is installed with the battery and the motor, the battery supplies power to the motor, and the motor drives the rear wheel. When riding, sit on the riding seat cushion and step on the two pedals with both feet to ride.

[0030] It should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other implementation manners that can be understood by those skilled in the art.

[0031] The series of detailed descriptions listed above are only specific descriptions of the feasible implementation manners of the present invention, and they are not used to limit the protection scope of the present invention. Any equivalent implementation manners or changes made without departing from the technical spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. The frame structure of a scooter, including a battery box (1), is characterized in that: Both the front and rear sides of the battery box (1) are fixedly installed with pipe racks (2). The upper ends of the two pipe racks (2) are fixedly installed with support pipes (3). The upper ends of the two support pipes (3) are fixedly connected to the same seat pipe (4). Force-bearing pipes (5) are fixedly installed on the two pipe racks (2). The upper ends of the two force-bearing pipes (5) are fixedly connected to the two support pipes (3) respectively. A seat plate (6) is installed on the two force-bearing pipes (5). The left end of the battery box (1) is rotatably connected to a rear fork (8) through a rotating shaft (7). A shock-absorbing mechanism (9) is installed between the rear fork (8) and the battery box (1). The right end of the battery box (1) is fixedly installed with a head tube (11). The lower end of the battery box (1) is fixedly installed with a U-shaped plate (10). Pedals (12) are installed on both arms of the U-shaped plate (10).

2. The frame structure of a scooter according to claim 1, characterized in that: The seat plate (6) includes a horizontal ladder (13). The right end of the horizontal ladder (13) is fixedly connected to the upper side of the force-bearing pipe (5). The upper end of the horizontal ladder (13) is fixedly connected to a plate body (14). Two inclined rods (15) are fixedly connected to the part of the horizontal ladder (13) located below the plate body (14). The lower ends of the two inclined rods (15) are fixedly connected to the lower sides of the two force-bearing pipes (5) respectively.

3. The frame structure of a scooter according to claim 1, wherein: The shock-absorbing mechanism (9) includes a U-shaped mounting plate (16) arranged inside the rear fork (8). Both ends of the U-shaped mounting plate (16) are rotatably connected to the rear fork (8) through connecting rods (17). The left end of the battery box (1) is fixedly connected to a buffer member (18). The left end of the buffer member (18) is rotatably connected to an L-shaped member (19). The left end of the L-shaped member (19) is rotatably connected to the U-shaped mounting plate (16). The end of the L-shaped member (19) away from the U-shaped mounting plate (16) is rotatably connected to the rotating shaft (7).

4. The frame structure of a scooter according to claim 3, characterized in that: The buffer member (18) includes a telescopic rod (20). An adjusting handle (21) and a buffer spring (22) are sleeved outside the telescopic rod (20). A flat surface is provided on the right side of the telescopic rod (20). The adjusting handle (21) is threadedly connected to the telescopic rod (20). The two ends of the buffer spring (22) are respectively in abutting contact with the flat surface and the adjusting handle (21).

5. The frame structure of a scooter according to claim 3, characterized in that: The middle part of the outer wall of the buffer member (18) is rotatably connected to the L-shaped member (19).

6. The frame structure of a scooter according to claim 1, characterized in that: A mudguard (23) is provided above the rear fork (8). The mudguard (23) is fixedly installed on the battery box (1).

7. The frame structure of a scooter according to claim 1, characterized in that: A bracket mounting piece (24) is installed at the lower end of the U-shaped plate (10).

8. The frame structure of a scooter according to claim 1, characterized in that: An adjusting buckle (25) is installed on the head tube (11).

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