Electric vehicle frame with independent rear goods shelf

Abstract

The utility model relates to the field of electric vehicle frames, in particular to an electric vehicle frame with an independent rear goods shelf, which comprises the electric vehicle frame with the independent rear goods shelf, and is characterized in that the electric vehicle frame comprises a rectangular frame, a sleeve, a telescopic rod, a rotating rod, rollers and a rotating frame, the end of the telescopic rod is matched with the sleeve and arranged in the sleeve in a sliding mode, one end of the rotating rod is hinged to the telescopic rod, the rolling wheel is fixedly connected to the other end of the rotating rod, a sliding groove is formed in the surface of the rectangular frame, the rolling wheel is matched with the sliding groove and arranged in the sliding groove in a sliding mode, and the position of the telescopic rod can be fixed through the rolling wheel and the rotating rod. And the rotating frame is rotationally arranged above the rectangular frame, so that the effect of meeting the requirement of carrying articles in daily travel is achieved.

Description

Technical Field

[0001] The present application relates to the field of electric vehicle frames, and in particular to an electric vehicle frame with an independent rear cargo rack. Background Art

[0002] Existing electric vehicles include a frame. The frame is the skeleton of the electric vehicle and is the most important component related to the strength of the electric vehicle body and driving safety. The electric vehicle frame is formed by welding pipes. Electric vehicles can meet people's needs for going out. For safety reasons, a backrest is set at the rear of the electric vehicle frame during production.

[0003] The above-mentioned existing technical solutions have the following defects: in daily riding, when it is necessary to carry items, small items are usually placed on the pedal in front of the electric vehicle, but the front pedal has limited capacity to carry items and there are safety hazards during riding, which is not conducive to safe driving of the rider. Utility Model Content

[0004] In order to meet the need of carrying items during daily travel, the present application provides an electric vehicle frame with an independent rear shelf.

[0005] The above technical objectives of this application are achieved through the following technical solutions:

[0006] An electric vehicle frame with an independent rear shelf comprises a rectangular frame, a sleeve, a telescopic rod, a rotating rod, a roller and a rotating frame, wherein the sleeve is fixedly connected to the upper part of the rectangular frame, the end of the telescopic rod is adapted to the sleeve and is slidably arranged in the sleeve, one end of the rotating rod is hinged on the telescopic rod, the roller is fixedly connected to the other end of the rotating rod, a sliding groove is provided on the surface of the rectangular frame, the roller is adapted to the sliding groove and is slidably arranged in the sliding groove, the roller and the rotating rod can fix the position of the telescopic rod, and the rotating frame is rotatably arranged above the rectangular frame.

[0007] By adopting the above technical solution, when using the shelf, the telescopic rod is slid in the direction away from the rectangular frame, the rotating rod and the roller fix the position of the telescopic rod, the rotating frame is rotated to make it contact with the telescopic rod and fixed with a top screw, thereby forming an independent telescopic shelf located behind the electric vehicle frame. The telescopic shelf can meet the needs of carrying items during daily travel. The telescopic rod, the rotating rod and the vertical section of the rectangular frame form a stable triangular structure, which provides more stable support for the carried items. When the telescopic shelf is not needed, the telescopic rod and the rotating frame are reset, and the telescopic shelf is cancelled, making the electric vehicle more beautiful as a whole.

[0008] Optionally, the electric vehicle frame further comprises a bolt and a spring, wherein the bolt is threadedly connected to the end of the sleeve away from the telescopic rod, and the spring is fixed between the bolt and the end of the telescopic rod.

[0009] By adopting the above technical solution, bolts and springs are provided to make the telescopic rod more firmly fixed when forming a shelf. At the same time, the telescopic rod can be simply and conveniently reset, avoiding the need to manually push the telescopic rod to reset. The provision of bolts facilitates the maintenance and replacement of the spring.

[0010] Optionally, the electric vehicle frame also includes a bent connecting plate and a backrest, wherein two rectangular frames are provided, the two rectangular frames are parallel and spaced apart, the bent connecting plate is fixedly connected between the two rectangular frames, the backrest is vertically arranged on the upper part of the bent connecting plate, and the rotating frame is rotatably arranged between the bent connecting plate and the backrest.

[0011] By adopting the above technical solution and setting a backrest, it is possible to provide safety protection for the rider during daily riding, thereby preventing the rider from falling out of the electric vehicle when the electric vehicle is bumpy due to lack of obstruction at the rear, thereby enhancing safety during riding.

[0012] Optionally, the sliding groove is L-shaped, and a horizontal section is provided on the upper horizontal surface of the rectangular frame, and a vertical section is provided on the vertical surface close to the backrest.

[0013] By adopting the above technical solution, when the telescopic rod moves in the direction away from the rectangular frame, the roller slides in the horizontal section of the sliding groove. When the roller slides to the intersection of the horizontal section and the vertical section of the sliding groove, the roller falls downward under the action of gravity. After the telescopic rod is released, the roller falls to the bottom of the vertical section sliding groove. The rotating rod fixes the position of the telescopic rod. When the telescopic frame is retracted, the roller moves upward along the vertical section sliding groove to the horizontal section sliding groove to retract the telescopic rod.

[0014] Optionally, the electric vehicle frame also includes a pedal frame, which includes a main steel pipe and a first fixing plate. Two main steel pipes are provided, and the two main steel pipes are arranged in parallel and at intervals. The first fixing plate is fixed between the two main steel pipes.

[0015] By adopting the above technical solution, the pedal frame is used to install the pedal of the electric vehicle, and the arrangement of the main steel pipe and the first reinforcement plate enhances the strength of the frame of the electric vehicle.

[0016] Optionally, the electric vehicle frame also includes a steering frame, which is fixed between the two main steel pipes and fixed to one end of the main steel pipe. One end of the steering frame is fixed to an inclined steering tube, and the other end is fixed to a connecting rod, and both ends of the connecting rod are respectively fixed to the two main steel pipes.

[0017] By adopting the above technical solution, the steering frame is used to install the steering handlebar of the electric vehicle, the inclined steering tube makes it more convenient for the rider to control the steering of the electric vehicle while riding, and the setting of the connecting rod enhances the strength of the frame of the electric vehicle.

[0018] Optionally, the electric vehicle frame also includes a connecting frame, which includes a connecting steel pipe and a first reinforcement rod. Two connecting steel pipes are provided, and the two connecting steel pipes are arranged in parallel and at intervals. One end of the connecting steel pipe is fixedly connected to the end of the main steel pipe away from the steering frame, and the first reinforcement rod is fixedly arranged between the two connecting steel pipes.

[0019] By adopting the above technical solution, the inclined connecting frame can connect the front frame and the rear frame, making the transition from the pedal frame to the seat frame smoother, and the setting of the connecting steel pipe and the first reinforcement rod enhances the strength of the electric vehicle frame.

[0020] Optionally, the electric vehicle frame also includes a seat frame, which includes a seat steel pipe and a second reinforcement rod. Two seat steel pipes are provided, and the two seat steel pipes are parallel and spaced apart. One end of the seat steel pipe is fixedly connected to the end of the connecting steel pipe away from the pedal frame, and the second reinforcement rod is fixedly arranged between the two seat steel pipes.

[0021] By adopting the above technical solution, the seat frame is used to install the electric vehicle seat, and the pedal frame, steering frame, connecting frame, seat frame and telescopic shelf constitute the electric vehicle frame. The seat steel pipe and the second reinforcement rod are set to enhance the strength of the electric vehicle frame.

[0022] Optionally, the electric vehicle frame also includes a battery box, which is arranged below the connecting frame and the seat frame, one end of the battery box is fixedly connected between the ends of the two main steel pipes away from the steering frame, and the other end of the battery box is fixedly connected to a second reinforcement plate and a third reinforcement plate, the second reinforcement plate and the third reinforcement plate are spaced apart and one end away from the battery box is fixed to the seat steel pipe.

[0023] By adopting the above technical solution, the battery box is used to install the power supply equipment of the electric vehicle to provide power for the electric sideslip. The setting of the second reinforcement plate and the third reinforcement plate fixes the battery box under the seat frame to provide more solid support for the power supply installed in the battery box.

[0024] In summary, this application has the following technical effects:

[0025] 1. By setting up a rectangular frame, a sleeve, a telescopic rod, a rotating rod, a roller and a rotating frame, an independent telescopic shelf located behind the electric vehicle frame is formed. The telescopic shelf can meet the needs of carrying items during daily travel. The telescopic rod, the rotating rod and the vertical section of the rectangular frame form a stable triangular structure, which provides more stable support for the items carried;

[0026] 2. By setting bolts and springs, the telescopic rod can be more firmly fixed when forming the shelf, and it can also make it easier and more convenient to reset the telescopic rod, avoiding manual pushing of the telescopic rod to reset. The setting of the bolts facilitates the maintenance and replacement of the spring;

[0027] 3. By setting up a backrest, it can provide safety protection for riders during daily riding, prevent riders from falling out of the vehicle when the electric vehicle is bumpy due to lack of obstruction at the rear, and enhance riding safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is the appearance structure diagram of this application;

[0029] Figure 2 This is a structural diagram of the appearance of the present application from another angle;

[0030] Figure 3 It is a prominent structural diagram of the telescopic shelf of this application;

[0031] Figure 4 It is a prominent structural diagram of the telescopic shelf of this application after being opened.

[0032] Explanation of the accompanying drawings: 1. front frame; 11. pedal frame; 111. main steel pipe; 112. first fixed plate; 12. steering frame; 121. connecting rod; 122. steering tube; 2. rear frame; 21. connecting frame; 211. connecting steel pipe; 212. first reinforcement rod; 22. seat frame; 221. seat steel pipe; 222. second reinforcement rod; 23. battery box; 231. second fixed plate; 232. third fixed plate; 24. electric vehicle support leg; 241. fixing rod; 242. support plate; 3. telescopic shelf; 31. fixing frame; 311. rectangular frame; 312. bent connecting plate; 32. backrest; 33. telescopic frame; 331. sleeve; 332. telescopic rod; 333. bolt; 334. sliding groove; 335. rotating rod; 336. roller; 34. rotating frame. DETAILED DESCRIPTION

[0033] The present application is further described in detail below in conjunction with the accompanying drawings.

[0034] The present application embodiment discloses an electric vehicle frame with an independent rear shelf, referring to Figure 1 The frame includes a front frame 1, a rear frame 2 and a telescopic shelf 3. The independent telescopic shelf 3 can meet the needs of carrying items in daily travel when items need to be carried, and can be retracted and placed in the frame when items are not needed, making the electric vehicle more beautiful as a whole. A backrest 32 is provided at the rear of the rear frame 2 to ensure safety during riding.

[0035] Combination Figure 1 and Figure 2The front frame 1 includes a pedal frame 11 and a steering frame 12 which are integrally welded. The pedal frame 11 is horizontally arranged. The pedal frame 11 includes a main steel pipe 111 and a first fixing plate 112. Two main steel pipes 111 are arranged in parallel and spaced apart. The first fixing plate 112 is installed between the two main steel pipes 111. Both ends of the first fixing plate 112 are respectively fixed to the two main steel pipes 111. The length direction of the first fixing plate 112 is perpendicular to the length direction of the main steel pipe 111. The pedal frame 11 is used to install the pedal area of ​​the electric vehicle.

[0036] Combination Figure 1 and Figure 2 The steering frame 12 is fixedly connected to one end of the main steel pipe 111 and is located between the two main steel pipes 111. The steering frame 12 is a steel pipe with one end bent. The ends of the two main steel pipes 111 close to the steering frame 12 are bent close to each other and tilted upward. The bent ends of the main steel pipes 111 are fixedly connected to the peripheral wall of the steering frame 12. The bent end of the steering frame 12 is located below the pedal frame 11. A connecting rod 121 is fixedly connected to the bent end of the steering frame 12. Both ends of the connecting rod 121 are bent upward and fixedly connected to the peripheral walls of the two main steel pipes 111 respectively. The steering frame 12 above the end of the main steel pipe 111 is vertically arranged, and a steering tube 122 is fixedly connected to the upper end of the steering frame 12. The steering tube 122 is tilted and used to install a steering rod.

[0037] Combination Figure 1 and Figure 2 The rear frame 2 includes a connecting frame 21, a seat frame 22, a battery box 23 and an electric vehicle support leg 24. The connecting frame 21 is arranged at one end of the pedal frame 11 away from the steering frame 12. The connecting frame 21 includes a connecting steel pipe 211 and a first reinforcing rod 212. Two connecting steel pipes 211 are arranged, and the two connecting steel pipes 211 are arranged in parallel and at intervals. The ends of the two connecting steel pipes 211 are respectively welded and fixed to the ends of the two main steel pipes 111. The connecting steel pipes 211 are arranged upward and away from the main steel pipes 111. The first reinforcing rod 212 is arranged above the two connecting steel pipes 211 and between the two connecting steel pipes 211. The two ends of the first reinforcing rod 212 are bent obliquely downward and are respectively fixed to the two connecting steel pipes 211.

[0038] Combination Figure 1 and Figure 2The seat frame 22 is arranged at one end of the connecting frame 21 away from the pedal frame 11, and the seat frame 22 includes two seat steel pipes 221 and a second reinforcement rod 222. The two seat steel pipes 221 are parallel and spaced apart, one end of the two seat steel pipes 221 is respectively fixedly connected to the end of the two connecting steel pipes 211 away from the pedal frame 11, the seat steel pipe 221 is inclined upward away from the upper end of the first reinforcement rod 212, the second reinforcement rod 222 is fixedly arranged between the two seat steel pipes 221 and at one end of the seat steel pipe 221 away from the connecting frame 21, and the length direction of the second reinforcement rod 222 is perpendicular to the length direction of the seat steel pipe 221. The battery box 23 is horizontally arranged below the connecting frame 21 and the seat frame 22. The battery box 23 is provided with a box opening and the box opening faces upward. One end of the battery box 23 is fixedly connected between the ends of the main steel pipe 111 away from the steering frame 12. The second fixing plate 231 and the third fixing plate 232 are vertically fixedly connected to the opposite side walls of the battery box 23 located below the seat frame 22. The second fixing plate 231 and the third fixing plate 232 are spaced apart. The upper ends of the second fixing plate 231 and the third fixing plate 232 are fixedly connected to the peripheral wall of the steel pipe of the seat frame 22.

[0039] Combination Figure 1 and Figure 2 The electric vehicle support leg 24 is arranged below the connection between the pedal frame 11 and the connecting frame 21. The electric vehicle support leg 24 includes a fixing rod 241 and two supporting plates 242. The fixing rod 241 is U-shaped. The two ends of the fixing rod 241 are respectively fixed to the peripheral wall of the connection between the two main steel pipes 111 and the connecting steel pipe 211. The fixing rod 241 is arranged tilted downward away from the main steel pipe 11. The supporting plate 242 is arranged at the lower part of the fixing rod 241. The two supporting plates 242 are parallel and spaced apart. The two supporting plates 242 are connected by a supporting rod (not shown in the figure). The two ends of the supporting rod are respectively fixed to the opposite plate surfaces of the two supporting plates 242. The supporting plate 242 is a trapezoidal plate. The hypotenuse of the supporting plate 242 is arranged horizontally. One corner of the supporting plate 242 is hinged to the peripheral wall of the fixing rod 241.

[0040] Combination Figure 1 and Figure 2 The telescopic shelf 3 includes a fixed frame 31, which is arranged at one end of the seat frame 22 away from the connecting frame 21. The fixed frame 31 includes two rectangular frames 311 and a bent connecting plate 312. The rectangular frames 311 are horizontally arranged in the length direction and the planes where the two rectangular frames 311 are located are parallel. The two rectangular frames 311 are respectively fixed to the ends of the two seat steel pipes 221 away from the connecting frame 21. The bent connecting plate 312 is U-shaped and its two ends are respectively fixed to the upper ends of the side walls of the two rectangular frames 311 away from the seat frame 22. The upper plate surface of the bent connecting plate 312 is flush with the upper surface of the rectangular frame 311, and the curved opening of the bent connecting plate 312 faces between the two rectangular frames 311.

[0041] Combination Figure 1 and Figure 3 The telescopic shelf 3 also includes a backrest 32, a telescopic frame 33 and a rotating frame 34. The backrest 32 is vertically arranged on the upper part of the curved connecting plate 312 and is located between the two rectangular frames 311. The backrest 32 is a semicircular plate. Two supporting legs are arranged on the flat side wall of the backrest 32. The length directions of the two supporting legs are parallel to each other, and the ends of the supporting legs are fixedly connected to the upper part of the curved connecting plate 312.

[0042] Combination Figure 1 and Figure 3 The telescopic frame 33 includes two sleeves 331, bolts 333, springs (not shown in the figure), telescopic rods 332 and rotating rods 335. The peripheral walls of the two sleeves 331 are respectively fixed on the upper surfaces of the two rectangular frames 311. The length direction of the sleeves 331 is parallel to the length direction of the rectangular frames 311. The bolts 333 are arranged at the ends of the sleeves 331. The bolts 333 are threadedly connected with the ends of the sleeves 331 close to the seat frame 22. The spring is arranged in the sleeves 331, and one end of the spring is fixed on the end surface of the bolts 333. The telescopic rod 332 is U-shaped. The two ends of the telescopic rod 332 are adapted to the sleeves 331 and are slidably inserted in the sleeves 331. The two ends of the telescopic rod 332 are fixed to the ends of the spring. The surfaces of the two rectangular frames 311 that are separated from each other are provided with L-shaped sliding grooves 334. The sliding grooves 334 have horizontal sections on the upper horizontal surfaces of the rectangular frames 311 and vertical sections on the vertical surfaces of the rectangular frames away from the seat frame 22. Two rotating rods 335 are provided, one end of the rotating rod 335 is hinged on the peripheral wall of the telescopic rod 332, and a roller 336 is fixedly connected to the peripheral wall of the other end of the rotating rod 335. The axis of the roller 336 is perpendicular to the length direction of the rotating rod 335. The roller 336 is adapted to the sliding groove 334 and slides in the sliding groove 334.

[0043] Combination Figure 3 and Figure 4 When using the shelf, the telescopic rod 332 is slid away from the front frame 1, and the roller 336 slides along the horizontal section sliding groove 334. When the roller 336 slides to the intersection of the horizontal section and the vertical section of the sliding groove 334, the roller 336 falls downward under the action of gravity. After the telescopic rod 332 is released, the roller 336 falls to the bottom of the vertical section of the sliding groove 334. The rotating rod 335 fixes the position of the telescopic rod 332. The telescopic rod 332, the rotating rod 335 and the vertical part of the rectangular frame 311 away from the seat frame 22 form a triangular structure, making the telescopic shelf 3 more stable. When retracting the telescopic rack 33, the roller 336 moves upward along the vertical section sliding groove 334, the telescopic rod 332 is contracted, and the inner peripheral wall of the curved section of the telescopic rod 332 contacts the support leg of the backrest 32, which can make the electric vehicle more beautiful as a whole.

[0044] Combination Figure 3 and Figure 4The rotating frame 34 is rotatably installed between the two supporting legs of the backrest 32. The rotating frame 34 is composed of an arc plate and two strip plates. The outer wall of the arc plate can fit with the inner wall of the curved end of the telescopic rod 332. The two strip plates are parallel and spaced apart. The ends of the same side of the two strip plates are fixed to the inner wall of the arc plate. The other ends of the two strip plates are fixed with hinge rods. The hinge rods are hinged to the lower ends of the two supporting legs of the backrest 32. The length direction of the hinge rod is perpendicular to the length direction of the strip plate and the length direction of the supporting legs. When the telescopic rod 332 is away from the backrest 32 and fixed, the rotating frame 34 is rotated to make the outer wall of the arc plate of the rotating frame 34 fit with the inner wall of the curved end of the telescopic rod 332. The top screw is inserted from the inner wall of the arc plate to fix the rotating frame 34 to the telescopic rod 332. The setting of the rotating frame 34 enhances the bearing capacity of the telescopic shelf 3.

[0045] This specific embodiment is merely an explanation of the present application and is not a limitation of the present application. After reading this specification, those skilled in the art may make modifications to the present embodiment without any creative contribution as needed, but such modifications are protected by the patent law as long as they are within the scope of the claims of the present application.

Claims

1. An electric vehicle frame with an independent rear shelf, characterized in that: The electric vehicle frame comprises a rectangular frame (311), a sleeve (331), a telescopic rod (332), a rotating rod (335), a roller (336) and a rotating frame (34); the sleeve (331) is fixedly connected to the upper part of the rectangular frame (311); the end of the telescopic rod (332) is adapted to the sleeve (331) and is slidably arranged in the sleeve (331); one end of the rotating rod (335) is hinged on the telescopic rod (332); the roller (336) is fixedly connected to the other end of the rotating rod (335); a sliding groove (334) is provided on the surface of the rectangular frame (311); the roller (336) is adapted to the sliding groove (334) and is slidably arranged in the sliding groove (334); the roller (336) and the rotating rod (335) can fix the position of the telescopic rod (332); and the rotating frame (34) is rotatably arranged above the rectangular frame (311).

2. The electric vehicle frame with an independent rear cargo rack according to claim 1, characterized in that: The electric vehicle frame also includes a bolt (333) and a spring. The bolt (333) is threadedly connected to the end of the sleeve (331) away from the telescopic rod (332). The spring is fixed between the bolt (333) and the end of the telescopic rod (332).

3. The electric vehicle frame with an independent rear cargo rack according to claim 2, characterized in that: The electric vehicle frame also includes a curved connecting plate (312) and a backrest (32); two rectangular frames (311) are provided, the two rectangular frames (311) are parallel and spaced apart; the curved connecting plate (312) is fixedly connected between the two rectangular frames (311); the backrest (32) is vertically arranged on the upper part of the curved connecting plate (312); and the rotating frame (34) is rotatably arranged between the curved connecting plate (312) and the backrest (32).

4. The electric vehicle frame with an independent rear cargo rack according to claim 3, characterized in that: The sliding groove (334) is L-shaped, and a horizontal section is provided on the upper horizontal surface of the rectangular frame (311), and a vertical section is provided on the vertical surface close to the backrest (32).

5. The electric vehicle frame with an independent rear cargo rack according to claim 1, characterized in that: The electric vehicle frame also includes a pedal frame (11), the pedal frame (11) including a main steel pipe (111) and a first fixing plate (112), two main steel pipes (111) are provided, the two main steel pipes (111) are arranged in parallel and at intervals, and the first fixing plate (112) is fixedly connected between the two main steel pipes (111).

6. The electric vehicle frame with an independent rear cargo rack according to claim 5, characterized in that: The electric vehicle frame also includes a steering frame (12), the steering frame (12) is fixedly connected between the two main steel pipes (111), and the steering frame (12) is fixedly connected to one end of the main steel pipe (111), one end of the steering frame (12) is fixedly connected to an inclined steering pipe (122), and the other end is fixedly connected to a connecting rod (121), and both ends of the connecting rod (121) are respectively fixedly connected to the two main steel pipes (111).

7. The electric vehicle frame with an independent rear cargo rack according to claim 6, characterized in that: The electric vehicle frame also includes a connecting frame (21), the connecting frame (21) including a connecting steel pipe (211) and a first reinforcing rod (212), two connecting steel pipes (211) are provided, the two connecting steel pipes (211) are arranged in parallel and at intervals, one end of the connecting steel pipe (211) is fixedly connected to the end of the main steel pipe (111) away from the steering frame (12), and the first reinforcing rod (212) is fixedly arranged between the two connecting steel pipes (211).

8. The electric vehicle frame with an independent rear cargo rack according to claim 7, characterized in that: The electric vehicle frame also includes a seat frame (22), the seat frame (22) including a seat steel pipe (221) and a second reinforcement rod (222), two seat steel pipes (221) are provided, the two seat steel pipes (221) are arranged in parallel and at intervals, one end of the seat steel pipe (221) is fixedly connected to the end of the connecting steel pipe (211) away from the pedal frame (11), and the second reinforcement rod (222) is fixedly arranged between the two seat steel pipes (221).

9. The electric vehicle frame with an independent rear cargo rack according to claim 8, characterized in that: The electric vehicle frame also includes a battery box (23), which is arranged below the connecting frame (21) and the seat frame (22), one end of the battery box (23) is fixedly connected between the ends of the two main steel pipes (111) away from the steering frame (12), and the other end of the battery box (23) is fixedly connected to a second reinforcement plate and a third reinforcement plate, and the second reinforcement plate and the third reinforcement plate are arranged at intervals and one end away from the battery box (23) is fixedly connected to the seat steel pipe (221).

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