CN214296297U - Pedal electric vehicle and pedal frame thereof - Google Patents

Abstract

The utility model discloses a pedal electric vehicle and a pedal frame thereof, wherein the pedal frame comprises a frame main body and a rear wheel frame used for fixing a rear wheel and a motor; the frame main body is detachably connected with the rear wheel frame. The utility model discloses a frame main part of footboard frame has the commonality, and people only need the back wheel carrier of design different grade type to come to be connected with the frame main part and just can form the footboard frame that can adapt to in different motor setting modes to be favorable to reducing design cost.

Description

Pedal electric vehicle and pedal frame thereof

Technical Field

The utility model relates to an electric motor car field especially indicates a footboard electric motor car and footboard frame thereof.

Background

For the existing electric vehicle, the electric vehicle is divided into two types according to different arrangement modes of motors, wherein one type is a middle-mounted motor electric vehicle, and the other type is a hub motor electric vehicle; for the two types of electric vehicles, the frames of the electric vehicles cannot be used universally, so that different frames can be developed for the electric vehicle with the middle motor and the electric vehicle with the hub motor respectively at present, and the design cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pedal frame to solve the defects in the prior art; the utility model also provides an adopt this footboard frame's footboard electric motor car.

In order to achieve the above purpose, the solution of the present invention is:

a pedal frame comprises a frame main body and a rear wheel frame used for fixing a rear wheel and a motor; the frame main body comprises a main beam pipe, a pedal frame, a connecting frame and two reinforcing frames; the pedal frame comprises a left pedal pipe and a right pedal pipe which are arranged in a bilateral symmetry mode, the left pedal pipe and the right pedal pipe respectively comprise a connecting section, a horizontal section and an extending section which are sequentially connected from front to back, and the connecting section of the left pedal pipe and the connecting section of the right pedal pipe are connected with the main beam pipe; the bicycle seat frame comprises a rear frame, a left bicycle seat tube and a right bicycle seat tube which are arranged in a bilateral symmetry mode, wherein the left bicycle seat tube and the right bicycle seat tube respectively comprise an ascending section, a bending section and a reducing section, the ascending section is arranged in a backward and upward inclining mode, the front end of the bending section is connected with the rear end of the ascending section in a bending mode, the front end of the reducing section of the left bicycle seat tube is connected with the joint of the horizontal section and the extending section of the left pedal tube, the front end of the ascending section of the right bicycle seat tube is connected with the joint of the horizontal section and the extending section of the right pedal tube, and the left end and the right end of the rear frame are respectively connected with the reducing section of the left bicycle seat tube and the reducing section of the right bicycle seat tube; the left end and the right end of the connecting frame are respectively connected with the extending section of the left pedal pipe and the extending section of the right pedal pipe, and the rear wheel frame is detachably connected with the connecting frame; two reinforcement framves divide into left reinforcement frame and right reinforcement frame, and left reinforcement frame and right reinforcement frame bilateral symmetry set up, and left reinforcement frame and right reinforcement frame all include main reinforcement pipe, and the convergent section of left saddle pipe and the extension section of left footboard pipe are connected respectively to the upper and lower both ends of the main reinforcement pipe of left side reinforcement frame, and the convergent section of right saddle pipe and the extension section of right footboard pipe are connected respectively to the upper and lower both ends of the main reinforcement pipe of right side reinforcement frame.

The left reinforcing frame and the right reinforcing frame also comprise secondary reinforcing pipes; the front end and the rear end of the secondary reinforcing pipe of the left reinforcing frame are respectively connected with the bending section of the left saddle pipe and the middle section of the main reinforcing pipe of the left reinforcing frame, and the front end and the rear end of the secondary reinforcing pipe of the right reinforcing frame are respectively connected with the bending section of the right saddle pipe and the middle section of the main reinforcing pipe of the right reinforcing frame.

The pedal frame further comprises a left front reinforcing pipe and a right front reinforcing pipe which are arranged in a bilateral symmetry mode; the two ends of the left front reinforced pipe are respectively connected with the left side of the lower end of the main beam pipe and the joint of the connecting section and the horizontal section of the left pedal pipe, and the two ends of the right front reinforced pipe are respectively connected with the right side of the lower end of the main beam pipe and the joint of the connecting section and the horizontal section of the right pedal pipe; the front end of the connecting section of the left pedal pipe and the front end of the connecting section of the right pedal pipe are respectively connected with the left side and the right side of the middle lower part of the main beam pipe.

A pedal electric vehicle comprises a front wheel, a rear wheel, a motor, a controller, a storage battery and the pedal frame, wherein the front wheel, the controller and the storage battery are arranged on a frame main body of the pedal frame, and the rear wheel and the motor are arranged on a rear wheel frame of the pedal frame.

The motor is a middle motor, the middle motor is fixed on the front side of the rear wheel frame, the rear wheel is rotatably arranged on the rear side of the rear wheel frame, and the rear wheel is driven to rotate by the middle motor.

The motor is a hub motor which is arranged on the rear wheel and is used for driving the rear wheel to rotate.

The pedal frame also comprises a controller mounting plate, the controller mounting plate is connected with a left pedal pipe and a right pedal pipe of the pedal frame, two sides of the controller mounting plate are bent upwards to form a mounting groove, and the controller is mounted in the mounting groove; the pedal electric vehicle further comprises a protective cover plate connected with the pedal frame, and the protective cover plate covers the bottom side of the controller mounting plate.

The pedal electric vehicle also comprises a battery mounting plate arranged between the left vehicle seat tube and the right vehicle seat tube of the vehicle seat frame; the battery mounting plate is of a stepped structure and comprises a front mounting plate, a middle mounting plate and a rear mounting plate; the front mounting plate and the rear mounting plate are arranged obliquely forwards and upwards, the middle mounting plate is arranged obliquely backwards and upwards, the rear mounting plate is higher than the front mounting plate, and the front end and the rear end of the middle mounting plate are respectively connected with the rear end of the front mounting plate and the front end of the rear mounting plate; the storage battery is installed on the front installation plate.

The front side of the front mounting plate and the rear side of the rear mounting plate of the battery mounting plate are both arranged in a suspended mode.

After the scheme is adopted, the utility model has the characteristics of it is following:

1. the frame main body of the pedal frame of the utility model is detachably connected with the rear wheel frame used for installing the motor and the rear wheel, so that the frame main body of the pedal frame has universality, people only need to design the rear wheel frames of different types to be connected with the frame main body to form the pedal frame which can adapt to different motor setting modes, thereby being beneficial to reducing the design cost;

2. the utility model discloses a frame main body of a pedal frame is provided with a left reinforcing frame and a right reinforcing frame, and the left reinforcing frame and the right reinforcing frame can improve the overall strength of the frame main body;

3. the pedal frame of the frame main body of the pedal frame is provided with the left front reinforced pipe and the right front reinforced pipe, and the left front reinforced pipe and the right front reinforced pipe can improve the overall strength of the frame main body;

4. the utility model discloses a footboard electric motor car has the battery mounting panel, and the preceding mounting panel and the back mounting panel homoenergetic of battery mounting panel deform and can reduce the impact that the battery received to the protection battery.

Drawings

Fig. 1 is a schematic structural view 1 of a frame body of the present invention;

fig. 2 is a schematic structural view of the frame body of the present invention 2;

fig. 3 is a partial structural schematic view of the frame main body of the present invention;

fig. 4 is a schematic partial structural view 1 of a first embodiment of the pedal electric vehicle according to the present invention;

fig. 5 is a schematic partial structural view of a pedal electric vehicle according to a first embodiment of the present invention;

fig. 6 is a schematic view of a part of the installation of the first embodiment of the pedal electric vehicle of the present invention;

fig. 7 is a schematic partial structural view 1 of a pedal electric vehicle according to a second embodiment of the present invention;

fig. 8 is a schematic partial structural view of a pedal electric vehicle according to a second embodiment of the present invention;

fig. 9 is a schematic view of a part of the installation of a second embodiment of the pedal electric vehicle of the present invention;

fig. 10 is an installation schematic view 1 of the controller of the pedal electric vehicle of the present invention;

fig. 11 is an installation schematic diagram 2 of the controller of the pedal electric vehicle of the present invention;

fig. 12 is a schematic view of the installation of the battery mounting plate of the pedal electric vehicle of the present invention 1;

fig. 13 is a schematic view of the installation of the battery mounting plate of the pedal electric vehicle of the present invention 2;

fig. 14 is a schematic view of the installation of the battery mounting plate of the pedal electric vehicle of the present invention 3;

description of reference numerals:

the pedal frame A is provided with a pedal frame A,

the frame main body a1 is provided with,

the main beam pipe 1 is provided with a main beam,

a pedal frame 2, a left pedal pipe 21, a right pedal pipe 22, a connecting section 201, a horizontal section 202, an extension section 203, a left front reinforcing pipe 23, a right front reinforcing pipe 24, a controller mounting plate 25, a mounting groove 251,

a saddle frame 3, a rear frame 31, a left saddle tube 32, a right saddle tube 33, an ascending section 301, a bending section 302, a tapering section 303,

the engaging frame 4, the engaging portion 41, the engaging hole 411,

a reinforcing frame 5, a left reinforcing frame 51, a right reinforcing frame 52, a main reinforcing pipe 501, a sub reinforcing pipe 502,

a front reinforcing panel 6, a left front reinforcing panel 61, a right front reinforcing panel 62,

a rear reinforcing panel 7, a left rear reinforcing panel 71, a right rear reinforcing panel 72,

the head pipe 8, the connecting pipe 9,

rear wheel frame a2, shock absorber A3,

the rear wheel (B) is provided with a rear wheel,

the motor (C) is driven by a motor (C),

the control unit (D) is provided with a controller (D),

the battery (E) is provided with a storage battery (E),

the protective cover plate F is arranged on the upper surface of the shell,

battery mounting plate G, front mounting plate G1, middle mounting plate G2, rear mounting plate G3.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

As shown in fig. 1 to 14, the present invention discloses a pedal frame a including a frame main body a1 and a rear wheel frame a2 for mounting a rear wheel B and a motor C; the rear wheel frame A2 is detachably connected with the frame main body A1; because the frame main body A1 is detachably connected with the rear wheel frame A2 for mounting the motor and the rear wheel, the frame main body A1 of the pedal frame A has universality, people can form the pedal frame A which can be adapted to different motor arrangement modes only by designing different types of rear wheel frames A2 to be connected with the frame main body A1, and thus the design cost is favorably reduced; for example, one can attach a rear wheel frame a2, which can mount a center motor C1 and a rear wheel B, to the frame body a1 to form a pedal frame a that can accommodate the center motor C1; one can also attach a rear wheel frame a2 that can mount a rear wheel B and a hub motor C2 to the frame body a1 to form a pedal frame a that can accommodate the hub motor C2.

Specifically, the frame main body a1 comprises a main beam tube 1, a pedal frame 2, a frame 3, a connecting frame 4 and two reinforcing frames 5 which are connected with each other; the connecting frame 4 is used for being detachably connected with the rear wheel frame A2, and the two reinforcing frames 5 are used for improving the overall strength of the frame main body A1.

As shown in fig. 1 to 3, the pedal frame 2 includes a left pedal tube 21 and a right pedal tube 22 that are arranged in bilateral symmetry, and each of the left pedal tube 21 and the right pedal tube 22 includes a connecting section 201, a horizontal section 202, and an extending section 203 that are sequentially connected from front to back; the connecting section 201 of the left pedal pipe 21 and the connecting section 201 of the right pedal pipe 22 are connected to the main beam pipe 1. The pedal frame 2 can further comprise a left front reinforcing tube 23 and a right front reinforcing tube 24 which are arranged in bilateral symmetry, wherein two ends of the left front reinforcing tube 23 are respectively connected with the left side of the lower end of the main beam tube 1 and the joint of the connecting section 201 and the horizontal section 202 of the left pedal tube 21, two ends of the right front reinforcing tube 24 are respectively connected with the right side of the lower end of the main beam tube 1 and the joint of the connecting section 201 and the horizontal section 202 of the right pedal tube 22, the front end of the connecting section 201 of the left pedal tube 21 and the front end of the connecting section 201 of the right pedal tube 22 are respectively connected with the left side and the right side of the middle lower part of the main beam tube 1, so that the connecting section 201 of the left front reinforcing tube 23 and the left pedal tube 21 and the main beam tube 1 form a similar triangular structure, and the connecting section 201 of the right front reinforcing tube 24 and the right pedal tube 22 and the main beam tube 1 form a similar triangular structure, and therefore the connecting strength between the main beam tube 1 and the pedal frame 2 can be effectively improved, and the joint between the main beam tube 1 and the pedal frame 2 can better bear the brake or the steering of the electric vehicle in the process of turning or the turning process of the electric vehicle A torsional force is applied to the joint between the girder tube 1 and the pedal frame 2.

As shown in fig. 1 to 3, the seat frame 3 includes a rear frame 31, and a left seat tube 32 and a right seat tube 33 that are arranged bilaterally symmetrically, each of the left seat tube 32 and the right seat tube 33 includes an upward rising section 301 that is disposed to be inclined backward and upward, a bending section 302 whose front end is connected to the rear end of the upward rising section 301 in a bending manner, and a tapered section 303 whose front end is connected to the rear end of the bending section 302 in a bending manner, the front end of the upward rising section 301 of the left seat tube 32 is connected to the joint of the horizontal section 202 and the extending section 203 of the left pedal tube 21, the front end of the upward rising section 301 of the right seat tube 33 is connected to the joint of the horizontal section 202 and the extending section 203 of the right pedal tube 22, and the left and right ends of the rear frame 31 are connected to the tapered section 303 of the left seat tube 32 and the tapered section 303 of the right seat tube 33, respectively.

As shown in fig. 1, 6 and 9, the left and right ends of the engaging frame 4 are respectively connected to the extending section 203 of the left pedal tube 21 and the extending section 203 of the right pedal tube 22, and the rear wheel frame a2 can be detachably hinged with the engaging frame 4; the engaging frame 4 can be provided with an engaging portion 41, the engaging portion 41 is provided with an engaging hole 411 which is arranged to penetrate left and right, and the engaging hole 411 can be hinged to the rear wheel frame a2 through a pin shaft.

As shown in fig. 1 to 3, the two reinforcing frames 5 are divided into a left reinforcing frame 51 and a right reinforcing frame 52, the left reinforcing frame 51 and the right reinforcing frame 52 are arranged in bilateral symmetry, and both the left reinforcing frame 51 and the right reinforcing frame 52 include a main reinforcing pipe 501 and a sub-reinforcing pipe 502 connected to the main reinforcing pipe 501. As shown in fig. 1 and 2, the upper and lower ends of the main reinforcing tube 501 of the left reinforcing frame 51 are respectively connected to the tapered section 303 of the left seat tube 32 and the extending section 203 of the left pedal tube 21, and the front and rear ends of the secondary reinforcing tube 502 of the left reinforcing frame 51 are respectively connected to the bent section 302 of the left seat tube 32 and the middle section of the main reinforcing tube 501 of the left reinforcing frame 51; the main reinforcing pipe 501 of the left reinforcing frame 51, the left seat pipe 32 and the extending section 203 of the left pedal pipe 21 can form a similar triangular structure, so that the connection strength among the main reinforcing pipe 501 of the left reinforcing frame 51, the left seat pipe 32 and the left pedal pipe 21 can be improved, the overall strength of the frame main body A1 is further improved, and the frame main body A1 can better bear the torsional force applied to the frame main body A1 by the rear wheel frame A2; the sub-reinforcing pipe 502 of the left reinforcing frame 51 can increase the strength of connection between the main reinforcing pipe 501 of the left reinforcing frame 51 and the left seat pipe 32, and further increase the overall strength of the frame body a 1. As shown in fig. 3, the upper and lower ends of the main reinforcing tube 501 of the right reinforcing frame 52 are respectively connected to the tapered section 303 of the right seat tube 33 and the extending section 203 of the right pedal tube 22, and the front and rear ends of the secondary reinforcing tube 502 of the right reinforcing frame 52 are respectively connected to the bent section 302 of the right seat tube 33 and the middle section of the main reinforcing tube 501 of the right reinforcing frame 52; the main reinforcing pipe 501 of the right reinforcing frame 52, the right seat pipe 33 and the extending section 203 of the right pedal pipe 22 form a similar triangular structure, so that the connection strength among the main reinforcing pipe 501 of the right reinforcing frame 52, the right seat pipe 33 and the right pedal pipe 22 can be improved, the overall strength of the frame main body A1 is further improved, and the frame main body A1 can better bear the torsional force applied to the frame main body A1 by the rear wheel frame A2; the sub-reinforcing pipe 502 of the right reinforcing frame 52 can increase the connection strength between the main reinforcing pipe 501 of the right reinforcing frame 52 and the right seat pipe 33, and further increase the overall strength of the frame body a 1. It should be noted here that the present invention discloses a main reinforcement pipe 501 is provided and still has the function of fixing the wiring, so that the wiring is more neat and beautiful.

Further, the frame body a1 may further include two front reinforcing pieces 6, the two front reinforcing pieces 6 are divided into a left front reinforcing piece 61 and a right front reinforcing piece 62, the left front reinforcing piece 61 connects the upper side of the horizontal section 202 of the left pedal pipe 21 and the front side of the rising section 301 of the left seat pipe 32 to improve the connection strength between the left seat pipe 32 and the left pedal pipe 21, and the right front reinforcing piece 62 connects the upper side of the horizontal section 202 of the right pedal pipe 22 and the front side of the rising section 301 of the right seat pipe 33 to improve the connection strength between the right seat pipe 33 and the right pedal pipe 22; the frame body a1 may further include two rear reinforcing pieces 7, the two rear reinforcing pieces 7 are divided into a left rear reinforcing piece 71 and a right rear reinforcing piece 72, the left rear reinforcing piece 71 connects the upper side of the extending section 203 of the left pedal pipe 21 and the rear side of the rising section 301 of the left seat pipe 32 to increase the connection strength between the left seat pipe 32 and the left pedal pipe 21, and the right rear reinforcing piece 72 connects the upper side of the extending section 203 of the right pedal pipe 22 and the rear side of the rising section 301 of the right seat pipe 33 to increase the connection strength between the right seat pipe 33 and the right pedal pipe 22.

As shown in fig. 1 to 14, the present invention also discloses a pedal electric vehicle using the pedal frame a, which includes a front wheel (not shown), a rear wheel B, a motor C, a controller D, a battery E, and the pedal frame a; the front wheel, the controller D and the storage battery E are arranged on a frame body A1 of the pedal frame A, the upper end of a main beam pipe 1 of the frame body A1 can be connected with a head pipe 8, the head pipe 8 is rotatably connected with a front fork (not shown) used for connecting the front wheel, and the rear wheel B and the motor C are arranged on a rear wheel frame A2 of the pedal frame 1.

As shown in fig. 4 to 6, in a first embodiment of the pedal electric vehicle of the present invention, the pedal electric vehicle is a mid-motor electric vehicle; specifically, in the first embodiment of the pedal electric vehicle of the present invention, the motor C is a middle motor C1, the middle motor C1 is fixed at the front side of the rear wheel frame a2, the rear wheel B is rotatably mounted at the rear side of the rear wheel frame a2, and the rear wheel B is driven to rotate by the middle motor C2; the rear wheel frame A2 can also be connected with the seat frame 3 of the frame main body A1 through two shock absorbers A3 to reduce the vibration of the seat frame 3 during running, the lower ends of the two shock absorbers A3 are respectively hinged with the left side and the right side of the rear wheel frame A2, and the upper ends of the two shock absorbers A2 are respectively hinged with the tapered section 303 of the left seat tube 32 and the tapered section 303 of the right seat tube 33 of the seat frame 3.

As shown in fig. 7 to 9, in a second embodiment of the pedal electric vehicle of the present invention, the pedal electric vehicle is an in-wheel motor electric vehicle; specifically, in the second embodiment of the present invention, the motor C is a wheel hub motor C2 provided on the rear wheel B and used for driving the rear wheel B to rotate, wherein the rear wheel frame a2 is also connected to the frame 3 of the frame body a1 through two shock absorbers A3 to reduce the vibration of the frame 3 during traveling, the lower ends of the two shock absorbers A3 are respectively hinged to the left and right sides of the rear wheel frame a2, and the upper ends of the two shock absorbers a2 are respectively hinged to the tapered sections 303 of the left frame tube 32 and the tapered section 303 of the right frame tube 33 of the frame 3.

As shown in fig. 10 and 11, the controller D of the pedal electric vehicle is mounted in the pedal frame 2 of the frame body a 1; specifically, the pedal frame 2 further comprises a controller mounting plate 25, the controller mounting plate 25 is connected with the left pedal tube 21 and the right pedal tube 22 of the pedal frame 2, two sides of the controller mounting plate 25 are bent upwards to form a mounting groove 251, the mounting groove 251 can be triangular, and the controller D is mounted in the mounting groove 251; in order to protect the controller D and the controller mounting plate 25, the pedal electric vehicle further includes a protective cover plate F connected to the pedal frame 2, the protective cover plate F shields the bottom side of the controller mounting plate 25 to prevent the bottom side of the controller mounting plate 25 from being directly struck by sand and stones, thereby protecting the controller E and the controller mounting plate 25. The front end of the protective cover F may be connected to the left front reinforcement pipe 23 and the right front frame pipe 24, and the rear end of the protective cover F may be connected to the horizontal section 202 of the left pedal pipe 21 and the horizontal section 202 of the right pedal pipe 22.

As shown in fig. 5, 8, and 12 to 14, the pedal electric vehicle further includes a battery mounting plate G mounted between the left seat tube 32 and the right seat tube 33 of the seat frame 3; the battery mounting plate G is of a stepped structure and comprises a front mounting plate G1, a middle mounting plate G2 and a rear mounting plate G3; the front mounting plate G1 and the rear mounting plate G3 are arranged in a forward and upward inclined mode, the middle mounting plate G2 is arranged in a backward and upward inclined mode, the front end and the rear end of the middle mounting plate G2 are respectively connected with the rear end of the front mounting plate G1 and the front end of the rear mounting plate G3, the rear mounting plate G3 is higher than the front mounting plate G1 to prevent the rear mounting plate G3 from interfering with the installation of the middle motor C1, and therefore enough installation space is provided for the middle motor C1; the storage battery E is arranged on the front mounting plate G1, and the storage battery E can also be arranged on the rear mounting plate G3, so that the pedal electric vehicle can be powered by the two storage batteries E, and the cruising ability of the pedal electric vehicle is improved; if the storage battery E is not installed on the rear mounting plate G3, the rear mounting plate G3 can be used for placing other articles (such as a safety helmet); the front mounting plate G1 and the rear mounting plate G3 are both inclined forward and upward so that the battery E engaged with the front mounting plate G1 and the rear mounting plate G3 can be inclined rearward and upward, thereby facilitating people to apply force to pull and pull the battery E and detach the battery E for charging, and preferably, the inclination angles of the front mounting plate G1 and the rear mounting plate G3 can be 40 ° to 70 °. As shown in fig. 5, 8 and 14, the front side of the front mounting plate G1 of the battery mounting plate G and the rear side of the rear mounting plate G3 are both suspended to make the front mounting plate G1 and the rear mounting plate G3 have deformation space, so that the front mounting plate G1 and the rear mounting plate G3 can deform to reduce the impact on the battery E during the running of the pedal electric vehicle. As shown in fig. 13 and 14, the battery mounting plate G has a middle front mounting plate G1, the left and right sides of the rear end of which are respectively connected to the upper part of the rising section 301 of the left seat tube 32 and the upper part of the rising section 301 of the right seat tube 33, and the rear end of the front mounting plate G1 is connected to a connecting pipe 9 connecting the lower part of the rising section 301 of the left seat tube 32 and the lower part of the rising section 301 of the right seat tube 33.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims (10)

1. A pedal frame is characterized in that: comprises a frame main body and a rear wheel frame used for fixing a rear wheel and a motor; the frame main body comprises a main beam pipe, a pedal frame, a connecting frame and two reinforcing frames;

the pedal frame comprises a left pedal pipe and a right pedal pipe which are arranged in a bilateral symmetry mode, the left pedal pipe and the right pedal pipe respectively comprise a connecting section, a horizontal section and an extending section which are sequentially connected from front to back, and the connecting section of the left pedal pipe and the connecting section of the right pedal pipe are connected with the main beam pipe;

the bicycle seat frame comprises a rear frame, a left bicycle seat tube and a right bicycle seat tube which are arranged in a bilateral symmetry mode, wherein the left bicycle seat tube and the right bicycle seat tube respectively comprise an ascending section, a bending section and a reducing section, the ascending section is arranged in a backward and upward inclining mode, the front end of the bending section is connected with the rear end of the ascending section in a bending mode, the front end of the reducing section of the left bicycle seat tube is connected with the joint of the horizontal section and the extending section of the left pedal tube, the front end of the ascending section of the right bicycle seat tube is connected with the joint of the horizontal section and the extending section of the right pedal tube, and the left end and the right end of the rear frame are respectively connected with the reducing section of the left bicycle seat tube and the reducing section of the right bicycle seat tube;

the left end and the right end of the connecting frame are respectively connected with the extending section of the left pedal pipe and the extending section of the right pedal pipe, and the rear wheel frame is detachably connected with the connecting frame;

two reinforcement framves divide into left reinforcement frame and right reinforcement frame, and left reinforcement frame and right reinforcement frame bilateral symmetry set up, and left reinforcement frame and right reinforcement frame all include main reinforcement pipe, and the convergent section of left saddle pipe and the extension section of left footboard pipe are connected respectively to the upper and lower both ends of the main reinforcement pipe of left side reinforcement frame, and the convergent section of right saddle pipe and the extension section of right footboard pipe are connected respectively to the upper and lower both ends of the main reinforcement pipe of right side reinforcement frame.

2. The scooter frame as claimed in claim 1, wherein: the left reinforcing frame and the right reinforcing frame also comprise secondary reinforcing pipes; the front end and the rear end of the secondary reinforcing pipe of the left reinforcing frame are respectively connected with the bending section of the left saddle pipe and the middle section of the main reinforcing pipe of the left reinforcing frame, and the front end and the rear end of the secondary reinforcing pipe of the right reinforcing frame are respectively connected with the bending section of the right saddle pipe and the middle section of the main reinforcing pipe of the right reinforcing frame.

3. The scooter frame as claimed in claim 1, wherein: the pedal frame further comprises a left front reinforcing pipe and a right front reinforcing pipe which are arranged in a bilateral symmetry mode; the two ends of the left front reinforced pipe are respectively connected with the left side of the lower end of the main beam pipe and the joint of the connecting section and the horizontal section of the left pedal pipe, and the two ends of the right front reinforced pipe are respectively connected with the right side of the lower end of the main beam pipe and the joint of the connecting section and the horizontal section of the right pedal pipe; the front end of the connecting section of the left pedal pipe and the front end of the connecting section of the right pedal pipe are respectively connected with the left side and the right side of the middle lower part of the main beam pipe.

4. A pedal electric vehicle is characterized in that: comprising a front wheel, a rear wheel, a motor, a controller, a storage battery, and a scooter frame as claimed in any one of claims 1 to 3, the front wheel, the controller, and the storage battery being mounted to a frame body of the scooter frame, the rear wheel and the motor being mounted to a rear wheel frame of the scooter frame.

5. The pedal electric vehicle according to claim 4, wherein: the motor is a middle motor, the middle motor is fixed on the front side of the rear wheel frame, the rear wheel is rotatably arranged on the rear side of the rear wheel frame, and the rear wheel is driven to rotate by the middle motor.

6. The pedal electric vehicle according to claim 4, wherein: the motor is a hub motor which is arranged on the rear wheel and is used for driving the rear wheel to rotate.

7. The pedal electric vehicle according to claim 4, wherein: the pedal frame also comprises a controller mounting plate, the controller mounting plate is connected with a left pedal pipe and a right pedal pipe of the pedal frame, two sides of the controller mounting plate are bent upwards to form a mounting groove, and the controller is mounted in the mounting groove;

the pedal electric vehicle further comprises a protective cover plate connected with the pedal frame, and the protective cover plate covers the bottom side of the controller mounting plate.

8. The pedal electric vehicle according to claim 4, wherein: the battery mounting plate is arranged between the left seat tube and the right seat tube of the seat frame;

the battery mounting plate is of a stepped structure and comprises a front mounting plate, a middle mounting plate and a rear mounting plate; the front mounting plate and the rear mounting plate are arranged obliquely forwards and upwards, the middle mounting plate is arranged obliquely backwards and upwards, the rear mounting plate is higher than the front mounting plate, and the front end and the rear end of the middle mounting plate are respectively connected with the rear end of the front mounting plate and the front end of the rear mounting plate; the storage battery is installed on the front installation plate.

9. The pedal electric vehicle according to claim 8, wherein: the front side of the front mounting plate and the rear side of the rear mounting plate of the battery mounting plate are both arranged in a suspended mode.

10. The pedal electric vehicle according to claim 8, wherein: the battery is also mounted to the rear mounting plate.

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