A foldable portable electric vehicle

Abstract

The present invention discloses a foldable portable electric vehicle, comprising a front wheel, a front fork, a T-handle, a frame and a rear wheel. The front fork is provided with a main support rod, the bottom of the main support rod is rotatably connected to the front fork, and a saddle is provided on the top; the T-handle is provided with a T-handle shaft connected to the front fork, and a sliding block is sleeved on the T-handle shaft; the frame is two S-shaped curved rods arranged opposite to each other, the front end of the frame is rotatably connected to the sliding block, the rear part of the frame is provided with a sliding rod, the fixed end of the sliding rod is rotatably connected to the rear part of the frame, the movable end of the sliding rod is rotatably connected to the middle part of the main support rod, and a switch for limiting the movement of the sliding rod is also provided on the frame. The present invention can fold the frame, the main support rod and the T-handle to a parallel position, the space occupied after folding is small, the folding effect is good, and the effect of one-key folding without redundant folding actions can be achieved. At the same time, the rear wheel is exposed after folding so that the user can drag it to achieve the purpose of portability.

Description

Technical Field

[0001] The invention relates to the field of foldable electric vehicles, and in particular to a foldable portable electric vehicle. Background Art

[0002] With the development and improvement of new energy technologies, electric vehicles have gradually become another means of transportation for Chinese consumers besides cars. Electric vehicles are small in size and easy to drive, which provides great convenience for people's travel. Folding electric vehicles are one type of electric vehicles. Folding electric vehicles can be folded to reduce the size and achieve the purpose of portability.

[0003] However, the existing electric vehicles still occupy a large space after being folded; and multiple folding actions are required to complete the folding of the entire vehicle. The towing effect after folding is poor and the portability is insufficient.

[0004] Therefore, the market needs an electric vehicle that has a small folding volume, can be folded into place at one time, and is easy to tow after being folded. Summary of the invention

[0005] The purpose of the present invention is to overcome the above problems and provide a foldable portable electric vehicle. To achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A foldable portable electric vehicle comprises a front wheel, a front fork matched with the front wheel, a T-handle arranged on the top of the front fork, a frame, and a rear wheel arranged at the tail of the frame, wherein the front fork is provided with a main support rod, the bottom of the main support rod is rotatably connected to the front fork, and the top is provided with a saddle, the T-handle is provided with a T-handle shaft connected to the front fork, and a sliding block is sleeved on the T-handle shaft; the frame is two S-shaped bent rods arranged opposite to each other, the front end of the frame is rotatably connected to the sliding block, the rear part of the frame is provided with a sliding rod, the fixed end of the sliding rod is rotatably connected to the rear part of the frame, and the movable end of the sliding rod is rotatably connected to the middle part of the main support rod, and the frame is also provided with a switch to limit the movement of the sliding rod.

[0007] As an improvement, the frame is bent downward from front to back to form a first curved portion, and then bent upward to form a second curved portion, a first straight rod is provided between the first curved portion and the second curved portion, a second straight rod is provided on the frame after the second curved portion, a rear fork for fixing the rear wheel is provided at the end of the second straight rod, and a baffle is provided between the two opposite second straight rods.

[0008] As an improvement, the sliding rod includes a sliding outer rod and a sliding inner rod. The sliding outer rod is rotatably connected to the inner side of the second straight rod at one end close to the rear wheel, the sliding inner rod is passed through the sliding outer rod, and the end of the sliding inner rod is rotatably connected to the middle part of the main support rod. The baffle is welded to the sliding outer rod and rotates with the sliding outer rod.

[0009] As an improvement, it is characterized in that the switch includes two oppositely arranged handles and a safety pin provided at the bottom of the handle. The safety pin includes a safety pin housing, a pin core, and a return spring. The pin core is inserted through the safety pin housing, and its end extends outside the safety pin housing. The sliding inner rod and the sliding outer rod are provided with pin holes for cooperating with the pin core. The return spring pushes the pin core towards the pin hole. The pin core is provided with an inclined surface for guiding the pin core to the pin hole.

[0010] As an improvement, a connecting member is provided at the bottom of the main support rod. The connecting member is integrally in an obtuse L shape. The top of the connecting member is fixedly connected to the main support rod. The bottom of the connecting member is provided with a fork-shaped portion. Both ends of the fork-shaped portion are rotatably connected to the top of the front fork. After the electric vehicle is fully opened, the main support rod and the first straight rod are at the same angle.

[0011] As an improvement, a folding structure is provided on the T-bar. The T-bar folding structure includes a rotating handle, an internal second sliding rod inserted into the T-bar shaft, and a T-bar connecting rod for pushing the rotating handle to fold. The rotating handle is rotatably connected to the T-bar through a rotating shaft. The rotating handle passes through the rotating shaft and extends towards the center position of the T-bar. A second rotating shaft for rotatably connecting the top of the T-bar connecting rod is provided near the center position of the T-bar on the rotating handle. Chutes for exposing the internal second sliding rod are provided on both sides of the T-bar shaft. The T-bar connecting rod is inserted through the chute and rotatably connected to the second sliding rod.

[0012] As an improvement, a folding pedal is provided beside the front fork of the electric vehicle. The folding pedal includes a stepping portion, a pedal connecting rod rotatably connected to the first bending portion, and a folding guide member rotatably connected to the connecting member. The folding guide member is L-shaped. The top of the folding guide member is provided with a third rotating shaft for rotatably connecting to the connecting member and rotates along the side surface of the connecting member with the third rotating shaft as the center. A boss is provided at the end of the folding guide member. A second boss is provided at the bottom end of the pedal connecting rod. The stepping portion is in a "冂" shape, and second chutes for cooperating with the boss are provided on both sides. A through hole for cooperating with the second boss is provided near the folding guide member on the stepping portion.

[0013] As an improvement, the saddle is foldable. Its structure further includes a saddle base provided at the upper rear part of the main support rod and arranged at an angle with the main support rod, and an L-shaped support rod provided at the bottom of the saddle. A handle is provided at the rear part of the L-shaped support rod. The end of the saddle base is rotatably connected to the L-shaped support rod. A sub-support rod for rotatably connecting to the L-shaped support rod is further provided in the middle of the main support rod.

[0014] As an improvement, a folding locking plate is also provided on the saddle base, a folding hook is provided at the front end of the folding locking plate, and a second inclined portion for easy pressing is provided at the rear end. The folding locking plate is fixedly connected to the saddle base via a fifth rotating shaft, passes through the main support rod and extends the folding hook to the side of the main support rod close to the T-handle, and a buckling portion cooperating with the folding hook is provided on the T-handle. A spring hanging hole and a second spring for pulling the folding locking plate downward are also provided in the middle of the folding locking plate, and the top end of the second spring is arranged on the spring hanging hole, and the bottom end is fixedly connected to the main support rod.

[0015] The advantages of the present invention are:

[0016] The present invention can fold the frame, main support rod, T-handle and pedal to a parallel position, which occupies a small space after folding, has a good folding effect, can achieve the effect of one-key folding without redundant folding actions. At the same time, after folding, the rear wheel is exposed so that the user can drag it to achieve the purpose of portability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A structural diagram of a foldable portable electric vehicle in an unfolded state in Example 1;

[0018] Figure 2 A structural diagram of a foldable portable electric vehicle in a semi-folded state in Example 1;

[0019] Figure 3 A structural diagram of a foldable portable electric vehicle in a folded state in Example 1;

[0020] Figure 4 This is a structural diagram of a foldable portable electric vehicle switch in Example 1;

[0021] Figure 5 This is a structural diagram of a T-handle of a foldable portable electric vehicle in Example 1;

[0022] Figure 6 A diagram showing a folded state of a T-handle of a foldable portable electric vehicle in Example 1;

[0023] Figure 7 This is a structural diagram of a foldable pedal of a foldable portable electric vehicle in Example 1;

[0024] Figure 8 A diagram showing a folding state of a folding pedal of a foldable portable electric vehicle in Example 1;

[0025] Fig. 9 This is a structural diagram of a foldable portable electric vehicle saddle in Example 1;

[0026] Fig.10 This is a structural diagram of a folding lock plate of a foldable portable electric vehicle in Example 1;

[0027] Fig.11 A cross-sectional view of the T-handle of a foldable portable electric vehicle in Example 2;

[0028] Fig.12 This is a cross-sectional view of the T-handle inside the foldable portable electric vehicle in Example 2 after it is folded.

[0029] Description of the markings in the figure:

[0030] 1-front wheel, 2-front fork, 21-folding pedal, 22-treading part, 221-second slide groove, 222-through hole, 23-pedal connecting rod, 231-second boss, 24-folding guide, 241-third rotating shaft, 242-boss, 3-T handle, 31-T handle shaft, 311-slide groove, 32-sliding block, 33-rotating handle, 34-second sliding rod, 35-T handle connecting rod, 36-rotating shaft, 37-second rotating shaft, 38-buckle part, 4-frame, 41-first curved part, 42-second curved part, 43-first straight rod, 44-second straight rod, 441-rear fork, 442-pulley, 443-baffle, 45-sliding Moving rod, 451-sliding outer rod, 452-sliding inner rod, 453-pin hole, 46-switch, 461-handle, 462-safety pin, 463-safety pin housing, 464-pin core, 465-reset spring, 466-inclined surface, 5-rear wheel, 6-main support rod, 61-connecting piece, 62-fork-shaped portion, 7-saddle, 71-saddle base, 72-L-shaped support rod, 73-handle, 74-sub-support rod, 75-second connecting piece, 76-fourth rotating shaft, 77-fifth rotating shaft, 78-folding lock plate, 781-folding hook, 782-inclined portion, 783-sixth rotating shaft, 784-spring hanging hole, 785-second spring. DETAILED DESCRIPTION

[0031] The present invention is described in detail and specifically by specific examples below, so as to better understand the present invention. However, the following examples do not limit the protection scope of the present invention.

[0032] Example 1

[0033] The present embodiment discloses a foldable portable electric vehicle, comprising a front wheel 1, a front fork 2 matched with the front wheel, a T-handle 3 arranged on the top of the front fork 2, a frame 4, and a rear wheel 5 arranged at the tail of the frame 4. The front fork 2 is provided with a main support rod 6, the bottom of the main support rod 6 is rotatably connected to the front fork 2, and the top is provided with a saddle 7. The T-handle 3 is provided with a T-handle shaft 31 connected to the front fork 2, and the T-handle shaft 31 is sleeved with a sliding block 32.

[0034] The frame 4 is composed of two S-shaped curved rods arranged opposite to each other. From front to back, the frame 4 is bent downward to form a first curved portion 41, and then bent upward to form a second curved portion 42. A first straight rod 43 is provided between the first curved portion 41 and the second curved portion 42. The frame 4 is provided with a second straight rod 44 at a position after the second curved portion 42. A rear fork 441 for fixing the rear wheel 5 is provided at the end of the second straight rod 44. The rear fork 441 is also provided with a pulley 442 for facilitating towing the electric vehicle. A baffle 443 is provided between the two opposite second straight rods 44.

[0035] The front end of the frame 4 is rotatably connected to the sliding block 32, and a sliding rod 45 is provided at the rear of the frame 4. The sliding rod 45 includes a sliding outer rod 451 and a sliding inner rod 452. The sliding outer rod 451 is rotatably connected to the inner side of the second straight rod 44 at one end close to the rear wheel 5, and the sliding inner rod 452 is inserted into the sliding outer rod 451. The end of the sliding inner rod 452 is rotatably connected to the middle part of the main support rod 6. The baffle 443 is welded to the sliding outer rod 451, and rotates with the sliding outer rod 451 when the electric vehicle is folded.

[0036] The frame 4 is also provided with a switch 46 for limiting the movement of the sliding rod 45. The switch 46 includes two handles 461 arranged opposite to each other and a safety pin 462 arranged at the bottom of the handle 461. The safety pin 462 includes a safety pin housing 463, a pin core 464 and a return spring 465. The pin core 464 is penetrated on the safety pin housing 463, and its end extends to the outside of the safety pin housing 463. The sliding inner rod 452 and the sliding outer rod 451 are provided with a pin hole 453 matching the pin core 464. The return spring 465 pushes the pin core 464 toward the pin hole 453. The pin core 464 is provided with an inclined surface 466 for guiding the pin core 464 to the pin hole 453.

[0037] A connecting piece 61 is provided at the bottom of the main support rod 6. The connecting piece 61 is L-shaped with an obtuse angle as a whole. The top of the connecting piece 61 is fixedly connected to the main support rod 6. A fork-shaped portion 62 is provided at the bottom of the connecting piece 61. Both ends of the fork-shaped portion 62 are rotatably connected to the top of the front fork 2.

[0038] After the electric vehicle is fully opened, the sliding inner rod 452 is completely retracted into the sliding outer rod 451, and the main support rod 6 is at the same angle as the first straight rod 43. At this time, the pin holes 453 of the sliding inner rod 452 and the sliding outer rod 451 coincide and are inserted by the pin core 464. The pin core 464 can fix the relative positions of the sliding inner rod 452 and the sliding outer rod 451, preventing the electric vehicle from folding and deforming during driving. The return spring 465 pushes the pin core 464 towards the pin hole 453 to prevent the pin core 464 from disengaging from the pin hole 453 due to bumps during the driving of the electric vehicle. When preparing to fold, pull the handle 461 towards the middle, and the handle 461 drives the pin core 464 to disengage from the pin hole 453, then the locking of the sliding inner rod 452 and the sliding outer rod 451 can be released and the folding can start. When folding, the main support rod 6 and the connecting piece 61 rotate upwards, the front end of the vehicle frame 4 moves upwards horizontally under the drive of the connecting piece 61, and at the same time the vehicle frame 4 rotates downwards, and the sliding block 32 moves upwards following the front end of the vehicle frame 4. After folding, the main support rod 6 fits on the T-bar 3, and the saddle 7 is located above the T-bar 3; the vehicle frame 4 drives the rear wheel 5 to rotate under the front wheel 1.

[0039] The T-bar 3 is provided with a folding structure, including a rotating handle 33, a second sliding rod 34 inserted into the T-bar shaft 31, and a T-bar connecting rod 35 for pushing the rotating handle 33 to fold. The rotating handle 33 is rotatably connected to the T-bar 3 through a rotating shaft 36. The rotating handle 33 passes through the rotating shaft 36 and extends towards the center position of the T-bar 3. A second rotating shaft 37 for rotatably connecting with the top of the T-bar connecting rod 35 is provided near the center position of the T-bar 3. The bottom of the second sliding rod 34 is fixedly connected to the sliding block 32. Chute grooves 311 exposing the internal second sliding rod 34 are provided on both sides of the T-bar shaft 31. The T-bar connecting rod 35 is inserted from the chute grooves 311 and is rotatably connected to the second sliding rod 34.

[0040] When folding, the sliding block 32 moves upwards, pushing the second sliding rod 34 and then driving the T-bar connecting rod 35 to move upwards. When the T-bar connecting rod 35 moves upwards, the angle slightly rotates towards the outside of the T-bar 3, and pushes the rotating handle 33 to fold downwards with the rotating shaft 36 as the center.

[0041] The electric vehicle is provided with a folding pedal 21 beside the front fork 2. The folding pedal 21 includes a stepping part 22, a pedal connecting rod 23 rotatably connected to the first bending part 41, and a folding guide part 24 rotatably connected to the connecting piece 61. The folding guide part 24 is L-shaped. A third rotating shaft 241 for rotatably connecting with the connecting piece 61 is provided at the top of the folding guide part 24, and it rotates along the side of the connecting piece 61 with the third rotating shaft 241 as the center. A convex platform 242 is provided at the end of the folding guide part 24. A second convex platform 231 is provided at the bottom end of the pedal connecting rod 23. The stepping part 22 is in a "冂" shape, and second chute grooves 221 for cooperating with the convex platform 242 are provided on both sides. A through hole 222 for cooperating with the second convex platform 242 is provided at the position of the stepping part 22 close to the folding guide part.

[0042] When the electric vehicle is opened, the end of the pedal link 23 is located at the L-shaped bend of the folding guide 24, and the boss 242 is located at the proximal end of the second slide groove 221. At this time, the boss 242 and the second boss 231 fix the pedal part 22 in a horizontal position so that it can be used as a pedal 21. When the electric vehicle is folded, the first curved portion 41 moves upward with the sliding block 32, driving the pedal link 23 to move upward, and the second boss 231 drives one end of the pedal part 22 to move upward, so that the boss 242 slides to the distal end of the second slide groove 221, so as to achieve the purpose of folding the pedal 21. The third rotating shaft 241 of the folding guide 24 rotates on the side of the connecting member 61 to adapt to the angle change of the pedal link 23 when folding.

[0043] The saddle 7 is foldable, and its structure also includes a saddle base 71 arranged at the upper rear part of the main support rod 6 and arranged at an angle with the main support rod 6, and an L-shaped support rod 72 arranged at the bottom of the saddle. A handle 73 is provided at the rear of the L-shaped support rod 72. The end of the saddle base 71 is rotatably connected to the L-shaped support rod 72. A sub-support rod 74 rotatably connected to the L-shaped support rod 72 is also provided in the middle of the main support rod 6. An L-shaped second connecting member 75 is provided at the connection between the sub-support rod 74 and the main support rod 6. The second connecting member 75 is provided with a fourth rotating shaft 76 rotatably connected to the main support rod 6 and a fifth rotating shaft 77 rotatably connected to the sub-support rod 74. The fourth rotating shaft 76 and the fifth rotating shaft 77 are respectively arranged at both ends of the L-shaped second connecting member, and the second connecting member 75 is fixedly connected to the sliding inner rod 452 at the L-shaped bending part.

[0044] The L-shaped support rod 72 is positioned by the saddle base 71 and the sub-support rod 74. When folding, the sliding inner rod 452 drives the second connecting member 75 to rotate around the fourth rotating shaft 76, thereby driving the sub-support rod 74 to rotate, so as to adjust the angle of the saddle 7 after folding.

[0045] A folding locking piece 78 is also provided on the saddle base 71. A folding hook 781 is provided at the front end of the folding locking piece 78, and a tilted portion 782 for easy pressing is provided at the rear end. The folding locking piece 78 is fixedly connected to the saddle base 71 via a fifth rotating shaft 783, passes through the main support rod 6 and extends the folding hook 781 to the side of the main support rod 6 close to the T-handle 3. A buckling portion 38 cooperating with the folding hook 781 is provided on the T-handle shaft 31. A spring hanging hole 784 and a second spring 785 for pulling the folding locking piece 78 downward are also provided in the middle of the folding locking piece 78. The top end of the second spring 785 is provided on the spring hanging hole 784, and the bottom end is fixedly connected to the main support rod 6.

[0046] When the electric vehicle is folded, the folding hook 781 is engaged in the buckle portion 38 to lock the folded structure of the electric vehicle. When the electric vehicle is to be opened, the inclined portion 782 is pressed, and the folding lock piece 78 rotates around the fifth rotation axis 783, so that the folding hook 781 is tilted and separated from the buckle portion 38 to unlock the folded structure of the electric vehicle.

[0047] Example 2

[0048] The invention discloses a foldable portable electric vehicle.

[0049] In this embodiment, a pin 321 is provided on the sliding block 32. The pin 321 crosses the sliding block 32 and the sliding groove 311.

[0050] When the electric vehicle is opened, the sliding block 32 is spaced apart from the bottom of the second sliding rod 34. When folding, the sliding block 32 first moves upward by an end distance, and then the pin 321 contacts the bottom of the second sliding rod 34, and pushes the second sliding rod 34 and the T-bar connecting rod 35 to move, completing the folding of the T-bar.

[0051] The other structures of this embodiment are the same as those of Embodiment 1.

[0052] The specific embodiments of the present invention are described in detail above, but they are only examples, and the present invention is not equivalent to the specific embodiments described above. For those skilled in the art, any equivalent modifications and substitutions made to the present invention are also within the scope of the present invention. Therefore, the equalization changes and modifications made without departing from the spirit and scope of the present invention should be included in the scope of the present invention.

Claims

1. A foldable portable electric vehicle, comprising a front wheel, a front fork matched with the front wheel, a T-handle disposed on the top of the front fork, a frame, and a rear wheel disposed at the rear of the frame, characterized in that: A main support rod is provided on the front fork. The bottom of the main support rod is rotatably connected to the front fork, and a saddle is provided at the top. A T-bar shaft connected to the front fork is provided on the T-bar, and a sliding block is sleeved on the T-bar shaft. The frame is composed of two S-shaped bent rods arranged oppositely. The front end of the frame is rotatably connected to the sliding block, and a sliding rod is provided at the rear of the frame. The fixed end of the sliding rod is rotatably connected to the rear of the frame, and the movable end of the sliding rod is rotatably connected to the middle of the main support rod. A switch for restricting the movement of the sliding rod is also provided on the frame. A connecting piece is provided at the bottom of the main support rod. The connecting piece is integrally in an obtuse L shape. The top of the connecting piece is fixedly connected to the main support rod, and a fork-shaped part is provided at the bottom of the connecting piece. Both ends of the fork-shaped part are rotatably connected to the top of the front fork. After the electric vehicle is fully opened, the main support rod is at the same angle as the first straight rod. During folding, the main support rod and the connecting piece rotate upward. The front end of the frame moves upward under the drive of the connecting piece. At the same time, the frame rotates downward, and the sliding block moves upward following the front end of the frame. After folding, the main support rod fits on the T-bar, and the saddle is located above the T-bar. The frame drives the rear wheel to rotate under the front wheel. A folding structure is provided on the T-bar. The T-bar folding structure includes a rotating handle, an internal second sliding rod passing through the T-bar shaft, and a T-bar connecting rod for pushing the rotating handle to fold. The rotating handle is rotatably connected to the T-bar through a rotating shaft. The rotating handle passes through the rotating shaft and extends towards the center position of the T-bar. A second rotating shaft for rotatably connecting the top of the T-bar connecting rod is provided near the center position of the rotating handle and the T-bar. Chutes for exposing the internal second sliding rod are provided on both sides of the T-bar shaft. The T-bar connecting rod is inserted from the chute and rotatably connected to the second sliding rod. A folding pedal is provided beside the front fork of the electric vehicle. The folding pedal includes a stepping part, a pedal connecting rod rotatably connected to the first bent part, and a folding guide member rotatably connected to the connecting piece. The folding guide member is L-shaped. A third rotating shaft for rotatably connecting to the connecting piece is provided at the top of the folding guide member, and it rotates along the side of the connecting piece with the third rotating shaft as the center. A boss is provided at the end of the folding guide member. A second boss is provided at the bottom end of the pedal connecting rod. The stepping part is in a "冂" shape, and second chutes for cooperating with the boss are provided on both sides. A through hole for cooperating with the second boss is provided near the folding guide member on the stepping part.

2. A foldable portable electric vehicle according to claim 1, characterized in that: From front to back, the frame is bent downward in sequence to form a first bent part, and then bent upward to form a second bent part. A first straight rod is provided between the first bent part and the second bent part. A second straight rod is provided at the position of the frame after the second bent part. A rear fork for fixing the rear wheel is provided at the end of the second straight rod. A baffle is provided between the two opposite second straight rods.

3. A foldable portable electric vehicle according to claim 2, characterized in that: The sliding rod includes a sliding outer rod and a sliding inner rod. The end of the sliding outer rod near the rear wheel is rotatably connected to the inner side of the second straight rod. The sliding inner rod is arranged inside the sliding outer rod. The end of the sliding inner rod is rotatably connected to the middle of the main support rod. The baffle is welded on the sliding outer rod and rotates with the sliding outer rod.

4. A foldable portable electric vehicle according to claim 3, characterized in that: The switch includes two handles arranged opposite to each other and a safety pin arranged at the bottom of the handles, the safety pin includes a safety pin housing, a pin core and a reset spring, the pin core is passed through the safety pin housing, and its end extends to the outside of the safety pin housing, the sliding inner rod and the sliding outer rod are provided with a pin hole matching the pin core, the reset spring pushes the pin core toward the pin hole, and the pin core is provided with an inclined surface for guiding the pin core to the pin hole.

5. The foldable portable electric vehicle according to claim 1, characterized in that: The saddle is foldable, and its structure also includes a saddle base arranged at the upper rear part of the main support rod and set at an angle with the main support rod, and an L-shaped support rod arranged at the bottom of the saddle. A handle is provided at the rear of the L-shaped support rod, and the end of the saddle base is rotatably connected to the L-shaped support rod. A sub-support rod rotatably connected to the L-shaped support rod is also provided in the middle of the main support rod.

6. A foldable portable electric vehicle according to claim 5, characterized in that: The saddle base is also provided with a folding locking plate, the front end of the folding locking plate is provided with a folding hook, and the rear end is provided with an inclined portion for easy pressing. The folding locking plate is fixedly connected to the saddle base through a fifth rotating shaft, passes through the main support rod and extends the folding hook to the side of the main support rod close to the T-handle, and the T-handle is provided with a buckling portion that cooperates with the folding hook. The middle part of the folding locking plate is also provided with a spring hanging hole and a second spring for pulling the folding locking plate downward, the top end of the second spring is arranged on the spring hanging hole, and the bottom end is fixedly connected to the main support rod.

7. A foldable portable electric vehicle according to claim 2, characterized in that: The rear fork is also provided with a pulley for facilitating dragging of the electric vehicle.

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