Movable charging pile for new energy electric vehicle

Abstract

The invention belongs to the technical field of charging piles, and discloses a movable charging pile for a new energy electric vehicle, which comprises a bottom box provided with a retractable walking assembly, the wire storage box is arranged at the top end of the bottom box, a winding wheel wound with an output wire is rotationally arranged in the wire storage box, and the winding wheel is longitudinally lifted and adjusted in the wire storage box, so that the output wire corresponds to a wire outlet formed in the side wall of the wire storage box; any end of the reel is provided with a locking assembly which is in limited connection with the reel; the control box is arranged at the top end of the wire storage box, and a control module for controlling equipment is arranged in the wire storage box; a storage rack used for storing the charging gun is arranged on the side wall of the wire storage box, and the charging gun is placed in the storage rack and then locks the reel. The mobile charging pile is simple in structure and convenient to use, a mobile mode and a fixed mode can be conveniently switched, the charging position can be conveniently adjusted, mobile charging can be achieved, the mobile charging pile is flexibly arranged in a charging area, the coverage is wide, the cost of the charging pile is reduced, and the use efficiency of the charging pile is improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of new energy charging piles, and in particular relates to a movable charging pile for new energy electric vehicles. Background Art

[0002] With the rapid development of the new energy vehicle industry, the number of new energy vehicles has increased rapidly. As a key facility for electric vehicle energy replenishment, the layout and convenience of charging piles have become one of the important factors restricting the popularization of electric vehicles. Currently, the most common charging piles on the market are fixed, usually installed in fixed locations such as parking lots and highway service areas. Users need to drive their vehicles to designated locations for charging.

[0003] However, fixed charging piles not only limit the flexibility of charging, but also cannot be flexibly moved according to user needs or vehicle parking locations. Due to the installation location, it is difficult to fully cover all potential charging demand areas, and it also increases the user's driving distance and time cost. In addition, the construction cost of fixed charging piles is high, especially in the central area of ​​the city. The scarcity of land resources and the high cost of land and infrastructure make the addition of charging piles face huge challenges. Moreover, during non-peak hours, fixed charging piles may be idle, resulting in a waste of resources.

[0004] Therefore, the present application designs a movable charging pile for new energy electric vehicles to solve the above-mentioned technical problems. Summary of the invention

[0005] In order to solve the above technical problems, the present invention proposes a movable charging pile for new energy electric vehicles.

[0006] To achieve the above object, the present invention provides a movable charging pile for new energy electric vehicles, comprising: A bottom box, wherein a retractable walking assembly is arranged in the bottom box to switch the walking and fixed states of the bottom box; A wire storage box, the wire storage box is arranged at the top of the bottom box, a wire winding wheel with an output wire wound thereon is rotatably arranged in the wire storage box, the wire winding wheel is longitudinally raised and lowered in the wire storage box so that the output wire is arranged corresponding to the wire outlet arranged on the side wall of the wire storage box; a locking assembly is arranged at either end of the wire winding wheel and is limitedly connected to the wire winding wheel; A control box is arranged at the top of the wire storage box, and a control module for controlling the device is arranged in the wire storage box; a storage rack for storing the charging gun is arranged on the side wall of the wire storage box, and the winding wheel is locked after the charging gun is placed in the storage rack.

[0007] Preferably, the walking assembly includes a plurality of lifting plates which are lifted and lowered in the bottom box, a plurality of walking columns are fixedly connected to the bottom ends of the lifting plates, walking wheels are fixedly mounted on the bottom ends of the walking columns, and the walking wheels extend out of the bottom box from the through holes at the bottom end of the bottom box.

[0008] Preferably, a driving groove is opened at the bottom end of the inner cavity of the bottom box, a lifting motor is arranged in the driving groove, the output end of the lifting motor is transmission-connected with a lifting screw, and the lifting screw passes through the lifting plate and is threadedly connected with the lifting plate.

[0009] Preferably, a plurality of guide rods are axially and evenly spaced apart at the bottom end of the inner cavity of the bottom box, and the guide rods pass through the lifting plate and are slidably connected to the lifting plate.

[0010] Preferably, the wire storage box is provided with symmetrically arranged guide rails, a lifting block is provided in the guide rails for lifting and sliding, and the winding wheel is rotatably connected between the two lifting blocks; follower springs are respectively provided between the upper and lower sides of the lifting block and the two ends of the guide rails.

[0011] Preferably, the locking assembly includes a locking cover arranged on any one of the lifting blocks, a locking cylinder is arranged in the locking cover, a locking rod is telescopically arranged in the locking cylinder, the locking rod extends out of the locking cylinder and is telescopically engaged with a locking hole provided at the end of the winding wheel.

[0012] Preferably, an electromagnet is fixedly mounted at the bottom end of the inner cavity of the locking cylinder, a locking spring is fixedly mounted on the electromagnet, a permanent magnet that interacts with the electromagnet is provided at one end of the locking spring away from the electromagnet, and the permanent magnet is fixedly mounted on one end of the locking rod located in the locking cylinder.

[0013] Preferably, a side wall of the wire storage box is provided with a wire outlet, a wire outlet plate is arranged in the wire outlet, a through hole for passing the output wire is arranged on the wire outlet plate, and the output wire is slidably arranged with the through hole.

[0014] Preferably, a support rail corresponding to the line outlet is provided in the line storage box, a follower block is horizontally slidable on the support rail, and the output line passes through the follower block and is in sliding contact with the follower block.

[0015] Preferably, a protective cover is provided on the top of the control box.

[0016] Compared with the prior art, the present invention has the following advantages and technical effects: the present invention discloses a movable charging pile for new energy electric vehicles. When in use, the walking component in the bottom box can be retracted. When the position needs to be adjusted, it extends from the bottom box and can be conveniently and flexibly adjusted. After the adjustment is in place, the walking component retracts into the bottom box so that the bottom box touches the ground and is fixed; a winding wheel is rotatably arranged in the wire storage box, which can wind up the output wire and flexibly adjust the length of the output wire. When not in use, the output wire can be put away to avoid obstructing others; the winding wheel can be raised and lowered in the wire storage box, so that the output wire can be output horizontally from the wire storage box to avoid damage caused by folding of the output wire, and can also make the output wire enter and exit more smoothly, and the use is more flexible and convenient; the locking component is arranged at one end of the winding wheel, which can realize the loosening and locking of the winding wheel to avoid being pulled during normal use; the control module in the control box can control the operation of the equipment, improve the intelligence of the device, the charging gun can be placed on the storage rack for convenient fixation, and after the charging gun is in place, the locking component can be controlled to lock for convenient storage.

[0017] The present invention has a simple structure and is easy to use. It can conveniently switch between mobile and fixed modes, conveniently adjust the charging position, realize mobile charging, and is flexibly arranged in the charging area with a wide coverage, thereby reducing the cost of the charging pile and improving the use efficiency of the charging pile. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings: Figure 1 This is an axial view of a movable charging pile for new energy electric vehicles of the present invention; Figure 2 This is a front view of a movable charging pile for new energy electric vehicles of the present invention; Figure 3 It is a side view of the winding wheel of the present invention; Figure 4 It is a schematic diagram of the structure of the winding wheel of the present invention; Figure 5 For the present invention Figure 4 A partial enlarged view of middle A; Figure 6 This is the axial view of the bottom box of the present invention; Figure 7 This is a schematic diagram of the bottom box structure of the present invention; In the figure: 1. bottom box; 2. wire storage box; 3. control box; 4. charging gun; 5. support foot; 6. lifting plate; 7. walking column; 8. walking wheel; 9. driving slot; 10. lifting motor; 11. lifting screw; 12. guide rod; 13. through hole; 14. winding wheel; 15. guide rail; 16. lifting block; 17. follower spring; 18. locking cover; 19. locking cylinder; 20. locking rod; 21. locking hole; 22. electromagnet; 23. locking spring; 24. permanent magnet; 25. control line; 26. input line; 27. input connector; 28. outlet; 29. ​​outlet plate; 30. through hole; 31. support rail; 32. output line; 33. control module; 34. follower block; 35. protective cover; 36. storage rack. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Mobile charging piles for new energy electric vehicles refer to charging piles that can be moved and flexibly deployed. Compared with fixed charging piles, they have higher flexibility and adaptability. They aim to solve problems such as the construction speed of charging piles is slower than the increase in electric vehicles, the low utilization rate of charging piles, and the difficulty of charging in specific scenarios.

[0021] The mobile charging pile has the following characteristics: Flexibility: Mobile charging piles can be flexibly deployed according to needs and are suitable for various scenarios, such as old communities, parking lots, highway service areas, etc.

[0022] Convenience: Users can make reservations and obtain charging station services when they need to charge, without having to look for a fixed charging station location.

[0023] Intelligence: Some mobile charging piles are equipped with intelligent management systems that can realize functions such as remote monitoring and automatic billing.

[0024] In terms of existing mobile charging, a community in Beijing has successfully solved the problem of difficulty in charging new energy vehicles by piloting a "smart mobile charging vehicle". Residents can unlock the mobile charging vehicle by scanning a code, manually move to the charging vehicle and insert the charging gun into the vehicle body to complete the charging process. The two mobile charging vehicles in the community are both fast charging devices with a capacity of 46 kWh, which can complete the "endurance" of new energy vehicles in an average of 1 hour.

[0025] In terms of existing mobile charging, there is also a mobile charging robot that can automatically go to the charging location according to the needs and location of the car owner to provide charging services for new energy vehicles.

[0026] The existing patent discloses a movable electric charging pile, the main body includes a pile body, a pile door is installed on the surface of the pile body, a control panel is arranged on the surface of the pile door, a base is fixedly connected to the surface of the pile body, a charging gun is arranged on the surface of the pile body, electric wires are arranged on the surface of the base, and the ground is arranged on the surface of the base; a moving mechanism includes a pulley; four sets of pulleys are arranged to enable the charging pile to be moved, and the electric wires are kept at a sufficient length, and the electric wires are protected by the protective tube, so that when the distance of the charging gun is not enough, the connection distance can be increased by moving the charging pile to avoid moving the vehicle to be charged again, and at the same time, the protective tube can be stored when not in use under the action of the support plate, and the control panel can be protected by arranging a protective plate on the control panel when the charging pile is not in use.

[0027] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] Reference Figure 1-Figure 7 As shown, this embodiment provides a movable charging pile for new energy electric vehicles, including: A bottom box 1 is provided with a retractable walking assembly in the bottom box 1 to switch the walking and fixed states of the bottom box 1; A wire storage box 2 is arranged at the top of the bottom box 1. A wire reel 14 with an output wire 32 is rotatably arranged in the wire storage box 2. The wire reel 14 is longitudinally raised and lowered in the wire storage box 2 so that the output wire 32 is arranged corresponding to the wire outlet 28 arranged on the side wall of the wire storage box 2. A locking assembly is arranged at either end of the wire reel 14 and is limitedly connected to the wire reel 14. The control box 3 is arranged at the top of the wire storage box 2. A control module 33 for controlling the device is arranged in the wire storage box 2. A storage rack 36 for storing the charging gun 4 is arranged on the side wall of the wire storage box 2. After the charging gun 4 is placed in the storage rack 36, the winding wheel 14 is locked.

[0029] The present invention discloses a mobile charging pile for new energy electric vehicles. When in use, the walking component in the bottom box 1 can be retracted. When the position needs to be adjusted, the walking component extends from the bottom box 1 and can be conveniently and flexibly adjusted. After the adjustment is in place, the walking component retracts into the bottom box 1, so that the bottom box 1 touches the ground and is fixed. A winding wheel 14 is rotatably arranged in the wire storage box 2, and the output wire 32 can be wound up, and the length of the output wire 32 can be flexibly adjusted. When not in use, the output wire 32 can be put away to avoid obstructing others and reasonably use space. The winding wheel 14 can be moved up and down in the wire storage box 2, so that the output wire 32 can pass through the wire storage box 2 horizontally, and at the same time Ensure that the outer layer of the transmission line 32 is parallel to the outlet position, avoid damage caused by the folding of the output line 32, and make the output line 32 enter and exit more smoothly, more flexible and convenient to use, and make reasonable use of space to extend the service life of the equipment; the locking component is set at one end of the winding wheel 14, which can realize the loosening and locking of the winding wheel 14 to avoid being pulled during normal use; the control module 33 in the control box 3 can control the operation of the equipment, improve the intelligence of the device, and the charging gun 4 can be placed on the storage rack 36 for easy fixation. At the same time, after the charging gun 4 is in place, the locking component can be controlled to lock to avoid accidental contact that causes the output line 32 to be pulled out, which is convenient for storage and safer. The present invention has a simple structure and is easy to use. It can conveniently switch between mobile and fixed modes, conveniently adjust the charging position, realize mobile charging, and can be flexibly arranged in the charging area with a wide coverage, which reduces the cost of the charging pile and improves the efficiency of the use of the charging pile.

[0030] Further optimized solution, the walking assembly includes a plurality of lifting plates 6 that are lifted and set in the bottom box 1, a plurality of walking columns 7 are fixedly connected to the bottom end of the lifting plates 6, and a walking wheel 8 is fixedly installed at the bottom end of the walking column 7, and the walking wheel 8 extends out of the bottom box 1 from the through hole 13 at the bottom end of the bottom box 1. The lifting plate 6 is lifted and slid in the inner cavity of the bottom box 1, which can drive the walking column 7 to lift and lower, and then drive the walking wheel 8 to extend and retract in the bottom box 1 through the through hole 13. When walking is required, the walking wheel 8 extends from the through hole 13 to support the bottom box 1 off the ground for easy movement, and when it needs to be fixed for use, the walking wheel 8 retracts back into the through hole 13, so that the bottom box 1 can contact the ground for easy fixation.

[0031] Furthermore, a plurality of supporting legs 5 are provided at the bottom end of the bottom box 1 of this embodiment, so that the bottom box 1 can stand on the ground conveniently.

[0032] Furthermore, the bottom end of the support foot 5 of this embodiment is provided with an anti-skid pad for preventing skidding, so as to improve the anti-skid property and ensure that the device is stably fixed on the ground.

[0033] Furthermore, the bottom wall of the bottom box 1 of this embodiment is thickened to increase the depth of the through hole 13, which is convenient for storing the moving wheels. At the same time, the lower end surface of the thickened bottom box 1 acts as a counterweight, making the bottom end of the entire device heavier, lowering the center of gravity height of the device, and improving the stability of the device.

[0034] Further optimization scheme, the bottom end of the inner cavity of the bottom box 1 is provided with a driving slot 9, and a lifting motor 10 is arranged in the driving slot 9. The output end of the lifting motor 10 is connected to the lifting screw 11, and the lifting screw 11 passes through the lifting plate 6 and is threadedly connected with the lifting plate 6. The lifting motor 10 is installed in the driving slot 9, which can reduce the protruding height and avoid affecting the lifting range of the lifting plate 6; when working, the lifting plate 6 and the lifting screw 11 connected by threads can control the lifting and lowering of the lifting plate 6, and then control the extension and retraction of the walking wheel 8 in the through hole 13; the lifting motor 10 can be controlled by the control module 33.

[0035] In a further optimized solution, a plurality of guide rods 12 are axially and evenly spaced at the bottom end of the inner cavity of the bottom box 1, and the guide rods 12 pass through the lifting plate 6 and are slidably connected to the lifting plate 6. The guide rods 12 of this embodiment are arranged around the lifting screw 11, which can improve the stability of the lifting plate 6, so that the lifting plate 6 can only be lifted and lowered, and cannot drive the lifting plate 6 to rotate when the lifting screw 11 rotates.

[0036] Further optimization scheme, a symmetrically arranged guide rail 15 is provided in the wire storage box 2, and a lifting block 16 is provided in the guide rail 15 for lifting and sliding, and the winding wheel 14 is rotatably connected between the two lifting blocks 16; follow-up springs 17 are provided between the upper and lower sides of the lifting block 16 and the two ends of the guide rail. The lifting blocks 16 at both ends of the winding wheel 14 are lifted and moved in the guide rail 15, so that the winding wheel 14 can be adjusted according to the use state. When the output line 32 is pulled outward, the output line 32 on the winding wheel 14 is reduced, and the winding wheel 14 is lowered accordingly, so that the output line 32 is output horizontally on the outer surface of the winding wheel 14, while keeping the stretching surface of the output line 32 in a constant horizontal plane; the setting of the follow-up spring 17 enables the lifting block 16 to be elastically lifted and lowered to avoid being stuck.

[0037] Further optimized solution, the locking assembly includes a locking cover 18 covered on any lifting block 16, a locking cylinder 19 is arranged in the locking cover 18, a locking rod 20 is telescopically arranged in the locking cylinder 19, the locking rod 20 extends out of the locking cylinder 19 and is telescopically engaged with a locking hole 21 opened at the end of the winding wheel 14. The locking cover 18 is arranged on the lifting block 16 at any end, and the locking cover 18 covers the end of the winding wheel 14. When the winding wheel 14 needs to be locked, the locking rod 20 extends from the locking cylinder 19 and is stuck in the locking hole 21, so that the winding wheel 14 cannot rotate; and when the winding wheel 14 needs to rotate, the locking rod 20 is separated from the locking hole 21, so that the winding wheel 14 can be used normally.

[0038] Furthermore, the locking hole 21 and the locking rod 20 of the present embodiment are both configured to be prismatic, so as to facilitate the control of the rotation and stop of the winding wheel 14 and avoid slipping.

[0039] Furthermore, a motor capable of forward and reverse rotation is provided on the end of the winding wheel 14 of the present application opposite to the locking cover 18 , thereby assisting the winding wheel 14 in forward and reverse rotation and assisting in the winding and unwinding of the output line 32 .

[0040] Furthermore, in this embodiment, the motor for controlling the winding wheel 14 and the locking hole 21 are respectively arranged at both ends to facilitate transmission.

[0041] Further optimization scheme, the bottom end of the inner cavity of the locking cylinder 19 is fixedly mounted with an electromagnet 22, a locking spring 23 is fixedly mounted on the electromagnet 22, and a permanent magnet 24 that interacts with the electromagnet 22 is arranged at one end of the locking spring 23 away from the electromagnet 22, and the permanent magnet 24 is fixedly mounted on one end of the locking rod 20 located in the locking cylinder 19. When the electromagnet 22 is powered off, there is no influence between the electromagnet 22 and the permanent magnet 24, and the locking spring 23 pops out the locking rod 20 and inserts it into the winding wheel 14, locking the winding wheel 14; and when the electromagnet 22 is powered on, a mutual attraction force is generated between the electromagnet 22 and the permanent magnet 24, so that the locking rod 20 is retracted into the locking hole 21, and the locking hole 21 is separated from the locking rod 20, so that the winding wheel 14 can rotate freely.

[0042] Furthermore, in this embodiment, in order to increase the speed and strength of the locking rod 20 to pop out, during the locking process, a reverse current can be passed through the electromagnet 22 so that the electromagnet 22 and the permanent magnet 24 generate a mutual repulsion force, thereby increasing the speed of the pop-out.

[0043] Furthermore, the electromagnet 22 of this embodiment is connected to the control module 33 via a control line 25 , so as to facilitate the control of the magnetic magnitude and direction of the electromagnet 22 .

[0044] Furthermore, the motor of this embodiment is connected to the electrical box of the control module 33 for easy control.

[0045] According to a further optimization scheme, a wire outlet 28 is provided on the side wall of the wire storage box 2, a wire outlet plate 29 is provided in the wire outlet 28, a through hole 30 for passing the output wire 32 is provided on the wire outlet plate 29, and the output wire 32 is slidably arranged with the through hole 30. The wire outlet plate 29 is composed of two parts that can be spliced, and is embedded in the wire outlet 28 of the side wall of the wire storage box 2, so as to conveniently surround the output wire 32, realize the surrounding of the output wire 32, and facilitate loading and unloading.

[0046] In a further optimized solution, a support rail 31 corresponding to the outlet 28 is provided in the wire storage box 2, and a follower block 34 slides horizontally on the support rail 31, and the output wire 32 passes through the follower block 34 and slides in contact with the follower block 34. The follower block 34 is also divided into two parts, which can be assembled together to facilitate its arrangement around the output wire 32; the follower block 34 can be flexibly moved left and right to correspond to the output position of the output wire 32; at the same time, the longitudinal height difference between the output wire 32 and the follower block 34 can provide power for the lifting and lowering of the winding wheel 14.

[0047] Furthermore, in this embodiment, rollers are provided in the through holes 30 and the follower block 34 and surround the output line 32, which can reduce the friction of the output line 32, facilitate use, avoid scratching the outer wall of the output line 32, and extend the service life of the device.

[0048] Furthermore, the through hole 30 and the inlet direction of the through hole in this embodiment are both designed to be trumpet-shaped, so as to facilitate the guidance of the output line 32 .

[0049] In a further optimized solution, a protective cover 35 is provided at the top of the control box 3. The protective cover 35 is provided at the top of the control box 3, and the protective cover 35 extends outward to cover the charging gun 4, to prevent water from entering the open air, and to improve the protection of the charging gun 4 and the internal control module 33.

[0050] Furthermore, the control module 33 is arranged in the control box 3 to realize the control of the device; the control box 3 is provided with a screen and a plurality of buttons to facilitate the display of results and input and output instructions.

[0051] Furthermore, the storage rack 36 of this embodiment is provided with a lockable pressing block to fix the charging gun 4 on the storage rack 36 for easy fixation.

[0052] Furthermore, the wire storage box 2 of this embodiment is provided with an input connector 27 , one end of which is electrically connected to the output wire 32 on the winding wheel 14 via a spring wire, and the input connector 27 can be connected to an external power source via an input wire 26 .

[0053] Furthermore, the input connector 27 of this embodiment adopts a quick-connect connector to connect to an external power source.

[0054] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0055] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A mobile charging pile for new energy electric vehicles, characterized in that: include: A bottom box (1), wherein a retractable walking component is arranged inside the bottom box (1) to switch the walking state and the fixed state of the bottom box (1); A wire storage box (2), the wire storage box (2) being arranged at the top end of the bottom box (1), a wire reel (14) on which an output wire (32) is rotatably arranged in the wire storage box (2), the wire reel (14) being longitudinally raised and lowered in the wire storage box (2) so that the output wire (32) is arranged corresponding to a wire outlet (28) arranged on a side wall of the wire storage box (2); a locking assembly which is positionally connected to the wire reel (14) is arranged at either end of the wire reel (14); A control box (3), the control box (3) being arranged at the top of the wire storage box (2), the wire storage box (2) being provided with a control module (33) for controlling a device; a storage rack (36) for storing a charging gun (4) being provided on a side wall of the wire storage box (2), the charging gun (4) being placed in the storage rack (36) to lock the winding wheel (14).

2. The mobile charging pile for new energy electric vehicles according to claim 1, characterized in that: The walking assembly comprises a plurality of lifting plates (6) which are lifted and arranged in the bottom box (1); a plurality of walking columns (7) are fixedly connected to the bottom ends of the lifting plates (6); walking wheels (8) are fixedly mounted on the bottom ends of the walking columns (7); and the walking wheels (8) extend out of the bottom box (1) from through holes (13) at the bottom end of the bottom box (1).

3. The mobile charging pile for new energy electric vehicles according to claim 2 is characterized in that: A driving groove (9) is provided at the bottom end of the inner cavity of the bottom box (1), a lifting motor (10) is arranged in the driving groove (9), an output end of the lifting motor (10) is drivingly connected to a lifting screw (11), and the lifting screw (11) passes through the lifting plate (6) and is threadedly connected to the lifting plate (6).

4. The mobile charging pile for new energy electric vehicles according to claim 2 is characterized in that: A plurality of guide rods (12) are axially arranged at equal intervals at the bottom end of the inner cavity of the bottom box (1); the guide rods (12) pass through the lifting plate (6) and are slidably connected to the lifting plate (6).

5. The mobile charging pile for new energy electric vehicles according to claim 1 is characterized in that: The wire storage box (2) is provided with symmetrically arranged guide rails (15), a lifting block (16) is provided in the guide rail (15) for lifting and sliding, and the winding wheel (14) is rotatably connected between the two lifting blocks (16); follow-up springs (17) are provided between the upper and lower sides of the lifting block (16) and the two ends of the guide rails.

6. The mobile charging pile for new energy electric vehicles according to claim 5 is characterized in that: The locking assembly comprises a locking cover (18) which is covered on any one of the lifting blocks (16), a locking cylinder (19) being arranged in the locking cover (18), a locking rod (20) being telescopically arranged in the locking cylinder (19), the locking rod (20) extending out of the locking cylinder (19) and being telescopically engaged with a locking hole (21) provided at the end of the winding wheel (14).

7. The movable charging pile for new energy electric vehicles according to claim 6 is characterized in that: An electromagnet (22) is fixedly mounted at the bottom end of the inner cavity of the locking cylinder (19), a locking spring (23) is fixedly mounted on the electromagnet (22), a permanent magnet (24) interacting with the electromagnet (22) is provided at one end of the locking spring (23) away from the electromagnet (22), and the permanent magnet (24) is fixedly mounted at one end of the locking rod (20) located inside the locking cylinder (19).

8. The mobile charging pile for new energy electric vehicles according to claim 1, characterized in that: A wire outlet (28) is provided on a side wall of the wire storage box (2), a wire outlet plate (29) is provided in the wire outlet (28), a through hole (30) for passing the output wire (32) is provided on the wire outlet plate (29), and the output wire (32) is slidably arranged with the through hole (30).

9. The mobile charging pile for new energy electric vehicles according to claim 8, characterized in that: A support guide rail (31) corresponding to the line outlet (28) is arranged in the line storage box (2), a follower block (34) slides horizontally on the support guide rail (31), and the output line (32) passes through the follower block (34) and is in sliding contact with the follower block (34).

10. The mobile charging pile for new energy electric vehicles according to claim 1, characterized in that: A protective cover (35) is provided at the top of the control box (3).

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