CN219257114U

CN219257114U - Movable charging device

Info

Publication number: CN219257114U
Application number: CN202320899294.0U
Authority: CN
Inventors: 何强辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-06-27
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a movable charging device, which comprises a vehicle carrying tray, a charging gun seat, a sliding rail and a charging pile, wherein the charging gun seat is arranged on the vehicle carrying tray; the gun head of the charging gun is arranged on the charging gun seat; the gun tail of the charging gun is electrically connected with the charging pile through a charging gun seat by a cable; the charging gun seat is movably arranged on the sliding rail; the sliding rail is arranged along the edge of the vehicle carrying tray. According to the movable charging device provided by the utility model, the sliding rail is arranged on the vehicle-carrying tray, the charging gun seat is arranged on the sliding rail, when the charging interface of the electric vehicle is arranged on the left side, the charging gun seat can be moved to the left side, when the charging interface of the electric vehicle is arranged on the right side, the charging gun seat can be moved to the right side, then the charging gun on the charging gun seat is pulled out to charge the electric vehicle, the cable of the charging gun is short relative to the cable of the charging gun, and the technical problem of charging faults caused by the fact that the cable spans the electric vehicle to charge is effectively solved on the same side.

Description

Movable charging device

Technical Field

The utility model relates to the technical field of electric automobile charging, in particular to a movable charging device.

Background

Automobiles are important transportation means for people to live and travel, the holding amount of the automobiles is increased year by year, and various parking equipment is generated in order to cope with the increasingly serious parking problems. The lifting and transverse moving type parking equipment is parking equipment for lifting or transverse moving car carrying boards to store and take cars, and the application rate of the lifting and transverse moving type parking equipment is higher and higher at present.

In recent years, the use rate of electric vehicles is higher and higher because the automobile industry in China gradually changes to the direction of new energy automobiles, however, if the electric vehicles are stopped in lifting and horizontal moving type parking equipment, the charging problem is a problem which has to be solved. The prior lifting and transverse moving type parking equipment generally has multiple layers, and after an automobile enters the lifting and transverse moving type parking equipment, the automobile enters a vehicle carrying plate of an entrance layer, and after a driver leaves, the automobile is lifted and transversely moved to a proper area in the parking equipment along with the vehicle carrying plate. In order to charge the electric automobile stopped in lifting and horizontal moving parking equipment, in the charging mode of the prior art, the electric automobile stopped on the vehicle carrying tray is various, and the charging gun is directly inserted into the electric automobile, so that the electric automobile is required to be crossed by a cable for charging, the cable is easy to be entangled with the cable or other devices in the moving process due to the fact that the cable is long, the charging failure is finally caused, the existing charging gun seat is mostly arranged on the ground, and when a driver needs to charge or finishes charging the electric automobile, the charging gun is required to be taken and put across the vehicle carrying tray, so that the charging gun has a certain potential safety hazard.

Disclosure of Invention

The utility model provides a movable charging device, which solves the problems existing in the prior art. In order to solve the above problems, a first aspect of the present utility model provides a mobile charging device, including a vehicle tray, a charging gun seat, a sliding rail and a charging pile; the gun head of the charging gun is arranged on the charging gun seat; the gun tail of the charging gun is electrically connected with the charging pile through a charging gun seat by a cable; the charging gun seat is movably arranged on the sliding rail; the sliding rail is arranged along the edge of the vehicle carrying tray.

Further, the charging gun comprises a two-dimensional code, and the two-dimensional code is arranged on the charging gun seat or the vehicle carrying tray.

Further, each charging pile is matched with one two-dimensional code, and the charging piles are in one-to-one correspondence with the two-dimensional codes.

Further, each vehicle-mounted tray is matched with one two-dimensional code, and the vehicle-mounted trays are in one-to-one correspondence with the two-dimensional codes.

Further, the sliding rail adopts a linear guide rail, a roller guide rail or a screw rod sliding table.

Further, the lifting transverse moving vertical warehouse comprises a transverse moving drag chain and a first drag chain supporting device; one end of the transverse moving drag chain is connected to the first drag chain supporting device, and the other end of the transverse moving drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the transverse moving drag chain to be connected with the charging pile; the vehicle-carrying tray can transversely move, and the setting direction of the first drag chain supporting device is consistent with the transverse moving direction of the vehicle-carrying tray.

Further, the device is applied to a lifting and transverse moving vertical warehouse and comprises a vertical drag chain and a second drag chain supporting device; one end of the vertical drag chain is connected to the second drag chain supporting device, and the other end of the vertical drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the vertical drag chain and is connected with the charging pile; the vehicle-carrying tray can be lifted and moved, and the setting direction of the second drag chain supporting device is consistent with the lifting direction of the vehicle-carrying tray.

Further, the lifting and transverse moving vertical warehouse comprises a transverse moving drag chain, a vertical drag chain, a third drag chain supporting device and a transverse moving frame; one end of the transverse moving drag chain is connected to the third drag chain supporting device, and the other end of the transverse moving drag chain is connected to the transverse moving frame; the vehicle carrying tray can transversely move, and the setting direction of the third drag chain supporting device is consistent with the transverse moving direction of the vehicle carrying tray; one end of the vertical drag chain is connected to the transverse moving frame, and the other end of the vertical drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the vertical drag chain and the transverse drag chain to be connected with the charging pile.

Further, the vehicle-mounted tray further comprises a first conductive device and a second conductive device, wherein the first conductive device is arranged on the side surface of the vehicle-mounted tray; the first conductive device is connected with the charging gun through a cable, and a channel for accommodating the cable is formed in the vehicle-carrying tray; the second conductive device is arranged on the charging potential and is electrically connected with the charging pile; the first conductive device is connected with the second conductive device to enable the charging gun to be electrically connected with the charging pile; when the vehicle carrying tray moves up and down, the vertical drag chain is rolled up and unfolded along with the vehicle carrying tray.

Further, the first conductive device includes: the support assembly, the elastic buffer assembly and the conductor; the support assembly is arranged on the vehicle carrying tray and is used for supporting the electric conductor through the elastic buffer assembly;

the elastic buffer component is respectively connected with the electric conductor and the supporting component and is used for finely adjusting the relative position of the electric conductor; the electric conductor is electrically connected with the charging gun and is used for being electrically conducted with the second conductive device when the electric automobile stopped on the vehicle carrying tray is charged.

The utility model has the advantages that:

1. the vehicle-carrying tray comprises the sliding rail, the sliding rail is arranged along the edge of the vehicle-carrying tray, the charging gun seat is arranged on the sliding rail and can move on the sliding rail, so that the charging gun seat can be conveniently moved to charge various charging vehicles, and potential safety hazards caused by the fact that cables need to span an electric vehicle and drivers need to span the vehicle-carrying tray are prevented.

2. The transverse moving drag chain is adopted in the utility model, so that the flexible movement of the cable can be met, the movement track of the cable can be controlled, the hidden danger and the defect that the movement track of the cable is not limited to cause the alarm of the garage to stop running in the prior art are reduced, the cable arrangement is convenient, and the occupied space is small.

3. The vertical drag chain adopted in the utility model well solves the problem of uninterrupted charging when the tray is lifted.

4. According to the utility model, the charging pile and the vehicle-carrying tray are flexibly connected, so that the conductors are easier to contact with each other, have better fault tolerance, are in an elastic supporting state, are more tightly contacted, prevent poor contact, electric leakage and other conditions, and enhance the charging safety.

Drawings

The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic diagram of the basic structure of a mobile charging device according to a first embodiment of the present application;

FIG. 2 is a schematic diagram of a mobile charging device with a traversing drag chain device according to a first embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a mobile charging device with a vertical drag chain device according to a second embodiment of the present disclosure;

FIG. 4 is a schematic view of a structure having a traversing drag chain device and a vertical drag chain device in a third embodiment of the present application;

fig. 5 is a schematic structural diagram of a mobile charging device with a first conductive device and a second conductive device in a fourth embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Example 1

A first embodiment of the present utility model relates to a mobile charging device, referring specifically to fig. 1, comprising a vehicle tray 101, a charging gun 201, a charging gun holder 301, a sliding rail 401 and a charging pile 501; the gun head of the charging gun 201 is placed on the charging gun seat 301; the tail of the charging gun is electrically connected with the charging pile 501 through a cable passing through the charging gun seat 301; the charging gun seat 301 is movably disposed on the sliding rail 401; the slide rail 401 is disposed along an edge of the cart tray 101.

In this embodiment, the sliding rail 401 is a linear guide rail, a roller guide rail, or a screw sliding table.

Specifically, various electric vehicles parked on the vehicle-carrying tray 101 are used, and the charging gun 201 is directly inserted into the electric vehicle, so that the cable of the charging gun 201 is necessary to be longer, the cable is required to span the electric vehicle, the cable and the cable or other devices are easy to be entangled with each other in the moving process due to the longer cable, the charging failure is finally caused, and the conventional charging gun seat 301 is mostly arranged on the ground. By arranging the slide rail 401 on the vehicle carrying tray 101 and arranging the charging gun holder 301 on the slide rail 401, operations required by a driver during charging can be completed on the vehicle carrying tray 101, and the driver is not required to span between the ground and the vehicle carrying tray 101. In this embodiment, when the charging interface of the electric vehicle is on the left side, the charging gun holder 301 can be moved to the left side, when the charging interface of the electric vehicle is on the right side, the charging gun holder 301 can be moved to the right side, and then the charging gun 201 on the charging gun holder 301 is pulled out to charge the electric vehicle, so that the cable is short relative to the cable of the charging gun 201, and the cable is safer on the same side.

In this embodiment, as shown in fig. 2, the charging device further includes a two-dimensional code 601, where the two-dimensional code 601 is disposed on the charging gun stand 301 or the vehicle-carrying tray 101.

Each charging pile 501 is matched with one two-dimensional code 601, and the charging piles 501 are in one-to-one correspondence with the two-dimensional codes 601. The control platform can wirelessly receive any two-dimensional code 601 scanned by the intelligent mobile terminal, and sends a charging instruction to the charging pile 501 corresponding to the two-dimensional code 601 scanned by the intelligent mobile terminal through the centralized controller.

Each vehicle carrying tray 101 is matched with one two-dimensional code 601, and the vehicle carrying trays 101 are in one-to-one correspondence with the two-dimensional codes 601. After a user parks a vehicle on the vehicle carrying tray 101, an intelligent mobile terminal such as a smart phone scans a two-dimensional code 601 arranged on the vehicle carrying tray 101, the two-dimensional code 601 is sent to a cloud charging control platform, and after the cloud charging control platform receives the two-dimensional code 601, the position of the vehicle carrying tray to be reached is combined, so that the user can determine which charging pile is required to charge, and a charging instruction is sent to the charging pile through a centralized controller, so that the charging pile is charged.

In this embodiment, the movable charging device is applied to a lifting and lateral moving vertical warehouse, and includes a lateral moving drag chain 701 and a first drag chain supporting device 801; one end of the traversing drag chain 701 is connected to the first drag chain supporting device 801, and the other end is connected to the vehicle carrying tray 101; the cable of the charging gun 201 passes through the traversing drag chain 701 to be connected with the charging pile 501; the vehicle-mounted tray 101 can move laterally, and the direction of the first tow chain support device 801 is consistent with the lateral direction of the vehicle-mounted tray 101.

When the electric vehicle needs to be parked in the first-floor parking space and charged, the electric vehicle is parked on the vehicle carrying tray 101, and the driver inserts the charging gun 201 on the charging gun seat 301 on the vehicle carrying tray 101 onto the electric vehicle, so that the parking charging process is completed. When the vehicle is required to be fetched, a driver pulls out the charging gun 201 inserted on the electric vehicle, and places the charging gun 201 on the charging gun seat 301 to finish the vehicle fetching. The vehicle carrying tray 101 further comprises a traversing motor, when the vehicle carrying tray on the first layer of parking space blocks the vehicle carrying tray on the parking space on the upper layer to ascend or descend, the vehicle carrying tray is further provided with the traversing motor, the vehicle carrying tray is wholly traversed, the vehicle carrying tray on the same layer of other first layers is wholly traversed, and in the traversing process, the electric vehicle is always kept in a charged state.

In the traversing process, the traversing drag chain 701 is adopted, so that flexible movement of the cable can be met, and the movement track can be controlled, thereby reducing hidden danger and defect of stopping operation of the garage due to unrestricted movement track of the cable in the prior art, and the cable is convenient to arrange and small in occupied space, and the electric vehicle keeps a charging state all the time in the traversing process, so that the charging efficiency is improved.

Example two

In this embodiment, as shown in fig. 3, the movable charging device is applied to a lifting and lateral moving vertical warehouse, and includes a vertical drag chain 901 and a second drag chain supporting device 802; one end of the vertical drag chain 901 is connected to the second drag chain supporting device 802, and the other end is connected to the vehicle carrying tray 102; the cable of the charging gun 202 passes through the vertical drag chain 901 to be connected with the charging pile 502; the vehicle-mounted tray 102 can be lifted and moved, and the direction in which the second drag chain supporting device 802 is disposed is identical to the lifting direction of the vehicle-mounted tray 102.

Wherein, the vehicle-carrying tray 102 is further provided with a lifting motor, so as to integrally lift the vehicle-carrying tray 102.

It should be noted that: in this embodiment, the two-layer parking garage corresponds to a parking garage, when an electric vehicle needs to be charged and needs to be parked on an upper layer, a first-layer parking space moves transversely to give up a parking position, a vehicle carrying tray 102 of an upper-layer lifting device of the upper-layer parking space descends to the first-layer parking position, when the electric vehicle is parked on the vehicle carrying tray 102, a driver inserts a charging gun 202 placed on a charging gun seat 302 on the vehicle carrying tray 102 into a charging gun hole of the electric vehicle, and after the vehicle carrying tray 102 ascends, the driver stops on the upper-layer parking space; when the vehicle is taken, the vehicle carrying tray 102 descends to the first floor for the driver to take the vehicle, and when the vehicle carrying tray 102 descends to the first floor, the driver pulls out the charging gun 202 inserted on the electric vehicle, and places the charging gun 202 on the charging gun seat 302 to finish taking the vehicle.

The vertical drag chain 901 is adopted in the vertical lifting process, so that flexible movement of the cable can be met, the movement track can be controlled, hidden danger and defect that the movement track of the cable is not limited to cause the alarm of a garage to stop running in the prior art are reduced, the cable arrangement is convenient, the occupied space is small, the electric vehicle is always kept in a charging state in the lifting process, and the charging efficiency is improved.

Third embodiment in the present embodiment, the movable charging device is applied to a lifting and traversing vertical warehouse, as shown in fig. 4, and includes a traversing drag chain 702, a vertical drag chain 902, a third drag chain supporting device 803 and a traversing frame 1001; one end of the traversing drag chain 702 is connected to the third drag chain supporting device 803, and the other end is connected to the traversing frame 1001; the vehicle-carrying tray 103 can move transversely, and the setting direction of the third drag chain supporting device 803 is consistent with the transverse moving direction of the vehicle-carrying tray 103; one end of the vertical drag chain 902 is connected to the traverse frame 1001, and the other end is connected to the vehicle tray 103; the cable of the charging gun 203 passes through the vertical drag chain 902 and the lateral shifting drag chain 702 to be connected with the charging pile 503; when the vehicle-carrying tray 103 moves up and down, the vertical drag chain 902 is rolled up and unrolled along with the vehicle-carrying tray 103.

It should be noted that: in this embodiment, a two-layer parking garage corresponds to the two-layer parking garage, when the electric vehicle needs to be charged and needs to be parked on an upper layer, after the charging gun 203 placed on the charging gun seat 303 on the vehicle carrying tray 103 is inserted into a charging gun port of the electric vehicle by a driver, after the vehicle carrying tray is lifted, the vehicle carrying tray 103 and the traversing frame 1001 are engaged and parked on an upper layer parking space; when the carrying tray on the two-layer parking space blocks the carrying tray on the parking space on the upper layer to ascend or descend, the carrying tray 103 passes through the traversing motor, the carrying tray 103 and the traversing frame 1001 are wholly traversed, and in the traversing process, the electric vehicle always keeps a charging state. When the vehicle is taken, the vehicle carrying tray 103 descends to the first floor for the driver to take the vehicle, and when the vehicle carrying tray 103 descends to the first floor, the driver pulls out the charging gun 203 inserted on the electric vehicle, and places the charging gun 203 on the charging gun seat 303 to finish taking the vehicle.

The vertical drag chain 902 is adopted in the vertical lifting and transverse moving process, so that flexible movement of the cable can be met, the movement track can be controlled, hidden danger and defect that the movement track of the cable is not limited to cause the alarm of a garage to stop running in the prior art are reduced, the cable is convenient to arrange and small in occupied space, and the electric vehicle keeps a charging state all the time in the lifting and transverse moving process, so that the charging efficiency is improved.

Wherein, the cables of the traversing motor and the lifting motor are respectively arranged in the traversing drag chain 702 and the vertical drag chain 902. The cables of the motor are arranged in the drag chain, so that the cables of the motor are safe and not easy to damage, and meanwhile, the whole movable charging device of the stereo garage is safer to operate.

Example IV

In this embodiment, as shown in fig. 5, the mobile charging device includes a first conductive device 11 and a second conductive device 12, where the first conductive device 11 is disposed on a side surface of the vehicle-carrying tray 104; the first conductive device 11 is connected with the charging gun 204 through a cable, and a channel for accommodating the cable is formed in the vehicle-carrying tray 104; the second conductive device 12 is disposed on the charging position and electrically connected to the charging post 504; the first conductive device 11 is connected with the second conductive device 12 so that the charging gun 204 is electrically connected with the charging pile 504.

It should be noted that, when the mobile charging device provided in this embodiment is applied to the intelligent parking garage, after the electric vehicle is parked on the vehicle carrying tray 104 of the first layer parking space, the driver inserts the charging gun 204 placed on the charging gun seat 304 on the vehicle carrying tray 104 into the charging gun mouth of the electric vehicle, and then selects the charging potential by scanning the two-dimensional code 602 on the vehicle carrying tray 104 or the charging gun seat 304, and moves the vehicle carrying tray 104 to the selected charging potential, and the second conductive device 12 disposed on the charging potential is electrically connected with the first conductive device 11, so as to charge the electric vehicle; when the vehicle is taken out, the system controls the vehicle carrying tray 104 to leave from the selected charging position, the first conductive device 11 is separated from the second conductive device 12, the vehicle carrying tray 104 returns to the first-layer parking space, a driver pulls out the charging gun 204 inserted on the electric vehicle, and the charging gun 204 is placed on the charging gun seat 304, so that the vehicle taking is completed. In this embodiment, the specific form of the first floor parking space is not limited.

When the movable charging device provided by the embodiment is applied to a lifting and transverse moving stereo garage, when an electric vehicle needs to be charged and needs to be stopped at an upper layer, a first layer parking space is transversely moved to give a parking position, a vehicle carrying tray 104 of an upper layer lifting and transverse moving device of the upper layer parking space is lowered to the first layer parking position, after the electric vehicle is stopped on the vehicle carrying tray 104, a driver inserts a charging gun 204 placed on a charging gun seat 304 on the vehicle carrying tray 104 into a charging gun mouth of the electric vehicle, after the vehicle carrying tray 104 is lifted, the second conductive device 12 arranged on the charging position 1002 is electrically conducted with the first conductive device 11, namely, the electric vehicle is charged and stopped at the upper layer parking space; when the vehicle is fetched, the vehicle carrying tray 104 is lowered to the first floor for the driver to fetch, and when the vehicle carrying tray is lowered, the first conductive device 11 is separated from the second conductive device 12, and when the vehicle carrying tray 104 is lowered to the first floor, the driver pulls out the charging gun 204 inserted on the electric vehicle, places the charging gun 204 on the charging gun seat 304, and finishes the vehicle fetching. In this embodiment, the specific form of the first floor parking space is not limited.

Wherein the first conductive means 11 comprises: the support assembly, the elastic buffer assembly and the conductor; the support assembly is arranged on the vehicle carrying tray and is used for supporting the electric conductor through the elastic buffer assembly; the elastic buffer component is respectively connected with the electric conductor and the supporting component and is used for finely adjusting the relative position of the electric conductor; the electrical conductor is electrically connected to the charging gun 204 for electrically conducting with the second electrically conductive means 12 when charging an electric vehicle parked at the loading tray 104.

It should be noted that, the flexible connection adopted by the first conductive device 11, when the vehicle-carrying tray rises to combine with the transverse moving frame, adopts the flexible connection, so that the conductors are easier to realize mutual contact, have better fault tolerance, are in a state of elastic supporting, are more tightly contacted, prevent the occurrence of poor contact, electric leakage and other conditions, and enhance the safety of charging.

It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples of carrying out the utility model and that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.

In the description of the present specification, reference to the terms "certain embodiments," "one embodiment," "some embodiments," "an exemplary embodiment," "an example," "a particular example," or "some examples" means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, for example two, three, unless explicitly defined otherwise.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application, which is defined by the claims and their equivalents.

Claims

1. The movable charging device is characterized by comprising a vehicle carrying tray, a charging gun seat, a sliding rail and a charging pile;

the gun head of the charging gun is arranged on the charging gun seat;

the gun tail of the charging gun is electrically connected with the charging pile through a cable penetrating through the charging gun seat;

the charging gun seat is movably arranged on the sliding rail;

the sliding rail is arranged along the edge of the vehicle carrying tray.

2. The mobile charging device of claim 1, further comprising a two-dimensional code disposed on the charging gun mount or the vehicle tray.

3. The mobile charging device of claim 2, wherein each charging post is matched with one of the two-dimensional codes, and the charging posts are in one-to-one correspondence with the two-dimensional codes.

4. The mobile charging device of claim 2, wherein each of the vehicle-mounted trays is matched with one of the two-dimensional codes, and the vehicle-mounted trays are in one-to-one correspondence with the two-dimensional codes.

5. The mobile charging device of claim 1, wherein the slide rail is a linear rail, a roller rail, or a screw slide.

6. The mobile charging device of claim 1, wherein the mobile charging device is applied to a lifting and traversing vertical warehouse and comprises a traversing drag chain and a first drag chain supporting device;

one end of the transverse moving drag chain is connected to the first drag chain supporting device, and the other end of the transverse moving drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the transverse moving drag chain to be connected with the charging pile;

the vehicle-carrying tray can transversely move, and the setting direction of the first drag chain supporting device is consistent with the transverse moving direction of the vehicle-carrying tray.

7. The mobile charging device of claim 1, wherein the mobile charging device is applied to a lifting and traversing vertical warehouse and comprises a vertical drag chain and a second drag chain supporting device;

one end of the vertical drag chain is connected to the second drag chain supporting device, and the other end of the vertical drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the vertical drag chain and is connected with the charging pile;

the vehicle-carrying tray can be lifted and moved, and the setting direction of the second drag chain supporting device is consistent with the lifting direction of the vehicle-carrying tray.

8. The mobile charging device of claim 1, wherein the mobile charging device is applied to a lifting and traversing vertical warehouse and comprises a traversing drag chain, a vertical drag chain, a third drag chain supporting device and a traversing frame;

one end of the transverse moving drag chain is connected to the third drag chain supporting device, and the other end of the transverse moving drag chain is connected to the transverse moving frame; the vehicle carrying tray can transversely move, and the setting direction of the third drag chain supporting device is consistent with the transverse moving direction of the vehicle carrying tray;

one end of the vertical drag chain is connected to the transverse moving frame, and the other end of the vertical drag chain is connected to the vehicle carrying tray; the cable of the charging gun passes through the vertical drag chain and the transverse drag chain to be connected with the charging pile;

when the vehicle carrying tray moves up and down, the vertical drag chain is rolled up and unfolded along with the vehicle carrying tray.

9. The mobile charging device of claim 1, further comprising a first conductive device and a second conductive device, the first conductive device disposed on a side of the vehicle tray; the first conductive device is connected with the charging gun through a cable, and a channel for accommodating the cable is formed in the vehicle-carrying tray;

the second conductive device is arranged on the charging potential and is electrically connected with the charging pile;

the first conductive device is connected with the second conductive device so that the charging gun is electrically connected with the charging pile.

10. The mobile charging device of claim 9, wherein the first conductive means comprises: the support assembly, the elastic buffer assembly and the conductor; the support assembly is arranged on the vehicle carrying tray and is used for supporting the electric conductor through the elastic buffer assembly;