CN220500511U - Drainage system of cabinet charges and cabinet charges - Google Patents

Abstract

The utility model provides a drainage system of a charging cabinet and the charging cabinet comprising the drainage system, wherein a battery compartment rotating and installing structure is positioned in the cabinet body, a window is formed in the front panel of the cabinet body, and a battery compartment rotating and driving structure is arranged in the cabinet body and used for driving the battery compartment to rotate; a water receiving plate declining towards one side of the cabinet body is arranged below the battery bin, and the water receiving plate is opposite to a water draining hole arranged on the cabinet body. According to the technical scheme, the battery compartment is rotated through the rotating structure, so that the lithium battery in the battery compartment can ensure the stability of electric connection between the charging connector of the lithium battery and the charging interface of the battery compartment under the action of gravity of the lithium battery, and further the charging safety is ensured; and, the water droplet that probably falls from the top is accepted through the water receiving board to discharge it from the wash port in, in order to avoid liquid such as rainwater that gets into from the top window to fall into the battery compartment below the water receiving board, make the interface that charges that is located battery compartment bottom impaired.

Description

Drainage system of cabinet charges and cabinet charges

Technical Field

The utility model relates to the technical field of charging equipment, in particular to a drainage system of a charging cabinet and the charging cabinet.

Background

Along with the reinforcing of energy saving and emission reduction consciousness, more and more people use electric bicycle to go out, compare public transportation means such as bicycle, car and public transit subway, electric bicycle has labour saving and time saving, and go out convenient, parking convenient advantage.

At present, most lithium batteries used by electric bicycles are convenient to detach, so that the use of a charging cabinet is becoming more and more common for improving the safety and convenience of battery charging. The charging cabinet comprises a plurality of small battery bins, and a user only needs to put the lithium battery into the battery bins and take out the lithium battery after charging is completed.

In the prior art, a battery compartment body for holding a lithium battery is mostly of a cabinet door type fixed knot structure, and when in use, an operator pushes the battery into the battery compartment, so that a charging connector at the bottom of the lithium battery is electrically connected with a charging interface at the bottom of the battery compartment for charging, and the lithium battery is taken out through drawing after charging. This kind of cabinet that charges, in the use, owing to the difference of operator's thrust size, can exist to charge and connect with the interface connection that charges and not put in place, cause the emergence of the condition of charging the fire, increase the risk of firing, perhaps because of the operator is too big with effort, cause charging joint or the interface damage that charges, influence lithium cell and battery compartment's life.

Disclosure of Invention

According to the embodiment of the disclosure, a drainage system of a charging cabinet and the charging cabinet comprising the drainage system are provided, so that safety when the charging cabinet is used for charging is improved.

In a first aspect of the present disclosure, there is provided a drainage system of a charging cabinet, the drainage system being located in a cabinet body of the charging cabinet, a window being provided on a front panel of the cabinet body; the battery compartment rotating driving structure can drive the battery compartment to rotate, so that the battery compartment is oriented to the window in the opening direction to be placed in the loading state of the battery, and the opening end is vertically upwards to be stably placed in the storage state of the battery;

the battery compartment is characterized in that a water receiving plate is arranged below the battery compartment and connected with the inner wall of the cabinet body, one end of the water receiving plate connected with the cabinet body is inclined downwards, a drain hole is formed in the cabinet body and located below the window, and the top edge of the water receiving plate located at the side is opposite to the position of the drain hole.

As described above, in one aspect and any one of the possible implementation manners, there is further provided an implementation manner, two sides of the end portion of the water receiving plate away from the cabinet body are provided with clamping plates, the clamping plates protrude from two side edges of the water receiving plate, and the water receiving plate is inserted into the slot formed in the cabinet body through the two clamping plates to be positioned.

In the aspect and any possible implementation manner as described above, there is further provided an implementation manner, wherein a distance d3 between a rotation axis of the battery compartment and a side wall of the cabinet body provided with the window is smaller than a distance d1 between the rotation axis of the battery compartment and an end face of an opening end of the battery compartment; in the loading state, the open end of the battery compartment protrudes from the window.

In the aspect and any possible implementation manner as described above, there is further provided an implementation manner, wherein a distance d3 between a rotation axis of the battery compartment and a side wall of the cabinet body provided with the window is not smaller than a vertical distance d4 between the rotation axis of the battery compartment and a bottom edge of the window; in the loading state, the opening side end of the battery compartment is overlapped with the bottom edge of the window.

In the aspect and any possible implementation manner as described above, there is further provided an implementation manner, wherein a distance d2 between the rotation axis of the battery compartment and the outer side wall of the battery compartment is equal to a distance d3 between the rotation axis of the battery compartment and the side wall of the cabinet body where the window is formed; in the storage state, the battery compartment is connected with the side wall of the cabinet body provided with the window.

In the aspect and any possible implementation manner described above, there is further provided an implementation manner, a distance d6 between the rotation axis of the battery compartment and two side edges of the opening end of the battery compartment is not greater than a shortest distance d5 between the rotation axis of the battery compartment and the top edge of the window.

In accordance with aspects and any one of the possible implementations described above, there is further provided an implementation in which, in the stowed state, the battery compartment is adjacent or contiguous with a top edge of the window.

In the aspect and any possible implementation manner described above, there is further provided an implementation manner, where a distance d8 between the rotation axis of the battery compartment and two side edges of the bottom end of the battery compartment is greater than a shortest distance d7 between the rotation axis of the battery compartment and the bottom edge of the window.

Aspects and any possible implementation manner as described above, further provide an implementation manner, the battery compartment rotation driving structure includes:

the rotating module comprises a first shell and a rotating shaft positioned in the first shell, the first shell is fixed on the battery compartment, and the rotating shaft is fixedly connected with the cabinet body;

the power module is fixed to the first shell and used for driving the rotating shaft to rotate, and the battery bin can rotate along the axial direction of the rotating shaft under the driving of the rotating shaft.

In a second aspect of the present disclosure, a charging cabinet is provided. The charging cabinet comprises at least one drainage system.

According to the drainage system of the charging cabinet and the charging cabinet with the drainage system, the battery bin is rotated through the rotating structure, so that the battery bin can be rotated from a horizontal state or an inclined state to a vertical state, an operator inserts a lithium battery into the battery bin when using the charging cabinet, then the battery bin is rotated to the vertical state through the battery bin rotation driving structure, the stability of electric connection between the charging connector of the lithium battery and the charging connector at the bottom of the battery bin is ensured through the gravity action of the lithium battery, the charging safety is further ensured, the abrasion of the charging connector and the charging connector is reduced, and the service lives of the charging connector and the charging connector are prolonged.

In addition, the drainage system of the charging cabinet and the charging cabinet with the drainage system provided by the utility model are characterized in that through the water receiving plate arranged below the battery compartment, water drops which possibly fall from the window above the water receiving plate or from the outer wall of the battery compartment connected with the window above the water receiving plate are received and discharged from the drainage hole, so that the phenomenon that liquid such as rainwater entering from the window above falls into the battery compartment below the water receiving plate is avoided, and a charging interface at the bottom of the battery compartment is damaged.

It should be understood that what is described in this summary is not intended to limit the critical or essential features of the embodiments of the disclosure nor to limit the scope of the disclosure. Other features of the present disclosure will become apparent from the following description.

Drawings

The above and other features, advantages and aspects of embodiments of the present disclosure will become more apparent by reference to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, wherein like or similar reference numerals denote like or similar elements, in which:

fig. 1 is a schematic view showing an external appearance structure of a charging cabinet according to an embodiment of the present utility model;

fig. 2 shows a schematic diagram of an internal structure of a charging cabinet provided by an embodiment of the present utility model;

fig. 3 is a schematic diagram showing a positional relationship between a battery compartment and a charging cabinet window when the battery compartment is in a reloading state according to an embodiment of the present utility model;

fig. 4 is a schematic diagram showing a positional relationship between a battery compartment and a charging cabinet window in a rotation process of the battery compartment according to an embodiment of the present utility model;

fig. 5 is a schematic diagram showing a positional relationship between a battery compartment and a charging cabinet window when the battery compartment is in a storage state according to an embodiment of the present utility model;

FIG. 6 shows a schematic structural view of a sealing frame, a water receiving plate and a drain hole provided by an embodiment of the present utility model;

FIG. 7 shows a schematic view of a window structure provided by an embodiment of the present utility model;

FIG. 8 is a schematic view showing the structure of a seal frame according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram of a slot according to an embodiment of the present utility model;

fig. 10 is a schematic view showing the structure of a water receiving plate according to an embodiment of the present utility model;

fig. 11 is a schematic view showing a battery compartment rotation driving structure and an overall structure of a battery compartment according to an embodiment of the present utility model.

Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 11 is:

10-a cabinet body; 11-window; 111-top edge; 112-bottom edge; 113-a sealing frame; 1131-an outer frame; 1132-side panels; 12-a cabinet door; 13-a water receiving plate; 131-clamping plates; 132-baffle; 14-a drain hole; 15-slots; 16-positioning grooves;

20-a battery compartment; 26-mounting port;

30-a battery compartment rotation driving structure; 31-a fixing frame; 32-a rotation module; 321-a first housing; 322-a rotating shaft; 33-power module.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are some embodiments of the present disclosure, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to be within the scope of this disclosure.

In addition, the term "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

The utility model provides a charging cabinet, wherein a battery bin is arranged in the charging cabinet, and the battery bin can be turned over under the action of a battery bin rotation driving structure, so that a lithium battery can finish charging operation in a state of being vertically erected in the battery bin, the stability of electric connection during charging is ensured, and the charging safety is further ensured.

A charging cabinet provided by an embodiment of the present utility model is described below with reference to fig. 1 to 11.

Fig. 1 shows an external structural schematic view of a charging cabinet provided by an embodiment of the present utility model, fig. 2 shows an internal structural schematic view of a charging cabinet provided by an embodiment of the present utility model, and referring to fig. 1 and 2, the charging cabinet provided by the present utility model includes a cabinet body 10 and a battery compartment 20 disposed in the cabinet body 10, wherein a window 11 is opened on a front panel of the cabinet body 10, the battery compartment 20 is disposed near the window 11, and the battery compartment 20 can be driven to rotate by a battery compartment rotation driving structure 30, so that the opening end faces the window 11 to be placed in a loading state of a lithium battery, and the opening end faces vertically upwards to be stably placed in a storage state of the lithium battery. An operator can insert the lithium battery into the battery compartment 20 when the opening end of the battery compartment 20 faces the window 11, and after the lithium battery is inserted into the battery compartment 20, the battery compartment 20 is driven by the battery compartment rotation driving structure 30 to rotate to a vertical state, and in this state, the charging operation of the lithium battery is completed.

According to the charging cabinet provided by the embodiment, the battery bin 20 is rotated through the battery bin rotation driving structure 30, so that the battery bin 20 can be rotated to a vertical state from a horizontal state or an inclined state, an operator inserts a lithium battery into the battery bin 20 when using the charging cabinet, then the battery bin 20 is rotated to the vertical state by the battery bin rotation driving structure 30, the stability of electric connection between a charging connector of the lithium battery and a charging interface of the battery bin 20 is ensured through the gravity of the lithium battery, the charging safety is further ensured, the abrasion of the charging connector and the charging interface is reduced, and the service life of the charging connector and the charging interface is prolonged.

For the convenience of maintaining the cabinet that charges, still be provided with cabinet door 12 on the cabinet that charges that this embodiment provided, this cabinet door 12 is located the cabinet that charges and the relative lateral wall of window 11, opens cabinet door 12, can reveal the inner structure of cabinet that charges.

Fig. 3 to 5 show schematic diagrams of the positional relationship between the battery compartment and the window of the charging cabinet according to the embodiment of the present utility model, and referring to fig. 3 to 5, in this embodiment, the distance d3 between the rotation axis of the battery compartment 20 and the side wall of the cabinet body 10 provided with the window 11 is smaller than the distance d1 between the rotation axis of the battery compartment 20 and the end face of the opening end of the battery compartment 20, and is not smaller than the vertical distance d4 between the rotation axis of the battery compartment 20 and the bottom edge 112 of the window 11; in the stowed condition, the battery compartment 20 extends into the window 11 and overlaps the bottom edge 112 of the window 11.

According to the charging cabinet provided by the embodiment, the size between the rotation axis of the battery compartment 20 and the window 11 of the charging cabinet is limited, so that the battery compartment 20 can limit the movement stroke of the battery compartment 20 by abutting against the bottom edge of the window 11, and the battery compartment 20 can be stably kept in a loading state; meanwhile, the battery compartment 20 can be supported by the bottom edge of the window 11, so that the stress of the battery compartment rotation driving structure 30 in the battery loading process is reduced, the abrasion of the battery compartment rotation driving structure 30 is reduced, and the service life of the battery compartment rotation driving structure 30 is prolonged.

With continued reference to fig. 3-5, in order to facilitate the operator to put the lithium battery into the battery compartment 20, in this embodiment, the distance d1 between the rotation axis of the battery compartment 20 and the end face of the open end of the battery compartment 20 is further extended, so that the open end of the battery compartment 20 can protrude out of the window 11 of the cabinet 10 when the battery compartment 20 is in the loading state.

As a preferred solution, in this embodiment, the distance d3 between the rotation axis of the battery compartment 20 and the side wall of the cabinet 10 provided with the window 11 is greater than the vertical distance d4 between the rotation axis of the battery compartment 20 and the bottom edge 112 of the window 11; so that in the loaded state, the battery compartment 20 can be obliquely overlapped on the bottom edge 112 of the window 11 in a state that the open end is inclined upward. Preferably, the included angle formed by the battery compartment 20 and the horizontal plane is 10 degrees, so that when an operator charges, the lithium battery can more stably slide into the battery compartment 20, and a charging connector at the bottom of the lithium battery can be stably and fully connected with a charging interface at the bottom of the battery compartment 20 in a plugging manner.

With continued reference to fig. 3-5, in this embodiment, when the battery compartment 20 is in the storage state, the side wall of the battery compartment 20, which is close to the window 11, can cover the window 11 of the cabinet 10, so as to close the window 11, and the design can isolate the open end of the battery compartment 20 from the outside, so that the lithium battery is prevented from being disturbed due to the entry of artificial or external impurities during the charging operation; meanwhile, the door structure at the window 11 of the charging cabinet can be saved, the door opening and closing operation of an operator is omitted, the window 11 can be closed only by rotating the battery compartment 20, the complexity of the structure of the cabinet 10 is reduced, and the convenience of charging operation is improved.

Further, in order to ensure the sealing effect at the window 11, in this embodiment, the distance d2 between the rotation axis of the battery compartment 20 and the outer side wall of the battery compartment 20 is equal to the distance d3 between the rotation axis of the battery compartment 20 and the side wall of the cabinet 10 provided with the window 11; so that the battery compartment 20 can be connected with the side wall of the cabinet body 10 provided with the window 11 in the storage state.

In addition, referring to fig. 4, in order to ensure smooth overturning of the battery compartment 20, in this embodiment, a distance d6 between the rotation axis of the battery compartment 20 and two side edges of the opening end of the battery compartment 20 is not greater than a shortest distance d5 between the rotation axis of the battery compartment 20 and the top edge 111 of the window 11.

In order to improve the sealing effect at the window 11, the embodiment further limits the sizes of d5 and d6, that is, the d5 value and the d6 value are set to be equal, in the rotation process, the battery compartment 20 is slidingly connected with the top edge 111, and in the storage state, the battery compartment 20 is connected with the top edge 111 of the window 11; alternatively, the value of d5 is set to be slightly larger than the value of d6, for example, the difference between the two values may be set to be smaller than 3cm or 1cm, so that in the stored state, the battery compartment 20 is adjacent to the top edge 111 of the window 11, and entry of rainwater, sundries, or the like is avoided by shielding the top edge 111 of the window 11.

In order to further improve the sealing effect at the window 11, in this embodiment, the distance d8 between the rotation axis of the battery compartment 20 and the edges at both sides of the bottom end of the battery compartment 20 is greater than the shortest distance d7 between the rotation axis of the battery compartment 20 and the bottom edge 112 of the window 11, so that in the storage state, the bottom of the battery compartment 20 can cover the bottom end of the window 11.

In addition, in this embodiment, the width of the battery compartment 20 matches the width of the window 11, and the battery compartment 20 is adjacent to or slidingly connected with the inner walls of the two sides of the window 11 during rotation.

Fig. 6 shows a schematic structural view of a sealing frame, a water receiving plate and a drain hole provided in an embodiment of the present utility model, fig. 7 and 8 show a schematic structural view of a window and a sealing frame provided in an embodiment of the present utility model, respectively, referring to fig. 6 to 8, in order to further improve the tightness between a battery compartment 20 and inner walls of two sides of the window 11, in the charging cabinet provided in this embodiment, a sealing frame 113 is further provided in the window 11, and the sealing frame 113 includes an outer frame 1131 and a side plate 1132, wherein the outer frame 1131 is fixed on an outer side wall of the window 11, the side plate 1132 is provided on inner walls of two sides of the outer frame 1131, extends from the window 11 to the inside of the cabinet 10, is slidably connected with two side walls of the battery compartment 20, and is always kept connected with two side walls of the battery compartment 20.

According to the charging cabinet provided by the embodiment, the gaps between the battery compartment 20 and the two sides of the window 11 are eliminated through the sealing frame 113 arranged at the window 11, so that the sealing effect at the window 11 can be improved; meanwhile, the battery compartment 20 can be prevented from being clamped with the window 11 in the rotating process; in addition, the design of the structure of the sealing frame 113 can also support the structure of the window 11 so as to improve the mechanical strength of the hollowed-out part; and covers the inner edge of the window 11 to avoid the operator from scratching the arm due to the too thin inner edge of the window 11.

Further, in this embodiment, positioning slots 16 are disposed at four corners of the window 11, two ends of the two side plates 1132 of the sealing frame 113 are respectively inserted into the four positioning slots 16, and the side plates 1132 are limited by the positioning slots 16, so as to ensure the accuracy of the positions of the side plates 1132. Preferably, the positioning slot 16 is triangular-like in shape for ease of processing.

More specifically, in this embodiment, the sealing frame 113 may be mounted and fixed to the cabinet 10 by using a conventional structure such as a screw fastener.

Fig. 9 and 10 show schematic structural views of a slot 15 and a water receiving plate 13 provided in the embodiment of the present utility model, respectively, referring to fig. 6 and 9-10, in this embodiment, a water receiving plate 13 is disposed below a battery compartment 20, the water receiving plate 13 is connected to an inner wall of a cabinet 10, one end connected to the cabinet 10 is inclined downward, a drain hole 14 is formed on the cabinet 10, the drain hole 14 is located below a window 11, and a top edge of the water receiving plate 13 located at the side is opposite to the position of the drain hole 14; preferably, the lower edge of the drain hole 14 is located opposite to the top edge of the water receiving plate 13 on the side.

According to the charging cabinet provided by the embodiment, through the water receiving plate 13 arranged below the battery compartment 20, water drops which possibly fall from the window 11 above the water receiving plate 13 or from the outer wall of the battery compartment 20 connected with the window 11 above are received and discharged from the water discharge hole 14, so that the situation that liquid such as rainwater entering from the window 11 above falls into the battery compartment 20 below the water receiving plate 13 is avoided, and a charging interface at the bottom of the battery compartment 20 is damaged.

Specifically, the number of the drain holes 14 may be plural as needed, and as in the present embodiment, 4 drain holes 14 are provided in total.

More specifically, in this embodiment, two sides of the end portion of the water receiving plate 13 far away from the cabinet 10 are provided with clamping plates 131, the clamping plates 131 protrude from two side edges of the water receiving plate 13, and the water receiving plate 13 is inserted into the slot 15 formed in the cabinet 10 through the two clamping plates 131 for positioning.

In order to facilitate disassembly and cleaning, in the embodiment, the slot 15 is a V-shaped slot, one side of the water receiving plate 13 far away from the cabinet body 10 is inserted into the slot 15 through the clamping plate 131 to be positioned, one side of the water receiving plate near the cabinet body 10 is declined through self gravity, and the declining angle of the water receiving plate 13 is limited by the declining angle of the upper edge of the V-shaped slot; further, the baffle 132 is further provided with a baffle 132 on the edge of the baffle plate 131, and the baffle 132 is abutted to the vertical structure of the cabinet body 10 for assisting the water receiving plate 13 to position.

Of course, in other embodiments, the slot 15 may be configured as a strip-shaped chute that matches the thickness and inclination angle of the baffle 132, and the strip-shaped chute is more firmly positioned than the V-shaped chute. Fig. 11 is a schematic diagram showing the overall structure of the battery compartment rotation driving structure 30 and the battery compartment 20 according to the embodiment of the present utility model, and referring to fig. 6, in this embodiment, the battery compartment 20 is a rectangular housing, one end of which is open, and the other end of which is provided with a mounting opening 26 for assembling a charging interface.

The embodiment also exemplarily provides a specific structure of the battery compartment rotation driving structure 30, for example, the battery compartment rotation driving structure comprises a rotation module 32, a power module 33 and a fixing frame 31, wherein the rotation module 32 comprises a first housing 321 and a rotating shaft 322 positioned in the first housing 321, the first housing 321 is fixedly assembled on the side wall of the battery compartment 20, the power module 33 is fixedly assembled on the first housing 321, an existing structure capable of generating torque, such as a worm gear and the like, can be built in and used for driving the rotating shaft 322 to rotate, the fixing frame 31 is fixedly assembled on the cabinet body 10, the rotating shaft 322 is inserted into a second inserting hole formed in the fixing frame 31 and is fixedly connected with the second inserting hole coaxially, and the rotation module 32 and the battery compartment 20 can rotate along the axial direction of the rotating shaft 322 under the driving of the rotating shaft 322.

Of course, in other embodiments, other existing structures may be used to rotate the battery compartment 20 as desired.

In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean 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 embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. The drainage system of the charging cabinet is characterized in that the drainage system is positioned in a cabinet body (10) of the charging cabinet, and a window (11) is formed in the front panel of the cabinet body (10); the battery compartment rotating driving structure (30) is further arranged in the cabinet body (10), and the battery compartment rotating driving structure (30) can drive the battery compartment (20) to rotate, so that the battery compartment is oriented to the window (11) in the opening direction so as to be placed in a loading state of the battery, and the opening end is vertically upwards so as to stably hold the battery for conversion;

the battery compartment (20) is characterized in that a water receiving plate (13) is arranged below the battery compartment (20), the water receiving plate (13) is connected with the inner wall of the cabinet body (10), one end of the water receiving plate (13) connected with the cabinet body (10) is inclined downwards, a drain hole (14) is formed in the cabinet body (10), the drain hole (14) is located below the window (11), and the top edge of the water receiving plate (13) located at the side is opposite to the position of the drain hole (14).

2. The drainage system of a charging cabinet according to claim 1, wherein two sides of the end part of the water receiving plate (13) far away from the cabinet body (10) are provided with clamping plates (131), the clamping plates (131) protrude out of two side edges of the water receiving plate (13), and the water receiving plate (13) is inserted into a slot (15) formed in the cabinet body (10) through the two clamping plates (131) for positioning.

3. The drainage system of a charging cabinet according to claim 1, characterized in that a distance d3 between the rotation axis of the battery compartment (20) and the side wall of the cabinet body (10) provided with the window (11) is smaller than a distance d1 between the rotation axis of the battery compartment (20) and the open end face of the battery compartment (20); in the loading state, the open end of the battery compartment (20) protrudes from the window (11).

4. The drainage system of a charging cabinet according to claim 1, characterized in that the distance d3 between the rotation axis of the battery compartment (20) and the side wall of the cabinet body (10) on which the window (11) is formed is not smaller than the vertical distance d4 between the rotation axis of the battery compartment (20) and the bottom edge (112) of the window (11); in the loading state, the opening side end of the battery compartment (20) is overlapped with the bottom edge (112) of the window (11).

5. The drainage system of a charging cabinet according to claim 1, characterized in that a distance d2 between the rotation axis of the battery compartment (20) and the outer side wall of the battery compartment (20) is equal to a distance d3 between the rotation axis of the battery compartment (20) and the side wall of the cabinet body (10) on which the window (11) is provided; in the storage state, the battery compartment (20) is connected with the side wall of the cabinet body (10) provided with the window (11).

6. The drainage system of a charging cabinet according to claim 1, characterized in that the distance d6 between the rotation axis of the battery compartment (20) and the edges on both sides of the opening end of the battery compartment (20) is not greater than the shortest distance d5 between the rotation axis of the battery compartment (20) and the top edge (111) of the window (11).

7. The drainage system of a charging cabinet according to claim 6, characterized in that in the stowed condition the battery compartment (20) is adjacent or meets the top edge (111) of the window (11).

8. The drainage system of a charging cabinet according to claim 1, characterized in that the distance d8 between the rotation axis of the battery compartment (20) and the two side edges of the bottom end of the battery compartment (20) is greater than the shortest distance d7 between the rotation axis of the battery compartment (20) and the bottom edge (112) of the window (11).

9. The drain system of the charging cabinet according to claim 1, wherein the battery compartment rotation driving structure (30) includes:

the rotary module (32), the rotary module (32) comprises a first shell (321) and a rotating shaft (322) positioned in the first shell (321), the first shell (321) is fixed on the battery compartment (20), and the rotating shaft (322) is fixedly connected with the cabinet body (10);

the power module (33), power module (33) is fixed in first shell (321) is used for driving pivot (322) are rotatory, battery compartment (20) can be under the drive of pivot (322) follow the axial rotation of pivot (322).

10. A charging cabinet comprising a drainage system according to any one of claims 1 to 9.