CN219214752U - A battery pack charging stand and a passenger car replacement station - Google Patents

Abstract

The utility model discloses a battery pack charging rack and a passenger car power exchange station, and belongs to the technical field of charging racks. The battery pack charging frame comprises a charging support frame, a first width adjusting assembly, a second width adjusting assembly and a first middle support frame, wherein the battery pack is configured to be placed on the first support frame, the first middle support frame and the second support frame, and two opposite sides of the battery pack are respectively abutted with a first limiting block and a second limiting block. The first middle support frame can be installed in a plurality of third connecting holes, can adjust the position of first middle support frame on middle crossbeam, and first stopper can be installed in a plurality of first connecting holes departments, and the second stopper can be installed in a plurality of second connecting holes departments, can be through adjusting the position of first stopper and second stopper on first support frame and second support frame respectively, and then adjust the interval between first stopper and the second stopper, adapt to the battery package of different width types.

Description

A battery pack charging stand and a passenger car replacement station

technical field

The utility model relates to the technical field of charging racks, in particular to a charging rack for battery packs and a power station for replacing passenger cars.

Background technique

Although the battery pack charging racks of the existing passenger car swapping stations are small in size and floor space, the type and structure of the battery pack buffer charging racks are relatively single, and they can only be compatible with the battery pack of a single model, and cannot serve two vehicles at the same time. One or more types of models perform battery pack replacement work, resulting in poor compatibility of the battery pack cache charging rack.

For this reason, there is an urgent need to provide a battery pack charging stand and a passenger car replacement station to solve the above problems.

Utility model content

The purpose of the utility model is to provide a charging stand for battery packs and a power station for passenger cars, which can meet the charging requirements of various types of battery packs and has a wide range of applications.

In order to achieve the above purpose, the following technical solutions are provided:

A charging rack for battery packs, used for placing or charging battery packs, comprising:

The charging support frame is provided with multiple layers along the vertical direction, and each layer of the charging support frame is provided with a first crossbeam, an intermediate crossbeam and a second crossbeam, and the first crossbeam and the second crossbeam are respectively arranged at intervals on the both ends of the middle beam;

The first width adjustment assembly includes a first support frame and a first limit block, the first support frame is vertically arranged on the side of the first beam close to the second beam, and the upper edge of the first support frame A plurality of first connecting holes are opened in the length direction of itself, and the first limiting block is detachably connected to the first connecting holes;

The second width adjustment assembly includes a second support frame and a second limit block, the second support frame is vertically arranged on the side of the second beam close to the first beam, and the upper edge of the second support frame A plurality of second connection holes are arranged in the length direction of itself, and the second limiting block is detachably connected to the second connection holes;

The first intermediate support frame, the inner side wall of the intermediate beam is provided with a plurality of third connection holes along its length direction, the first intermediate support frame is vertically arranged at the third connection hole of the intermediate beam, and The upper surfaces of the first support frame, the first intermediate support frame and the second support frame are all located on the same horizontal plane;

The battery pack is configured to be placed on the first support frame, the first intermediate support frame and the second support frame, and the opposite sides of the battery pack are respectively connected to the first limit block and the second stopper. The second limit block abuts against.

As an optional solution for the battery pack charging stand, the battery pack charging stand further includes a second intermediate support frame and positioning pins arranged on the second intermediate support frame, and one end of the second intermediate support frame is vertically arranged on the The third connection hole of the middle beam, and the positioning pin is adapted to the shape of the positioning hole at the bottom of the battery pack.

As an optional solution for the battery pack charging stand, the upper surfaces of the first support frame, the first intermediate support frame and the second support frame are all provided with shock-absorbing rubber pads.

As an alternative to the battery pack charging rack, each layer of the charging support frame is provided with a charging plug-in mechanism, and the charging plug-in mechanism can move up and down relative to the charging support frame.

As an optional solution of the battery pack charging rack, the battery pack charging rack further includes a support column, and the support column is vertically arranged between the first support frames of the charging support racks on two adjacent layers.

As an optional solution of the battery pack charging stand, the battery pack charging stand further includes a lifting mechanism, and the lifting mechanism is arranged under the charging support stand at the lowest level, and is used for lifting and carrying the battery pack.

As an alternative to the battery pack charging stand, the lifting mechanism includes a mounting frame, a vertical slide rail and a lifting support platform, the mounting frame is installed under the charging support frame, and the vertical slide rail The first end is installed on the installation frame, the other end is installed on the foot, and the lifting support platform is slid on the vertical slide rail.

As an optional solution for the battery pack charging stand, the lifting mechanism includes a driving sprocket, a first transmission chain and a driven sprocket, the driving sprocket is rotatably arranged on the installation frame, and the two vertical slides The lower part between the rails is erected with a mounting beam, the driven sprocket is rotatably set on the mounting beam, the first transmission chain is wound around the driving sprocket and the driven sprocket, and the lifting One end of the support platform is fixedly connected with the chain of the first transmission chain.

As an optional solution for the battery pack charging stand, the lifting mechanism also includes a fixed support platform, the fixed support platform includes a fixed support beam and a rotating support beam, and one end of the fixed support beam is fixed on the vertical slide rail The upper part, the other end is rotatably provided with the rotatable support beam, and one end of the rotatable support beam is stopped by the blocking plate of the fixed support beam.

A passenger car swapping station, comprising the battery pack charging stand as described in any one of the above items.

Compared with the prior art, the utility model has the beneficial effects:

The battery pack charging rack provided by the utility model is provided with multi-layer charging support racks along the vertical direction for placing battery packs, and each layer of charging support racks is surrounded by a first crossbeam, an intermediate crossbeam and a second crossbeam to form a charging position. The battery pack can be put into the charging compartment from the front of the charging support frame. By installing the first support frame on the first beam, the second support frame on the second beam, and the first intermediate support frame on the middle beam, it is convenient to stably support the battery pack. Weight, the first intermediate support frame can be installed at multiple third connection holes, the position of the first intermediate support frame on the intermediate beam can be adjusted, the first limit block can be installed at multiple first connection holes, the second The limit block can be installed at a plurality of second connection holes, and the first limit block can be adjusted by adjusting the positions of the first limit block and the second limit block on the first support frame and the second support frame respectively. The distance from the second limit block is suitable for battery packs of different width types.

The passenger car swapping station provided by the utility model adopts the above-mentioned battery pack charging rack, which is suitable for battery packs of different width types, expands the use range of the passenger car swapping station, and meets the needs of different vehicle models for battery swapping.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments of the present invention will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the illustrations of the present invention. For some embodiments, those of ordinary skill in the art can also obtain other drawings according to the content of the embodiments of the present invention and these drawings without any creative effort.

Figure 1 is a schematic diagram of the assembly of the first viewing angle of the battery pack charging rack in the embodiment of the present invention;

Fig. 2 is a schematic diagram of the assembly of the second viewing angle of the battery pack charging rack in the embodiment of the present invention;

Fig. 3 is a partial enlarged view of place A in Fig. 2;

Fig. 4 is a partial enlarged view of place B in Fig. 2;

Fig. 5 is a partial enlarged view of place C in Fig. 2;

Fig. 6 is a partial enlarged view at D in Fig. 2;

Figure 7 is a partial enlarged view of E in Figure 2;

Fig. 8 is an assembly schematic diagram of a third viewing angle of the battery pack charging rack in the embodiment of the present invention;

Fig. 9 is a structural schematic diagram of the first viewing angle of the fixed support platform in the embodiment of the utility model;

Fig. 10 is a schematic structural view of the second viewing angle of the fixed support platform in the embodiment of the present invention.

Reference signs:

1. Charging support frame; 2. First width adjustment component; 3. Second width adjustment component; 4. Charging plug-in mechanism; 5. Lifting mechanism; , the second transmission chain; 10, the long shaft;

11. The first beam; 12. The middle beam; 121. The third connection hole; 13. The second beam; 14. The first middle support frame; 15. The second middle support frame; 16. Positioning pin; 17. Shock-absorbing rubber Pad block; 18. Support column;

21. The first support frame; 22. The first limit block; 221. The first strip hole; 23. The first connecting hole;

31. The second support frame; 32. The second limit block; 321. The second strip hole; 33. The second connecting hole;

51, installation frame; 52, vertical slide rail; 53, lifting support platform; 54, driving sprocket wheel; 55, first transmission chain; 56, driven sprocket wheel; 57, installation beam; 58, fixed support platform; 581, fixed support beam; 582, rotating support beam; 583, blocking plate.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the orientations indicated by the terms "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the utility model is used, it is only for the convenience of describing the utility model and simplifying the description, not to indicate or imply Means that a device or element must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

In the description of the present utility model, it should also be noted that unless otherwise specified and limited, the terms "setting" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, Or integrally connected; either mechanical or electrical. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature being "on" or "under" the second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model, but should not be construed as limiting the present utility model.

Although the size and floor space of the existing battery pack buffer charging racks for passenger car swapping stations are small, the type and structure of the battery pack buffer charging racks are relatively single, and they can only be compatible with battery packs of a single model, and cannot be used at the same time. Serving two or more models for battery pack replacement, resulting in poor compatibility of the battery pack cache charging rack.

In order to adapt to the charging requirements of various types of battery packs and have a wide range of applications, this embodiment provides a battery pack charging stand and a passenger car swapping station for placing or charging battery packs. The specific content of this embodiment will be described in detail below with reference to FIG. 1 to FIG. 10 .

As shown in Figures 1 to 5, the battery pack charging stand includes a charging support frame 1, a first width adjustment assembly 2, a second width adjustment assembly 3 and a first intermediate support frame 14, and the charging support frame 1 is arranged vertically. There are multiple layers, and each charging support frame 1 is provided with a first cross beam 11 , a middle cross beam 12 and a second cross beam 13 , and the first cross beam 11 and the second cross beam 13 are respectively arranged at two ends of the middle cross beam 12 at intervals. The first width adjustment assembly 2 includes a first support frame 21 and a first limit block 22. The first support frame 21 is vertically arranged on the side of the first crossbeam 11 close to the second crossbeam 13. A plurality of first connecting holes 23 are opened in the direction, and the first limiting block 22 is detachably connected to the first connecting holes 23 . The second width adjustment assembly 3 includes a second support frame 31 and a second limit block 32. The second support frame 31 is vertically arranged on the side of the second crossbeam 13 close to the first crossbeam 11. A plurality of second connecting holes 33 are arranged in a direction, and the second limiting block 32 is detachably connected to the second connecting holes 33 . The inner side wall of the middle beam 12 is provided with a plurality of third connection holes 121 along its length direction, the first middle support frame 14 is vertically arranged at the third connection holes 121 of the middle cross beam 12, and the first support frame 21, the first middle The upper surfaces of the support frame 14 and the second support frame 31 are located on the same horizontal plane. The battery pack is configured to be placed on the first support frame 21, the first intermediate support frame 14 and the second support frame 31, and the opposite sides of the battery pack are respectively against the first limit block 22 and the second limit block 32 catch.

Specifically, the first limiting block 22 is provided with a first strip-shaped hole 221, and the second limiting block 32 is provided with a second strip-shaped hole 321. The first limiting block 22 and the second limiting block 32 are adjusted to After being properly positioned, the first limiting block 22 and the second limiting block 32 are fixed on the corresponding first supporting frame 21 and the second supporting frame 31 with bolts or screws.

In short, the battery pack charging stand provided by the utility model is provided with a multi-layer charging support frame 1 along the vertical direction, which is used to place the battery pack. The second crossbeam 13 is surrounded to form a charging compartment, and the battery pack can be put into the charging compartment from the front of the charging support frame 1. By installing the first support frame 21 on the first crossbeam 11, the second crossbeam 13 is installed with the second support frame 31. The beam 12 is equipped with a first intermediate support frame 14, which is convenient for stably supporting the weight of the battery pack. The first intermediate support frame 14 can be installed at a plurality of third connection holes 121, and the first intermediate support frame 14 can be adjusted on the intermediate beam 12. position, the first stopper 22 can be installed at a plurality of first connection holes 23, the second stopper 32 can be installed at a plurality of second connection holes 33, and the first stopper 22 and the second stopper can be adjusted. The positions of the limiting blocks 32 on the first supporting frame 21 and the second supporting frame 31 can further adjust the distance between the first limiting block 22 and the second limiting block 32 to adapt to battery packs of different widths.

Further, as shown in Figure 2 and Figure 6, the battery pack charging stand also includes a second intermediate support frame 15 and a positioning pin 16 arranged on the second intermediate support frame 15, and one end of the second intermediate support frame 15 is vertically arranged on The third connection hole 121 of the middle beam 12, and the positioning pin 16 is adapted to the shape of the positioning hole at the bottom of the battery pack. By adding the second intermediate support frame 15 and the positioning pin 16 adapted to the positioning hole at the bottom of the battery pack, it is convenient to improve the positioning accuracy and accuracy of the battery pack on the battery pack charging rack, and the positioning pin 16 can also play a certain role. Positioning effect to avoid misalignment of the battery pack.

Further, as shown in FIG. 3 , FIG. 4 and FIG. 5 , the upper surfaces of the first support frame 21 , the first intermediate support frame 14 and the second support frame 31 are all provided with shock-absorbing rubber pads 17 . Since the first support frame 21, the first intermediate support frame 14, and the second support frame 31 are made of metal material, by adding a shock-absorbing rubber pad 17, the battery pack can be prevented from directly contacting the first support frame 21 and the first intermediate support frame. The frame 14 and the second supporting frame 31 are frictionally collided to protect the outer surface of the battery pack from being damaged.

Exemplarily, the material of the charging support frame 1 is: Q235 steel, and the surface treatment color is: matte gray.

Further, each charging support frame 1 is provided with a charging plug-in mechanism 4 , and the charging plug-in mechanism 4 can move up and down relative to the charging support frame 1 . After the battery pack is placed in the charging compartment, the charging plug-in mechanism 4 descends and electrically connects with the charging port corresponding to the battery pack for continuous and stable charging. Specifically, the wire groove 6 is arranged outside the charging support frame 1 to organize and protect the cables, avoid disorderly distribution, and improve aesthetics.

The charging and plugging mechanism 4 is also provided with a power distribution box for components mainly used for connecting circuits, network cables, and monitoring the charging amount of the battery pack charging stand.

Further, as shown in FIG. 2 , the battery pack charging rack further includes supporting columns 18 , and the supporting columns 18 are vertically arranged between the first supporting frames 21 of two adjacent charging supporting racks 1 . By adding support columns 18 to reinforce the first support frame 21, the overall structural strength of the battery pack charging rack can be improved to ensure stable and safe charging of the battery pack.

Further, as shown in FIG. 1 , the battery pack charging rack further includes a lifting mechanism 5 , which is arranged under the charging support frame 1 at the lowest level, and is used for lifting and carrying the battery pack. The battery pack to be charged is transported to the lifting mechanism 5, and when the battery pack is lifted to the set height, the stacker fork is used to transport the battery pack to the charging support frame 1 for charging. After the deficient battery enters the charging compartment, the battery pack is positioned, limited, and supported. After the battery pack is fully charged, it is temporarily cached in this position, waiting for the swap of the deficient battery.

Specifically, as shown in Fig. 2, Fig. 7 and Fig. 8, the lifting mechanism 5 includes a mounting frame 51, a vertical slide rail 52 and a lifting support platform 53, and the mounting frame 51 is installed under the charging support frame 1, vertically The first end of the slide rail 52 is installed on the installation frame 51 , the other end of the vertical slide rail 52 is installed on the foot 7 , and the lifting support platform 53 is slid on the vertical slide rail 52 . Specifically, there are two sets of lifting support platforms, and the lifting support platform 53 can be lifted up and down along the vertical slide rail 52 to realize the stable lifting of the battery pack. The bottom foot 7 is mainly for adjusting the height of the battery charging stand up and down, adopts bolt-type connection and locking, and can adjust the horizontal height of the four corners.

Further, as shown in FIG. 8 , the lifting mechanism 5 includes a driving sprocket 54 , a first transmission chain 55 and a driven sprocket 56 , and the driving sprocket 54 is rotatably arranged on the mounting frame 51 , between two vertical slide rails 52 The lower part between them is provided with a mounting beam 57, the driven sprocket 56 is rotatably installed on the mounting beam 57, the first transmission chain 55 is wound around the driving sprocket 54 and the driven sprocket 56, and one end of the lifting support platform 53 is connected to the first The chain of transmission chain 55 is affixed. The positive and negative rotations of the driving sprocket 54 and the driven sprocket 56 can drive the first transmission chain 55 to move. Drive lifting support platform 53 to carry out lifting in the process of moving.

Further, as shown in Figures 9 and 10, the lifting mechanism 5 also includes a fixed support platform 58, the fixed support platform 58 includes a fixed support beam 581 and a rotating support beam 582, and one end of the fixed support beam 581 is fixed on the vertical slide rail 52, the other end of the fixed support beam 581 is rotatably provided with a rotatable support beam 582, and one end of the rotatable support beam 582 is stopped at the blocking plate 583 of the fixed support beam 581. Specifically, the lifting support platform 53 drives the battery pack to move upwards. After the battery pack hits the rotating support beam 582, the rotating support beam 582 rotates clockwise to avoid, and after the lifting support platform 53 continues to move up for a certain distance, the rotating support beam 582 rotates After the hour hand rotates and touches the bottom of the blocking plate 583, the rotating support beam 582 ensures a horizontal state, the lifting support platform 53 moves down to place the battery pack on the rotating support beam 582, and the lifting support platform 53 continues to carry the next battery pack to improve the handling efficiency .

Specifically, as shown in Fig. 2, Fig. 7 and Fig. 8, the power source of the lifting mechanism 5 is a driving motor 8, a second transmission chain 9 and a long rotating shaft 10, and the driving sprocket 54 is coaxially connected to one end of the long rotating shaft 10, The driving motor 8 is installed on the mounting plate of the mounting frame 51 , and the driving motor 8 is connected to the long rotating shaft 10 through the second transmission chain 9 to increase the height of the lifting support platform 53 .

This embodiment also provides a passenger car exchange station, which includes an RGV transport trolley, a stacker fork, and the battery pack charging rack mentioned above.

The specific working steps of the passenger car swapping station are as follows:

1. The passenger car replacement station unloads the power-deficient battery pack from the bottom of the vehicle, transports it to the lifting support platform 53 by the RGV handling trolley, and uses the wire slot 6 to provide connection power. Then, lift the battery pack that has lost power to the fixed support platform 58 through the driving sprocket 54, the first transmission chain 55, and the driven sprocket 56, and then put the battery pack that has lost power into the charging position of the corresponding charging support frame 1 through the stacker Inside, the position is limited by the positioning pin 16, the shock-absorbing rubber pad 17, the limit block, and the support frame. At the same time, the charging plug-in mechanism 4 is lowered to connect with the battery pack charging port to charge the battery pack. The cable adapter establishes a charging connection with the battery pack.

2. At the same time, the fork of the stacker takes out a fully charged battery pack from the battery pack charging rack, transports it to the bottom of the vehicle through the RGV handling trolley, and fixes the battery pack assembly. The software system of the passenger car replacement station will Types and models collect the power of five batteries on the charging rack and monitor them.

The battery pack charging stand provided in this embodiment can be compatible with buffering battery packs of different sizes (<2000mm×1500mm×280mm) through the structural design of the charging stand and the mechanical load-bearing preset, which greatly improves the compatibility of the battery pack charging stand sex.

Note that the above are only preferred embodiments of the present invention and the applied technical principles. Those skilled in the art will understand that the utility model is not limited to the specific embodiments described here, and various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the utility model. Therefore, although the utility model has been described in detail through the above embodiments, the utility model is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the utility model. The scope of the present invention is determined by the appended claims.

Claims (10)

1. A battery pack charging stand for placement or charging of a battery pack, comprising:

the charging support frame (1) is provided with multiple layers along the vertical direction, each layer of charging support frame (1) is provided with a first cross beam (11), a middle cross beam (12) and a second cross beam (13), and the first cross beam (11) and the second cross beam (13) are respectively arranged at two ends of the middle cross beam (12) at intervals;

the first width adjusting assembly (2) comprises a first supporting frame (21) and a first limiting block (22), wherein the first supporting frame (21) is vertically arranged on one side, close to the second cross beam (13), of the first cross beam (11), a plurality of first connecting holes (23) are formed in the first supporting frame (21) along the length direction of the first supporting frame, and the first limiting block (22) is detachably connected to the first connecting holes (23);

the second width adjusting assembly (3) comprises a second supporting frame (31) and a second limiting block (32), the second supporting frame (31) is vertically arranged on one side, close to the first cross beam (11), of the second cross beam (13), a plurality of second connecting holes (33) are formed in the second supporting frame (31) in a arraying mode along the length direction of the second supporting frame, and the second limiting block (32) is detachably connected to the second connecting holes (33);

the first middle support frame (14), the inside wall of the middle cross beam (12) is provided with a plurality of third connecting holes (121) along the length direction of the inside wall, the first middle support frame (14) is vertically arranged at the third connecting holes (121) of the middle cross beam (12), and the upper surfaces of the first support frame (21), the first middle support frame (14) and the second support frame (31) are all positioned on the same horizontal plane;

the battery pack is configured to be placed on the first support frame (21), the first middle support frame (14) and the second support frame (31), and two opposite sides of the battery pack are respectively abutted with the first limiting block (22) and the second limiting block (32).

2. The battery pack charging rack according to claim 1, further comprising a second middle supporting frame (15) and a positioning pin (16) arranged on the second middle supporting frame (15), wherein one end of the second middle supporting frame (15) is vertically arranged at the third connecting hole (121) of the middle cross beam (12), and the positioning pin (16) is matched with the shape of the positioning hole at the bottom of the battery pack.

3. The battery pack charging stand according to claim 2, wherein upper surfaces of the first support frame (21), the first intermediate support frame (14) and the second support frame (31) are each provided with a shock absorbing rubber cushion block (17).

4. A battery pack charging stand according to claim 3, wherein each layer of the charging support frame (1) is provided with a charging plug mechanism (4), and the charging plug mechanism (4) can be lifted up and down relative to the charging support frame (1).

5. The battery pack charging stand according to claim 4, further comprising a support post (18), wherein the support post (18) is vertically arranged between the first support frames (21) of two adjacent layers of the charging support frames (1).

6. Battery pack charging stand according to any of claims 1-5, further comprising a lifting mechanism (5), said lifting mechanism (5) being arranged below the lowest layer of the charging support frame (1) for lifting and handling the battery pack.

7. The battery pack charging stand according to claim 6, wherein the lifting mechanism (5) comprises a mounting frame (51), a vertical sliding rail (52) and a lifting support table (53), the mounting frame (51) is mounted below the charging support frame (1), a first end of the vertical sliding rail (52) is mounted on the mounting frame (51), the other end of the vertical sliding rail is mounted on a foot (7), and the lifting support table (53) is slidably arranged on the vertical sliding rail (52).

8. The battery pack charging rack according to claim 7, wherein the lifting mechanism (5) comprises a driving sprocket (54), a first driving chain (55) and a driven sprocket (56), the driving sprocket (54) is rotatably arranged on the mounting frame (51), a mounting beam (57) is arranged at the lower part between the two vertical sliding rails (52), the driven sprocket (56) is rotatably arranged on the mounting beam (57), the first driving chain (55) is wound on the driving sprocket (54) and the driven sprocket (56), and one end of the lifting support table (53) is fixedly connected with the chain of the first driving chain (55).

9. The battery pack charging stand according to claim 8, wherein the lifting mechanism (5) further comprises a fixed support table (58), the fixed support table (58) comprises a fixed support beam (581) and a rotating support beam (582), one end of the fixed support beam (581) is fixedly arranged on the upper portion of the vertical sliding rail (52), the other end of the fixed support beam (581) is rotatably provided with the rotating support beam (582), and one end of the rotating support beam (582) is stopped at a blocking plate (583) of the fixed support beam (581).

10. A passenger car power exchange station comprising a battery pack charging rack as claimed in any one of claims 1 to 9.

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