CN114801856A - Assembly method of modular power changing station - Google Patents

Abstract

The invention discloses an assembly method of a modular power switching station. The modularization trades power station includes a plurality of charging unit modules and a plurality of stand modules, and the charging unit module is used for charging the battery package, and each stand module includes a plurality of stand units that the interval set up. The charging unit module and the corresponding plurality of upright post units are assembled to form a charging bin. The assembly method comprises the following steps: arranging a plurality of upright post units at intervals so as to form an accommodating area for accommodating the charging unit module in a surrounding manner; and placing the charging unit module into the accommodating area and detachably connecting the charging unit module to the plurality of upright post units to complete the assembly of the charging bin. The assembly method is simple, high in assembly efficiency and short in manufacturing period, and is beneficial to reducing the manufacturing cost. The quantity of the upright post units and the charging unit modules can be flexibly set according to specific requirements, so that the charging bin positions of different specifications can be assembled. The charging unit module and the upright post unit can be transported independently and also can be transported after being assembled, and the transportation cost is lower.

Description

Assembly method of modular power exchange station

This application is a divisional application of a Chinese patent application with an application date of December 26, 2019, an application number of 201911368099X, and an invention-creation titled "Assembly Method for Modular Power Station".

technical field

The invention relates to the field of power exchange equipment for electric vehicles, in particular to a method for assembling a modular power exchange station.

Background technique

At present, the container-type power exchange station is the most commonly used form of power exchange station. The container-type power exchange station does not require civil construction, so the land use approval is easier than that of the traditional building-type power exchange station, and the construction period is shorter. However, the container box is non-standard customization, which cannot be produced by automated production lines and needs to be produced manually. Therefore, the skills of technicians are very high. There are problems of prolonged manufacturing cycles and substandard quality. Moreover, with the improvement of environmental protection requirements, especially the requirements for paint on the surface of the container body are also getting higher and higher, and the cost is increasing. The container-type power station is usually transported to the site after the assembly is completed, so the overall size is large, which is easy to increase the transportation cost and transportation difficulty. Therefore, the containerized power exchange station has the defects of long manufacturing cycle, high manufacturing cost and high transportation cost.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide an assembly method of a modularized power exchange station in order to overcome the defects of long manufacturing period, high manufacturing cost and high transportation cost of the containerized power exchange station in the prior art.

The present invention solves the above-mentioned technical problems through the following technical solutions:

A method for assembling a modular power exchange station, which is characterized in that the modular power exchange station includes a plurality of charging unit modules and a plurality of column modules, the charging unit modules are used to charge a battery pack, and each column The module includes a plurality of column units arranged at intervals;

Wherein, the charging unit module and the corresponding plurality of the column units are assembled to form a charging bin;

The assembling method includes the following steps:

S10, arranging a plurality of the column units at intervals to form an accommodating area for accommodating the charging unit module;

The modular power exchange station further includes a chassis unit and a top frame unit, and after step S10, the assembling method further includes the following steps:

S20', installing the top frame unit on the top of a plurality of the column units, so that a plurality of the column modules are connected between the chassis unit and the top frame unit;

The column unit, the chassis unit and the top frame unit form a frame structure, the modular power exchange station further includes an outer cover, the number of the charging bays is multiple, and the outer cover includes Multiple outer covering units;

The assembling method also includes the following steps:

The outer cover is covered on the outside of the frame structure, so that a plurality of the outer cover units are arranged in a one-to-one correspondence with a plurality of the charging positions, and a plurality of the outer cover units are respectively connected to the frame structure.

In this solution, each charging unit module can independently charge the battery pack, realizing modularization. The charging unit module and the column unit can be easily assembled together through detachable connection, the assembly method is relatively simple, and the assembly efficiency is relatively high. high, and the manufacturing cycle is short, which is beneficial to reduce the manufacturing cost. The number of column units and charging unit modules can be flexibly set according to specific needs, so that charging bins of different specifications can be assembled. In addition, the charging unit module and the column unit can be transported separately, or can be assembled together and then transported, and the transport cost is low. One outer cover unit corresponds to one charging bin. When one or several battery packs are abnormal, it is only necessary to remove or destroy the outer cover unit corresponding to the charging bin, which can more easily remove the abnormal battery pack and reduce the cost of removal.

Preferably, the step S10 includes the following steps:

S101, placing the chassis unit;

S102. Arrange a plurality of the column units on the chassis unit at intervals so as to surround and form an accommodating area for accommodating the charging unit module.

Preferably, the top frame unit includes a plurality of top frame monomers;

Before step S20', the assembling method includes the following steps:

splicing a plurality of the top frame monomers to form the top frame unit; or,

A plurality of the top frame units are welded into a whole to form the top frame unit.

Preferably, the modular power exchange station further includes a battery transfer device, the modular power exchange station includes at least two oppositely arranged charging areas, each of the charging areas includes a plurality of groups of the charging bins arranged at intervals, each group of The charging compartment includes at least one charging compartment, and a sliding area for accommodating the battery transport device and for the battery transport device to move is formed between two adjacent charging areas;

The assembling method also includes the following steps:

The battery transport device is moved to the sliding area, and the sliding portion of the battery transport device close to the top frame unit is abutted against the side surface of the corresponding top frame unit.

In this solution, the side of the top frame unit provides a sliding space or sliding track for the battery transfer device, so that the column unit can not only serve as the main support and force structure, but also help to provide sliding space or sliding for the battery transfer device. The track is conducive to simplifying the structure of the modular power exchange station, thereby reducing the manufacturing cycle and cost of the modular power exchange station.

Preferably, the outer cover unit is rotatably mounted on the frame structure.

Preferably, the outer cover is slidably mounted on the frame structure.

Preferably, after step S10, the assembling method includes the following steps:

S20, the charging unit module is placed in the accommodating area and can be detachably connected to a plurality of the column units, so as to complete the assembly of the charging compartment.

Preferably, the charging unit module includes a charging tray and a connector assembly, the charging tray is used for accommodating the battery pack, and the connector assembly is used for connecting to the battery pack to charge the battery pack ;

Wherein, step S20 includes:

S201, installing the connector assembly on the charging tray;

S202. Removably connect the charging tray to the column unit.

The charging unit module further includes a charger module. After the step S201 and before the step S202, the step S20 further includes the following steps:

S2011, installing the charger module above the corresponding position of the battery in the charging tray;

S2012. Connect the charger module to the connector assembly to charge the battery pack.

In this solution, using the above assembly sequence, before connecting the charging tray to the column unit, the charger module, the connector assembly, and the charging tray are assembled first, so that the charging unit module first completes the internal modular assembly and then realizes the The connection with the column unit is more conducive to realizing modularization, and is more conducive to improving the assembly efficiency and assembly reliability of the modular power exchange station.

Preferably, the connector assembly further includes an electrical connection assembly and a cooling connection assembly, the electrical connection assembly is used to connect between the charger module and the battery pack, and the step S2012 includes the following steps:

connecting the electrical connection assembly to the charger module for charging the battery pack;

The cooling connection assembly is connected to the cooling pipe of the charger module and the battery pack in the charging bay to cool the battery pack and the charger module.

Preferably, the column module includes two oppositely arranged column units, along the width direction of the charging unit module, each of the column units includes two oppositely arranged column units, and the charging unit modules can respectively disassembled and connected to the column unit;

The modular power exchange station further includes a refrigeration system pipeline;

Wherein, the assembling method further comprises the following steps:

The refrigeration system pipeline is installed inside the column unit, and the refrigeration system pipeline is connected to a refrigeration source and the charging unit module, so as to cool the cooling object in the charging bin.

In this solution, the refrigeration system pipeline is installed inside the single column, which is beneficial to improve the integration effect of the power exchange station and further reduce the transportation cost of the modular power exchange station. The refrigeration system pipeline is arranged in the column unit, and the column unit can protect the refrigeration system pipeline, which is beneficial to improve the reliability of the modular power exchange station.

On the basis of conforming to common knowledge in the art, the above preferred conditions can be combined arbitrarily to obtain preferred examples of the present invention.

The positive progressive effect of the present invention is:

In the modular power exchange station, each charging unit module can independently charge the battery pack, realizing modularization. The charging unit module and the column unit can be easily assembled together through detachable connection, and the assembly method is relatively simple. The assembly efficiency is high and the manufacturing cycle is short, which is beneficial to reduce the manufacturing cost. The number of column units and charging unit modules can be flexibly set according to specific needs, so that charging bins of different specifications can be assembled. In addition, the charging unit module and the column unit can be transported separately, or can be assembled together and then transported, and the transport cost is low.

Description of drawings

FIG. 1 is a schematic structural diagram of a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 2 is another schematic structural diagram of a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 3 is a partial structural schematic diagram of a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 4 is an enlarged schematic structural diagram of part A in FIG. 3 .

FIG. 5 is a schematic flowchart of a method for assembling a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 6 is a schematic structural diagram of a charging unit module in a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 7 is another schematic structural diagram of a charging unit module in a modular power exchange station according to a preferred embodiment of the present invention.

8 is a schematic structural diagram of a column unit in a modular power exchange station according to a preferred embodiment of the present invention.

FIG. 9 is a schematic structural diagram of a single column of a modular power exchange station in a preferred embodiment of the present invention.

FIG. 10 is a schematic structural diagram of the inner and outer covering units of the modular power exchange station according to a preferred embodiment of the present invention.

FIG. 11 is a schematic structural diagram of an outer covering unit in another alternative embodiment of the present invention.

Description of reference numbers:

10 Outer Covers

101 Outer Covering Unit

102 connection box

1021 Opening

103 Cover the body

20 chassis units

30 top frame units

40 column unit

401 Mounting Plate

402 column monomer

403 Reinforced Beam

404 The first engaging part

60 charging unit modules

601 charging disk

602 Connector Assembly

603 charger module

604 Second engaging part

70 Fastening holes

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings by way of examples, but the present invention is not limited to the scope of the following examples.

This embodiment discloses a method for assembling a modular power exchange station. As shown in FIGS. 1-4 , the modular power exchange station includes a plurality of charging unit modules 60 and a plurality of column modules. For charging, each column module includes a plurality of column units 40 arranged at intervals, wherein the charging unit module 60 and the corresponding plurality of column units 40 are assembled to form a charging bay. As shown in Figure 5, the assembly method includes the following steps:

Step S10, arranging a plurality of column units at intervals to form a accommodating area for accommodating the charging unit module;

In step S20, the charging unit module is placed in the accommodating area and can be detachably connected to a plurality of column units to complete the assembly of the charging compartment.

In this embodiment, each charging unit module 60 can independently charge the battery pack, realizing modularization. The charging unit module 60 and the column unit 40 can be easily assembled together through detachable connection, and the assembly method is relatively simple. , the assembly efficiency is high, and the manufacturing cycle is short, which is beneficial to reduce the manufacturing cost. The number of the column units 40 and the charging unit modules 60 can be flexibly set according to specific needs, so that the assembly of charging bins of different specifications can be realized. The charging unit module 60 and the column unit 40 may be transported separately, or may be assembled together and then transported. Among them, no matter which transportation method is adopted, the transportation cost is lower.

As shown in FIG. 3 , in this embodiment, the number of the charging unit modules 60 is four, and the four charging unit modules 60 are arranged at intervals along the height direction of the column unit 40 . In other alternative embodiments, the number of charging unit modules 60 may be set to less than four or more than four according to actual needs.

In this embodiment, the charging unit module 60 and the column unit 40 are snap-connected. The column unit 40 is provided with a first engaging portion 404, the charging unit module 60 is provided with a second engaging portion 604, and the second engaging portion 604 is engaged with the first engaging portion 404; wherein, the column unit 40 and the charging Fastening holes 70 (as shown in FIG. 4 ) are also provided at the connection positions of the unit modules 60 . Specifically, in this embodiment, the first engaging portion 404 is a snap slot provided on the column unit 40 , and the second engaging portion 604 is a snap provided on the charging unit module 60 . The connection method of the snap connection is simple, and the connection efficiency is high, so that the connection between the charging unit module 60 and the column unit 40 can be conveniently and efficiently realized. After the column unit 40 and the charging unit module 60 are clamped and connected as described above, a fastener (such as a bolt, etc.) is passed through the fastening hole 70 to achieve the re-tightening effect, which is beneficial to improve the reliability of the charging compartment assembly. .

In other alternative embodiments, the first engaging portion 404 may also be configured as a snap, and the second engaging portion 604 may be configured as a slot.

In addition, in other alternative embodiments, the charging unit module 60 and the column unit 40 can also be detachably connected through a screw connection.

As shown in FIGS. 6 and 7 , the charging unit module 60 includes a charging tray 601 and a connector assembly 602 . The charging tray 601 is detachably connected to the column unit 40 and used to accommodate the battery pack, and the connector assembly 602 is installed on the charging tray 601 and used to connect to the battery pack to charge the battery pack.

The above step S20 includes the following steps:

Step S201, installing the connector assembly on the charging tray;

S202, detachably connect the charging disk and the column unit.

The connector assembly 602 is first installed on the charging tray 601, and then the connection between the charging tray 601 and the column unit 40 is completed. The above assembly sequence is adopted, so that the connector assembly 602 can be easily assembled on the charging tray 601, which is beneficial to Further improve the assembly efficiency of the modular power exchange station and shorten the assembly or manufacturing cycle. If the connection between the charging tray 601 and the column unit 40 is completed first, and then the connector assembly 602 is installed on the charging tray 601, at this time, if the height of the charging tray 601 relative to the column unit is relatively high, the installation of the connector assembly 602 is easy. It will become more inconvenient, which not only affects the assembly efficiency, but also easily affects the reliability of the assembly.

Actually, the charging unit module 60 further includes a charger module 603 (as shown in FIG. 7 ). The charger module 603 is mounted on the charging tray 601 and connected to the connector assembly 602 to charge the battery pack.

After the above step S201 and before the step S202, the step S20 further includes the following steps:

Step S2011, installing the charger module above the corresponding position of the battery in the charging tray;

Step S2012 , connecting the charger module to the connector assembly to charge the battery pack.

Wherein, using the above assembly sequence, before connecting the charging tray 601 to the column unit 40, the charger module 603, the connector assembly 602, and the charging tray 601 are assembled first, so that the charging unit module 60 completes the internal modular assembly first The connection with the column unit 40 is then realized, which is more conducive to realizing modularization, and is more conducive to improving the assembly efficiency and assembly reliability of the modular power exchange station.

The connector assembly 602 further includes an electrical connection assembly and a cooling connection assembly, the electrical connection assembly is connected between the charger module 603 and the battery pack for charging the battery pack, and the cooling connection assembly is used for connecting with the liquid cooling circuit Connect to cool the battery pack or charger module. Specifically, step S2012 includes the following steps:

connecting the electrical connection component to the charger module for charging the battery pack;

Connect the cooling connection component to the cooling pipes of the charger module and the battery pack in the charging compartment to cool the battery pack and the charger module.

As shown in FIG. 3 and FIG. 8 , the column module includes two opposite column units 40 . Both ends of the charging unit module 60 along the length direction are detachably connected to the column unit 40 . Along the width direction of the charging unit module 60 , each A column unit 40 includes two column units 402 disposed opposite to each other, and the charging unit modules 60 are respectively detachably connected to the column units 402 . It is equivalent that each column module includes four column units 402 arranged at intervals, and the stability of the column module is good, which is beneficial to improve the stability of the charging bin assembly. In addition, in this embodiment, the modular power exchange station further includes a refrigeration system pipeline, and the above assembly method further includes the following steps:

The refrigeration system pipeline is installed inside the column unit, and the refrigeration system pipeline is connected to the refrigeration source and the charging unit module, so as to cool the cooling object in the charging compartment.

Among them, the installation of the refrigeration system pipeline inside the single column is conducive to improving the integration effect of the power exchange station, and is conducive to further reducing the transportation cost of the modular power exchange station. The refrigeration system pipeline is arranged in the column unit, and the column unit can protect the refrigeration system pipeline, which is beneficial to improve the reliability of the modular power exchange station.

In addition, as shown in FIG. 3 , each column unit 40 further includes a reinforcement beam 403 , and the reinforcement beam 403 is connected between the two column units 402 .

Among them, the reinforcement beam 403 is beneficial to improve the strength and reliability of the column unit 40. When the charging bin assembly is applied to the power exchange station, the above arrangement is beneficial to improve the overall reliability of the power exchange station.

As shown in FIG. 3 , FIG. 8 and FIG. 9 , the top and bottom of the column unit 402 are provided with mounting plates 401 . The mounting plates 401 are mounted with rails for the movement of the battery transfer device, and the outer edges of the mounting plates 401 extend out of the outer edge of the column unit 402 . The mounting plate 401 provides an installation position for the above-mentioned track. In addition, the installation of the mounting plate 401 increases the contact area when the column unit 40 is connected to other structures, which is beneficial to improve the connection reliability between the column unit 40 and other structures.

As shown in FIGS. 7-11 , the modular power exchange station further includes a chassis unit 20 , and a plurality of column modules are connected to the chassis unit 20 and arranged above the chassis unit 20 . Among them, the chassis unit 20 can play a supporting role for the column module, which is beneficial to ensure the overall stability of the modular power exchange station. The above step S10 includes the following steps:

Step S101, placing the chassis unit;

Step S102 , arranging a plurality of column units on the chassis unit at intervals so as to surround and form an accommodating area for accommodating the charging unit module.

In addition, as shown in FIGS. 1-2 , the modular power exchange station further includes a top frame unit 30 , the chassis unit 20 and the top frame unit 30 are arranged opposite to each other, and a plurality of charging compartment assemblies are arranged at intervals and connected to the chassis unit 20 and the top frame unit 30 between. After the above-mentioned step S10, the above-mentioned assembling method further includes the following steps:

Step S20', installing the top frame unit on the top of the plurality of column units, so that the plurality of column modules are connected between the chassis unit and the top frame unit.

In this way, the modular power exchange station includes a plurality of modular units, each of which is small and can be produced on an automated assembly line. Each module unit can be transported separately, or different or the same module unit can be assembled and then transported, and the transportation cost is low.

In addition, the top frame unit 30 includes a plurality of top frame units. In this embodiment, before step S20', the above-mentioned assembling method includes the following steps:

A plurality of top frame monomers are spliced to form the top frame unit 30 .

In other alternative embodiments, this step can also be replaced by: welding a plurality of top frame units into a whole to form the top frame unit 30 .

Among them, the size of a single top frame unit is small, it is easier to realize automatic production, and the stability of production cycle and quality is ensured. Splicing can realize quick connection and disassembly between multiple top frame units, which is conducive to further realizing modular replacement. Modularization of the power station, as well as further reducing transportation costs and improving assembly efficiency. By adopting the above welding connection, the connection between the top frame monomers is more firm.

As shown in Figure 1-2, the modular power exchange station also includes a battery transfer device. The modular power exchange station includes at least two oppositely arranged charging areas. At least one charging compartment is included, and a sliding area for accommodating the battery transport device and for the battery transport device to move is formed between the two opposite charging areas. Correspondingly, the above-mentioned assembling method also includes the following steps:

Move the battery transport device to the sliding area, and make the sliding part of the battery transport device close to the top frame unit abut against the side surface of the corresponding top frame unit.

Among them, the side of the top frame unit provides a sliding space or a sliding track for the battery transfer device, so that the column unit can not only serve as the main support and stress structure, but also help to provide a sliding space or a sliding track for the battery transfer device. It is beneficial to simplify the structure of the modularized power exchange station, and further help to reduce the manufacturing cycle and cost of the modularized power exchange station.

The column unit 40 is screwed to the chassis unit 20 and the top frame unit 30 . The use of threaded connections facilitates the realization of any combination of different numbers of units.

In other alternative embodiments, welding can also be used between the column unit 40 , the chassis unit 20 and the top frame unit 30 .

As shown in FIG. 2 , the column unit 40 , the chassis unit 20 and the top frame unit 30 form a frame structure. The modular power exchange station further includes an outer cover 10 , which is covered outside the frame structure. In the frame structure, the outer covers 10 covered on the two outer surfaces corresponding to the charging unit modules 60 all include a plurality of outer covering units 101 , and the plurality of outer covering units 101 are arranged in a one-to-one correspondence with the plurality of charging unit modules 60 . .

One charging unit module 60 corresponds to one outer covering unit 101 . When the charging unit module 60 needs to be taken out, it is only necessary to remove or destroy the corresponding outer covering unit 101 , and the removal cost is low.

As shown in FIG. 9 , the outer cover unit 101 includes a connection frame 102 and a cover body 103 . The connecting frame 102 is used for connecting to the frame structure, and the connecting frame 102 has an opening 1021 . The cover body 103 is connected to the connection frame 102 for opening or closing the opening 1021 .

Wherein, when the charging unit module 60 needs to be taken out, the cover body 103 is operated so that the cover body 103 opens the opening 1021, and the charging unit module 60 can be easily taken out without destroying the outer cover 10 or the outer cover unit 101. Further reduction of take-out costs.

In this embodiment, the outer cover unit 101 is a push-pull structure, and the cover body 103 slides relative to the connection frame 102 . At this time, the outer cover unit is slidably installed on the frame structure of the modular charging and replacing single station. Wherein, when the charging unit module 60 needs to be taken out, the cover body 103 is operated, so that the cover body 103 slides relative to the connection frame 102 (correspondingly relative to the frame structure) to open the opening 1021 and expose the battery compartment, which can be more convenient Take out the charging unit module 60 . In addition, the push-pull structure occupies less space, which is beneficial to reduce the overall space occupied by the power exchange station.

In this embodiment, the material covering the main body 103 is energy-saving glass. Using energy-saving glass to make the outer cover unit 101 can not only improve the thermal insulation and heat insulation performance of the outer cover 10 , but also make the outer cover 10 easy to open or break, so that the charging unit module 60 can be easily taken out.

In other alternative embodiments, the outer wall insulation board or other insulation materials can also be used to make the outer covering unit 101 .

It should be noted that, in other alternative embodiments, only the cover body 103 may be made of energy-saving glass or external wall thermal insulation board and other thermal insulation materials.

In another alternative embodiment, as shown in FIG. 11 , the outer cover unit 101 can also be configured as a push-out structure, and the cover body 103 is rotatable relative to the connection frame 102 . At this time, the outer cover unit is rotatably installed on the frame structure of the modular charging and replacing single station. Wherein, when the charging unit module 60 needs to be taken out, the cover body 103 is operated, so that the cover body 103 is rotated relative to the connection frame 102 (correspondingly relative to the frame structure) to open the opening 1021 and expose the battery compartment, which can be more convenient The charging unit module 60 is taken out without destroying the outer cover 10 or the outer cover unit 101 . In addition, the extrapolated structure occupies less space, which is beneficial to reduce the overall space occupied by the power exchange station.

Although the specific embodiments of the present invention are described above, those skilled in the art should understand that this is only an illustration, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications all fall within the protection scope of the present invention.

Claims (11)

1. A method for assembling a modular power exchange station, characterized in that the modular power exchange station comprises a plurality of charging unit modules and a plurality of column modules, and the charging unit modules are used to charge the battery pack, and each The column module includes a plurality of column units arranged at intervals; Wherein, the charging unit module and the corresponding plurality of the column units are assembled to form a charging bin; The assembling method includes the following steps: S10, arranging a plurality of the column units at intervals to form an accommodating area for accommodating the charging unit module; The modular power exchange station further includes a chassis unit and a top frame unit, and after step S10, the assembling method further includes the following steps: S20', installing the top frame unit on the top of a plurality of the column units, so that a plurality of the column modules are connected between the chassis unit and the top frame unit; The column unit, the chassis unit and the top frame unit form a frame structure, the modular power exchange station further includes an outer cover, the number of the charging bays is multiple, and the outer cover includes Multiple outer covering units; The assembling method also includes the following steps: The outer cover is covered on the outside of the frame structure, so that a plurality of the outer cover units are arranged in a one-to-one correspondence with a plurality of the charging positions, and a plurality of the outer cover units are respectively connected to the frame structure. 2. The method for assembling a modular power exchange station according to claim 1, wherein the step S10 comprises the following steps: S101, placing the chassis unit; S102. Arrange a plurality of the column units on the chassis unit at intervals so as to surround and form an accommodating area for accommodating the charging unit module. 3. The method for assembling a modular power exchange station according to claim 1, wherein the top frame unit comprises a plurality of top frame units; Before step S20', the assembling method includes the following steps: splicing a plurality of the top frame monomers to form the top frame unit; or, A plurality of the top frame units are welded into a whole to form the top frame unit. 4. The method for assembling a modular power exchange station according to claim 3, wherein the modular power exchange station further comprises a battery transfer device, and the modular power exchange station comprises at least two oppositely arranged charging areas, each One of the charging areas includes a plurality of groups of the charging compartments arranged at intervals, each group of the charging compartments includes at least one of the charging compartments, and two adjacent charging areas are formed for accommodating the battery transfer device and a sliding area for the battery transfer device to move; The assembling method also includes the following steps: The battery transport device is moved to the sliding area, and the sliding portion of the battery transport device close to the top frame unit is abutted against the side surface of the corresponding top frame unit. 5 . The method for assembling a modular power exchange station according to claim 1 , wherein the outer cover unit is rotatably mounted on the frame structure. 6 . 6 . The assembling method of the modular power exchange station according to claim 1 , wherein the outer cover is slidably mounted on the frame structure. 7 . 7. The method for assembling a modular power station according to claim 1, wherein after step S10, the method for assembling comprises the following steps: S20, the charging unit module is placed in the accommodating area and can be detachably connected to a plurality of the column units, so as to complete the assembly of the charging compartment. 8 . The assembling method of the modular power exchange station according to claim 7 , wherein the charging unit module comprises a charging tray and a connector assembly, the charging tray is used for accommodating the battery pack, and the connector an assembly for connecting to the battery pack for charging the battery pack; Wherein, step S20 includes: S201, installing the connector assembly on the charging tray; S202. Removably connect the charging tray to the column unit. 9 . The method for assembling a modular power exchange station according to claim 8 , wherein the charging unit module further comprises a charger module, and after step S201 and before step S202 , the step S20 further includes the following steps: 10 . : S2011, installing the charger module above the corresponding position of the battery in the charging tray; S2012. Connect the charger module to the connector assembly to charge the battery pack. 10 . The assembling method of the modular power exchange station according to claim 9 , wherein the connector assembly further comprises an electric connection assembly and a cooling connection assembly, and the electric connection assembly is used for connecting to the charger module. 11 . Between the battery pack and the battery pack, the step S2012 includes the following steps: connecting the electrical connection assembly to the charger module for charging the battery pack; The cooling connection assembly is connected to the cooling pipe of the charger module and the battery pack in the charging bay to cool the battery pack and the charger module. 11. The method for assembling a modular power exchange station according to claim 1, wherein the column module comprises two oppositely arranged column units, and along the width direction of the charging unit module, each of the column units The column unit includes two column units arranged opposite to each other, and the charging unit modules are respectively detachably connected to the column units; The modular power exchange station further includes a refrigeration system pipeline; Wherein, the assembling method further comprises the following steps: The refrigeration system pipeline is installed inside the column unit, and the refrigeration system pipeline is connected to a refrigeration source and the charging unit module, so as to cool the cooling object in the charging bin.

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