Battery replacement system rear-end cabinet body structure

Abstract

The utility model provides a battery replacement system rear-end cabinet body structure, which comprises a cabinet body, six cabins are arranged in the cabinet body, and the six cabins respectively comprise a first battery replacement output cabin, a weak current control cabin and a second battery replacement output cabin which are sequentially arranged side by side on the front surface of the cabinet body. The first module cabin, the alternating current input cabin and the second module cabin are sequentially arranged side by side on the back surface of the cabinet body; the first power conversion output cabin and the second power conversion output cabin are internally provided with power conversion direct current output modules, the weak current control cabin is internally provided with a control module, the first module cabin and the second module cabin are internally provided with a plurality of charging modules, and the alternating current input cabin is internally provided with two groups of alternating current input modules; the control module is respectively connected with the alternating current input module, the charging module and the alternating current output module; and each cabin is provided with a cabinet door. The rear-end cabinet body structure of the battery changing system is simple in structure, reasonable in layout, good in heat dissipation effect, standard in circuit and convenient to maintain, and the space in the cabinet body is fully utilized.

Description

Technical Field

[0001] This utility model relates to the field of electric vehicle charging technology, and in particular to a back-end cabinet structure for a battery swapping system. Background Technology

[0002] Charging stations are primarily used to charge electric vehicles. With the increasing popularity of new energy vehicles, charging stations are becoming increasingly integrated into our lives. However, the battery capacity of high-power heavy-duty trucks is enormous, and the power and charging time of conventional charging stations simply cannot meet their needs. Therefore, battery swapping systems integrate a certain number of charging modules for simultaneous charging, and the truck batteries can be directly swapped, greatly improving efficiency. However, existing battery swapping systems have the following drawbacks in terms of the internal space of the back-end cabinet structure:

[0003] Low utilization efficiency: The internal space layout of traditional charging cabinets is relatively fixed, resulting in low space utilization and difficulty in meeting the needs of different types of charging equipment and users.

[0004] Insufficient heat dissipation and protection: A large amount of heat is generated during charging. Poor heat dissipation may affect the lifespan of the equipment and charging efficiency. At the same time, insufficient protective measures may lead to moisture damage, corrosion, or damage from external forces.

[0005] Therefore, the rationality of the spatial layout directly affects charging efficiency, equipment maintenance, and user safety experience. Summary of the Invention

[0006] The technical problem to be solved by this utility model is to provide a simple and reasonable rear cabinet structure for a battery swapping system. It makes full use of the space inside the cabinet, has good heat dissipation, can output multiple charging lines at the same time, has a modular design inside the cabinet, clear distinction between strong and weak current, simple and clear compartments, standardized wiring, and convenient maintenance.

[0007] This utility model is implemented as follows: A back-end cabinet structure for a battery swapping system includes a cabinet with six compartments inside. These include a first battery swapping output compartment, a low-voltage control compartment, and a second battery swapping output compartment arranged side-by-side on the front of the cabinet; and a first module compartment, an AC power input compartment, and a second module compartment arranged side-by-side on the back of the cabinet. Each of the first and second battery swapping output compartments is equipped with a battery swapping DC output module. The DC output module is externally protected by a first protective plate. The low-voltage control compartment contains a control module. The first and second module compartments... Each compartment is equipped with several charging modules. The AC input compartment has two sets of AC input modules, and the AC input modules are equipped with a second protective plate on their outer side. The AC input modules are connected to the charging modules, and the charging modules are connected to the battery swapping DC output modules. The control module is connected to the AC input modules, the charging modules, and the battery swapping DC output modules respectively. Each compartment is equipped with a cabinet door. The low-voltage control compartment is the main control door, and the other cabinet doors are equipped with grilles. The cabinet doors of the first and second battery swapping output compartments are equipped with several cooling fans.

[0008] Furthermore, the AC input module includes a circuit breaker and a copper busbar. The municipal power grid is connected to the circuit breaker and to the charging module via the copper busbar.

[0009] Furthermore, the control module includes a central control display screen, an emergency stop switch button, and indicator lights, and the central control display screen, emergency stop switch button, and indicator lights are located on the main control door.

[0010] Furthermore, a support plate is provided along the bottom edge of the cabinet, and a notch is provided on the support plate located at the bottom of the AC input compartment.

[0011] Furthermore, the bottom of the first and second battery swapping output compartments is provided with DC output wiring holes.

[0012] The advantages of this utility model are as follows: This utility model is a simple, compact, and reasonably laid-out battery swapping system back-end cabinet structure. It makes full use of the internal space of the cabinet, has good heat dissipation, can output multiple charging lines at the same time, has a modular design inside the cabinet, clear distinction between strong and weak current, simple and clear compartments, standardized wiring, and convenient maintenance. Attached Figure Description

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0014] Figure 1 This is a schematic diagram of the front structure of the back-end cabinet of this utility model.

[0015] Figure 2 This is a schematic diagram of the rear structure of the back-end cabinet of this utility model.

[0016] Figure 3 This is a schematic diagram of the front opening structure of the back-end cabinet of this utility model. Figure 1 .

[0017] Figure 4 This is a schematic diagram of the front opening structure of the back-end cabinet of this utility model. Figure 2 .

[0018] Figure 5 This is a schematic diagram of the back-end cabinet of this utility model when opened.

[0019] Figure 6 This is a schematic diagram of the internal structure of the back end cabinet of this utility model.

[0020] Reference numerals: Cabinet 1, First Battery Swapping Output Compartment 11, DC Output Wiring Hole 111, Low Voltage Control Compartment 12, Second Battery Swapping Output Compartment 13, First Module Compartment 14, AC Input Compartment 15, Second Module Compartment 16, Support Plate 17, Notch 171, Battery Swapping DC Output Module 2, First Protective Plate 21, Control Module 3, Central Control Display Screen 31, Emergency Stop Switch Button 32, Indicator Light 33, Charging Module 4, AC Input Module 5, Circuit Breaker 51, Second Protective Plate 52, Copper Busbar 53, Cabinet Door 6, Grid 61, Cooling Fan 7, Main Control Compartment Door 8. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model.

[0022] like Figures 1 to 6As shown, this utility model is a back-end cabinet structure for a battery swapping system, including a cabinet 1. The cabinet 1 has six compartments, including a first battery swapping output compartment 11, a low-voltage control compartment 12, and a second battery swapping output compartment 13 arranged side by side on the front of the cabinet 1, and a first module compartment 14, an AC power input compartment 15, and a second module compartment 16 arranged side by side on the back of the cabinet 1. Each of the first battery swapping output compartment 11 and the second battery swapping output compartment 13 is provided with a battery swapping DC output module 2. The battery swapping DC output module 2 is provided with a first protective plate 21 on the outside, and the bottom of the first battery swapping output compartment 11 and the second battery swapping output compartment 13 is provided with a DC output wiring hole 111 for connecting to an external circuit. The low-voltage control compartment 12 is equipped with a control module 3. The first module compartment 14 and the second module compartment 16 each contain several charging modules 4. The AC input compartment 15 contains two sets of AC input modules 5, each including a circuit breaker 51 and a copper busbar 53. The municipal power grid is connected to the circuit breaker 51 and to the charging modules 4 via the copper busbar 53. A second protective plate 52 is provided on the outside of the AC input module 5. The AC input module 5 is connected to the charging module 4, and the charging module 4 is connected to the battery swapping DC output module 2. The control module 3 is connected to both the AC input module 5 and the charging module 4. 4. The control module 3 is connected to the DC output module 2 for battery swapping. The control module 3 includes a central control display screen 31, an emergency stop switch button 32, and indicator lights 33. Each compartment is equipped with a cabinet door 6. The weak current control compartment is the main control door 8. The other cabinet doors 6 are equipped with grilles 61. The cabinet doors 6 allow for independent opening and closing of each compartment, and provide good ventilation and heat dissipation. The cabinet doors of the first battery swapping output compartment 11 and the second battery swapping output compartment 13 are equipped with several cooling fans 7 to enhance the heat dissipation effect inside the compartment. The central control display screen 31, the emergency stop switch button 32, and the indicator lights 33 are located on the main control door 6. A support plate 17 is provided along the bottom edge of the cabinet 1. A notch 171 is opened on the support plate 17 at the bottom of the AC input compartment 15. The municipal power grid line is connected to the AC input module 5 through the notch 171.

[0023] This utility model arranges the first battery swapping output compartment 11 and the second battery swapping output compartment 13 on both sides of the low-voltage control compartment 12; the first module compartment 14 and the second module compartment 16 are arranged on both sides of the AC power input compartment 15. In this way, the AC power from the municipal power grid is delivered to the charging module 4 in the first module compartment 14 and the second module compartment 16 through the circuit breakers 51 of the two sets of AC power input modules 5 respectively. This layout can maximize the use of the internal space of the upper cabinet 1, and at the same time, the first protective plate 21 and the second protective plate 52 can provide electrical isolation and safety protection.

[0024] The working principle of this utility model is as follows: The AC input module 5 is connected to the municipal power grid through the circuit breaker 1 and to each charging module 4 through the copper busbar 53. The charging module 4 can be a commercially available product, which is used to convert AC power to DC power and then output the DC power to the battery swapping DC output module 2. The battery swapping DC output module 2 includes a DC contactor and a fuse. A shunt can be installed downstream of the DC contactor as needed. The control module 3 is connected to the AC input module 5, the charging module 4 and the battery swapping DC output module 2 respectively to collect working status signals. The indicator lights 33 on the cabinet door 6, the central control display screen 31 and the emergency stop switch button 32 can be used to clearly understand the operation status of the battery swapping system without opening the cabinet door. The above-mentioned circuit components are all very common in this field, so their hardware structure and circuit connection relationships will not be described in detail.

[0025] This utility model is a simple, compact, and rationally laid-out battery swapping system back-end cabinet structure. It makes full use of the internal space of the cabinet, has good heat dissipation, can output multiple charging lines simultaneously, features a modular design inside the cabinet, clearly distinguishes between strong and weak current circuits, keeps each compartment simple and clear, has standardized wiring, and is easy to maintain.

[0026] While specific embodiments of the present invention have been described above, those skilled in the art should understand that the specific embodiments described are merely illustrative and not intended to limit the scope of the present invention. Equivalent modifications and variations made by those skilled in the art in accordance with the spirit of the present invention should be covered within the scope of protection of the claims of the present invention.

Claims

1. A battery replacement system back-end cabinet body structure, comprising a cabinet body, characterized in that: Six cabins are arranged in the cabinet body, including a first battery replacement output cabin, a weak current control cabin and a second battery replacement output cabin arranged in sequence and side by side on the front of the cabinet body, a first module cabin, an alternating current input cabin and a second module cabin arranged in sequence and side by side on the back of the cabinet body; the first battery replacement output cabin and the second battery replacement output cabin are both provided with a battery replacement direct current output module, the battery replacement direct current output module is externally provided with a first protective plate, the weak current control cabin is provided with a control module, the first module cabin and the second module cabin are both provided with a plurality of charging modules, the alternating current input cabin is provided with two groups of alternating current input modules, and the outer side of the alternating current input modules is provided with a second protective plate; the alternating current input modules are connected with the charging modules, the charging modules are connected with the battery replacement direct current output modules, and the control module is connected with the alternating current input modules, the charging modules and the battery replacement direct current output modules; each cabin is provided with a cabinet door, the weak current control cabin is a main control door, the remaining cabinet doors are all provided with a grid, and the cabinet doors of the first battery replacement output cabin and the second battery replacement output cabin are both provided with a plurality of cooling fans.

2. The battery replacement system back-end cabinet body structure of claim 1, wherein: The alternating current input module comprises a circuit breaker and a copper bar, the municipal power grid is connected with the circuit breaker, and the copper bar is connected with the charging modules.

3. The battery replacement system back-end cabinet body structure of claim 1, wherein: The control module comprises a central control display screen, an emergency stop switch button and an indicator, and the central control display screen, the emergency stop switch button and the indicator are arranged on the main control door.

4. The battery replacement system back-end cabinet body structure of claim 1, wherein: A support plate is arranged along the bottom edge of the cabinet body, and a gap is formed in the support plate at the bottom of the alternating current input cabin.

5. The battery replacement system back-end cabinet body structure of claim 1, wherein: The first battery replacement output cabin and the second battery replacement output cabin are provided with direct current output wiring holes at the bottom.

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