Energy storage variable flow boosting device

Abstract

The utility model provides an energy storage converter boosting device, and relates to the technical field of energy storage, and the device comprises a box body pedestal, and a high-voltage chamber, a transformer chamber and an energy storage converter module which are disposed on the box body pedestal. A high-voltage cabinet and a monitoring cabinet are mounted in the high-voltage chamber; a transformer is mounted in the transformer chamber; the high-voltage cabinet, the transformer and the energy storage converter module are connected in sequence; the monitoring cabinet is connected with the energy storage converter; a first side plate of the transformer chamber is provided with a double-layer door, a transformer chamber door is mounted on the outer side, and a transformer net door is mounted on the inner side; air inlet shutters are arranged at the lower parts of the transformer chamber door and the first side plate; a fan and a fan cover are arranged on the top of a second side plate of the transformer chamber, and the first side plate and the second side plate are oppositely arranged. According to the invention, the heat dissipation effect of the transformer in the energy storage converter boosting device can be effectively guaranteed.

Description

Technical Field

[0001] This application relates to the technical field of energy storage, and particularly to an energy storage inverter and booster device. Background Art

[0002] With the continuous deepening of the global energy structure transformation, the utilization of renewable energy has received increasing attention. Against this background, energy storage inverter and booster devices have emerged, and with their unique advantages, they have become an important force in promoting the development of green energy.

[0003] Existing energy storage inverter and booster devices generally adopt an indoor structure form, and the box body adopts an overall closed structure. During the actual operation of the transformer, a large amount of heat will be generated, resulting in a relatively high temperature inside the box body. Prolonged operation will cause damage to the electrical components inside the box body and affect the service life.

[0004] Therefore, how to effectively ensure the heat dissipation effect of the transformer in the energy storage inverter and booster device is an urgent problem to be solved in this field. Utility Model Content

[0005] To solve the above technical problems, this application provides an energy storage inverter and booster device, which can effectively ensure the heat dissipation effect of the transformer in the energy storage inverter and booster device.

[0006] The technical solution provided by this application is as follows:

[0007] An energy storage inverter and booster device, comprising: a box body base, a high-voltage chamber, a transformer chamber, and an energy storage converter module arranged on the box body base;

[0008] A high-voltage cabinet and a monitoring cabinet are installed in the high-voltage chamber;

[0009] A transformer is installed in the transformer chamber;

[0010] The high-voltage cabinet, the transformer, and the energy storage converter module are connected in sequence;

[0011] The monitoring cabinet is connected to the energy storage converter;

[0012] A double-layer door is provided on the first side plate of the transformer chamber, with a transformer chamber door installed on the outside and a transformer mesh door installed on the inside;

[0013] Air inlet louvers are provided at the lower parts of the transformer chamber door and the first side plate;

[0014] A fan and a fan cover are provided at the top of the second side plate of the transformer chamber, and the first side plate and the second side plate are arranged opposite to each other.

[0015] Preferably, in the energy storage inverter and booster device, the energy storage inverter module includes at least one energy storage inverter, and the energy storage inverter is installed on the elevated waterproof mounting platform on the cabinet base.

[0016] Preferably, in the energy storage inverter and booster device, the elevated waterproof mounting platform is composed of a mounting frame and a sealing plate, and a cable channel is provided at the top of the elevated waterproof mounting platform.

[0017] Preferably, in the energy storage inverter and booster device, the energy storage inverter is connected to the low-voltage side of the transformer in the transformer room through a copper busbar via a cable bridge; the energy storage inverter is connected to the monitoring cabinet in the high-voltage room through secondary cables via a conduit.

[0018] Preferably, in the energy storage inverter and booster device, the high-voltage room and the transformer room are separated by a partition in a container.

[0019] Preferably, in the energy storage inverter and booster device, the top cover of the container and the area of the cabinet base located at the bottom of the energy storage inverter module both adopt a convex structure.

[0020] Preferably, in the energy storage inverter and booster device, the high-voltage cabinet includes a high-voltage cabinet frame, and a switch device and an instrument transformer that are installed on the high-voltage cabinet frame and are connected in sequence. One end of the instrument transformer is connected to the high-voltage side of the transformer in the transformer room through a copper busbar via a through-wall sleeve on the partition.

[0021] Preferably, in the energy storage inverter and booster device, the monitoring cabinet is arranged on one side of the high-voltage cabinet. A high-voltage cabinet door is provided on one side of the high-voltage room close to the high-voltage cabinet, and a monitoring cabinet door and a heat dissipation louver are provided on one side of the high-voltage room close to the monitoring cabinet.

[0022] Preferably, in the energy storage inverter and booster device, a lightning arrester is provided in the high-voltage cabinet, and a discharge counter is provided on the door panel of the high-voltage cabinet door, and the lightning arrester is connected to the discharge counter.

[0023] Preferably, in the energy storage inverter and booster device, electromagnetic door locks are provided on both the high-voltage cabinet door and the transformer grid door. The electromagnetic door lock provided on the high-voltage cabinet door is connected to the live detection sensor provided in the high-voltage cabinet, and the electromagnetic door lock provided on the transformer grid door is connected to the live detection sensor provided in the transformer room.

[0024] An energy storage converter and step-up device provided by the present application includes: a box base, a high-voltage chamber, a transformer chamber, and an energy storage converter module disposed on the box base; a high-voltage cabinet and a monitoring cabinet are installed in the high-voltage chamber; a transformer is installed in the transformer chamber; the high-voltage cabinet, the transformer, and the energy storage converter module are connected in sequence; the monitoring cabinet is connected to the energy storage converter; by making the energy storage converter module into an independent outdoor module, compared with the existing method of installing all modules in an indoor box and using a closed structure, it can reduce a part of the heat dissipation pressure inside the box; in addition, the first side plate of the transformer chamber is provided with a double-layer door, a transformer chamber door is installed on the outside, and a transformer mesh door is installed on the inside; air inlet louvers are provided at the lower part of the transformer chamber door and the first side plate; a fan and a fan cover are provided at the top of the second side plate of the transformer chamber, and the first side plate and the second side plate are arranged opposite to each other, so as to form an air duct when the fan operates, improve the heat dissipation effect of the transformer in the transformer chamber, and at the same time meet the safety protection requirements of the transformer.

[0025] In summary, the energy storage converter and step-up device provided by the present application can effectively ensure the heat dissipation effect of the transformer in the energy storage converter and step-up device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings described below are only some embodiments recorded in the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0027] Figure 1 It is a schematic external structure diagram of the energy storage converter and step-up device provided by the embodiment of the present application;

[0028] Figure 2 It is another schematic external structure diagram of the energy storage converter and step-up device provided by the embodiment of the present application;

[0029] Figure 3 It is a schematic internal structure diagram of the energy storage converter and step-up device provided by the embodiment of the present application;

[0030] Figure 4 It is a schematic structure diagram of the raised waterproof mounting platform provided by the embodiment of the present application;

[0031] Figure 5 It is another schematic internal structure diagram of the energy storage converter and step-up device provided by the embodiment of the present application;

[0032] Figure 6 It is another schematic internal structure diagram of the energy storage converter and step-up device provided by the embodiment of the present application;

[0033] Figure 7 Structural schematic diagram of the high-voltage cabinet provided by the embodiment of the present application;

[0034] Figure 8 Structural schematic diagram of the transformer network door provided by the embodiment of the present application. Detailed implementation manners

[0035] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0036] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0037] It should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present application.

[0038] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality of" or "several" means two or more, unless otherwise specifically defined.

[0039] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those skilled in this technology to understand and read, and are not used to limit the limited conditions that the present application can be implemented. Therefore, they do not have a technical essence. Any modification of the structure, change of the proportional relationship, or adjustment of the size, without affecting the effects that the present application can produce and the purposes that can be achieved, should still fall within the scope covered by the technical content disclosed in the present application.

[0040] The embodiments of the present application are written in a progressive manner.

[0041] As Figures 1 to 8 shown, an energy storage inverter and step-up device provided by an embodiment of the present application includes: a box body base 1, a high-voltage chamber 2, a transformer chamber 3, and an energy storage inverter module 4 provided on the box body base 1; a high-voltage cabinet 20 and a monitoring cabinet 21 are installed in the high-voltage chamber 2; a transformer 30 is installed in the transformer chamber 3; the high-voltage cabinet 20, the transformer 30, and the energy storage inverter module 4 are connected in sequence; the monitoring cabinet 21 is connected to the energy storage inverter 40; a double-layer door is provided on the first side plate of the transformer chamber 3, a transformer chamber door 31 is installed on the outside, and a transformer mesh door 32 is installed on the inside; air inlet louvers 33 are provided at the lower parts of the transformer chamber door 31 and the first side plate; a fan 34 and a fan cover 35 are provided at the top of the second side plate of the transformer chamber 3, and the first side plate and the second side plate are oppositely arranged.

[0042] Among them, the energy storage inverter module 4 is made into an independent outdoor module and installed at one end of the box body base 1, which can save a large closed box body, shorten the processing cycle of the box body, save costs, and compared with the existing method of installing modules in an indoor box body and adopting a closed structure, it can reduce a part of the heat dissipation pressure inside the box body; the high-voltage chamber 2 and the transformer chamber 3 can adopt a metal steel plate shell with an internal heat insulation and heat preservation layer; specifically, the energy storage inverter module 4 is connected to the low-voltage side of the transformer 30, the high-voltage cabinet 20 is connected to the high-voltage side of the transformer 30, and the transformer 30 can adopt a structure with upper wiring on the high-voltage side and lower wiring on the low-voltage side. The energy storage inverter module 4 is connected to the monitoring cabinet 21 to receive control signals. In practical applications, the input end of the energy storage inverter module 4 can be connected to a battery pack to control the charging and discharging processes of the battery pack, perform AC-DC conversion, and directly supply power to AC loads in the absence of a power grid. The monitoring cabinet 21 receives background control instructions and controls the energy storage inverter module 4 to charge or discharge the battery pack according to the control instructions. The direct current in the battery pack is inverted and stepped up after passing through the energy storage inverter module 4 and the transformer 30, and then is connected to the high-voltage power grid through the high-voltage cabinet 20 and further connected to the commercial power to realize the regulation of the active power and reactive power of the high-voltage power grid.

[0043] Among them, the first side plate of the transformer chamber 3 is provided with a double-layer door, with a transformer chamber door 31 installed on the outside and a transformer mesh door 32 installed on the inside. The design of the double-layer door can meet the safety protection requirements of the transformer 30. During the actual operation of the transformer 30, a large amount of heat will be generated. To effectively ensure the heat dissipation effect of the transformer 30, air inlet louvers 33 are provided at both the transformer chamber door 31 and the lower part of the first side plate. At the top of the second side plate of the transformer chamber 3, a fan 34 and a fan cover 35 are provided. The first side plate and the second side plate are arranged opposite to each other. When the fan 34 is operating, air enters the transformer chamber 3 through the air inlet louvers 33 and the transformer mesh door 32, and then is taken out by the fan 34 to form an air duct, which can effectively improve the heat dissipation effect of the transformer 30 in the transformer chamber 3. At the same time, the setting of the fan cover 35 can protect the fan 34 and ensure the normal operation of the fan 34.

[0044] Existing energy storage inverter and step-up devices generally adopt an indoor structure form, and the box body adopts an overall closed structure. During the actual operation of the transformer, a large amount of heat will be generated, resulting in a relatively high temperature inside the box body. Long-term operation will cause damage to the electrical components inside the box body and affect the service life.

[0045] An energy storage inverter and step-up device provided in this embodiment includes: a box body base 1, a high-voltage chamber 2, a transformer chamber 3, and an energy storage inverter module 4 provided on the box body base 1; a high-voltage cabinet 20 and a monitoring cabinet 21 are installed in the high-voltage chamber 2; a transformer 30 is installed in the transformer chamber 3; the high-voltage cabinet 20, the transformer 30, and the energy storage inverter module 4 are connected in sequence; the monitoring cabinet 21 is connected to the energy storage inverter 40. By making the energy storage inverter module 4 into an independent outdoor module, compared with the existing method of installing all modules in an indoor box body and adopting a closed structure, it can reduce a part of the heat dissipation pressure inside the box body. In addition, the first side plate of the transformer chamber 3 is provided with a double-layer door, with a transformer chamber door 31 installed on the outside and a transformer mesh door 32 installed on the inside; air inlet louvers 33 are provided at both the transformer chamber door 31 and the lower part of the first side plate; at the top of the second side plate of the transformer chamber 3, a fan 34 and a fan cover 35 are provided. The first side plate and the second side plate are arranged opposite to each other, so that an air duct can be formed when the fan 34 is operating, improving the heat dissipation effect of the transformer 30 in the transformer chamber 3 and meeting the safety protection requirements of the transformer 30 at the same time.

[0046] In summary, the energy storage inverter and step-up device provided in this embodiment can effectively ensure the heat dissipation effect of the transformer 30 in the energy storage inverter and step-up device.

[0047] In other embodiments of the present application, a temperature sensor (not shown in the figure) is further provided in the transformer chamber 3. The temperature sensor is connected to the monitoring cabinet 21, and the monitoring cabinet 21 is further connected to the fan 34. The temperature sensor is used to detect the temperature in the transformer chamber 3 and send the temperature detection data to the monitoring cabinet 21. The monitoring cabinet 21 is further used to determine whether the temperature in the transformer chamber 3 exceeds a preset temperature threshold according to the temperature detection data. If so, it controls the fan 34 to start running; if not, it controls the fan 34 to stop running, so as to realize the automatic regulation of the temperature in the transformer chamber 3.

[0048] In other embodiments of the present application, the energy storage converter module 4 includes at least one energy storage converter 40, and the energy storage converter 40 is installed on the raised waterproof mounting platform 10 on the box body base 1. Among them, the full name of the energy storage converter 40 is Power Control System, and it can use existing equipment. The number of energy storage converters 40 can be set according to actual application requirements. Taking Figure 3 the shown energy storage converter and booster device as an example, the energy storage converter module 4 includes two energy storage converters 40, and the two energy storage converters 40 can be installed side by side on the raised waterproof mounting platform 10 on the box body base 1. Since the energy storage converter module 4 is made into an independent outdoor module, by setting the raised waterproof mounting platform 10, it can effectively prevent rainwater on the box body base 1 from flowing into the equipment under harsh climate conditions.

[0049] In some embodiments, the raised waterproof mounting platform 10 is composed of a mounting frame 11 and a sealing plate 12, and a cable channel 13 is provided at the top of the raised waterproof mounting platform 10. Among them, the materials of the mounting frame 11 and the sealing plate 12, and the number of cable channels 13 can be set according to actual application requirements, and the present application does not limit this. By setting the cable channel 13, it is convenient for the wiring of the energy storage converter 40.

[0050] In other embodiments, the energy storage converter 40 is connected to the low-voltage side of the transformer 30 in the transformer chamber 3 through a copper busbar via a cable tray 14; the energy storage converter 40 is connected to the monitoring cabinet 21 in the high-voltage chamber 2 through secondary cables via a conduit 15. Among them, the cable tray 14 and the conduit 15 can pass through the bottom of the side plate of the transformer chamber 3, and the number of cable trays 14 and conduits 15 can be set according to actual application requirements; by setting the cable tray 14 and the conduit 15, it can play a good role in protecting the cables.

[0051] In other embodiments of the present application, the high-voltage chamber 2 and the transformer chamber 3 are separated by a partition 16 in a container. Among them, the container can adopt a prefabricated design, which is not only convenient for transportation and installation, but also greatly reduces the product cost. In some other embodiments, a plurality of lifting points 17 are provided on the box body base 1, and the plurality of lifting points 17 can be arranged around the box body base 1. When carrying out transfer and hoisting, the hoisting equipment can hoist through the lifting points 17 to meet the hoisting requirements; among them, the lifting points 17 can adopt lifting shafts, which are convenient and stable for hoisting and not easy to tilt. The present application does not limit this.

[0052] In some embodiments, the top cover 18 of the container and the area of the box body base 1 located at the bottom of the energy storage converter module 4 both adopt a convex structure to meet the design requirements of non-pooling water.

[0053] In some other embodiments, the top cover 18 of the container can also adopt a pitched roof; the box body of the container is rust-removed and rust-proofed to meet the requirements of the paint film thickness. The present application does not limit this.

[0054] In other embodiments of the present application, the high-voltage switchgear 20 includes a high-voltage switchgear frame 22, and a switching device and an instrument transformer 23 which are installed on the high-voltage switchgear frame 22 and connected in sequence. One end of the instrument transformer 23 is connected to the high-voltage side of the transformer 30 in the transformer chamber 3 through a copper busbar via a through-wall bushing 19 on the partition 16. Among them, the switching device can adopt a load switch (not shown in the figure) or a circuit breaker 24, which can be set based on actual application requirements; after the switching device passes through the instrument transformer 23, it is connected to the high-voltage side of the transformer 30 in the transformer chamber 3 through a copper busbar via a through-wall bushing 19 on the partition 16. The instrument transformer 23 can provide functions such as power supply for measurement, metering, and protection. According to the signals provided by the instrument transformer 23, the type of fault can be judged and a fault signal can be issued.

[0055] In some embodiments, the through-wall bushing 19 can be set to be multiple based on actual application requirements. The through-wall bushing 19 is convenient for installing cables and also serves the purpose of protecting the cables; in some other embodiments, an insulator 25 for supporting the cables is also provided at the connection between the switching device and the instrument transformer 23. By setting the insulator 25, the cables can be firmly supported and fixed to form good insulation.

[0056] In some other embodiments, a box body grounding point (not shown in the figure) is also provided on the box body base 1, and the box body grounding point is connected by a pipe between the high-voltage chamber 2, the transformer chamber 3 and the energy storage converter module 4 to meet the equipotential requirement.

[0057] In other embodiments of the present application, the monitoring cabinet 21 is arranged on one side of the high-voltage cabinet 20. A high-voltage cabinet door 26 is arranged on one side of the high-voltage chamber 2 close to the high-voltage cabinet 20, and a monitoring cabinet door 27 and heat dissipation louvers 28 are arranged on one side of the high-voltage chamber 2 close to the monitoring cabinet 21. Among them, by arranging the high-voltage cabinet door 26 and the monitoring cabinet door 27, it is convenient for the staff to repair the high-voltage cabinet 20 and the monitoring cabinet 21. By arranging the heat dissipation louvers 28, the ventilation and heat dissipation requirements can be met.

[0058] In some embodiments, the high-voltage cabinet door 26 is also provided with a transparent viewing window 29. The staff can directly observe the operation status of the high-voltage cabinet 20 through the transparent viewing window 29. The transparent viewing window 29 can specifically adopt a glass viewing window, and the present application does not limit this.

[0059] In other embodiments of the present application, a lightning arrester 5 is arranged in the high-voltage cabinet 20, and a discharge counter 6 is arranged on the door panel of the high-voltage cabinet door 26. The lightning arrester 5 is connected to the discharge counter 6. Among them, the lightning arrester 5 can be connected to the switchgear. The discharge counter 6 is used to record the number of actions of the lightning arrester 5 to master the law of lightning activities, improve the reliability of equipment lightning protection, monitor the service life of the lightning arrester 5, and study the operation status of the energy storage inverter and booster device under atmospheric overvoltage. The number of the lightning arrester 5 and the discharge counter 6 can be set based on actual application requirements, and the present application does not limit this.

[0060] In other embodiments of the present application, electromagnetic door locks 7 are arranged on both the high-voltage cabinet door 26 and the transformer network door 32. The electromagnetic door lock 7 arranged on the high-voltage cabinet door 26 is connected to the live detection sensor 36 arranged in the high-voltage cabinet 20, and the electromagnetic door lock 7 arranged on the transformer network door 32 is connected to the live detection sensor 36 arranged in the transformer chamber 3. Among them, the live detection sensor 36 can adopt an existing live detection sensor. The electromagnetic door lock 7 has the characteristic that it cannot be opened when it is live. When the detection result of the live detection sensor 36 is live, the electromagnetic door lock 7 connected to the live detection sensor 36 is not unlocked. By arranging the live detection sensor 36 and the electromagnetic door lock 7, it can provide an important guarantee for the security of the energy storage inverter and booster device.

[0061] In some embodiments, travel switches 37 are arranged on the transformer network door 32, the transformer chamber door 31, the high-voltage cabinet door 26, and the monitoring cabinet door 27. Among them, the travel switch 37 installed on the transformer network door 32 is interlocked with the high-voltage side incoming line switch of the transformer 30. When the transformer network door 32 is closed, the transformer 30 is energized. When the transformer network door 32 is opened, the high-voltage side of the transformer 30 trips and the transformer 30 is de-energized. The electromagnetic door lock 7 on the transformer network door 32 is locked when the transformer 30 is energized to improve safety. In other embodiments, a padlock bracket 8 and a long bolt 9 are also arranged on the transformer network door 32, and the present application does not limit this.

[0062] In other embodiments of the present application, the above energy storage converter and booster device further includes a fire protection system, which includes: smoke detectors and temperature detectors arranged in the high-voltage room 2 and the transformer room 3, as well as a manual alarm 38 and an audible and visual alarm 39 arranged on the container body. Among them, the smoke detectors and temperature detectors can adopt existing sensors. The audible and visual alarm 39 is connected to the smoke detectors and temperature detectors. The audible and visual alarm 37 operates according to the detection data of the smoke detectors and temperature detectors, as well as the smoke detection set value and the temperature detection set value. The manual alarm 36 is manually operated according to the fire protection level, and the present application does not limit this. By setting up the fire protection system, the fire safety of the energy storage converter and booster device can be effectively guaranteed.

[0063] In other embodiments of the present application, the above energy storage converter and booster device is further configured with safety guarantee systems such as a power distribution system, a lighting system, and a monitoring system to improve the safety guarantee ability of the energy storage converter and booster device. Among them, the power distribution system can adopt an existing power distribution module; the monitoring system can include: cameras 41 arranged in the high-voltage room 2 and the transformer room 3, and the cameras 41 can be connected to a monitoring platform to realize real-time monitoring of the equipment in the high-voltage room 2 and the transformer room 3; the lighting system can include: lighting lamps 42 arranged in the high-voltage room 2 and the transformer room 3. Preferably, one lighting lamp 42 is arranged on each side of the high-voltage room 2 close to the high-voltage cabinet 20 and close to the monitoring cabinet 21 to provide sufficient lighting for each area.

[0064] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An energy storage current conversion and voltage boosting device, characterized in that: include: A box base, a high voltage chamber, a transformer chamber and an energy storage converter module arranged on the box base; A high voltage cabinet and a monitoring cabinet are installed in the high voltage chamber; A transformer is installed in the transformer room; The high-voltage cabinet, the transformer and the energy storage converter module are connected in sequence; The monitoring cabinet is connected to the energy storage converter module; The first side panel of the transformer room is provided with a double door, a transformer room door is installed on the outer side, and a transformer mesh door is installed on the inner side; The transformer chamber door and the lower part of the first side panel are both provided with air inlet shutters; A fan and a fan cover are arranged on the top of the second side plate of the transformer chamber, and the first side plate and the second side plate are arranged opposite to each other.

2. The device according to claim 1, characterized in that The energy storage converter module includes at least one energy storage converter, and the energy storage converter is installed on a raised waterproof mounting platform on the box base.

3. The device according to claim 2, characterized in that The elevated waterproof mounting platform is composed of a mounting frame and a sealing plate, and a cable channel is arranged on the top of the elevated waterproof mounting platform.

4. The device according to claim 2, characterized in that The energy storage converter is connected to the low-voltage side of the transformer in the transformer room by using a copper busbar through a bridge; the energy storage converter is connected to the monitoring cabinet in the high-voltage room by using a secondary cable through a wire conduit.

5. The device according to claim 1, characterized in that The high voltage chamber and the transformer chamber are separated by a partition plate from a container.

6. The device according to claim 5, characterized in that The top cover of the container and the area of ​​the box base located at the bottom of the energy storage converter module both adopt an upward convex structure.

7. The device according to claim 5, characterized in that The high-voltage cabinet includes a high-voltage cabinet frame, and a switch device and a transformer installed on the high-voltage cabinet frame and connected in sequence. One end of the transformer is connected to the high-voltage side of the transformer in the transformer room through a copper busbar through a wall sleeve on the partition.

8. The device according to claim 1, characterized in that The monitoring cabinet is arranged on one side of the high-voltage cabinet, a high-voltage cabinet door is arranged on the side of the high-voltage chamber close to the high-voltage cabinet, and a monitoring cabinet door and heat dissipation shutters are arranged on the side of the high-voltage chamber close to the monitoring cabinet.

9. The device according to claim 8, characterized in that A lightning arrester is arranged in the high-voltage cabinet, a discharge counter is arranged on the door panel of the high-voltage cabinet door, and the lightning arrester is connected to the discharge counter.

10. The device according to claim 8, characterized in that The high-voltage cabinet door and the transformer mesh door are both provided with electromagnetic door locks. The electromagnetic door lock provided on the high-voltage cabinet door is connected to the live detection sensor provided in the high-voltage cabinet, and the electromagnetic door lock provided on the transformer mesh door is connected to the live detection sensor provided in the transformer room.

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