Stacked assembly immersed heat preservation energy storage battery system

Abstract

The utility model provides a stack-assembled immersed heat-preservation energy-storage battery system which comprises a base, and a coaming assembly is arranged at the top of the base; the side plate is formed by stacking the tenon-and-mortise structures formed by the tenons, the mortises and the mortises on the plate bodies in a building block mode, so that the height of the side plate can be increased according to requirements, the occupied area is reduced, and the land is saved; all structures formed by pouring reinforced concrete composite materials are stacked in a building block mode to form the frame, the cost is lower than that of a metal plate container, the manufacturing cost can be reduced by one third, and the frame meets the 7-level earthquake resisting standard; meanwhile, compared with a metal plate container frame, the frame is better in heat preservation, fire prevention and explosion prevention effects.

Description

Technical Field

[0001] The utility model relates to a stacked assembled immersed heat-insulating energy storage battery system, belonging to the technical field of energy storage. Background Art

[0002] Energy storage technology is a key technology to solve the problems of large-scale access to renewable energy and wind and solar power abandonment; it is an essential technology for the development of distributed energy, smart grids, and energy Internet; it is also an important supporting technology to solve the peak-shaving and valley-filling of conventional electricity and improve the efficiency, safety, and economy of conventional energy generation and transmission. However, the current energy storage systems all use sheet metal racks, cabinets, and containers as frame structures, which have problems such as poor insulation effect, high production and transportation costs, large land area, and difficulty in on-site construction and lifting.

[0003] Therefore, the utility model proposes a stacked assembled immersed thermal insulation energy storage battery system to solve the above problems. Utility Model Content

[0004] Based on the above background, the purpose of the present invention is to provide a stacked assembled immersed thermal insulation energy storage battery system to solve the problems described in the background technology.

[0005] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0006] A stacked assembled immersed thermal insulation energy storage battery system comprises a base, and a shroud assembly is provided on the top of the base;

[0007] The enclosure assembly includes a set of side panels and a rear cover, wherein the side panels are symmetrically arranged at the left and right sides of the top of the base, a plurality of battery plug boxes are arranged between the side panels, and the rear cover is arranged at the rear side of the top of the base;

[0008] Side panel: It is composed of several separate panels stacked in a building block style, a support panel is provided on the top of the panel, a tenon is provided on the top of the support panel, several equally spaced placement platforms are provided on the inner side of the panel from top to bottom, and a slide groove is provided on the top of several placement platforms, and the bottom surface of the lowest placement platform among several placement platforms is coplanar with the bottom surface of the panel to form a docking surface, and mortise is provided on the docking surface, and when the same side panels are stacked, the tenon and the mortise and tenon joints form a mortise and tenon structure;

[0009] A water tank is provided on the top of the side panel, a maintenance platform is provided on the water tank, a guardrail is provided on the outer circle of the top surface of the maintenance platform, an escalator is connected to the guardrail, and the escalator is located on one side of the side panel. A chiller is also provided on the maintenance platform, and a string PCS is provided on one side of the chiller.

[0010] Preferably, the battery box comprises a basin body, a liquid cooling plate is provided in the bottom layer of the basin body, a group of pulleys are provided on both sides of the bottom of the basin body, and when the battery box is inserted between the side plates, the pulleys rotate in the slide grooves, and the bottom surface of the basin body is slidably matched with the top surface of the placement table.

[0011] Preferably, a battery module is fixedly connected inside the basin body.

[0012] Preferably, the base, rear cover, plate body, placement table, tenon, water storage tank, maintenance platform and basin body are all made of reinforced concrete composite casting.

[0013] Preferably, the plate body, the placement table and the tenon are integrally formed.

[0014] Preferably, the liquid cooling plate is preset in the bottom layer of the basin body when the basin body is cast, and the liquid cooling plate is provided with a liquid inlet and a liquid outlet, and the liquid inlet and the liquid outlet are both exposed on the rear end surface of the basin body.

[0015] Preferably, a working display screen and an emergency stop switch are provided on the front end surface of the basin body of one of the battery plug-ins among the plurality of battery plug-ins.

[0016] Compared with the prior art, the utility model has the following advantages:

[0017] The utility model discloses a stacked assembled immersed heat-insulating energy storage battery system, in which the side panels are stacked in a building block-like manner by the tenons and mortise and tenon joints on each plate body forming a mortise and tenon structure, so that the side panels can be raised to a higher height as required, thereby reducing the floor space and saving land; the various structures cast using reinforced concrete composite materials are stacked in a building block-like manner to form a frame of the utility model, which is cheaper than a sheet metal container, can reduce one third of the manufacturing cost, and meets the earthquake resistance standard of magnitude 7; at the same time, compared with the sheet metal container frame, the frame of the utility model has better effects in terms of heat preservation, fire prevention and explosion prevention.

[0018] The utility model discloses a stacked assembled immersed thermal insulation energy storage battery system, in which a plug-in battery box is inserted into a placement table between side panels, so as to divide the space between a group of side panels into a plurality of thermal insulation boxes. The rotation of the pulley in the slide groove can make the insertion positioning more accurate, and the whole basin body can be quickly pulled out, replaced and maintained. Furthermore, the arrangement of a chiller plus a water storage tank is used to circulate with the liquid cooling plates in each thermal insulation box respectively, so that each thermal insulation box and the thermal management inside it can be controlled separately by a single cluster. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a schematic diagram of a single plate structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the battery plug box structure of the utility model;

[0023] Figure 4 This utility model Figure 3 sectional view of .

[0024] In the figure: 1. base; 2. enclosure assembly; 201. side panel; 202. rear cover; 203. plate body; 204. support plate; 205. tenon; 206. placement table; 207. docking surface; 208. mortise; 209. slide; 3. battery plug-in box; 301. basin body; 302. liquid cooling plate; 303. pulley; 4. water storage tank; 5. maintenance platform; 6. guardrail; 7. escalator; 8. chiller; 9. string PCS; 10. battery module; 11. liquid inlet; 12. liquid outlet; 13. working display screen. DETAILED DESCRIPTION

[0025] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0026] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods.

[0027] The following is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. In the following detailed description, for ease of explanation, many specific details are described to provide a comprehensive understanding of the embodiments of the present invention. However, one or more embodiments may also be implemented by those skilled in the art without these specific details.

[0028] like Figure 1-Figure 4 As shown, a stacked assembled immersion heat preservation energy storage battery system includes a base 1, a panel assembly 2 is provided on the top of the base 1, the panel assembly 2 includes a group of side panels 201 and a rear cover 202, a group of side panels 201 are symmetrically arranged at the left and right sides of the top of the base 1, a group of side panels 201 are inserted between a group of side panels 201, and a rear cover 202 is arranged at the rear side of the top of the base 1; the side panels 201 are composed of a plurality of separate panels 203 stacked in a building block style, and the top of the panel 203 is A support plate 204 is provided at the top of the support plate 204, a tenon 205 is provided at the top of the support plate 204, a plurality of equally spaced placement platforms 206 are provided on the inner side of the plate body 203 from top to bottom, a slide groove 209 is provided on the top of each of the plurality of placement platforms 206, the bottom surface of the lowest placement platform 206 among the plurality of placement platforms 206 is coplanar with the bottom surface of the plate body 203 to form a docking surface 207, a mortise 208 is provided on the docking surface 207, and the tenon 205 and the mortise 208 form a mortise and tenon structure when the same side plate 201 is stacked. Specifically, the same side side plate 201 is formed by the tenons 205 and the mortise 208 on each plate body 203 forming a mortise and tenon structure in a building block-like stacking manner, so that the side plate 201 can be raised according to demand, reducing the floor space and saving land.

[0029] Preferably, a water tank 4 is provided on the top of the side panel 201, a maintenance platform 5 is provided on the water tank 4, a guardrail 6 is provided on the outer circle of the top surface of the maintenance platform 5, an escalator 7 is connected to the guardrail 6, and the escalator 7 is located on one side of the side panel 201. The escalator 7 can be used for up and down maintenance and assembly. A chiller 8 is provided on the maintenance platform 5, and a string PCS 9 is provided on one side of the chiller 8. Specifically, the chiller 8 draws coolant from the water tank 4 for cooling, and then flows into the liquid cooling plate 302 through the liquid inlet 11 on the liquid cooling plate 302, and finally flows into the water tank 4 through the liquid outlet 12, completing a cooling cycle; through the setting of the chiller 8 and the water tank 4, the cooling cycle has air-conditioning cooling and dehumidification functions, and at the same time, the liquid cooling plates 302 are pre-buried at the bottom of each basin 301 and are connected to the chiller 8 and the water tank 4 respectively, so that each insulation box and the thermal management inside it can be controlled separately by a single cluster, so as to perform thermal management on the battery module 10 in the basin 301, and utilize the low off-peak electricity price at night to heat or cool the coolant in the water tank 4 to meet the thermal management needs of the battery for the next 12 hours, reduce peak electricity price expenditures, and improve system utilization efficiency. A string-type PCS9 is adopted, and the battery modules 10 in each basin 301 are connected to the PCS via direct current and connected in parallel at the output AC end, so that the entire energy storage system can be managed in one cluster. It not only has multiple protection functions such as intelligent internal resistance real-time detection, active early warning, and active protection, but also adopts IP66 protection + C5 anti-corrosion design, and is not afraid of various complex application environments; the later operation and maintenance is convenient, the PCS module replacement time is less than 1 hour, and on-site replacement is plug-and-play. Compared with the centralized PCS in the current industry, it can increase the life of the system, provide full life cycle discharge capacity, and has an obvious trend of large-scale application.

[0030] Preferably, the battery plug box 3 includes a basin body 301, a battery module 10 is fixedly connected to the inside of the basin body 301, a liquid cooling plate 302 is provided in the bottom layer of the basin body 301, the liquid cooling plate 302 is preset in the bottom layer of the basin body 301 when the basin body 301 is cast, and the liquid cooling plate 302 is provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 and the liquid outlet 12 are both exposed on the rear end surface of the basin body 301, a group of pulleys 303 are provided on both sides of the bottom of the basin body 301, and the pulleys 303 rotate in the slide groove 209 when the battery plug box 3 is inserted between the side plates 201, and the bottom surface of the basin body 301 is slidably matched with the top surface of the placement table 206. Specifically, the plug-in battery box 3 is inserted into the placement table 206 between the side panels 201, dividing the space between a group of side panels 201 into a plurality of insulation boxes. The pulley 303 rotates in the slide groove 209 to make the insertion positioning more accurate, and the entire basin body 301 can be quickly pulled out for replacement and maintenance.

[0031] Preferably, the base 1, the rear cover 202, the plate 203, the placement platform 206, the tenon 205, the water storage tank 4, the maintenance platform and the basin 301 are all cast by reinforced concrete composite, and the plate 203, the placement platform 206 and the tenon 205 are integrally formed. Specifically, the various structures cast by reinforced concrete composite materials in the utility model are stacked in a building block style to form the framework of the utility model, which is cheaper than the sheet metal container, can reduce the manufacturing cost by one third, and meets the earthquake resistance standard of magnitude 7; at the same time, compared with the sheet metal container frame, the frame of the utility model has better effects in terms of heat preservation, fire prevention and explosion prevention.

[0032] Preferably, a working display screen 13 is provided on the front surface of the basin body 301 in one of the battery boxes 3. The working display screen 13 is used as a status display control screen of the entire system, which is convenient for checking the working status of the system. In an emergency, the whole system can be stopped by directly touching it.

[0033] The working principle of the stacked assembled immersed heat preservation energy storage battery system of the utility model is:

[0034] During assembly, the base 1 is placed at the installation position, and the side panels 201 are stacked in a building block-like manner according to the required height by using the tenons 205 and mortises 208 on each plate body 203 on both sides of the top of the base 1. A water storage tank 4 is arranged on the top of the side panel 201, and a maintenance platform is arranged at the bottom of the water storage tank 4. A guardrail and an escalator 7 are installed on the maintenance platform, and a water cooling unit and a string-type PCS9 are arranged on the maintenance platform. Finally, a battery plug box 3 is inserted on the placement table 206 of each plate body 203, and the liquid inlet 11 of the liquid cooling plate 302 in the battery plug box 3 is connected to the water cooling unit, and the liquid outlet 12 of the liquid cooling plate 302 is connected to the water storage tank 4. The battery module 10 is electrically connected to the string-type PCS9, and the assembly of the utility model can be completed.

[0035] The water circulates, the chiller 8 draws the coolant from the water storage tank 4 for cooling, and then flows into the liquid cooling plate 302 through the liquid inlet 11 on the liquid cooling plate 302, and finally flows into the water storage tank 4 through the liquid outlet 12, completing the cooling cycle.

[0036] To replace and repair a single battery box 3, disconnect the connection between the liquid cooling plate 302 and the water cooling unit and the water storage tank 4, as well as the connection between the internal battery module 10 and the string PCS 9. Finally, the battery box 3 can be directly pulled out from between a set of side plates 201 for repair or replacement. During this process, the pulley 303 moves in the slide groove 209.

[0037] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A stacked assembled immersed thermal insulation energy storage battery system, characterized in that: It comprises a base (1), wherein a panel assembly (2) is provided on the top of the base (1); The enclosure assembly (2) comprises a group of side panels (201) and a rear cover plate (202), wherein the group of side panels (201) are symmetrically arranged at left and right sides of the top of the base (1), a plurality of battery plug boxes (3) are arranged between the group of side panels (201), and the rear cover plate (202) is arranged at the rear side of the top of the base (1); The side plate (201) is formed by stacking a plurality of separate plate bodies (203) in a building block-like manner, wherein a support plate (204) is provided on the top of the plate body (203), a tenon (205) is provided on the top of the support plate (204), a plurality of equally spaced placement platforms (206) are provided on the inner side of the plate body (203) from top to bottom, a plurality of the placement platforms (206) are provided with a slide groove (209) on the top, the bottom surface of the lowest placement platform (206) among the plurality of the placement platforms (206) is coplanar with the bottom surface of the plate body (203) to form a docking surface (207), a mortise (208) is provided on the docking surface (207), and when the same side plate (201) is stacked, the tenon (205) and the mortise (208) are mortised to form a mortise and tenon structure; A water storage tank (4) is provided on the top of the side plate (201), a maintenance platform (5) is provided on the water storage tank (4), a guardrail (6) is provided on the outer ring of the top surface of the maintenance platform (5), an escalator (7) is connected to the guardrail (6), and the escalator (7) is located on one side of the side plate (201), and a chiller (8) is also provided on the maintenance platform (5), and a string-type PCS (9) is provided on one side of the chiller (8).

2. A stacked assembled immersion thermal energy storage battery system according to claim 1, characterized in that: The battery plug box (3) comprises a basin body (301), a liquid cooling plate (302) is arranged in the bottom layer of the basin body (301), and a group of pulleys (303) are arranged on both sides of the bottom of the basin body (301). When the battery plug box (3) is inserted between the side plates (201), the pulleys (303) move in the slide grooves (209), and the bottom surface of the basin body (301) is slidably matched with the top surface of the placement platform (206).

3. A stacked assembled immersed thermal energy storage battery system according to claim 2, characterized in that: A battery module (10) is fixedly connected inside the basin body (301).

4. A stacked assembled immersed thermal energy storage battery system according to any one of claims 1 and 2, characterized in that: The base (1), rear cover (202), plate body (203), placement table (206), tenon (205), water storage tank (4), maintenance platform and basin body (301) are all formed by composite casting of reinforced concrete.

5. The stacked assembled immersed thermal insulation energy storage battery system according to claim 4, characterized in that: The plate body (203), the placement platform (206) and the tenon (205) are integrally formed.

6. The stacked assembled immersed thermal energy storage battery system according to claim 2, characterized in that: The liquid cooling plate (302) is preset in the bottom layer of the basin body (301) when the basin body (301) is cast, and the liquid cooling plate (302) is provided with a liquid inlet (11) and a liquid outlet (12), and the liquid inlet (11) and the liquid outlet (12) are both exposed on the rear end surface of the basin body (301).

7. The stacked assembled immersed thermal energy storage battery system according to claim 2, characterized in that: A working display screen (13) is provided on the front end surface of the basin body (301) in one of the battery plug boxes (3) described above.

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