CN116526003A - Energy storage battery cabinet unit and energy storage battery cabinet - Google Patents

Energy storage battery cabinet unit and energy storage battery cabinet Download PDF

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Publication number
CN116526003A
CN116526003A CN202310438017.4A CN202310438017A CN116526003A CN 116526003 A CN116526003 A CN 116526003A CN 202310438017 A CN202310438017 A CN 202310438017A CN 116526003 A CN116526003 A CN 116526003A
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CN
China
Prior art keywords
air
battery
battery cabinet
energy storage
cabinet unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310438017.4A
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Chinese (zh)
Inventor
黄文强
孙勇
李岳峰
彭宪州
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Zhejiang Windey Co Ltd
Original Assignee
Zhejiang Windey Co Ltd
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Filing date
Publication date
Application filed by Zhejiang Windey Co Ltd filed Critical Zhejiang Windey Co Ltd
Priority to CN202310438017.4A priority Critical patent/CN116526003A/en
Publication of CN116526003A publication Critical patent/CN116526003A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/251—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention provides an energy storage battery cabinet unit and an energy storage battery cabinet, wherein the energy storage battery cabinet unit comprises a battery box arranged in the energy storage battery cabinet unit, an exhaust fan is arranged in the battery box, vertical air channels are arranged on two side walls of the battery cabinet unit, an air channel inlet is arranged at the top of each vertical air channel, a plurality of air channel openings corresponding to the battery box are arranged on the side parts of each vertical air channel, guide plates are respectively arranged on the battery cabinet unit, the guide plates are a first guide plate and a second guide plate, the second guide plates are positioned at the top of the battery cabinet unit, the first guide plates are inserted into the vertical air channels, and cold air enters the battery box through the air channel openings under the negative pressure effect of the exhaust fan. According to the energy storage battery cabinet unit and the energy storage battery cabinet, on the basis of externally maintaining an energy storage container system, an internal air conditioner and an air duct are canceled, the wall-mounted air conditioner is adopted for radiating the battery cabinet, and the battery cabinet is designed with corresponding guide plates, limiting structures and the like for guiding cold air, so that the heat radiation of the battery cabinet is more uniform, and the temperature difference is smaller.

Description

Energy storage battery cabinet unit and energy storage battery cabinet
Technical Field
The invention relates to the technical field of heat dissipation of air-cooled energy storage container systems, in particular to an energy storage battery cabinet unit and an energy storage battery cabinet.
Background
The air-cooled energy storage container system is used as a product form of lithium battery energy storage and has been widely popularized in the energy storage field. The technical characteristics are that an energy storage battery cabinet is formed by a plurality of air-cooled battery boxes, and the energy storage battery cabinets are sequentially arranged in an energy storage container system; the maintenance modes of the energy storage container system are different, and the structural design modes of the energy storage battery cabinet are also different.
The air-cooled energy storage battery cabinet has two main forms of left and right air inlet front air outlet and rear air inlet front air outlet according to different battery box structures;
when the energy storage container system adopts an external maintenance mode, due to the limitation of the internal space, a battery box design of left and right air inlet and front air outlet is mostly adopted, a large-area air duct is arranged at the upper part of a container battery box, cold air of an air conditioner is introduced into the air duct of the battery box, and the battery box is radiated; however, the technical scheme adopts a centralized air conditioner, cold air is led to cool a plurality of battery cabinets by using an air duct, the cold air quantity obtained by the plurality of battery cabinets is different, the cooling effect is also different, the temperature difference of the whole energy storage container product is increased, and the cost of a large amount of arranged air ducts is higher;
another external maintenance container system adopts a high-power air conditioner arranged at one side, integrally supplies air and dissipates heat, and cancels an air channel at the upper part of a battery cabinet; but without the induced air effect of the air duct, the horizontally blown cold air enters the vertical air duct of the battery cabinet to dissipate heat of the battery box, and due to the irregularity of cold air diffusion, the middle air duct and the air ducts on the two sides of the electromagnetic cabinet are provided with local high-temperature areas which cannot be reached by the cold air, and the battery in the areas is poor in heat dissipation, so that the problems of uneven overall air quantity distribution, large temperature difference and poor heat dissipation effect are easily caused, as shown in fig. 1.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides an energy storage battery cabinet unit and an energy storage battery cabinet, which cancel an internal air conditioner and an air duct on the basis of externally maintaining an energy storage container system, adopt a wall-mounted air conditioner to radiate the battery cabinet, and are provided with corresponding structures such as a guide plate, a limit and the like to guide cold air, so that the heat radiation of the battery cabinet is more uniform, and the temperature difference is smaller.
In order to achieve the above object, the invention provides an energy storage battery cabinet unit, which comprises a battery box arranged in the energy storage battery cabinet unit, wherein an exhaust fan is arranged in the battery box, two side walls of the battery cabinet unit are provided with vertical air channels, the top of each vertical air channel is provided with an air channel inlet, a plurality of air channel openings corresponding to the battery box are arranged on the side part of each battery cabinet unit, the battery cabinet unit is also provided with guide plates which are respectively a first guide plate and a second guide plate, the second guide plates are positioned at the top of the battery cabinet unit and are used for guiding cold air to blow into the air channel inlets, the first guide plates are inserted into the vertical air channels and are used for guiding the cold air positioned at the air channel inlets to blow into the vertical air channels along the first guide plates, and under the negative pressure effect of the exhaust fan, the cold air positioned in the vertical air channels enters the battery box through the air channel openings and is used for radiating the battery box.
According to the technical scheme, the structure of the guide plate is added on the basis of the traditional vertical air duct, the guide plate is divided into two parts, the air draft fan in the battery box is combined, cold air blown out by the high-power air conditioner arranged on one side is guided into the vertical air duct and then enters the battery box, and therefore the battery box is uniform in overall heat dissipation and small in temperature difference, and a region with more serious heat generation can be better cooled.
Preferably, a battery cavity is arranged between the two vertical air channels, at least one group of bracket components for fixing a battery box is arranged on the side wall of the battery cavity close to the vertical air channels, each bracket component comprises two brackets, each bracket comprises at least two buffer parts and a non-buffer part positioned between the buffer parts, the battery box is inserted between the two brackets and is pressed and fixed through the buffer parts, and a channel for cold air to enter is arranged between the side wall of the battery box and the non-buffer parts; the side wall of the battery box, which is close to the bracket, is provided with an air inlet, two rows of batteries are arranged in the battery box in parallel, a battery air channel is arranged between the two rows of batteries, and cold air sequentially enters the air channel opening, the channel, the air inlet and the battery air channel under the negative pressure effect of the exhaust fan and is used for integral heat dissipation of the battery box.
The bracket assembly is arranged in the technical scheme and used for installing and fixing the battery box, the buffer part and the non-buffer part are arranged on the bracket, the buffer part can be a welded arc-shaped sheet, a stamped arc-shaped structure and the like, and the self-contained arc-shaped characteristic is easier to absorb assembly tolerance and has a certain buffer function; the buffer part has a certain thickness, so that a certain channel for cold air to enter is reserved between the non-buffer part and the side wall of the battery box, and the cold air blown out by the high-power air conditioner can sequentially enter the vertical air channel, the air channel opening, the channel, the air inlet and the battery air channel by combining the functions of the guide plate and the exhaust fan, so that the omnibearing heat dissipation of the battery box is realized; the buffer part in the technical scheme not only realizes the buffer function, but also provides certain conditions for the air channel into which cold air enters, which is not easy to think of the person skilled in the art.
Further, the buffer part is a welded arc-shaped sheet or a stamped arc-shaped structure.
According to the technical scheme, the buffer part is simple in structure, a certain adjustment is provided for the channel formed between the side wall brackets of the battery box and the fixed battery box, and the size of the channel can be finely adjusted according to the pressure born by the buffer part, especially in the transportation process, the fine adjustment of the size of the channel promotes the acceleration and uniform flow of cold air, and the uniformity of the overall heat dissipation of the battery box is improved.
Further, the bracket is also provided with a limiting structure for interference limiting in the height direction when the battery box is installed.
According to the technical scheme, the limit structure can adopt a wedge-shaped elastic sheet structure, the tail part of the battery box can be limited by interference in the height direction after being installed, and stable conditions are provided for cold air to enter and dissipate heat in the height direction.
Furthermore, the bracket is also provided with a jackscrew structure for adjusting the position of the battery box when the position of the mounting depth of the battery box is deviated.
This technical scheme combines the mutually supporting of buffer part, limit structure and jackscrew structure, compares the scheme of traditional simple by anterior bolt fastening battery box, has increased horizontal and the fixed knot of direction of height structure, guarantees that the battery box is firm under the condition that the impact that appears in the transportation, beats, does not have not become flexible, and rear portion jackscrew structure can reduce the battery box and appear the stress condition of front end fixed knot structure when the impact condition in the length direction.
Preferably, an adjusting limiting plate is further arranged above the battery cabinet unit, a cold air channel is arranged between the adjusting limiting plate and the battery cabinet unit, and the cold air channel is communicated with the vertical air channel and used for adjusting air quantity concentration.
According to the technical scheme, the adjusting limiting plate is arranged and can be fixed at the top of the battery cabinet unit through fasteners such as bolts, a cold air channel for cold air to enter is arranged between the adjusting limiting plate and the top of the battery cabinet unit, the cold air channel is communicated with the vertical air channel, cold air blown out of the wall-mounted air conditioner can adjust the air quantity concentration degree due to the effect of the adjusting limiting plate, and finally the heat dissipation effect of the battery box is improved by matching with the guide plate, the vertical air channel and the like.
The energy storage battery cabinet comprises at least two battery cabinet units of the structure, wherein two adjacent battery cabinet units are communicated through vertical air channels close to each other, the two communicated vertical air channels are middle air channels of the battery cabinet, the vertical air channels on two sides of the battery cabinet are side air channels, one side of the first guide plate is inserted into the side air channels, and the other side of the first guide plate is inserted into the middle air channels.
The battery cabinet comprises a plurality of battery cabinet units among the technical scheme, set up by two lateral wall wind channels and at least one middle wind channel, every middle wind channel is formed by the combination of the vertical wind channel of two battery cabinet unit sides, the wind channel area has been enlarged on the basis of not increasing the cost, realize the wind channel sharing, wall-mounted air conditioner sets up at energy storage battery cabinet side this moment, the cold wind that the air conditioner blows out can concentrate effective utilization under the water conservancy diversion effect of guide plate, most cold wind can be water conservancy diversion to the battery box heat dissipation in the battery cabinet in the wind channel, realize that the holistic heat dissipation of battery cabinet is even, the radiating effect is good, the difference in temperature is lower.
Preferably, after the first guide plate is inserted into the side air channel or the middle air channel, the side air channel or the middle air channel is divided into two small air channels, and the two small air channels are used for guiding cold air at the inlet of the air channel to be blown into the two small air channels along the first guide plate, and under the negative pressure effect of the exhaust fan, the cold air in the two small air channels enters the battery box through the air channel opening.
By combining the technical scheme, the wall-mounted air conditioner is arranged at two sides of the battery cabinet, is applicable to heat dissipation of the battery cabinet consisting of a plurality of battery cabinet units, and has good heat dissipation effect, cold air blown out by the air conditioners at two sides enters the battery box through the guide plates into the two small air channels under the action of the exhaust fan.
The invention has the beneficial effects that: according to the invention, an internal air conditioner and an air duct are canceled, a wall-mounted air conditioner is adopted to radiate the battery cabinet, and the battery box is fixed and radiated simultaneously by combining the matched arrangement of the guide plate, the buffer part, the limiting structure and the jackscrew structure, so that the heat radiation is uniform, and the region with more serious heat radiation can be better radiated; furthermore, a limiting adjusting plate is arranged to adjust the air quantity concentration degree, so that the overall heat dissipation effect of the battery cabinet unit is improved; and the side air conditioner is arranged at two sides of the battery cabinet, so that each battery cabinet is matched with an independent heat management environment, the heat dissipation effect of the whole system is better, and the temperature difference is lower.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a prior art middle duct and two side duct high temperature zones.
Fig. 2 is a schematic structural diagram of a battery cabinet according to the present invention.
Fig. 3 is a schematic structural diagram of a battery cabinet according to the present invention.
Fig. 4 is a schematic structural view of the battery cabinet according to the present invention.
Fig. 5 is a schematic view of the top of the battery cabinet and the cold air guiding structure of the present invention.
Fig. 6 is a schematic diagram of a bracket structure.
Fig. 7 is a schematic structural view of the battery case.
FIG. 8 is a schematic view of a middle duct and two side ducts of the present invention.
In the figure: the air conditioner comprises a battery cabinet unit 1, a vertical air duct 11, a battery box 2, a bracket 3, a buffer part 31, a non-buffer part 32, a limit structure 33, a jackscrew structure 34, an air inlet 21, a battery 22, a battery air duct 23, an exhaust fan 24, an air duct inlet 111, an air duct opening 112, a first guide plate 4, a second guide plate 5, a wall-mounted air conditioner 10, an adjustable limit plate 6 and an intermediate air duct 12.
Detailed Description
The present invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1 to 8, the present embodiment proposes an energy storage battery cabinet unit, two side arms of the battery cabinet unit 1 are provided with vertical air channels 11, a battery cavity for installing a battery box 2 is arranged between the two vertical air channels 11,
the left and right arms in the battery box 2 are provided with a plurality of brackets 3 through bolts, the brackets 3 are provided with a plurality of buffer parts 31 and a plurality of non-buffer parts 32, the battery box 2 is inserted between the two brackets 3 and is pressed and fixed through the buffer parts 31, the buffer parts 31 can be welded arc sheets or stamped arc structures, the self-contained arc features are easier to absorb assembly tolerance, a certain buffer function is provided, due to the arrangement of the buffer parts 31, a certain thickness is provided, so that a channel for cold air to enter is reserved between the non-buffer parts 32 and the battery box 2,
the tail end of the bracket 3 is also provided with a limiting structure 33, as shown in fig. 6, a wedge-shaped spring plate structure can be adopted, the tail part can be limited by interference in the height direction after the battery box 2 is installed, the bracket 3 is also provided with a jackscrew structure 34, nuts and bolts are adopted for matching use, the position of the battery box 2 can be adjusted by adopting adjusting bolts to screw down the length when the position of the mounting depth of the battery box 2 deviates, compared with the traditional scheme of simply leaning on the front portion to fix the bolts, the fixing structure of the transverse and height schemes is increased, the firm and looseness of the battery box 2 under the condition of impact and jump in transportation is ensured, and the stress condition of the front end fixing structure of the battery box 2 during the condition of impact in the length direction can be reduced by the rear jackscrew structure 34.
The battery box 2 in the battery cabinet is of a fixed main structure, the buffer part 31 provides an entering channel for cold air to enter the battery box 2, a plurality of air inlets 21 are formed in two sides of the battery box 2 corresponding to the channel, two rows of batteries 22 are arranged in parallel in the battery box 2, a battery air channel 23 is formed between the two rows of batteries 22, an exhaust fan 24 is arranged at the front end of the battery air channel 23, and when the exhaust fan 24 is started, the cold air enters the battery air channel 23 from the channel and the air inlets 21 and then dissipates heat of the whole battery box 2.
The following describes the whole heat dissipation to whole battery cabinet unit 1, install wall-hanging air conditioner 10 in battery cabinet unit 1 one side or both sides, the air outlet is slightly greater than the top of battery cabinet unit 1, vertical wind channel 11 top is wind channel entry 111, the lateral part is equipped with a plurality of wind channel mouthfuls 112 that correspond with battery case 2, still be provided with the guide plate, the guide plate is first guide plate 4 and second guide plate 5 respectively, second guide plate 5 is located the top of battery cabinet unit 1, be used for guiding cold wind to blow into wind channel entry 111, first guide plate 4 inserts in the vertical wind channel 11, the cold wind that the guide is located wind channel entry 111 blows to vertical wind channel 11 along first guide plate 4, under the negative pressure effect of air exhauster 24, flow according to the direction as shown in fig. 8 under the effect of guide plate, guide cold wind that wall-hanging air conditioner 10 comes out gets into the high temperature region in the battery cabinet unit 1, eliminate the high temperature region, make battery 22 in the battery case 2 dispel the heat, the whole product performance is more stable.
As shown in fig. 3, an adjustable limiting plate 6 can be further arranged above the battery cabinet unit 1, the adjustable limiting plate 6 is fixedly connected with the top of the battery cabinet unit 1 through bolts, the height can be adjusted according to the heat dissipation effect of the product to adjust the air quantity concentration degree, and finally the heat dissipation effect of the product is improved.
The above is the arrangement of the structure of the battery cabinet unit 1, generally, the battery cabinet is formed by connecting a plurality of battery cabinet units 1, specifically, at least two battery cabinet units 1 are formed, a plurality of battery cabinets are arranged in the energy storage container system, the space in the container can be utilized to the maximum extent, the system can be provided with more electricity, in this embodiment, wall-mounted air conditioners 10 are installed at two sides of the battery cabinet units 1, the battery cabinets are formed by two battery cabinet units 1, vertical air channels 11 close to each other between the two battery cabinet units 1 are communicated, the two communicated vertical air channels 11 are middle air channels 12 of the battery cabinet, the vertical air channels 11 at two sides of the battery cabinet are side air channels, one side of the first air guide plate 4 is inserted into the side air channels to divide the side air channels into two small air channels, the other side air channels are inserted into the middle air channels 12, meanwhile, the middle air channels 12 are divided into two small air channels for guiding cold air blown out by the wall-mounted air conditioner 10 to enter the air channel inlets 111 through the second air guide plate 5, then to be blown into the two small air channels through the first air guide plates 4, under the negative pressure of the air draft 24, the two communicated vertical air channels 11 are communicated with each other, the two communicated vertical air channels 11 are sequentially located in the two small air channels and enter the battery air channels 2 through the air channels 21.
On the basis of maintaining the energy storage container system externally, the internal air conditioner and the air duct are canceled, the wall-mounted air conditioner 10 is adopted to radiate the battery cabinets, the corresponding guide plates, the buffering and limiting structures 33 are designed on the battery cabinets to guide cold air, each battery cabinet is provided with an independent thermal management environment, the overall system has better radiating effect and lower temperature difference.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.

Claims (8)

1. The utility model provides an energy storage battery cabinet unit, is including installing in the inside battery box of energy storage battery cabinet unit, be equipped with air extraction fan in the battery box, its characterized in that: the battery cabinet unit is characterized in that two side walls of the battery cabinet unit are provided with vertical air channels, the top of the vertical air channels is provided with air channel inlets, the side parts of the vertical air channels are provided with a plurality of air channel openings corresponding to the battery boxes, the battery cabinet unit is also provided with guide plates, the guide plates are respectively a first guide plate and a second guide plate, the second guide plates are positioned at the top of the battery cabinet unit and used for guiding cold air to blow into the air channel inlets, the first guide plates are inserted into the vertical air channels and used for guiding cold air positioned at the air channel inlets to blow into the vertical air channels along the first guide plates, and under the action of negative pressure of the exhaust fan, the cold air positioned in the vertical air channels enters the battery boxes through the air channel openings and is used for heat dissipation of the battery boxes.
2. The energy storage battery cabinet unit of claim 1, wherein: a battery cavity is arranged between the two vertical air channels, at least one group of bracket components for fixing the battery box is arranged on the side wall of the battery cavity close to the vertical air channels, the bracket components comprise two brackets,
the bracket comprises at least two buffer parts and a non-buffer part positioned between the buffer parts, the battery box is inserted between the two brackets and is pressed and fixed through the buffer parts, and a channel for cold air to enter is arranged between the side wall of the battery box and the non-buffer part;
the side wall of the battery box, which is close to the bracket, is provided with an air inlet, two rows of batteries are arranged in the battery box in parallel, a battery air channel is arranged between the two rows of batteries, and cold air sequentially enters the air channel opening, the channel, the air inlet and the battery air channel under the negative pressure effect of the exhaust fan and is used for integral heat dissipation of the battery box.
3. The energy storage battery cabinet unit of claim 2, wherein: the buffer part is a welded arc-shaped sheet or a stamped arc-shaped structure.
4. The energy storage battery cabinet unit of claim 2, wherein: the bracket is also provided with a limiting structure for interference limiting in the height direction when the battery box is installed.
5. The energy storage battery cabinet unit of claim 3, wherein: the bracket is also provided with a jackscrew structure for adjusting the position of the battery box when the position of the mounting depth of the battery box deviates.
6. The energy storage battery cabinet unit of any one of claims 1-5, wherein: the battery cabinet unit is characterized in that an adjusting limiting plate is further arranged above the battery cabinet unit, a cold air channel is arranged between the adjusting limiting plate and the battery cabinet unit, and the cold air channel is communicated with the vertical air channel and used for adjusting air quantity concentration.
7. An energy storage battery cabinet which is characterized in that: the battery cabinet unit comprises at least two battery cabinet units according to any one of claims 1-6, wherein two adjacent vertical air channels close to each other are communicated, the two communicated vertical air channels are middle air channels of the battery cabinet, the vertical air channels on two sides of the battery cabinet are side air channels, one side of the first guide plate is inserted into the side air channels, and the other side of the first guide plate is inserted into the middle air channels.
8. The energy storage battery cabinet of claim 7, wherein: after the first guide plate is inserted into the side air channel or the middle air channel, the side air channel or the middle air channel is divided into two small air channels, and the two small air channels are used for guiding cold air at the inlet of the air channel to be blown into the two small air channels along the first guide plate, and under the negative pressure effect of the air draft fan, the cold air in the two small air channels enters the battery box through the air channel opening.
CN202310438017.4A 2023-04-23 2023-04-23 Energy storage battery cabinet unit and energy storage battery cabinet Pending CN116526003A (en)

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CN202310438017.4A CN116526003A (en) 2023-04-23 2023-04-23 Energy storage battery cabinet unit and energy storage battery cabinet

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CN116526003A true CN116526003A (en) 2023-08-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117117386A (en) * 2023-10-08 2023-11-24 南京腾旭科技有限公司 Remove energy storage battery cabinet and energy storage system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117117386A (en) * 2023-10-08 2023-11-24 南京腾旭科技有限公司 Remove energy storage battery cabinet and energy storage system
CN117117386B (en) * 2023-10-08 2024-07-30 南京腾旭科技有限公司 Remove energy storage battery cabinet and energy storage system

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