CN212011192U

CN212011192U - Cellular energy storage container

Info

Publication number: CN212011192U
Application number: CN202020240675.4U
Authority: CN
Inventors: 曹青山; 汪超; 刘小民; 石桥
Original assignee: Shenzhen Clou Electronics Co Ltd
Current assignee: Shenzhen Clou Electronics Co Ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-11-24
Anticipated expiration: 2030-03-02

Abstract

The utility model discloses a format energy storage container divides, include: the battery compartment is arranged in the box body and is divided into a plurality of unit compartments; the battery rack is arranged in each unit bin; the heat dissipation device is arranged in each unit bin and comprises an air conditioner and an air duct wall, an air outlet of the air conditioner is communicated with an air inlet of the air duct wall, and an air outlet of the air duct wall faces the battery rack. The utility model discloses an every unit storehouse all is an independent space, and every unit storehouse all independently dispels the heat by a heat abstractor, even the heat that the battery module in each unit storehouse sent is inconsistent, also accessible adjusts the amount of wind size of air conditioner to and adjust the temperature of the air conditioning that the air conditioner blew off, make the battery module in each unit storehouse all be in the temperature region of stable performance, thereby guarantee the performance of energy storage container on the whole.

Description

Cellular energy storage container

Technical Field

The utility model belongs to the technical field of the energy storage container and specifically relates to a form energy storage container divides.

Background

The energy storage system is a key part for solving the problems of large-scale access, wind abandonment, light abandonment and the like of renewable energy sources, is a necessary component part for the development of distributed energy sources, smart power grids and energy Internet, and is an important support part for solving the problems of peak clipping and valley filling of conventional power and improving the power generation and transmission efficiency, safety and economy of the conventional energy sources.

The inside of current energy storage container all is that both ends are opened the door, and the pavement is left to the centre, and the battery is installed in the both sides of pavement, and the air conditioner is unified the heat dissipation to whole battery module, however, this kind of heat dissipation mode heat dissipation is inhomogeneous, and the battery module difference in temperature is big, and the performance of energy storage container is unstable, and consequently, the heat radiation structure of current energy storage container is waited to improve.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a format energy storage container can make the battery module heat dissipation even, and the difference in temperature is little between each battery module, the stable performance of energy storage container.

An embodiment of the utility model provides a form energy storage container divides, include: the battery compartment is arranged in the box body and is divided into a plurality of unit compartments; the battery rack is arranged in each unit bin; the heat dissipation device is arranged in each unit bin and comprises an air conditioner and an air duct wall, an air outlet of the air conditioner is communicated with an air inlet of the air duct wall, and an air outlet of the air duct wall faces the battery rack.

The utility model discloses cellular energy storage container has following beneficial effect at least: the battery module is arranged on the battery frame, and each unit bin is provided with a heat dissipation device which comprises an air conditioner and an air duct wall, and cold air blown out from an air outlet of the air conditioner is guided by the air duct wall and then blown to the battery frame to dissipate the heat of the battery module on the battery frame, so that compared with the existing integral heat dissipation, the temperature of the battery module cannot be finely and independently adjusted, each unit bin of the embodiment of the invention is an independent space, each unit bin is independently dissipated by the heat dissipation device, even if the heat emitted by the battery module in each unit bin is inconsistent, the air volume of the air conditioner can be adjusted, and the temperature of the cold air blown out by the air conditioner is adjusted, so that the battery module in each unit bin is in a temperature area with stable performance, the temperature difference between the battery modules is small, so that the performance of the energy storage container is guaranteed on the whole.

According to the utility model discloses a cellular energy storage container of other embodiments, the battery frame includes first battery frame and second battery frame, the air conditioner the air outlet is located first battery frame with between the second battery frame, the wind channel wall the air outlet includes first air outlet and second air outlet, first air outlet orientation first battery frame, the second air outlet orientation the second battery frame.

According to the utility model discloses a cellular energy storage container of other embodiments, the air conditioner the air outlet still is provided with centrifugal fan.

According to the utility model discloses a cellular energy storage container of other embodiments, the battery compartment passes through the fire wall body and separates into a plurality of unit storehouse.

According to the utility model discloses a cellular energy storage container of other embodiments, the battery rack is kept away from the wind channel wall one side of air outlet still is provided with radiator fan.

According to the utility model discloses a cellular energy storage container of other embodiments, the unit storehouse is followed the length direction of box sets up, be provided with two divisions of doors on one of unit storehouse is close to external lateral wall.

According to the utility model discloses a cellular energy storage container of other embodiments, two are still provided with transparent observation window on opening the door, be provided with the water filling port on the observation window.

According to the utility model discloses a cellular energy storage container of other embodiments still includes extinguishing device, extinguishing device includes fire probe pipe and gas bomb, the fire extinguishing agent has been stored in the gas bomb, the one end of fire probe pipe with the gas bomb intercommunication, the other end of fire probe pipe is sealed, the fire probe pipe is worn to establish in the battery rack.

According to other embodiments of the present invention, the cellular energy storage container is a fire extinguishing agent.

According to the utility model discloses a cellular energy storage container of other embodiments, the one end of box still is provided with the electric storehouse, the gas bomb is arranged in the electric storehouse.

Drawings

Fig. 1 is a front view of a cellular energy storage container of a first embodiment;

FIG. 2 is a top plan view of the compartmentalized energy storage container of FIG. 1;

FIG. 3 is a right side view of the cellular energy storage container of FIG. 1;

FIG. 4 is a schematic view of the internal structure of the compartmentalized energy storage container of FIG. 1;

fig. 5 is a schematic view of the heat sink and battery stand of fig. 1;

FIG. 6 is a schematic view of the duct wall and battery rack of FIG. 1;

fig. 7 is a schematic view of the battery module and the heat dissipation fan of fig. 1;

FIG. 8 is a schematic view of the fire suppression apparatus and battery rack of FIG. 1;

FIG. 9 is a schematic view of the fire suppression apparatus of FIG. 1;

fig. 10 is a schematic view of the fire extinguishing apparatus of fig. 1.

Detailed Description

The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" on another feature, it can be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, connected, or mounted on the other feature. In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

Referring to fig. 1, 2, 3, 4, 7 and 10, fig. 1 is a front view of a cellular energy storage container of a first embodiment, fig. 2 is a top view of the cellular energy storage container of fig. 1, fig. 3 is a right side view of the cellular energy storage container of fig. 1, fig. 4 is a schematic view of an internal structure of the cellular energy storage container of fig. 1, fig. 7 is a schematic view of a battery module 500 and a cooling fan 340 of fig. 1, and fig. 10 is a schematic view of a structure of a fire extinguishing apparatus 400 of fig. 1. The cellular energy storage container of the embodiment includes a container body 100, a battery rack 200, a heat dissipation device 300, a fire extinguishing device 400 and a battery module 500, wherein the container body 100 includes a main body 110, a firewall 120 and a double door 130, the main body 110 is a cuboid hollow box with openings at the front and rear sides, the firewall 120 separates a battery compartment located at the left side in the main body 110 and a battery compartment 150 located at the right side in the main body, the battery compartment is separated by the firewall 120 to separate four small unit compartments 140, the battery rack 200 is disposed in the unit compartment 140, the battery module 500 is installed in the battery rack 200, and the battery compartment 150 is used for placing electrical equipment such as a transformer and an energy storage converter.

Wherein, fire wall 120 includes two-layer steel sheet to and fill the fire-retardant rock wool of A level fire prevention between two-layer steel sheet, fire wall 120 can prevent that the intensity of a fire from stretching.

Referring to fig. 4 to 7, fig. 5 is a schematic view of the heat sink 300 and the battery rack 200 of fig. 1, and fig. 6 is a schematic view of the duct wall 310 and the battery rack 200 of fig. 1. The unit bin 140 is provided with a double door 130 at the front side or the rear side near the outside, and after the double door 130 is closed, the unit bin 140 forms an independent space. The battery rack 200 and the heat dissipation device 300 are disposed in the unit compartment 140, in this embodiment, the battery rack 200 includes a first battery rack 210 and a second battery rack 220, and the heat dissipation device 300 includes an air duct wall 310, a centrifugal fan 320, an air conditioner 330 and a heat dissipation fan 340, where the air conditioner 330 includes an indoor unit and an outdoor unit, the indoor unit is disposed in the unit compartment 140, the outdoor unit is disposed in the outside, and an air outlet of the indoor unit supplies air backwards.

The first battery rack 210 is located on the left side of the indoor unit, the second battery rack 220 is located on the right side of the indoor unit, an air duct 311 is arranged in the air duct wall 310, an air inlet of the air duct 311 is provided with a plurality of centrifugal fans 320 side by side, cold air sent by the indoor unit moves backwards and then moves in four directions, namely, the cold air can diffuse towards two sides in the air duct 311, a first air outlet 312 is arranged on the left side of the air duct 311, the first air outlet 312 faces the first battery rack 210, a second air outlet 313 is arranged on the right side of the air duct 311, the second air outlet 313 faces the second battery rack 220, the first battery rack 210 is provided with a plurality of accommodating grooves 321 in the up-down direction, the accommodating grooves 321 are used for accommodating the battery modules 500, and the structure of the second battery rack 220 is the same as that of the first battery rack 210.

Therefore, the cold air sent by the indoor unit passes through the centrifugal fan 320 and the air duct wall 310, and can simultaneously radiate the battery modules 500 on the first battery rack 210 and the battery modules 500 on the second battery rack 220, and the indoor unit is located between the first battery rack 210 and the second battery rack 220, so that the heat radiation of the battery modules 500 on the first battery rack 210 and the heat radiation of the battery modules 500 on the second battery rack 220 are more uniform.

In order to increase the speed of air flowing through the accommodating groove 321, the heat dissipation fans 340 are arranged on the front sides of the first battery rack 210 and the second battery rack 220, and the heat dissipation fans 340 actively draw out the air in the accommodating groove 321 forward, so that the heat dissipation of the battery modules 500 in the accommodating groove 321 is quicker, meanwhile, the speed of the air flowing out of the accommodating groove 321 can be adjusted by adjusting the rotating speed of the heat dissipation fans 340, and the heat dissipation of the battery modules 500 with different heat dissipation amounts is performed by matching with an indoor unit, so that the temperature of each battery module 500 is low, and the performance of the energy storage container is guaranteed.

In another embodiment, the first battery rack 210 and the second battery rack 220 may be disposed on the same side of the indoor unit, the first air outlet 312 still faces the first battery rack 210, and the second air outlet 313 still faces the second battery rack 220, so that the cool air sent by the indoor unit can also dissipate the heat of the battery module 500 on the first battery rack 210 and the battery module 500 on the second battery rack 220.

In other embodiments, the number of unit bins 140 may be set to six or eight equal numbers, and the battery rack 200 is also set to four or six equal numbers.

Through separating into a plurality of unit storehouse 140 with the battery compartment, through set up heat abstractor 300 in unit storehouse 140, realized the fine-grained management of battery module 500's temperature, compare in current holistic heat radiation structure, the utility model discloses a cellular energy storage container of first embodiment can evenly dispel the heat to each battery module 500, and when each battery module 500 calorific capacity is different, through the amount of wind of the cold wind of adjusting the indoor set seeing off in each unit storehouse 140 to and adjust the temperature of the cold wind of indoor set seeing off, adjust radiator fan 340's rotational speed, can carry out the heat dissipation management of pertinence, cold and hot uneven phenomenon can not appear in each battery module 500, and battery module 500 can work in the suitable temperature environment, and the performance of whole energy storage container can be ensured.

Through setting up two doors 130 in every unit storehouse 140 side near the external world, can be easy to assemble battery frame 200 to and install battery module 500 battery frame 200, simultaneously, also conveniently maintain and change battery module 500, during the staff need not enter into the battery storehouse, staff easy maintenance, staff's personal safety is more secure.

Referring to fig. 4, 8, 9 and 10, in order to timely prevent a fire occurring in the unit bin 140, a fire extinguishing apparatus 400 is provided, the fire extinguishing apparatus 400 including a gas cylinder 410, a fire extinguishing agent 420, a mouthpiece valve 430, a three-way joint 440, a pressure gauge 450, a pressure switch 460, an alarm bell 470 and a fire detecting pipe 480, the fire extinguishing agent 420 being disposed in the gas cylinder 410, the mouth of the gas cylinder 410 is provided with a mouth valve 430, the mouth valve 430 can perform the function of opening and closing the fire extinguishing agent 420, one end of the fire detecting pipe 480 is communicated with the gas cylinder 410 through the mouth valve 430, the other end of the fire detecting pipe 480 is sealed through a plug, the fire detecting pipe 480 is arranged in the first battery holder 210 and the second battery holder 220 in a penetrating way, when a fire occurs in the battery module 500 in the first battery holder 210 and/or the second battery holder 220, the corresponding location of the fire-detecting tube 480 is broken and the fire extinguishing agent 420 can be flushed out of the cylinder 410 immediately to extinguish the fire.

In this embodiment, the fire extinguishing agent 420 is heptafluoropropane, and in other embodiments, carbon dioxide may be used as the fire extinguishing agent 420.

The three-way joint 440 is provided with two, one three-way joint 440 is used for communicating the pressure gauge 450 with the gas storage cylinder 410 and the fire detection pipe 480, the other three-way joint 440 is used for communicating the pressure switch 460 with the gas storage cylinder 410 and the fire detection pipe 480, the pressure gauge 450 is used for displaying the gas pressure in the fire detection pipe 480 in real time, when the fire detection pipe 480 is broken, the gas pressure in the fire detection pipe 480 is reduced, the pressure switch 460 is triggered, the circuit of the alarm bell 470 is conducted, and the alarm bell 470 gives an alarm sound for prompting the fire.

In order to individually control the fire in each unit chamber 140, a fire extinguishing apparatus 400 is installed in each unit chamber 140, so that when a fire occurs in a certain unit chamber 140, it is possible to accurately know which unit chamber 140 the fire occurs, and to extinguish the fire.

Since the battery modules 500 are placed in the respective unit compartments 140, when a fire occurs in one unit compartment 140, the battery modules 500 in the other unit compartments 140 are not affected by the fire, and thus the battery modules 500 can be well protected, and the loss in the event of a fire can be reduced.

Referring to fig. 1 to 4, in order to observe the inside of each unit chamber 140, an observation window 131 is provided on the double door 130, and in order to facilitate fire extinguishing of the unit chamber 140 from the outside, a water injection port 132 is opened on the observation window 131 so that water can be injected into the unit chamber 140 from the outside.

In order to ventilate and radiate heat of the electric compartment 150, a louver 111 is provided on the front side of the main body 110, and an air outlet duct 112 is provided on the rear side of the main body 110. In order to facilitate the entering and exiting of the electrical cabin 150 for the staff, a primary and secondary door 160 is provided at the right end of the main body 110, the primary and secondary door 160 includes a secondary door 161 and a primary door 162, and the secondary door 161 can be used for the staff to enter and exit.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. A cellular energy storage container, comprising:

the battery compartment is arranged in the box body and is divided into a plurality of unit compartments;

the battery rack is arranged in each unit bin;

the heat dissipation device is arranged in each unit bin and comprises an air conditioner and an air duct wall, an air outlet of the air conditioner is communicated with an air inlet of the air duct wall, and an air outlet of the air duct wall faces the battery rack.

2. The cellular energy storage container of claim 1, wherein the battery racks comprise a first battery rack and a second battery rack, the air outlet of the air conditioner is positioned between the first battery rack and the second battery rack, the air outlet of the air duct wall comprises a first air outlet and a second air outlet, the first air outlet faces the first battery rack, and the second air outlet faces the second battery rack.

3. A cellular energy storage container according to claim 2, wherein the air outlet of the air conditioner is further provided with a centrifugal fan.

4. The cellular energy storage container of claim 1, wherein said battery compartment is divided into a plurality of said unit compartments by fire walls.

5. The cellular energy storage container of claim 1, wherein a cooling fan is further disposed on a side of the battery rack away from the air outlet of the air duct wall.

6. A cellular energy storage container according to claim 1, wherein the unit cells are arranged along the length of the container body, and a double door is arranged on one side wall of the unit cells close to the outside.

7. A cellular energy storage container according to claim 6, wherein a transparent window is provided in the double door, and a water filling opening is provided in the window.

8. The cellular energy storage container according to any one of claims 1 to 7, further comprising a fire extinguishing device, wherein the fire extinguishing device comprises a fire probe and a gas cylinder, the gas cylinder stores fire extinguishing agent, one end of the fire probe is communicated with the gas cylinder, the other end of the fire probe is closed, and the fire probe is arranged in the battery rack in a penetrating manner.

9. A cellular energy storage container according to claim 8, wherein the fire extinguishing agent is heptafluoropropane.

10. A cellular energy storage container according to claim 8, wherein an electrical compartment is provided at one end of the container body, and the gas storage cylinder is disposed in the electrical compartment.