CN210331433U - Energy storage battery cluster with fire control structure - Google Patents

Abstract

The utility model provides an energy storage battery cluster with fire control structure, this energy storage battery cluster includes: the energy storage battery cabinets and the medium circulation pipelines are arranged side by side; each energy storage battery cabinet comprises a cabinet body and a battery box arranged in the cabinet body; the cabinet body is provided with a fire-fighting pipeline which is connected with a fire-fighting liquid injection port arranged on the battery box; each fire-fighting pipeline is connected with a medium circulation pipeline to inject a fire extinguishing agent and a reburning inhibitor, and the fire extinguishing agent and the reburning inhibitor flow into the battery box through the fire-fighting pipeline and the fire-fighting liquid injection port. The utility model discloses a medium circulation pipe connection is on the fire control pipeline of the rack body of energy storage battery rack to annotate the liquid mouth through the fire control that sets up on the battery box and connect the fire control pipeline, annotate the liquid mouth with the fire extinguishing agent that pours into in the fire control pipeline and the inhibitor that reburns into again through the fire control and carry to the battery box in, and then put out the naked light and through reburning inhibitor submergence battery again through the fire extinguishing agent in the battery box, make the battery can't reburning.

Description

Energy storage battery cluster with fire control structure

Technical Field

The utility model relates to an energy storage system technical field particularly, relates to an energy storage battery cluster with fire control structure.

Background

The lithium ion battery has the advantages of large specific capacity, high working voltage, long cycle life, small volume, light weight and the like, and is applied to a plurality of scenes.

In an energy storage system, a power battery of a power supply is required to have larger capacity and voltage, a plurality of single batteries are required to be arranged in battery boxes, a battery pack is formed by series connection and parallel connection to meet the requirement of a power source, and a plurality of battery boxes are combined to form an energy storage power station.

When the conflagration breaing out, the fire extinguishing agent can effectively put out the naked light, and the lithium cell is because there is great after combustion possibility in self characteristic, and energy storage system service environment is mostly half open environment, and along with the time lapse, the fire extinguishing agent concentration drops. When the lithium battery is re-ignited, the concentration of the fire extinguishing agent may not reach the expected concentration, so that the battery is re-ignited, and the fire is expanded.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an energy storage battery cluster with fire control structure aims at solving the problem that the easy after-burning of present battery conflagration takes place causes the conflagration to enlarge.

The utility model provides an energy storage battery cluster with fire control structure, this energy storage battery cluster includes: the energy storage battery cabinets and the medium circulation pipelines are arranged side by side; each energy storage battery cabinet comprises a cabinet body and a battery box arranged in the cabinet body; the cabinet body is provided with a fire-fighting pipeline which is connected with a fire-fighting liquid injection port arranged on the battery box; each fire-fighting pipeline is connected with the medium circulation pipeline so as to inject a fire extinguishing agent and a reburning inhibitor, and the fire extinguishing agent and the reburning inhibitor flow through the fire-fighting pipelines and the fire-fighting liquid injection port and are injected into the battery box.

Furthermore, in the energy storage battery cluster with the fire fighting structure, the medium circulation pipeline is provided with a first stop valve for controlling the on and off of the medium circulation pipeline; and a second stop valve is arranged on the fire-fighting pipeline and used for controlling the on-off of the fire-fighting pipeline.

Further, above-mentioned energy storage battery cluster that has fire control structure, this energy storage battery cluster still includes: a first trigger device and a second trigger device; the first trigger device is connected with the first stop valve and used for triggering the first stop valve when a fire disaster happens to any one of the energy storage battery cabinets, so that the medium circulation pipeline is conducted and a fire extinguishing agent and a reburning inhibitor are injected into the fire fighting pipeline; and the second trigger device is connected with the second stop valve and used for triggering the second stop valve when the energy storage battery cabinet is in fire so as to enable a fire-fighting pipeline on the energy storage battery cabinet to be communicated and inject a fire extinguishing agent and a reburning inhibitor into a battery box on the energy storage battery cabinet.

Further, in the energy storage battery cluster with the fire fighting structure, the first triggering device and/or the second triggering device are/is a manual triggering device, and the manual triggering device is arranged on the outer wall of the cabinet body or an operation area of the energy storage battery cabinet and is used for manually triggering the first stop valve and/or the second stop valve through the manual triggering device.

Further, in the energy storage battery cluster with the fire fighting structure, the first trigger device and/or the second trigger device is/are an automatic trigger device, and is/are electrically connected with the temperature sensor inside the battery box, and when the temperature sensor detects that the temperature of the battery box is higher than a preset temperature, the first stop valve and/or the second stop valve is/are triggered; or the first trigger device and/or the second trigger device are/is an automatic trigger device which is electrically connected with a smoke sensor inside the battery box, and when the smoke sensor detects that the smoke concentration in the battery box is higher than a preset concentration, the first stop valve and/or the second stop valve are/is triggered.

Furthermore, in the energy storage battery cluster with the fire protection structure, a third stop valve is arranged between the fire protection pipeline and the fire protection liquid injection port of each battery box and is used for independently controlling the conduction and the stop between the fire protection pipeline and each fire protection liquid injection port.

Further, in the energy storage battery cluster with the fire fighting structure, each third stop valve is electrically connected with the temperature sensor corresponding to the interior of the battery box or the smoke sensor corresponding to the interior of the battery box, and is used for being opened when the temperature sensor detects that the temperature of the battery box is higher than a preset temperature or the smoke sensor detects that the smoke concentration in the battery box is higher than a preset concentration, so that a fire extinguishing agent and a re-ignition inhibitor are injected into the corresponding battery box.

Further, above-mentioned energy storage battery cluster that has fire control structure, this energy storage battery cluster still includes: an alarm; the alarm is electrically connected with a temperature sensor inside the battery box or a smoke sensor inside the battery box and used for giving an alarm when the temperature sensor detects that the temperature of the battery box is higher than a preset temperature or the smoke sensor detects that the smoke concentration in the battery box is higher than a preset concentration.

Furthermore, in the energy storage battery cluster with the fire protection structure, the end of the medium circulation pipeline is connected with a fire extinguishing agent storage tank for injecting a fire extinguishing agent into the fire protection pipeline; and the end part of the medium circulation pipeline is connected with a re-combustion inhibitor storage tank for injecting a re-combustion inhibitor into the fire fighting pipeline.

Furthermore, in the energy storage battery cluster with the fire fighting structure, a booster pump is arranged between the medium circulation pipeline and the output end of the reburning inhibitor storage tank, and is used for pumping out the reburning inhibitor in the reburning inhibitor storage tank and injecting the reburning inhibitor into the cabinet body through the medium circulation pipeline.

Further, above-mentioned energy storage battery cluster that has fire control structure, the rack body includes: a housing and a partition; wherein the shell is of an internal hollow structure; the partition board is arranged in the shell and used for dividing the hollow cavity in the shell into a plurality of storage cavities for placing one battery box.

Further, above-mentioned energy storage battery cluster that has fire control structure, the fire control pipeline sets up the top of rack body.

The utility model provides an energy storage battery cluster with fire control structure, through the fire control pipeline of medium circulation pipe connection at the rack body of energy storage battery rack, so as to this internal injection fire extinguishing agent of rack and the inhibitor of reburning, annotate the liquid mouth through the fire control that sets up on the battery box and connect the fire control pipeline, annotate the liquid mouth with the inhibitor of reburning of injecting into in the fire control pipeline and carry to the battery box in through the fire control, and then put out the naked light and through reburning inhibitor submergence battery in the battery box through the fire extinguishing agent, make the battery can't reburning, realize putting out the naked light fast and restrain the effect of reburning for a long time, thereby avoid the emergence and the expansion of conflagration, improve its security, the operation of battery safety and stability has been guaranteed simultaneously.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural diagram of an energy storage battery cluster with a fire protection structure provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an energy storage battery cabinet provided in an embodiment of the present invention;

fig. 3 is a cross-sectional view of an energy storage battery cabinet according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a battery box according to an embodiment of the present invention;

fig. 5 is a block diagram of an energy storage battery cluster with a fire fighting structure according to an embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 5, preferred structures of an energy storage battery cluster with a fire protection structure provided by an embodiment of the present invention are shown. As shown, the energy storage battery cluster comprises: the energy storage battery cabinet comprises a plurality of energy storage battery cabinets 1 and medium circulation pipelines 2 which are arranged side by side; wherein the content of the first and second substances,

each energy storage battery cabinet 1 includes a cabinet body 11 and a battery box 12 disposed in the cabinet body 11. The cabinet body 11 is provided with a fire-fighting pipeline 111 connected with a fire-fighting liquid injection port 121 provided on the battery box 12.

Specifically, the cabinet body 11 is hollow inside for placing the battery box 12. In order to reduce the floor area of the battery boxes 12, preferably, the battery boxes 12 are arranged in parallel in the cabinet body 11, and two rows of the battery boxes 12 are illustrated in this embodiment, each row is provided with 7 battery boxes, that is, 14 battery boxes are arranged in the cabinet body 11. A plurality of batteries (not shown) are arranged in parallel in the battery box 12, and the batteries are arranged in the battery box 12 through a series-parallel connection assembled battery, and in this embodiment, the battery is illustrated as an example in which the batteries are assembled into a battery pack through 2 and 16 series. In order to prevent the battery in the battery box 12 from being in fire, it is preferable that the battery box 12 is provided with a fire-fighting liquid injection port 121 for injecting a fire extinguishing agent and a restrike inhibitor into the battery box 12, so that the battery cannot be restrike by extinguishing the fire extinguishing agent in the battery box and submerging the battery with the restrike inhibitor. To prevent the fire-fighting liquid injection port 121 from affecting the normal use of the battery box 12, it is preferable that the fire-fighting liquid injection port 121 be provided on the rear side wall 122 of the battery box 12. It is further preferable that the fire-fighting liquid injection port 121 be provided at the middle-upper portion of the rear side wall 122 to ensure that the injected fire extinguishing agent and the restriking inhibitor can extinguish fire of all the batteries in the battery box 12 and submerge all the batteries to prevent the restriking of the batteries. The fire-fighting liquid injection port 121 may be a pipe provided in the battery box 12, and a sealing process is performed between the pipe and the battery box 12. In order to prevent the leakage of the injected fire extinguishing agent and the afterburning suppressing agent, it is preferable that the battery box 12 is a sealed structure, which not only prevents the leakage of the fire extinguishing agent and the afterburning suppressing agent, but also prevents the fire in the battery box 12 from spreading outward to prevent the occurrence of a fire. In addition, each battery box 12 is hermetically connected with the cabinet body 11 to further avoid the leakage of the fire extinguishing agent and the restriking inhibitor. The cabinet body 11 is provided with a fire-fighting pipeline 111, and preferably, the fire-fighting pipeline 111 is arranged through the shell 112 of the cabinet body 11, so that part of the fire-fighting pipeline 111 is arranged in the cabinet body 11, and connection between the fire-fighting pipeline 111 and the fire-fighting liquid injection ports 121 of the battery boxes 12 is realized. Each energy storage battery rack 1 is the cuboid structure, and it sets up side by side to make energy storage battery cluster compact structure, area is little.

Each fire-fighting pipeline 111 is connected to the medium circulation pipe 2 to inject the fire extinguishing agent and the restrike agent, and is injected into the battery box 12 through the fire-fighting pipeline 111 and the fire-fighting liquid injection port 121. Specifically, the medium circulation pipe 2 can directly inject the fire extinguishing agent and the reburning inhibitor, so that the fire extinguishing agent and the reburning inhibitor can flow through the fire fighting pipeline 111 and the fire fighting liquid injection port 121 to be sprayed into the battery box 12 to extinguish the open fire until the battery box 12 is filled with the reburning inhibitor, the reburning inhibitor is immersed in the battery box 12, the battery cannot reburning, the effects of quickly extinguishing the open fire and suppressing the reburning for a long time are achieved, other time periods can be selected at intervals of 10-300 seconds, and any limitation is performed in the embodiment. To facilitate the flow of injected fire suppressant and restrainer, a fire line 111 is preferably provided at the top of the cabinet body 11 (relative to the position shown in fig. 1).

In the above embodiment, to monitor the battery box 12, preferably, a temperature sensor 3 and/or a smoke sensor 4 are disposed in the battery box 12, wherein the temperature sensor 3 is used to detect the temperature inside the battery box 12, and the smoke sensor 4 is used to detect the smoke concentration inside the battery box 12, so as to detect whether thermal runaway occurs in the battery inside the battery box 12.

Further preferably, the energy storage battery cluster may further include: an alarm 5; the alarm 5 is electrically connected with the temperature sensor 3 inside the battery box 12 or the smoke sensor 4 inside the battery box 12, and is used for giving an alarm when the temperature sensor 3 detects that the temperature of the battery box 12 is higher than a preset temperature or the smoke sensor 4 detects that the smoke concentration in the battery box 12 is higher than a preset concentration. Wherein, the alarm 5 can be a buzzer or an alarm lamp. Of course, the alarm 5 may also be connected to the temperature sensor 3 and the smoke sensor 4 at the same time, so that when the temperature sensor 3 detects that the temperature of the battery box 12 is higher than the preset temperature, and when the smoke sensor 4 detects that the smoke concentration in the battery box 12 is higher than the preset concentration, one of the two conditions is met, and an alarm is given. The preset temperature and the smoke concentration may be determined according to actual conditions, and are not limited in this embodiment.

In the above embodiment, in order to facilitate the injection of the fire extinguishing agent and the afterburning suppressant, it is preferable that a fire extinguishing agent storage tank (not shown in the drawings) is connected to an end of the medium circulation pipe 2 for injecting the fire extinguishing agent into the fire fighting pipe 111; the end of the medium circulation pipe 2 is connected with a re-ignition inhibitor storage tank for injecting a re-ignition inhibitor into the fire fighting pipeline 111. Wherein the fire extinguishing agent storage tank and the reburning inhibitor storage tank can be connected to the medium circulation pipeline 2 through two branch pipelines, so that the injection and control of the fire extinguishing agent and the reburning inhibitor can be carried out on the medium circulation pipeline 2 through the fire extinguishing agent storage tank and the reburning inhibitor storage tank. Wherein the fire suppressant storage tank and the restrike agent storage tank may be placed within the fire control cabinet 10. To facilitate the injection of the fire extinguishing agent and the reburning inhibitor, preferably, the energy storage battery cabinet 1 can be divided into two groups, and the two groups are respectively arranged on two sides of the fire control cabinet 10. Further preferably, a booster pump (not shown in the figure) is disposed between the medium circulation pipe 2 and the output end of the reburning inhibitor storage tank, so as to pump out the reburning inhibitor in the reburning inhibitor storage tank and inject the reburning inhibitor into the cabinet body 11 through the medium circulation pipe 2 and the fire fighting pipeline 111, so that the fire extinguishing agent flows from the duct 121 into the battery box 12 in the cabinet body 11 to submerge the battery, thereby preventing the reburning of the battery.

With continued reference to fig. 1 to 5, in order to control the injection of the fire extinguishing agent and the restriking agent, it is preferable that the medium flow pipe 2 is provided with a first shut-off valve 6 for controlling the opening and closing of the medium flow pipe 2 so as to control whether the fire extinguishing agent and the restriking agent are injected into the fire fighting pipe 111. The fire-fighting pipeline 111 is provided with a second stop valve 7 for controlling the on/off of the fire-fighting pipeline 111 and controlling whether to inject the fire extinguishing agent and the restriking inhibitor into the battery box 12. When a fire occurs, the first stop valve 6 and the second stop valve 7 can be controlled to be opened simultaneously so as to inject the fire extinguishing agent and the restriking agent, but of course, the first stop valve 6 and a part of the second stop valve 7 can also be selectively opened, for example, so as to inject the fire extinguishing agent and the restriking agent only to a part of the battery boxes 12 in the energy storage battery cabinet 1. When there are two fire-fighting pipelines 111, which are respectively filled with fire extinguishing agent and reburning inhibitor, the system operation state can be controlled by the second stop valve 7.

To realize the triggering, i.e. controlling, of the first shut-off valve 6 and the second shut-off valve 7, the energy storage battery cluster may further include: a first triggering device 8 and a second triggering device 9; wherein the content of the first and second substances,

the first triggering device 8 is connected to the first stop valve 6, and is used to trigger the first stop valve 6 when a fire breaks out in any energy storage battery cabinet 1, so as to conduct the medium circulation pipe 2, and to inject a fire extinguishing agent or a reburning inhibitor into each fire protection pipeline 111. Specifically, after the first stop valve 6 is triggered to open, the fire extinguishing agent in the fire extinguishing agent storage tank and the reburning inhibitor in the reburning inhibitor storage tank can flow into the fire fighting pipeline 111 of each energy storage battery cabinet 1 through the medium circulation pipeline 2.

The second triggering device 9 is connected to the second stop valve 7, and is configured to trigger the second stop valve 7 when a fire occurs in one or more energy storage battery cabinets 1, so as to enable the fire-fighting pipelines 111 corresponding to the energy storage battery cabinets 1 to be connected, and to inject a fire extinguishing agent and a re-ignition inhibitor into the battery boxes 12 corresponding to the energy storage battery cabinets 1. Specifically, for the second stop valve 7 on the fire-fighting pipeline 111 injecting the fire extinguishing agent, it may be triggered when the energy storage battery cabinet 1 is in fire so that the injected fire extinguishing agent is injected into the battery box 12 for fire extinguishing, and for the second stop valve 7 on the fire-fighting pipeline 111 injecting the reburning inhibitor, it may be triggered when the fire extinguishing agent is injected into the fire-fighting pipeline 111 and a preset time period is delayed so that the injected reburning inhibitor is injected into the battery box 12 for immersing the battery, so that the battery cannot be reburning. The second triggering device 9 can determine whether to trigger the second stop valve 7 on the fire-fighting pipeline 111 of the energy storage battery cabinet 1 corresponding to the second triggering device according to whether the energy storage battery cabinet 1 is in a fire, so as to determine whether to inject the fire extinguishing agent and the reburning inhibitor into the energy storage battery cabinet 1, so that the fire extinguishing agent and the reburning inhibitor can be injected only into the battery box 12 of the energy storage battery cabinet 1 in the fire, and the fire extinguishing agent and the reburning inhibitor can not be prevented from being injected in the fire.

Preferably, the first triggering device 8 and/or the second triggering device 9 may be a manual triggering device, which is disposed on an outer wall of the cabinet body 11 or an operation area of the energy storage battery cabinet 1, and is used for manually triggering the first stop valve 6 and/or the second stop valve 7 to open through the manual triggering device, so as to achieve the injection of the fire extinguishing agent and the restriking inhibitor. Of course, the first triggering device 8 and/or the second triggering device 9 may also be an automatic triggering device so as to realize automation of the energy storage battery system fire protection structure, the automatic triggering device may be electrically connected to the temperature sensor 3 inside the battery box 12, and when the temperature sensor 3 detects that the temperature of the battery box 12 is greater than the preset temperature, the first stop valve 6 and/or the second stop valve 7 is triggered; of course, the automatic triggering device may also be electrically connected to the smoke sensor 5 inside the battery box 12, and when the smoke sensor 5 detects that the smoke concentration inside the battery box 12 is greater than the preset concentration, the first stop valve 6 and/or the second stop valve 7 are/is triggered; in addition, the automatic triggering device can be simultaneously connected with the temperature sensor 3 and the smoke sensor 4, so that when the temperature sensor 3 detects that the temperature of the battery box 12 is higher than the preset temperature and the smoke sensor 4 detects that the smoke concentration in the battery box 12 is higher than the preset concentration, the first stop valve 6 and/or the second stop valve 7 can be triggered when two conditions are met.

In the above embodiment, the third stop valve 10 is provided between the fire-fighting pipeline 111 and the fire-fighting liquid injection port 21 of each battery box 12, and is used for independently controlling the connection and the disconnection between the fire-fighting pipeline 111 and each fire-fighting liquid injection port 121. When a fire breaks out in one of the battery boxes 12, the corresponding third stop valve 10 can be controlled to open to inject the fire extinguishing agent and the restriking agent, and of course, other third stop valves 10 can also be selectively opened, for example, the corresponding third stop valve 10 of the battery box 12 around the battery box 12 can be opened to inject the fire extinguishing agent and the restriking agent into a part of the battery box 12.

In order to control the third stop valves 10, each third stop valve 10 is preferably electrically connected to the temperature sensor 3 inside its corresponding battery box 12 or the smoke sensor 4 inside its corresponding battery box 12, so as to be opened when the temperature sensor 3 detects that the temperature of the battery box 12 is higher than a preset temperature or when the smoke sensor 4 detects that the smoke concentration inside the battery box 12 is higher than a preset concentration, so as to inject the fire extinguishing agent and the re-ignition inhibitor into the corresponding battery box 12. Of course, the third stop valve 10 may also be connected to the temperature sensor 3 and the smoke sensor 4 at the same time, so that when the temperature sensor 3 detects that the temperature of the battery box 12 is higher than the preset temperature, and when the smoke sensor 4 detects that the smoke concentration in the battery box 12 is higher than the preset concentration, two conditions are met, and an alarm is given. The preset temperature and the smoke concentration may be determined according to actual conditions, and are not limited in this embodiment.

With continued reference to fig. 1-4, the cabinet body 11 includes: a housing 112 and a partition 113; wherein the content of the first and second substances,

the housing 112 is hollow inside. Specifically, the case 112 has a rectangular parallelepiped structure, and is hollow inside to accommodate the battery case 12.

The partition 113 is disposed in the housing 112 for dividing the hollow cavity of the housing 112 into a plurality of storage cavities for accommodating one battery box 12. Specifically, a plurality of partition plates 113 are disposed in the housing 112, so that the hollow cavity in the housing 112 is partitioned into a plurality of square storage cavities, but of course, the storage cavities may have other shapes, which depends on the external structure of the battery box 12, and this embodiment does not limit this.

In summary, the energy storage battery cluster provided by this embodiment is connected to the fire-fighting pipeline 111 of the cabinet body 11 of the energy storage battery cabinet 1 through the medium circulation pipeline 2, so as to inject the fire-extinguishing agent and the reburning inhibitor into the cabinet body 11, the fire-fighting injection port 121 formed in the battery box 12 is connected to the fire-fighting pipeline 111, the fire-extinguishing agent and the reburning inhibitor injected into the fire-fighting pipeline 111 are conveyed into the battery box 12 through the fire-fighting injection port 121, and then the fire is extinguished in the battery box 12 through the fire-extinguishing agent and the battery is immersed through the reburning inhibitor, so that the battery cannot be reburning, and the effects of rapidly extinguishing the open fire and suppressing the reburning for a long time are achieved, thereby avoiding the occurrence and expansion of fire, improving the safety thereof, and simultaneously ensuring the safe and.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (12)

1. An energy storage battery cluster with a fire fighting structure, comprising: the energy storage battery cabinet comprises a plurality of energy storage battery cabinets (1) and medium circulation pipelines (2) which are arranged side by side; wherein the content of the first and second substances,

each energy storage battery cabinet (1) comprises a cabinet body (11) and a battery box (12) arranged in the cabinet body (11); a fire-fighting pipeline (111) is arranged on the cabinet body (11) and is connected with a fire-fighting liquid injection port (121) arranged on the battery box (12);

each fire-fighting pipeline (111) is connected with the medium circulation pipeline (2) so as to inject a fire extinguishing agent and a afterburning inhibitor, and the fire-fighting pipelines (111) and the fire-fighting liquid injection port (121) are injected into the battery box (12).

2. The energy storage battery cluster with a firefighting structure of claim 1, characterized in that,

the medium circulation pipeline (2) is provided with a first stop valve (6) for controlling the conduction and the stop of the medium circulation pipeline (2);

and a second stop valve (7) is arranged on the fire-fighting pipeline (111) and used for controlling the conduction and the stop of the fire-fighting pipeline (111).

3. The energy storage battery cluster with a fire fighting structure of claim 2, further comprising: a first triggering device (8) and a second triggering device (9); wherein the content of the first and second substances,

the first trigger device (8) is connected with the first stop valve (6) and used for triggering the first stop valve (6) when a fire disaster happens to any one of the energy storage battery cabinets (1) so as to conduct the medium circulation pipeline (2) and inject a fire extinguishing agent and a reburning inhibitor into the fire fighting pipeline (111);

second trigger device (9) with second stop valve (7) are connected, are used for when energy storage battery rack (1) conflagration breaks out trigger energy storage battery rack (1) corresponds second stop valve (7), so that fire control pipeline (111) on energy storage battery rack (1) switch on, be used for to energy storage battery rack (1) in pouring into fire extinguishing agent and the inhibitor that reburns.

4. The energy storage battery cluster with a firefighting structure of claim 3, characterized in that,

the first trigger device (8) and/or the second trigger device (9) are/is a manual trigger device, and are arranged on the outer wall of the cabinet body (11) or an operation area of the energy storage battery cabinet (1) so as to manually trigger the first stop valve (6) and/or the second stop valve (7) through the manual trigger device.

5. The energy storage battery cluster with a firefighting structure of claim 3, characterized in that,

the first trigger device (8) and/or the second trigger device (9) is an automatic trigger device and is electrically connected with a temperature sensor (3) inside the battery box (12), and when the temperature sensor (3) detects that the temperature of the battery box (12) is higher than a preset temperature, the first stop valve (6) and/or the second stop valve (7) is/are triggered; or the like, or, alternatively,

the first trigger device (8) and/or the second trigger device (9) are/is an automatic trigger device and are electrically connected with a smoke sensor (4) inside the battery box (12), and when the smoke sensor (4) detects that the smoke concentration in the battery box (12) is higher than a preset concentration, the first stop valve (6) and/or the second stop valve (7) are/is triggered.

6. The energy storage battery cluster with a firefighting structure of claim 5, characterized in that,

and a third stop valve (10) is arranged between the fire-fighting pipeline (111) and the fire-fighting liquid injection port (121) of each battery box (12) and is used for independently controlling the conduction and the stop between the fire-fighting pipeline (111) and each fire-fighting liquid injection port (121).

7. The energy storage battery cluster with a firefighting structure of claim 6, characterized in that,

each third stop valve (10) all with its correspond inside temperature sensor (3) of battery box (12) or its correspond inside smoke transducer (4) electricity of battery box (12) is connected for when temperature sensor (3) detect the temperature of battery box (12) is greater than preset temperature or smoke transducer (4) detect the smog concentration in battery box (12) is greater than preset concentration, open, with to corresponding pour into fire extinguishing agent and after combustion inhibitor into in battery box (12).

8. The energy storage battery cluster with a fire fighting structure according to any one of claims 1 to 7, characterized by further comprising: an alarm (5); wherein the content of the first and second substances,

alarm (5) with inside temperature sensor (3) of battery box (12) or inside smoke transducer (4) electricity of battery box (12) is connected, is used for temperature sensor (3) detect when the temperature of battery box (12) is greater than preset temperature or smoke transducer (4) detect when the smog concentration in battery box (12) is greater than preset concentration, report to the police.

9. The energy storage battery cluster with a firefighting structure according to one of claims 1 to 7,

the end part of the medium circulation pipeline (2) is connected with a fire extinguishing agent storage tank for injecting fire extinguishing agent into the fire fighting pipeline (111);

the end part of the medium circulation pipeline (2) is connected with a reburning inhibitor storage tank for injecting a reburning inhibitor into the fire fighting pipeline (111).

10. The energy storage battery cluster with a firefighting structure of claim 9, characterized in that,

and a booster pump is arranged between the medium circulation pipeline (2) and the output end of the reburning inhibitor storage tank and is used for pumping out the reburning inhibitor in the reburning inhibitor storage tank and injecting the reburning inhibitor into the cabinet body (11) through the medium circulation pipeline (2).

11. The energy storage battery cluster with fire fighting structure according to any of claims 1 to 7, characterized in that the cabinet body (11) comprises: a housing (112) and a partition (113); wherein the content of the first and second substances,

the shell (112) is of a hollow structure;

the partition plates (113) are arranged in the shell (112) and are used for dividing a hollow cavity in the shell (112) into a plurality of storage cavities for placing one battery box (12).

12. The energy storage battery cluster with fire fighting structure according to any of claims 1 to 7, characterized in that the fire fighting pipe (111) is arranged on top of the cabinet body (11).

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