WO2023165291A1

WO2023165291A1 - Fire-fighting apparatus and battery swapping system

Info

Publication number: WO2023165291A1
Application number: PCT/CN2023/073980
Authority: WO
Inventors: 杨欣; 吴元和; 叶庆丰; 王霞
Original assignee: 时代电服科技有限公司
Priority date: 2022-03-02
Filing date: 2023-01-31
Publication date: 2023-09-07
Also published as: CN219208799U

Abstract

A fire-fighting apparatus and a battery swapping system, wherein the fire-fighting apparatus (100) is applied to the battery swapping system, and comprises a first compartment (110) and a second compartment (120). The first compartment is used for accommodating a battery (210). The second compartment is used for accommodating a fire-fighting medium, the second compartment is arranged opposite to the first compartment, and the second compartment is used for releasing the fire-fighting medium into the first compartment when thermal runaway occurs in the battery, so as to fire-fight the battery. In the fire-fighting apparatus, the first compartment can be used for accommodating battery cells in batches, the second compartment can be used for accommodating a fire-fighting medium, and when thermal runaway occurs in the battery accommodated in the first compartment, the fire-fighting medium accommodated in the second compartment can be introduced into the first compartment by communicating the first compartment with the second compartment, to fire-fight the battery in which thermal runaway occurs, so as to improve the safety performance of the battery swapping system.

Description

Fire fighting device and power exchange system

Cross References to Related Applications

This application claims the priority of the Chinese patent application 202220450493.9 filed on March 2, 2022, entitled "Firefighting Device and Power Exchange System", the entire content of which is incorporated herein by reference.

technical field

The present application relates to the technical field of batteries, in particular to a fire-fighting device and a power exchange system.

Background technique

With the development of new energy technology, batteries are widely used in electrical equipment, such as mobile phones, laptop computers, battery cars, electric vehicles, electric aircraft, electric ships, electric toy cars, electric toy ships, electric toy airplanes and electric tools, etc.

With the complexity of the battery application environment, the battery is more likely to be impacted, squeezed, and overheated, which will affect the capacity of the battery and the endurance of the electrical device, and even cause thermal runaway, which poses a safety hazard.

Contents of the invention

The present application provides a fire-fighting device and a power exchange system, which can troubleshoot and eliminate potential safety hazards of batteries.

In a first aspect, the present application provides a fire fighting device, which is used in a power swapping system. The fire fighting device includes a first warehouse and a second warehouse. The first compartment is used to accommodate batteries. The second compartment is used to accommodate the fire-fighting medium. The second compartment is set opposite to the first compartment. The second compartment is used to release the fire-fighting medium when the battery is thermally out of control. Put it into the first warehouse to fire the battery.

In the above solution, the first compartment can be used to accommodate batteries, and the second compartment can be used to accommodate fire-fighting media. At the same time, the second compartment is set opposite to the first compartment. When the battery contained in the first compartment is thermally out of control, the fire-fighting medium contained in the second compartment can be removed by connecting the first compartment and the second compartment. Pass into the first warehouse to fire the batteries that have thermal runaway, so as to improve the safety performance of the battery replacement system.

In some embodiments, the first bin includes a bin body and a cover assembly. Wherein, the bin body includes a first accommodating cavity with a first opening; the cover assembly is movably connected with the bin body, so that the cover assembly covers the first opening or opens the first opening.

In the above solution, the closure and opening of the first opening is realized by utilizing the flexible connection between the cover plate assembly and the bin body. In the stage of putting the battery in, the first opening can be opened by means of the movable cover assembly, so that the battery can be put into the first accommodating cavity, which is simple and efficient; The first opening is covered in a manner to realize the sealing of the first accommodation chamber, so as to ensure the sealing performance of the first accommodation chamber and to facilitate subsequent fire fighting.

In some embodiments, the bin body includes a body portion and a guide rail disposed on the body portion, the body portion encloses and forms the above-mentioned first accommodation cavity, and the guide rail is movably connected to the cover assembly. Wherein, the cover plate assembly is used to connect with the main body to expose the first opening, and the cover plate assembly is used to move along the guide rail to cover the first opening.

In the above scheme, the cover plate assembly can move along the extending direction of the guide rail. When the cover plate assembly is moved to reveal the first opening, the cover plate assembly can be temporarily fixed by connecting the cover plate assembly with the main body to ensure the first opening. The opening is stably exposed, which is convenient for putting in the battery; similarly, after the battery is put in, the connection between the cover plate assembly and the main body can be released, and the cover plate assembly can be moved along the guide rail to cover the first opening .

In some embodiments, the first compartment includes a container for accommodating the battery, and the bottom surface of the container is inclined toward the vertical direction relative to the transport direction of the battery, so that the battery can withstand its own weight. Moves along the bottom surface under the action of force.

In the above solution, the bottom surface of the container is set as an inclined plane, and when the battery is placed on the inclined plane, the battery can slide along the inclined plane, so that the battery can enter the first compartment.

In some embodiments, the first warehouse includes a smoke alarm unit for acquiring and transmitting smoke data; the fire fighting device includes a control unit electrically connected to the smoke alarm unit and the second warehouse, and the control unit is used for confirming that the received smoke data conforms to the preset When setting data requirements, control the release of fire-fighting medium from the second warehouse.

In the above solution, a smoke alarm unit is provided in the first compartment, and a control unit is provided that is electrically connected to the smoke alarm unit and the second compartment respectively. Use the smoke alarm unit to monitor the smoke data in the first warehouse, and use the smoke data to judge whether the battery in the first warehouse has thermal runaway, which can effectively prevent the thermal runaway battery from causing greater damage, and has higher safety performance.

In some embodiments, the second cartridge includes a cartridge body and a connector. Wherein, the warehouse main body encloses and forms a second accommodation chamber with a second opening, the second accommodation chamber is used to accommodate the fire-fighting medium, and the second opening is set facing the first warehouse; the connecting body is configured as a shared space between the first warehouse and the second warehouse. part, and the connection body is rotatably connected with the bin main body, so that the connection body covers the second opening or opens the second opening.

In the above solution, the connecting body can cover and open the second opening, that is, the connecting body controls the connection and disconnection between the second storage chamber and the first warehouse, which is conducive to the rapid passage of the fire-fighting medium contained in the second storage chamber into the first chamber. One warehouse is conducive to improving the timeliness of fire protection.

In some embodiments, the connecting body includes a first transfer portion and a second transfer portion that are respectively rotatably connected to the main body of the bin, and the first transfer portion and the second transfer portion are used to connect and work together when the two are close to each other. Cover the second opening, or release the fire-fighting medium when the two are away from each other.

In the above solution, both the first transfer part and the second transfer part are rotatably connected with the bin main body, so that the first transfer part and the second transfer part can be reset and assembled by rotation, which avoids the waste of connecting body materials and improves the The economic value of the fire protection device.

In some embodiments, the first transition portion and the second transition portion are configured to overlap each other, and the second transition portion An adapter part is located on a side of the second adapter part away from the second accommodating cavity; the second warehouse also includes a drive assembly, the drive assembly includes a drive mechanism and a first connection part drivingly connected with the drive mechanism, and is used for connecting with the first When the second connecting part is connected to the connecting part, the driving mechanism is used to drive the first connecting part to move away from the second connecting part, and the second connecting part is separated from the first connecting part, so that the second connecting part and the first transfer part are compatible with the first connecting part. The two transfer parts are far away from each other.

In the above solution, the driving mechanism can drive the first connecting part to move towards or away from the second connecting part, so as to realize the connection and disengagement between the first connecting part and the second connecting part; the driving mechanism is used to drive the first connecting part In the case of moving away from the second connecting part, the second connecting part is separated from the first connecting part. At this time, the second connecting part and the first transfer part are separated from the second transfer part as a whole, that is, the second opening When it is opened, the fire-fighting medium in the second accommodating chamber flows into the first chamber for fire-fighting. Such controls are simple, efficient, and easy to reconfigure.

In some embodiments, the second bin is located vertically above the first bin.

In the above scheme, by placing the second warehouse on the upper part of the first warehouse in the vertical direction, the fire-fighting medium in the second warehouse can quickly flow into the first warehouse for fire protection under the action of its own gravity, and no other equipment is required. The equipment used to drive the fire-fighting medium has simplified the equipment while ensuring the fire-fighting efficiency.

In some embodiments, the fire fighting device further includes a box body and a frame assembly arranged in the box body, and the first warehouse and the second warehouse are arranged in the frame assembly.

In the above scheme, the frame assembly is the skeleton that forms the first warehouse and the second warehouse, and the first warehouse and the second warehouse are arranged in the frame assembly, which can effectively provide support for the first warehouse and the second warehouse, and improve the structural stability. stability.

In a second aspect, an embodiment of the present application provides a battery swapping system, which includes a battery compartment, a battery swapping device, and the fire fighting device provided in any embodiment of the first aspect. The battery compartment is used to store batteries. The power changing device is arranged in the battery compartment and is used for changing the battery of the electric device. The fire fighting device is set outside the battery compartment.

Description of drawings

The features, advantages, and technical effects of the exemplary embodiments of the present application will be described below with reference to the accompanying drawings.

Fig. 1 is the structural schematic diagram of vehicle;

FIG. 2 is an exploded schematic view of the battery of the vehicle shown in FIG. 1;

Fig. 3 is a schematic diagram of a power exchange system provided by some embodiments of the present application;

Fig. 4 is a schematic structural diagram of a fire fighting device provided by some embodiments of the present application;

Fig. 5 is a schematic structural view of the fire-fighting device provided by some embodiments of the present application after removing the box;

Fig. 6 is a schematic structural view of the fire fighting device provided by some embodiments of the present application after removing the box body and the frame assembly;

Fig. 7 is a schematic block diagram of a fire fighting device provided by some embodiments of the present application;

Fig. 8 is a schematic structural view of the second warehouse in a state of the fire-fighting device provided by some embodiments of the present application;

Fig. 9 is an enlarged view of part A of the fire fighting device shown in Fig. 8;

Fig. 10 is a schematic structural view of the second warehouse in another state of the fire-fighting device provided by some embodiments of the present application;

Fig. 11 is an enlarged view of part B of the fire fighting device shown in Fig. 10 .

The reference signs in the detailed description are as follows:

1000, power exchange system; 200, vehicle; 210, battery; 211, housing; 211a, first housing part; 211b, second housing part; 212, battery unit; 220, controller; 230 motor; 300 , power exchange platform; 400, battery compartment; 410, stacker; 500, power exchange equipment; 600, electrical equipment;

100. Fire fighting device;

110, the first warehouse; 111, the warehouse body; 1111, the first accommodation cavity; 1112, the body part; 1113, the guide rail; 112, the cover assembly; 113, the storage body; 114, the smoke alarm unit;

120. The second warehouse; 121. The main body of the warehouse; 1211. The second accommodation cavity; 122. The connecting body; 1221. The first transfer part; 1222. The second transfer part; 123. The drive assembly; 1231. The drive mechanism; 1232 , the first connection part; 1233, the second connection part; 102, the second opening;

130. Box body; 131. First enclosure; 132. Second enclosure;

140, frame assembly; 141, support column;

150. Control unit.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the application; the terms used herein in the description of the application are only to describe specific embodiments The purpose is not to limit the present application; the terms "comprising" and "having" and any variations thereof in the specification and claims of the present application and the description of the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second" and the like in the description and claims of the present application or the above drawings are used to distinguish different objects, rather than to describe a specific sequence or primary-subordinate relationship.

In the description of the present application, it should be understood that the terms "center", "transverse", "length", "width", "upper", "lower", "front", "rear", "left", "Right","Vertical","Horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", "axial", "radial" and "circumferential" are based on the orientation or positional relationship shown in the drawings, only It is for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the application.

In the description of this application, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection", "connection" and "attachment" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachably connected or integrally connected; it can be directly connected or indirectly connected through an intermediary, and it can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

The term "and/or" in this article is just an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B can mean: A exists alone, A and B exist simultaneously, and there exists alone B these three situations. In addition, the character "/" in this article generally indicates that the contextual objects are an "or" relationship.

With the development of new energy technology, the number of devices using batteries is increasing. When the electric power of the electric equipment is exhausted, the electric energy is often supplemented by connecting the charging equipment. For example, electric vehicles can be charged by connecting to the charging pile. Compared with the way of connecting charging equipment such as charging piles to supplement electric energy. Charging will take a long time and affect the user experience.

The inventors have noticed that replacing the battery can achieve replenishment of electric energy faster than charging. For this reason, the inventor has designed a power exchange system, which can remove the battery feeding the electric device and replace it with a battery with sufficient power, so as to quickly provide sufficient electric energy for the electric device again.

However, the inventor found that due to the complexity of the application environment of the battery, especially in the process of replacing the battery, the possibility of the battery being hit, squeezed, and overheated increases. Over time, the internal structure of the battery gradually changes, thereby affecting The capacity of the battery and the battery life of the electrical device may even cause thermal runaway, which poses a major safety hazard.

In view of this, the embodiment of the present application provides a fire-fighting device, which can be used in conjunction with the battery compartment, and monitors the batteries that may have thermal runaway in the battery compartment, and fires them in time when the battery thermal runaway occurs, effectively reducing the Safety risk in case of thermal runaway of the battery.

The fire-fighting device disclosed in the embodiment of the present application and the power exchange system using the fire-fighting device can be used, but not limited to, to replace the battery of a vehicle, and can also be used to replace electric toys, electric tools, battery cars, electric vehicles, ships, spacecraft, etc. Batteries for other electrical equipment. Vehicles can be fuel vehicles, gas vehicles or new energy vehicles, and new energy vehicles can be pure electric vehicles, hybrid vehicles or extended-range vehicles; spacecraft include airplanes, rockets, space shuttles and spacecraft, etc.; electric toys include fixed Type or mobile electric toys, such as game consoles, electric car toys, electric boat toys and electric airplane toys, etc.; electric tools include metal cutting electric tools, grinding electric tools, assembly electric tools and railway electric tools, for example, Electric drills, electric grinders, electric wrenches, electric screwdrivers, electric hammers, impact drills, concrete vibrators, electric planers, and more.

In the following, the electric device is taken as an example for description.

Figure 1 is a schematic diagram of the structure of the vehicle. As shown in FIG. 1 , the vehicle 200 is provided with a battery 210 , and the battery 210 may be provided at the bottom, head or tail of the vehicle 200 . The battery 210 can be used for power supply of the vehicle 200 , for example, the battery 210 can be used as an operating power source of the vehicle 200 .

The vehicle 200 may further include a controller 220 and a motor 230 , the controller 220 is used to control the battery 210 to supply power to the motor 230 , for example, for starting, navigating and driving the vehicle 200 .

In some embodiments of the present application, the battery 210 can not only serve as the vehicle 200 The power supply can also be used as a driving power supply of the vehicle 200 to provide driving power for the vehicle 200 instead of or partially replacing fuel oil or natural gas.

In some embodiments, the battery 210 can be fastened on the chassis of the vehicle 200 through a buckle structure.

FIG. 2 is a schematic diagram of explosion of the battery in FIG. 1 . As shown in FIG. 2 , the battery 210 includes a casing 211 and a battery cell 212 , and the battery cell 212 is accommodated in the casing 211 .

The housing 211 is used to accommodate the battery cells 212, and the housing 211 may be of various structures. In some embodiments, the housing 211 may include a first housing part 211a and a second housing part 211b, the first housing part 211a and the second housing part 211b cover each other, the first housing part 211a and the second housing part 211a The two housing parts 211b jointly define a receiving space for receiving the battery cells 212 . The second housing part 211b can be a hollow structure with one end open, the first housing part 211a is a plate-shaped structure, and the first housing part 211a covers the opening side of the second housing part 211b to form a housing with an accommodation space. The housing 211; the first housing part 211a and the second housing part 211b can also be a hollow structure with one side opening, and the opening side of the first housing part 211a is covered with the opening side of the second housing part 211b, To form a housing 211 with a receiving space. Of course, the first housing part 211a and the second housing part 211b can be in various shapes, such as cylinders, cuboids and the like.

In order to improve the sealing performance after the connection between the first housing part 211a and the second housing part 211b, a sealing member, such as sealant, sealing ring, etc., can also be provided between the first housing part 211a and the second housing part 211b .

Assuming that the first casing part 211 a is covered on the top of the second casing part 211 b, the first casing part 211 a can also be called an upper case cover, and the second casing part 211 b can also be called a lower casing 211 .

In the battery 210, there may be one or more battery cells 212 . If there are multiple battery cells 212 , the multiple battery cells 212 can be connected in series, in parallel or in parallel. The hybrid connection means that the multiple battery cells 212 are both in series and in parallel.

A plurality of battery cells 212 can be directly connected in series or in parallel or mixed together, and then a plurality of The whole composed of battery cells 212 is housed in the casing 211; of course, it is also possible that multiple battery cells 212 are first connected in series, parallel or mixed to form a battery module, and then multiple battery modules are connected in series, parallel or mixed to form a whole , and accommodated in the housing 211.

Fig. 3 is a schematic diagram of a power exchange system provided by some embodiments of the present application.

As shown in FIG. 3 , the power exchange system 1000 of the embodiment of the present application includes a power exchange platform 300 , a battery compartment 400 and a power exchange device 500 . And to charge the battery 210 , the battery swapping device 500 is configured to be able to move between the battery swapping platform 300 and the battery compartment 400 . The power exchange device 500 can be used to replace the battery 210 of the power consumption device 600 .

Exemplarily, the power exchange system 1000 of the embodiment of the present application can replace the battery 210 according to the following steps: 1) After the electric equipment 600 enters the electric exchange platform 300, the electric exchange equipment 500 can move to the lower side of the electric equipment 600 , and detach the battery 210 to be recharged that has run out of electric energy from the electrical equipment 600; Rechargeable battery 210; Ⅲ) The power exchange equipment 500 moves to the lower side of the power consumption equipment 600 with the fully charged battery 210, and installs the fully charged battery 210 on the power consumption equipment 600; Ⅳ) The power consumption equipment 600 leaves the power exchange platform 300.

In some embodiments, the power swapping system 1000 further includes a rail (not shown), and the power swapping device 500 is movably arranged on the rail. The track is used to guide the movement of the battery swapping device 500 so that the battery swapping device 500 can move between the battery swapping platform 300 and the battery compartment 400 . Exemplarily, one end of the track extends into the battery compartment 400 , and the other end extends to the power exchange platform 300 .

In some embodiments, a stacker 410 is provided in the battery compartment 400, and the stacker 410 is used to transfer the battery 210 to be charged removed from the power exchange device 500 to the charging position of the battery compartment 400 for charging, and to place the battery compartment The fully charged battery 210 stored in 400 is placed on the power exchange device 500 .

In some embodiments, the power exchange platform 300 includes a lifting mechanism, which is used to lift the power consumption equipment 600 so that the power exchange equipment 500 can move to the lower side of the power consumption equipment 600 .

In some embodiments, the power exchange system 1000 further includes a fire fighting device, which is used to fire the battery.

Fig. 4 is a schematic structural view of a fire-fighting device provided by some embodiments of the present application; Fig. 5 is a schematic structural view of a fire-fighting device provided by some embodiments of the present application after removing the box.

As shown in FIG. 4 and FIG. 5 , the fire fighting device 100 of the embodiment of the present application includes a first warehouse 110 and a second warehouse 120 . The fire fighting device 100 is used in a power swapping system. The first warehouse 110 is used to accommodate the battery 210, and the second warehouse 120 is used to accommodate the fire-fighting medium. One compartment 110 for fire protection of batteries 210 .

The fire-fighting device 100 is used in the battery replacement system, so that when the vehicle replaces the battery 210, the battery 210 that may have thermal runaway can be monitored and quickly extinguished; and the battery with the risk of thermal runaway stored in the battery compartment can be quickly extinguished. Exemplarily, the fire fighting device 100 can be set in the battery compartment and close to the stacker.

The first compartment 110 is used to accommodate the battery 210 . The first compartment 110 may be used to accommodate and support the battery 210 that may experience thermal runaway during firefighting. In the first compartment 110, the first compartment 110 may directly support the battery 210, or indirectly support the battery 210 through other components.

The first compartment 110 is specifically used for accommodating the battery 210 that may have thermal runaway. It should be noted that, the battery 210 accommodated in the first compartment 110 may be one battery 210 or a plurality of batteries 210 .

The second bin 120 is used to contain fire fighting media. The fire-fighting medium can be directly accommodated in the second warehouse 120 , or first accommodated in other components, and then indirectly accommodated in the second warehouse 120 through the components.

Exemplarily, the fire-fighting medium may be a solid fire-fighting medium such as sand, dry powder, or dry ice, or a liquid fire-fighting medium such as water, water mist, or foam, or a gaseous fire-fighting medium such as carbon dioxide or hexafluoropropane.

The second bin 120 is opposite to the first bin 110 . The relative positions of the first bin 110 and the second bin 120 can be adjusted according to the selected fire-fighting medium.

Exemplarily, when the fire-fighting medium is a solid fire-fighting medium such as sand, the second warehouse 120 can be set to be positioned above the first warehouse 110 in the vertical direction, so that the fire-fighting medium quickly enters the first warehouse 110 during the fire-fighting process; the fire-fighting medium is For fluid fire-fighting media such as carbon dioxide and water, in order to speed up the fluid entering the first warehouse 110, driving equipment such as fans and pumps can be set in the second warehouse 120 to send the fluid into the first warehouse 110 for fire protection. At this time, the first bin 110 and the second bin 120 may be set at the same level.

At the same time, in order to allow the fluid to quickly contact the battery with thermal runaway, in the above case, the first chamber 110 may also be located vertically above the second chamber 120 .

The second compartment 120 is used for releasing the fire-fighting medium into the first compartment 110 when the battery 210 is thermally runaway, so as to fire the battery 210 . Wherein, the release of the fire-fighting medium means the communication between the first warehouse 110 and the second warehouse 120 .

The fire-fighting medium can be released into the first chamber 110 under the influence of its own characteristics, such as weight and relative molecular mass, or it can be released into the first chamber 110 under the driving action of driving equipment such as fans and pumps.

The fire-fighting medium for the battery 210 can be fully covered to isolate oxygen, such as sand completely covering the battery 210, so that the battery 210 is isolated from oxygen, thereby avoiding the occurrence of thermal runaway; incomplete coverage can also be used, such as using The dry ice sublimates and absorbs heat, rapidly reducing the temperature in the first compartment 110, so that the battery 210 does not meet the conditions of thermal runaway, and so on.

In this embodiment, the first compartment 110 can accommodate the battery 210, and the second compartment 120 can be used to accommodate the fire-fighting medium. At the same time, the second compartment 120 is set opposite to the first compartment 110. When the batteries stored in the first compartment 110 experience thermal runaway, the batteries stored in the second compartment 110 can be connected to each other by connecting the first compartment 110 and the second compartment 120. The fire-fighting medium in the compartment 120 is passed into the first compartment 110 to fire the battery 210 where thermal runaway occurs, so as to improve the safety performance of the power exchange system 1000 .

Please continue to refer to FIG. 4 and FIG. 5. In some embodiments, the fire fighting device 100 further includes a box body 130 and a frame assembly 140 disposed in the box body 130, wherein the first warehouse 110 and the second warehouse 120 are disposed in the frame assembly Within 140.

The box body 130 is the outer surrounding structure of the fire fighting device 100 , and its shape is adapted to the first warehouse 110 and the second warehouse 120 . The box body 130 includes a first enclosure 131 for enclosing the first compartment 110 and a second enclosure 132 for enclosing the second compartment 120 .

In some implementations, the first enclosure 131 and the second enclosure 132 may be cubes, cuboids, cylinders and the like.

In some embodiments, the first surrounding body 131 and the second surrounding body 132 may be separately provided, fixed by bolts, or integrally formed.

The frame assembly 140 is an internal supporting structure of the fire fighting device 100 and is used to support the first enclosure 131 and the second enclosure 132 .

Exemplarily, the frame assembly 140 can be composed of a plurality of support columns 141 in a detachable connection, and the shapes and lengths of different support columns 141 can be different, so that the frame assembly 140 can be composed of a cube, a cuboid, or a cylinder. shape, and then install the first enclosure body 131 and the second enclosure body 132 on the outside of the frame assembly 140 in a detachable connection manner.

Please continue to refer to FIG. 4 and FIG. 5 , in some embodiments, the second bin 120 is located at the upper part of the first bin 110 along the vertical direction.

In this embodiment, by placing the second warehouse 120 on the upper part of the first warehouse 110 in the vertical direction, the fire-fighting medium in the second warehouse 120 can quickly flow into the first warehouse 110 under the action of its own gravity for fire protection. , there is no need to set up other equipment for driving the fire-fighting medium, which simplifies the equipment while ensuring the fire-fighting efficiency.

Please continue to refer to FIG. 4 and FIG. 5 , in some embodiments, the first bin 110 includes a bin body 111 and a cover assembly 112 . Wherein, the bin body 111 includes a first accommodating cavity 1111 having a first opening 101; the cover plate assembly 112 is movably connected with the bin body 111, so that the cover plate assembly 112 covers the The first opening 101 or the first opening 101 is opened.

In some embodiments, the cartridge body 111 may be an independent structure, which is different from the first enclosure 131 . That is to say, in the fire fighting device 100, firstly, the basic shape of the first warehouse 110 is formed by the warehouse body 111, and the frame assembly 140 is arranged outside it, and finally the first enclosure 131 whose shape is adapted to the warehouse body 111 is provided, and the second A surrounding body 131 supports the bin body 111 .

In some embodiments, the bin body 111 can also be directly formed by the first enclosure 131 .

The first opening 101 is used to connect with the outside, and is the entrance of the battery 210 that may have thermal runaway, and the first accommodating cavity 1111 is used to accommodate and support the battery 210 that is put in.

In some embodiments, the first opening 101 can be set on any side of the bin body 111, which can be set according to actual conditions. In this embodiment, the first opening 101 is opened on a side wall of the bin body 111 .

In some embodiments, the opening shape of the first opening 101 may be square, rectangle, rhombus, trapezoid, circle, ellipse, triangle and so on.

The cover assembly 112 is disposed close to the first opening 101 , the cover assembly 112 is movably connected with the bin body 111 , and is used to cover or open the first opening 101 .

In this embodiment, when the battery 210 is put in, the first opening 101 can be exposed through the movable cover plate assembly 112. At this time, the first accommodating chamber 1111 communicates with the outside world, and the battery 210 can be put in through the first opening 101. In the first receiving chamber 1111 ; in the fire-fighting stage after the battery 210 is put in, the first opening 101 can also be covered by the movable cover assembly 112 . At this time, the first receiving chamber 1111 is isolated from the outside world. On the one hand, it can ensure the monitoring effect of the battery 210 in the first compartment 110 , and on the other hand, it can prevent the battery 210 from causing damage to the outside when thermal runaway occurs.

Please continue to refer to FIG. 4 and FIG. 5. In some embodiments, the bin body 111 includes a body portion 1112 and a guide rail 1113 disposed on the body portion 1112. The body portion 1112 encloses the above-mentioned first receiving cavity 1111. The guide rail 1113 and the cover plate Components 112 are removably connected. Among them, the cover group The member 112 is used to connect with the body part 1112 to reveal the first opening 101 , and the cover assembly 112 is used to move along the guide rail 1113 to cover the first opening 101 .

In some embodiments, the number of guide rails 1113 may be two, and the two guide rails 1113 are both disposed on the sidewall of the body part 1112 and disposed near the first opening 101 . In this embodiment, the two guide rails 1113 are vertically disposed on both sides of the first opening 101 along the horizontal direction.

The cover assembly 112 is connected to the main body 1112 by means of hooks, buckles, magnetic attraction, etc., to temporarily fix the cover assembly 112 and expose the first opening 101 .

In this embodiment, the cover plate assembly 112 can move along the extending direction of the guide rail 1113. When the cover plate assembly 112 moves to reveal the first opening 101, the cover plate assembly 112 can be connected with the main body portion 1112 to close the cover The plate assembly 112 is temporarily fixed to ensure that the first opening 101 is stably exposed, which is convenient for putting in the batteries 210; similarly, after all the batteries 210 are put in, the connection between the cover plate assembly 112 and the body portion 1112 can be released. And the cover assembly 112 is moved along the guide rail 1113 to cover the first opening 101 .

Fig. 6 is a schematic structural view of the fire fighting device provided by some embodiments of the present application after removing the box body and the frame assembly.

As shown in FIG. 5 and FIG. 6 , in some embodiments, the first compartment 110 includes a container 113 for accommodating the battery 210, and the bottom surface of the container 113 is inclined toward the vertical direction relative to the transport direction of the battery 210, so as to This enables the battery 210 to move along the bottom surface under its own gravity.

The container 113 can be a box with an opening at the top. When the battery 210 is put into the first compartment 110, the battery 210 can be put into the container 113 first, and then the container 113 with the battery 210 can be placed in the second compartment. Inside the first compartment 110 ; multiple containers 113 can also be put into the first compartment 110 first, and then the batteries 210 are placed into the containers 113 .

In this embodiment, a plurality of storage bodies 113 can be provided, and multiple storage bodies 113 are used to store batteries, and the storage bodies 113 are independent from each other. can avoid thermal runaway of the battery 210 for more electric pool 210 causing damage, but also facilitates the removal of batteries that have thermal runaway after a fire. Certainly, one receiving body 113 may also be provided, and the number thereof is not limited here.

In some embodiments, the bottom surface of the receiving body 113 is provided as an inclined plane, and when the battery is placed on the inclined plane, the battery can slide along the inclined plane, so that the battery 210 enters the first compartment 110 conveniently.

In this embodiment, a buffer pad can also be provided on the inner wall of the receiving body 113 lower than the slope to protect the battery 210 and prevent the battery 210 from being damaged by collision with the inner wall of the receiving body 113 during insertion. Similarly, the buffer pad can also be arranged on the slope itself.

Fig. 7 is a schematic block diagram of a fire fighting device provided by some embodiments of the present application.

As shown in Figure 7, in some embodiments, the first warehouse 110 includes a smoke alarm unit 114 for acquiring and transmitting smoke data; the fire fighting device 100 includes a control unit 150 electrically connected to the smoke alarm unit 114 and the second warehouse 120, The control unit 150 is configured to control the second chamber 120 to release the fire-fighting medium when confirming that the received smoke data meets the preset data requirements.

The smoke alarm unit 114 can be directly set in the first compartment 110 , or the sensor for detecting smoke in the smoke alarm unit 114 can be set in the first compartment 110 and used to transmit the acquired smoke data to the control unit 150 .

The preset data can be preset through the control unit 150 .

In this embodiment, a smoke alarm unit 114 is provided in the first compartment 110 , and a control unit 150 electrically connected to the smoke alarm unit 114 and the second compartment 120 is provided. The smoke alarm unit 114 monitors the smoke data in the first warehouse 110, and the control unit 150 uses the smoke data to determine whether the battery 210 in the first warehouse 110 has thermal runaway, which can effectively prevent the thermal runaway battery 210 from causing greater damage. Higher safety performance.

Figure 8 is a schematic structural view of the second warehouse in a state of the fire-fighting device provided by some embodiments of the present application; Figure 9 is an enlarged view of part A of the fire-fighting device shown in Figure 8; Figure 10 is provided by some embodiments of the present application The structure diagram of the second warehouse in another state of the fire-fighting device; FIG. 11 is an enlarged view of part B of the fire-fighting device shown in FIG. 10 .

As shown in FIGS. 8 to 11 , in some embodiments, the second bin 120 includes a bin main body 121 and a connecting body 122 . Wherein, the bin main body 121 encloses and forms a second accommodating chamber 1211 with a second opening 102, the second accommodating chamber 1211 is used for accommodating the fire-fighting medium, and the second opening 102 is set facing the first bin 110; the connecting body 122 is configured as a first The bin 110 and the second bin 120 share a part, and the connecting body 122 is rotatably connected with the bin main body 121 , so that the connecting body 122 covers the second opening 102 or opens the second opening 102 .

The second opening 102 is disposed facing the first compartment, that is, the second opening 102 is located at the junction of the second compartment 120 and the first compartment, so as to communicate with the second receiving chamber 1211 and the first receiving chamber.

The connecting body 122 is arranged on the bin main body 121 close to the second opening 102. In this embodiment, the connecting body 122 and the bin main body 121 are rotationally connected, and the opening and closing of the second opening 102 can be realized through the rotation of the connecting body 122. Furthermore, communication and blocking between the second accommodation chamber 1211 and the first accommodation chamber are realized.

When the connecting body 122 covers the second opening 102, the connecting body 122 can be used to support the fire-fighting medium.

Of course, in some embodiments, the connecting body 122 and the bin main body 121 may also adopt sliding connection and other connection methods, all of which are within the protection scope of the present application.

In this embodiment, the connecting body 122 can cover and open the second opening 102, that is, the connecting body 122 can control the connection and disconnection between the second storage cavity 1211 and the first compartment, which is beneficial for storage in the second storage cavity 1211 The fire-fighting medium quickly passes into the first warehouse, which is conducive to improving the timeliness of fire-fighting.

In some embodiments, the connecting body 122 includes a first adapter part 1221 and a second adapter part 1222 respectively rotatably connected to the bin body 121, and the first adapter part 1221 and the second adapter part 1222 are used for They are connected and cover the second opening 102 together when they are close to each other, or they can release the fire-fighting medium when they are far away from each other.

The first transfer part 1221 and the second transfer part 1222 can be connected by hinge joints such as hinges. The structure is installed on the side wall of the bin main body 121 with the second opening 102, and the first transfer part 1221 and the second transfer part 1222 can be arranged opposite to each other so as to close the second opening 102 together when they are close to each other.

In some embodiments, driving parts can be respectively provided for the first transfer part 1221 and the second transfer part 1222 to simultaneously drive the first transfer part 1221 and the second transfer part 1222 to rotate, or it can be used as the first One of the transition part 1221 and the second transition part 1222 is provided with a driving part, and the other is connected to it by way of overlapping, snapping, magnetic attraction and the like.

In this embodiment, both the first transfer part 1221 and the second transfer part 1222 are rotatably connected with the main body 121 of the bin, so that the first transfer part 1221 and the second transfer part 1222 can be reset and assembled by rotation, avoiding The waste of materials of the connecting body 122 improves the economic value of the fire fighting device 100 .

In some embodiments, the first transition part 1221 and the second transition part 1222 are used to overlap each other, and the first transition part 1221 is located on the side of the second transition part 1222 away from the second receiving chamber 1211; The second warehouse 120 also includes a drive assembly 123, the drive assembly 123 includes a drive mechanism 1231, a first connecting portion 1232 that is drivingly connected to the drive mechanism 1231, and a second connecting portion 1233 that is used to connect to the first connecting portion 1232, and the drive mechanism 1231 When driving the first connecting part 1232 to move away from the second connecting part 1233, the second connecting part 1233 is separated from the first connecting part 1232, so that the second connecting part 1233 and the first transfer part 1221 are connected with the second transfer part 1232 away from each other.

The end of the first transition part 1221 close to the second transition part 1222 is provided with a first overlapping part, and at the same time, the end of the second transition part 1222 close to the first transition part 1221 is provided with a second lap part, When the first connecting portion 1221 is close to the second connecting portion 1222, the first overlapping portion is closer to the first warehouse than the second overlapping portion, so that the second overlapping portion overlaps the first Lap.

The driving mechanism 1231 can be a motor or an air cylinder. The driving mechanism 1231 and the first connecting part 1232 are connected by a first connecting rod, and under the driving action of the driving mechanism 1231, the first connecting rod can move closer to or away from the second connecting part. 1233 direction to move.

The connection between the first connection part 1232 and the second connection part 1233 may adopt connection methods such as magnetic connection, buckle connection and the like.

The second connecting part 1233 is connected to the first connecting part 1221 through the second connecting rod. At the same time, in order to prevent the second connecting rod from being damaged during the fall, in some embodiments, a The two ends, that is, the connection with the second connecting part 1233 and the connection with the first transfer part 1221 are provided with hinges, so that the second connecting rod is hinged with the second connection part 1233 and the first transfer part 1221 respectively, so that Reduced connection rigidity prevents damage when dropped.

In this embodiment, the driving mechanism 1231 can drive the first connecting part 1232 to move toward or away from the second connecting part 1233, so as to realize the connection and disconnection between the first connecting part 1232 and the second connecting part 1233; 1231 is used to drive the first connecting part 1232 to move away from the second connecting part 1233, and the second connecting part 1233 is separated from the first connecting part 1232. At this time, the second connecting part 1232 and the first connecting part 1221 are integrated The second transition portion 1222 is far away from each other, that is, the second opening 102 is opened, and the fire-fighting medium in the second accommodation chamber 1211 flows into the first chamber 110 for fire-fighting. Such controls are simple, efficient, and easy to reconfigure.

As a specific embodiment of the present application, please refer to FIG. 4 to FIG. 11 in detail. The present application provides a fire fighting device 100. The fire fighting device 100 includes a first warehouse 110 and a second warehouse 120, wherein the second warehouse 120 is located in the first Bin 110 is directly above in the vertical direction. The side wall of the first compartment 110 is provided with a first opening 101, and the first compartment 110 has a first accommodation cavity 1111 for accommodating the battery 210, and one end of the second compartment 120 facing the first compartment 110 is provided with a second opening. 102, and the second warehouse 120 has a second chamber 1211 for containing the fire-fighting medium. At the same time, the first bin 110 also includes a smoke alarm unit 114 arranged in the bin body 111, the second bin 120 also includes a driving assembly 123 arranged in the bin body 121, the fire fighting device 100 also includes a control unit 150, and the control units 150 are respectively connected to The smoke alarm unit 114 and the driving assembly 123 .

Before the fire fighting device 100 starts working, the preset value of the smoke alarm unit 114 can be set in advance through the control unit 150 . When the fire fighting device 100 is working, the smoke alarm unit 114 is used to Monitor the state of the battery 210 in the first storage chamber 1111, and when the battery 210 generates smoke due to thermal runaway combustion, and the smoke alarm unit 114 detects that the smoke data in the first storage chamber 1111 is higher than the preset value, the control unit 150 will be notified. Send the working signal, the control unit 150 starts to work and controls the driving assembly 123 to work, so as to communicate the second storage chamber 1211 with the first storage chamber 1111, so that the fire-fighting medium stored in the second storage chamber 1211 passes into the first storage chamber 1111 Inside, the battery 210 is extinguished.

While the present application has been described with reference to a preferred embodiment, various modifications may be made thereto and equivalents may be substituted for parts thereof without departing from the scope of the present application, in particular, as long as there are no structural conflicts , the technical features mentioned in each embodiment can be combined in any way. The present application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

A fire-fighting device for a power exchange system, characterized in that the fire-fighting device includes:

a first compartment for containing batteries; and

The second compartment is used to accommodate the fire-fighting medium, the second compartment is opposite to the first compartment, and the second compartment is used to release the fire-fighting medium to the first compartment when the battery is thermally runaway. compartment to fire-fight the battery.
The fire fighting device according to claim 1, wherein the first warehouse comprises:

a cartridge body including a first receiving chamber having a first opening; and

The cover assembly is movably connected with the bin body, so that the cover assembly covers the first opening or opens the first opening.
The fire fighting device according to claim 2, wherein the bin body comprises:

a body part, enclosing and forming the first accommodation cavity; and

The guide rail provided on the body part is movably connected with the cover plate assembly,

Wherein, the cover assembly is used to be connected with the body part to expose the first opening, and the cover assembly is used to move along the guide rail to cover the first opening.
The fire fighting device according to any one of claims 1 to 3, characterized in that,

The first compartment includes a container for accommodating the battery, and the bottom surface of the container is inclined towards the vertical direction relative to the transport direction of the battery, so that the battery can move along the battery under its own gravity. The bottom surface moves.
The fire-fighting device according to any one of claims 1 to 4, wherein the first warehouse includes a smoke alarm unit for acquiring and transmitting smoke data;

The fire-fighting device includes a control unit electrically connected to the smoke alarm unit and the second warehouse, and the control unit is used to confirm that the received smoke data meets preset data requirements, controlling the second chamber to release the fire fighting medium.
The fire-fighting device according to any one of claims 1 to 5, wherein the second warehouse comprises:

The main body of the warehouse is enclosed to form a second accommodation chamber with a second opening, the second accommodation chamber is used to accommodate the fire-fighting medium, and the second opening is arranged facing the first warehouse; and

The connecting body is configured as a common part of the first warehouse and the second warehouse, and the connecting body is rotatably connected with the main body of the warehouse, so that the connecting body covers the second opening or opens the second opening.
The fire fighting device according to claim 6, characterized in that,

The connecting body includes a first transfer portion and a second transfer portion respectively rotatably connected to the bin main body, and the first transfer portion and the second transfer portion are used for connecting when the two are close to each other and jointly cover the second opening, or release the fire-fighting medium when the two are away from each other.
The fire fighting device according to claim 7, characterized in that,

The first transition part and the second transition part are used to overlap each other, and the first transition part is located on a side of the second transition part away from the second accommodation cavity;

The second warehouse also includes a driving assembly, the driving assembly includes a driving mechanism, a first connecting portion drivingly connected with the driving mechanism, and a second connecting portion for connecting with the first connecting portion, and the driving mechanism is used for When the first connecting part is driven to move away from the second connecting part, the second connecting part is separated from the first connecting part, so that the second connecting part and the first transfer part are in contact with the second connecting part The second transition parts are far away from each other.
The fire fighting device according to any one of claims 1 to 8, characterized in that,

The second bin is located at a vertically upper portion of the first bin.
The fire fighting device according to any one of claims 1 to 8, characterized in that the fire fighting device further comprises:

box; and

The frame assembly is arranged in the box, and the first warehouse and the second warehouse are arranged in the frame assembly.
A power exchange system, characterized in that it comprises:

battery compartment for storing batteries;

A power changing device, which is arranged in the battery compartment and used to replace the battery of the power-consuming device; and

The fire fighting device according to any one of claims 1 to 10, which is arranged outside the battery compartment.