KR20130032600A - Tray for battery and battery system having the same - Google Patents

Abstract

The present invention includes a main body in which a plurality of battery modules for accommodating a battery is mounted, and a connection part connected to a connector installed in a rack at a rear surface of a main body inserted into a rack for electrically connecting battery modules installed in a rack. It relates to a battery tray and a battery system comprising the same,
According to the present invention, the ease of maintenance and replacement work for the batteries can be improved, and the ease of work of electrically connecting the batteries can be improved.

Description

Tray for battery and battery system including same {Tray for Battery and Battery System having the same}

The present invention relates to a battery system in which a battery is installed for use in a battery energy storage system.

With the development of the industry, the demand for electric power is increasing, and the gap of electricity use between day and night, season, and day is increasing. For this reason, many techniques are being developed rapidly to reduce peak load by utilizing the surplus power of the system. Among these technologies, a battery which stores surplus power of the system in the battery or supplies the underpower of the system from the battery Battery Energy Storage System (BESS).

The battery energy storage system stores surplus power generated at night or surplus power generated from renewable energy sources such as wind power and sunlight, and supplies the power stored in the battery to the system during a peak load or system accident. This will stabilize the system power unstably fluctuating by the renewable energy source and achieve maximum load reduction and load leveling. In particular, such a battery energy storage system may be used in an intelligent grid, which is recently emerging due to the emergence of various renewable energy sources.

Such battery energy storage systems include a Power Conditioning System (PCS), and a Battery System in which batteries are installed. The power management system (PCS) has a function of managing the power of the batteries, such as performing power conversion (AC / DC) between the grid and the battery system. The battery system has a function of storing a plurality of batteries to reliably store large amounts of energy. The batteries are electrically connected to one another and are discharged or charged using power supplied from the system to power the system.

These batteries are detachably installed in the battery system for maintenance, replacement, and the like. Maintenance, replacement, etc. of the batteries are performed while the discharge and charge operations for the batteries are stopped. Therefore, there is a need for the development of a battery system that can be easily attached and detached in order to reduce the time taken for maintenance, replacement, etc. of the batteries.

In addition, the battery system according to the prior art has been performed for the maintenance, replacement, etc. of the batteries with the terminals of the batteries exposed to the outside. Therefore, the battery system according to the prior art has a high risk of a safety accident in the process of performing operations for maintenance, replacement, etc. for the batteries.

The present invention has been made to solve the above problems, an object of the present invention is to provide a battery tray and a battery system including the same that can be easily removable batteries.

An object of the present invention is to provide a battery tray and a battery system including the same that can reduce the risk of a safety accident in the process of performing maintenance, replacement, etc. for the batteries.

In order to achieve the above-mentioned object, the present invention can include the following configuration.

The battery tray according to the present invention includes a main body in which a plurality of battery modules are mounted to accommodate a battery; A first connection mechanism coupled to the main body and electrically connected to a first battery module mounted on one side of the main body; And a second connection mechanism coupled to the main body and electrically connected to a second battery module mounted on the other side of the main body. The first connection mechanism includes a first connection member for connecting to one end of the connector installed in the rack, so that the first connection member is positioned to protrude from the second battery module in a direction from one side of the main body to the other side It can be coupled to the body.

The battery tray according to the present invention includes a main body in which a plurality of battery modules are mounted to accommodate a battery; And a connection part connected to a connector installed in a rack for electrically connecting the battery modules. The connection part may be connected to a connector installed in the rack at the rear of the main body inserted into the rack.

A battery system according to the present invention includes a tray on which a plurality of batteries are mounted; A rack formed of at least one layer to seat the trays; And a plurality of connectors formed at a rear end of the rack and serially connecting batteries installed in the rack through the trays. The tray may include a connection for connecting a battery to the connector. The connection part may include a first connection mechanism electrically connected to one end of the connector and a second connection mechanism electrically connected to the other end of the connector. The first connection mechanism may electrically connect one end of the connector and a battery positioned at the front end of the tray among the batteries mounted on the tray. The second connection mechanism may electrically connect the battery located at the rear end of the tray and the other end of the connector among the batteries mounted on the tray.

A battery system according to the present invention includes a tray in which a plurality of battery modules are mounted to accommodate a battery; A rack including a plurality of installation grooves for inserting the trays, the plurality of trays seated therein; And a plurality of connectors coupled to the rack to be positioned in the installation groove, and electrically connecting battery modules mounted on the trays to each other. The tray may include a connection unit for electrically connecting the battery modules to the connector. The connection part may be located in the installation groove and connected to the connector.

According to the present invention, the following effects can be obtained.

The present invention improves the ease of the operation of coupling the tray to the rack and the operation of separating the tray from the rack, thereby improving the ease of maintenance, replacement work for the batteries.

The present invention can improve the ease of work for electrically connecting the batteries, thereby improving the ease of maintenance, replacement work for the batteries.

The present invention can improve the safety of the operation of coupling the tray to the rack and the operation of separating the tray from the rack by reducing the electrical risk to the tray.

1 is a schematic perspective view of a tray and a rack for a battery according to the present invention;
FIG. 2 is a schematic partial cross-sectional view based on line II of FIG. 1.
3 is a schematic perspective view of a tray for a battery according to the present invention;
4 is a schematic perspective view of a battery tray and a battery module according to the present invention;
5 is a schematic exploded perspective view of a tray for a battery according to the present invention;
Figure 6 is a schematic exploded perspective view for explaining the connection portion according to the invention
7 is a schematic plan view of a tray for a battery according to the present invention;
Figure 8 is a schematic plan view showing a state in which the connecting portion connected to the connector according to the present invention
9 and 10 are schematic perspective views for explaining the insulating cover according to the present invention.
11 is a schematic front view of a battery system according to the present invention.
12 is a conceptual diagram illustrating a connection relationship between connectors according to the present invention.
13 is a conceptual diagram of a battery system according to the present invention;

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of a tray for a battery according to the present invention will be described in detail.

1 is a schematic perspective view of a tray for a battery and a rack according to the present invention, Figure 2 is a schematic partial cross-sectional view based on line II of Figure 1, Figure 3 is a schematic perspective view of a tray for a battery according to the present invention, Figure 4 is a schematic perspective view of a battery tray and a battery module according to the present invention, Figure 5 is a schematic exploded perspective view of a battery tray according to the present invention, Figure 6 is a schematic exploded perspective view for explaining a connection according to the present invention, 7 is a schematic plan view of a tray for a battery according to the present invention, FIG. 8 is a schematic plan view showing a state in which a connector according to the present invention is connected to a connector, and FIGS. 9 and 10 are views illustrating an insulating cover according to the present invention. Is a schematic perspective view.

1 to 3, the battery tray 100 according to the present invention is provided in the battery system 1 for storing a plurality of batteries in order to stably store a large amount of energy. The battery tray 100 according to the present invention is responsible for electrically connecting the batteries to each other in the battery system 1 and supporting the batteries. The battery system 1 is a rack (2, shown in Figure 1) is a plurality of trays for mounting the battery tray 100 according to the invention, and the rack 2 through the battery tray 100 according to the invention It further comprises a connector (3, shown in Figure 2) for electrically connecting the batteries installed in each other.

The rack 2 includes a plurality of installation grooves 21 (shown in FIG. 1) for inserting the battery tray 100 according to the present invention. The rack 2 for the battery tray 100 according to the present invention may be installed to form at least one layer up and down.

A plurality of connectors 3 are installed in the rack 2 so as to be located in each of the installation grooves 21. The connectors 3 installed in the rack 2 are electrically connected to each other. Therefore, when the tray 100 according to the present invention is inserted into each of the installation grooves 21 and seated in the rack 2, the connectors 3 are connected to the rack through the trays 100 according to the present invention. The batteries installed in 2) are electrically connected to each other. Accordingly, the batteries may be electrically connected to each other to be discharged or charged using power supplied from the system to supply power to the system.

The battery tray 100 according to the present invention includes a main body 110 (shown in FIG. 3) in which a plurality of battery modules 200 for accommodating batteries are mounted, and batteries housed in the battery modules 200 are connected to the connector. And a connecting portion 120 for electrically connecting to (3). Batteries accommodated in the battery module 200 are electrically connected to each other. When the battery tray 100 according to the present invention is inserted into the installation groove 21 and seated in the rack 2, the connection part 120 contacts the connector 3 located in the installation groove 21. In this way, it is electrically connected to the connector 3. Therefore, the battery modules 200 mounted on the main body 110 are electrically connected to the connector 3 through the connection part 120, and thus the batteries accommodated in the battery modules 200 are connected to the connector ( 3) is electrically connected. Thus, the batteries installed in the rack 2 via the trays 100 according to the invention are electrically connected to each other via the connectors 3. Therefore, the battery tray 100 according to the present invention can achieve the following effects.

First, when the battery tray 100 according to the present invention is inserted into the installation groove 21 and seated in the rack 2, the connector 120 is located in the installation groove 21. By contacting the batteries installed in the rack (2) is implemented to be electrically connected to each other. Therefore, the battery tray 100 according to the present invention is performed to be mounted on the rack (2) and at the same time the operation of the batteries installed in the rack (2) are electrically connected to each other, the batteries are electrically Ease of installation of the batteries in the rack 2 to be connected can be improved.

Second, the battery tray 100 according to the present invention, when the connection portion 120 is spaced apart from the connector 3 so as not to contact the connector 3, the electrical connection between the batteries and the connector 3 Is released. Therefore, the battery tray 100 according to the present invention is removed from the installation groove 21 to be separated from the rack (2) and at the same time the electrical connection between the batteries and the connector 3 is released Since the operation is made, it is possible to improve the ease of the operation of separating the batteries from the rack (2).

Third, maintenance, replacement work, etc. for the batteries are performed in a state where the batteries are separated from the rack 2, and are completed by reinstalling the batteries in the rack 2 after the work is completed. The battery tray 100 according to the present invention improves the ease of the operation of separating the batteries from the rack 2 and the operation of installing the batteries in the rack 2 so that the batteries are electrically connected to each other, Ease of maintenance, replacement work, etc. can be improved. Therefore, the battery tray 100 according to the present invention can improve the mobility of the batteries by reducing the time taken for maintenance, replacement work, etc. for the batteries.

Hereinafter, the main body 110 and the connection unit 120 will be described in detail with reference to the accompanying drawings.

3 to 5, the main body 110 supports the battery module 200. The battery module 200 accommodates at least one battery. A plurality of battery modules 200 may be mounted to the main body 110. Looking at the battery module 200 in detail, as follows.

The battery module 200 includes an accommodation space 210 (shown in FIG. 3) for accommodating a battery. The accommodation space 210 is formed in a size that can accommodate at least one battery. The battery module 200 may accommodate a plurality of batteries spaced apart from each other by a predetermined distance. In this case, the batteries are electrically connected to each other and accommodated in the battery module 200. As the batteries are accommodated in the battery module 200 spaced apart from each other, the temperature control fluid may heat or cool the batteries while passing between the spaces formed between the batteries.

Passing holes 221 and 222 (shown in FIG. 4) are formed at both sides of the battery module 200 to allow the temperature control fluid to pass therethrough. The through holes 221 and 222 and the accommodation space 210 are formed through the battery module 200. The temperature control fluid may heat or cool the battery accommodated in the accommodation space 210 while passing through the accommodation space 210 through the through holes 221 and 222. The main body 110 may be formed such that both side portions corresponding to the through holes 221 and 222 may be opened so that the temperature control fluid passes through the battery module 200 and adjusts the temperatures of the batteries. The battery module 200 may be formed in a rectangular parallelepiped shape as a whole. The through holes 221 and 222 may be formed in a rectangular plate shape as a whole.

1 to 5, the main body 110 includes a lower tray 111 (shown in FIG. 5) for supporting the battery module 200.

The lower tray 111 forms a lower portion of the tray 100. The tray lower plate 111 includes a protruding member 1111 (shown in FIG. 5) to be inserted into the battery module 200. The battery module 200 has an insertion groove 230 (shown in FIG. 4) for inserting the protrusion member 1111. The insertion groove 230 is formed on the bottom surface of the battery module 200. The protruding member 1111 is formed to protrude from the upper surface of the tray lower plate 111. The battery module 200 may be mounted on the lower tray 111 by inserting the protruding member 1111 into the insertion groove 230. Accordingly, the protruding member 1111 supports the battery module 200, thereby preventing the battery module 200 from being separated from the main body 110. The lower tray 111 may be formed in a rectangular plate shape as a whole. The protruding member 1111 may be formed in a rectangular parallelepiped shape as a whole.

The tray lower plate 111 may support a plurality of battery modules 200. That is, a plurality of battery modules 200 may be mounted on the tray lower plate 111. The battery modules 200 may be mounted on the lower plate 111 in a first direction (A arrow direction) perpendicular to both sides of the through holes 221 and 222 (shown in FIG. 5). . The protruding member 1111 may be elongated in the first direction (A arrow direction) to be inserted into the insertion grooves 230 formed in each of the battery modules 200. In FIG. 4, three battery modules 200, 200 ′, and 200 ″ are mounted on the lower tray 111, but the present invention is not limited thereto, and two or more batteries may be provided on the lower tray 111. Modules 200 may be mounted, it is also possible that one battery module 200 is mounted on the lower tray 111.

1 to 5, the main body 110 further includes a tray front plate 112 (shown in FIG. 5). The tray front plate 112 forms the entirety of the tray 100. The tray front plate 112 is coupled to the tray lower plate 111. The tray front plate 112 may be coupled to the tray lower plate 111 by a fastening means such as a bolt. The tray front plate 112 and the tray lower plate 111 may be integrally formed.

The tray front plate 112 includes a plurality of coupling members 1121 and 1122 (shown in FIG. 5). The coupling members 1121 and 1122 are formed to protrude in both directions (B arrow direction and C arrow direction) (shown in FIG. 5) from the tray front plate 112. The coupling members 1121 and 1122 may be coupled to the rack 2 (shown in FIG. 1) by a fastening means such as a bolt. Accordingly, the battery tray 100 according to the present invention can be firmly coupled to the rack 2, it can be prevented from shaking by vibration or the like. Fastening holes 1121a and 1122a (shown in FIG. 5) for fastening the fastening means may be formed in the coupling members 1121 and 1122, respectively. The tray front plate 112 and the coupling members 1121 and 1122 may be formed in a rectangular plate shape as a whole. A battery management device (BMS) (not shown) for checking the current, voltage, temperature, etc. of the battery accommodated in the battery module 200 may be coupled to the tray front plate 112.

The tray front plate 112 further includes a handle 1123 (shown in FIG. 5). The moving device for moving the worker or the main body 110 may insert the main body 110 into the rack 2 or the main body 110 from the rack 2 using the handle 1123. Can be separated. In addition, a worker or a moving device for moving the main body 110 may carry the main body 110 using the handle 1123. The handle 1123 may be formed in a 'c' shape as a whole. The handle 1123 may be rotatably coupled to the tray front plate 112.

1 to 5, the main body 110 further includes a tray rear plate 113 (shown in FIG. 5). The tray back plate 113 forms a rear portion of the main body 110. The tray rear plate 113 is coupled to the lower tray 111 so as to be spaced apart from the tray front plate 112 by a predetermined distance. The tray rear plate 113 may be coupled to the lower tray 111 by fastening means such as a bolt. The tray rear plate 113 and the tray lower plate 111 may be integrally formed.

Unlike the tray front plate 112, the tray rear plate 113 does not include coupling members 1121 and 1122 (shown in FIG. 5). Accordingly, the main body 110 may be inserted into the rack 2 (shown in FIG. 1) without being obstructed by the tray rear plate 113 and may be separated from the rack 2. Therefore, the battery tray 100 according to the present invention can be easily installed in the rack 2, it can be easily separated from the rack (2).

1 to 5, the tray back plate 113 (shown in FIG. 5) is a rear hole 1113 (shown in FIG. 5) through which the connecting portion 120 (shown in FIG. 3) passes. Include. The rear hole 1131 may be formed through the tray rear plate 113. The connection part 120 may be connected to the connector 3 (shown in FIG. 8) through the rear hole 1131. Although not shown, the tray back plate 113 may further include a handle. The moving device for moving the worker or the main body 110 may move the main body 110 using a handle formed on the tray rear plate 113. The handle formed on the tray rear plate 113 may be formed in a 'c' shape as a whole. The handle formed on the tray rear plate 113 may be rotatably coupled to the tray rear plate 113.

1 and 5, the main body 110 further includes a tray top plate 114 (shown in FIG. 5). The tray top plate 114 forms an upper portion of the tray 100. One side of the tray upper plate 114 is coupled to the tray front plate 112, the other side is coupled to the tray rear plate 113. The tray upper plate 114 is coupled to the tray front plate 112 and the tray rear plate 113 to be spaced apart from the tray lower plate 111 by a predetermined distance. The tray top plate 114 may be coupled to the tray front plate 112 and the tray rear plate 113 by a fastening means such as a bolt.

1 to 6, the tray top plate 114 includes a first frame 1141 and a second frame 1412. The first frame 1141 and the second frame 1412 are provided to be spaced apart from each other by a predetermined distance. Accordingly, the terminal 240 of the battery module 200 (shown in FIG. 5) may be exposed to the outside through a space in which the first frame 1141 and the second frame 1142 are spaced apart from each other. Therefore, as shown in FIG. 6, between the first frame 1141 and the second frame 1142 in the state in which the battery modules 200, 200 ′, 200 ″ are mounted on the main body 110. The battery modules 200, 200 ′ and 200 ″ may be electrically connected to each other through a space formed in the battery module 200. Accordingly, the battery tray 100 according to the present invention can improve the ease of the operation of electrically connecting the battery modules (200, 200 ', 200 ") to each other.

1, 6 to 8, the connection part 120 (shown in FIG. 6) connects the battery modules 200 mounted on the main body 110 to the connector 3 (shown in FIG. 8). It is connected to the connector 3 for electrical connection. The main body 110 is seated on the rack 2 by inserting a rear surface 110a (shown in FIG. 7) into the rack 2. The tray rear plate 113 may form a rear surface 110b of the main body 110. The connection part 120 is connected to the connector 3 at the rear side 110a of the main body 110, thereby electrically connecting the battery modules 200 mounted on the main body 110 to the connector 3. have. Accordingly, batteries accommodated in the battery modules 200 may be electrically connected to the connector 3. Since the connectors 3 installed in the rack 2 are electrically connected to each other, the batteries installed in the rack 2 are electrically connected to each other through the battery trays 100 according to the present invention. Therefore, the battery tray 100 according to the present invention can achieve the following effects.

First, when the tray for the battery 100 according to the present invention is seated on the rack 2 so that the connection portion 120 is connected to the connector 3, the connection portion 120 to the outside of the rack (2) It will not be exposed. Accordingly, the battery tray 100 according to the present invention is compared with the batteries installed in the rack 2 are electrically connected to each other at the front (110b, shown in Figure 7) of the main body 110. ) May reduce the risk of a safety accident in a process in which a battery is mounted on the rack 2 and a work separated from the rack 2 so that the batteries are electrically connected to each other.

Second, in the battery tray 100 according to the present invention, the connection part 120 may be connected to the connector 3 as the main body 110 is inserted into the rack 2. In addition, in the battery tray 100 according to the present invention, the connection portion 120 may be separated from the connector 3 as the main body 110 is separated from the rack 2. Therefore, the battery tray 100 according to the present invention may improve the ease of work that is seated on the rack 100 and the work that is separated from the rack 100 so that the batteries are electrically connected to each other.

1 and 6 to 8, the connection part 120 includes a first connection mechanism 121 for electrically connecting the first battery module 200 and the connector 3 (shown in FIG. 8). It includes. The first battery module 200 is mounted on one side of the main body 110 among the battery modules 200, 200 ′ and 200 ″ mounted on the main body 110. The first battery module 200 6 is mounted on the front surface 110b of the main body 110 and may be mounted on the front end of the main body 110. Accordingly, the first connection mechanism 121 may A battery accommodated in the first battery module 200, that is, a battery located at the front end of the main body 110 may be electrically connected to the connector 3. The other side of the main body 110 may include a second battery module ( 200 "). The main body 110 may be inserted into the rack 2 so that the second battery module 200 ″ faces the connector 3. The second battery module 200 ″ may be installed in the main body ( It may be mounted on the rear (110a, shown in Figure 7) side of 110.

One end of the first connection mechanism 121 is connected to the first battery module 200, and the other end thereof is connected to the connector 3. When the main body 110 is inserted into the rack 2 (shown in FIG. 1), the connector 3 is located toward the rear side 110a of the main body 110. Accordingly, the first connection mechanism 121 passes through the second battery module 200 ″ mounted on the rear surface 110a of the main body 110 from one end connected to the first battery module 200. To this end, the first connection mechanism 121 has one end connected to the first battery module 200 and the other end protruded from the second battery module 200 ″. It may be formed long in the first direction (A arrow direction). The first connection mechanism 121 may be formed to have a length corresponding to the sum of the lengths of the battery modules 200 mounted on the main body 110 in the first direction (A arrow direction). The first connection mechanism 121 may be connected to the connector 3 on an upper side of the second battery module 200 ″ mounted on the rear side 110a of the main body 110.

The first connection mechanism 121 may be formed of a metal material having a conductivity so as to electrically connect the first battery module 200 and the connector 3 to each other. A bus bar may be used as the first connection mechanism 121. Accordingly, the battery tray 100 according to the present invention reduces the area of the space occupied by the first connection mechanism 121 when compared to using a cable (not shown) as the first connection mechanism 121. The overall size can be reduced. This is because, when the cable is used as the first connection mechanism 121, the cable is bent at a predetermined curvature and thus a space for the cable to be bent must be secured.

1 and 6 to 8, the first connection mechanism 121 may be coupled to the tray top plate 114. Accordingly, the first connecting mechanism 121 may be connected to the connector 3 through the upper side of the battery modules 200, 200 ′, 200 ″ mounted on the main body 110. The connection mechanism 121 may be coupled to the first frame 1141 of the tray top plate 114. Accordingly, the first connection mechanism 121 may be located at an upper side of the main body 110. Herein, when the tray top plate 114 is formed of a conductive material, electrical safety may decrease when the first connection mechanism 121 is directly coupled to the tray top plate 114.

To prevent this, the main body 110 may include a first insulating member 115 positioned between the first connecting mechanism 121 and the tray top plate 114. The first insulating member 115 is coupled to the tray upper plate 114. The first connection mechanism 121 may be coupled to the tray upper plate 114 at a position spaced apart from the tray upper plate 114 by a predetermined distance by being coupled to the first insulating member 115. Accordingly, the battery tray 100 according to the present invention uses the first insulating member 115 to secure a sufficient insulating distance between the first connecting mechanism 121 and the tray top plate 114, thereby providing electrical safety. Can improve. The first insulating member 115 is formed of a material having no conductivity or low conductivity. The first insulating member 115 may be formed to have a thickness to ensure a sufficient insulating distance between the first connecting mechanism 121 and the tray top plate 114. The first insulating member 115 may be formed to have a thicker portion coupled to the first connection mechanism 121 than a portion coupled to the tray upper plate 114. For example, the first insulating member 115 may be formed to have a 'b' shape as a whole.

1 and 6 to 8, the main body 110 may include a plurality of first insulating members 115. The first insulating members 115, 115 ′ and 115 ″ (shown in FIG. 7) may be coupled to the tray top plate 114 to be spaced apart from each other by a predetermined distance in the first direction (A arrow direction). Accordingly, even when the first connection mechanism 121 is elongated in the first direction (A arrow direction), the battery tray 100 according to the present invention uses a plurality of first insulating members 115. As a result, the first connection mechanism 121 may be maintained in a state spaced apart from the tray top plate 114. In FIG. ") Is shown to be coupled, but the present invention is not limited thereto, and one, two, or four or more first insulating members 115 may be provided in the tray top plate 114 according to the length of the first connection mechanism 121. ) May be combined.

The first insulating member 115 may be coupled to the tray top plate 114 by a fastening means such as a bolt. The first connecting mechanism 121 may be coupled to the first insulating member 115 by a fastening means such as a bolt. To this end, two fastening holes for fastening the fastening means may be formed in the first insulating member 115 to be spaced apart from each other by a predetermined distance.

1 and 6 to 8, the first connection mechanism 121 includes a first connection member 1211 for connecting to the connector 3 (shown in FIG. 8). The first connecting mechanism 121 is coupled to the main body 110 such that the first connecting member 1211 is positioned to protrude from the second battery module 200 ″ in the first direction (A arrow direction). The first direction (A arrow direction) is a direction from one side of the main body 110 to the other side, the same direction as the direction from the first battery module 200 toward the second battery module 200 ". . The first connection mechanism 121 may be formed to be positioned to protrude more than the rear surface 110a (shown in FIG. 7) of the main body 110.

Accordingly, when the main body 110 is inserted and seated in the rack 2 (shown in FIG. 1) so that the second battery module 200 ″ faces the connector 3, the first connection member ( 1211 may be connected to the connector 3. Accordingly, the battery tray 100 according to the present invention may improve the ease of work to be seated in the rack 100 so that the batteries are electrically connected to each other. In addition, when the main body 110 is seated on the rack 2 such that the first connection member 1211 is connected to the connector 3, the first connection member 1211 is connected to the rack 2. Therefore, the tray for the battery 100 according to the present invention is a process in which the work is placed on the rack 2 and the work is separated from the rack 2 so that the batteries are electrically connected to each other. In this case, the risk of occurrence of a safety accident can be reduced. It may be formed as a rectangular plate as a whole.

1, 5 to 8, the first connector 121 is a first connecting member 1212 for connecting to the battery module 200, and the first connecting member 1212 and the first The apparatus may further include a first joint member 1213 connecting the first connection member 1211.

The first connection member 1212 is connected to a terminal 240 (shown in FIG. 5) of the battery module 200. The terminal 240 includes a first terminal 241 and a second terminal 242. The first terminal 241 is a positive terminal or a negative terminal. The second terminal 242 is formed as a negative terminal when the first terminal 241 is a positive terminal, and is formed as a positive terminal when the first terminal 241 is a negative terminal. That is, the second terminal 242 has a polarity opposite to that of the first terminal 241. The battery modules 200, 200 ′, 200 ″ respectively include the terminals 240, 240 ′, 240 ″ (shown in FIG. 5). The terminals 240, 240 ′, 240 ″ are respectively provided with first terminals 241, 241 ′, 241 ″ (shown in FIG. 5) and second terminals 242, 242 ′, 242 ″ (FIG. 5). 5) The battery modules 200, 200 ', and 200 "may be connected in series with each other through the terminals 240, 240' and 240".

The first connection member 1212 is connected to the first terminal 241 of the first battery module 200. The first connection member 1212 extends a predetermined length from the first joint member 1213 in a downward direction (the direction of the arrow D, shown in FIG. 6) from the tray upper plate 114 toward the lower tray 111. After being formed, the first terminal 241 may be bent and formed in a direction in which the first terminal 241 is positioned. 6 illustrates that the first connection member 1212 is bent once from the first joint member 1213, but is not limited thereto. The first connection member 1212 may include the first terminal 241. It may be formed so as not to be bent if it can be connected to), or may be formed bent more than once. The first connection member 1212 includes a first coupling hole 1212a (shown in FIG. 6) for inserting the first terminal 241. As the first terminal 241 is inserted into the first coupling hole 1212a, the first connection member 1212 may be electrically connected to a battery housed in the first battery module 200. The first connection member 1212 may be formed in a rectangular plate shape as a whole.

The first joint member 1213 is formed between the first connection member 1212 and the first connection member 1211. The first joint member 1213 may be elongated in the first direction (A arrow direction) so that the first connection member 1211 is positioned to protrude from the second battery module 200 ″. The one joint member 1213 has a length corresponding to the length of the battery modules 200, 200 ′ and 200 ″ mounted on the main body 110 in the first direction (the arrow direction A). Can be formed. The first joint member 1213 is coupled to the tray upper plate 114. The tray top plate 114 supports the first joint member 1213, whereby the first connection member 1212 is connected to the first terminal 241 and the first connection member 1211 is connected to the second connection member 1213. It may be maintained in a position protruding from the battery module 200 ".

The first joint member 1213 may be coupled to the tray upper plate 114 by being coupled to the first insulating member 115. Accordingly, the first joint member 1213 may be positioned to be spaced apart from the tray upper plate 114 by the first insulating member 115. The first joint member 1213 may include a fastening hole to be coupled to the first insulating member 115 through a fastening means such as a bolt. When the first joint member 1213 is coupled to the plurality of first insulating members 115, 115 ′ and 155 ″, a plurality of fastening holes are formed in the first joint member 1213 so as to be spaced apart from each other by a predetermined distance. The first joint member 1213 may be formed in a rectangular plate shape as a whole.The first joint member 1213, the first connection member 1212, and the first connection member 1211 may be integrally formed. It may be formed as.

1, 5 to 8, the connection part 120 includes a second connection mechanism 122 for electrically connecting the second battery module 200 ″ and the connector 3 (shown in FIG. 8). The second battery module 200 ″ is mounted on the other side of the main body 110 among the battery modules 200, 200 ′ and 200 ″ mounted on the main body 110. The battery module 200 ″ is mounted on the rear surface 110a of the main body 110 and may be mounted at the rear end of the main body 110. Accordingly, the second connection mechanism 122 may electrically connect a battery accommodated in the second battery module 200 ″, that is, a battery located at the rear end of the main body 110, to the connector 3. A third battery module 200 ′ is mounted between the second battery module 200 ″ and the first battery module 200. Although not shown, two or more third battery modules 200 ′ may be mounted between the second battery module 200 ″ and the first battery module 200. The main body 110 may include the second battery module 200 ′. The battery module 200 "may be inserted into the rack 2 facing the connector 3 and seated therein.

One end of the second connection mechanism 122 is connected to the second battery module 200 ″, and the other end thereof is connected to the connector 3. The main body 110 is illustrated in the rack 2 (FIG. 1). The connector 3 is positioned at the rear side 110a of the main body 110. Therefore, the second connection mechanism 122 is connected from one end connected to the second battery module 200 ". The second battery module 200 ″ may be connected to the connector 3 through the second battery module 200 ″. For this purpose, one end of the second connection mechanism 122 may be connected to the second battery module 200 ″ and the other end thereof. The second battery module 200 may be formed to be elongated in the first direction (the arrow direction A) so as to protrude from the second battery module 200 ″. It may be connected to the connector 3 from above.

The second connection mechanism 122 may be formed of a conductive metal material so as to electrically connect the second battery module 200 ″ and the connector 3 to the second connection mechanism 122. As a result, the battery tray 100 according to the present invention has a structure in which the second connection mechanism 122 may be compared with the use of a cable (not shown) as the second connection mechanism 122. By reducing the area of the space occupied, the overall size can be reduced, since the cable is bent at a predetermined curvature when the cable is used as the second connection mechanism 122, so that a space for the cable to be bent must be secured.

1 and 6 to 8, the second connection mechanism 122 may be coupled to the tray top plate 114. Accordingly, the second connecting mechanism 122 may be connected to the connector 3 via the upper side of the second battery module 200 ″. The second connecting mechanism 122 may be connected to the tray top plate 114. The second connecting mechanism 122 may be located at the other side of the upper part of the main body 100. Here, the tray top plate 114 is conductive. When formed of a material having the material, electrical safety may be reduced when the second connection mechanism 122 is directly coupled to the tray upper plate 114.

To prevent this, the main body 110 may include a second insulating member 116 positioned between the second connection mechanism 122 and the tray top plate 114. The second insulating member 116 is coupled to the tray upper plate 114. The second connecting mechanism 122 may be coupled to the second insulating member 116 to be coupled to the tray upper plate 114 at a position spaced apart from the tray upper plate 114 by a predetermined distance. Therefore, the battery tray 100 according to the present invention uses the second insulating member 116 to secure a sufficient insulating distance between the second connecting mechanism 122 and the tray upper plate 114, thereby providing electrical safety Can improve. The second insulating member 116 is formed of a material having no conductivity or low conductivity. The second insulating member 116 may be formed to have a thickness sufficient to secure a sufficient insulating distance between the second connecting mechanism 122 and the tray top plate 114. The second insulating member 116 may be formed to have a thicker portion coupled to the second connection mechanism 122 than a portion coupled to the tray upper plate 114. For example, the second insulating member 116 may be formed to have an overall 'b' shape.

Although not shown, the main body 110 may include a plurality of second insulating members 116. In this case, the second insulating members 116 may be coupled to the tray top plate 114 to be spaced apart from each other by a predetermined distance in the first direction (A arrow direction). Accordingly, even when the second connection mechanism 122 is elongated in the first direction (A arrow direction), the battery tray 100 according to the present invention uses a plurality of second insulating members 116. As a result, the second connection mechanism 122 may be maintained in a state spaced apart from the tray upper plate 114. The second insulating member 116 may be coupled to the tray top plate 114 by fastening means such as a bolt. The second connection mechanism 122 may be coupled to the second insulating member 116 by a fastening means such as a bolt. To this end, two fastening holes for fastening the fastening means may be formed in the second insulating member 116 so as to be spaced apart from each other by a predetermined distance.

1 and 6 to 8, the second connection mechanism 122 includes a second connection member 1221 for connecting to the connector 3 (shown in FIG. 8). As shown in FIG. 7, the second connection mechanism 122 is positioned such that the second connection member 1221 protrudes from the second battery module 200 ″ in the first direction (A arrow direction). It is coupled to the main body 110. The second connection mechanism 122 may be formed so as to protrude more than the rear surface (110a, shown in Figure 7) of the main body (110).

Accordingly, when the main body 110 is inserted and seated in the rack 2 (shown in FIG. 1) so that the second battery module 200 ″ faces the connector 3, the second connection member ( 1221 may be connected to the connector 3. Accordingly, the battery tray 100 according to the present invention may improve the ease of work installed in the rack 100 so that the batteries are electrically connected to each other. In addition, when the main body 110 is seated on the rack 2 such that the second connection member 1221 is connected to the connector 3, the second connection member 1221 is the rack 2. Therefore, the tray for the battery 100 according to the present invention is a process in which the work is installed in the rack 2 and the work is separated from the rack 2 so that the batteries are electrically connected to each other. In this case, the risk of a safety accident may be reduced. It may be formed as a rectangular plate as a whole.

1, 6 to 8, the second connection mechanism 122 includes a second connection member 1222 and the second connection member 1222 and the second connection member for connecting to the battery module 200. The apparatus further includes a second joint member 1223 connecting the connection member 1221.

The second connection member 1222 is connected to the second terminal 242 ″ of the second battery module 200 ″. As described above, the first connection member 1212 is connected to the first terminal 241 of the first battery module 200. Accordingly, the first battery module 200 is connected to the first connection mechanism 121 and the second connection mechanism 122 so that batteries installed in the rack 2 (shown in FIG. 1) are connected to each other in series. ) And the second battery module 200 ″ may be connected in series to the connector 3 (shown in FIG. 8).

The second connection member 1222 is formed to extend a predetermined length from the second joint member 1223 in the downward direction (D arrow direction, shown in FIG. 6), and then the second terminal 242 ″ is positioned. 6, the second connection member 1222 is bent once from the second joint member 1223, but the present invention is not limited thereto. 1222 may be formed so as not to be bent if it can be connected to the second terminal 242 ″, or may be formed bent more than once. The second connection member 1222 includes a second coupling hole 1222a (shown in FIG. 6) for inserting the second terminal 242 ″. The second connection member 1222 is the second connection member 1222. As the second terminal 242 ″ is inserted into the coupling hole 1222 a, the second terminal 242 ″ may be electrically connected to the battery housed in the second battery module 200 ″. It can be formed as.

The second joint member 1223 is formed between the second connection member 1222 and the second connection member 1221. The second joint member 1223 may be elongated in the first direction (A arrow direction) so that the second connection member 1221 is positioned to protrude from the second battery module 200 ″. The second joint member 1223 is coupled to the tray upper plate 114. The tray upper plate 114 supports the second joint member 1223 so that the second connection member 1222 is connected to the second terminal (12). 241 ") and the second connection member 1221 may be maintained to protrude from the second battery module 200".

The second joint member 1223 may be coupled to the tray upper plate 114 by being coupled to the second insulating member 116. Accordingly, the second joint member 1223 may be positioned to be spaced apart from the tray upper plate 114 by the second insulating member 116. The second joint member 1223 may include a fastening hole to be coupled to the second insulating member 116 through a fastening means such as a bolt. When the second joint member 1223 is coupled to the plurality of second insulating members, the second joint member 1223 may be formed with a plurality of fastening holes spaced apart from each other by a predetermined distance. The second joint member 1223 may be formed in a rectangular plate shape as a whole. The second joint member 1223, the second connection member 1222, and the second connection member 1221 may be integrally formed.

5 and 7, the battery tray 100 according to the present invention includes connecting means 130 for electrically connecting the battery modules 200, 200 ′, 200 ″ mounted on the main body 110. , As shown in FIG. 7).

The connecting means 130 is connected to terminals 240, 240 ′, 240 ″ (shown in FIG. 5) of the battery modules 200, 200 ′, 200 ″. The connecting means 130 may connect the battery modules 200, 200 ′, 200 ″ in series through the terminals 240, 240 ′, 240 ″. Accordingly, the batteries accommodated in the battery modules 200, 200 ′, 200 ″ mounted on the main body 110 are connected in series to each other by the connecting means 130. Therefore, the battery tray according to the present invention. Batteries installed in the rack 2 (shown in FIG. 1) through the 100 may be connected in series with each other.

The connecting means 130 may be formed of a conductive metal material to electrically connect the battery modules 200, 200 ′ and 200 ″. A bus bar may be used as the connecting means 130. The connecting means 130 may be formed in a rectangular plate as a whole.

Battery tray 100 according to the present invention may include a plurality of the connecting means (130). When the number of battery modules 200, 200 ′, 200 ″ mounted on the main body 110 is N (N is an integer greater than 1), the battery tray 100 according to the present invention is (N− 1) two connecting means 130. For example, when three battery modules 200, 200 ', 200 "is mounted on the main body 110, as shown in Figure 7, the present invention The battery tray 100 may include two connection means 130 and 130 ′. In this case, any one of the connecting means 130, 130 ', one side is connected to the second terminal 242' of the third battery module 200 ', the other side of the second battery module ( 200 ") may be connected to the first terminal 241 " The other one of the connecting means (130, 130 '), one side is connected to the second terminal 242 of the first battery module 200, the other side has the third battery module (200') It may be connected to the first terminal 241 '. Accordingly, the connection means 130, 130 ′ may connect the battery modules 200, 200 ′, 200 ″ in series.

Referring to FIG. 5, the battery tray 100 according to the present invention further includes a packing member 140 for blocking the temperature control fluid from flowing between the battery modules 200, 200 ′ and 200 ″. do.

The packing member 140 is positioned between the battery modules 200, 200 ′, 200 ″. The battery modules 200, 200 ′, 200 ″ are in close contact with each other by the packing member 140. Can be. Accordingly, the packing member 140 blocks the temperature control fluid from leaking between the battery modules 200, 200 ′ and 200 ″, thereby moving the temperature control fluid to the accommodation space 210 in which the batteries are accommodated. Therefore, the battery tray 100 according to the present invention can adjust the temperature of the batteries accurately and quickly.The packing member 140 may be formed of a material having elasticity. For example, the packing member 140 may be formed of rubber.

Battery tray 100 according to the present invention may include a plurality of the packing member 140. When the number of battery modules 200, 200 ′, 200 ″ mounted on the main body 110 is N, the battery tray 100 according to the present invention uses (N-1) packing members 140. The packing members 140 may be interposed between the battery modules 200, 200 ′, and 200 ″. The packing member 140 may be formed in a rectangular ring shape as a whole.

9 and 10, the battery tray 100 according to the present invention further includes an insulating cover 150 coupled to the main body 110.

The insulating cover 150 has terminals 240, 240 ′, 240 ″ that the connection part 120, the connection means 130, and the battery modules 200, 200 ′, 200 ″ have (FIG. 5). It may block the exposure to the outside of the main body 110. When the insulating cover 150 is coupled to the main body 110, the connection part 120 may be positioned between the battery modules 200, 200 ′ and 200 ″ and the insulating cover 150. By reducing the electrical risk, the battery tray 100 according to the present invention can reduce the risk of a safety accident in the process of being installed in the rack (2) and the operation to be separated from the rack (2). The insulating cover 150 may be formed of a non-conductive or low conductive material.When the insulating cover 150 is coupled to the main body 100, the connection means 130 is connected to the battery modules 200. , 200 ', 200 ") and the insulating cover 150 may be positioned.

The insulating cover 150 may include a first cover 151 coupled to the tray top plate 114 and a second cover 152 coupled to the tray front plate 112.

The first cover 151 has terminals 240 having the connecting portion 120, the connecting means 130, and the battery modules 200, 200 ′, 200 ″ through an upper surface of the main body 110. , 240 ′, 240 ″ (shown in FIG. 5) may be blocked. The first cover 151 may be formed to have a size capable of covering the entire space formed as the first frame 1411 and the second frame 1412 of the tray upper plate 114 are spaced apart from each other. The first cover 151 may be formed in a rectangular plate shape as a whole.

The second cover 152 is connected to the connecting portion 120, the connecting means 130, and the battery modules 200, 200 ', through the front surface (110b, shown in Figure 7) of the main body 110, The terminals 240, 240 ′, and 240 ″ of the 200 ″ may be blocked. The second cover 152 may be formed in a square plate shape facing in a direction perpendicular to the first cover 151.

The insulating cover 150 has a rear surface 110a of the main body 110 such that the first connector 121 and the second connector 122 can be connected to the connector 3 (shown in FIG. 8). , As shown in FIG. 7). The insulating cover 150 may be formed in a '-' shape as a whole. Although not shown, the insulating cover 150 may be formed to cover the rear surface 110a (shown in FIG. 7) of the main body 110. In this case, the insulating cover 150 has a through hole (not shown) so that the first connecting mechanism 121 and the second connecting mechanism 122 can be connected to the connector 3 (shown in FIG. 8). This can be formed.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of a battery system according to the present invention will be described in detail.

11 is a schematic front view of a battery system according to the present invention, FIG. 12 is a conceptual diagram for explaining a connection relationship between connectors according to the present invention, and FIG. 13 is a conceptual diagram for a battery system according to the present invention.

2, 8, and 11, the battery system 1 according to the present invention includes a tray 100 on which a plurality of batteries are mounted, a rack 2 on which a plurality of trays 100 are mounted, and the And a plurality of connectors 3 to which the trays 100 are connected so that the batteries installed in the rack 2 are electrically connected through the trays 100. Batteries are mounted to the tray 100 in a state accommodated inside the battery module 200 (shown in FIG. 2). Since the tray 100 is the same as the battery tray 100 according to the present invention described above, a detailed description thereof will be omitted.

2, 8, and 11, the rack 2 supports the trays 100. The rack 2 may be formed of at least one layer to seat the trays 100. The trays 100 form at least one layer and may be seated in the rack 2. The rack 2 includes an installation groove 21 for inserting the tray 100 (shown in FIG. 2). The connector 3 is installed inside the rack 2 to be located in the installation groove 21. The tray 100 is seated in the rack 2 by being inserted into the installation groove 21. When the tray 100 is inserted into the installation groove 21, the connection part 120 is positioned in the installation groove 21 and connected to the connector 3. That is, the connection part 120 is connected to the connector 3 inside the rack 2. Therefore, the battery system 1 according to the present invention can obtain the following effects.

First, in the battery system 1 according to the present invention, when the connection part 120 is connected to the connector 3, the connection part 120 is not exposed to the outside of the rack 2. The battery system 1 according to the invention thus compares with the batteries mounted in the trays 100 being electrically connected to each other at the front side 2a (shown in FIG. 2) of the rack 2. It is possible to reduce the risk of a safety accident in the process of being installed in the rack (2) and the operation to be separated from the rack (2) so that the batteries mounted on the trays 100 are electrically connected to each other.

Second, in the battery system 1 according to the present invention, the connection part 120 may be connected to the connector 3 as the tray 100 is inserted into the rack 2. In addition, in the battery system 1 according to the present invention, the connection portion 120 may be separated from the connector 3 as the tray 100 is separated from the rack 2. Therefore, the battery system 100 according to the present invention is to mount the tray 100 to the rack 100 so that the batteries mounted in the tray 100 are electrically connected to each other and the tray 100 It is possible to improve the ease of work to separate from the rack 100. Accordingly, the battery system 100 according to the present invention can improve the ease of maintenance, replacement work, etc. for the batteries, and by reducing the time taken for maintenance, replacement work, etc. for the batteries, Can improve the operability.

2, 8, and 11, the installation groove 21 is formed in a size and shape that approximately corresponds to the tray 100. The installation groove 21 may be formed in a rectangular parallelepiped shape as a whole. The rack 2 is provided with a plurality of installation grooves 21. In this case, the installation grooves 21 may be formed to be spaced apart from each other by a predetermined distance. The mounting grooves 21 may be formed in at least one layer in the rack 2. The mounting grooves 21 may be formed in the rack 2 in a matrix.

2, 8, and 11, the rack 2 further includes a support mechanism 22 for supporting the tray 100. The support mechanism 22 may support the tray 100 inserted into the installation groove 21 so that the connection part 120 remains connected to the connector 3. The support mechanism 22 may be formed in a rectangular plate shape as a whole. The rack 2 may include a plurality of support mechanisms 22. The support mechanism 22 may be installed to be spaced apart from each other by a predetermined distance.

2, 8, and 11, the connector 3 is coupled to the rack 2 to be located in the installation groove 21. The connector 3 may be coupled to a rear surface 2b of the rack 2 (shown in FIG. 2). That is, the connector 3 may be formed at the rear end of the rack 2. When the tray 100 is inserted into the installation groove 21, the connector 3 may be coupled to the rack 2 so as to be positioned at a height that can be connected to the connection part 120. The battery system 1 according to the present invention may include a plurality of the connectors 3. The connectors 3 are installed in the rack 2 so as to be located in each of the installation grooves 21. The connectors 3 are electrically connected to each other. Accordingly, the batteries mounted in the trays 100 may be electrically connected to each other by being electrically connected to the connectors 3 through the connection part 120. Batteries mounted on the trays 100 may be connected in series through the connection parts 120 and the connectors 3. The connector 3 includes a first connector 31 and a second connector 32 to which the connector 120 is connected.

Referring to FIG. 8, the first connecting mechanism 31 is formed to be positioned at one end of the connector 3. The first connecting mechanism 31 is connected to the first connecting mechanism 121. When the tray 100 is inserted into the installation groove 21 (shown in FIG. 2), the first connecting mechanism 121 is connected to the first connecting mechanism 31 and electrically connected thereto. Accordingly, the first terminal 241 of the first battery module 200 is electrically connected to the first connecting mechanism 31 through the first connecting mechanism 121. The first connection mechanism 31 includes a first insertion member 311 into which the first connection mechanism 121 is inserted, and a first housing 312 on which the first insertion member 311 is installed.

The first insertion member 311 is formed of a conductive material so as to be electrically connected to the first connection mechanism 121. The first connection mechanism 121 is electrically connected to the first insertion member 311 as the first connection member 121 is inserted into the first insertion member 311. As the tray 100 moves in a direction in which the tray 100 is separated from the rack 2 (shown in FIG. 2), the first connection mechanism 121 may be separated from the first insertion member 311. Accordingly, the battery system 1 (shown in FIG. 2) according to the present invention shows the tray 100 in the rack 2, FIG. 2 such that the batteries mounted in the trays 100 are electrically connected to each other. Easier for mounting to the operation and the operation of separating the tray 100 from the rack (2, shown in Figure 2). The first connection member 1211 may be inserted into the first insertion member 311.

The first insertion member 311 may include a first elastic member 3111 and a second elastic member 3112 having a predetermined elastic force. As the tray 100 is inserted into the installation groove 21 (shown in FIG. 2), the first connecting mechanism 121 is disposed between the first elastic member 3111 and the second elastic member 3112. Is inserted into The first elastic member 3111 and the second elastic member 3112 are opened as the first connecting mechanism 121 is inserted, and then the force is applied to the first connecting mechanism 121 by a restoring force. The first connection mechanism 121 may be fixed. Therefore, the battery system 1 (shown in FIG. 2) according to the present invention may be fixed such that the first connection mechanism 121 is kept connected to the first connection mechanism 31.

The first inserting member 311 is coupled to the first housing 312. The first insertion member 311 may be coupled to protrude from the first housing 312 in a direction (the direction opposite to the arrow A) from the first housing 312 toward the tray 100. The first housing 312 is coupled to the rack 2 (shown in FIG. 2) to be spaced a predetermined distance from the second connecting mechanism 32. The first housing 312 may be formed in a rectangular parallelepiped shape as a whole. When the first connection mechanism 121 is inserted into the first insertion member 311, the first housing 312 may be partially or entirely inserted into the rear hole 1131 (shown in FIG. 7). .

Referring to FIG. 8, the second connecting mechanism 32 is formed to be located at the other end of the connector 3. The second connecting mechanism 32 is connected to the second connecting mechanism 122. When the tray 100 is inserted into the installation groove 21 (shown in FIG. 2), the second connection mechanism 122 is connected to the second connection mechanism 32 and electrically connected thereto. Accordingly, the second terminal 241 ″ of the second battery module 200 ″ is electrically connected to the second connecting device 32 through the second connecting device 122. The second connection mechanism 32 includes a second insertion member 321 into which the second connection mechanism 122 is inserted, and a second housing 322 to which the second insertion member 321 is installed.

The second insertion member 321 is formed of a conductive material so as to be electrically connected to the second connection mechanism 122. The second connecting mechanism 122 is electrically connected to the second inserting member 321 as it is inserted into the second inserting member 321. As the tray 100 moves in a direction that is separated from the rack 2 (shown in FIG. 2), the second connection mechanism 122 may be separated from the second insertion member 321. Accordingly, the battery system 1 (shown in FIG. 2) according to the present invention shows the tray 100 in the rack 2, FIG. 2 such that the batteries mounted in the trays 100 are electrically connected to each other. Easier for mounting to the operation and the operation of separating the tray 100 from the rack (2, shown in Figure 2). The second connection member 1221 may be inserted into the second insertion member 321.

The second insertion member 321 may include a third elastic member 3211 and a fourth elastic member 3212 having a predetermined elastic force. As the tray 100 is inserted into the installation groove 21 (shown in FIG. 2), the second connection mechanism 122 is disposed between the third elastic member 3211 and the fourth elastic member 3212. Is inserted into The third elastic member 3211 and the fourth elastic member 3212 are opened as the second connecting mechanism 122 is inserted, and then the force is applied to the second connecting mechanism 122 by a restoring force. The second connection mechanism 122 may be fixed. Therefore, the battery system 1 (shown in FIG. 11) according to the present invention may be fixed such that the second connection mechanism 122 is maintained in the state of being connected to the second connection mechanism 32.

The second inserting member 321 is coupled to the second housing 322. The second insertion member 321 may be coupled to protrude from the second housing 322 in a direction (the direction opposite to the arrow A) toward the tray 100 in the second housing 322. The second housing 322 is coupled to the rack 2 (shown in FIG. 2) so as to be spaced apart from the first connecting mechanism 31 by a predetermined distance. The second housing 322 may be formed in a rectangular parallelepiped shape as a whole. When the second connecting mechanism 122 is inserted into the second inserting member 321, the second housing 322 may be inserted into the rear hole 1131 (shown in FIG. 7) in part or in whole. .

Referring to FIG. 12, the connector 3 further includes an installation mechanism 33 on which the first connection mechanism 31 and the second connection mechanism 32 are installed. The first connecting mechanism 31 and the second connecting mechanism 32 are installed in the installation mechanism 33 to be spaced apart from each other by a predetermined distance. The installation mechanism 33 is coupled to the rack 2.

The installation mechanism 33 is provided with both terminals 331 and the negative terminal 332 for connecting the connectors 3 installed in the rack 2 in series. Both terminals 331 are electrically connected to the first connecting mechanism 31. The negative terminal 332 is electrically connected to the second connecting mechanism 32. As shown in FIG. 12, the both terminals 331 and the negative terminals 332 are connected in series by the wiring members 333. Therefore, when the trays 100 are seated in the rack 2 to be connected to the connectors 3, the batteries installed in the rack 2 through the trays 100 may be connected in series. The wiring member 333 may be a cable or a bus bar. 12 illustrates the wiring members 333 conceptually. The wiring members 333 may be installed in the rack 2 to connect the connectors 3 in series. The wiring members 333 may be connected to a control unit (not shown) for controlling the batteries installed in the trays 100.

1 and 13, the battery system 1 according to the present invention can adjust the temperature of the batteries by heating or cooling the batteries using the temperature control fluid. The temperature control fluid is supplied into the rack 2, passes through the trays 100 seated on the rack 2, and adjusts the temperature of the batteries mounted in the trays 100, and then the rack ( 2) can be discharged from. Therefore, the battery system 1 according to the present invention can maintain the temperature of the batteries at a temperature that can increase the discharge efficiency and charging efficiency for the batteries. For example, the battery system 1 according to the invention can be adjusted such that the temperature of the batteries is maintained at approximately 25 ° C. In addition, the battery system 1 according to the present invention can adjust the humidity of the space in which the batteries are installed using the temperature control fluid. Therefore, the battery system 1 according to the present invention can improve the electrical safety for the batteries by maintaining a constant humidity of the space in which the batteries are installed. To this end, the battery system 1 according to the present invention may include an air conditioner 10. The air conditioning apparatus 10 may be heating, ventilation and air conditioning (HVAC).

1 and 13, the battery system 1 according to the present invention may include a power supply device 20 for supplying power. The power supply 20 is connected to a Power Conditioning System (PCS) (not shown). The battery system 1 according to the present invention may further include a control device 30. The control device 30 has a function of controlling and monitoring the components of the battery system 1 according to the invention. The battery system 1 according to the present invention may further include a fire fighting equipment 40 to prepare for a fire. The power supply device 20 may supply power to the air conditioner 10, the control device 30, and the fire fighting equipment 40. The air conditioning apparatus 10, the power supply device 20, the control device 30 and the fire fighting equipment 40 may be provided in the battery system 1 according to the present invention, the battery system according to the present invention It may be configured as a system separate from (1).

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Will be clear to those who have knowledge of.

1 battery system 2 rack 3 connector 100 tray
110: main body 111: tray lower plate 112: tray front plate 113: tray rear plate
114 tray top plate 115 first insulating member 116 second insulating member
120 connection part 121 first connection mechanism 122 second connection mechanism 130 connection means
140: packing member 150: insulation cover 200: battery module

Claims (18)

A main body in which a plurality of battery modules for accommodating a battery are mounted;
A first connection mechanism coupled to the main body and electrically connected to a first battery module mounted on one side of the main body; And
A second connection mechanism coupled to the main body and electrically connected to a second battery module mounted on the other side of the main body,
The first connection mechanism includes a first connection member for connecting to one end of the connector installed in the rack, so that the first connection member is positioned to protrude from the second battery module in a direction from one side of the main body to the other side Battery tray, characterized in that coupled to the main body. The method of claim 1,
The second connecting mechanism includes a second connecting member for connecting to the other end of the connector installed in the rack, so that the second connecting member is positioned to protrude from the second battery module in a direction from one side of the main body to the other side Battery tray, characterized in that coupled to the main body. The method of claim 1,
The first connection mechanism includes a first connection member for connecting to a first terminal of the first battery module, and a first joint member for connecting the first connection member and the first connection member;
The second connecting mechanism includes a second connecting member for connecting to a second terminal of the second battery module, a second connecting member for connecting to a connector installed in a rack, and the second connecting member and the second connecting member. It includes a second joint member for connecting,
The first terminal is a positive terminal or a negative terminal,
And the second terminal is a terminal having a polarity opposite to that of the first terminal. The method of claim 1,
The main body is a battery tray, characterized in that the second battery module is inserted into the rack seated toward the connector installed in the rack. The method of claim 1, wherein the body is
A tray upper plate for supporting the first connecting mechanism and the second connecting mechanism;
A first insulating member coupled to the tray upper plate, the first insulating member coupled to the tray upper plate so as to be spaced apart from the tray upper plate; And
And a second insulating member coupled to the tray upper plate, wherein the second connecting mechanism is coupled so that the second connecting mechanism is positioned apart from the tray upper plate. The method of claim 1,
Insulating cover is coupled to the main body,
The first connector and the second connector is coupled to the main body so as to be located between the battery modules and the insulating cover. The method of claim 1,
The main body includes a tray lower plate for supporting the battery modules,
The tray lower plate includes a protruding member for inserting into an insertion groove formed in each of the battery modules. The method of claim 1,
And a packing member positioned between the battery modules to prevent the temperature control fluid for controlling the temperature of the batteries from flowing between the battery modules. A main body in which a plurality of battery modules for accommodating a battery are mounted; And
A connection part connected to a connector installed in a rack for electrically connecting the battery modules,
The connecting portion is a battery tray, characterized in that connected to the connector installed in the rack from the rear (後面) of the main body is inserted into the rack. 10. The method of claim 9,
The connection part includes a first connection mechanism, one end of which is connected to a first battery module installed at a front side of the main body and the other end of which is connected to a connector installed in a rack;
The first connection mechanism is a battery tray, characterized in that the other end is coupled to the main body so as to protrude from the second battery module installed on the rear side of the main body. A tray on which a plurality of batteries are mounted;
A rack formed of at least one layer to seat the trays; And
A plurality of connectors formed at a rear end of the rack and serially connecting batteries installed in the rack through the trays;
The tray includes a connection part for connecting a battery to the connector, the connection part being connected to one end of the connector and electrically connected to a first connection mechanism, and a second connection to be connected and electrically connected to the other end of the connector. An appliance;
The first connecting mechanism electrically connects one end of the connector and a battery located at a front end of the tray among the batteries mounted on the tray.
The second connecting mechanism is a battery system, characterized in that for electrically connecting a battery located in the rear end of the tray of the battery mounted on the tray and the other end of the connector. The method of claim 11,
The first connection mechanism is located on one side of the upper portion of the tray, protruding from the rear end of the tray and connected to the first insertion member of the connector,
The second connecting mechanism is located on the other side of the upper of the tray, characterized in that protruding from the rear end of the tray is connected to the second insertion member of the connector. A tray in which a plurality of battery modules for accommodating batteries are mounted;
A rack including a plurality of installation grooves for inserting the trays, the plurality of trays seated therein; And
A plurality of connectors coupled to the rack to be positioned in the installation groove, and electrically connecting battery modules mounted on the trays to each other;
The tray includes a connecting portion for electrically connecting the battery modules to the connector, wherein the connecting portion is located in the installation groove and connected to the connector. The method of claim 13,
The connecting portion may include a first connecting mechanism connected to one end of the connector to electrically connect the first battery module to the connector, and a first connection mechanism connected to the other end of the connector to electrically connect the second battery module to the connector. Two connecting mechanisms;
The first connecting mechanism includes a first connecting member for connecting to one end of the connector,
The first connection member is a battery system, characterized in that protruding from the second battery module in a direction from the first battery module toward the second battery module. The method of claim 13,
The connecting portion includes a first connecting mechanism for connecting to one end of the connector, and a second connecting mechanism for connecting to the other end of the connector;
The connector includes a first insertion member formed at one end and the first connection mechanism is inserted, and a second insertion member formed at the other end and into which the second connection mechanism is inserted. The method of claim 13,
The tray includes a main body on which the plurality of battery modules are mounted;
The connecting portion includes a first connecting mechanism connected to the connector for electrically connecting the first battery module mounted on the front side of the main body to the connector;
One end of the first connection mechanism is connected to the first battery module, and the other end of the battery system, characterized in that connected to the connector on the rear side of the main body is inserted into the rack. The method of claim 13,
The connecting portion includes a first connecting mechanism for connecting to one end of the connector, and a second connecting mechanism for connecting to the other end of the connector;
The tray may include a main body in which a plurality of battery modules are mounted, a first insulating member to which the first connecting mechanism is coupled so that the first connecting mechanism is positioned to be spaced apart from the main body, and the second connecting mechanism to be spaced apart from the main body. And a second insulating member to which the second connecting mechanism is coupled to be positioned. The method of claim 13,
The tray is a battery system, characterized in that it comprises an insulating cover for preventing the terminals and the connection portion having the battery module exposed to the outside.

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