TWM531064U - Secondary battery packing box structure - Google Patents

Description

Secondary battery package structure

The present invention relates to a secondary battery package structure, and more particularly to a safety battery package structure that can completely block the positive and negative electrodes of the battery pack to avoid accidental short circuit or activation.

According to the design, the lithium secondary battery is designed to provide high power capacity, and the power in the battery is quite high, which means that such a battery sometimes generates a large amount of heat energy in the event of a short circuit. In addition, the chemical composition of these batteries may also be ignited by battery damage or improper design or assembly.

For these reasons, it is necessary to develop safety regulations to regulate the transportation of these battery types. According to ICAO regulations, passengers or crew members should use their own portable electronic devices (watches, calculators, cameras, mobile phones, laptops, camcorders, etc.) containing lithium or lithium-ion batteries or batteries for personal use. The lithium content of the lithium metal battery shall not exceed 2 grams, and the rated energy value of the lithium ion battery shall not exceed 100Wh.

In addition, the existing applications of electric vehicles or energy storage devices (eg, uninterruptible power systems; UPS) that use large electrical energy capacity are mainly based on batteries, and the battery life and power supply stability are important. Generally need a plurality of battery modules The battery system formed by the connection supplies the current required for starting, and each battery module usually includes a plurality of battery cells, a casing for accommodating the battery cells, and a member for electrically connecting the battery cells for conducting conductive sheets.

Moreover, the use of the packaging box in the current battery module is mainly for the convenience of assembly. At present, most battery modules are also designed to accommodate the battery core in the outer casing, which has not changed for many years, and the packaging box accommodates the design of the battery core. Usually, the conductive sheet is exposed on the same side of the package (the two electrode joints are disposed on the same side of the battery package), and such a design is prone to short circuit or electric shock due to inadvertent contact with the conductive sheet. Therefore, it is necessary to ensure the use of non-conductive end caps or tapes or other similar means to protect the exposed ends or joints during transportation to avoid sloshing during transportation and prevent the battery from coming into contact with other batteries, conductive surfaces or metal objects. , causing accidental short circuit or activation of the battery to ensure safety during transportation.

Therefore, in order to solve the conventional secondary battery package, it is easy to cause an accidental short circuit or activation of the battery. The main purpose of this creation is to provide a secondary battery package that completely blocks the positive and negative electrodes of the battery cells in the package to avoid sloshing during transportation, even if the package contacts other packages, conductive surfaces or metal objects. It also does not cause accidental short circuit or activation of the battery, ensuring safety during transportation.

Another object of the present invention is to provide a secondary battery package structure, such that the power capacity of the battery cells in each package is in compliance with ICAO regulations, and the serial connection combination between each package is simple, and the user combination is convenient. Seal Packing, the voltage and power capacity required for assembly.

In order to achieve the above object, the present invention discloses a secondary battery package structure, which is a box of a rectangular shape, which is used for packaging a battery pack, characterized in that a first side of one side of the box body is provided with a first fitting. a first joint portion, wherein the first joint portion includes a first protrusion portion, and a first joint portion having two joints is disposed above the first protrusion portion, and a first fixing groove is disposed on a surface of the first protruding portion; a second fitting block is disposed on a lower half of the other end side of the side surface, and an upper portion of the side surface extends outward to form a first a second joint portion, the second joint portion includes a second protrusion portion, and a second joint portion having two joints is disposed under the second protrusion portion, and a second fastening groove is disposed at the second protrusion portion a surface; and the first joint portion of the casing is diagonally symmetric with the second joint portion, the first mating block and the second mating block are in a state of diagonal symmetry, and the second portion of the casing The joint group can be inserted into the first joint group of another identical box, the same The second retaining groove opposing lines applied to the first fitting block further retaining the cartridge body, the second fitting block fastened to the other corresponding to a first cartridge retaining groove.

Wherein one of the first connector groups of the box is electrically connected to the first electrode of the battery, and one of the connectors of the second connector is electrically connected to the second electrode of the battery, and the first One joint group and the other joint of the second joint group are electrically connected to each other through a wire.

The two ends of the short connector are further inserted into one of the first connector group and the second connector group, so that the two connectors of the other connector group respectively have the polarity of the first electrode and the second electrode of the battery group. . Passing through a plurality of boxes After the first joint portion and the second joint portion are connected in series, the first joint group is electrically connected to the adjacent second joint group, and the two ends of the short circuit member are inserted at the two ends of the series box One of the first joint set and the second joint set such that the two joints of the other joint set have the polarities of the first electrode and the second electrode of the battery packs, respectively.

Wherein a groove is disposed on a surface of the protruding portion of the first joint portion and the second joint portion of the casing, the groove is configured to mount an electrode short-circuiting component, and the casing is controlled by the installation of the short-circuiting component of the electrode One of the electrodes of the internal battery pack is electrically connected to the connector set to increase the safety of the secondary battery package.

In another embodiment, one of the joints of the first joint set of the casing is electrically connected to the first electrode of the battery pack, and one of the joints of the second joint set is electrically connected to the second electrode of the battery pack. Moreover, the foregoing two joints cannot directly connect the second battery pack through the first joint group and the second joint group between adjacent boxes. And a groove is disposed on a surface of the protruding portion of the first joint portion and the second joint portion of the casing, wherein the groove is configured to mount an electrode short-circuiting component, and the joint portion is controlled by the electrode short-circuiting component Electrical connection between the two connectors of the connector set.

In the above embodiment, when a plurality of the casings are connected in series through the adjacent first joint portion and the second joint portion, in a state in which the electrode short-circuiting member is disposed in the groove of each of the casings, the first A connector group is electrically connected to the adjacent second connector group, and the two terminal connector groups in series have a polarity of the first electrode and the second electrode, respectively.

The advantage of this creation is that it is packaged in the secondary battery of this creation. The box, a single package box can completely block the positive and negative electrodes of the battery pack in the package box, and when the battery packs of the plurality of package boxes are connected in series, if there is no short circuit component, the battery pack cannot be discharged on the same side of the package box, and the transportation is avoided. The danger of shaking between the positive and negative electrodes during the process. Even if the package is in contact with other packages, conductive surfaces or metal objects, it will not cause accidental short circuit or activation of the battery, ensuring safety during transportation. At the same time, the serial connection combination between each package box is simple, and it is convenient for the user to combine multiple package boxes and assemble the voltage and power capacity required for the application.

100‧‧‧ box

101, 102‧‧‧ side

200‧‧‧First joint

201‧‧‧First protrusion

210‧‧‧First joint group

211, 212‧‧‧ joints

220‧‧‧First card slot

230‧‧‧First mating block

240, 250‧‧‧ grooves

300‧‧‧Second joint

301‧‧‧Second protrusion

310‧‧‧Second joint group

311, 312‧‧ joint

320‧‧‧Second card slot

330‧‧‧Second chimeric block

400‧‧‧Battery Pack

410‧‧‧Wire

500‧‧‧Short-circuit components

510, 520‧‧‧electrode short circuit components

FIG. 1 is a perspective view of the structure of a secondary battery package box.

FIG. 2 is a perspective view of the structure of the secondary battery package of the present invention.

FIG. 3 is a schematic circuit diagram 1 of the secondary battery package of the present invention.

FIG. 4 is a schematic view of the implementation of the secondary battery package of the present invention.

FIG. 5 is a second schematic diagram of the implementation of the secondary battery package.

Figure 6 is a circuit diagram of Figure 5.

FIG. 7 is a schematic view showing another implementation of the secondary battery package of the present invention.

Figure 8 is a circuit diagram of the embodiment of Figure 7.

FIG. 9 is a schematic view showing still another embodiment of the secondary battery package of the present invention.

Figure 10 is a circuit diagram of the embodiment of Figure 9.

Figure 11 is a circuit diagram showing the series connection of the embodiment of Figure 9.

For details and technical description of this creation, the following is an example. It is to be understood that the examples are for illustrative purposes only and are not to be construed as limiting.

Referring to FIG. 1 to FIG. 3 , the present invention is a secondary battery package structure. The package is a box 100 of a rectangular shape, and the package 100 is used for packaging a battery pack 400 . A first engaging block 230 is disposed on an upper portion of a side surface 101 of the casing 100, and a lower portion of the side surface 101 extends outwardly to form a first engaging portion 200. The first engaging portion 200 includes a first protruding portion. 201, and a first connector set 210 (including two connectors 211 and 212) are disposed above the first protrusion 201, and a first fastening groove 220 is disposed on a surface of the first protrusion 201.

A second engaging block 330 is disposed on the lower half of the other end side 102 of the side surface 101, and an upper portion of the side surface 102 extends outwardly to form a second engaging portion 300. The second engaging portion 300 includes A second protruding portion 301 , and a second joint portion 310 (including two joints 311 and 312 ) are disposed under the second protruding portion 301 , and a second fastening groove 320 is disposed at the second protruding portion 301 . surface.

The first joint portion 200 and the second joint portion 300 of the casing 100 are diagonally symmetrical, and the first fitting block 230 and the second fitting block 330 are diagonally symmetrical, and the casing is The two joints 311 and 312 of the second joint set 300 of 100 are correspondingly insertable to the two joints 211 and 212 of the first joint set 200 of the same same casing 100, and the second fastening groove 320 is correspondingly The first mating block 230 of the other box body 100 is locked, and the second mating block 330 is correspondingly engageable with the first securing slot 220 of the other box body 100.

In practice, the first joint set 210 and the second joint set of the casing 100 One of the connectors of the 310 is electrically connected to the two electrodes of the internal battery pack 400. The connector 211 of the first connector group 210 is electrically connected to the first electrode of the battery pack 400 (the first electrode is a negative electrode in the figure as an example), and the connector 311 of the second connector group 310 is electrically connected. To the second electrode of the battery pack 400 (the second electrode is a positive electrode in the figure as an example), and the joint 311 of the second joint set 310 is correspondingly insertable to the other of the same case 100 A joint 211 of the joint set 210; and the first joint set 210 and the other joint 212 and the joint 312 of the second joint set 310 are electrically connected to each other through a wire 410.

Because the positive and negative electrodes of the battery pack 400 in the casing 100 are respectively connected to the joints 211 and 311 of the two sides 101 and 102 of the casing 100, the positive and negative electrodes of the battery pack 400 in the casing 100 can be completely separated. Avoiding the sloshing collision of the positive and negative electrodes during transportation, even if the casing 100 contacts other casings 100, conductive surfaces or metal objects, it will not cause accidental short circuit or activation of the internal battery pack 400, ensuring safety during transportation.

Referring to FIG. 4 , in an implementation, the short circuit component 500 is inserted into the two connectors of the first connector group 210 and the second connector group 310 , and the short circuit component 500 can be a conductive component. Or a plug-in fuse. The joints 211 and 212 of the first joint set 210 are inserted into the joints 211 and 212 of the first joint set 210 in FIG. 4 . At this time, the two joints 311 and 312 of the second joint set 310 respectively have the battery pack through the wires 410 . The polarity of the first electrode and the second electrode of 400, that is, the second connector group 310 has both positive and negative electrodes of the internal battery pack 400. In use, the electrical energy of the battery pack 400 can be derived from the two joints 311, 312 of the second joint set 310. The power of the battery pack 400 in the casing 100 is taken out and supplied to a load (not shown) for use.

Referring to FIG. 5 and FIG. 6 , in the implementation application, the user may also pass the plurality of cases 100 through the adjacent first joint portion 200 and the second joint portion 300 through the first fastening groove 220 and the second insertion portion. The fastening of the block 330 and the second fastening groove 320 are engaged with the fastening of the first fitting block 230 in series. The first connector group 210 is connected to the second connector of the adjacent connector 100, and the connectors 211 and 212 of the first connector group 210 are electrically connected to the connectors 311 and 312 of the second connector group 310, respectively. Connecting the first electrode of the battery pack 400 in the plurality of cases 100 to the second electrode of the other battery pack 400, and the wires 410 in the plurality of cases 100 are electrically connected to each other to make the plurality of battery packs 400 is connected in series to the required voltage and power capacity.

In addition, the short-circuiting component 500 is connected to one of the first connector group 210 or the second connector group 310 at both ends of the box body 100. In FIG. 5 and FIG. 6, the short-circuiting component 500 is inserted in the rightmost box. The first joint set 210 of the body 100 is an illustrative example such that the joints 311 and 312 of the second joint set 310 of the other end (leftmost) of the casing 100 are positive and negative electrodes of all of the battery packs 400, respectively. At this time, the second connector group 310 of the box body 100 at the leftmost end can receive electric energy from the battery pack 400 in the cassettes 100 for use by a load (not shown).

In the overall application, the serial connection combination of each of the casings 100 is simple, and the user is convenient to combine the plurality of casings 100 to assemble the voltage and electric energy capacity required by the user.

Referring to FIG. 7 and FIG. 8 again, in another embodiment of the present invention, one of the joint portions (the first joint portion 200 or the second joint portion 300) of the casing 100 is provided. There is a recess 240 (the recess 240 is provided in the surface of the first protrusion 201 of the first joint portion 200 in FIG. 7 as an illustrative example), and the recess 240 is configured to mount an electrode shorting element 510. The electrode shorting component 510 can be a conductive component or a plug-in fuse for electrically connecting one of the electrodes (the first electrode or the second electrode) of the battery pack 400 to the connector set (the first connector) The joint of the group 210 or the second joint set 310) is connected to the joint 211 of the first joint set 210 of the first electrode (negative electrode) of the battery pack 400 in Fig. 8 as an illustrative example.

In practice, the electrode short-circuiting element 510 is inserted to increase the safety of the secondary battery package of the present invention. Thus, a single case 100 can completely block the positive and negative electrodes of the internal battery pack 400. Even if the plurality of cases 100 are serially combined, if the electrode short-circuiting element 510 and the short-circuiting element 500 are not properly mounted at the same time, each of the two cannot be placed. The battery pack 400 in the casing 100 is discharged, and can completely avoid the sloshing collision contact during transportation. Even if the casing 100 contacts other casings 100, conductive surfaces or metal objects, the battery will not be accidentally short-circuited or activated, ensuring that the battery is accidentally short-circuited or activated. Safety during transportation.

Please refer to FIG. 9 and FIG. 10 , which is another embodiment of the present invention, such as the foregoing structure of the casing 100 , but the joint 212 of the first joint set 210 of the casing 100 is electrically connected to the battery pack 400 . An electrode (the first electrode is a negative electrode in the figure is an example), and the joint 311 of the second joint set 310 is electrically connected to the second electrode of the battery pack 400 (the second electrode is a positive electrode in the figure) In the example, the first joints 210 and 311 that are not permeable to the second joint 212 and the second joint set 310 are not electrically connected to each other, and the two battery packs 400 are electrically connected in series.

A groove 250 is formed on a surface of the protruding portion of the joint portion (the first joint portion 200 or the second joint portion 300) of the casing 100 (the groove 250 is provided in the first joint portion 200 in the figure) The surface of a protrusion 201 is an example. The recess 250 is provided with an electrode shorting element 520. The electrode shorting element 520 can be a conductive element or a plug-in fuse. The electrical connection between the two connectors 211 and 212 of the first connector group 210 of the first bonding portion 200 can be controlled through the mounting of the electrode shorting component 520. The electrode shorting component 520 is connected to the two connectors 211 and 212. The two joints 211 and 212 of the first joint set 210 are the same electrodes of the battery pack 400 in the casing 100 (the negative electrode is exemplified in the figure).

Referring to FIG. 11 , in the implementation, when the plurality of cases 100 pass through the first joint portion 200 and the second joint portion 300 , the first fastening groove 220 and the second fitting block 330 are inserted. After the second fastening groove 320 is combined with the fastening of the first clamping block 230, when each of the housings 100 has the electrode shorting component 520 properly installed, the first connector group 210 is adjacent to the first connector group 210. The second connector set 310 of the case 100 is electrically connected after being joined, so that the first electrode of the battery pack 400 in the plurality of cases 100 is connected in series with the second electrode of the other battery pack 400, and the plurality of battery packs 400 are formed. A battery system connected in series, and the two-terminal connector groups (210, 310) of the cassettes 100 are combined in series to have the polarity (positive and negative electrodes) of the first electrode and the second electrode of the battery pack 400, respectively.

In this way, the single box 100 can completely block the positive and negative electrodes of the internal battery pack 400. Even if the plurality of the housings 100 are serially combined, if the electrode shorting elements 520 are not properly installed, the battery in the housing 100 cannot be used. Group 400 was discharged. Thereby completely avoiding sloshing collision contact during transportation, even if the box 100 is in contact with it Its case 100, conductive surface or metal objects will not cause accidental short circuit or activation of the battery, ensuring safety during transportation.

The present invention has been disclosed in the above preferred embodiments, and it should be understood by those skilled in the art that the present invention is only intended to depict the present invention and should not be construed as limiting the scope of the present invention. It should be noted that variations and permutations equivalent to those of the embodiments are intended to be included within the scope of the present invention. Therefore, the scope of protection of this creation is subject to the definition of the scope of the patent application below.

100‧‧‧ box

101, 102‧‧‧ side

200‧‧‧First joint

201‧‧‧First protrusion

210‧‧‧First joint group

211, 212‧‧‧ joints

220‧‧‧First card slot

230‧‧‧First mating block

300‧‧‧Second joint

301‧‧‧Second protrusion

310‧‧‧Second joint group

Claims (11)

A secondary battery package structure, which is a box of a rectangular shape, is applied to package a battery pack, characterized in that: a first fitting block is arranged on one side of the half of the box body, and the lower half of the side surface Extending outwardly to form a first joint portion, the first joint portion includes a first protrusion portion, and a first joint group having two joints is disposed above the first protrusion portion, and a first fastening groove is disposed a second engaging portion is disposed on a surface of the first protruding portion opposite to the side surface of the side surface, and a second engaging portion of the side surface of the side surface extends outwardly to form a second engaging portion, the second portion The joint portion includes a second protrusion portion, and a second joint group having two joints is disposed under the second protrusion portion, and a second fastening groove is disposed on a surface of the second protrusion portion; and the box body The first joint portion and the second joint portion are in a state of diagonal symmetry, the first mating block and the second mating block are in a state of diagonal symmetry, and the second joint group of the box body is correspondingly pluggable In another first joint group of the same box, and the second fastening groove corresponds to The first block may be fitted a retaining another housing member, the second block corresponding to the fitting may be fastened to the other first engaging groove of the cartridge body. The secondary battery package structure according to claim 1, wherein one of the first joint groups of the casing is electrically connected to the first electrode of the battery pack, wherein the second joint group is A connector is electrically connected to the second electrode of the battery pack, and the first connector group and the other connector of the second connector group are electrically connected to each other through a wire. The secondary battery package structure as described in claim 2, wherein Steps are inserted into one of the first connector group and the second connector group through two ends of a short circuit component such that the two connectors of the other connector group respectively have polarities of the first electrode and the second electrode of the battery group. The secondary battery package structure of claim 3, wherein the first joint group and the plurality of the first and second joint portions are connected in series through the adjacent first joint portion and the second joint portion An adjacent second connector group is electrically connected, and the two ends of the shorting component are inserted into one of the first connector group and the second connector group at the two ends of the series connector body, so that the two connector groups of the other connector group are respectively The polarity of the first electrode and the second electrode of all the battery packs. A secondary battery package structure, which is a box of a rectangular shape, is applied to package a battery pack, characterized in that: a first fitting block is arranged on one side of the half of the box body, and the lower half of the side surface Extending outwardly to form a first joint portion, the first joint portion includes a first protrusion portion, and a first joint group having two joints is disposed above the first protrusion portion, and a first fastening groove is disposed a second engaging portion is disposed on a surface of the first protruding portion opposite to the side surface of the side surface, and a second engaging portion of the side surface of the side surface extends outwardly to form a second engaging portion, the second portion The joint portion includes a second protrusion portion, and a second joint group having two joints is disposed under the second protrusion portion, and a second fastening groove is disposed on the surface of the second protrusion portion; and the box body a surface of one of the first engaging portion and the second engaging portion is provided with a groove for mounting an electrode shorting component, and the mounting of the shorting component through the electrode controls one of the battery packs in the casing The electrode is electrically connected to the connector And the first joint portion of the box body is diagonally symmetrical with the second joint portion, the first mating block and the second mating block are in a state of diagonal symmetry, and the second portion of the box body The connector set is correspondingly insertable to the first connector set of the other identical case, and the second fastening groove is opposite to the first matching block of the other case, the second matching block phase Corresponding to the first fastening groove that can be fastened to another box. The secondary battery package structure according to claim 5, wherein one of the first joint groups of the casing is electrically connected to the first electrode of the battery pack, wherein the second joint group is A connector is electrically connected to the second electrode of the battery pack, and the first connector group and the other connector of the second connector group are electrically connected to each other through a wire. The secondary battery package structure of claim 6, wherein the two ends of the shorting element are further inserted into one of the first joint group and the second joint group, so that the other joint group The two connectors have the polarity of the first electrode and the second electrode of the battery pack, respectively. The secondary battery package structure according to claim 7, wherein a plurality of the casings are connected in series with the second joint portion through the adjacent first joint portion, In the state in which the electrode is provided with the short-circuiting element, the first connector group is electrically connected to the adjacent second connector group, and the first connector group is inserted at two ends of the series connector And one of the second connector groups such that the two connectors of the other connector group have the polarity of the first electrode and the second electrode of all the battery groups, respectively. A secondary battery package structure, which is a box of a rectangular shape, is applied to package a battery pack, characterized in that: a first fitting block is arranged on one side of the half of the box body, and the lower half of the side surface Extending outwardly to form a first joint portion, the first joint portion includes a first protrusion portion, and a first joint group having two joints is disposed above the first protrusion portion, and a first fastening groove is disposed a second engaging portion is disposed on a surface of the first protruding portion opposite to the side surface of the side surface, and a second engaging portion of the side surface of the side surface extends outwardly to form a second engaging portion, the second portion The joint portion includes a second protrusion portion, and a second joint group having two joints is disposed under the second protrusion portion, and a second fastening groove is disposed on the surface of the second protrusion portion; and the box body a surface of one of the first joint portion and the second joint portion is provided with a groove for mounting an electrode short-circuiting element, and the joint of the short-circuiting element is controlled by the electrode to control the joint portion of the joint portion Electrical connection between the connectors; and the first connection of the box The second joint portion is diagonally symmetrical with the second joint portion, and the second joint block of the box body is correspondingly pluggable to the other one. a first joint set of the casing, and the second fastening groove is opposite to the first fitting block of the other casing, and the second engaging block is correspondingly fixable to the other casing One card slot. The secondary battery package structure according to claim 9, wherein one of the first joint groups of the casing is electrically connected to the first electrode of the battery; the second joint group is a connector electrically connected to the second battery of the battery pack The poles are incapable of directly connecting the two battery packs between the adjacent boxes through the first joint group and the second joint group between adjacent boxes. The secondary battery package structure according to claim 10, wherein the plurality of the casings are joined to each other through the adjacent first joint portion and the second joint portion, the concave portion in each of the casings The first connector group is electrically connected to the adjacent second connector group in a state in which the electrode short-circuiting member is mounted, and the two-terminal connector group in the series of the casings has a first electrode and a second electrode, respectively. Polarity.