CN217719741U - Battery module arrangement structure - Google Patents

Battery module arrangement structure Download PDF

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Publication number
CN217719741U
CN217719741U CN202220698830.6U CN202220698830U CN217719741U CN 217719741 U CN217719741 U CN 217719741U CN 202220698830 U CN202220698830 U CN 202220698830U CN 217719741 U CN217719741 U CN 217719741U
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China
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battery
heat dissipation
battery pack
dissipation box
group
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CN202220698830.6U
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Chinese (zh)
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段帅锋
王玉龙
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Shangqiu Shenfeng Energy Technology Co ltd
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Shangqiu Shenfeng Energy Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

The utility model discloses a battery module structure of arranging relates to battery module technical field, has solved among the prior art for the easy problem that takes place electric core harm of group battery thermal runaway. The utility model discloses a heat dissipation case, the heat dissipation case is movably connected with the apron, the heat dissipation case is equipped with at least two symmetrically arranged battery unit, there is an insulating baffle between the symmetrically arranged battery unit, each battery unit includes a plurality of battery groups, the positive pole of each battery group is arranged on the same side and is connected with the adjacent battery group in series; the positive poles of the symmetrically arranged battery cells are located at the outer side, and the negative poles of the symmetrically arranged battery cells are located at the inner side. Anodal homonymy was arranged when group battery was arranged in this application, and the negative pole is adjacent between the group battery has effectively reduced the diffusion effect that leads to when the group battery takes place thermal runaway. The insulating plate is arranged in the heat dissipation box, so that short circuit when the battery pack units are connected can be avoided, and the safety of series connection between the battery pack units is improved.

Description

Battery module arrangement structure
Technical Field
The utility model relates to a battery module technical field especially indicates a battery module structure of arranging.
Background
Along with new energy automobile's popularization, everybody attaches more and more importance to new energy automobile's security performance, and involve the most important exactly battery safety of new energy automobile safety problem, common battery module is power battery module on the existing market, and power battery module is a power with a plurality of monomer electricity cores through the parallelly connected formation of conductive connecting piece cluster, through technology, structural fixation in design position, the function of performance electric energy charge-discharge storage in coordination. The basic functions of the module are connection, fixation and safety protection. The arrangement mode of current cylinder battery module takes place the conduction when battery thermal runaway easily, leads to around electric core to receive the harm.
The existing Chinese patent with publication number CN214588997U discloses an air-cooled energy storage cabinet and a multi-energy complementary energy system, which comprises a cabinet body frame and a driving fan; a battery cluster is arranged in the cabinet body frame, and a heat dissipation channel is arranged in the cabinet body frame; the heat dissipation channel is respectively communicated with the ventilation opening and the circulation opening on the cabinet body frame; the driving fan is arranged on the cabinet body frame and is used for driving outside air to be conveyed into the heat dissipation channel; the heat dissipation channel comprises a first conveying channel, a second conveying channel and a ventilation channel of the battery module in the battery cluster; the first conveying channel, the ventilation channel and the second conveying channel are communicated in sequence; the first conveying channel is communicated with the ventilation opening, and the second conveying channel is communicated with the circulation opening. The device only adopts the heat dissipation fan to improve the radiating effect, but the condition that the heat dissipation is out of control still can appear in the structure. In order to further avoid the untimely phenomenon of thermal runaway that leads to of battery module heat dissipation, this application provides a new battery module structure of arranging.
SUMMERY OF THE UTILITY MODEL
Not enough to among the above-mentioned background art, the utility model provides a battery module structure of arranging has solved among the prior art for the problem of easily taking place electric core harm of group battery thermal runaway.
The technical scheme of the utility model is realized like this: a battery module arrangement structure comprises a heat dissipation box, wherein a cover plate is movably connected to the heat dissipation box, at least two symmetrically arranged battery pack units are arranged in the heat dissipation box, an insulating partition plate is arranged between the symmetrically arranged battery pack units, each battery pack unit comprises a plurality of battery packs, and the anode of each battery pack is arranged on the same side and is connected with an adjacent battery pack in series; the positive poles of the symmetrically arranged battery cells are located at the outer side, and the negative poles of the symmetrically arranged battery cells are located at the inner side.
Furthermore, two battery pack units are symmetrically arranged in the heat dissipation box, the two battery pack units are respectively a first battery pack unit and a second battery pack unit, the insulating partition plate is arranged between the first battery pack unit and the second battery pack unit, and the first battery pack unit and the second battery pack unit are connected in series.
Further, first group battery and second group battery all include two group batteries of stacking the setting, and every group battery includes at least one electric core, and the both ends of electric core all are connected with the card firmware.
Furthermore, the clamping piece is an insulating clamping piece, and a plurality of uniformly distributed through holes are formed in the clamping piece. One side of the heat dissipation box is provided with a heat dissipation fan, and the other side of the heat dissipation box is provided with a ventilation plate.
Furthermore, a limiting part is arranged in the heat dissipation box, one side of the limiting part is clamped with a positioning groove formed in the heat dissipation box, and the other side of the limiting part is matched with the battery pack unit.
Furthermore, a sealing groove is formed in the cover plate, and an insulating sealing ring is arranged in the sealing groove. The insulating plate is provided with a plurality of uniformly distributed ventilation holes.
The utility model has the advantages that: anodal homonymy was arranged when group battery was arranged in this application, and the negative pole is adjacent between the group battery has effectively reduced the diffusion effect that leads to when the group battery takes place thermal runaway. The insulating plate is arranged in the heat dissipation box, so that short circuit when the battery pack units are connected can be avoided, and the safety of series connection between the battery pack units is improved. The heat dissipation box is internally provided with a clamping piece used for fixing the battery pack unit, so that the stability of the battery pack unit is improved. The cooling fan is matched with the ventilating plate, so that the battery is convenient to cool.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the installation of the present invention;
fig. 3 is a sectional view of the present invention in use.
In the figure: 1. the battery pack comprises a heat dissipation box, 2 heat dissipation plates, 3 first battery pack units, 4 insulating plates, 5 second battery pack units, 6 heat dissipation fans, 7 limiting pieces, 8 clamping pieces, 9 sealing rings and 10 cover plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, in embodiment 1, a battery module arrangement structure includes a heat dissipation box 1, a cover plate 10 is movably connected to the heat dissipation box 1, the cover plate 10 is hinged to the heat dissipation box 1, at least two symmetrically arranged battery pack units are arranged in the heat dissipation box 1, an insulating plate 4 is arranged between the symmetrically arranged battery pack units, each battery pack unit includes a plurality of battery packs, and an anode of each battery pack is arranged on the same side and is connected in series with an adjacent battery pack; the positive poles of the symmetrically arranged battery cells are located at the outer side, and the negative poles of the symmetrically arranged battery cells are located at the inner side. The positive electrodes of the symmetrically arranged battery cells are also symmetrically distributed on both sides of the insulating plate 4. The adjacent negative electrodes between the adjacent battery packs effectively reduce the diffusion effect caused when the battery packs are in thermal runaway, can effectively avoid the expansion of the batteries caused by the mutual promotion of the temperature rise and the current increase of the battery packs, and prolongs the service life of the device.
Embodiment 2, in a battery module arrangement structure, two battery pack units are symmetrically arranged in a heat dissipation box 1, the two battery pack units are a first battery pack unit 3 and a second battery pack unit 5, an insulation board 4 is arranged between the first battery pack unit 3 and the second battery pack unit 5, and the first battery pack unit 3 is connected in series with the second battery pack unit 5. As shown in fig. 2, each of the first battery unit 3 and the second battery unit 5 includes two stacked batteries, and the cathodes of the batteries are stacked, so that the thermal effect between the upper and lower batteries can be effectively reduced. As shown in fig. 3, the battery pack includes six battery cells, and both ends of the six battery cells are connected with the fastener 8. The clamping piece 8 is an insulating clamping piece, and a through hole is formed in the clamping piece 8. Card firmware 8 is connected six electric cores as a whole, and the negative pole setting of six electric cores is in same one side, and the through-hole setting makes things convenient for the connection of adjacent group battery in one side of card firmware 8.
The other structures are the same as those of embodiment 1.
Embodiment 3, among the battery module arrangement structure, it is different from embodiment 2 that one side of heat dissipation case 1 is equipped with heat dissipation fan 6, and the opposite side of heat dissipation case 1 is equipped with ventilating board 2, and ventilating board 2 sets up in the both sides of heat dissipation case 1 with heat dissipation fan 6 symmetry, and the fan 6 of being convenient for dispel the heat is to group battery unit aeration cooling. Be equipped with locating part 7 in the heat dissipation case 1, one side and the constant head tank joint of setting on heat dissipation case 1 of locating part 7, the opposite side and the group battery unit cooperation of locating part 7. The limiting member 7 comprises a right-angle limiting member and a side limiting member. The right-angle limiting part is positioned at the corner of the heat dissipation box 1, a positioning groove is formed in the corner of the heat dissipation box 1, the right-angle limiting part is clamped in the positioning groove, the inner side of the right-angle positioning groove is matched with a clamping piece 8 arranged on the battery pack unit, and the battery pack unit is fixed in the heat dissipation box 1 through the fixing clamping piece 8; the side locating part joint is in the draw-in groove on heat dissipation case 1, and with the card fastener 8 joint that is located 4 both sides of insulation board, and the side locating part passes through the connecting rod with right angle locating part and is connected as a whole, is equipped with the seal groove on the apron 10, is equipped with insulating seal 9 in the seal groove. Be equipped with a plurality of ventilation holes that evenly set up on insulation board 4, the ventilation hole makes things convenient for the group battery unit heat dissipation.
As shown in fig. 1, embodiment 4 provides a battery module arrangement structure, which includes a heat dissipation box 1, a cover plate 10 is movably connected to the heat dissipation box 1, the cover plate 10 is clamped on the upper portion of the heat dissipation box 1, at least two battery pack units symmetrically arranged are arranged in the heat dissipation box 1, an insulating plate 4 is arranged between the battery pack units symmetrically arranged, each battery pack unit includes two stacked battery packs, and the anode of each battery pack is arranged on the same side and is connected in series with an adjacent battery pack; the positive poles of the symmetrically arranged battery cells are located at the outer side, and the negative poles of the symmetrically arranged battery cells are located at the inner side. The positive electrodes and the negative electrodes of the symmetrically arranged battery pack units are also symmetrically distributed on two sides of the insulating plate 4. The adjacent negative pole between the group battery that stacks has effectively reduced the diffusion effect that leads to when the group battery takes place thermal runaway, can effectively avoid the group battery temperature rise and the increase of electric current to promote each other and take place the inflation of battery, has increased the life of device.
In this embodiment, as shown in fig. 2, a heat dissipation fan 6 is disposed on one side of the heat dissipation box 1, a ventilation board 2 is disposed on the other side of the heat dissipation box 1, and the ventilation board 2 and the heat dissipation fan 6 are symmetrically disposed on two sides of the heat dissipation box 1, so that the heat dissipation fan 6 can ventilate and cool the battery pack. A limiting part 7 is arranged in the heat dissipation box 1, one side of the limiting part 7 is arranged on a positioning groove on the heat dissipation box 1 in a clamping mode, and the other side of the limiting part 7 is matched with the battery pack unit. The limiting part 7 comprises a right-angle limiting part and a side-edge limiting part, the side-edge limiting part and the right-angle limiting part are connected into a whole through a connecting rod, the right-angle limiting part is positioned at the corner of the heat dissipation box 1, a positioning groove is formed in the corner of the heat dissipation box 1, the right-angle limiting part is clamped in the positioning groove, the inner side of the right-angle limiting part is in positive fit with the battery pack unit, and the battery pack unit is fixed in the heat dissipation box 1; the side locating part joint is in the draw-in groove of heat dissipation case 1 and with the negative pole joint cooperation of group battery unit, is equipped with the seal groove on the apron 10, is equipped with insulating seal circle 9 in the seal groove. The insulating plate 4 is provided with a plurality of uniformly arranged ventilation holes, and the ventilation holes facilitate the heat dissipation of the battery pack unit.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a battery module structure of arranging which characterized in that: the battery pack heat dissipation device comprises a heat dissipation box (1), wherein a cover plate (10) is movably connected to the heat dissipation box (1), at least two symmetrically arranged battery pack units are arranged in the heat dissipation box (1), an insulation plate (4) is arranged between the symmetrically arranged battery pack units, each battery pack unit comprises a plurality of battery packs, and the anode of each battery pack is arranged on the same side and is connected with an adjacent battery pack in series; the positive poles of the symmetrically arranged battery cells are located at the outer side, and the negative poles of the symmetrically arranged battery cells are located at the inner side.
2. The battery module arrangement according to claim 1, wherein: the heat dissipation box is characterized in that two battery pack units are symmetrically arranged in the heat dissipation box (1), the two battery pack units are a first battery pack unit (3) and a second battery pack unit (5), the insulation board (4) is arranged between the first battery pack unit (3) and the second battery pack unit (5), and the first battery pack unit (3) is connected with the second battery pack unit (5) in series.
3. The battery module arrangement according to claim 2, wherein: first group battery unit (3) and second group battery unit (5) all include two group batteries of stacking the setting, and every group battery includes at least one electric core, and the both ends of electric core all are connected with card firmware (8).
4. The battery module arrangement according to claim 3, wherein: the clamping piece (8) is an insulating clamping piece, and a plurality of uniformly distributed through holes are formed in the clamping piece (8).
5. The battery module arrangement according to any one of claims 1~4 wherein: one side of the heat dissipation box (1) is provided with a heat dissipation fan (6), and the other side of the heat dissipation box (1) is provided with a ventilation plate (2).
6. The battery module arrangement according to claim 5, wherein: the battery pack heat dissipation device is characterized in that a limiting part (7) is arranged in the heat dissipation box (1), one side of the limiting part (7) is clamped with a positioning groove formed in the heat dissipation box (1), and the other side of the limiting part (7) is matched with a battery pack unit.
7. The battery module arrangement according to claim 6, wherein: and a sealing groove is formed in the cover plate (10), and an insulating sealing ring (9) is arranged in the sealing groove.
8. The battery module arrangement according to claim 7, wherein: and a plurality of ventilation holes which are uniformly distributed are formed in the insulating plate (4).
CN202220698830.6U 2022-03-29 2022-03-29 Battery module arrangement structure Active CN217719741U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220698830.6U CN217719741U (en) 2022-03-29 2022-03-29 Battery module arrangement structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220698830.6U CN217719741U (en) 2022-03-29 2022-03-29 Battery module arrangement structure

Publications (1)

Publication Number Publication Date
CN217719741U true CN217719741U (en) 2022-11-01

Family

ID=83790871

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220698830.6U Active CN217719741U (en) 2022-03-29 2022-03-29 Battery module arrangement structure

Country Status (1)

Country Link
CN (1) CN217719741U (en)

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