CN-224217549-U - Plastic battery pack

Abstract

The utility model discloses a plastic battery pack, which relates to the technical field of battery packs, and comprises a battery cell, a plastic base, end plates, a plastic face cover, a heat dissipation aluminum plate and a BMS plate, wherein the end plates are two, are respectively positioned on two opposite sides of the battery cell and fix the battery cell, and are connected with the plastic base to mount the battery cell; the plastic surface cover is arranged at the upper end of the plastic base and is provided with a containing through groove; the BMS plate is positioned above the battery core and connected with the heat dissipation aluminum plate, and the plastic battery pack according to the embodiment of the utility model can dissipate heat accumulated in the product, maintain the working efficiency of components, chips and the battery core and prolong the service life of the product.

Inventors

• CHEN ZHENSONG
• LI ZHIYUAN
• ZHANG PENG

Assignees

• 广州菲利斯太阳能科技有限公司

Dates

Publication Date

20260508

Application Date

20250527

Claims (10)

1. 1. Plastic battery package, its characterized in that includes: and (3) an electric core: A plastic base; The end plates are arranged and are respectively positioned at two opposite sides of the battery cell and used for fixing the battery cell, and the end plates are connected with the plastic base to install the battery cell; The plastic surface cover is arranged at the upper end of the plastic base and is provided with a containing through groove; the heat dissipation aluminum plate is arranged in the accommodating through groove and is integrally injection molded with the plastic surface cover; BMS board is located the top of electric core, and with heat dissipation aluminum plate connects.
2. 2. The plastic battery pack of claim 1, wherein the aluminum heat sink plate is made of AL 1060.
3. 3. The plastic battery pack of claim 1, further comprising a heat shield disposed between the cells and the BMS plate.
4. 4. A plastic battery pack according to claim 3, wherein the heat shield is a 3240 epoxy plate.
5. 5. The plastic battery pack of claim 1, further comprising a heat conductive rubber pad disposed between the heat dissipating aluminum plate and the BMS plate and respectively abutting the heat dissipating aluminum plate and the BMS plate.
6. 6. The plastic battery pack of claim 5, wherein the thermally conductive rubber gasket is interference fit in a gap between the heat dissipating aluminum plate and the BMS plate.
7. 7. The plastic battery pack of claim 5, wherein the heat conductive rubber pad is SP610-726 with a thermal conductivity of 2.0K/°c.
8. 8. The plastic battery pack of claim 1, wherein the end plate, the plastic base and the plastic face cover are all made of PC-540.
9. 9. The plastic battery pack of claim 1, wherein the BMS board is screw-coupled with the heat dissipation aluminum plate.
10. 10. The plastic battery pack of claim 1, wherein the end plate is threadably connected to the plastic base.

Description

Plastic battery pack Technical Field The utility model relates to the technical field of battery packs, in particular to a plastic battery pack. Background The plastic battery pack is a multifunctional and multipurpose product, and the design and manufacturing technology of the plastic battery pack continuously advances, so that the requirements of different fields on battery packaging are met. The plastic battery pack has unique value and wide application prospect, whether it is daily necessities or industrial equipment. Under operating condition, the components and parts on the BMS board release a large amount of heat, and a large amount of heat of the inside gathering of product can't dispel, and BMS board and electric core are operated under high temperature environment, have influenced the work efficiency of components and parts, chip and electric core, accelerate its ageing, reduce life-span, initiate thermal runaway even, reduced the life of product. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the plastic battery pack which can radiate heat accumulated in the product, maintain the working efficiency of components, chips and cells and prolong the service life of the product. The plastic battery pack comprises a battery cell, a plastic base, end plates, a plastic surface cover, a heat dissipation aluminum plate and a BMS plate, wherein the two end plates are respectively arranged on two opposite sides of the battery cell and are used for fixing the battery cell, the end plates are connected with the plastic base to install the battery cell, the plastic surface cover is arranged at the upper end of the plastic base and is provided with a containing through groove, the heat dissipation aluminum plate is arranged in the containing through groove and is integrally injection molded with the plastic surface cover, and the BMS plate is arranged above the battery cell and is connected with the heat dissipation aluminum plate. The plastic battery pack at least has the following beneficial effects that as the heat-dissipating aluminum plate is arranged in the accommodating through groove and is integrally injection molded with the plastic surface cover, and the BMS plate is connected with the heat-dissipating aluminum plate, when the components on the BMS plate release heat, the heat is transferred to the heat-dissipating aluminum plate and is transferred to the outside through the heat-dissipating aluminum plate, so that heat dissipation is realized, the working efficiency of the components, the chips and the battery cells is maintained, and the service life of the product is prolonged. According to one embodiment of the utility model, the heat dissipating aluminum plate is made of AL 1060. According to an embodiment of the present utility model, the battery pack further comprises a heat insulating plate disposed between the battery cells and the BMS plate. According to one embodiment of the utility model, the heat shield is a 3240 epoxy plate. According to one embodiment of the utility model, the heat dissipation aluminum plate and the BMS plate are connected with each other in an abutting mode. According to one embodiment of the utility model, the heat conducting rubber pad is in interference fit in a gap between the heat radiating aluminum plate and the BMS plate. According to one embodiment of the utility model, SP610-726 is used as the heat conducting rubber pad, and the heat conducting coefficient is 2.0K/°C. According to one embodiment of the utility model, the end plate, the plastic base and the plastic face cover are all made of PC-540. According to one embodiment of the present utility model, the BMS board is screw-coupled with the heat dissipation aluminum plate. According to one embodiment of the utility model, the end plate is screwed with the plastic base. Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. Drawings The utility model is further described with reference to the accompanying drawings and examples, in which: FIG. 1 is an exploded view of a plastic battery pack according to an embodiment of the present utility model; fig. 2 is a partially exploded view of a plastic battery pack according to an embodiment of the utility model. Reference numerals: A plastic battery pack 1000; A cell 100; a plastic base 200; An end plate 300; a plastic cover 400, a receiving through groove 410; a heat-dissipating aluminum plate 500; A BMS board 600; a heat shield 700; A thermally conductive rubber pad 800. Detailed Description Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like o