Yiwei Lithium Energy has obtained a patent for a tray, battery casing, and battery pack that facilitates the distribution of cooling liquid within the battery casing. According to information from the National Intellectual Property Administration, Huizhou Yiwei Lithium Energy Co., Ltd. received a patent titled “Tray, Battery Casing, and Battery Pack,” with the authorization announcement number CN222927584U, and the application date recorded as June 2024. The patent summary indicates that this utility model presents a design featuring a tray that consists of a second body, a third flow component, and a drainage plate.
The second body includes a liquid inlet area that connects to the battery casing’s inlet port. This liquid inlet area is positioned on one side of the second body along a first direction. The third flow component is situated on the same side of the second body as the liquid inlet area and consists of multiple flow grooves. The first end of these grooves connects to the liquid inlet area, while the second end leads to the area containing the battery module. The third flow component is designed to disperse the cooling liquid from the liquid inlet area to the battery module. Additionally, the drainage plate is located on the same side of the second body as the third flow component, adjacent to both ends of the second body, and it features a drainage surface.
According to Tianyancha, Huizhou Yiwei Lithium Energy Co., Ltd. was established in 2001 and is based in Huizhou. The company primarily engages in wholesale activities and has a registered capital of 204,572,149.7 RMB. Data analysis from Tianyancha reveals that the company has invested in 43 enterprises and participated in 196 bidding projects. In addition, it holds 284 trademark registrations and 3,607 patent records, as well as 380 administrative licenses.
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