A new energy automobile battery state detection device disclosed by the present invention comprises an outer shell and an inner shell, the top of the inner shell is provided with an inner edge extending inwards, the inner edge is provided with a top elastic sheet jack, the inner edge is provided with a top fixed contact, the bottom edge of the inner shell is provided with a bottom elastic sheet jack, and the bottom surface of the inner shell is provided with a bottom fixed contact. Vertical metal elastic sheets are inserted in the top elastic sheet insertion opening and the bottom elastic sheet insertion opening, top movable contacts are arranged at the top ends of the metal elastic sheets, bottom movable contacts are arranged at the bottom ends of the metal elastic sheets, the top movable contacts are located above the inner edge, and the bottom movable contacts are located below the bottom face of the inner shell. The battery is placed in the inner shell, and the metal elastic pieces are distributed around the battery. And if the lithium battery has a bulge, the bulge acts on the metal elastic sheet, the metal elastic sheet is bent, the top movable contact is separated from the top fixed contact, and the alarm device gives an alarm so as to ensure the safety of the automobile.
本发明公开了一种新能源汽车电池物态检测装置,包括外壳和内壳,内壳的顶部设有向内延伸的内边缘,内边缘上开设顶部弹片插口,内边缘上设有顶部固定触点,内壳的底部边缘处开设底部弹片插口,内壳的底面上设有底部固定触点,顶部弹片插口和底部弹片插口中插设有竖立的金属弹片,金属弹片的顶端设有顶部活动触点,金属弹片的底端设有底部活动触点,顶部活动触点位于内边缘的上方,底部活动触点位于内壳底面的下方;电池放置在内壳中,若干金属弹片分布在电池的周围。如果锂电池出现鼓包,鼓包作用于金属弹片,金属弹片弯曲,顶部活动触点脱离顶部固定触点,报警装置报警,以保证汽车的安全。
New energy automobile battery state detection device
一种新能源汽车电池物态检测装置
18.11.2022
Patent
Elektronische Ressource
Chinesisch
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES |
Battery pack protection device for new energy automobile and new energy automobile battery
Europäisches Patentamt | 2021
|Europäisches Patentamt | 2024
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