The invention relates to the field of new energy automobiles, and particularly discloses a new energy automobile battery module centralized charging and discharging unit which comprises a charging and discharging device composed of a plurality of box bodies, an opening and closing door is hinged to the front end of each box body in a clamped mode, a danger avoiding door is arranged at the rear end of each box body, and a connecting shaft horizontally perpendicular to the danger avoiding door is fixed to the inner wall of each danger avoiding door. The diameter of the front end of the connecting shaft is gradually increased from the front end to the tail end, a groove is formed in the front end face of the connecting shaft, sliding blocks are slidably connected to the two ends of the groove in the radial direction of the connecting shaft, a reset spring is fixed between the sliding blocks, wedge-shaped blocks are fixed to the front ends of the sliding blocks, connecting pins are fixed to the side walls of the sliding blocks, and corresponding pin seats are arranged on the inner wall of the box body. A mounting base is fixed to the rear end of the battery, a limiting hole is formed in the rear end of the mounting base, and an annular limiting groove is formed in the peripheral side of the limiting hole; the invention aims to solve the problem that during concentrated charging, a chain reaction is easy to occur during battery combustion, and a major fire is easy to cause.
本发明涉及新能源汽车领域,具体公开了一种新能源汽车电池模组集中充放电单元,包括多个箱体组成的充放电设备,箱体前端铰接卡合有开合门,箱体后端则设置有避险门,避险门内壁上固定有水平垂直于避险门的连接轴,连接轴前端的直径由前端至末端逐渐增大,且连接轴前端面上开设有凹槽,凹槽两端均沿连接轴径向滑动连接有滑块,滑块之间固定有复位弹簧,滑块前端固定有楔形块,滑块的侧壁固定有连接销,箱体内壁上设置有对应的销座;电池后端固定有安装座,安装座后端设置有限位孔,限位孔周侧开设有环形的限位槽;本发明意在解决集中充电时,电池燃烧容易发生连锁反应,易引发重大火灾的问题。
Centralized charging and discharging unit of new energy automobile battery module
一种新能源汽车电池模组集中充放电单元
2022-04-01
Patent
Elektronische Ressource
Chinesisch
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