Connection array and battery cover of lithium ion battery and method for connecting connection array with battery cover
A technology for connection bars and battery covers, which is applied to battery components, circuits, electrical components, etc., can solve problems such as the inability to increase the size of the connection bar, increase the internal resistance of the battery, and battery failure, and achieve high-power charging and discharging. Safety performance, increased contact area, and improved reliability
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[0019] The specific implementation of the present invention will be described in detail below in conjunction with the drawings and preferred embodiments. As shown in the figure, a connection bar and battery cover of a power lithium battery includes a connection bar 1 and a battery cover 4 with an explosion-proof valve 8. The connection bar is in the shape of a thin plate, and the rectangular thin plate is symmetrically provided with welding ears on both sides 1-1, and connected with the connecting row to form an overall "I" shape, the welding ear is provided with positioning grooves 2, and the number of positioning grooves is five, two of which are upper and lower, and one in the middle. The connecting row is symmetrically provided with pole via holes 3 along the axial centerline; the battery cover includes a battery cover 4, positive and negative poles 4-1, upper and lower sealing positioning washers 4-2, flat terminals 5 and connecting leads Sheet 4-3, the positive and negati...
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