BATTERY END PLATE ASSEMBLY, BATTERY, AND ELECTRIC APPARATUS
A battery end plate assembly includes an end plate and a side plate. The end plate is provided with a connecting groove on a side for connecting the side plate. An end of the side plate is embedded in the connecting groove and abuts against a side wall of the connecting groove.
1 . A battery end plate assembly comprising:
an end plate; and
a side plate;
wherein the end plate is provided with a connecting groove on a side for connecting the side plate, and an end of the side plate is embedded in the connecting groove and abuts against a side wall of the connecting groove.
2 . The battery end plate assembly according to claim 1 , wherein depth of the connecting groove is equal to thickness of the side plate.
3 . The battery end plate assembly according to claim 1 , wherein the end plate and the side plate are connected through friction stir welding.
4 . The battery end plate assembly according to claim 1 , wherein a weld seam generated by welding is arranged along a boundary line on which the end plate and the side plate abut against each other.
5 . The battery end plate assembly according to claim 1 , wherein both start and end points of the weld seam generated by welding are located on the end plate.
6 . The battery end plate assembly according to claim 1 , wherein the end plate and the side plate are made of homogeneous materials.
7 . The battery end plate assembly according to claim 1 , wherein the end plate is provided with a recess on a side away from the side plate.
8 . The battery end plate assembly according to claim 7 , wherein the recess is provided with a plurality of stiffeners arranged in a crisscross pattern.
9 . A battery comprising the battery end plate assembly according to claim 1 .
10 . An electric apparatus, comprising the battery according to claim 9 , the battery being configured to supply electrical energy.