BATTERY AND ELECTRICAL APPARATUS
A battery includes a box body, battery cells and a stabilizing assembly. The box body has a top and a bottom opposite to each other in a height direction of the box body. A plurality of battery cells are arranged upside down in the box body, and a top cover plate of each of the battery cells faces the bottom of the box body. The stabilizing assembly is fixedly connected to the battery cells.
1 . A battery, comprising:
a box body, having a top and a bottom opposite to each other in a height direction of the box body;
a plurality of battery cells arranged upside down in the box body, a top cover plate of each of the battery cells being arranged to face the bottom of the box body; and
a stabilizing assembly fixedly connected to the battery cells.
2 . The battery according to claim 1 , wherein the stabilizing assembly comprises a first support plate and a second support plate, the first support plate is arranged at the top of the box body and is fixedly connected to the battery cells, and the second support plate is arranged at the bottom of the box body and is fixedly connected to the battery cells.
3 . The battery according to claim 2 , wherein the surface of the second support plate that faces the battery cells is provided with a plurality of suspension beams, and the plurality of suspension beams are arranged at intervals along the second support plate in a length direction of the box body, and extend on the second support plate in a width direction of the box body.
4 . The battery according to claim 3 , wherein the top cover plate comprises a functional area and shoulders, the functional area is provided with electrode terminals, the shoulders are located on two sides of the functional area in the length direction, and the battery cell is fixedly connected to the suspension beams via the shoulders.
5 . The battery according to claim 4 , wherein the electrode terminals are arranged between the two adjacent suspension beams, and the electrode terminals are arranged spaced apart from the second support plate.
6 . The battery according to claim 5 , wherein, in the height direction, the suspension beam has an extension height greater than that of the electrode terminal.
7 . The battery according to claim 5 , wherein the functional area is further provided with a pressure relief mechanism, the pressure relief mechanism is arranged spaced apart from the second support plate, and the electrode terminals are arranged on two sides of the pressure relief mechanism in the length direction.
8 . The battery according to claim 4 , wherein the shoulders of the two adjacent battery cells are jointly fixed to the same suspension beam.
9 . The battery according to claim 8 , wherein, in the length direction, a width D1 of the suspension beam and an extension width D2 of the shoulder satisfy: 0.5D2≤D1≤2D2.
10 . The battery according to claim 3 , wherein the two adjacent battery cells are electrically connected to each other via a bus component, and an extension length of one of the two adjacent suspension beams is less than an extension length of the other in the width direction, to form an avoidance notch, the avoidance notch being configured to avoid the bus component.
11 . The battery according to claim 3 , wherein the suspension beams are integrally formed with or detachably connected to the second support plate.
12 . The battery according to claim 3 , wherein, in the height direction, an extension height H1 of the suspension beam satisfies 0.5 mm≤H1≤30 mm.
13 . The battery according to claim 12 , wherein H1 and a weight M of the single battery cell satisfies 0.05 mm/Kg≤H1/M≤50 mm/Kg.
14 . The battery according to claim 2 , wherein the box body further comprises a cover body arranged at the bottom, and the cover body is fixedly connected to the box body.
15 . The battery according to claim 14 , wherein the second support plate is fixedly connected to the cover body.
16 . An electrical apparatus, comprising the battery according to claim 1 , the battery being configured to supply electric energy.