A battery module (100) includes a housing (10), a cell assembly (20), a bracket (30), and a first colloid (41). An accommodation space (11) is formed in the housing (10).; An opening (12) is provided at one end of the accommodation space (11) along a first direction (X). The housing (10) includes a bottom wall (13). The bottom wall (13) is disposed opposite to the opening (12). The cell assembly (20) is disposed in the accommodation space (11). A first space (Q1) is formed between the bracket (30) and the cell assembly (20). The first colloid (41) is disposed in the first space (Q1). The first colloid (41) connects the cell assembly (20) and the bracket (30). A first fixing piece (31) of the bracket (30) includes a first connecting portion (311) and a first constraining portion (312). The first constraining portion (312) is disposed in the first colloid (41). A first angle A is provided between the first connecting portion (311) and the first constraining portion (312), satisfying: 0° < A < 180°.
