Battery pack protection plate assembly, battery pack and electric equipment

The invention discloses a battery pack guard plate assembly, a battery pack and electric equipment, the battery pack guard plate assembly comprises: a guard plate body in which a mounting space is formed; the core body comprises a plurality of unit cell structures, the unit cell structures are distributed in the installation space in multiple rows and multiple columns, each unit cell structure comprises a first support and a second support, and the first supports and the second supports are matched in an interlocking mode; and the first bracket and the second bracket are respectively supported between the top wall and the bottom wall of the mounting space. According to the battery pack protection plate assembly, the strength and rigidity of the core body can be improved, the higher-strength protection and energy absorption effect is achieved, and the bottom of the battery pack is effectively protected.