Housing cover for battery housing with particle protection and thermal protection, battery housing, traction battery and motor vehicle

The invention relates to a housing cover (4) for a battery housing (2) of a traction battery (1) of a motor vehicle that can be driven by an electric motor, for fitting onto a housing lower part (3) of the battery housing (2), comprising:-a cover layer (9) for closing a housing interior (5) of the battery housing (2) that receives at least one battery cell (6), and a protective layer (13), which overlaps the cover layer (9) at least in some regions, for receiving a thermal load caused by a thermal load on the housing cover (4) during emergency venting of the at least one battery cell (6), the protective layer (13) is mechanically connected to the cover layer (9) in a connection region (14) and is arranged at a distance from the cover layer (13) in a protective region (15) so as to form a gap (16) provided for increasing heat transfer resistance between the protective layer (13) and the cover layer (9). 本发明涉及一种用于能电动驱动的机动车的牵引电池(1)的电池壳体(2)的壳体盖(4)，其用于套装到电池壳体(2)的壳体下部(3)上，该壳体盖具有：-覆盖层(9)，该覆盖层用于封闭电池壳体(2)的接收至少一个电池单体(6