Backlight module and display device

A display device comprising a liquid display panel and a backlight module, wherein the liquid display panel is located at one side of the film assembly away from the bottom cover, and is fixedly connected with the plastic frame, wherein the backlight module comprises:

• a back cover comprising a bottom cover and a side cover, wherein the side cover is connected with a periphery of the bottom cover, and the side cover and the bottom cover cooperatively define an accommodation space;
• a support plate connected with the side cover, wherein the support plate is bent relative to the side cover and is located in the accommodation space;
• a plastic frame comprising a side wall and a top wall, wherein the side wall is connected with a periphery of the top wall, the side wall is fixedly connected with the side cover, and the top wall is located at one side of the support plate away from the bottom cover;
• an engaging member located between the support plate and the top wall, and connected with the support plate or the top wall;
• a film assembly mounted in the accommodation space, wherein the film assembly comprises a film assembly body and a tab, the tab is connected with a peripheral side surface of the film assembly body, the film assembly body is located at one side of the engaging member facing the accommodation space, the tab is at least partially located between the support plate and the top wall, the tab is snapped into the engaging member, and the top wall covers the tab and a periphery of the film assembly body, wherein
• the engaging member is connected with the support plate, the top wall defines a first limiting groove at one side of the top wall facing the accommodation space, the engaging member is partially snapped into the first limiting groove, and a height of the engaging member is larger than a sum of a thickness of the film assembly and a depth of the first limiting groove.