A support bracket for a backlight module, being provided with a mounting cavity extending in a given first direction, said support bracket comprising: a frame connected to a light-emitting assembly of the backlight module; and a projecting member connected to the frame, said projecting member projecting towards the mounting cavity, and supporting the light-emitting assembly in the backlight module, the projecting member having a first light-transmission hole, wherein an axial direction of the first light-transmission hole is parallel to the given first direction, wherein the frame comprises an inner wall facing towards the mounting cavity, an outer wall opposite to the inner wall, and a bottom wall connected to the inner wall and the outer wall, wherein the projecting member comprises: a connection part connected to the outer wall and/or the bottom wall, and extending in a direction running away from the frame; and a support part arranged below the bottom wall, connected to the connection part and projecting towards the mounting cavity, wherein the frame comprises: a first segment connected to the projecting member; and a second segment comprising an upper portion and a lower portion arranged in the given first direction, wherein the frame is a plastic frame, and the projecting member is a metal member, characterized in that the upper portion projects towards the mounting cavity relative to the lower portion, and at least one glue hole is formed in a portion of the connection part connected to the frame. a frame connected to a light-emitting assembly of the backlight module; and a projecting member connected to the frame, said projecting member projecting towards the mounting cavity, and supporting the light-emitting assembly in the backlight module, the projecting member having a first light-transmission hole, wherein an axial direction of the first light-transmission hole is parallel to the given first direction, wherein the frame comprises an inner wall facing towards the mounting cavity, an outer wall opposite to the inner wall, and a bottom wall connected to the inner wall and the outer wall, wherein the projecting member comprises: a connection part connected to the outer wall and/or the bottom wall, and extending in a direction running away from the frame; and a support part arranged below the bottom wall, connected to the connection part and projecting towards the mounting cavity, wherein the frame comprises: a first segment connected to the projecting member; and a second segment comprising an upper portion and a lower portion arranged in the given first direction, wherein the frame is a plastic frame, and the projecting member is a metal member, characterized in that the upper portion projects towards the mounting cavity relative to the lower portion, and at least one glue hole is formed in a portion of the connection part connected to the frame. a connection part connected to the outer wall and/or the bottom wall, and extending in a direction running away from the frame; and a support part arranged below the bottom wall, connected to the connection part and projecting towards the mounting cavity, wherein the frame comprises: a first segment connected to the projecting member; and a second segment comprising an upper portion and a lower portion arranged in the given first direction, wherein the frame is a plastic frame, and the projecting member is a metal member, characterized in that the upper portion projects towards the mounting cavity relative to the lower portion, and at least one glue hole is formed in a portion of the connection part connected to the frame. a first segment connected to the projecting member; and a second segment comprising an upper portion and a lower portion arranged in the given first direction, wherein the frame is a plastic frame, and the projecting member is a metal member, characterized in that the upper portion projects towards the mounting cavity relative to the lower portion, and at least one glue hole is formed in a portion of the connection part connected to the frame.