A connection component, comprising: a first base, wherein the first base comprises a first accommodation groove; a second base, wherein the second base comprises a second accommodation groove; and a connection mechanism, wherein the connection mechanism is rotatably connected to the first base and the second base separately to enable the first base and the second base to switch between an extended state and a folded state, wherein in the extended state, the first base and the second base are adjacent and coplanar, and the first accommodation groove is adjacent to the second accommodation groove; and in the folded state, the first base and the second base are overlapped, the first accommodation groove is opposite to the second accommodation groove, and the connection mechanism is accommodated in the first accommodation groove and the second accommodation groove, characterized in that the connection mechanism comprises: a first connection piece, wherein the first connection piece is rotatably connected to the first base, and the first connection piece is located in the first accommodation groove; a second connection piece, wherein the second connection piece is rotatably connected to the second base, and the second connection piece is located in the second accommodation groove; a first adapter, wherein the first adapter is disposed between the first connection piece and the second connection piece, a first end of the first adapter is rotatably connected to the first connection piece, and a second end of the first adapter is rotatably connected to the second base; and a second adapter, wherein the second adapter is disposed between the first adapter and the second connection piece, a first end of the second adapter is rotatably connected to the second connection piece, a second end of the second adapter is rotatably connected to the first base, and the second adapter is rotatably connected to the first adapter. a first base, wherein the first base comprises a first accommodation groove; a second base, wherein the second base comprises a second accommodation groove; and a connection mechanism, wherein the connection mechanism is rotatably connected to the first base and the second base separately to enable the first base and the second base to switch between an extended state and a folded state, wherein in the extended state, the first base and the second base are adjacent and coplanar, and the first accommodation groove is adjacent to the second accommodation groove; and in the folded state, the first base and the second base are overlapped, the first accommodation groove is opposite to the second accommodation groove, and the connection mechanism is accommodated in the first accommodation groove and the second accommodation groove, characterized in that the connection mechanism comprises: a first connection piece, wherein the first connection piece is rotatably connected to the first base, and the first connection piece is located in the first accommodation groove; a second connection piece, wherein the second connection piece is rotatably connected to the second base, and the second connection piece is located in the second accommodation groove; a first adapter, wherein the first adapter is disposed between the first connection piece and the second connection piece, a first end of the first adapter is rotatably connected to the first connection piece, and a second end of the first adapter is rotatably connected to the second base; and a second adapter, wherein the second adapter is disposed between the first adapter and the second connection piece, a first end of the second adapter is rotatably connected to the second connection piece, a second end of the second adapter is rotatably connected to the first base, and the second adapter is rotatably connected to the first adapter. a first connection piece, wherein the first connection piece is rotatably connected to the first base, and the first connection piece is located in the first accommodation groove; a second connection piece, wherein the second connection piece is rotatably connected to the second base, and the second connection piece is located in the second accommodation groove; a first adapter, wherein the first adapter is disposed between the first connection piece and the second connection piece, a first end of the first adapter is rotatably connected to the first connection piece, and a second end of the first adapter is rotatably connected to the second base; and a second adapter, wherein the second adapter is disposed between the first adapter and the second connection piece, a first end of the second adapter is rotatably connected to the second connection piece, a second end of the second adapter is rotatably connected to the first base, and the second adapter is rotatably connected to the first adapter.