A display panel support frame, wherein the display panel support frame comprises a first support frame, a second support frame, a third support frame, and at least two connecting members; wherein one side of the third support frame is rotatably connected to the first support frame, and another side of the third support frame is rotatably connected to the second support frame; wherein the first support frame and the second support frame have a same structure, and each comprises a support plate disposed thereon; and wherein one of the connecting members makes the support plate on the first support frame slidably connect to the third support frame, another connecting member makes the support plate on the second support frame slidably connects to the third support frame; and wherein each of the two connecting members comprises a base body and a linking member disposed on the base body, and the linking member comprises: a first fixed shaft connected to the support plate; a second fixed shaft connected to the connecting member; a rotation shaft rotated around the first fixed shaft; a first connecting link connecting the first fixed shaft to the rotation shaft; and a second connecting link connecting the second fixed shaft to the rotation shaft; wherein the second fixed shaft of the linking member is disposed on the base body, and the base body is configured slidably connected to the support plate; wherein each of the connecting members further comprises a connecting shaft, the connecting shaft is disposed on one side of the base body and rotatably connected to the third support frame, and the connecting shaft connects the connecting member to the third support frame; and the display panel support frame further comprises at least one notch formed on each side of the third support frame, and the at least one notch is correspondingly configured rotatably connected to the connecting shaft. wherein one side of the third support frame is rotatably connected to the first support frame, and another side of the third support frame is rotatably connected to the second support frame; wherein the first support frame and the second support frame have a same structure, and each comprises a support plate disposed thereon; and wherein one of the connecting members makes the support plate on the first support frame slidably connect to the third support frame, another connecting member makes the support plate on the second support frame slidably connects to the third support frame; and wherein each of the two connecting members comprises a base body and a linking member disposed on the base body, and the linking member comprises: a first fixed shaft connected to the support plate; a second fixed shaft connected to the connecting member; a rotation shaft rotated around the first fixed shaft; a first connecting link connecting the first fixed shaft to the rotation shaft; and a second connecting link connecting the second fixed shaft to the rotation shaft; wherein the second fixed shaft of the linking member is disposed on the base body, and the base body is configured slidably connected to the support plate; wherein each of the connecting members further comprises a connecting shaft, the connecting shaft is disposed on one side of the base body and rotatably connected to the third support frame, and the connecting shaft connects the connecting member to the third support frame; and the display panel support frame further comprises at least one notch formed on each side of the third support frame, and the at least one notch is correspondingly configured rotatably connected to the connecting shaft. a first fixed shaft connected to the support plate; a second fixed shaft connected to the connecting member; a rotation shaft rotated around the first fixed shaft; a first connecting link connecting the first fixed shaft to the rotation shaft; and a second connecting link connecting the second fixed shaft to the rotation shaft; wherein the second fixed shaft of the linking member is disposed on the base body, and the base body is configured slidably connected to the support plate; wherein each of the connecting members further comprises a connecting shaft, the connecting shaft is disposed on one side of the base body and rotatably connected to the third support frame, and the connecting shaft connects the connecting member to the third support frame; and the display panel support frame further comprises at least one notch formed on each side of the third support frame, and the at least one notch is correspondingly configured rotatably connected to the connecting shaft.