US 12,130,667 B2
Rollable display device and intelligent terminal
Yubao Guo, Shenzhen (CN); Weixiong Chen, Shenzhen (CN); Pengfei Yu, Shenzhen (CN); Bosheng Tang, Shenzhen (CN); and Tianpeng Han, Shenzhen (CN)
Assigned to SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD, Guangdong (CN)
Appl. No. 17/293,738
Filed by SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD., Shenzhen (CN)
PCT Filed Sep. 17, 2020, PCT No. PCT/CN2020/115918
§ 371(c)(1), (2) Date May 13, 2021,
PCT Pub. No. WO2021/077957, PCT Pub. Date Apr. 29, 2021.
Claims priority of application No. 201911002056.X (CN), filed on Oct. 21, 2019.
Prior Publication US 2022/0004229 A1, Jan. 6, 2022
Int. Cl. H05K 5/00 (2006.01); G06F 1/16 (2006.01); G09F 9/30 (2006.01); H05K 5/02 (2006.01)
CPC G06F 1/1652 (2013.01) [G09F 9/301 (2013.01); G06F 1/16 (2013.01); H05K 5/00 (2013.01); H05K 5/02 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A rollable display device, comprising:
a flexible display screen, a lifting mechanism connected to a top end of the flexible display screen, and a rollable screen mechanism connected to a bottom end of the flexible display screen, wherein
the lifting mechanism is configured to drive the flexible display screen to move up or down;
the rollable screen mechanism is configured to unfold the flexible display screen when the lifting mechanism drives the flexible display screen to move up or roll up the flexible display screen when the lifting mechanism drives the flexible display screen to move down;
the lifting mechanism comprises: a cross beam, a supporting frame, and at least one connecting rod assembly and a push rod assembly which are arranged on the supporting frame;
the cross beam is connected to the top end of the flexible display screen;
the connecting rod assembly is connected to the cross beam and is configured to drive the cross beam to move up or down;
the push rod assembly is connected to the connecting rod assembly and is configured to generate a telescoping motion to transmit power to the connecting rod assembly;
the at least one connecting rod assembly comprises a first connecting rod assembly and a second rod connecting assembly that are oppositely located and whose top ends are respectively connected to the cross beam;
the push rod assembly comprises a power push rod, a first driven push rod, a second driven push rod and a third driven push rod;
the power push rod is fixedly arranged on the supporting frame and is connected to one end of the second driven push rod and one end of the third driven push rod;
the other end of the second driven push rod is connected to one end of the first driven push rod;
the other end of the first driven push rod is connected to a bottom end of the first connecting rod assembly; and the other end of the third driven push rod is connected to a bottom end of the second connecting rod assembly.