Alternate stepping type stair climbing device

• Main Authors: YANG HENGYI, JING LINXIN, WANG JINCHENG, ZHOU YANG, HAN GUANGXIN, MA MINGXU, LI QINGYI, WANG DIANXIN, ZHANG YONG'AN, FU JINFAN, LIU YITING, ZHANG YAO, LUAN XIN, ZHANG SHAOTONG, CHU YICHEN, WANG YAHUI, LIU JIALEI, BAO MINGZHENG, ZHANG QIAN, LI MENGQI, ZHU WENHAN, SU YUCHENG, SUN HAOYANG
• Format: Patent
• Language: Chinese; English
• Published: 28.01.2022
• Subjects: CHAIRS FOR DENTISTRY; FUNERAL DEVICES; HUMAN NECESSITIES; HYGIENE; LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MEDICAL OR VETERINARY SCIENCE; MOTOR VEHICLES; OPERATING TABLES OR CHAIRS; PERFORMING OPERATIONS; TRAILERS; TRANSPORT OR ACCOMODATION FOR PATIENTS; TRANSPORTING

The invention relates to an alternate stepping type stair climbing device which comprises a rack, a front stair climbing mechanism, a front driving mechanism, a transmission mechanism, a height driving mechanism and a rear roller mechanism. The front stair climbing mechanism is arranged at the front end of the rack and comprises a first crank mechanism and a second crank mechanism, the front driving mechanism is connected with the first crank mechanism and the second crank mechanism through the transmission mechanism, and the front driving mechanism can work to drive the first crank mechanism and the second crank mechanism which are connected with the transmission mechanism to alternately go upstairs and downstairs. The height driving mechanism is arranged at the rear end of the rack, the rear roller mechanism is movably connected to the rear end of the rack and connected with the height driving mechanism, the height driving mechanism can drive the rear roller mechanism to move in the height direction of the