Multistage folding and unfolding mechanism based on fractal principle

• Main Authors: SHI FENGJUN, LI RUIMING, LI YEZHUO, ZHANG XIANHONG, YAO YAN'AN, ZHANG SHUO
• Format: Patent
• Language: Chinese; English
• Published: 08.03.2022
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATION; GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-REDRADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USINGPHOTOVOLTAIC [PV] MODULES; HEATING; LIGHTING; MECHANICAL ENGINEERING; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention discloses a multi-stage folding and unfolding mechanism based on a fractal principle, which comprises a driving-stage rod group (1), a first unit (2-1) of a first-stage rod group, a first unit (3-1) of a second-stage rod group, a second unit (3-2) of the second-stage rod group, a first unit (4-1) of a third-stage rod group, a second unit (4-2) of the third-stage rod group, a third unit (4-3) of the third-stage rod group and a fourth unit (4-4) of the third-stage rod group, a mechanism composed of the first-stage baffle rod (5), the second-stage baffle rod (6) and the third-stage baffle rod (7) has the function of being capable of being connected with a multi-stage structure, and the design of the mechanism is based on the concept of fractal dimensions in the fractal principle. 本发明公开一种基于分形原理的多级折展机构，包括：驱动级杆组(1)，第一级杆组第一单元(2-1)，第二级杆组第一单元(3-1)，第二级杆组第二单元(3-2)，第三级杆组第一单元(4-1)，第三级杆组第二单元(4-2)，第三级杆组第三单元(4-3)，第三级杆组第四单元(4-4)，第一级挡板杆(5)，第二级挡板杆(6)，第三级挡板杆(7)，所组成的机构具有可以连接多级结构的功能，机构的设计基于分形原理中分形维数的概念。