多功能护理床洁便机构设计与有限元分析  

Clean Mechanism Design and Finite-Element Analysis of Multifunctional Bed

作　　者：陈磊[1] 张华[1] 刘继忠[1] 周祖茗[1] 刘兴[1] 

机构地区：[1]南昌大学机电工程学院,江西南昌330031

出　　处：《机械设计与制造》2013年第4期30-32,共3页Machinery Design & Manufacture

基　　金：江西省科技厅工业支撑计划项目(2008BA00400);江西省科技计划项目(2011BB50030)

摘　　要：设计了一种可用于多功能护理床和智能轮椅床上的洁便机构及其控制电路。对护理床的主要结构和功能进行简要描述,运用SolidWorks软件建立起便盖启闭机构、升降机构以及尿便处理器的三维模型;基于电机及电动推杆驱动的要求,采用集成H桥芯片BTS7960B实现对电机正反转和转速的控制,完成控制电路的设计;采用ANSYS对主要承力部件进行有限元分析,在满足额定受力要求的前提下,确保机构能够安全运行,进而实现各项预定设计指标,从而验证了设计的可行性。It designed a kind of clean mechanism and its control circuits,which can be used in multifunctional bed and intelligent wheelchair.Briefly it described the main structure and function of multifunctional bed,using SolidWorks software which established the institutions model of cover opening and closing mechanism,cover opening and closing mechanism,elevating and urine and processor,based on the drive of motor and electric push rod requirements,it integrated H bridge chip BTS7960B to realize the motor reversing and speed control,and completed the design of control circuit,and through using ANSYS finite element analysis of the main force of components,in the premise of meeting the rated force requirements,it ensured the safe operation of the agencies,and then achieved the expected design requirement,which had verified the feasibility of the design.

关 键 词：护理床 洁便机构 电路 有限元分析 

分 类 号：TH122[机械工程—机械设计及理论]