基于单片机的输液监控装置

学号：2013210456XINJIANGINSTITUTEOFENGINEERING毕业设计设计题目：基于单片机的输液监控装置学生姓名：××××××专业：电气工程及其自动化班级：电气工程13-2（本）系部：电力工程系指导教师：××××××二〇一七年六月二日摘要I摘要随着智能化控制的不断发展，自动化临床设备的研究已成为医疗器械的一个重点.其可以减轻工作人员的压力，提高医护人员的工作效率。静脉输液是一种常见的临床治疗方法，通过在静脉输入起到治疗的作用，本课题是研究智能输液系统的设计方法，本方案是基于AT89S51控制的。这个系统操作简洁、上手较快、具有报警功能并且方便集中控制，在现代医疗事业具有较大意义，推动了自动化的智能医疗事业的发展，有利于提高医护质量。本课题的主要功能有：实现了利用电路采集液滴速度，可设置液滴速度并且进行比较，可显示液滴滴速和剩余输液时间；可自行设置液滴滴速；在输液剩余液量低于设定值，自动报警，或者输液过程出现特殊情况也可报警。补充了这个方向的输液系统的部分研究空白，对于设备结构的分析和其电子设计的研究具有重要意义；通过理论分析，很好的分析了整个输液系统的理论与实践基础。本课题的研究成果为输液系统的研究提供了丰富的信息。关键词单片机；医院输液系统；输液监控；智能AbstractIIAbstractWiththecontinuousdevelopmentofintelligentcontrol，clinicalresearchautomationequipmenthasbecomeafocusofmedicaldevices.Itcanreducethepressureofstaff，improvetheworkingefficiencyofmedicalstaffs.Intravenousinfusionisacommonclinicaltreatment，thetreatmenteffectintheveinoftheinput，thistopicisthedesignmethodoftheintelligentinfusionsystem，theschemeisbasedonAT89S51control.Thissystemoperationissimple，startedfast，hasanalarmfunctionandconvenientcentralizedcontrol，isofgreatsignificanceinmodernmedicalenterprise，promotethedevelopmentofintelligentmedicalbusinessautomation，isconducivetoimprovingthequalityofmedicalcare.Themainfunctionofthissubject:thecircuitforcollectingthedropletvelocity，dropletvelocitycanbesetandcompared，candisplaythedropspeedandtherestoftheinfusiontime;cansetuptheirowndropspeed;intheinfusionofremainingliquidvolumeislowerthanthesetvalue，theautomaticalarm，orinfusionprocesstherearespecialcircumstancescanalsoalarm.Partoftheresearchblankinfusionsystemaddedtothedirection，haveimportantsignificanceforanalyzingthestructureoftheequipmentandelectronicdesignresearch;throughtheoreticalanalysis，averygoodanalysisofthetheoryandpracticebasisoftheinfusionsystem.Theresultsofresearchonthistopicprovidesabundantinformationforthestudyoftransfusionsystem.KeywordsMCU;hospitalinfusionsystem;transfusionmonitoring;intelligence目录II目录摘要.............................................................................................................................IAbstract.........................................................................................................................II1绪论............................................................................................................................11.1课题的背景和意义.........................................................................................11.1.1医疗输液监控系统设计背景..............................................................11.1.2输液监控系统设计的背景..................................................................21.2装置设计需要解决的问题.............................................................................21.3装置实现的功能.............................................................................................22系统方案设计与论证................................................................................................42.1系统硬件总体设计方案.................................................................................42.2点滴速度测量电路方案.................................................................................42.3电机选择及控制方案.....................................................................................42.4回血检测电路方案.........................................................................................52.5显示模块接口电路方案.................................................................................52.6键盘接口电路方案.........................................................................................53输液系统硬件设计....................................................................................................73.1单片机型号的选择与论证.............................................................................73.2最小系统.......................................................................................................113.3滴速检测模块及工作原理...........................................................................133.3.1红外发光二极管和光敏三极管........................................................153.3.2红外发光二极管主要参数................................................................153.3.3光敏三极管的主要参数....................................................................163.4报警模块.......................................................................................................173.5复位电路.......................................................................................................173.6显示模块.......................................................................................................183.7按键模块.......................................................................................................193.8无线模块.......................................................................................................203.9步进电机模块...............................................................................................223.10三极管.........................................................................................................233.11原件清单.....................................................................................................263.12系统接线图.....................