介绍了一种便携式家用呼吸机的软硬件设计.通过精密的元器件,稳定可靠的气流量、气压测量电路,静音风机,人性化的通气策略和模拟电路PID电磁阀的控制电路,以及各类报警措施和简捷的人机界面等,使呼吸机达到较强的可靠(安全)性、经济性和舒适性,并且具备简单的操控特性,适合进入普通家庭,以维持老年人正常呼吸之用.该呼吸机同样适合于各类急救场合.%The hardware and software design of portable household ventilator is introduced in this paper. By using of precision components, the stable and reliable atmospheric flow rate and pressure measuring circuit, low noise fan, human-oriented ventilation scheme, control circuit of analog PID electromagnetic valve, several alarm devices and simple human-machine interface, this machine has the characteristics of high reliability and security, good economical efficiency, high comfortability and simple operating characteristics, which is suitable for ordinary families and maintains aged persons' breathing. This machine is also suitable for all types of emergency situations.
展开▼
