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危重病人护理病床由5×11块液压缸驱动的垫块组成,通过三位四通电磁换向阀控制其上下运动。建立垫块的运动模型,进行单片机控制系统的硬件和软件设计,功能可由用户增设,操作方便、灵活。
Critical care bed by the 5 × 11 hydraulic cylinder block driven by three-way solenoid valve to control its up and down movement. The establishment of pad motion model for single-chip computer control system hardware and software design, the function can be added by the user, easy to operate and flexible.