电动吸引器装置安全阀门具有重要意义,它可防止因控制部分故障或外线换相时,由电机反转产生的正压,从而避免发生严重的医疗事故。我们试制的电动吸引器安全阀门,制作简单,化费低廉,效果可靠,有一定推广价值。现作一简介: 取血压计用单向气门两只。拧掉其中一只气门的顶针帽,取掉内部的顶针及小硬簧,锉平顶针座的螺纹,封焊放气孔,即成主阀 The safety valve of the electric suction device is of great significance to prevent the occurrence of serious medical accidents due to the positive pressure generated by the reversal of the motor when the control section malfunctions or the external commutation occurs. Our trial-made electric suction safety valve, making simple, low cost, reliable, there is a certain promotional value. Now make an introduction: take blood pressure meter with one-way valve two. Unscrew one of the valve thimble cap, remove the inner thimble and a small hard spring, flat file thimble thread, sealing vent, which becomes the main valve