Medical blood drawing auxiliary device
An auxiliary device and electromagnet technology, which is applied in the fields of application, medical science, sensors, etc., can solve the problems of increasing the labor intensity of medical staff, inconvenience of medical staff, and high requirements for medical staff's operating skills, so as to accurately ensure the amount of blood collected and reduce The effect of labor intensity and good application prospects
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[0016] figure 1 , 2 As shown in , a medical blood drawing auxiliary device includes a housing 3, a control mechanism 4, and a valve gate mechanism 5; the valve gate mechanism 5 includes an electromagnet 51, a spring 52, a rectangular fixed plate 53, and a rectangular movable plate 54, the lower end of the electromagnet 51 is installed on the upper right part of the fixed plate 53 through the screw nut, and the fixed plate at the left end position of the electromagnet 51 is welded with a guide tube 55 whose upper end is an open structure, and the lower end of the spring 52 is enclosed within the guide tube In the pipe 55, a vertically distributed support seat 56 is welded to the upper end of the middle part of the fixed plate 53, and a connecting plate 57 with a shaft hole in the middle is welded to the upper end of the support seat 56 and the middle part of the lower end of the movable plate. The lower end of the movable plate 54 connects the plate and supports The connecting...
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