Automatic Locking Structure of Adjusting Screw for Adjustable Flow Metering Pump
A technology for adjusting screw and flow metering, which is applied to components, pumps, and pump control of pumping devices for elastic fluids. The effect of easy access to parts
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[0022] like figure 2 , image 3 As shown, the adjustable flow metering pump uses the automatic locking structure of the adjusting screw. The adjustable flow metering pump includes a driving end 1, a side cover 2, an adjusting screw 3 and an adjusting handle 4. The side cover 2 is connected with the driving end 1 to adjust The screw rod 3 is located inside the side cover 2, and is driven by threads with the side cover 2. The adjustment handle 4 is located outside the side cover 2 and connected with the adjustment screw rod 3. When the adjustment handle 4 is rotated, the adjustment handle 4 drives the adjustment screw rod 3 to move Finally adjust the eccentricity, and then adjust the flow rate of the adjustable flow metering pump. The automatic locking structure includes a spring 5, a spring cover 6 and a locking spring seat 7. The inner end of the locking spring seat 7 is the locking end, and the outer end is the free end. end, and the middle part is the guide rod for setting...
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