pipette
A technology of liquid suction device and suction pipe, which is applied in the direction of cleaning carpets, cleaning floors, cleaning equipment, etc., and can solve problems such as troublesome, unusable suction equipment, and utensils
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[0007] In the figure, 1. Liquid collection box, 2. Suction tube, 3. Liquid collection box pouring port, 4. Sealing ring at the bottom hole of liquid collection box, 5. Sponge, 6. Sponge sleeve, round sponge 5, thickness 10 cm, 12 cm in diameter, made of polypropylene plastic with a sponge cover 6 to cover the top surface and side peripheral surface of the sponge 5, a buckle ring is arranged on the top of the outer peripheral surface of the sponge cover 6, and the bottom of the buckle ring is corrugated so that Compression and stretching, a hole is opened in the center of the top surface of the sponge cover 6, there is a liquid collection box 1 corresponding to the shape of the sponge cover 6 on the top of the sponge cover 6, and a hole with a sealing ring 4 is set in the center of the bottom surface of the liquid collection box 1, The hole is covered with a suction tube 2, and the bottom of the suction tube 2 has a bottom edge extending to the outer periphery. The hole on the b...
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