High-precision chemical proportioning constant volume device

• Main Author: ZHENG SHENGHONG
• Format: Patent
• Language: Chinese; English
• Published: 05.06.2020
• Subjects: MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TRANSPORTING

The invention discloses a high-precision chemical proportioning constant volume device, which comprises a container body, wherein the container body comprises a liquid inlet section, a liquid outlet section and middle connecting sections arranged between the liquid inlet section and the liquid outlet section; a liquid inlet port is formed below the liquid inlet section; the liquid inlet end is connected with a three-way pneumatic valve III through a pipeline; a pneumatic valve I is arranged on a pipeline between the three-way pneumatic valve III and a stock solution inlet; a pneumatic valve IIis arranged on a pipeline between the three-way pneumatic valve III and the stock solution outlet; a liquid outlet port is formed in the top of the liquid outlet section and connected with a three-way pneumatic valve IV through a pipeline, a liquid level sensor is arranged on the pipeline between the liquid outlet port and the three-way pneumatic valve IV, and a pneumatic valve V is arranged on the pipeline between a nit