Energy-saving and consumption-reducing quadruple-effect falling film evaporator

• Main Authors: ZHANG JUNQI, ZHANG ZHITIE
• Format: Patent
• Language: Chinese; English
• Published: 01.11.2022
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model discloses an energy-saving and consumption-reducing quadruple-effect falling-film evaporator, relates to the technical field of falling-film evaporators, and aims to solve the problem that in the prior art, when steam is supplied to an evaporator, a boiler is needed for heating and supplying, and energy is wasted. A steam supply pipe is fixedly installed on one side of the first evaporator, an external connection pipe is fixedly installed below the steam supply pipe, an output pipe is fixedly installed on one side of the steam supply pipe, a temperature rising box is arranged above the output pipe, the output pipe is inserted into the temperature rising box, a backflow pipe is arranged above the temperature rising box, and a water outlet pipe is arranged below the backflow pipe. A steam conveying pump is fixedly installed on one side of the backflow pipe, a connecting pipe is fixedly installed on one side of the steam conveying pump, a liquid distribution pipe is arranged in the temperature