HEAT EXCHANGER, ELECTRIC CONTROL BOX AND AIR CONDITIONING SYSTEM

• Main Authors: LI, Hongwei, LI, Zhaohui, WANG, Guochun, LI, Feng, LUO, Yuzhao
• Format: Patent
• Language: English; French; German
• Published: 19.06.2024
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; HEAT EXCHANGE IN GENERAL; HEAT PUMP SYSTEMS; HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; WEAPONS

Disclosed in the present application are a heat exchanger, an electric control box and an air conditioning system. The heat exchanger of the present application comprises : at least two plate bodies and a collecting pipe, wherein the plate bodies are provided with a plurality of microchannels, each plate body comprises a main body portion and a connecting portion, one end of the connecting portion is connected to the main body portion, and the main body portions of the plate bodies are stacked one above the other; a pipe wall of the collecting pipe is provided with at least two connecting holes, and the other ends of the connecting portions of the plate bodies correspond to the connecting holes and are fixed to the collecting pipe via welding; and a first spacing is provided between two adjacent connecting holes, a second spacing is provided between the main body portions of two adjacent plate bodies, and the first spacing is greater than the second spacing. The heat exchanger of the present application has a simple structure and a relatively small size, and can improve the reliability of welding between the plate bodies and the collecting pipe.