Refrigerator Structure

‌The structure of a refrigerator mainly includes the exterior structure, interior structure, refrigeration system, circuit system and accessories.

Exterior structure
The exterior structure of a refrigerator mainly includes the refrigerator door and the cabinet. As the core part of its exterior structure, the refrigerator door is usually made of materials such as metal or plastic. Its main function is to keep the temperature inside the refrigerator constant and prevent dust and odor from entering the refrigerator. The refrigerator door is divided into two or three parts, each of which has an independent controller so that the opening and closing of each door do not interfere with each other.

Internal structure
The internal structure of a refrigerator includes shelves, drawers, temperature sensors, door switches, lighting, fans and other components. The temperature sensor converts the sensed temperature signal into an electrical signal and sends it to the control circuit, which then automatically controls the working state of the refrigerator. The door switch detects the opening and closing of the cabinet door and controls the working state of the lighting and fan. The fan is an important component in the air-cooled refrigeration system, which accelerates the circulation of cold air in the cabinet through forced air convection.

Refrigeration system
The refrigeration system is the core part of the refrigerator, mainly composed of components such as a compressor, an evaporator, a condenser and a refrigerant. Its main function is to remove heat from the inside of the refrigerator, thereby maintaining a constant temperature inside the refrigerator. The compressor is a key component of the refrigeration system, usually installed at the bottom of the refrigerator, and provides power for the refrigeration cycle by compressing the refrigerant.

Circuit system
The circuit system includes components such as power cords, light bulbs, motors, control panels, and fuses. These circuits and components work together to ensure the normal operation and operation of the refrigerator. The electrical system also provides intelligent and humanized functions such as temperature display, timer switch, variable frequency energy saving, and voice prompts.

Accessories
Accessories include door seals, drawers, shelves, egg boxes, and water boxes. Door seals seal gaps to prevent heat loss and air ingress; drawers and shelves are used to store food in categories; egg boxes and water boxes are used to store fragile or dripping items.