JPS61136284U

JPS61136284U -

Info

Publication number: JPS61136284U
Application number: JP2102685U
Authority: JP
Priority date: 1985-02-15
Filing date: 1985-02-15
Publication date: 1986-08-25

Description

[Brief explanation of the drawing]

第１図は本考案たる冷蔵、冷凍用オープンシヨ
ーケースにおける温度管理装置の骨格的説明図、
第２図は同上装置の回路結線図である。１；オープンシヨーケース、２；冷凍機、３；
冷気供給管、４；冷気吹出口、５；電磁弁、１０
；制御回路、１１；吹出口温度センサ、１２；庫
内温度センサ、１３；外気温度センサ、１５；直
線化回路、１６；加算回路、１７；表示回路、２
０；温度設定器、２１；比較器、２２；出力回路
。 Figure 1 is a skeletal illustration of the temperature control device in the open case for refrigeration and freezing, which is the invention.
FIG. 2 is a circuit wiring diagram of the same device. 1; Open case, 2; Freezer, 3;
Cold air supply pipe, 4; Cold air outlet, 5; Solenoid valve, 10
control circuit, 11; outlet temperature sensor, 12; internal temperature sensor, 13; outside air temperature sensor, 15; linearization circuit, 16; addition circuit, 17; display circuit, 2
0: Temperature setting device, 21: Comparator, 22: Output circuit.

Claims

[Scope of utility model registration request]

An air outlet temperature sensor and an internal temperature sensor are respectively installed at the cold air outlet of the open air case and inside the open air case, and an outside air temperature sensor is installed outside the open air case.
The outside air temperature sensor inputs its output to the temperature setting device, while the outlet temperature sensor and the inside temperature sensor are configured to be added together via a linearization circuit and an addition circuit, and the added output is added through a linearization circuit and an addition circuit. is input to a comparator, the output from the temperature setting device is input to the comparator, and the output of the comparator operates in an output circuit to control the output of the refrigerator, Temperature control device for open storage cases for refrigeration.