温度控制系统

Abstract

本实用新型涉及温度控制技术领域，公开一种温度控制系统。其中温度控制系统用于调节外部设备的温度，外部设备包括温度调节进口和温度调节出口，温度控制系统连通设置于温度调节进口和温度调节出口之间，包括蒸发器，以及与蒸发器均连通的升温单元和降温单元；升温单元用于调高外部设备的温度；降温单元用于降低外部设备的温度，包括相互并联的第一降温单元和第二降温单元，第一降温单元的功率小于第二降温单元的功率。本实用新型的温度控制系统，能用于对外部设备进行温度调节，且协同控温效果更好，调节模式更多，调节速度更快，调节精度更高。

Claims

1. A temperature control system, characterized by, For regulating the temperature of an external device (20), the external device (20) includes a temperature regulating inlet (21) and a temperature regulating outlet (22), and the temperature control system is connected between the temperature regulating inlet (21) and the temperature regulating outlet (22), including: An evaporator (110), and a heating unit (200) and a cooling unit (300) connected to the evaporator (110); The heating unit (200) is used to increase the temperature of the external device (20); The cooling unit (300) is used to reduce the temperature of the external device (20), and includes a first cooling unit (310) and a second cooling unit (320) connected in parallel. The power of the first cooling unit (310) is less than the power of the second cooling unit (320).

2. The temperature control system of claim 1, wherein, When the heating unit (200) and the first cooling unit (310) are working, they are used to adjust the temperature of the external device (20) in a first adjustment mode; When the first cooling unit (310) and the second cooling unit (320) are working, they are used to adjust the temperature of the external device (20) in a second adjustment mode.

3. The temperature control system of claim 2, wherein, An overall temperature detection element (120) is provided upstream of the evaporator (110). When the temperature is lower than the first preset temperature, the temperature control system operates in the first adjustment mode; when the temperature is higher than the second preset temperature, the temperature control system operates in the second adjustment mode.

4. The temperature control system of claim 1, wherein, The temperature control system further includes: A first control valve (130) is located at the temperature regulating outlet (22); The second control valve (140) is located at the temperature regulating inlet (21); A third control valve (150) is disposed between the first control valve (130) away from the temperature regulating outlet (22) and the second control valve (140) away from the temperature regulating inlet (21).

5. The temperature control system of claim 1, wherein, The temperature control system is further provided with a cooling circulation unit (400), which includes a first cooling circulation unit (410) and a second cooling circulation unit (420) connected in parallel. The first cooling circulation unit (410) is used to cool the first cooling unit (310), and the second cooling circulation unit (420) is used to cool the second cooling unit (320). The power of the first cooling circulation unit (410) is less than that of the second cooling circulation unit (420).

6. The temperature control system of claim 5, wherein, The first cooling circulation unit (410) is provided with a first cooling temperature detection element (411), which is used to detect the temperature of the first condenser (314) in the first cooling unit (310); the second cooling circulation unit (420) is provided with a second cooling temperature detection element (421), which is used to detect the temperature of the second condenser (324) in the second cooling unit (320); And / or, the first cooling circulation unit (410) is provided with a first cooling regulating valve (412), which is used to regulate the cooling power of the first cooling circulation unit (410); the second cooling circulation unit (420) is provided with a second cooling regulating valve (422), which is used to regulate the cooling power of the second cooling circulation unit (420); And / or, the first cooling circulation unit (410) is provided with a first flow detection element (413), which is used to detect the flow rate of the first cooling circulation unit (410); the second cooling circulation unit (420) is provided with a second flow detection element (423), which is used to detect the flow rate of the second cooling circulation unit (420).

7. The temperature control system of any of claims 1-6, wherein, The cooling unit (300) includes a gas-liquid separator, a compressor, an oil separator, a condenser, a liquid receiver, and an electronic expansion valve connected in sequence.

8. The temperature control system according to claim 7, characterized in that, The compressor is provided with a front pressure detection device at the front end and a rear pressure detection device at the rear end, which are used to detect the pressure at the front end and the rear end of the compressor, respectively; and / or, the cooling unit (300) further includes a drying filter, which is connected between the liquid receiver and the electronic expansion valve.

9. The temperature control system of any of claims 1-6, wherein, The heating unit (200) includes a water tank (210) and a water pump (220) connected in sequence, and a heating element (230) is provided inside the water tank (210).

10. The temperature control system of claim 9, wherein, The water tank (210) is equipped with a liquid level detection device (240); And / or, a temperature detection element (250) is provided on the side of the water pump (220) away from the water tank (210); And / or, the heating unit (200) further includes a heating regulating valve (260) for regulating the heating power of the heating unit (200); And / or, the heating unit (200) is further provided with a heating pressure detection element (270) for detecting the pressure of the heating unit (200); And / or, the heating unit (200) is further provided with a heating flow detection element (280) for detecting the flow rate of the heating unit (200).

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