CN-224201999-U - Common cold point cooling system

Abstract

The utility model relates to the technical field of water injection systems, in particular to a common cold point cooling system. The common cold point cooling system comprises a distribution module and a pipeline system, wherein the distribution module comprises a storage tank unit and a first heat exchanger, the pipeline system comprises at least one second heat exchanger and at least one water use point, the storage tank unit, the first heat exchanger, the second heat exchanger and the water use point are connected in series, the first heat exchanger is used for system heating, and the second heat exchanger is used for system cooling. According to the utility model, the cooling effect of the second heat exchanger at the water point in the pipeline system is adopted to cool the injection water system, and the distribution module is not required to be connected into the chilled water interface, so that the input cost and the maintenance cost of the system are reduced.

Inventors

• YANG WENLU
• WANG LEI
• Jia Donghan

Assignees

• 楚天华通技术有限公司

Dates

Publication Date

20260505

Application Date

20250527

Claims (10)

1. 1. A shared cold spot cooling system, comprising a distribution module and a pipeline system; The distribution module comprises a storage tank unit and a first heat exchanger; The pipeline system comprises at least one second heat exchanger and at least one water point; The storage tank unit, the first heat exchanger, the second heat exchanger and the water point are connected in series; The first heat exchanger is used for system heating, and the second heat exchanger is used for system cooling.
2. 2. The shared cold spot cooling system of claim 1 further comprising a temperature detection unit disposed in the distribution module or the piping system for controlling a system warm-up and cool-down flow.
3. 3. The shared cold spot cooling system of claim 2 wherein the temperature sensing unit comprises a first temperature transmitter and a second temperature transmitter; the first temperature transmitter is arranged at the water outlet end of the storage tank unit, and the second temperature transmitter is arranged at the water inlet end of the first heat exchanger.
4. 4. The common cold spot cooling system of claim 3 wherein the temperature sensing unit further comprises a third temperature transmitter and a fourth temperature transmitter; The third temperature transmitter is arranged at the water outlet end of the first heat exchanger, and the fourth temperature transmitter is arranged at the water outlet end of the second heat exchanger.
5. 5. The common cold spot cooling system according to claim 1, wherein a first drain valve is provided downstream of the water use spot.
6. 6. The shared cold spot cooling system according to claim 1, wherein a second drain valve is connected to the tank unit.
7. 7. The shared cold spot cooling system of claim 1 wherein each of the water use sites is provided with a pneumatic diaphragm valve.
8. 8. The common cold spot cooling system of claim 1 wherein the water usage site comprises a high temperature site and a low Wen Dianwei; The second heat exchanger is arranged at the downstream of the high-temperature point location, and the upstream of the low-temperature point location can cool the high-temperature point location and supply water for the low-temperature point location.
9. 9. The shared cold spot cooling system according to claim 8, wherein the low temperature spots are in multiple groups; and a plurality of groups of low-temperature point positions are connected in parallel.
10. 10. The common cold spot cooling system according to claim 1, wherein a conductivity sensor is provided between the first heat exchanger and the tank unit.

Description

Common cold point cooling system Technical Field The utility model relates to the technical field of water injection systems, in particular to a common cold point cooling system. Background In a common injection water system for pharmaceutical production enterprises, as the system needs to be disinfected regularly, a heat exchanger is arranged on a distribution module near a storage tank in a conventional design, the shell side of the heat exchanger is matched with industrial steam for heating and cooling chilled water, the temperature is required to be raised to 121 ℃ through the heat exchanger in the whole process and maintained for more than 30 minutes, and then the chilled water is introduced into the heat exchanger for heating, so that the system is cooled to about 60 ℃ for discharging. In such a setting mode, it is necessary to specially install chilled water facilities and the like, and the input cost and the maintenance cost are relatively high. Disclosure of utility model The utility model aims to provide a shared cold point cooling system which can reduce input cost and maintenance cost. The utility model provides a shared cold point cooling system, which comprises a distribution module and a pipeline system; The distribution module comprises a storage tank unit and a first heat exchanger; The pipeline system comprises at least one second heat exchanger and at least one water point; The storage tank unit, the first heat exchanger, the second heat exchanger and the water point are connected in series; The first heat exchanger is used for system heating, and the second heat exchanger is used for system cooling. In an alternative embodiment, the system further comprises a temperature detection unit, wherein the temperature detection unit is arranged in the distribution module or the pipeline system and is used for controlling the heating and cooling processes of the system. In an alternative embodiment, the temperature detection unit includes a first temperature transmitter and a second temperature transmitter; the first temperature transmitter is arranged at the water outlet end of the storage tank unit, and the second temperature transmitter is arranged at the water inlet end of the first heat exchanger. In an alternative embodiment, the temperature detection unit further comprises a third temperature transmitter and a fourth temperature transmitter; The third temperature transmitter is arranged at the water outlet end of the first heat exchanger, and the fourth temperature transmitter is arranged at the water outlet end of the second heat exchanger. In an alternative embodiment, a first drain valve is provided downstream of the water usage point. In an alternative embodiment, a second drain valve is connected to the reservoir unit. In an alternative embodiment, each of the water points is provided with a pneumatic diaphragm valve. In an alternative embodiment, the water point locations include a high temperature point location and a low Wen Dianwei point location; The second heat exchanger is arranged at the downstream of the high-temperature point location, and the upstream of the low-temperature point location can cool the high-temperature point location and supply water for the low-temperature point location. In an alternative embodiment, the low temperature points are multiple groups; and a plurality of groups of low-temperature point positions are connected in parallel. In an alternative embodiment, a conductivity sensor is arranged between the first heat exchanger and the tank unit. The embodiment of the utility model has the beneficial effects that: The cooling effect of the second heat exchanger of the water point in the pipeline system is adopted to cool the injection water system, and the distribution module is not needed to be connected into the chilled water interface, so that the input cost and the maintenance cost of the system are reduced. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic diagram of a common cold point cooling system according to an embodiment of the present utility model; FIG. 2 is a schematic structural diagram of a distribution module of the shared cold point cooling system according to an embodiment of the present utility model; Fig. 3 is a schematic structural diagram of a pipeline system of the shared cold point cooling system according to an embodiment of the present utility model. The icons are 1-distribution module, 2-pipeline system, 3-storage tank unit, 4-first heat exchanger, 5-industrial st