CN215892616U - Cold water supply circulating system - Google Patents
Cold water supply circulating system Download PDFInfo
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- CN215892616U CN215892616U CN202121977813.8U CN202121977813U CN215892616U CN 215892616 U CN215892616 U CN 215892616U CN 202121977813 U CN202121977813 U CN 202121977813U CN 215892616 U CN215892616 U CN 215892616U
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Abstract
The utility model relates to a cold water supply circulating system.A cold water pump II of the system is respectively connected with a variable-frequency centrifugal cold water unit for an air conditioner through a cooling water return water inlet pipeline, and the variable-frequency centrifugal cold water unit for the air conditioner is connected with a cooling tower of a centrifugal machine of the air conditioner through a cooling water return water pipeline; the cooling water pump I and the cooling water pump II are respectively connected with a cooling tower of the air conditioning centrifugal machine through a cold water pipe I, and the cooling water pump I and the cooling water pump II are respectively connected with a variable-frequency centrifugal water chilling unit for the air conditioning through a cold water pipe II; the water pump I and the water pump II are respectively connected with the water collector through a 7 ℃ cold water return pipe I, the water collector is connected with the air conditioner through a 7 ℃ cold water return pipe II, the variable-frequency centrifugal water chilling unit for the air conditioner is connected with the water separator through a 7 ℃ cold water supply pipe I, the water separator is connected with the air conditioner through a 7 ℃ cold water supply pipe II, and the water separator is connected with the water collector through a 7 ℃ cold water supply pipe III. The utility model has the beneficial effects that: stable operation, low cost and low energy consumption.
Description
Technical Field
The utility model relates to the technical field of water circulation, in particular to a cold water circulation system suitable for supplying air conditioning equipment in a vaccine production workshop.
Background
The production of the vaccine is different from other medicines, and the production process of the vaccine is carried out under aseptic conditions, so the design of a vaccine production workshop is required to meet the requirements of drug production quality management standards (GMP), and the pollution caused by the fact that the indoor air cleanliness cannot meet the requirements of the production process in the production process is avoided; the vaccine product has stronger biological activity, in order to prevent live virus or live bacteria from escaping from a live virus area through a gap of a fence structure and the like, a room for producing and preparing the live vaccine maintains relative negative pressure, and according to the pressure difference grade formed by the process flow, the indoor pressure difference grade is from low to high, the air conditioner design provides a detailed pressure difference flow chart according to the process, and the realization of the positive pressure of the room is ensured.
The traditional air conditioner cold water supply system is connected with two paths of cold water return pipes from a cold water collector, and one path of cold water return pipes is pressurized and flows back to an evaporator of a cold water unit through an air conditioner cold water circulating pump and becomes air conditioner cold water after heat exchange; one path of the air conditioner cold water supply system is pressurized by the air conditioner cold water circulating pump II, flows back to the cold water side of the four-tube energy hoister and is subjected to heat exchange to form air conditioner cold water supply, the traditional air conditioner cold water supply system cannot meet the requirement of the existing vaccine production workshop on the sterile cleanliness of water quality, the whole machine consumes more energy, and the arrangement of pipelines is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical problems in the background technology and provides a cold water supply circulating system which has the advantages of reasonable structural design, stable operation, low operation cost and low energy consumption, can meet the requirements on the sterile environment in a vaccine production workshop and has higher requirements on the cleanliness of water.
The utility model relates to a cold water supply circulating system, which comprises an air conditioner centrifugal machine cooling tower 1, an air conditioner 3, a water separator 6, a water collector 8, a constant pressure water supplementing device 9, an air conditioner variable frequency centrifugal water chilling unit 20, a cooling water pump I17, a cooling water pump II 21, a cold water pump I14 and a cold water pump II 15, wherein the cold water pump I14 and the cold water pump II 15 are respectively connected with the air conditioner variable frequency centrifugal water chilling unit 20 through a cooling water return pipeline II 502, and the air conditioner variable frequency centrifugal water chilling unit 20 is connected with the air conditioner centrifugal machine cooling tower 1 through a cooling water return pipeline I501; the cooling water pump I17 and the cooling water pump II 21 are respectively connected with the air-conditioning centrifugal machine cooling tower 1 through a cold water pipe I2, and meanwhile, the cooling water pump I17 and the cooling water pump II 21 are respectively connected with the air-conditioning variable-frequency centrifugal water chilling unit 20 through a cold water pipe II 13; cold water pump I14, cold water pump II 15 be connected with water collector 8 through 7 ℃ cold water return pipe I702 respectively, be connected through 7 ℃ cold water return pipe II 701 between water collector 8 and the air conditioner 3, idle call frequency conversion centrifugal chiller 20 be connected with water knockout drum 6 through 7 ℃ cold water supply pipe I402, be connected through 7 ℃ cold water supply pipe II 401 between water knockout drum 6 and the air conditioner 3, water knockout drum 6 and water collector 8 between be connected through 7 ℃ cold water supply pipe III 403, 7 ℃ cold water return pipe I702 on connect and be provided with level pressure moisturizing device 9.
The cold water pipe I2 is connected with a sand filter device 16 through a softened water pipe I10-1, and the cooling water pump I17 is connected with a microcrystalline chemical tracer 19.
And a steam pipeline 11 and an anti-condensation water pipeline 12 are connected to the circulating water pipe II 13, the steam pipeline 11 can be connected with a heating device, and the condensation water pipeline 12 is connected with a drainage device and is used for draining condensation water generated when steam enters the heating device.
The bottom of the microcrystalline chemical tracing equipment 19 is connected with a sewage discharge pipe 18. The impurity-doped water entering the microcrystalline chemical tracing equipment 19 after filtration treatment can be discharged through the sewage discharge pipe 18.
The utility model has the beneficial effects that:
1) a sand filter device 16 is connected to the cold water pipe I2 through a softened water pipe I10-1, a microcrystalline chemical tracer device 19 is connected to the cooling water pump I17, and the sand filter device 16 can filter impurities in the circulating cooling water supply water in the cold water pipe I2 and can keep the water clean; the microcrystalline chemical tracer equipment 19 can supply the water to the variable-frequency centrifugal water chilling unit 20 for the air conditioner after the water supply of the circulating cooling water of the cooling water pump I17 is slowly released, descaled, algae killed, sterilized and cathode protected, so that the aseptic environmental requirements in a vaccine production workshop can be kept, and the safe production of the vaccine can be ensured;
2) the bottom of the microcrystalline chemical tracing equipment 19 is connected with a drain pipe 18, so that the impurity-doped water entering the microcrystalline chemical tracing equipment 19 after filtration treatment can be discharged through the drain pipe 18;
3) in the cold water supply circulating system, because each pipeline is not contacted with the atmosphere, the pipelines and the equipment are not easy to corrode; and hydrostatic pressure is not required to be provided for high-altitude equipment, and the pressure of the circulating water pump is low, so that the power of the water pump is relatively low, and the energy is saved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a microcrystalline chemical tracing apparatus according to the present invention.
FIG. 3 is a schematic structural view of the sand filter apparatus of the present invention.
Fig. 4 is a schematic structural view of the constant pressure water replenishing device of the present invention.
Fig. 5 is a schematic structural diagram of a cooling water pump i according to the present invention.
Fig. 6 is a schematic structural view of a cold water pump i according to the present invention.
In the figure: the air conditioner centrifugal machine cooling tower 1, a cold water pipe I2, an air conditioner 3, a 7 ℃ cold water supply pipe II 401, a 7 ℃ cold water supply pipe I402, a 7 ℃ cold water supply pipe III 403, a cooling water return pipeline I501, a cooling water return pipeline II 502, a water separator 6, a 7 ℃ cold water return pipe II 701, a 7 ℃ cold water return pipe I702, a water collector 8, a constant pressure water replenishing device 9, a softened water pipe I10-1, a steam pipeline 11, a condensed water pipeline 12, a circulating water pipe II 13, a circulating water pump I14, a cold water pump II 15, a sand filter device 16, a cooling water pump I17, a blow-off pipe 18, a microcrystalline chemical tracing device 19, a variable-frequency centrifugal cold water unit 20 for air conditioners, a roof A and a ditch B.
Detailed Description
The utility model will be further explained with reference to the drawings.
The utility model is composed of an air conditioner centrifuge cooling tower 1, a cold water pipe I2, an air conditioner 3, a 7 ℃ cold water supply pipe II 401, a 7 ℃ cold water supply pipe I402, a 7 ℃ cold water supply pipe III 403, a cooling water return pipeline I501, a cooling water return pipeline II 502, a water separator 6, a 7 ℃ cold water return pipe II 701, a 7 ℃ cold water return pipe I702, a water collector 8, a constant pressure water replenishing device 9, a softened water pipe I10-1, a steam pipeline 11, an anti-condensation water pipeline 12, a cold water pipe II 13, a cold water pump I14, a cold water pump II 15, a sand filter device 16, a cooling water pump I17, a blow-off pipe 18, a microcrystalline chemical tracing device 19 and an air conditioner variable frequency centrifugal cold water unit 20, and the concrete structure is as follows: the system comprises an air conditioner centrifugal machine cooling tower 1, an air conditioner 3, a water separator 6, a water collector 8, a constant pressure water supplementing device 9, an air conditioner variable frequency centrifugal water chilling unit 20, a cooling water pump I17, a cooling water pump II 21, a cold water pump I14 and a cold water pump II 15, wherein the cold water pump I14 and the cold water pump II 15 are respectively connected with the air conditioner variable frequency centrifugal water chilling unit 20 through a cooling water return pipeline II 502, and the air conditioner variable frequency centrifugal water chilling unit 20 is connected with the air conditioner centrifugal machine cooling tower 1 through a cooling water return pipeline I501; the cooling water pump I17 and the cooling water pump II 21 are respectively connected with the air-conditioning centrifugal machine cooling tower 1 through a cold water pipe I2, and meanwhile, the cooling water pump I17 and the cooling water pump II 21 are respectively connected with the air-conditioning variable-frequency centrifugal water chilling unit 20 through a cold water pipe II 13; cold water pump I14, cold water pump II 15 be connected with water collector 8 through 7 ℃ cold water return pipe I702 respectively, be connected through 7 ℃ cold water return pipe II 701 between water collector 8 and the air conditioner 3, idle call frequency conversion centrifugal chiller 20 be connected with water knockout drum 6 through 7 ℃ cold water supply pipe I402, be connected through 7 ℃ cold water supply pipe II 401 between water knockout drum 6 and the air conditioner 3, water knockout drum 6 and water collector 8 between be connected through 7 ℃ cold water supply pipe III 403, 7 ℃ cold water return pipe I702 on connect and be provided with level pressure moisturizing device 9. The cold water pipe I2 is connected with a sand filter device 16 through a softened water pipe I10-1, and the cooling water pump I17 is connected with a microcrystalline chemical tracer 19. And the circulating water pipe II 13 is connected with a heating device, and the steam condensate pipe 12 is connected with a drainage device and is used for discharging steam to enter condensate water generated by the heating device. The bottom of the microcrystalline chemical tracing equipment 19 is connected with a sewage discharge pipe 18. The impurity-doped water entering the microcrystalline chemical tracing equipment 19 after filtration treatment can be discharged through the sewage discharge pipe 18.
The variable-frequency centrifugal water chilling unit 20 for the air conditioner adopts a Terlin water chiller, the Terlin water chiller adopts a plurality of compressors which are used in parallel, each compressor is provided with an independent refrigerating circuit, namely an evaporator and a condenser, all the compressors are commanded by a unified microcomputer control system, the interference to a power grid is very small when the compressors are turned on and off one by one, the unit can automatically determine the number of the turned-on compressors along with the change of load, and the turned-on compressors are ensured to be in the optimal working state, so that the electric energy is effectively saved; the condenser adopts high-efficient internal thread copper pipe, aluminium fin for hyperbolic corrugated shape to arrange the compressor top in, in whole operation process most oil stays in the compressor all the time, guarantees the good lubrication of compressor, ensures the running life of unit.
The system operation process comprises the following steps:
1. principle for producing air conditioner cold water by variable-frequency centrifugal water chilling unit 20 for air conditioner
The constant-pressure water supplementing device 9 supplies softened water to a 7 ℃ cold water return pipe I702, cold water return water is supplied to the variable-frequency centrifugal cold water unit 20 for the air conditioner through a cold water pump I14 and a cold water pump II 15, the variable-frequency centrifugal cold water unit 20 for the air conditioner cools the 12 ℃ cold water return water to 7 ℃ through refrigeration, 7 ℃ cold water is supplied to the water separator 6 from an outlet of the variable-frequency centrifugal cold water unit 20 for the air conditioner through a 7 ℃ cold water supply pipe I402, and the water separator 6 supplies the 7 ℃ cold water to a cold water system of the air conditioner 3.
2. Cooling principle of variable-frequency centrifugal water chilling unit 20 for air conditioner
Circulating water backwater of the variable-frequency centrifugal water chilling unit 20 for the air conditioner comes out to the air conditioner centrifugal machine cooling tower 1 arranged on the roof through the cooling water backwater pipeline I501, the air conditioner centrifugal machine cooling tower 1 cools the 35 ℃ backwater of the circulating water, the temperature of the cooled circulating water is 30 ℃, the 30 ℃ circulating water is supplied to the sand filter device 16 on the cold water pipe II 13 through the air conditioner centrifugal machine cooling tower 1, the microcrystalline chemical tracer equipment 19 filters the water, and the circulating water is supplied to the variable-frequency centrifugal water chilling unit 20 for the air conditioner through the circulating cold water pump I14 and the cold water pump II 15 to achieve the purpose of cooling the equipment.
3. The recirculated cooling water supplies water and filters impurity in the water through the sand filtration device 16, and the recirculated cooling water supplies water and supplies water to the idle call frequency conversion centrifugal chiller 20 after 19 slowly release, scale removal, algae removal, sterilization, cathodic protection through the micrite chemistry tracer, and recirculated cooling water supplies water and heats the water supply through the preheating device who connects in steam pipeline 11, prevents that the water supply temperature from reducing.
Claims (4)
1. A supply cold water circulation system, characterized by: the system comprises an air conditioner centrifugal machine cooling tower (1), an air conditioner (3), a water distributor (6), a water collector (8), a constant-pressure water supplementing device (9), an air conditioner variable-frequency centrifugal water chilling unit (20), a cooling water pump I (17), a cooling water pump II (21), a cold water pump I (14) and a cold water pump II (15), wherein the cold water pump I (14) and the cold water pump II (15) are respectively connected with the air conditioner variable-frequency centrifugal water chilling unit (20) through a cooling water return water inlet pipeline (502), and the air conditioner variable-frequency centrifugal water chilling unit (20) and the air conditioner centrifugal machine cooling tower (1) are connected through a cooling water return water pipeline (501); the cooling water pump I (17) and the cooling water pump II (21) are respectively connected with the air-conditioning centrifuge cooling tower (1) through a cold water pipe I (2), and the cooling water pump I (17) and the cooling water pump II (21) are respectively connected with an air-conditioning variable-frequency centrifugal water chilling unit (20) through a cold water pipe II (13); cold water pump I (14), cold water pump II (15) be connected with water collector (8) through 7 ℃ cold water return pipe I (702) respectively, be connected through 7 ℃ cold water return pipe II (701) between water collector (8) and air conditioner (3), idle call frequency conversion centrifugal chiller (20) supply pipe I (402) through 7 ℃ cold water and be connected with water knockout drum (6), be connected through 7 ℃ cold water supply pipe II (401) between water knockout drum (6) and air conditioner (3), water knockout drum (6) and water collector (8) between be connected through 7 ℃ cold water supply pipe III (403), 7 ℃ cold water return pipe I (702) on connect and be provided with level pressure moisturizing device (9).
2. A system for supplying chilled water as claimed in claim 1, wherein: the cold water pipe I (2) on be provided with sand through the connection of demineralized water pipe I (10-1) and strain device (16), cooling water pump I (17) on connect and be provided with micrite chemical tracer equipment (19).
3. A system for supplying chilled water as claimed in claim 2, wherein: and a steam pipeline (11) and an anti-condensation water pipeline (12) are connected to the cold water pipe II (13).
4. A system for supplying chilled water as claimed in claim 3, wherein: and a sewage discharge pipe (18) is connected and arranged at the bottom of the microcrystalline chemical tracing equipment (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121977813.8U CN215892616U (en) | 2021-08-23 | 2021-08-23 | Cold water supply circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121977813.8U CN215892616U (en) | 2021-08-23 | 2021-08-23 | Cold water supply circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215892616U true CN215892616U (en) | 2022-02-22 |
Family
ID=80564480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121977813.8U Active CN215892616U (en) | 2021-08-23 | 2021-08-23 | Cold water supply circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215892616U (en) |
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2021
- 2021-08-23 CN CN202121977813.8U patent/CN215892616U/en active Active
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