CN216953718U - Cooling circulating water system for public workshop section - Google Patents

Abstract

The utility model provides a cooling circulating water system for a public workshop section, which comprises a water tank, an air cooler, a temperature sensor, a pressure sensor, a water pump, a circulating water upper water pipe, a circulating water return pipe and a softened water upper water pipe, wherein the water tank is connected with the air cooler; the water outlet of the water tank is connected with the circulating water upper water pipe through a water pump and a water feeding pipe, the circulating water return pipe is connected with the water inlet of the air cooler, the water outlet of the air cooler is connected with the water return port of the water tank, and the softened water upper water pipe is connected with the water inlet of the water tank through a water feeding pipe; the temperature sensor and the pressure sensor are respectively arranged on the water tank. The cooling circulating water system for the public working section has the advantages of stable water refrigeration effect, difficult obvious temperature change and high automation degree in the circulating water channel.

Description

Cooling circulating water system for public workshop section

Technical Field

The utility model relates to the technical field of chemical experiment devices, in particular to a cooling circulating water system for a public workshop section.

Background

The public working section is an essential technical working section for providing stable vacuum, softened water, cooling circulating water, compressed air and the like for the chemical technical process.

At present, in the well public workshop section cooling cycle water system of chemical industry practice teaching, mainly by water pitcher, water pump, piping lane, temperature sensor, pressure sensor, a series of valve interlocking control and computer monitoring system etc. constitute, can provide stable cooling cycle water source for the chemical industry process in the short time, long-time the use, along with going on of continuous heat transfer process, can lead to the continuous rising of temperature of circulating water pitcher, the refrigeration effect of recirculated cooling water reduces.

If a better refrigeration effect is required, the water in the whole circulating water tank can be drained, a new water source with lower temperature is introduced again, the time and the energy are consumed, and a stable public workshop section cooling circulating water system is required to be provided for meeting the use process requirements of a client chemical practical device.

In order to solve the above problems, people are always seeking an ideal technical solution.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a public workshop section cooling circulating water system which ensures that the water in a circulating water path has stable refrigeration effect, the temperature is not easy to change obviously and the automation degree is high.

In order to achieve the purpose, the utility model adopts the technical scheme that: a cooling circulating water system for a public workshop section comprises a water tank, an air cooler, a temperature sensor, a pressure sensor, a water pump, a circulating water upper water pipe, a circulating water return pipe and a softened water upper water pipe;

the water outlet of the water tank is connected with the circulating water upper water pipe through a water pump and a water feeding pipe, and a first electric ball valve is mounted on the water feeding pipe and controlled by the first electric ball valve; the circulating water return pipe is connected with the water inlet of the air cooler, the water outlet of the air cooler is connected with the water return port of the water tank, and the water return pipe is refrigerated and then is replenished into the water tank through the design of the air cooler, so that the stability of the internal temperature of the water tank is ensured, and the condition of circulating water temperature rise after long-time use is difficult to occur.

The softened water upper water pipe is connected with a water inlet of the water tank through a water supply pipe, is used for supplying water for a circulating water system, and is controlled through a second manual ball valve; the temperature sensor and the pressure sensor are respectively installed on the water tank and used for testing the water pressure and the water temperature in the water tank in real time.

Basically, be provided with the branch pipe on the water-supply pipe, the exit linkage of branch pipe is to the top of water pitcher, install first manual ball valve on the branch pipe, through the branch pipe, the volume of water feeding is controlled, and when the cold volume of needs is not many, can open the branch pipe, water will be in the circulation of water pitcher department.

And a sewage discharge temperature control pipe is arranged at the bottom of the water tank, and is provided with a second electric ball valve for controlling the water discharge condition according to the water temperature in the water tank.

Basically, still install the manual ball valve of third on the blowdown accuse temperature pipe, the manual ball valve of third and the concatenation of second electric ball valve, second electric ball valve is used for the main control pipeline valve.

Set up level sensor in the water pitcher, temperature sensor, pressure sensor, level sensor, water pump, air-cooled ware, first electric ball valve, the equal connection control center of second electric ball valve are provided with first manual ball valve, the manual ball valve of second, the manual ball valve of third simultaneously, temperature sensor, level sensor and the electronic ball valve of second, the electronic ball valve of first electric ball valve correlation control to according to temperature sensor and level sensor's response data, control the electronic ball valve of second and the open and close state of first electric ball valve.

Compared with the prior art, the utility model has substantive characteristics and progress, in particular to the utility model, the air cooler is added on the return water path of the recycled water, and the return water is cooled by the air cooler, so that the water temperature in the water tank can be kept stable, and a better temperature control effect is achieved.

Furthermore, a circulating branch is designed to control circulating water flow so as to save energy consumption.

Furthermore, automatic temperature control is realized through the assistance of the sensor, when the water temperature in the water tank is too high, the temperature is reduced through drainage, and meanwhile, when the drainage is more, the circulation is stopped, and the working state of the circulation system is protected.

Drawings

FIG. 1 is a schematic view showing the structure of a cooling circulation water system in a common section of the present invention.

In the figure: 1. an air cooler; 2. a temperature sensor; 3. a water tank; 4. a water pump; 5. a control center; 6. a pressure sensor; 7. circulating an upper water pipe; 8. a circulating water return pipe; 9. softening the water pipe above the water; 10. a water feeding pipe; 11. a third manual ball valve; 12. a second electrically operated ball valve; 13. a first manual ball valve; 14. a first electrically powered ball valve; 15. a second manual ball valve; 16. a water supply pipe; 17. a branch pipe; 18. a sewage discharge temperature control pipe.

Detailed Description

The technical solution of the present invention is further described in detail by the following embodiments.

As shown in fig. 1, a cooling circulating water system for a public workshop section comprises a water tank 3, an air cooler 1, a temperature sensor 2, a pressure sensor 6, a water pump 4, a circulating water upper water pipe 7, a control center 5, a circulating water return pipe 8 and a softened water upper water pipe 9.

The water outlet of the water tank 3 is connected with the circulating water upper water pipe 7 through a water pump 4 and a water feeding pipe 10, and a first electric ball valve 14 is mounted on the water feeding pipe 10 and is controlled through the first electric ball valve 14; the circulating water return pipe 8 is connected with a water inlet of the air cooler 1, a water outlet of the air cooler 1 is connected with a water return port of the water tank 3, and the water return pipe is refrigerated through the design of the air cooler 1 and then is replenished into the water tank 3, so that the stability of the temperature in the water tank 3 is ensured, and the condition of circulating water temperature rise after long-time use is difficult to occur.

The softened water feeding pipe 9 is connected with the water inlet of the water tank 3 through a water supply pipe 16, is used for supplying water for a circulating water system, and is controlled through a second manual ball valve 15; the temperature sensor 2 and the pressure sensor 6 are respectively installed on the water tank 3 and used for testing the water pressure and the water temperature in the water tank 3 in real time, and the liquid level sensor is further installed in the water tank 3 and used for sensing the liquid level.

Be provided with branch pipe 17 on the water-supply pipe 10, the exit linkage of branch pipe 17 is in the top of water pitcher 3, install first manual ball valve 13 on the branch pipe 17, through branch pipe 17, control the volume of watering, when the cold volume of needs is not too much, can open branch pipe 17, water will be in the circulation of water pitcher department, the volume of watering of reposition of redundant personnel.

The bottom of water pitcher 3 is provided with blowdown temperature control pipe 18, set up the electronic ball valve 12 of second on the blowdown temperature control pipe 18, according to the temperature in the water pitcher 3, the control drainage condition still installs the manual ball valve 11 of third, the manual ball valve 11 of third and the electronic ball valve 12 of second concatenate, and the electronic ball valve 12 of second is used for the main control pipeline valve.

The working principle is as follows:

and the temperature sensor, the pressure sensor, the water pump, the liquid level sensor, the air cooler, the first electric ball valve and the second electric ball valve are all connected with a control center.

First, the second manual ball valve 15 is opened, and the other valves are closed, so that a sufficient amount of softened water is supplied into the water tank 3 through the softened water supply line 9 and the water supply line 16.

Then the water pump 4 and the first electric ball valve 14 are started, the air cooler is started in a correlation mode, cooling water is supplied to the circulating water upper water pipe through the water supply pipe, circulating water passes through the pipe gallery circulating water pipeline, after cooling capacity is provided for the circulating water through equipment needing cooling in subsequent processes, the circulating water flows into the air cooler from the circulating water return pipe, and then flows back into the water tank 3 from the air cooler to complete circulation, the cooling capacity provided by the air cooler can guarantee basic temperature stability under general conditions, in the process, the liquid level sensor in the water tank 3 senses the liquid level state in the water tank, the temperature sensor 2 is used for sensing the water temperature in the water tank 3, and the pressure sensor 6 is used for sensing the water pressure in the water tank 3.

When the heat exchange amount is large and the water temperature in the water tank 3 exceeds a set upper limit value, the second electric ball valve on the sewage discharge temperature control pipe 18 is opened to discharge high-temperature water, and meanwhile, the softened water upper water pipe 9 supplies softened water to the water tank 3 to ensure that the water temperature is stable.

When the water demand is not high, a large amount of circulating water is stored in the water tank and exceeds the upper limit value of the liquid level sensor, the pollution discharge temperature control pipe and the second electric ball valve are controlled to be opened, and redundant water is discharged.

When the water consumption is increased suddenly to cause untimely softened water supply and the liquid level in the water tank is lower than the lower limit value, the water pump is closed and the supply of circulating water is suspended.

In the whole control process, coordination control is carried out through a control center, and feedback indexes in the control process mainly provide feedback through a temperature sensor and a liquid level sensor.

The system avoids the situation that the temperature of the circulating water tank continuously rises along with the continuous heat exchange process after the circulating water is used for a long time, the refrigerating effect of the circulating cooling water is reduced, a better refrigerating effect is to be achieved, the water of the whole circulating water tank possibly needs to be completely discharged, a new water source with lower temperature is led in again, the consumed time and the consumed energy are consumed, the system is utilized to dynamically adjust the circulating water, the cold quantity is actively supplemented, the refrigerating effect is relatively improved, and the popularization and the application are more facilitated.

Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.

Claims (8)

1. A public workshop section cooling circulation water system which characterized in that: comprises a water tank, an air cooler, a temperature sensor, a pressure sensor, a water pump, a circulating water upper water pipe, a circulating water return pipe and a softened water upper water pipe; the water outlet of the water tank is connected with the circulating water upper water pipe through a water pump and a water feeding pipe, the circulating water return pipe is connected with the water inlet of the air cooler, the water outlet of the air cooler is connected with the water return port of the water tank, and the softened water upper water pipe is connected with the water inlet of the water tank through a water feeding pipe; the temperature sensor and the pressure sensor are respectively installed on the water tank.

2. The common-section cooling circulating water system according to claim 1, characterized in that: the water supply device is characterized in that a branch pipe is arranged on the water supply pipe, an outlet of the branch pipe is connected to the top of the water tank, and a first manual ball valve is installed on the branch pipe.

3. The common section cooling circulation water system according to claim 2, wherein: and a first electric ball valve is arranged on the upper water pipe.

4. A common-section cooling-circulation-water system according to claim 3, wherein: and a second manual ball valve is arranged on the water supply pipe.

5. The common-section cooling circulating water system according to claim 4, characterized in that: and a sewage discharge temperature control pipe is arranged at the bottom of the water tank, and a second electric ball valve is arranged on the sewage discharge temperature control pipe.

6. The common-section cooling circulating water system according to claim 5, characterized in that: and a third manual ball valve is further installed on the pollution discharge temperature control pipe, and the third manual ball valve is connected with the second electric ball valve in series.

7. The common-section cooling circulating water system according to claim 6, characterized in that: and a liquid level sensor is arranged in the water tank.

8. The common-section cooling circulating water system according to claim 7, characterized in that: the temperature sensor, the pressure sensor, the liquid level sensor, the water pump, the air cooler, the first electric ball valve and the second electric ball valve are all connected with a control center, and meanwhile, the first manual ball valve, the second manual ball valve and the third manual ball valve are arranged.

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