CN214693681U - Circulating water descaling and descaling integrated control device - Google Patents

Abstract

The utility model discloses a circulating water descaling and integrative controlling means of scale removal, including the nest of tubes of intaking, scale removal unit, the nest of tubes of drainage pipe, power and automatically controlled subassembly, the scale removal unit includes water tank, anode plate and negative plate, and anode plate and negative plate vertical arrangement are connected with the power electricity respectively in the water tank. The water inlet pipe group comprises a water inlet main pipe and two water inlet branch pipes, the water inlet main pipe is communicated with the inside of the water tank, the water inlet branch pipes are connected with the water inlet main pipe, and each water inlet branch pipe is communicated with the inside of the water tank through a scale inhibition pipeline and a scale cleaning pipeline. The drainage pipe group comprises a water outlet pipe and a sewage discharge pipe, the sewage discharge pipe is connected with the bottom of the water tank, and one end of the water outlet pipe is communicated with the middle part of the sewage discharge pipe. The electric control assembly comprises a controller and a conductivity meter. The utility model discloses easy and simple to handle, easy to maintain, degree of automation is high, and long service life can realize high-efficient automatic scale removal, reduces the human cost, improves scale removal efficiency.

Description

Circulating water descaling and descaling integrated control device

Technical Field

The utility model relates to a circulating water clarification plant technical field, concretely relates to circulating water scale removal and integrative controlling means of scale removal.

Background

The circulating water is exposed in the air, so that microorganisms and dust in the air enter the water body to deteriorate the water quality. And circulating water is continuously evaporated, and water quality is also continuously concentrated, so that the ion concentration in water is too high, and scaling of heat exchange equipment is caused. The heat exchange efficiency of the heat exchanger is reduced due to scaling and slime deposition, the energy consumption is increased, and production stop and equipment damage can be caused in severe cases.

In order to solve the scaling problem of a circulating water system, the traditional method mainly comprises the steps of adding a scale inhibitor, and periodically discharging and replenishing water, but secondary pollution is also avoided. And because the water quantity is large, the waste of water resources is further aggravated. In the 70 s of the 20 th century, electrochemical technology was proposed and widely used in industrial circulating water treatment due to its advantages of green, clean and no pollution. The electrochemical technology has good descaling effect and can play a role in sterilizing and killing algae, but because a large amount of scale deposits on the negative plate, the descaling efficiency is reduced, the operation needs to be stopped and the scale needs to be manually cleaned, so that the whole descaling system bears higher operation and labor cost, and the electrochemical descaling efficiency is greatly restricted. Therefore, further improvements are needed in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the prior descaling equipment needs to stop running and manually scale, the degree of automation is low, the manual scale cleaning operation difficulty is large, time and labor are wasted, the running cost and the labor cost are high, and the electrochemical descaling efficiency is greatly restricted.

A circulating water descaling and descaling integrated control device comprises a water inlet pipe group, a descaling unit, a water discharge pipe group, a power supply and an electric control assembly, wherein the descaling unit comprises a water tank, an anode plate and a cathode plate, the water tank is of a closed shell structure, and the lower part of the water tank is a settling area.

The anode plate and the cathode plate are vertically arranged inside the water tank and are electrically connected with a power supply through an anode terminal and a cathode terminal respectively.

The inlet pipe group is located the top of water tank, is responsible for and the branch pipe of intaking including intaking, and the lower extreme that the person in charge of intaking extends inside the water tank, the branch pipe of intaking has two, and symmetrical arrangement is in the both sides of the person in charge of intaking.

One end of each water inlet branch pipe is communicated with the middle part of the water inlet main pipe, the other end of each water inlet branch pipe is communicated with the inside of the water tank through a scale inhibition pipeline, and the middle part of each water inlet branch pipe is communicated with the inside of the water tank through a scale removal pipeline.

The drainage pipe group is arranged below the water tank and comprises a water outlet pipe and a sewage discharge pipe, the sewage discharge pipe is vertically arranged, the upper end of the sewage discharge pipe is connected with the bottom of the water tank, the water outlet pipe is transversely arranged, and one end of the water outlet pipe is connected and communicated with the middle of the sewage discharge pipe.

The electric control assembly comprises a controller and a conductivity tester, and a signal end of the conductivity tester is in communication connection with the controller.

Further, the water tank includes roof, annular curb plate and bottom plate, and the edge of roof and the upper end of annular curb plate structure as an organic whole, positive pole wiring end and negative pole wiring end all establish on the outer wall of water tank.

The top plate is an arc-shaped plate or a cone with a closed bottom end, and the edge of the top plate and the lower end of the annular side plate are of an integral structure to form a settling area at the lower part of the water tank.

Furthermore, the power supply is a direct-current power supply, the power supply is provided with a touch controller capable of switching the anode and the cathode of the power supply, the power supply is electrically connected with the anode wiring terminal and the cathode wiring terminal through the touch controller respectively, and the signal end of the touch controller is in communication connection with the controller.

Furthermore, the upper ends of the scale inhibition pipelines and the scale cleaning pipelines are communicated with the corresponding water inlet branch pipes, and the lower ends of the scale inhibition pipelines and the scale cleaning pipelines extend into the water tank.

Every pipe that clears up all disposes first solenoid valve that intakes on the pipeline, disposes the second solenoid valve that intakes on the water main pipe, and the second solenoid valve that intakes is located between water branch pipe and the water main pipe junction and the water tank, and the signal end of first, second solenoid valve that intakes all is connected with the controller communication.

The lower ends of the scale inhibition pipelines and the scale cleaning pipelines are respectively provided with a water distribution pipe, the water distribution pipes are longitudinally and horizontally arranged at the top of the inner side of the water tank, and each water distribution pipe is respectively communicated with the lower end of the corresponding scale inhibition pipeline or the lower end of the corresponding scale cleaning pipeline.

The bottom of the water distribution pipe is regularly provided with a plurality of water distribution holes along the length direction.

Furthermore, nozzles which are equal in number and corresponding in position to the water distribution holes are arranged below the water distribution pipes, and the water inlet end of each nozzle is fixedly and hermetically connected with the corresponding water distribution hole.

Furthermore, two cathode plates are respectively arranged below the water distribution pipes connected with the scale removal pipeline, the anode plate is arranged between the two cathode plates, and the arrangement direction of the cathode plates is consistent with the length direction of the corresponding water distribution pipes.

The anode plate is electrically connected with one end of a power supply through an anode terminal, and the cathode plate is electrically connected with the other end of the power supply through a cathode terminal.

Furthermore, the conductivity measuring instruments are two in number, wherein one conductivity measuring instrument is arranged at the water inlet port of the water inlet main pipe, and the other conductivity measuring instrument is arranged at the water outlet port of the water outlet pipeline.

The sewage discharge pipeline is provided with a water outlet electromagnetic valve, the water outlet electromagnetic valve is positioned below the joint of the sewage discharge pipeline and the water outlet pipeline, and the signal end of the water outlet electromagnetic valve is in communication connection with the controller.

The inside demountable installation of sewage pipes has the filter screen, the filter screen is located the below of water solenoid valve.

Furthermore, an air pump is arranged outside the water tank, an air pump interface is arranged on the side wall of the water tank, and the air pump interface is connected with an exhaust port of the air pump through an air path.

The air pump is powered by a power supply, and a signal end of the air pump is in communication connection with the controller.

The working principle of the circulating water descaling and descaling integrated control device comprises the following steps:

step one, connecting a water inlet port of a water inlet main pipe with a water outlet of water using equipment through a water pump, and connecting a water outlet port of a water outlet pipeline with a water inlet of the water using equipment.

And the anode terminal and the cathode terminal are respectively connected with a power supply through leads and a touch controller.

In addition, the signal end of the touch controller is connected with the port of the controller through a data line.

And step two, before the water pump is started, the first water inlet electromagnetic valve closes the scale cleaning pipeline, the second water inlet electromagnetic valve opens the lower port of the water inlet main pipe, and the water outlet electromagnetic valve closes the sewage discharge pipeline.

And starting the water pump, enabling water to enter the water tank through the lower end of the water inlet main pipe, enabling the water to enter the water tank through the water distribution pipe below the scale inhibition pipeline, and discharging the water in the water tank through the water outlet pipeline.

And step three, a conductivity measuring instrument positioned in the water inlet main pipe monitors the conductivity of the water in the water inlet main pipe in real time and sends data to the controller. And a conductivity measuring instrument positioned in the water outlet pipeline monitors the conductivity of the water in the water inlet main pipe in real time and sends data to the controller.

When the conductivity of the water in the water inlet main pipe is lower than a set value, the anode plate and the cathode plate are not electrified, and when the conductivity of the water in the water inlet main pipe is higher than the set value, the controller controls the power supply to supply power to the anode plate and the cathode plate.

And step four, starting descaling operation of the water in the water tank under electrochemical reaction, and enabling the scale forming ions in the water to be attached to the cathode plate and continuously accumulated on the cathode plate. In the descaling process, the water inlet main pipe continuously feeds water, and the treated water is continuously discharged through the water outlet pipeline.

When the conductivity of the water in the water outlet pipeline is lower than a set value, the controller closes the second water inlet electromagnetic valve of the water inlet main pipe, opens the first water inlet electromagnetic valve and the air pump on the scale cleaning pipeline, and the air pump supplies air to the inside of the water tank to quickly discharge the water in the water tank through the water outlet pipeline.

And step five, the controller controls the water outlet electromagnetic valve to open the sewage discharge pipeline, and the controller switches the directions of the anode and the cathode of the power supply through the touch controller to start to execute the scale cleaning operation.

The scale deposited on the negative plate becomes soft, no water is stored in the water tank, and the nozzles at the bottom of the water distribution pipe spray water flow to the negative plate.

And step six, under the action of water flow flushing, water scale is stripped from the negative plate, enters a settling area at the lower part of the water tank, and is removed after being intercepted by a filter screen under the action of self gravity and water flow entrainment.

And step seven, after the descaling operation is finished, closing the descaling pipeline by the first water inlet electromagnetic valve, conducting the water inlet main pipe, closing the descaling pipeline by the first water inlet electromagnetic valve, repeating the steps three to six, and sequentially carrying out descaling operation and descaling operation.

By adopting the technical scheme, the utility model discloses a beneficial technological effect is: the utility model discloses a full automatic control circulating water scale removal device, for traditional electrochemistry scale removal device, the utility model discloses easy to maintain, easy operation, running cost are low. The equipment can prevent the wall of the equipment from scaling to a certain extent under the quick jet flow of the nozzle, and the service life of the equipment is prolonged. On the basis, the device controls the water inlet and outlet valves and the power supply direction through the electric control assembly, can realize high-efficiency automatic descaling and descaling of the descaling device, overcomes the defect of difficulty in manual descaling of the traditional descaling device, effectively reduces the operation cost and the labor cost, and improves the efficiency of electrochemical descaling.

Drawings

Fig. 1 is a schematic diagram of the structure of the integrated control device for descaling and cleaning circulating water of the present invention.

Fig. 2 is a schematic side view of a portion of fig. 1 showing the inlet stack, descaling unit and the outlet stack.

Fig. 3 is a schematic perspective view of the integrated control device for descaling and cleaning circulating water of the present invention.

Fig. 4 is a schematic structural view of a combination of the middle scale cleaning pipeline, the water distribution pipe and the nozzle.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

referring to fig. 1 to 4, a device for controlling the descaling and cleaning of circulating water comprises a water inlet pipe assembly 1, a descaling unit 2, a water outlet pipe assembly 3, a power supply 4 and an electric control assembly, wherein the descaling unit 2 comprises a water tank 21, an anode plate 22 and a cathode plate 23, the water tank 21 is a closed shell structure, and the lower part of the water tank is a settling area 24. The water tank 21 includes a top plate, an annular side plate and a bottom plate, the edge of the top plate and the upper end of the annular side plate are of an integral structure, and the anode terminal 221 and the cathode terminal 231 are both arranged on the outer wall of the water tank 21. Four supporting legs 17 are arranged below the water tank 21, and the upper ends of the supporting legs 17 are fixedly welded with the lower part of the water tank 21 into a whole.

The top plate is an arc-shaped plate or a cone with a closed bottom end, the edge of the top plate and the lower end of the annular side plate are of an integral structure, a settling area 24 at the lower part of the water tank 21 is formed, settled water scale is convenient to gather to the central position of the bottom of the water tank 21, and the settled water scale is discharged through a sewage discharge pipeline 32 of the drainage pipe group 3.

The electronic control assembly comprises a controller 51 and two conductivity meters 52, wherein one conductivity meter 52 is arranged at the water inlet port of the water inlet main pipe 11, and the other conductivity meter 52 is arranged at the water outlet port of the water outlet pipe 31. The signal terminal of the conductivity meter 52 is in communication connection with the controller 51. The conductivity can reflect the concentration of the scale forming ions in the water, and is in direct proportion to the concentration of the scale forming ions in the water, specifically, the lower the conductivity, the lower the concentration of the scale forming ions in the water; otherwise, the higher.

The anode plate 22 and the cathode plate 23 are vertically arranged inside the water tank 21, and are electrically connected to the power source 4 through an anode terminal 221 and a cathode terminal 231, respectively. The power supply 4 adopts a direct-current power supply, the power supply 4 is provided with a touch controller capable of switching the anode and the cathode of the power supply, the power supply 4 is electrically connected with the anode wiring terminal 221 and the cathode wiring terminal 231 respectively through the touch controller, the signal end of the touch controller is in communication connection with the controller 51, and the controller 51 converts the anode end and the cathode end of the power supply 4 through the touch controller.

Intake pipe group 1 is located the top of water tank 21, is responsible for 11 and intake branch pipe 12 including intaking, and the lower extreme that the intake was responsible for 11 extends inside water tank 21, intake branch pipe 12 has two, and symmetrical arrangement is in the both sides of intaking and being responsible for 11, and two intake branch pipe 12 horizontal level mutual dispositions are in the upper end of water tank 21, and two intake branch pipe 12 are responsible for 11 with intaking and are connected into cross intersection structure.

One end of each water inlet branch pipe 12 is communicated with the middle part of the water inlet main pipe 11, the other end is communicated with the inside of the water tank 21 through a scale inhibition pipeline 13, and the middle part is communicated with the inside of the water tank 21 through a scale cleaning pipeline 14. The upper ends of the scale inhibition pipelines 13 and the scale cleaning pipelines 14 are communicated with the corresponding water inlet branch pipes 12, the lower ends of the scale inhibition pipelines extend into the water tank 21, and the joints of the upper ends of the scale inhibition pipelines 13 and the corresponding ends of the water inlet branch pipes 12 are connected in a circular arc transition mode so as to ensure that water enters the scale inhibition pipelines 13 from the water inlet branch pipes 12 to flow smoothly and have small resistance.

Each scale cleaning pipeline 14 is provided with a first water inlet electromagnetic valve 61, the water inlet main pipe 11 is provided with a second water inlet electromagnetic valve 62, the second water inlet electromagnetic valve 62 is positioned between the joint of the water inlet branch pipe 12 and the water inlet main pipe 11 and the water tank 21, the signal ends of the first water inlet electromagnetic valve 61 and the second water inlet electromagnetic valve 62 are in communication connection with the controller 51, and the controller 51 controls the first water inlet electromagnetic valve 61 or the second water inlet electromagnetic valve 62 to be opened or closed and controls the opening degree of the first water inlet electromagnetic valve 61 or the second water inlet electromagnetic valve 62.

The lower ends of the scale inhibition pipelines 13 and the scale cleaning pipelines 14 are respectively provided with a water distribution pipe 15, the water distribution pipes 15 are longitudinally and horizontally arranged at the top of the inner side of the water tank 21, and each water distribution pipe 15 is respectively communicated with the lower end of the corresponding scale inhibition pipeline 13 or the corresponding scale cleaning pipeline 14. The bottom of the water distribution pipe 15 is regularly provided with a plurality of water distribution holes along the length direction. The nozzles 16 which are equal in number and corresponding in position to the water distribution holes are arranged below the water distribution pipes 15, the water inlet end of each nozzle 16 is fixedly and hermetically connected with the corresponding water distribution hole, and the nozzles 16 preferably adopt one-way nozzles, so that the water outlet flow speed is high. The nozzle 16 can make all parts of the cathode plate 23 be uniformly and intensely washed by water flow so as to attain the goal of quickly and completely removing scale.

The number of the cathode plates 23 is two, the two cathode plates are respectively positioned below the water distribution pipes 15 connected with the scale cleaning pipelines 14, the anode plate 22 is positioned between the two cathode plates 23, and the arrangement direction of the cathode plates 23 is consistent with the length direction of the corresponding water distribution pipes 15. The anode plate 22 is electrically connected to one end of the power source 4 through an anode terminal 221, and the cathode plate 23 is electrically connected to the other end of the power source 4 through a cathode terminal 231.

When the anode plate 22 and the cathode plate 23 are in the energized state, an electric field is formed between the anode plate 22 and the cathode plate 23. Dissolving oxygen in water to obtain electrons and electrolyzing water to generate a great deal of OH on cathode^-A strong alkali area is formed near the cathode, and the scaling ions in the water move to the cathode plate under the action of an electric field and react with OH^-Combined on the cathode plate to generate deposition, adhesion and aggregation, and remove the scaling ions in water. The chlorine ions in the water generate hypochlorous acid under the anode reaction, and generate a plurality of free radicals with strong oxidizing property, so that the cell structure of bacteria is damaged, and the effects of sterilization and algae removal are achieved.

The reactions at the cathode and anode plates during the electrolysis of water are as follows:

and (3) cathode reaction:

O₂+2H₂O+4e^-→4OH^-

2H₂O+2e-→H₂↑+2OH^-

HCO₃+OH^-→CO₃ ^2-+H₂O

Ca²⁺+CO₃ ^2-→CaCO₃↓

Ca²⁺+2OH-→Ca(OH)₂↓

Mg²⁺+2OH^-→Mg(OH)₂↓

and (3) anode reaction:

Cl^--e^-→[Cl]

2Cl^-→Cl₂+2e^-

Cl₂+H₂O→HClO+HCl

O₂+2OH^--2e^-→O₃+H₂O

2H₂O-2e^-→H₂O₂+2H⁺

H₂O₂→2·OH

2H₂O-2e^-→·O+·O+2H⁺

the drainage pipe group 3 is arranged below the water tank 21 and comprises a water outlet pipe 31 and a sewage discharge pipe 32, the sewage discharge pipe 32 is vertically arranged, the upper end of the sewage discharge pipe is connected with the bottom of the water tank 21, the water outlet pipe 31 is transversely arranged, and one end of the water outlet pipe is connected and communicated with the middle of the sewage discharge pipe 32. The sewage draining pipeline 32 is provided with a water outlet electromagnetic valve 63, the water outlet electromagnetic valve 63 is positioned below the joint of the sewage draining pipeline 32 and the water outlet pipeline 31, and the signal end of the water outlet electromagnetic valve is in communication connection with the controller 51. The inside of the sewage discharge pipeline 32 is detachably provided with a filter screen 33, and the filter screen 33 is positioned below the water outlet electromagnetic valve 63.

An air pump 7 is arranged outside the water tank 21, an air pump interface 71 is arranged on the side wall of the water tank, and the air pump interface 71 is connected with an exhaust port of the air pump 7 through an air passage 72. The air pump 7 is powered by the power supply 4, a signal end of the air pump 7 is in communication connection with the controller 51, and the controller 51 controls the air pump 7 to supply high-pressure air to the upper part of the water tank 21 for quickly emptying the water stored in the water tank 21 to prepare for removing scale on a cathode plate.

When the conductivity of the effluent measured by the conductivity meter 52 located in the effluent pipe 31 is lower than a set value, it indicates that the descaling process is completed, and the scale is enriched to a certain thickness on the cathode plate 22, and the descaling function regeneration of the cathode plate 22 is required. The controller 51 closes the second water inlet electromagnetic valve 62 of the water inlet main pipe 11, opens the first water inlet electromagnetic valve 61 and the air pump on the scale cleaning pipeline 14, the air pump supplies air to the inside of the water tank 21, and the water is rapidly discharged from the reactor under the action of the air pump 7. Then, the water outlet electromagnetic valve 63 on the sewage pipe 32 is opened to switch the direction of the positive electrode and the negative electrode of the power supply. Under the action of the rapid jet flow of the nozzle and the electrode reaction reversely connected with the anode plate 22 and the cathode plate 23, the scale begins to fall off from the outer wall of the cathode plate 23, and the regeneration of the scale removal function of the cathode plate is completed.

The working process of the circulating water descaling and descaling integrated control device comprises the following steps:

firstly, a water inlet port of a water inlet main pipe 11 is connected with a water outlet of water using equipment through a water pump, and a water outlet port of a water outlet pipeline 31 is connected with a water inlet of the water using equipment.

The anode terminal 221 and the cathode terminal 231 are connected to the power source 4 through wires and a touch controller, respectively. In addition, the signal terminal of the touch controller is connected with the port of the controller 51 through a data line.

And step two, before the water pump is started, the first water inlet electromagnetic valve 61 closes the scale removal pipeline 14, the second water inlet electromagnetic valve 62 opens the lower port of the water inlet main pipe 11, and the water outlet electromagnetic valve 63 closes the sewage discharge pipeline 32.

The water pump is started, water enters the water tank 21 through the lower end of the water inlet main pipe 11, meanwhile, the water also enters the water tank 21 through the water distribution pipe 15 below the scale inhibition pipeline 13, and the water in the water tank 21 is discharged through the water outlet pipeline 31.

And step three, the conductivity measuring instrument 52 positioned in the water inlet main pipe 11 monitors the conductivity of the water in the water inlet main pipe 11 in real time and sends the data to the controller 51. The conductivity meter 52 located in the outlet pipe 31 monitors the conductivity of the water in the inlet main pipe 11 in real time and sends the data to the controller 51.

When the conductivity of the water in the main water inlet pipe 11 is lower than a set value, the anode plate 22 and the cathode plate 23 are not electrified, and when the conductivity of the water in the main water inlet pipe 11 is higher than the set value, the controller 51 controls the power supply 4 to supply power to the anode plate 22 and the cathode plate 23.

Step four, the water in the water tank 21 starts descaling operation under electrochemical reaction, and the scaling ions in the water are attached to the cathode plate 23 and continuously accumulated on the cathode plate 23. In the descaling process, the water inlet main pipe 11 continuously feeds water, and the treated water is continuously discharged through the water outlet pipe 31.

When the conductivity of the water in the water outlet pipe 31 is lower than the set value, the controller 51 closes the second water inlet electromagnetic valve 62 of the main water inlet pipe 11, opens the first water inlet electromagnetic valve 61 and the air pump 7 on the scale removing pipe 14, and the air pump 7 supplies air to the inside of the water tank 21, so that the water in the water tank 21 is rapidly discharged through the water outlet pipe 31.

And step five, the controller 51 controls the water outlet electromagnetic valve 63 to open the sewage discharge pipeline 32, and the controller 51 switches the anode and cathode directions of the power supply 4 through the touch controller to start to execute the scale cleaning operation.

The scale deposited on the cathode plate 23 becomes soft and no water is stored in the tank 21, and the nozzles 16 at the bottom of the water distribution pipe 15 spray water toward the cathode plate 23.

And step six, under the action of water flow flushing, water scale is stripped from the cathode plate 23, enters the settling area 24 at the lower part of the water tank 21, and is intercepted by the filter screen 33 and then is removed under the action of self gravity and water flow entrainment.

And step seven, after the descaling operation is finished, closing the descaling pipeline 14 by the first water inlet electromagnetic valve 61, conducting the water inlet main pipe 11, closing the descaling pipeline 14 by the first water inlet electromagnetic valve 61, repeating the steps three to six, and sequentially carrying out descaling operation and descaling operation.

The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims (8)

1. A circulating water descaling and descaling integrated control device comprises a water inlet pipe group, a descaling unit, a water discharge pipe group, a power supply and an electric control assembly, and is characterized in that the descaling unit comprises a water tank, an anode plate and a cathode plate, the water tank is of a closed shell structure, and the lower part of the water tank is a settling area;

the anode plate and the cathode plate are vertically arranged in the water tank and are electrically connected with a power supply through an anode terminal and a cathode terminal respectively;

the water inlet pipe groups are positioned above the water tank and comprise water inlet main pipes and water inlet branch pipes, the lower ends of the water inlet main pipes extend into the water tank, and the two water inlet branch pipes are symmetrically arranged on the two sides of the water inlet main pipes;

one end of each water inlet branch pipe is communicated with the middle part of the water inlet main pipe, the other end of each water inlet branch pipe is communicated with the inside of the water tank through a scale inhibition pipeline, and the middle part of each water inlet branch pipe is communicated with the inside of the water tank through a scale removal pipeline;

the drainage pipe group is arranged below the water tank and comprises a water outlet pipe and a sewage discharge pipe, the sewage discharge pipe is vertically arranged, the upper end of the sewage discharge pipe is connected with the bottom of the water tank, the water outlet pipe is transversely arranged, and one end of the water outlet pipe is connected and communicated with the middle part of the sewage discharge pipe;

the electric control assembly comprises a controller and a conductivity tester, and a signal end of the conductivity tester is in communication connection with the controller.

2. The device for controlling the scale removal and cleaning of the circulating water as claimed in claim 1, wherein the water tank comprises a top plate, an annular side plate and a bottom plate, the edge of the top plate and the upper end of the annular side plate are of an integral structure, and the anode terminal and the cathode terminal are both arranged on the outer wall of the water tank;

the top plate is an arc-shaped plate or a cone with a closed bottom end, and the edge of the top plate and the lower end of the annular side plate are of an integral structure to form a settling area at the lower part of the water tank.

3. The integrated control device for descaling and cleaning circulating water of claim 1, wherein the power supply is a dc power supply, the power supply is provided with a touch controller capable of switching the anode and cathode of the power supply, the power supply is electrically connected with the anode terminal and the cathode terminal through the touch controller, and the signal terminal of the touch controller is in communication connection with the controller.

4. The integrated control device for descaling and cleaning circulating water of claim 1, wherein the upper ends of the scale inhibition pipeline and the scale cleaning pipeline are communicated with the corresponding water inlet branch pipes, and the lower ends of the scale inhibition pipeline and the scale cleaning pipeline extend into the water tank;

each scale cleaning pipeline is provided with a first water inlet electromagnetic valve, the water inlet main pipe is provided with a second water inlet electromagnetic valve, the second water inlet electromagnetic valve is positioned between the joint of the water inlet branch pipe and the water inlet main pipe and the water tank, and the signal ends of the first water inlet electromagnetic valve and the second water inlet electromagnetic valve are in communication connection with the controller;

the lower ends of the scale inhibition pipeline and the scale cleaning pipeline are respectively provided with a water distribution pipe, the water distribution pipes are longitudinally and horizontally arranged at the top of the inner side of the water tank, and each water distribution pipe is respectively communicated with the lower end of the corresponding scale inhibition pipeline or the lower end of the corresponding scale cleaning pipeline;

the bottom of the water distribution pipe is regularly provided with a plurality of water distribution holes along the length direction.

5. The device as claimed in claim 4, wherein nozzles are disposed below the water distribution pipes, the nozzles are disposed at positions corresponding to the water distribution holes, and the water inlet end of each nozzle is fixed to the corresponding water distribution hole and hermetically connected to the water distribution hole.

6. The device for controlling the scale removal and the cleaning of the circulating water as claimed in claim 4, wherein two cathode plates are respectively arranged below the water distribution pipes connected with the scale removal pipeline, the anode plate is arranged between the two cathode plates, and the arrangement direction of the cathode plates is consistent with the length direction of the corresponding water distribution pipes;

the anode plate is electrically connected with one end of a power supply through an anode terminal, and the cathode plate is electrically connected with the other end of the power supply through a cathode terminal.

7. The integrated control device for descaling and descaling of circulating water according to claim 1, wherein the conductivity meter comprises two conductivity meters, one conductivity meter is arranged at the water inlet port of the water inlet main pipe, and the other conductivity meter is arranged at the water outlet port of the water outlet pipe;

the sewage discharge pipeline is provided with a water outlet electromagnetic valve, the water outlet electromagnetic valve is positioned below the joint of the sewage discharge pipeline and the water outlet pipeline, and the signal end of the water outlet electromagnetic valve is in communication connection with the controller;

the inside demountable installation of sewage pipes has the filter screen, the filter screen is located the below of water solenoid valve.

8. The integrated control device for descaling and cleaning circulating water according to claim 1, wherein an air pump is disposed outside the water tank, and an air pump port is disposed on the side wall of the water tank, and the air pump port is connected to an exhaust port of the air pump through an air passage;

the air pump is powered by a power supply, and a signal end of the air pump is in communication connection with the controller.

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