CN218047329U - Chemical adding device for power plant - Google Patents
Chemical adding device for power plant Download PDFInfo
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- CN218047329U CN218047329U CN202221182102.6U CN202221182102U CN218047329U CN 218047329 U CN218047329 U CN 218047329U CN 202221182102 U CN202221182102 U CN 202221182102U CN 218047329 U CN218047329 U CN 218047329U
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- liquid outlet
- solution tank
- pipe
- metering pumps
- power plant
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Abstract
A chemical adding device for a power plant relates to the technical field of environmental protection equipment and comprises a solution tank and a stirring device arranged in the solution tank, wherein a chemical adding port, a demineralized water inlet, a hand hole-chemical adding basket assembly and a stirring motor connected with the stirring device are arranged at the top of the solution tank; the adjusting and controlling device comprises two metering pumps arranged side by side, a calibration column arranged in the middle of the metering pumps and a liquid outlet pipe communicated with the solution tank, the metering pumps are connected with the liquid outlet pipe, the end part of the liquid outlet pipe is connected with a connecting pipe, a liquid outlet branched pipe I and a liquid outlet branched pipe II are arranged on the connecting pipe, a pulse damper and an instrument valve are arranged on the liquid outlet branched pipe I, the liquid outlet branched pipe II is communicated with the two metering pumps through the connecting pipe, and a metering pump outlet valve and a check valve are arranged on the liquid outlet branched pipe II; the connecting pipe is also provided with a safety valve.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment technique and specifically relates to a charge device for power plant.
Background
The hardness of calcium and magnesium in boiler feed water can generate chemical reaction in a high-temperature environment or be concentrated and crystallized to generate insoluble scale which is firmly attached to a heating surface of a boiler, the scale is a poor heat conductor and can block heat conduction, a boiler tube explosion accident can happen in a serious case, in addition, metal chemical corrosion below the scale can be induced and aggravated, and the harm is very serious. Although boiler condensed water and boiler feed water are subjected to strict softening and desalting treatment, a small amount of calcium and magnesium hardness enters the boiler water, and scaling can also threaten the safe operation of the boiler if the hardness of the part is not treated. The metering pump, the solution tank, the control system, the pipeline, the valve and other components are arranged on the same base, so that the functions of dissolving, distributing, metering and feeding in the pharmaceutical industry are realized. The existing phosphate dosing device has the problem of uneven dissolving and distribution, and the water treatment effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the not enough of prior art provides one kind can improve and dissolve the inhomogeneous problem of joining in marriage, improves the charge device for power plant of water treatment effect.
The utility model aims to solve the technical problem that the utility model is realized through the following technical scheme, the utility model relates to a chemical adding device for a power plant, which is characterized by comprising a solution tank and a stirring device arranged inside the solution tank, wherein the top of the solution tank is provided with a chemical adding port, a demineralized water inlet, a hand hole-chemical adding blue component and a stirring motor connected with the stirring device, the upper part of the solution tank is provided with an overflow port, the bottom of the solution tank is provided with a blow-off pipe, the blow-off pipe extends to the upper part and is connected with the overflow port, and the outside of the solution tank is provided with an adjusting and controlling device and a magnetic turning plate liquid level meter capable of observing the liquid level in the solution tank in real time;
the adjusting and controlling device comprises two metering pumps arranged side by side, a calibration column arranged in the middle of the metering pumps and a liquid outlet pipe communicated with the solution tank, wherein the metering pumps are connected with the liquid outlet pipe; and the connecting pipe is also provided with a safety valve.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, install Y type filter on the drain pipe.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, go out the liquid and still install the manometer on managing.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, still install the blowoff valve on the blow off pipe.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, electrical apparatus switch board and work footboard are installed to one side of solution tank.
Compared with the prior art, the beneficial effects of the utility model are that, through setting up out liquid and manage I and go out liquid and manage II, effectual solution charge device is to the inhomogeneous problem of liquid medicine distribution, goes out liquid and manages II and connect two measuring pumps as a whole and realize throwing to the solution tank in whole solution tank liquid medicine measurement, improves final water treatment effect.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the present invention;
in the figure: 1. the automatic liquid-discharging device comprises a stirring motor, 2 a solution tank, 3 a hand hole-dosing basket assembly, 4 a dosing port, 5 a demineralized water inlet, 6 an overflow port, 7 a magnetic turning plate liquid level meter, 8 a metering pump outlet valve, 9 a check valve, 10 a safety valve, 11 a pressure gauge, 12 an instrument valve, 13 a pulse damper, 14 a metering pump, 14-1 a liquid outlet pipe, 14-2 a connecting pipe, 14-3 a liquid outlet branch pipe I, 14-4 a liquid outlet branch pipe II 15 a check column, 16.Y-type filter, 17 a blow-down valve, 18 an electrical control cabinet, 19 a base.
Detailed Description
The following further describes specific embodiments of the present invention in order to facilitate a further understanding of the present invention by those skilled in the art, without constituting a limitation to the right thereof.
Referring to fig. 1-3, a chemical adding device for a power plant comprises a solution tank 2 and a stirring device arranged in the solution tank, wherein a chemical adding port 4, a demineralized water inlet 5, a hand hole-chemical adding blue component 3 and a stirring motor 1 connected with the stirring device are arranged at the top of the solution tank, an overflow port 6 is arranged at the upper part of the solution tank, a drain pipe is arranged at the bottom of the solution tank, the drain pipe extends to the upper part and is connected with the overflow port, and an adjusting control device and a magnetic turning plate liquid level meter 7 capable of observing the liquid level in the solution tank in real time are arranged outside the solution tank;
the adjusting and controlling device comprises two metering pumps 14 arranged side by side, a calibration column 15 arranged in the middle of the metering pumps and a liquid outlet pipe 14-1 communicated with the solution tank, the metering pumps are connected with the liquid outlet pipe, the end parts of the liquid outlet pipe are connected with a connecting pipe 14-2, a liquid outlet branch pipe I14-3 and a liquid outlet branch pipe II 14-4 are arranged on the connecting pipe, a pulse damper and an instrument valve 12 are arranged on the liquid outlet branch pipe I, the liquid outlet branch pipe II is communicated with the two metering pumps through the connecting pipe, and a metering pump outlet valve 8 and a check valve 9 are arranged on the liquid outlet branch pipe II; the connecting pipe is also provided with a safety valve 10.
And a Y-shaped filter 16 is arranged on the liquid outlet pipe.
The liquid outlet branch pipe is also provided with a pressure gauge 11.
And a drain valve 17 is also arranged on the drain pipe.
An electric appliance control cabinet 18 and a working pedal are arranged on one side of the solution tank.
The hardness of calcium and magnesium in boiler feed water can generate chemical reaction in a high-temperature environment or be concentrated and crystallized to generate insoluble scale which is firmly attached to a heating surface of a boiler, the scale is a poor heat conductor and can block heat conduction, a boiler tube explosion accident can happen in a serious case, in addition, metal chemical corrosion below the scale can be induced and aggravated, and the harm is very serious. Although the boiler condensed water and boiler feed water are strictly softened and desalted, a small amount of calcium and magnesium hardness enters the boiler water, and if the hardness of the part is not treated, scaling can also threaten the safe operation of the boiler. The phosphate medicine adding device has the following composition structure: the solution tank, the liquid level meter, the metering tank, the stirring device, the metering pump, the safety valve, the pressure gauge, the electrical appliance control cabinet, the valve and the pipeline are arranged in a centralized manner, the dosing device is integrally installed on the base 19, and the materials of all the parts are mainly stainless steel and carbon steel lining rubber.
The phosphate dosing device mainly comprises a liquid medicine dissolving and dispensing system, a metering and dosing system, a safety system and a control system. Solid medicament is added into a dissolving medicine box, then desalted water or condensed water is added according to the proportion and stirred for dissolving, the solid medicament is added into a boiler steam drum by an adjusting and controlling device, the adding control can adopt a manual mode, and can also carry out follow-up control and automatic adding according to a control signal output by a system.
Phosphate medicine adding device performance: the outer wall of the solution tank is provided with a magnetic turning plate liquid level meter for observing the liquid level in the barrel in real time, the top of the solution tank is provided with a dosing port, a demineralized water inlet and a hand hole-dosing blue component, and the side surface of the tank body is provided with a discharge port, a sewage discharge port, an overflow port, a liquid level meter interface and a corresponding matched valve. When the liquid level in the barrel is less than the set low level value, the alarm system is automatically started, and the dosing is suspended.
Claims (5)
1. The utility model provides a charge device for power plant which characterized in that: the device comprises a solution tank and a stirring device arranged in the solution tank, wherein a dosing port, a demineralized water inlet, a hand hole-dosing blue component and a stirring motor connected with the stirring device are arranged at the top of the solution tank;
the adjusting and controlling device comprises two metering pumps arranged side by side, a calibration column arranged in the middle of the metering pumps and a liquid outlet pipe communicated with the solution tank, wherein the metering pumps are connected with the liquid outlet pipe; and the connecting pipe is also provided with a safety valve.
2. The chemical adding device for the power plant as claimed in claim 1, wherein: and the liquid outlet pipe is provided with a Y-shaped filter.
3. The chemical dosing device for power plants of claim 1, wherein: and a pressure gauge is also arranged on the liquid outlet branch pipe.
4. The chemical adding device for the power plant as claimed in claim 1, wherein: and a drain valve is also arranged on the drain pipe.
5. The chemical dosing device for power plants of claim 1, wherein: and an electric appliance control cabinet and a working pedal are arranged on one side of the solution tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221182102.6U CN218047329U (en) | 2022-05-17 | 2022-05-17 | Chemical adding device for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221182102.6U CN218047329U (en) | 2022-05-17 | 2022-05-17 | Chemical adding device for power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218047329U true CN218047329U (en) | 2022-12-16 |
Family
ID=84432791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221182102.6U Active CN218047329U (en) | 2022-05-17 | 2022-05-17 | Chemical adding device for power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218047329U (en) |
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2022
- 2022-05-17 CN CN202221182102.6U patent/CN218047329U/en active Active
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