CN216890402U

CN216890402U - Waste water production circulation reuse device of steel plant

Info

Publication number: CN216890402U
Application number: CN202122417821.3U
Authority: CN
Inventors: 李戈登; 黄凤仪
Original assignee: Guangdong Qingyang Environmental Protection Technology Co ltd
Current assignee: Guangdong Qingyang Environmental Protection Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-07-05
Anticipated expiration: 2031-10-08

Abstract

The utility model belongs to the technical field of water treatment equipment and discloses a recycling device for wastewater production in a steel plant.A primary filter barrel, a chemical treatment barrel and an active carbon filter barrel are fixed at the upper end of a support frame, the right side of the primary filter barrel is communicated with the chemical treatment barrel through a connecting pipe and a water pump, and the right side of the chemical treatment barrel is communicated with the active carbon filter barrel through a connecting pipe and a water pump; the upper side is low right side high formula in the elementary filter vat and installs the primary filter screen, the primary filter screen downside is provided with the slope filter screen, slope filter screen downside is provided with the second grade filter screen. The primary filtering barrel, the chemical treatment barrel and the activated carbon filtering barrel are arranged, so that the primary filtering, the chemical reagent treatment and the activated carbon filtering can be performed on the wastewater of the iron and steel plant, the universality of the wastewater production recycling device is improved, the cost is saved, the wastewater production recycling is realized, the use is convenient, the operation is simple and convenient, the time can be saved, and the structure is simple.

Description

Waste water production circulation reuse device of steel plant

Technical Field

The utility model belongs to the technical field of water treatment equipment, and particularly relates to a recycling device for wastewater production in an iron and steel plant.

Background

At present: iron and steel plants or power plants require a large amount of clean water every day and also discharge a large amount of waste water. The direct discharge of wastewater not only wastes water resources and increases the cost of power generation, but also pollutes the ecological environment. The main pollutants of the power plant wastewater come from gas turbine drainage, waste heat boiler flushing water, steam turbine room drainage and the like.

In the prior art, a large amount of sewage is generated in the processes of mechanical filters and production operation in a steel plant and is discharged outside to cause environmental pollution, and the problems of water resource waste, production cost increase and environmental pollution are solved.

Through the above analysis, the problems and defects of the prior art are as follows:

a large amount of sewage generated in the production and operation process of a steel plant is discharged to cause environmental pollution, and the problems of water resource waste, production cost increase and environmental pollution are solved.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a recycling device for wastewater production in an iron and steel plant.

The utility model is realized in this way, a recycling device for wastewater production in iron and steel plants is provided with:

a support frame;

a primary filter barrel, a chemical treatment barrel and an active carbon filter barrel are fixed at the upper end of the support frame, the right side of the primary filter barrel is communicated with the chemical treatment barrel through a connecting pipe and a water pump, and the right side of the chemical treatment barrel is communicated with the active carbon filter barrel through a connecting pipe and a water pump;

the upper side is low right side high formula in the elementary filter vat and installs primary filter screen, primary filter screen downside is provided with the slope filter screen, slope filter screen downside is provided with the second grade filter screen.

Further, chemical treatment bucket upper end is provided with a plurality of reagents and adds the valve, reagent adds the valve and adds the pipeline intercommunication with the reagent.

Further, inside agitating unit who is provided with two relative settings of chemical treatment bucket, agitating unit is provided with agitator motor and puddler, agitator motor passes through the bolt fastening in the chemical treatment bucket outside, agitator motor's output and the inside puddler of chemical treatment bucket are connected.

Further, the bottoms of the primary filter barrel, the chemical treatment barrel and the activated carbon filter barrel are communicated with a sewage collecting tank through a sewage discharge pipe, and a control valve is arranged in the middle of the sewage discharge pipe.

Further, a water storage tank is fixedly arranged on the upper side of the supporting frame, and a water inlet of the water storage tank is communicated with a water outlet of the activated carbon filter barrel.

Further, the mesh densities of the primary filter screen, the inclined filter screen and the secondary filter screen are increased step by step.

By combining all the technical schemes, the utility model has the advantages and positive effects that:

the primary filtering barrel, the chemical treatment barrel and the activated carbon filtering barrel are arranged to perform primary filtering, chemical reagent treatment and activated carbon filtering on the wastewater of the iron and steel plant, so that the universality of the wastewater production recycling device is improved, the cost is saved, the wastewater of the iron and steel plant can be quickly recycled through the recycling device, the efficiency is improved, the wastewater is filtered through the filtering device, the impurities in the wastewater can be conveniently removed, the wastewater production recycling is realized, the use is convenient, the operation is simple and convenient, the time can be saved, and the structure is simple.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a recycling device for wastewater from steel plants according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a chemical processing barrel according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a primary filter vat according to an embodiment of the present invention.

In the figure: 1. a primary filter screen; 2. inclining the filter screen; 3. a secondary filter screen; 4. a primary filter vat; 5. a blow-off pipe; 6. a sewage collecting tank; 7. a reagent addition valve; 8. a connecting pipe; 9. an activated carbon filter plate; 10. an activated carbon filter vat; 11. a chemical treatment barrel; 12. a water storage tank; 14. a support frame; 15. a stirring motor; 16. a stirring rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Aiming at the problems in the prior art, the utility model provides a recycling device for wastewater production in steel plants, which is described in detail with reference to the attached drawings.

As shown in fig. 1 and 2, a primary filtering barrel 4, a chemical treatment barrel 11 and an activated carbon filtering barrel 10 are fixed at the upper end of a supporting frame 14 in the wastewater production, recycling and reusing device for the iron and steel plant provided by the embodiment of the present invention, the right side of the primary filtering barrel 4 is communicated with the chemical treatment barrel 11 through a connecting pipe and a water pump, and the right side of the chemical treatment barrel 11 is communicated with the activated carbon filtering barrel through a connecting pipe 8 and a water pump; the upper side is low right side high formula in 4 primary filter barrels installs primary filter screen 1, primary filter screen 1 downside is provided with

slope filter screen

2, 2 downside of slope filter screen are provided with second grade filter screen 3. The mesh densities of the primary filter screen 1, the inclined filter screen 2 and the secondary filter screen 3 are increased step by step.

Preferably, a plurality of reagent adding valves 7 are provided at the upper end of the chemical treatment barrel 11, and the reagent adding valves 7 are communicated with a reagent adding pipeline.

Preferably, two stirring devices which are oppositely arranged are arranged inside the chemical treatment barrel 11, each stirring device is provided with a stirring motor 15 and a stirring rod 16, the stirring motor 15 is fixed on the outer side of the chemical treatment barrel 11 through a bolt, and the output end of the stirring motor 15 is connected with the stirring rod 16 inside the chemical treatment barrel 11.

Preferably, the bottoms of the primary filter barrel 4, the chemical treatment barrel 11 and the activated carbon filter barrel 10 are communicated with a sewage collecting tank 6 through a sewage discharge pipe 5, and a control valve is arranged in the middle of the sewage discharge pipe 5.

Preferably, a water storage tank 12 is fixedly arranged on the upper side of the supporting frame 14, and a water inlet of the water storage tank 12 is communicated with a water outlet of the activated carbon filter vat 10.

When the device is used, wastewater is discharged into a primary filter barrel 4, the wastewater is sequentially filtered through a primary filter screen 1, an inclined filter screen 2 and a secondary filter screen 3 in the primary filter barrel 4, the filtered wastewater enters a chemical treatment barrel 11, a pH adjusting reagent and a chemical reagent for treating heavy metals in the wastewater are added through a reagent adding valve 7 at the upper end of the chemical treatment barrel 11 according to the chemical properties of the wastewater, the wastewater is stirred through an internal stirring device to assist in reaction, and the treated wastewater is further filtered through an activated carbon filter barrel 10. The waste water recycling device has the advantages that the universality of the waste water recycling device is improved, the cost is saved, waste water in an iron and steel plant can be rapidly recycled through the recycling device, the efficiency is improved, waste water is filtered through the filtering device, waste water impurities can be conveniently removed, the waste water recycling device is convenient to use, is simple and convenient to operate, and can save time and is simple in structure.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the scope of the present invention should not be limited thereto, and any modifications, equivalents and improvements made by those skilled in the art within the technical scope of the present invention as disclosed in the present invention should be covered thereby.

Claims

1. The utility model provides an iron and steel plant waste water production circulation reutilization device which characterized in that, iron and steel plant waste water production circulation reutilization device is provided with:

a support frame;

2. The steel plant wastewater production recycling device of claim 1, wherein the upper end of the chemical treatment barrel is provided with a plurality of reagent adding valves, and the reagent adding valves are communicated with the reagent adding pipeline.

3. The steel plant wastewater production recycling device of claim 1, wherein two oppositely arranged stirring devices are arranged inside the chemical treatment barrel, each stirring device is provided with a stirring motor and a stirring rod, the stirring motors are fixed outside the chemical treatment barrel through bolts, and the output ends of the stirring motors are connected with the stirring rods inside the chemical treatment barrel.

4. The steel plant wastewater production recycling device of claim 1, wherein the bottoms of the primary filtering barrel, the chemical treatment barrel and the activated carbon filtering barrel are communicated with the sewage collecting tank through a sewage discharge pipe, and a control valve is arranged in the middle of the sewage discharge pipe.

5. The steel plant wastewater production recycling device of claim 1, wherein a water storage tank is fixedly arranged on the upper side of the supporting frame, and a water inlet of the water storage tank is communicated with a water outlet of the activated carbon filter vat.

6. The steel plant wastewater production recycling apparatus of claim 1, wherein the mesh densities of the primary filter screen, the inclined filter screen, and the secondary filter screen are increased step by step.