CN214496058U - Steel mill is with equipment of high-efficient treatment sewage - Google Patents

Abstract

The utility model discloses a steel mill is with equipment of high-efficient processing sewage relates to sewage treatment technical field, including intake chamber, filter chamber and disinfection room, the middle part top of intake chamber is connected with the inlet tube, and installs in the middle of the inside of intake chamber and block dirty mechanism, the filter chamber is installed in the below of intake chamber, and the inside of filter chamber from last to having set gradually fibre filtering layer, non-woven fabrics filtering layer and bamboo charcoal filtering layer down, the outside of fibre filtering layer, non-woven fabrics filtering layer and bamboo charcoal filtering layer all is fixed with the installation frame, and the installation frame passes through positioning bolt and fixes mutually with the inner wall of filter chamber, the outside downside of filter chamber is connected with the drain pipe, and the dirty mechanism of collection is installed to the inside rear side of filter chamber. The utility model has the advantages that: the device is convenient for filter the inside sewage that enters into the intake chamber through the setting to the first metal mesh and the second metal mesh of trash holding mechanism to in the impurity to in sewage intercept, play the effect of trash holding.

Description

Steel mill is with equipment of high-efficient treatment sewage

Technical Field

The utility model relates to a sewage treatment technical field specifically is a steel mill is with equipment of high-efficient treatment sewage.

Background

Sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. The steel mill refers to a steel production plant, and sewage is generated in the use process of the steel mill, so that sewage treatment equipment is required to treat the sewage.

The sewage is preliminarily precipitated and then treated by the conventional sewage treatment equipment in the using process, partial suspended matters still cannot be treated, the purification degree is insufficient, impurities after filtration cannot be discharged independently in the filtering process, and the sewage is not convenient to be sufficiently sterilized and disinfected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an equipment of high-efficient treatment sewage is used to steel mill to solve the existing equipment of handling sewage that proposes in the above-mentioned background art and still have the unable processing of part suspended solid after the in-process sewage preliminary sedimentation that uses, and it is not enough to purify the degree, can not discharge alone the impurity after filtering in the filtering process, also is not convenient for carry out abundant sterile problem of disinfecting to sewage.

In order to achieve the above object, the utility model provides a following technical scheme: an efficient sewage treatment device for a steel mill comprises an inlet chamber, a filter chamber and a disinfection chamber, wherein a water inlet pipe is connected above the middle part of the inlet chamber, a sewage blocking mechanism is installed in the middle of the inside of the inlet chamber, the filter chamber is installed below the inlet chamber, a fiber filter layer, a non-woven fabric filter layer and a bamboo charcoal filter layer are sequentially arranged in the filter chamber from top to bottom, installation outer frames are fixed on the outer sides of the fiber filter layer, the non-woven fabric filter layer and the bamboo charcoal filter layer, the installation outer frames are fixed with the inner wall of the filter chamber through positioning bolts, a drain pipe is connected to the lower side of the outside of the filter chamber, a sewage collecting mechanism is installed on the rear side of the inside of the filter chamber, a treatment chamber is installed below the filter chamber, a biological filter layer and an aeration pipe are sequentially arranged in the treatment chamber from top to bottom, a flocculation mechanism is arranged below the inside of the treatment chamber, and a water pumping pipe is connected to the outer side of the treatment chamber, and a water pump is installed on one side of the water pumping pipe, one side of the water pump is connected with a water guide pipe, a purification chamber is installed at the tail end of the water guide pipe, an active carbon adsorption layer is fixed in the purification chamber, the disinfection chamber is installed below the purification chamber, and a disinfection mechanism is arranged in the disinfection chamber.

Preferably, the trash rack is including filter screen frame, fixing bolt, first metal mesh and second metal mesh, filter screen frame passes through fixing bolt and links to each other with the inner wall of intake chamber, and fixing bolt sets up in filter screen frame's last downside, filter screen frame's inside top is fixed with first metal mesh, filter screen frame's inside below is fixed with the second metal mesh.

Preferably, the mesh diameter of the first metal net is larger than that of the second metal net, and the first metal net and the second metal net are fixed with the water inlet chamber through the filter screen frame and the fixing bolt.

Preferably, the fiber filter layer, the non-woven fabric filter layer and the bamboo charcoal filter layer are in an inclined structure with the inner wall of the filter chamber, and are parallel to each other.

Preferably, the dirty mechanism of collection is including the dirty frame of collection, well hollow groove, the space of strand and blow off pipe, the inside one side of the dirty frame of collection is provided with well hollow groove, and well hollow groove is located the upside of installation frame, the top of well hollow groove is provided with the space of strand, the below one side of the dirty frame of collection is connected with the blow off pipe.

Preferably, the hollow grooves are provided with three groups, and the hollow grooves respectively correspond to the upper sides of the fiber filter layer, the non-woven fabric filter layer and the bamboo charcoal filter layer.

Preferably, the flocculation mechanism comprises inclined plates, a blanking cavity, an active sludge layer and an alum layer, the inclined plates are fixed on two sides of the lower portion inside the treatment chamber, the blanking cavity is arranged on one side, close to the central line of the treatment chamber, of each inclined plate, the active sludge layer is arranged below the blanking cavity, and the alum layer is fixed on two sides of the inner wall of the treatment chamber.

Preferably, disinfection mechanism is including ultraviolet lamp, translucent lampshade, connecting pipe, circulating pipe and outlet pipe, ultraviolet lamp is installed to the inside both sides of disinfection room, and one side of ultraviolet lamp is provided with translucent lampshade, the middle part below of clean room is fixed with the connecting pipe, and the below of connecting pipe is connected with circulating pipe, circulating pipe is located the inside of disinfection room, and bottom one side of circulating pipe is fixed with the outlet pipe.

Preferably, the ultraviolet lamps are arranged in two groups, and the ultraviolet lamps are symmetrical with each other about the vertical central line of the disinfection chamber.

The utility model provides a steel mill is with equipment of high-efficient treatment sewage possesses following beneficial effect:

1. the utility model discloses a setting up of first metal mesh and the second metal mesh to trash holding mechanism is convenient for filter the sewage that enters into the intake chamber inside, so that intercept the impurity in the sewage, play the effect of trash holding, the mesh diameter of first metal mesh is greater than the mesh diameter of second metal mesh and is convenient for respectively intercept the impurity of different diameters size, play the effect of dual filtration interception, be convenient for realize the installation and the dismantlement between first metal mesh and second metal mesh and the intake chamber through filter screen frame and fixing bolt, thereby be convenient for the dismantlement of first metal mesh and second metal mesh wash and change.

2. The utility model discloses a setting up the fibre filtering layer that is parallel to each other, the non-woven fabrics filtering layer, the bamboo charcoal filtering layer is convenient for carry out filtration treatment to the inside sewage of filter chamber, the fibre filtering layer, the non-woven fabrics filtering layer, the bamboo charcoal filtering layer can play triple filterable effect to be convenient for fully remove the granule impurity in the sewage, the fibre filtering layer of slope form, non-woven fabrics filtering layer and bamboo charcoal filtering layer make its unable impurity granule that passes through after filtering can fall to dirt collection mechanism one side along the slope panel.

3. The utility model discloses be provided with three hollow tanks of group and correspond fibre filtering layer, non-woven fabrics filtering layer and bamboo charcoal filtering layer respectively for the impurity of fibre filtering layer, non-woven fabrics filtering layer and the bamboo charcoal filtering layer upside of slope form can enter into the inside of the dirty frame of collection through hollow tank, collects simultaneously and carries out flow exchange between the dirty frame inside sewage accessible strand blank and the filter chamber, only intercepts impurity and reserves, can discharge the impurity that stores up inside the dirty frame of collection through the blow off pipe.

4. The utility model discloses a can leading-in oxygen so that make biological filter layer can carry out biochemical treatment to the sewage of treatment room inside to setting up of aeration pipe, the alum layer can make the suspended solid gathering in the sewage and deposit, the aquatic precipitate can descend swash plate department and mix the active silt layer of below through the unloading chamber whereabouts in, the active silt layer can condense, adsorb, organic matter in the oxidative decomposition waste water, so that carry out abundant biochemical treatment to sewage, further strengthen sewage sedimentation adsorption effect.

5. The utility model discloses a setting up two sets of symmetrical ultraviolet lamp can carry out the ultraviolet irradiation disinfection of disinfecting to the sewage after handling in the inside circulating pipe of disinfection room, the connecting pipe can introduce the sewage after the inside purification treatment of clean room to circulating pipe's inside, and circulating pipe is decurrent annular structure that circulates, can increase the flow path of sewage, and it is long when prolonging the flow of sewage to make the ultraviolet ray can fully shine it, and bactericidal effect is better.

Drawings

FIG. 1 is a schematic view of the external structure of the high-efficiency sewage treatment equipment for steel mills according to the present invention;

FIG. 2 is a schematic view of the internal structure of the filtering chamber and the disinfection chamber of the high-efficiency sewage treatment equipment for steel mills according to the present invention;

FIG. 3 is a schematic view of the side view of the inside of the filtering chamber of the high efficiency sewage treatment equipment for steel mills of the present invention;

FIG. 4 is a schematic view of a structure of a sewage collecting frame of the high-efficiency sewage treatment equipment for steel mills according to the present invention;

FIG. 5 is a schematic view of the internal structure of the clean room and the disinfection room of the high-efficiency sewage treatment equipment for steel mills.

In the figure: 1. a water inlet chamber; 2. a water inlet pipe; 3. a trash rack mechanism; 301. a filter screen frame; 302. fixing the bolt; 303. a first metal mesh; 304. a second metal mesh; 4. a filtering chamber; 5. a fiber filter layer; 6. a non-woven fabric filter layer; 7. a bamboo charcoal filter layer; 8. installing an outer frame; 9. positioning the bolt; 10. a drain pipe; 11. a dirt collecting mechanism; 1101. a dirt collecting frame; 1102. a hollow groove; 1103. threading spaces; 1104. a blow-off pipe; 12. a processing chamber; 13. a biological filter layer; 14. an aeration pipe; 15. a flocculation mechanism; 1501. a sloping plate; 1502. a blanking cavity; 1503. an active sludge layer; 1504. an alum layer; 16. a water pumping pipe; 17. a water pump; 18. a water conduit; 19. a clean room; 20. an activated carbon adsorption layer; 21. a sterilization chamber; 22. a sterilizing mechanism; 2201. an ultraviolet lamp; 2202. a transparent lampshade; 2203. a connecting pipe; 2204. a circulating water pipe; 2205. and (5) discharging a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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, and are merely 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 thus, should not be construed as limiting the present invention. 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution: an efficient sewage treatment device for a steel mill comprises a water inlet chamber 1, a water inlet pipe 2, a sewage blocking mechanism 3, a filter screen frame 301, a fixing bolt 302, a first metal screen 303, a second metal screen 304, a filter chamber 4, a fiber filter layer 5, a non-woven fabric filter layer 6, a bamboo charcoal filter layer 7, an installation outer frame 8, a positioning bolt 9, a drain pipe 10, a sewage collection mechanism 11, a sewage collection frame 1101, a hollow groove 1102, a thread space 1103, a sewage discharge pipe 1104, a treatment chamber 12, a biological filter layer 13, an aeration pipe 14, a flocculation mechanism 15, an inclined plate 1501, a blanking cavity 1502, an active sludge layer 1503, an alum layer 1504, a water pumping pipe 16, a water pump 17, a water guide pipe 18, a purification chamber 19, an active carbon adsorption layer 20, a disinfection chamber 21, a disinfection mechanism 22, an ultraviolet lamp 2201, a transparent lampshade 2202, a connecting pipe 2203, a circulating water pipe 2204 and a water outlet pipe 2205, wherein the water inlet pipe 2 is connected above the middle of the water inlet chamber 1, and the sewage blocking mechanism 3 is installed in the middle of the water inlet chamber 1, the trash blocking mechanism 3 comprises a filter screen frame 301, a fixing bolt 302, a first metal net 303 and a second metal net 304, wherein the filter screen frame 301 is connected with the inner wall of the water inlet chamber 1 through the fixing bolt 302, the fixing bolt 302 is arranged on the upper side and the lower side of the filter screen frame 301, the first metal net 303 is fixed on the upper portion inside the filter screen frame 301, the second metal net 304 is fixed on the lower portion inside the filter screen frame 301, the mesh diameter of the first metal net 303 is larger than that of the second metal net 304, the first metal net 303 and the second metal net 304 are fixed with the water inlet chamber 1 through the filter screen frame 301 and the fixing bolt 302, the arrangement of the first metal net 303 and the second metal net 304 is convenient for filtering sewage entering the water inlet chamber 1 so as to block trash impurities in the sewage, the trash blocking effect is achieved, the mesh diameter of the first metal net 303 is larger than that of the second metal net 304 so as to block the trash with different diameters, the double-filtering and intercepting function is achieved, the first metal net 303 and the second metal net 304 can be conveniently mounted and dismounted with the water inlet chamber 1 through the filtering screen frame 301 and the fixing bolt 302, and therefore the first metal net 303 and the second metal net 304 can be conveniently dismounted, cleaned and replaced;

the filter chamber 4 is arranged below the water inlet chamber 1, the interior of the filter chamber 4 is sequentially provided with a fiber filter layer 5, a non-woven fabric filter layer 6 and a bamboo charcoal filter layer 7 from top to bottom, the outer sides of the fiber filter layer 5, the non-woven fabric filter layer 6 and the bamboo charcoal filter layer 7 are respectively fixed with an installation outer frame 8, the installation outer frame 8 is fixed with the inner wall of the filter chamber 4 through a positioning bolt 9, the fiber filter layer 5, the non-woven fabric filter layer 6, the bamboo charcoal filter layer 7 and the inner wall of the filter chamber 4 are in an inclined structure, the fiber filter layer 5, the non-woven fabric filter layer 6 and the bamboo charcoal filter layer 7 are mutually parallel, the mutually parallel fiber filter layer 5, the non-woven fabric filter layer 6 and the bamboo charcoal filter layer 7 are arranged to facilitate filtering sewage in the filter chamber 4, the fiber filter layer 5, the non-woven fabric filter layer 6 and the bamboo charcoal filter layer 7 can play a triple filtering role, thereby facilitating fully removing particle impurities in the sewage, the inclined fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7 enable impurity particles which cannot pass through after being filtered to fall to one side of the sewage collecting mechanism 11 along the inclined panel;

the drainage pipe 10 is connected with the lower side of the outside of the filtering chamber 4, the dirt collecting mechanism 11 is installed at the rear side of the inside of the filtering chamber 4, the dirt collecting mechanism 11 comprises a dirt collecting frame 1101, a hollow groove 1102, a thread space 1103 and a drainage pipe 1104, the hollow groove 1102 is arranged at one side of the inside of the dirt collecting frame 1101, the hollow groove 1102 is positioned at the upper side of the mounting outer frame 8, the thread space 1103 is arranged above the hollow groove 1102, the drainage pipe 1104 is connected with one side of the lower part of the dirt collecting frame 1101, three groups of hollow grooves 1102 are arranged, the hollow grooves 1102 respectively correspond to the upper sides of the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7, the three groups of hollow grooves 1102 respectively correspond to the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7, so that impurities on the upper sides of the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7 can enter the inside of the dirt collecting frame 1101 through the hollow groove 1102, and meanwhile, the sewage in the dirt collecting frame 1101 can flow and exchange between the filtering chamber 4 through the thread space 1103, only intercepting and retaining impurities, wherein a treatment chamber 12 is arranged below a filter chamber 4, a biological filter layer 13 and an aeration pipe 14 are sequentially arranged in the treatment chamber 12 from top to bottom, a flocculation mechanism 15 is arranged below the treatment chamber 12, the flocculation mechanism 15 comprises an inclined plate 1501, a blanking cavity 1502, an active sludge layer 1503 and an alum layer 1504, the inclined plates 1501 are fixed on two sides of the lower part of the interior of the treatment chamber 12, the blanking cavity 1502 is arranged on one side of the inclined plate 1501 close to the center line of the treatment chamber 12, the active sludge layer 1503 is arranged below the blanking cavity 1502, and the alum layer 1504 is fixed on two sides of the inner wall of the treatment chamber 12;

the outer side of the treatment chamber 12 is connected with a water pumping pipe 16, one side of the water pumping pipe 16 is provided with a water pump 17, one side of the water pump 17 is connected with a water guide pipe 18, the tail end of the water guide pipe 18 is provided with a purification chamber 19, an activated carbon adsorption layer 20 is fixed in the purification chamber 19, a disinfection chamber 21 is arranged below the purification chamber 19, a disinfection mechanism 22 is arranged in the disinfection chamber 21, the disinfection mechanism 22 comprises an ultraviolet lamp 2201, a transparent lampshade 2202, a connecting pipe 2203, a circulating water pipe 2204 and a water outlet pipe 2205, the ultraviolet lamps 2201 are arranged on two sides in the disinfection chamber 21, the transparent lampshade 2202 is arranged on one side of the ultraviolet lamp 2201, the connecting pipe 2203 is fixed below the middle of the purification chamber 19, the circulating water pipe 2204 is connected below the connecting pipe 2203, the circulating water pipe 2204 is located in the disinfection chamber 21, the water outlet pipe 2205 is fixed on one side of the bottom of the circulating water pipe 2204, and two groups of ultraviolet lamps 2201 are arranged, and the ultraviolet lamps 2201 are symmetrical with respect to the vertical central line of the disinfection chamber 21, the two symmetrical groups of ultraviolet lamps 2201 can perform ultraviolet radiation sterilization and disinfection on the sewage treated in the circulating water pipe 2204 in the disinfection chamber 21, the circulating water pipe 2204 is in a downward annular circulating structure, the flow path of the sewage can be increased, the flowing time of the sewage is prolonged, so that the sewage can be fully irradiated by ultraviolet rays, and the sterilization effect is better.

The method for efficiently treating the sewage for the steel mill comprises the following specific steps:

A. sewage filtration

The sewage after the preliminary sedimentation inside the sedimentation tank is discharged into the water inlet chamber 1 through the water inlet pipe 2, and the sewage entering the water inlet chamber 1 is filtered through the first metal mesh 303 and the second metal mesh 304 of the sewage blocking mechanism 3 so as to block impurities in the sewage;

B. removing impurities from sewage

The sewage in the filtering chamber 4 is subjected to triple filtering treatment through the arrangement of the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7, and meanwhile, impurities generated by filtering can fall into the sewage collecting frame 1101 so as to be conveniently removed and discharged in time;

C. treatment of sewage

The biological filter layer 13 is used for carrying out biochemical treatment on the sewage in the treatment chamber 12, and the alum layer 1504 is matched to enable residual suspended matters in the sewage to be gathered and precipitated, then the active sludge layer 1503 can agglomerate, adsorb and oxidize and decompose organic matters in the wastewater, and the active carbon adsorption layer 20 of the purification chamber 19 is used for adsorbing particle impurities in the sewage and eliminating peculiar smell in the sewage;

D. sewage disinfection

The sewage purified in the circulating water pipe 2204 in the disinfection chamber 21 is sterilized by ultraviolet irradiation by the ultraviolet lamp 2201, and finally the water in the circulating water pipe 2204 is discharged through the water outlet pipe 2205.

In conclusion, when the equipment for efficiently treating sewage in a steel mill is used, firstly, sewage after preliminary precipitation in a precipitation tank can be discharged into the water inlet chamber 1 through the water inlet pipe 2, then the sewage entering the water inlet chamber 1 is filtered through the first metal net 303 and the second metal net 304 of the trash blocking mechanism 3, wherein the mesh diameter of the first metal net 303 is larger than that of the second metal net 304, so that impurities with different diameters can be respectively blocked, the double-filtration and blocking effects are achieved, and after the equipment is used for a period of time, the first metal net 303, the second metal net 304 and the water inlet chamber 1 can be detached through the filter net frame 301 and the fixing bolt 302, so that the first metal net 303 and the second metal net 304 can be cleaned and replaced conveniently;

then sewage enters the inside of the filtering chamber 4, at the moment, the sewage in the filtering chamber 4 can be subjected to triple filtering treatment through the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7, impurity particles which cannot pass through the inclined fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7 after filtering can fall to one side of the sewage collecting mechanism 11 along an inclined panel, the three groups of hollow grooves 1102 respectively correspond to the fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7, so that impurities on the upper sides of the inclined fiber filtering layer 5, the non-woven fabric filtering layer 6 and the bamboo charcoal filtering layer 7 can enter the inside of the sewage collecting frame 1101 through the hollow grooves 1102, and finally, impurities accumulated in the sewage collecting frame 1101 can be discharged through the sewage discharge pipe 1104;

then the sewage enters the inside of the treatment chamber 12 through the drain pipe 10, then oxygen can be introduced through the aeration pipe 14 so as to enable the biological filter layer 13 to carry out biochemical treatment on the sewage inside the treatment chamber 12, meanwhile, the alum layer 1504 can enable suspended matters in the sewage to be gathered and precipitated, then the precipitate in the water can descend to the inclined plate 1501 and fall and mix into the active sludge layer 1503 below through the blanking cavity 1502, so that the active sludge layer 1503 can coagulate, adsorb and oxidatively decompose organic matters in the sewage so as to carry out sufficient biochemical treatment on the sewage, and further enhance the sewage precipitation adsorption effect;

finally, the water pump 17 pumps the sewage in the treatment chamber 12 through the water pumping pipe 16 and the water guide pipe 18 and guides the sewage into the purification chamber 19, the activated carbon adsorption layer 20 in the purification chamber 19 adsorbs particulate impurities in the sewage, meanwhile, peculiar smell in the sewage is eliminated, the purified sewage in the purification chamber 19 is introduced into the circulating water pipe 2204 through the connecting pipe 2203, then the sewage treated in the circulating water pipe 2204 in the disinfection chamber 21 can be sterilized and disinfected by ultraviolet irradiation through the arrangement of two groups of symmetrical ultraviolet lamps 2201, and finally, the treated clean water source is discharged through the water outlet pipe 2205, so that the use process of the equipment for efficiently treating the sewage in the whole steel mill is completed.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (9)

1. The utility model provides an equipment of steel mill with high-efficient processing sewage, includes intake chamber (1), filter chamber (4) and disinfection room (21), its characterized in that: the sewage treatment device is characterized in that a water inlet pipe (2) is connected above the middle of the water inlet chamber (1), a sewage blocking mechanism (3) is installed in the middle of the interior of the water inlet chamber (1), the filtering chamber (4) is installed below the water inlet chamber (1), a fiber filtering layer (5), a non-woven fabric filtering layer (6) and a bamboo charcoal filtering layer (7) are sequentially arranged in the filtering chamber (4) from top to bottom, installation outer frames (8) are fixed on the outer sides of the fiber filtering layer (5), the non-woven fabric filtering layer (6) and the bamboo charcoal filtering layer (7), the installation outer frames (8) are fixed with the inner wall of the filtering chamber (4) through positioning bolts (9), a drain pipe (10) is connected to the lower side of the exterior of the filtering chamber (4), a sewage collecting mechanism (11) is installed on the rear side of the interior of the filtering chamber (4), a treatment chamber (12) is installed below the filtering chamber (4), and a biological filtering layer (13) and an aeration pipe (14) are sequentially arranged in the treatment chamber (12) from top to bottom, the inside below of process chamber (12) is provided with flocculation mechanism (15), the outside of process chamber (12) is connected with drinking-water pipe (16), and one side of drinking-water pipe (16) installs water pump (17), one side of water pump (17) is connected with aqueduct (18), clean room (19) are installed to the end of aqueduct (18), and the inside of clean room (19) is fixed with activated carbon adsorption layer (20), install in the below of clean room (19) disinfection room (21), and the inside of disinfection room (21) is provided with disinfection mechanism (22).

2. The steel mill is with equipment of high-efficient processing sewage of claim 1, characterized by: trash rack (3) are including filter screen frame (301), fixing bolt (302), first metal mesh (303) and second metal mesh (304), filter screen frame (301) link to each other through fixing bolt (302) and the inner wall of intake chamber (1), and fixing bolt (302) set up in the upper and lower side of filter screen frame (301), the inside top of filter screen frame (301) is fixed with first metal mesh (303), the inside below of filter screen frame (301) is fixed with second metal mesh (304).

3. The steel mill is with equipment of high-efficient processing sewage according to claim 2, characterized in that: the mesh diameter of the first metal net (303) is larger than that of the second metal net (304), and the first metal net (303) and the second metal net (304) are fixed with the water inlet chamber (1) through the filter screen frame (301) and the fixing bolt (302).

4. The steel mill is with equipment of high-efficient processing sewage of claim 1, characterized by: the fiber filtering layer (5), the non-woven fabric filtering layer (6), the bamboo charcoal filtering layer (7) and the inner wall of the filtering chamber (4) are in an inclined structure, and the fiber filtering layer (5), the non-woven fabric filtering layer (6) and the bamboo charcoal filtering layer (7) are parallel to each other.

5. The steel mill is with equipment of high-efficient processing sewage of claim 1, characterized by: dirty mechanism (11) of collection is including dirty frame (1101) of collection, hollow groove (1102), strand space (1103) and blow off pipe (1104), the inside one side of dirty frame (1101) of collection is provided with hollow groove (1102), and hollow groove (1102) are located the upside of installation frame (8), the top of hollow groove (1102) is provided with strand space (1103), below one side of dirty frame (1101) of collection is connected with blow off pipe (1104).

6. The steel mill is with equipment of high-efficient processing sewage of claim 5, characterized by: the hollow grooves (1102) are provided with three groups, and the hollow grooves (1102) respectively correspond to the upper sides of the fiber filtering layer (5), the non-woven fabric filtering layer (6) and the bamboo charcoal filtering layer (7).

7. The steel mill is with equipment of high-efficient processing sewage of claim 1, characterized by: the flocculation mechanism (15) comprises inclined plates (1501), a blanking cavity (1502), an active sludge layer (1503) and an alum layer (1504), the inclined plates (1501) are fixed on two sides of the lower portion of the inside of the treatment chamber (12), the blanking cavity (1502) is arranged on one side, close to the center line of the treatment chamber (12), of the inclined plates (1501), the active sludge layer (1503) is arranged below the blanking cavity (1502), and the alum layer (1504) is fixed on two sides of the inner wall of the treatment chamber (12).

8. The steel mill is with equipment of high-efficient processing sewage of claim 1, characterized by: disinfection mechanism (22) are including ultraviolet lamp (2201), translucent lampshade (2202), connecting pipe (2203), circulating water pipe (2204) and outlet pipe (2205), ultraviolet lamp (2201) are installed to the inside both sides of disinfection room (21), and one side of ultraviolet lamp (2201) is provided with translucent lampshade (2202), the middle part below of clean room (19) is fixed with connecting pipe (2203), and the below of connecting pipe (2203) is connected with circulating water pipe (2204), circulating water pipe (2204) are located the inside of disinfection room (21), and bottom 220one side of circulating water pipe (2204) is fixed with outlet pipe (2205).

9. The steel mill is with equipment of high-efficient processing sewage of claim 8, characterized by: the ultraviolet lamps (2201) are arranged in two groups, and the ultraviolet lamps (2201) are symmetrical with each other about the vertical central line of the disinfection chamber (21).

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