CN112876010A - Steelmaking waste water treatment facilities - Google Patents
Steelmaking waste water treatment facilities Download PDFInfo
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- CN112876010A CN112876010A CN202110469740.XA CN202110469740A CN112876010A CN 112876010 A CN112876010 A CN 112876010A CN 202110469740 A CN202110469740 A CN 202110469740A CN 112876010 A CN112876010 A CN 112876010A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The utility model provides a steelmaking waste water treatment facilities, relates to effluent treatment plant technical field, and including the preliminary separating mechanism of waste water, the preliminary separating mechanism of waste water is connected with waste water biochemical treatment mechanism, and waste water biochemical treatment mechanism is connected with waste water gas-liquid mixture reaction mechanism, and waste water gas-liquid mixture reaction mechanism is connected with waste water adsorption treatment mechanism, and waste water adsorption treatment mechanism's exit linkage water purification tank. The invention solves the problems that the discharge amount of the steelmaking wastewater in the traditional technology is large, the primary filtering mechanism is easy to block in a short time, and the operators need to clean frequently.
Description
Technical Field
The invention relates to the technical field of wastewater treatment devices, in particular to a steelmaking wastewater treatment device.
Background
The steel industry belongs to water resource consuming households, so that the implementation of wastewater reuse is an important measure for steel enterprises to implement national energy-saving and emission-reducing policies. A large amount of waste water is generated in the smelting process, wherein the smelting waste water containing lead and zinc is waste water discharged in the lead and zinc production process and contains heavy metal ions such as lead and zinc.
The patent that discloses a publication number is CN212982710U among the prior art, this scheme includes the pipeline, and the inside nestification of pipeline has the support, and the fixture block is installed to the both sides of support upper end, can drive magnet through the flabellum and adsorb the inside metal particle of rivers to make this kind of filter mechanism can filter the inside metal impurity of waste water at the rivers in-process, be provided with the connecting rod, and through taking out the support from the pipeline is inside, manual with the handle rotation, the handle drives the connecting rod and is the angle swing in the inside of inner chamber.
The device gradually exposes the defects of the technology along with the use, and mainly shows the following aspects:
firstly, the discharge capacity of the steelmaking wastewater is large, so that the primary filtering mechanism is extremely easy to block in a short time, operators need to frequently clean the primary filtering mechanism, and the operation is inconvenient.
Second, owing to contain a large amount of impurity in the waste water for current processing apparatus is when separating impurity, along with the continuous entering of waste water, and impurity in the processing apparatus piles up more and more high, and the time is up, need shut down and derive accumulational impurity in the processing apparatus, has reduced work efficiency.
Thirdly, in the process of treating the wastewater, an additive needs to be added to carry out biochemical treatment on the wastewater, but after the additive is added into the existing device, the mixing efficiency of the wastewater in a unit area cannot be adjusted, the mixing reaction efficiency of the additive and the wastewater is reduced, and the wastewater treatment efficiency is reduced.
Fourthly, when the wastewater is subjected to aeration treatment, the contact efficiency of air and wastewater can not be improved in unit time, so that the aeration treatment time is prolonged, and impurities floating on the surface of the wastewater need to be cleaned regularly by an operator.
Fifthly, when the active carbon adsorbs elements in the wastewater, the active carbon adsorption layer is easy to block along with the continuous introduction of the wastewater, so that the wastewater treatment efficiency is reduced.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a steelmaking wastewater treatment device, which is used for solving the problems that the steelmaking wastewater discharge in the traditional technology is large, the primary filtering mechanism is easy to block in a short time, and operators need to clean frequently; because the accumulation of the impurities is higher and higher, the machine needs to be stopped to lead out the impurities accumulated in the treatment device; and the problem that the contact efficiency of air and waste water can not be improved in unit time.
In order to achieve the purpose, the invention provides the following technical scheme:
a steelmaking wastewater treatment device comprises a wastewater primary separation mechanism, wherein the wastewater primary separation mechanism is connected with a wastewater biochemical treatment mechanism, the wastewater biochemical treatment mechanism is connected with a wastewater gas-liquid mixing reaction mechanism, the wastewater gas-liquid mixing reaction mechanism is connected with a wastewater adsorption treatment mechanism, and an outlet of the wastewater adsorption treatment mechanism is connected with a clean water tank;
the primary wastewater separation mechanism comprises a wastewater storage cylinder, an upper port of the wastewater storage cylinder is provided with a separation net cylinder, an axis of the separation net cylinder is horizontally arranged, the separation net cylinder is arranged in a conical manner, a fixed scraping arc plate is arranged in the separation net cylinder, and the scraping arc plate is in friction contact with the inner wall of the separation net cylinder.
As an optimized scheme, a residue collecting cylinder is fixedly connected below the large-caliber end of the waste water storage cylinder, and a residue leading-out belt is arranged below a discharge hole of the residue collecting cylinder in a rotating mode.
As an optimized scheme, a draining plate is horizontally and slidably mounted on a discharge hole of the residue collecting cylinder.
As an optimized scheme, a driving cylinder is fixedly connected to the outer wall of the discharge port of the residue collecting cylinder through a support, the telescopic end of the driving cylinder is fixedly connected with the draining plate, and the draining plate slides along the lower part and the side of the discharge port of the residue collecting cylinder.
As an optimized scheme, a leading-in hole is further formed in the outer wall of the waste water storage cylinder, an arc-shaped guide plate which is obliquely arranged upwards is fixedly connected to the lower edge of the leading-in hole, and the leading-out belt and the discharge hole of the residue collecting cylinder are located above the arc-shaped guide plate.
As an optimized scheme, two ports of the separation net cylinder are respectively and fixedly connected with support rings matched with the caliber of the separation net cylinder, two support wheels in friction contact with the support rings are arranged below each support ring in parallel, and the support wheels are rotatably arranged on the base.
As an optimized scheme, a first driving machine for driving the supporting wheel to rotate is further fixedly connected to the base at the large-aperture end of the separation net cylinder.
As an optimized scheme, a waste water inlet cylinder with a fixed position is arranged at the small-caliber end of the separation net cylinder, and the waste water inlet cylinder is fixed on the base through a support rod.
As an optimized scheme, two ends of the scraping arc plate are correspondingly and fixedly connected with the residue collecting cylinder and the wastewater inlet cylinder through connecting rods respectively.
As an optimized scheme, the wastewater biochemical treatment mechanism comprises a rotating sleeve which is coaxially and rotatably installed in the wastewater storage cylinder, a plurality of stirring blades are arranged on the peripheral wall of the rotating sleeve in a surrounding manner, a flow guide hole is formed in each stirring blade, a control plate used for adjusting the area of the flow guide hole is arranged in each flow guide hole in a swinging manner, and an impurity separation mechanism is further connected to the lower port of the wastewater storage cylinder.
As an optimized scheme, the impurity separating mechanism comprises a cladding impurity collecting box at the lower end opening of the waste water storage cylinder, a bottom plate is fixedly connected with the lower end opening of the waste water storage cylinder, an on-off plate which is attached to the bottom plate is coaxially rotated at the lower surface of the bottom plate, a slag discharge opening which is in rotational symmetry is formed in the bottom plate along the center of the bottom plate, an on-off opening which is matched with the slag discharge opening is formed in the on-off plate, and the on-off plate is adjacent to the on-off opening in a region sealed mode.
As an optimized scheme, a slag hole is further formed in the bottom surface of the impurity collecting box, a door body is hinged to the edge of the slag hole, and a telescopic cylinder for driving the door body to swing is further arranged on the bottom surface of the impurity collecting box.
As an optimized scheme, an impurity leading-out belt is further rotatably arranged below the slag outlet.
As an optimized scheme, a lead screw is further rotatably mounted between the opposite inner walls of the impurity collecting boxes, the lead screw is in threaded connection with a slag scraping plate, the lower surface of the slag scraping plate is in frictional contact with the inner bottom surfaces of the impurity collecting boxes, and a second driving machine for driving the lead screw to rotate is fixedly connected to the outer walls of the impurity collecting boxes.
As an optimized scheme, a rotating column is rotatably mounted on the bottom plate, the lower end part of the rotating sleeve is fixed on the rotating column through a support frame, a main shaft is coaxially rotatably mounted in the rotating sleeve, the lower end part of the main shaft is rotatably mounted on the support frame, a driving bevel gear is fixedly connected to the main shaft, a rotating shaft is fixedly connected to one end of the control plate, and the other end of the rotating shaft penetrates through the stirring blade and extends into the rotating sleeve and is connected with a driven bevel gear meshed with the driving bevel gear.
As an optimized scheme, a third driving machine for driving the rotary column to rotate is further fixedly connected to the bottom plate.
As an optimized scheme, a fourth driving machine for driving the main shaft to rotate is fixedly connected to the supporting frame.
As an optimized scheme, a plate body is fixedly connected in the impurity collecting box, a fifth driving machine is fixedly connected to the plate body, and the output end of the fifth driving machine is fixedly connected with the on-off plate through a connecting frame.
As an optimized scheme, waste water gas-liquid mixture reaction mechanism includes the tank, the tank with the intercommunication has the pipeline between the waste water storage cylinder, the outer bottom surface of tank is equipped with driving motor, the last chamber shell of its drive shaft of cladding that is equipped with of driving motor, install on driving motor's the output shaft and be located carousel in the chamber shell, there is the needle brush along the central equipartition on the terminal surface that carousel and driving motor carried on the back mutually, and coaxial intercommunication has a liquid inlet cylinder on the end wall on the chamber shell, the import intercommunication of a liquid inlet cylinder the tank, the export orientation of a liquid inlet cylinder the needle brush, still the intercommunication has an air inlet cylinder on the liquid inlet cylinder, the upper end of chamber shell still rigid coupling has the intercommunication the mixed flow section of thick bamboo of tank inner chamber.
As an optimized scheme, the water storage tank is fixedly connected with a turbulence screen plate which is horizontally arranged through a support rod.
As an optimized scheme, the air inlet cylinder is further provided with a one-way valve.
As an optimized scheme, a scum leading-out belt is horizontally and rotatably arranged at a pool opening in the water storage pool, a plurality of water stirring plates are arranged on the surface of the scum leading-out belt, a scum collecting box is fixedly connected to the outer wall of the water storage pool close to the pool opening, and a leading-out hole communicated with the scum collecting box is further formed in the side wall of the water storage pool.
As an optimized scheme, the wastewater adsorption treatment mechanism comprises an adsorption cylinder, a lower port of the adsorption cylinder is sealed and arranged, a containing cylinder is installed in the adsorption cylinder in a rotating mode, a net plate is fixedly connected to the lower port of the containing cylinder, activated carbon is filled in the containing cylinder, meshes are formed in the side wall of the containing cylinder and the part, which is flush, of the activated carbon, the containing cylinder passes through a water collection area formed in the area above the activated carbon, a shunting cavity is further arranged above the containing cylinder, and the shunting cavity is communicated with the inner cavity of the water storage pool through a guide pipe.
As an optimized scheme, a sixth driving machine for driving the screen plate to rotate is further fixedly connected to the lower end part of the adsorption cylinder.
Compared with the prior art, the invention has the beneficial effects that:
the quick primary filtration of discharged wastewater is realized by rotating the arranged separation screen cylinder, so that large particles in the separation screen cylinder are discharged to the residue collecting cylinder, the inner cavity of the separation screen cylinder is in friction contact through the scraping arc plate fixedly arranged in the separation screen cylinder, the self-cleaning is realized, and the scraped impurities are guided into the residue collecting cylinder, so that the cleaning intensity of operators is reduced;
the residue is discharged through a residue discharge belt below the residue collection cylinder;
the waste water after being filtered by the separation screen cylinder is collected through the waste water storage cylinder, various additives are added into the waste water storage cylinder for chemical reaction, and the waste water in the waste water storage cylinder is stirred through the stirring blades rotating in the waste water storage cylinder, so that the contact mixing efficiency of the waste water and the additives is improved;
the control plate is arranged in the flow guide hole, and the mixing efficiency of the stirring blades can be adjusted in unit time by adjusting the swing angle of the control plate; the treatment efficiency of the wastewater is greatly improved;
through the bottom plate in the waste water storage cylinder and the opening on the on-off plate, when the accumulation height of impurities in the waste water storage cylinder is too high, the impurities are guided into the impurity collecting box for collection through the coincidence of the bottom plate and the opening on the on-off plate, and the maximization of a cavity of the waste water storage cylinder is ensured;
the bottom surface of the impurity collecting box is provided with the slag scraping plate in a reciprocating mode, impurities in the impurity collecting box are discharged through the slag scraping plate, and the impurities are discharged through the impurity leading-out belt located below the slag discharging port.
The air inlet is efficiently smashed and refined by the rotating needle brush, and the contact area between the air inlet and the wastewater is increased; and the buoyancy of the refined bubbles is reduced, so that the contact time with the wastewater is prolonged; the treatment capacity and the reaction efficiency of the wastewater are improved; impurities in the wastewater rise to the mouth of the water storage tank along with the bubbles by utilizing the tension of the bubbles to realize separation;
other gases can be introduced into the filter through the air inlet cylinder to carry out chemical reaction with the waste water in the filter, so that the chemical reaction is carried out while the physical filtration is carried out; the purification efficiency of the waste water is greatly improved;
floating impurities are guided into a scum collecting box for classified collection through a scum guide-out belt positioned at the mouth of the water storage tank;
the containing barrel filled with the activated carbon is rotationally arranged in the adsorption barrel, so that the wastewater is guided into the water collecting area, passes through the activated carbon for adsorption through the wastewater, and the efficiency of the wastewater passing through the activated carbon can be improved;
the method realizes the integration of various wastewater treatment processes, greatly improves the wastewater treatment efficiency, reduces the environmental pollution and saves water resources.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the primary wastewater separation mechanism of the present invention;
FIG. 3 is a schematic structural view of a wastewater biochemical treatment apparatus according to the present invention;
FIG. 4 is a schematic structural view of a wastewater gas-liquid mixing reaction mechanism according to the present invention;
FIG. 5 is a schematic structural view of a wastewater adsorption treatment mechanism according to the present invention.
In the figure: 1-a primary wastewater separation mechanism; 2-a wastewater biochemical treatment mechanism; 3-a wastewater gas-liquid mixing reaction mechanism; 4-a wastewater adsorption treatment mechanism; 5-a water purifying tank; 6-separating the mesh cylinder; 7-scraping arc plate; 8-wastewater enters the cylinder; 9-a base; 10-a support wheel; 11-a first driver; 12-a support ring; 13-a residue collection canister; 14-a draining board; 15-residue leading-out belt; 16-a driving cylinder; 17-a waste water storage cylinder; 18-an introduction hole; 19-an arc-shaped baffle; 20-stirring blades; 21-a control panel; 22-rotating sleeve; 23-a main shaft; 24-a drive bevel gear; 25-driven bevel gear; 26-a rotating shaft; 27-a support frame; 28-a base plate; 29-on-off plate; 30-a slag discharge port; 31-through fracture; 32-connecting the frame; 33-a third driver; 34-a fourth drive; 35-a fifth driver; 36-a lead screw; 37-a scraper; 38-a slag outlet; 39-a door body; 40-a telescopic cylinder; 41-impurity leading-out belt; 42-a second driver; 43-a water storage tank; 44-a drive motor; 45-chamber shell; 46-a liquid inlet cylinder; 47-a mixing barrel; 48-a turntable; 49-needle brush; 50-an air inlet cylinder; 51-a one-way valve; 52-a turbulence screen plate; 53-a lead-out hole; 54-scum leading-out belt; 55-water-repellent plate; 56-a dross collection box; 57-an adsorption cylinder; 58-containing cylinder; 59-mesh; 60-screen plate; 61-activated carbon; 62-a water collection area; 63-a flow splitting cavity; 64-sixth drive machine.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 5, the steelmaking wastewater treatment device comprises a wastewater primary separation mechanism 1, a wastewater biochemical treatment mechanism 2 connected to the wastewater primary separation mechanism 1, a wastewater gas-liquid mixing reaction mechanism 3 connected to the wastewater biochemical treatment mechanism 2, a wastewater adsorption treatment mechanism 4 connected to the wastewater gas-liquid mixing reaction mechanism 3, and a clean water tank 5 connected to an outlet of the wastewater adsorption treatment mechanism 4 through a clean water pipe;
the primary wastewater separation mechanism 1 comprises a wastewater storage cylinder 17, an upper port of the wastewater storage cylinder 17 is provided with a separation net cylinder 6, an axis of the separation net cylinder 6 horizontally rotates, the separation net cylinder 6 is in a conical shape, a material scraping arc plate 7 with a fixed position is arranged in the separation net cylinder 6, and the material scraping arc plate 7 is in friction contact with the inner wall of the separation net cylinder 6.
The big aperture of waste water storage cylinder 17 holds the below still the rigid coupling has residue collecting cylinder 13, and the discharge gate below of residue collecting cylinder 13 rotates and is equipped with residue and derives belt 15.
A draining plate 14 is horizontally arranged on the discharge hole of the residue collecting cylinder 13 in a sliding way.
The outer wall of the discharge port of the residue collecting cylinder 13 is fixedly connected with a driving cylinder 16 through a bracket, the telescopic end of the driving cylinder 16 is fixedly connected with a draining plate 14, and the draining plate 14 slides along the lower part and the side of the discharge port of the residue collecting cylinder 13.
The outer wall of the waste water storage cylinder 17 is also provided with a leading-in hole 18, the lower edge of the leading-in hole 18 is fixedly connected with an arc-shaped guide plate 19 which is obliquely arranged upwards, and the discharge hole of the leading-out belt and the residue collection cylinder 13 is positioned above the arc-shaped guide plate 19.
Two ports of the separation net cylinder 6 are respectively and fixedly connected with support rings 12 matched with the calibers of the support rings, two support wheels 10 in frictional contact with the support rings are arranged below each support ring 12 in parallel, and the support wheels 10 are rotatably arranged on the base 9.
A first driving machine 11 for driving the supporting wheel 10 to rotate is also fixedly connected to the base 9 at the large-aperture end of the separating net drum 6.
The small-caliber end of the separation net cylinder 6 is provided with a waste water inlet cylinder 8 with a fixed position, and the waste water inlet cylinder 8 is fixed on the base 9 through a support rod.
Two ends of the scraping arc plate 7 are respectively and correspondingly fixedly connected with the residue collecting cylinder 13 and the waste water inlet cylinder 8 through connecting rods.
The wastewater biochemical treatment mechanism 2 comprises a rotating sleeve 22 which is coaxially rotated and installed in the wastewater storage cylinder 17, a plurality of stirring blades 20 are arranged on the peripheral wall of the rotating sleeve 22 in an enclosing manner, a flow guide hole is formed in each stirring blade 20, a control plate 21 used for adjusting the area of the flow guide hole is installed in each flow guide hole in a swinging manner, and an impurity separation mechanism is further connected to the lower port of the wastewater storage cylinder 17.
Injecting the wastewater into a wastewater storage barrel 17, adding an alkaline substance, and adjusting and controlling the pH value of the wastewater to be 7-8; adding a proper amount of zymogenic anaerobic bacteria into the waste water storage cylinder 17, hydrolyzing and acidifying organic matters in the waste water to obtain a corresponding product; blowing oxygen into the wastewater storage cylinder 17 to improve the oxygen content in the wastewater and provide conditions favorable for the survival and propagation of aerobic bacteria; adding phosphorus accumulating bacteria, and synthesizing phosphate in the wastewater into polyphosphate by the phosphorus accumulating bacteria in an oxygen-rich environment; because the biochemical treatment method is not an innovative part of the scheme, the existing biochemical treatment mode can be adopted, so that the detailed description is omitted, and the innovation of the scheme is mainly the structural innovation of the equipment.
The impurity separating mechanism comprises an impurity collecting box covering the lower end opening of the waste water storage cylinder 17, a bottom plate 28 is fixedly connected to the lower end opening of the waste water storage cylinder 17, a switching plate 29 attached to the bottom plate 28 is coaxially and rotatably mounted on the lower surface of the bottom plate 28, a slag discharging opening 30 in rotational symmetry is formed in the bottom plate 28 along the center of the bottom plate, a switching opening 31 matched with the slag discharging opening 30 is formed in the switching plate 29, and the switching plate 29 seals the slag discharging opening 30 through the area between the adjacent switching openings 31.
The bottom surface of the impurity collecting box is also provided with a slag outlet 38, the edge of the slag outlet 38 is hinged with a door body 39, and the bottom surface of the impurity collecting box is also provided with a telescopic cylinder 40 for driving the door body 39 to swing.
An impurity discharging belt 41 is rotatably installed below the slag hole 38.
A screw rod 36 is rotatably arranged between the opposite inner walls of the impurity collecting box, a slag scraping plate 37 is connected onto the screw rod 36 in a threaded manner, the lower surface of the slag scraping plate 37 is in frictional contact with the inner bottom surface of the impurity collecting box, and a second driving machine 42 for driving the screw rod 36 to rotate is fixedly connected onto the outer wall of the impurity collecting box.
The rotating column is rotatably installed on the bottom plate 28, the lower end part of the rotating sleeve 22 is fixed on the rotating column through a supporting frame 27, the main shaft 23 is coaxially rotatably installed in the rotating sleeve 22, the lower end part of the main shaft 23 is rotatably installed on the supporting frame 27, a driving bevel gear 24 is fixedly connected to the main shaft 23, a rotating shaft 26 is fixedly connected to one end of the control plate 21, and the other end of the rotating shaft 26 penetrates through the stirring blade 20 and extends to the inside of the rotating sleeve 22 and is connected with a driven bevel gear 25 meshed with the driving bevel gear 24.
A third driving machine 33 for driving the rotation of the rotary column is also fixed on the bottom plate 28.
A fourth driving machine 34 for driving the main shaft 23 to rotate is fixed on the supporting frame 27.
A plate body is fixedly connected in the impurity collecting box, a fifth driving machine 35 is fixedly connected on the plate body, and the output end of the fifth driving machine 35 is fixedly connected with the breaking plate 29 through a connecting frame 32.
The wastewater gas-liquid mixing reaction mechanism 3 comprises a water storage tank 43, a pipeline is communicated between the water storage tank 43 and a wastewater storage barrel 17, a driving motor 44 is arranged on the outer bottom surface of the water storage tank 43, a cavity shell 45 covering the driving shaft of the driving motor 44 is arranged on the driving motor 44, a rotary disc 48 positioned in the cavity shell 45 is mounted on an output shaft of the driving motor, needle brushes 49 are uniformly distributed along the center on the end surface of the rotary disc 48 opposite to the driving motor 44, a liquid inlet barrel 46 is coaxially communicated on the end wall of the cavity shell 45, the inlet of the liquid inlet barrel 46 is communicated with the water storage tank 43, the outlet of the liquid inlet barrel 46 faces the needle brushes 49, an air inlet barrel 50 is further communicated on the liquid inlet barrel 46, and a mixed flow barrel 47 communicated with the inner cavity of the water storage.
A turbulence net plate 52 which is horizontally arranged is fixedly connected in the water storage tank 43 through a support rod.
The inlet cylinder 50 is also provided with a non-return valve 51.
A scum leading-out belt 54 is horizontally and rotatably arranged at the pool opening in the water storage pool 43, a plurality of water stirring plates 55 are arranged on the surface of the scum leading-out belt 54, a scum collecting box 56 is fixedly connected to the outer wall of the water storage pool 43 close to the pool opening, and a leading-out hole 53 communicated with the scum collecting box 56 is arranged on the side wall of the water storage pool 43.
Waste water adsorption treatment mechanism 4 is including adsorbing a section of thick bamboo 57, the lower port of adsorbing a section of thick bamboo 57 seals the setting, adsorb a section of thick bamboo 57 internal rotation and install a splendid attire section of thick bamboo 58, the lower port rigid coupling of a splendid attire section of thick bamboo 58 has otter board 60, the intussuseption of a splendid attire section of thick bamboo 58 is filled with active carbon 61, mesh 59 has been seted up with the part that the lateral wall of a splendid attire section of thick bamboo 58 is neat mutually with active carbon 61, a splendid attire section of thick bamboo 58 forms water-collecting area 62 through the region of active carbon 61 top, the top of.
A sixth driving machine 64 for driving the screen plate 60 to rotate is further fixed to the lower end of the adsorption cylinder 57.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. A steelmaking waste water treatment device is characterized in that: the device comprises a primary wastewater separation mechanism (1), wherein the primary wastewater separation mechanism (1) is connected with a biochemical wastewater treatment mechanism (2), the biochemical wastewater treatment mechanism (2) is connected with a gas-liquid wastewater mixing reaction mechanism (3), the gas-liquid wastewater mixing reaction mechanism (3) is connected with a wastewater adsorption treatment mechanism (4), and an outlet of the wastewater adsorption treatment mechanism (4) is connected with a water purification tank (5);
the primary wastewater separation mechanism (1) comprises a wastewater storage cylinder (17), an upper port of the wastewater storage cylinder (17) is provided with a separation net cylinder (6) with an axis which is horizontally rotated and arranged, the separation net cylinder (6) is in a conical shape, a material scraping arc plate (7) with a fixed position is arranged in the separation net cylinder (6), and the material scraping arc plate (7) is in friction contact with the inner wall of the separation net cylinder (6).
2. The steelmaking wastewater treatment plant as claimed in claim 1, wherein: the waste water stores up the below of the big bore end of a section of thick bamboo (17) and still the rigid coupling has residue collecting vessel (13), the discharge gate below rotation of residue collecting vessel (13) is equipped with residue and derives belt (15).
3. The steelmaking wastewater treatment plant as claimed in claim 1, wherein: waste water biochemical treatment mechanism (2) including coaxial rotation install in change cover (22) in waste water storage cylinder (17), it is equipped with a plurality of stirring vane (20) to enclose on the perisporium of cover (22) to change, the water conservancy diversion hole has been seted up on stirring vane (20), it is used for adjusting still to swing to install in the water conservancy diversion hole control panel (21) of water conservancy diversion hole area, still be connected with impurity separation mechanism on the lower port of waste water storage cylinder (17).
4. The steelmaking wastewater treatment plant as claimed in claim 3, wherein: impurity separating mechanism is including the cladding waste water stores up the impurity collecting box of end opening under section of thick bamboo (17), the lower end opening rigid coupling of waste water storage section of thick bamboo (17) has bottom plate (28), the lower surface of bottom plate (28) is still coaxial to rotate and is installed break-make board (29) rather than laminating mutually, set up along its center on bottom plate (28) and be rotational symmetry's row cinder notch (30), seted up on break-make board (29) with arrange cinder notch (30) assorted break-through mouth (31), break-make board (29) are through adjacent it seals to lead to the region between fracture (31) arrange cinder notch (30).
5. The steelmaking wastewater treatment plant as claimed in claim 4, wherein: the bottom surface of the impurity collecting box is also provided with a slag outlet (38), the edge of the slag outlet (38) is hinged with a door body (39), and the bottom surface of the impurity collecting box is also provided with a telescopic cylinder (40) for driving the door body (39) to swing.
6. The steelmaking wastewater treatment plant as claimed in claim 4, wherein: the impurity collecting box is characterized in that a lead screw (36) is rotatably arranged between the opposite inner walls of the impurity collecting box, a slag scraping plate (37) is connected to the lead screw (36) in a threaded mode, and the lower surface of the slag scraping plate (37) is in friction contact with the inner bottom surface of the impurity collecting box.
7. The steelmaking wastewater treatment plant as claimed in claim 4, wherein: the utility model discloses a rotating sleeve, including bottom plate (28), rotating sleeve (22), main shaft (23), stirring vane (20), rotating sleeve (22), bottom plate (28) go up to rotate and install the rotary column, the lower tip of rotating sleeve (22) is fixed in through support frame (27) on the rotary column, it installs main shaft (23) to go back coaxial rotation in rotating sleeve (22), the lower tip of main shaft (23) rotate install in on support frame (27), the rigid coupling has drive bevel gear (24) on main shaft (23), the one end rigid coupling of control panel (21) has pivot (26), the other end of pivot (26) passes stirring vane (20) extend to inside rotating sleeve (22), and be connected with drive bevel gear (24) engaged with driven bevel gear (25).
8. The steelmaking wastewater treatment plant as claimed in claim 1, wherein: the wastewater gas-liquid mixing reaction mechanism (3) comprises a water storage tank (43), a pipeline is communicated between the water storage tank (43) and the wastewater storage cylinder (17), a driving motor (44) is arranged on the outer bottom surface of the water storage tank (43), a cavity shell (45) for coating a driving shaft of the driving motor (44) is arranged on the driving motor (44), a rotary disc (48) positioned in the cavity shell (45) is arranged on an output shaft of the driving motor (44), needle brushes (49) are evenly distributed along the center on the end surface of the rotary disc (48) opposite to the driving motor (44), a liquid inlet cylinder (46) is coaxially communicated on the end wall of the cavity shell (45), the inlet of the liquid inlet cylinder (46) is communicated with the water storage tank (43), the outlet of the liquid inlet cylinder (46) faces the needle brush (49), the liquid inlet cylinder (46) is also communicated with an air inlet cylinder (50), and the upper end part of the cavity shell (45) is also fixedly connected with a mixed flow cylinder (47) communicated with the inner cavity of the water storage pool (43).
9. The steelmaking wastewater treatment plant as claimed in claim 8, wherein: waste water adsorbs processing mechanism (4) is including adsorbing a section of thick bamboo (57), the lower port of adsorbing a section of thick bamboo (57) seals the setting, adsorb a splendid attire section of thick bamboo (58) internal rotation and install a splendid attire section of thick bamboo (58), the lower port rigid coupling of a splendid attire section of thick bamboo (58) has otter board (60), the splendid attire section of thick bamboo (58) intussuseption is filled with active carbon (61), the lateral wall of a splendid attire section of thick bamboo (58) with mesh (59) have been seted up to active carbon (61) parts that are overweight and level, a splendid attire section of thick bamboo (58) pass through the region of active carbon (61) top forms catchment region (62), the top of a splendid attire section of thick bamboo (58) still is equipped with reposition of redundant personnel.
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Effective date of registration: 20210918 Address after: 261000 Room 403, Gaoxin building, west of central secondary trunk road, north of Yuqing East Street, Gaoxin District, Weifang City, Shandong Province Applicant after: SHANDONG ZHIHUI PATENT OPERATION Co.,Ltd. Address before: 261201 Weigang East Road, Steel Factory Industrial Park, Weifang City, Shandong Province Applicant before: WEIFANG SPECIAL STEEL GROUP Co.,Ltd. |
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