CN112759205B - Pretreatment device for high-concentration organic phosphorus wastewater - Google Patents
Pretreatment device for high-concentration organic phosphorus wastewater Download PDFInfo
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- CN112759205B CN112759205B CN202110369570.8A CN202110369570A CN112759205B CN 112759205 B CN112759205 B CN 112759205B CN 202110369570 A CN202110369570 A CN 202110369570A CN 112759205 B CN112759205 B CN 112759205B
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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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- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
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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
- C02F3/308—Biological phosphorus removal
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Abstract
The invention discloses a pretreatment device for high-concentration organic phosphorus wastewater, which belongs to the technical field of sewage treatment and comprises a first treatment tank, a screening component, a cleaning component, a second treatment tank, an electrocatalytic oxidation device, a third treatment tank, a dumping component, a stirring component, a biochemical reaction tank and three water pumps. According to the invention, through the screening component and the cleaning component, the screening and cleaning operation is carried out on the impurities in the wastewater before the wastewater is treated, the influence on the subsequent dephosphorization operation is avoided, and the efficiency of the dephosphorization operation is improved.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a pretreatment device for high-concentration organic phosphorus wastewater.
Background
At present, more than 1 ten thousand organic phosphorus compounds are produced globally, and due to the expanded production and wide use of organic phosphorus chemical industry, the amount of high-concentration toxic organic wastewater generated in the production process is large, the pollution is heavy, and the organic wastewater causes great harm to the environment. Therefore, effective treatment of such wastewater is urgently needed. The phosphorus-containing wastewater with the concentration of more than 100mg/L is called high-concentration phosphorus-containing wastewater, and the pretreatment of the high-concentration organic phosphorus wastewater mostly adopts a physicochemical process, wherein the chemical process comprises a Fenton oxidation method, an electrocatalytic oxidation method and the like, and the physical process comprises an adsorption method, a stripping method, a flocculation method, a sedimentation method and the like. However, in the implementation of chemical methods such as fenton oxidation, the treated water may have color due to the high concentration of Fe2+, and the reaction of Fe2+ with H2O2 reduces the utilization rate of H2O2, requires to be carried out in a lower pH, and is limited in application; although the common flocculation precipitation method has the advantages of simple process flow and convenient operation, the method cannot achieve better treatment effect for treating the organic phosphorus with higher concentration only by adopting the method, and the method has the disadvantages of large dosage of medicament used in the treatment process, high operation cost and large amount of generated sludge. If the pretreatment of the high-concentration organophosphorus wastewater cannot achieve a good treatment effect, a large treatment burden is brought to the later treatment such as biological treatment.
However, the conventional apparatus has the following problems: first, can't carry out the filtration operation to the impurity in the waste water in preliminary to the processing procedure of waste water, the second can't clear up the operation to impurity after filtering to the impurity in the waste water, and the third can't put in the chemicals to waste water automatically when carrying out chemical dephosphorization to waste water.
Disclosure of Invention
The embodiment of the invention provides a pretreatment device for high-concentration organic phosphorus wastewater, and aims to solve the technical problems that the impurities in the wastewater cannot be filtered in the primary wastewater treatment process, the impurities in the wastewater cannot be cleaned after being filtered, and chemicals cannot be automatically put into the wastewater during chemical dephosphorization of the wastewater.
The embodiment of the invention adopts the following technical scheme: a pretreatment device for high-concentration organic phosphorus wastewater comprises a first treatment tank, a screening component, a cleaning component, a second treatment tank, an electrocatalytic oxidation device, a third treatment tank, a dumping component, a stirring component, a biochemical reaction tank and three water suction pumps, wherein the first treatment tank, the second treatment tank and the third treatment tank are vertically arranged on a horizontal plane, the first treatment tank is provided with a water inlet, the screening component is arranged in the first treatment tank, the cleaning component is arranged in the first treatment tank and is in sliding fit with the screening component, the second treatment tank is provided with an air inlet pipe and an exhaust pump, the electrocatalytic oxidation device is arranged in the second treatment tank, the first treatment tank and the second treatment tank are communicated through the input end and the output end of one water suction pump, the dumping component is arranged in the third treatment tank and is rotationally connected with the third treatment tank, the stirring subassembly sets up in the third treatment tank and is located the below of empting the subassembly, the second is handled the pond and is handled the pond with the third and communicate with each other by the input and the output of a suction pump, biochemical reaction pond level sets up on the horizontal plane, pond and biochemical reaction pond are handled to the third and are communicated with each other by the input and the output of a suction pump.
Further, the screening component comprises a first fixing plate, a vibration filter screen, a vibrating rod, a vibration box, a vibration frame, a suspension device, a damping spring device, two first bases, two vibration motors and two semicircular plates, wherein the first fixing plate is horizontally arranged in the first treatment pool and is fixedly connected with the first treatment pool, the two first bases are symmetrically and fixedly connected with the top of the first fixing plate, the bottom end of the suspension device is arranged on the two first bases and is in sliding fit with the first bases, the vibration frame is fixedly connected with the other end of the suspension device, one end of the damping spring device is in sliding fit with the vibration frame, the vibration box is fixedly connected with the damping spring device, the two vibration motors are fixedly connected in the vibration box, each semicircular plate is in transmission connection with the main shaft of the vibration motor, and the two semicircular plates are in sliding fit with the first fixing plate, the vibrating rod is vertically arranged on the vibrating box, and the vibrating filter screen is fixedly connected to the top end of the vibrating rod.
Further, the cleaning assembly comprises an impurity collecting box, a mounting plate, an impurity removing motor, a rotating wheel, a swinging plate, a scraping plate and a limiting rod, the impurity collecting box is arranged on the outer side wall of the first treatment tank, the mounting plate is fixedly connected on the inner side wall of the first treatment tank, the impurity removing motor is fixedly connected on one side of the mounting plate, the rotating wheel is arranged on a main shaft of the impurity removing motor and is in transmission connection with the main shaft of the impurity removing motor, the rotating wheel is provided with the swinging rod, the limiting rod is arranged on the mounting plate, the swinging plate is provided with a first rotating groove, a second rotating groove and a limiting groove, the swinging plate is arranged on the main shaft of the impurity removing motor and is positioned on the other side of the mounting plate, the swinging plate is in sliding fit with the main shaft of the impurity removing motor through the first rotating groove, and the swinging rod on the rotating wheel is in sliding fit with the swinging plate through the, the swing plate passes through spacing groove and gag lever post sliding fit, strike off the board setting at the front end of swing plate and with swing plate fixed connection, strike off the top sliding fit of board and vibration filter screen.
Further, the electrocatalytic oxidation device comprises an electrocatalytic oxidation device body, a cathode electrode, an anode electrode, a power supply controller and a wire, wherein the electrocatalytic oxidation device body is vertically arranged inside the second treatment pool, the power supply controller is arranged outside the second treatment pool, the wire penetrates through the second treatment pool and is connected with the second treatment pool in a sealing manner, and the power supply controller is connected with the cathode electrode and the anode electrode through the wire respectively.
Further, the dumping component comprises a second fixing plate, a first rotating shaft, a driving gear, a motor fixing frame, a rotating motor, a rotating gear, a lifting frame, a lifting electric cylinder, a lifting plate, a rotating motor, a rotating gear, a rotating rack, a second rotating shaft, a rotating frame and a dumping barrel, wherein the second fixing plate is horizontally arranged in the third treatment pool in a semicircular shape, the first rotating shaft is rotatably connected to the top of the second fixing plate, the driving gear is fixedly connected to the top of the second rotating shaft, the motor fixing frame is horizontally arranged at the top of the second fixing plate, the rotating motor is fixedly connected to the top of the motor fixing frame, a main shaft of the rotating motor is rotatably matched with the motor fixing frame, the rotating gear is arranged on the main shaft of the rotating motor and is in transmission connection with the main shaft of the rotating motor, the driving gear is meshed with the rotating gear, the vertical setting of crane is equipped with the sliding tray on drive gear's top and crane, the vertical setting of lift electric cylinder is on the crane, lifter plate fixed connection just passes through sliding tray and crane sliding fit on the flexible end of lift electric cylinder, rotating electrical machines fixed connection is on the lifter plate, the second axis of rotation rotates to be connected on the lifter plate, the one end transmission of second axis of rotation is connected on the main shaft of rotating electrical machines, rotating gear fixed connection is in the second axis of rotation, the swivel mount rotates the other end of connecting in the second axis of rotation, the bucket fixed connection that falls inclines is on the swivel mount, rotatory rack fixed connection is on the lateral wall of swivel mount, rotating gear and rotatory rack intermeshing.
Further, the stirring assembly comprises a third fixing plate, a stirring motor, a first bevel gear, a second bevel gear, a third rotating shaft, a rotating frame, a third bevel gear, a fourth rotating shaft and a stirring blade, the third fixing plate is horizontally arranged in a third processing pool, the stirring motor is fixedly connected to the top of the third fixing plate, a main shaft of the stirring motor is in rotating fit with the third fixing plate, the first bevel gear is in transmission connection with the main shaft of the stirring motor, the rotating frame is arranged on the main shaft of the stirring motor and is in rotating fit with the main shaft of the stirring motor, the third rotating shaft is in rotating connection with the rotating frame, the second bevel gear is fixedly connected to the top of the third rotating shaft, the first bevel gear and the second bevel gear are mutually engaged, the third bevel gear is fixedly connected to the third rotating shaft, and the fourth rotating shaft is in rotating connection with the rotating frame, the fourth bevel gear is fixedly connected to the top of the fourth rotating shaft, the third bevel gear is meshed with the fourth bevel gear, and the stirring blade is fixedly connected to the bottom end of the fourth rotating shaft.
The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:
firstly, when waste water enters a first treatment tank from a water inlet, the waste water flows to the bottom of the first treatment tank through a vibration filter screen, impurities in the waste water are blocked to the surface of the vibration filter screen, at the moment, two vibration motors work to drive two semicircular plates to rotate on a first fixing plate, the surfaces of the two semicircular plates and the first fixing plate slide to generate vibration so as to drive a vibration box to vibrate up and down on a vibration frame through a damping spring device, the vibration box vibrates to drive the vibration frame to vibrate left and right on two first bases through a suspension device, so as to drive a vibration rod to vibrate, the vibration rod vibrates to drive the vibration filter screen to vibrate, the vibration filter screen vibrates to drive the impurities on the surface of the vibration filter screen to perform eccentric motion to move the impurities on the surface of the vibration filter screen, the phenomenon that the cleaning assembly cannot thoroughly clean the impurities is caused to the vibration filter screen is prevented, and then the cleaning assembly is matched to perform cleaning operation on the impurities on, thereby improving the efficiency of the cleaning operation.
Secondly, when the water inlet feeds water into the first treatment tank, a large amount of impurities in the water need to be removed, at the moment, the large amount of impurities flow to the vibration filter screen through the water inlet, the impurity removal motor works to drive the rotating wheel to rotate, the swinging plate is in rotating fit with the main shaft of the impurity removal motor through the first rotating groove, the swinging plate is in rotating fit with the rotating wheel through the second rotating groove and the swinging rod, the swinging plate is in sliding fit with the limiting rod through the limiting groove, the limiting rod prevents the swinging plate from rotating so as to drive the swinging plate to do front-back swinging motion on the mounting plate, the front-back swinging of the swinging plate drives the scraping plate fixedly connected with the front end of the swinging plate to clean the impurities on the vibration filter screen into the impurity collecting, thereby realize the clearance operation, through the cooperation with screening subassembly, separate waste water and impurity operation and clear up impurity, avoid influencing the operation of removing phosphorus after, improved the efficiency of the operation of removing phosphorus.
Thirdly, the wastewater after electrocatalytic oxidation needs further dephosphorization operation, the water pump pumps the wastewater in the second treatment tank into a third treatment tank, at the moment, the rotating motor works to drive the rotating gear to rotate, the rotating gear rotates to drive the driving gear to rotate on the second fixing plate through the first rotating shaft, the driving gear rotates to drive the lifting frame to rotate, the lifting electric cylinder works to push the lifting plate to slide on the lifting frame through the sliding groove, the rotating motor works to drive the rotating gear to rotate, the rotating gear rotates to drive the rotating rack to move, the rotating rack moves to drive the rotating frame to rotate through the second rotating shaft, so as to drive the dumping barrel to dump the HMC-P3 in the barrel, the main component of the hypophosphorous acid remover HMC-P3 is inorganic composite salt, can directly act on hypophosphorous acid salt, and by a cleaning homogeneous coprecipitation technology, the HMC-P3 and the hypophosphorous salt generate homogeneous precipitation and are further removed by coagulation, so that primary oxidation can be avoided, the process flow is reduced, the standard reaching removal of the hypophosphorous salt is ensured, when the phosphorus-containing wastewater is treated by the HMC-P3, the form of phosphorus in the wastewater is firstly determined to determine the adding amount of a medicament, the using amounts of HMC-P3 for the orthophosphoric phosphorus, the hypophosphorous phosphorus and the organic phosphorus are different and are approximately increased in a step shape, secondly, the reaction time is determined, the reaction time for treating the hypophosphorous is generally shorter than that of the organic phosphorus, and finally, the coagulation and precipitation are carried out, the step needs to be noticed, the non-ionic PAM flocculation is only needed to be used when the precipitation is formed according to the homogeneous principle of the HMC-P3, at the moment, the reaction can be completed as long as the pH is controlled, the HMC-P3 can be subjected to multi, the manual operability is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic illustration of a screen assembly according to the present invention;
FIG. 4 is a schematic view of a cleaning assembly according to the present invention;
FIG. 5 is a schematic structural diagram of an electrocatalytic oxidation apparatus according to the present invention;
FIG. 6 is a schematic structural diagram of an electrocatalytic oxidation apparatus according to the present invention;
FIG. 7 is a first schematic view of a pouring assembly according to the present invention;
FIG. 8 is a second schematic view of the pouring assembly of the present invention;
FIG. 9 is a schematic view of the stirring assembly of the present invention.
Reference numerals:
1. a first treatment tank; 11. a water inlet; 12. a second treatment tank; 121. an air inlet pipe; 122. an exhaust pump; 13. a third treatment tank; 14. a biochemical reaction tank; 15. a water pump; 2. a screen assembly; 21. a first fixing plate; 22. vibrating the filter screen; 23. a vibrating rod; 24. a vibration box; 25. a vibration frame; 26. a suspension device; 27. a damping spring device; 28. a first base; 29. a vibration motor; 291. a semicircular plate; 3. cleaning the assembly; 31. an impurity collecting box; 32. mounting a plate; 33. removing impurities from the motor; 34. a rotating wheel; 341. a swing lever; 35. a swing plate; 36. scraping the plate; 37. a limiting rod; 4. an electrocatalytic oxidation device; 41. an electrocatalytic oxidation device body; 42. a cathode electrode; 43. an anode electrode; 44. a power supply controller; 45. a wire; 5. a pouring assembly; 51. a second fixing plate; 52. a first rotating shaft; 521. a drive gear; 53. a motor fixing frame; 54. rotating the motor; 55. a rotating gear; 56. a lifting frame; 57. a lifting electric cylinder; 571. a lifting plate; 58. a rotating electric machine; 581. a rotating gear; 582. rotating the rack; 583. a second rotating shaft; 59. a rotating frame; 591. pouring the barrel; 6. a stirring assembly; 61. a third fixing plate; 62. a stirring motor; 63. a first bevel gear; 64. a second bevel gear; 65. a third rotating shaft; 66. a rotating frame; 67. a third bevel gear; 68. a fourth bevel gear; 69. a fourth rotating shaft; 691. stirring the leaves.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 9, an embodiment of the present invention provides a pretreatment apparatus for high concentration organophosphorus wastewater, including a first treatment tank 1, a screen assembly 2, a cleaning assembly 3, a second treatment tank 12, an electrocatalytic oxidation apparatus 4, a third treatment tank 13, a dumping assembly 5, a stirring assembly 6, a biochemical reaction tank 14, and three water pumps 15, wherein the first treatment tank 1, the second treatment tank 12, and the third treatment tank 13 are all vertically arranged on a horizontal plane, the first treatment tank 1 is provided with a water inlet 11, the screen assembly 2 is arranged in the first treatment tank 1, the cleaning assembly 3 is arranged in the first treatment tank 1 and is in sliding fit with the screen assembly 2, the second treatment tank 12 is provided with an air inlet pipe 121 and an air exhaust pump 122, the electrocatalytic oxidation apparatus 4 is arranged in the second treatment tank 12, the first treatment tank 1 and the second treatment tank 12 are communicated with each other through an input end and an output end of one water pump 15, the dumping component 5 is arranged in a third treatment tank 13 and is rotationally connected with the third treatment tank 13, the stirring component 6 is arranged in the third treatment tank 13 and is positioned below the dumping component 5, the second treatment tank 12 is communicated with the third treatment tank 13 through the input end and the output end of a water pump 15, the biochemical reaction tank 14 is horizontally arranged on a horizontal plane, and the third treatment tank 13 is communicated with the biochemical reaction tank 14 through the input end and the output end of the water pump 15; when wastewater enters the first treatment tank 1 through the water inlet 11, impurities in the wastewater are cleaned through the screening component 2 and the cleaning component 3, the cleaned wastewater is pumped to the second treatment tank 12 through the water suction pump 15, the cleaned wastewater is subjected to electrocatalytic oxidation by the electrocatalytic oxidation device 4, then the wastewater is pumped to the third treatment tank 13 through the water suction pump 15, the wastewater enters the third treatment tank 13 and then is poured into the wastewater through the pouring component 5, the wastewater and the HMC-P3 are fully mixed through the stirring component 6, and finally the wastewater is pumped to the biochemical reaction tank 14 through the water suction pump 15 after being precipitated to complete pretreatment operation of high-concentration organophosphorus wastewater.
Preferably, referring to fig. 3, the screen assembly 2 includes a first fixing plate 21, a vibration screen 22, a vibration rod 23, a vibration box 24, a vibration frame 25, a suspension device 26, a damping spring device 27, two first bases 28, two vibration motors 29 and two semicircular plates 291, the first fixing plate 21 is horizontally disposed in the first treatment tank 1 and fixedly connected with the first treatment tank 1, the two first bases 28 are symmetrically and fixedly connected to the top of the first fixing plate 21, the bottom ends of the suspension device 26 are disposed on the two first bases 28 and slidably engaged with the first bases 28, the vibration frame 25 is fixedly connected to the other end of the suspension device 26, one end of the damping spring device 27 is slidably engaged with the vibration frame 25, the vibration box 24 is fixedly connected with the damping spring device 27, the two vibration motors 29 are fixedly connected in the vibration box 24, each semi-circular plate 291 is in transmission connection with a main shaft of a vibration motor 29, the two semi-circular plates 291 are in sliding fit with a first fixing plate 21, the vibration rod 23 is vertically arranged on the vibration box 24, and the vibration screen 22 is fixedly connected to the top end of the vibration rod 23; when wastewater enters the first treatment tank 1 from the water inlet 11, the wastewater flows to the bottom of the first treatment tank 1 through the vibration filter screen 22, impurities in the wastewater are blocked to the surface of the vibration filter screen 22, at the moment, the two vibration motors 29 work to drive the two half-circular plates 291 to rotate on the first fixing plate 21, the two half-circular plates 291 slide on the surface of the first fixing plate 21 to generate vibration so as to drive the vibration box 24 to vibrate up and down on the vibration frame 25 through the damping spring devices 27, the vibration box 24 vibrates to drive the vibration frame 25 to vibrate left and right on the two first bases 28 through the hanging devices 26, so as to drive the vibration rod 23 to vibrate, the vibration rod 23 vibrates to drive the vibration filter screen 22 to vibrate, the vibration filter screen 22 vibrates to drive impurities on the surface of the vibration filter screen 22 to perform eccentric motion to move the impurities on the surface of the vibration filter screen 22, and the blockage phenomenon of the vibration filter screen 22 caused by the incomplete cleaning of the impurities by the cleaning, and then the cleaning component 3 is matched to clean impurities on the surface of the vibration filter screen 22, thereby improving the efficiency of the cleaning operation.
Preferably, referring to fig. 4, the cleaning assembly 3 includes an impurity collecting box 31, a mounting plate 32, an impurity removing motor 33, a rotating wheel 34, a swinging plate 35, a scraping plate 36 and a limiting rod 37, the impurity collecting box 31 is disposed on the outer side wall of the first processing tank 1, the mounting plate 32 is fixedly connected to the inner side wall of the first processing tank 1, the impurity removing motor 33 is fixedly connected to one side of the mounting plate 32, the rotating wheel 34 is disposed on the main shaft of the impurity removing motor 33 and is connected with the main shaft of the impurity removing motor 33 in a transmission manner, the rotating wheel 34 is provided with a swinging rod 341, the limiting rod 37 is disposed on the mounting plate 32, the swinging plate 35 is provided with a first rotating groove, a second rotating groove and a limiting groove, the swinging plate 35 is disposed on the main shaft of the impurity removing motor 33 and is located on the other side of the mounting plate 32, the swinging plate 35 is in sliding fit with the main shaft of the impurity removing motor 33 through the, the swing rod 341 on the rotating wheel 34 is in sliding fit with the swing plate 35 through a second rotating groove, the swing plate 35 is in sliding fit with the limiting rod 37 through a limiting groove, the scraping plate 36 is arranged at the front end of the swing plate 35 and is fixedly connected with the swing plate 35, and the scraping plate 36 is in sliding fit with the top of the vibration filter screen 22; when water inlet 11 intakes to first treatment tank 1, contain a large amount of impurity in the water and need remove the clearance, a large amount of impurity passes through water inlet 11 this moment and flows to vibration filter screen 22 on, the diameter of the small opening on vibration filter screen 22 is less than impurity, can only allow water infiltration, remove the work of miscellaneous motor 33 and drive runner 34 and rotate, swinging plate 35 rotates the cooperation through first rotation groove and the main shaft of removing miscellaneous motor 33, swinging plate 35 rotates groove and swinging arms 341 and runner 34 normal running fit through the second, swinging plate 35 passes through spacing groove and gag lever post 37 sliding fit, gag lever post 37 prevents that swinging plate 35 from rotating thereby drive swinging plate 35 and do swing motion around on mounting panel 32, swinging plate 35 swing back and forth drives and strike off the impurity clearance of 36 on the board 22 with its front end fixed connection in impurity collecting box 31, thereby realize the clearance operation.
Preferably, referring to fig. 5 to 6, the electrocatalytic oxidation device 4 comprises an electrocatalytic oxidation device body 41, a cathode electrode 42, an anode electrode 43, a power controller 44 and a lead 45, wherein the electrocatalytic oxidation device body 41 is vertically arranged inside the second treatment cell 12, the power controller 44 is arranged outside the second treatment cell 12, the lead 45 penetrates through the second treatment cell 12 and is hermetically connected with the second treatment cell 12, and the power controller 44 is respectively connected with the cathode electrode 42 and the anode electrode 43 through the lead 45; when the filtered wastewater is pumped into the second treatment tank 12 by the water pump 15, an operator operates the power controller 44, the power controller 44 works to enable the electrocatalytic oxidation device body 41 to work to perform electrocatalytic oxidation on the wastewater in the second treatment tank 12 through the cathode electrode 42 and the anode electrode 43 which are connected through the lead 45, air is injected into the second treatment tank 12 through the air inlet pipe 121 during working, and the exhaust pump 122 exhausts the waste gas in the second treatment tank 12 to prevent flash explosion.
Preferably, as shown in fig. 7 to 8, the dumping assembly 5 includes a second fixing plate 51, a first rotating shaft 52, a driving gear 521, a motor fixing frame 53, a rotating motor 54, a rotating gear 55, a lifting frame 56, a lifting electric cylinder 57, a lifting plate 571, a rotating motor 58, a rotating gear 581, a rotating rack 582, a second rotating shaft 583, a rotating frame 59 and a dumping bucket 591, the second fixing plate 51 is horizontally disposed inside the third treating tank 13 in a semicircular shape, the first rotating shaft 52 is rotatably connected to the top of the second fixing plate 51, the driving gear 521 is fixedly connected to the top of the second rotating shaft 583, the motor fixing frame 53 is horizontally disposed on the top of the second fixing plate 51, the rotating motor 54 is fixedly connected to the top of the motor fixing frame 53 and the main shaft of the rotating motor 54 is rotatably engaged with the motor fixing frame 53, the rotating gear 55 is disposed on the main shaft of the rotating motor 54 and is in transmission connection with the main shaft of the rotating motor 54, the driving gear 521 is meshed with the rotating gear 55, the lifting frame 56 is vertically arranged at the top of the driving gear 521, a sliding groove is arranged on the lifting frame 56, the lifting electric cylinder 57 is vertically arranged on the lifting frame 56, the lifting plate 571 is fixedly connected on the telescopic end of the lifting electric cylinder 57 and is in sliding fit with the lifting frame 56 through a sliding groove, the rotating motor 58 is fixedly connected to the lifting plate 571, the second rotating shaft 583 is rotatably connected to the lifting plate 571, one end of the second rotating shaft 583 is connected to the spindle of the rotating motor 58 in a transmission manner, the rotating gear 581 is fixedly connected to the second rotating shaft 583, the rotary frame 59 is rotatably connected to the other end of the second rotating shaft 583, the dumping bucket 591 is fixedly connected to the rotary frame 59, the rotating rack 582 is fixedly connected to the side wall of the rotating frame 59, and the rotating gear 581 is meshed with the rotating rack 582; the wastewater after electrocatalytic oxidation needs further dephosphorization operation, the water pump 15 pumps the wastewater in the second treatment tank 12 into the third treatment tank 13, at this time, the rotating motor 54 works to drive the rotating gear 55 to rotate, the rotating gear 55 rotates to drive the driving gear 521 to rotate on the second fixing plate 51 through the first rotating shaft 52, the driving gear 521 rotates to drive the lifting frame 56 to rotate, the lifting electric cylinder 57 works to push the lifting plate 571 to slide on the lifting frame 56 through the sliding groove, the rotating motor 58 works to drive the rotating gear 581 to rotate, the rotating gear 581 rotates to drive the rotating rack 582 to rotate, the rotating rack 582 rotates to drive the rotating frame 59 to rotate through the second rotating shaft 583, thereby driving the dumping barrel 591 to dump the HMC-P3 in the barrel, the hypophosphorous removing agent HMC-P3 mainly contains inorganic composite salts and can directly act on hypophosphites, through a skillful homogeneous coprecipitation technology, HMC-P3 and hypophosphite salt generate homogeneous precipitation and are further coagulated and removed, so that primary oxidation can be avoided, on one hand, the process flow is reduced, on the other hand, standard removal of the hypophosphite is ensured, when the phosphorus-containing wastewater is treated by HMC-P3, firstly, the form of phosphorus in the wastewater is determined to determine the adding amount of a medicament, the HMC-P3 dosage is different and approximately rises in a step shape for orthophosphate, hypophosphite and organophosphorus, secondly, the reaction time is determined, the reaction time for treating the hypophosphite is generally shorter than that of organophosphorus, finally, coagulation and precipitation are carried out, the step needs to be noticed, the homogeneous principle according to the HMC-P3 determines that the precipitation is formed by only using nonionic PAM for flocculation, at the moment, the reaction can be completed as long as the pH is controlled, the pouring component 5 rotates to carry out multi-angle pouring operation on the HMC-P3, the design of the rotating rack 582 greatly reduces the burden on the rotating motor 58 so that the rotating rack is not rubbed against the rotating shaft of the spindle by the weight of the rotating frame 59 while rotating, thereby affecting the service life of the spindle of the rotating motor 58.
Preferably, referring to fig. 9, the stirring assembly 6 includes a third fixing plate 61, a stirring motor 62, a first bevel gear 63, a second bevel gear 64, a third rotating shaft 65, a rotating frame 66, a third bevel gear 67, a fourth bevel gear 68, a fourth rotating shaft 69 and a stirring blade 691, the third fixing plate 61 is horizontally disposed in the third processing tank 13, the stirring motor 62 is fixedly connected to the top of the third fixing plate 61 and a main shaft of the stirring motor 62 is rotatably engaged with the third fixing plate 61, the first bevel gear 63 is drivingly connected to the main shaft of the stirring motor 62, the rotating frame 66 is disposed on the main shaft of the stirring motor 62 and is rotatably engaged with the main shaft of the stirring motor 62, the third rotating shaft 65 is rotatably connected to the rotating frame 66, the second bevel gear 64 is fixedly connected to the top of the third rotating shaft 65, and the first bevel gear 63 is engaged with the second bevel gear 64, the third bevel gear 67 is fixedly connected to the third rotating shaft 65, the fourth rotating shaft 69 is rotatably connected to the rotating frame 66, the fourth bevel gear 68 is fixedly connected to the top of the fourth rotating shaft 69, the third bevel gear 67 and the fourth bevel gear 68 are meshed with each other, and the stirring blade 691 is fixedly connected to the bottom end of the fourth rotating shaft 69; when the dumping component 5 dumps the HMC-P3 into the third processing tank 13, the stirring motor 62 operates to drive the first bevel gear 63 to rotate, the first bevel gear 63 rotates to drive the second bevel gear 64 to rotate, the second bevel gear 64 rotates to drive the rotating frame 66 to rotate on the main shaft of the stirring motor 62, the second bevel gear 64 rotates to drive the third rotating shaft 65 to rotate on the rotating frame 66, the third rotating shaft 65 rotates to drive the third bevel gear 67 to rotate, the third bevel gear 67 rotates to drive the fourth bevel gear 68 to rotate, the fourth bevel gear 68 rotates to drive the fourth rotating shaft 69 to rotate, the fourth rotating shaft 69 rotates to drive the stirring blade 691 to rotate, so that the wastewater and the HMC-P3 are subjected to rotary mixing stirring operation, the phosphorus removal effect of the HMC-P3 is optimized, and finally, after the wastewater in the third processing tank 13 is precipitated, the water is collected into the biochemical reaction tank 14 by the water suction pump 15 for biochemical treatment.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (3)
1. The utility model provides a high concentration organophosphorus waste water's preprocessing device which characterized in that: comprises a first treatment tank (1), a screening component (2), a cleaning component (3), a second treatment tank (12), an electrocatalytic oxidation device (4), a third treatment tank (13), a dumping component (5), a stirring component (6), a biochemical reaction tank (14) and three water pumps (15), wherein the first treatment tank (1), the second treatment tank (12) and the third treatment tank (13) are vertically arranged on a horizontal plane, a water inlet (11) is arranged on the first treatment tank (1), the screening component (2) is arranged in the first treatment tank (1), the cleaning component (3) is arranged in the first treatment tank (1) and is in sliding fit with the screening component (2), an air inlet pipe (121) and an air exhaust pump (122) are arranged on the second treatment tank (12), the electrocatalytic oxidation device (4) is arranged in the second treatment tank (12), the first treatment pool (1) is communicated with the second treatment pool (12) through the input end and the output end of a water suction pump (15), the dumping component (5) is arranged in the third treatment pool (13) and is rotationally connected with the third treatment pool (13), the stirring component (6) is arranged in the third treatment pool (13) and is positioned below the dumping component (5), the second treatment pool (12) is communicated with the third treatment pool (13) through the input end and the output end of the water suction pump (15), the biochemical reaction pool (14) is horizontally arranged on the horizontal plane, the third treatment pool (13) is communicated with the biochemical reaction pool (14) through the input end and the output end of the water suction pump (15), the screening component (2) comprises a first fixing plate (21), a vibration filter screen (22), a vibration rod (23), a vibration box (24), a vibration frame (25), The vibration damping device comprises a suspension device (26), a damping spring device (27), two first bases (28), two vibration motors (29) and two semicircular plates (291), wherein the first fixing plate (21) is horizontally arranged in a first treatment pool (1) and fixedly connected with the first treatment pool (1), the two first bases (28) are symmetrically and fixedly connected to the top of the first fixing plate (21), the bottom end of the suspension device (26) is arranged on the two first bases (28) and is in sliding fit with the first bases (28), a vibration frame (25) is fixedly connected to the other end of the suspension device (26), one end of the damping spring device (27) is in sliding fit with the vibration frame (25), the vibration box (24) is fixedly connected with the damping spring device (27), the two vibration motors (29) are fixedly connected in the vibration box (24), and each semicircular plate (291) is in transmission connection with a main shaft of the vibration motors (29), the two semicircular plates (291) are in sliding fit with the first fixing plate (21), the vibrating rod (23) is vertically arranged on the vibrating box (24), and the vibrating filter screen (22) is fixedly connected to the top end of the vibrating rod (23); the cleaning assembly (3) comprises an impurity collecting box (31), a mounting plate (32), an impurity removing motor (33), a rotating wheel (34), a swinging plate (35), a scraping plate (36) and a limiting rod (37), wherein the impurity collecting box (31) is arranged on the outer side wall of a first treatment pool (1), the mounting plate (32) is fixedly connected on the inner side wall of the first treatment pool (1), the impurity removing motor (33) is fixedly connected on one side of the mounting plate (32), the rotating wheel (34) is arranged on a main shaft of the impurity removing motor (33) and is connected with a main shaft of the impurity removing motor (33) in a transmission way, the rotating wheel (34) is provided with a swinging rod (341), the limiting rod (37) is arranged on the mounting plate (32), the swinging plate (35) is provided with a first rotating groove, a second rotating groove and a limiting groove, the swinging plate (35) is arranged on the main shaft of the impurity removing motor (33) and is positioned on the other side of the mounting plate (32), the swing plate (35) is in sliding fit with a spindle of the impurity removal motor (33) through a first rotation groove, a swing rod (341) on the rotation wheel (34) is in sliding fit with the swing plate (35) through a second rotation groove, the swing plate (35) is in sliding fit with a limiting rod (37) through a limiting groove, the scraping plate (36) is arranged at the front end of the swing plate (35) and is fixedly connected with the swing plate (35), and the scraping plate (36) is in sliding fit with the top of the vibration filter screen (22); the dumping assembly (5) comprises a second fixing plate (51), a first rotating shaft (52), a driving gear (521), a motor fixing frame (53), a rotating motor (54), a rotating gear (55), a lifting frame (56), a lifting electric cylinder (57), a lifting plate (571), a rotating motor (58), a rotating gear (581), a rotating rack (582), a second rotating shaft (583), a rotating frame (59) and a dumping bucket (591), wherein the second fixing plate (51) is horizontally arranged in a third treatment pool (13) in a semicircular manner, the first rotating shaft (52) is rotatably connected to the top of the second fixing plate (51), the driving gear (521) is fixedly connected to the top of the second rotating shaft (583), the motor fixing frame (53) is horizontally arranged at the top of the second fixing plate (51), the rotating motor (54) is fixedly connected to the top of the motor fixing frame (53), and a spindle of the rotating motor (54) rotates with the motor (53) The lifting mechanism comprises a rotating gear (55), a driving gear (521), a lifting frame (56), a lifting motor (521), a lifting frame (56), a lifting plate (571), a second rotating shaft (583), a rotating gear (581), a second rotating shaft (583), a rotating motor (58), a rotating gear (581), a lifting motor (583), a lifting motor (521), a lifting motor (56), a lifting motor (57), a lifting motor (521), a lifting motor (56), a lifting frame (56), a lifting plate (571), a lifting motor (571) and a rotating gear (581), wherein the rotating gear (55) is arranged on a main shaft of the rotating motor (54) and is in transmission connection with the main shaft of the rotating motor (58), the rotating frame (59) is rotatably connected to the other end of the second rotating shaft (583), the dumping bucket (591) is fixedly connected to the rotating frame (59), the rotating rack (582) is fixedly connected to the side wall of the rotating frame (59), and the rotating gear (581) and the rotating rack (582) are meshed with each other.
2. The apparatus for pretreating high-concentration organophosphorus wastewater according to claim 1, wherein: the electrocatalytic oxidation device (4) comprises an electrocatalytic oxidation device body (41), a cathode electrode (42), an anode electrode (43), a power controller (44) and a wire (45), wherein the electrocatalytic oxidation device body (41) is vertically arranged inside the second treatment pool (12), the power controller (44) is arranged outside the second treatment pool (12), the wire (45) penetrates through the second treatment pool (12) and is connected with the second treatment pool (12) in a sealing manner, and the power controller (44) is respectively connected with the cathode electrode (42) and the anode electrode (43) through the wire (45).
3. The apparatus for pretreating high-concentration organophosphorus wastewater according to claim 1, wherein: the stirring assembly (6) comprises a third fixing plate (61), a stirring motor (62), a first bevel gear (63), a second bevel gear (64), a third rotating shaft (65), a rotating frame (66), a third bevel gear (67), a fourth bevel gear (68), a fourth rotating shaft (69) and a stirring blade (691), wherein the third fixing plate (61) is horizontally arranged in the third processing pool (13), the stirring motor (62) is fixedly connected to the top of the third fixing plate (61), the main shaft of the stirring motor (62) is in rotating fit with the third fixing plate (61), the first bevel gear (63) is in transmission connection with the main shaft of the stirring motor (62), the rotating frame (66) is arranged on the main shaft of the stirring motor (62) and is in rotating fit with the main shaft of the stirring motor (62), the third rotating shaft (65) is in rotating connection with the rotating frame (66), the novel stirring device is characterized in that the second bevel gear (64) is fixedly connected to the top of a third rotating shaft (65), the first bevel gear (63) is meshed with the second bevel gear (64), the third bevel gear (67) is fixedly connected to the third rotating shaft (65), the fourth rotating shaft (69) is rotatably connected to a rotating frame (66), the fourth bevel gear (68) is fixedly connected to the top of the fourth rotating shaft (69), the third bevel gear (67) is meshed with the fourth bevel gear (68), and the stirring blade (691) is fixedly connected to the bottom end of the fourth rotating shaft (69).
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