Advanced wastewater treatment device

Abstract

The invention provides an advanced wastewater treatment device, and relates to the technical field of wastewater treatment devices.The advanced wastewater treatment device comprises a mounting plate, a pretreatment mechanism is fixedly mounted on one side of the top of the mounting plate, the bottom of a treatment tank is fixedly mounted on the other side of the top of the mounting plate, a reaction mechanism is arranged in the treatment tank, and an aeration mechanism is arranged on the outer side wall of the treatment tank; the water inlet assembly communicates with a water inlet of the disposal tank, and the stirring mechanism is installed on the top of the disposal tank. Large-particle impurities and suspended solids in wastewater are removed through the pretreatment mechanism, then the treated wastewater is conveyed into the treatment tank through the water inlet assembly and passes through a biological activated carbon filler arranged in the reaction mechanism, a large number of microorganisms are attached to the surface of biological activated carbon, and organic matter in the wastewater is removed through adsorption and degradation effects; meanwhile, the stirring mechanism is matched to fully adsorb the wastewater in the treatment tank, and the biological activated carbon method is combined with the adsorption effect of activated carbon and the degradation effect of microorganisms, so that the wastewater treatment effect is remarkably improved.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater treatment devices, and in particular to a wastewater deep treatment device. Background Art

[0002] Wastewater advanced treatment equipment is equipment for further treatment of wastewater, aiming to further treat wastewater on the basis of discharge standards. Wastewater advanced treatment equipment mainly includes equipment for further treatment of industrial wastewater, industrial sewage, domestic wastewater, domestic sewage, etc., which removes or degrades pollutants in wastewater through physical, chemical, biological and other methods to improve water quality and achieve wastewater recycling or discharge in compliance with standards. Specifically, these devices can remove pollutants such as suspended matter, organic matter, heavy metal ions, nutrients, etc. in wastewater, so that wastewater meets relevant national environmental protection standards and safety requirements.

[0003] At present, the technologies of wastewater deep treatment devices mainly include coagulation sedimentation method, sand filtration method, activated carbon method, ozone oxidation method, membrane separation method and biological denitrification and dephosphorization method, etc. For example, the invention patent with publication number CN117585756A, named as a circulating sewage treatment device based on powdered activated carbon, uses activated carbon method to treat sewage, but the adsorption capacity of activated carbon is limited. As the use time increases, its adsorption sites will gradually be occupied by pollutants in the wastewater, resulting in saturation of activated carbon and decreased adsorption efficiency, thereby affecting the quality of wastewater treatment. The method of using biological activated carbon can achieve the synergistic effect of activated carbon adsorption and microbial oxidation and decomposition of organic matter to deeply treat wastewater, which can not only significantly improve the quality of the water body after wastewater treatment, but also extend the service life of activated carbon. Therefore, it is urgent to design a wastewater deep treatment device to solve the above problems. Summary of the invention

[0004] The present invention provides a wastewater deep treatment device to solve at least one of the problems raised by the above background technology.

[0005] In order to solve the above technical problems, the present invention discloses a wastewater deep treatment device, including a mounting plate, a pretreatment mechanism is fixedly installed on one side of the top of the mounting plate, the bottom of the treatment tank is fixedly installed on the other side of the top of the mounting plate, a reaction mechanism is arranged inside the treatment tank, an aeration mechanism is arranged on the outer wall of the treatment tank, a water inlet assembly is connected to the water inlet of the treatment tank, and a stirring mechanism is installed on the top of the treatment tank.

[0006] Preferably, a plurality of universal wheels are fixedly mounted on the bottom peripheral side of the mounting plate, and a handrail is fixedly mounted on one side of the top of the mounting plate.

[0007] Preferably, the pretreatment mechanism includes: a box body, which is fixedly mounted on the top of the support frame, and the bottom of the support frame is fixedly mounted on the top of the mounting plate, the filter cartridge is arranged inside the box body, the two side walls of the filter cartridge are embedded with a first filter screen, and the lower part of the two side walls of the filter cartridge is respectively provided with through holes, two second filter screens are respectively fixedly mounted on the outer side walls of the filter cartridge symmetrically, the lower end of the mounting shaft is rotatably connected to the bottom of the filter cartridge, and a spiral stirring rod is fixedly mounted on the mounting shaft, the top of the mounting shaft rotates through the filter cartridge and a bevel gear 1 is fixedly mounted on the top of the box body, the shell is fixedly mounted on the bottom of the box body, the driving motor is fixedly mounted on the top of the box body, and a bevel gear 2 is fixedly mounted on the output shaft of the driving motor, and the bevel gear 2 is meshed with the bevel gear 1.

[0008] Preferably, the water inlet assembly includes a water inlet pipe and a water distribution pipe, the water inlet of the water inlet pipe is connected to the water outlet at the bottom of the box body, and the water inlet pipe is connected to a water pump, the water inlet of the water distribution pipe is connected to the water inlet of the disposal tank, a plurality of nozzles are arranged at intervals on the water distribution pipe, and a water inlet valve is installed on the water inlet pipe.

[0009] Preferably, the reaction mechanism includes: an auxiliary box, which is fixedly mounted on the inner walls on both sides of the disposal tank, and the bottom and top of the auxiliary box are respectively embedded with mesh plates, and a driving motor is fixedly mounted on the outer wall of the disposal tank, and the output shaft of the driving motor rotates in turn to pass through the side walls of the disposal tank and the auxiliary box and is fixedly connected to a spiral stirring rod, one end of the spiral stirring rod is rotatably connected to the inner wall of one side of the auxiliary box, and a slag discharge port arranged on the side wall of the auxiliary box passes through the side wall of the disposal tank.

[0010] Preferably, a feed port is provided on the top of the auxiliary box, the feed port is connected to a feed pipe, and the top of the feed pipe passes through the top of the disposal tank and is fixedly connected to a hopper, and the auxiliary box is filled with biological activated carbon.

[0011] Preferably, the aeration mechanism includes: a fixed plate, the fixed plate is fixedly mounted on the outer wall of the disposal tank, the air compressor is fixedly mounted on the top of the fixed plate, one end of the air inlet pipe is connected to the air outlet of the air compressor, the air inlet pipe is connected to a blower, two blowing pipes are symmetrically arranged on both sides of the auxiliary box, the air inlets of the two blowing pipes are respectively connected to the air outlet of the air inlet pipes, an aeration head is fixedly mounted on the blowing pipe at a distance, and an air inlet valve is installed on the blowing pipe.

[0012] Preferably, the stirring mechanism comprises: a servo motor, the servo motor is fixedly mounted on the top of the disposal tank, and a stirring blade is fixedly mounted on the output shaft of the servo motor after it rotates and passes through the top of the disposal tank.

[0013] Preferably, it also includes water quality performance testing equipment, which is used for testing the water quality of the wastewater after the wastewater is deeply treated by the wastewater deep treatment device, and the water quality performance testing equipment includes:

[0014] Density meter 1, used to detect the density of wastewater to be treated;

[0015] Densitometer 2, used to detect the density of water after being treated by the wastewater deep treatment device;

[0016] A rotary flow meter is used to detect the flow rate of wastewater transported in the water inlet pipe;

[0017] Timer 1, respectively used to detect the time of conveying wastewater into the disposal tank through the water inlet pipe;

[0018] Timer 2, used to detect the time for the wastewater deep treatment device to treat the waste liquid in the treatment tank;

[0019] Volume flow meter, used to detect the volume flow of water discharged from the drainage pipe on the disposal tank after passing through the wastewater deep treatment device;

[0020] A controller and an alarm, wherein the controller is electrically connected to a density meter 1, a density meter 2, a rotary flow meter, a timer 1, a timer 2, a volume flow meter and an alarm, and the controller controls the operation of the alarm based on the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2 and the volume flow meter.

[0021] Preferably, the controller controls the alarm to work based on the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2 and the volume flow meter, comprising the following steps:

[0022] Step 1: According to formula (1) and the test values ​​of density meter 1, density meter 2, rotary flow meter, timer 1 and timer 2, calculate the actual adsorption rate v of biological activated carbon when the wastewater deep treatment device performs deep treatment on wastewater:

[0023]

[0024] Wherein, v is the actual adsorption rate of biological activated carbon when the wastewater deep treatment device performs deep treatment on the wastewater, ρ0 is the detection value of the density of the wastewater to be treated by the density meter 1, ρ is the detection value of the density of the water body after being treated by the wastewater deep treatment device by the density meter 2, D is the diameter of the water inlet pipe, v1 is the detection value of the flow rate of the wastewater transported in the water inlet pipe by the rotary flow meter, t1 is the detection value of the time for the wastewater to be transported to the disposal tank through the water inlet pipe by the timer 2, L is the length of the water inlet pipe, B is the filling rate of the biological activated carbon in the auxiliary box, ρ1 is the density of the biological activated carbon, V is the volume of the auxiliary box, and t is the detection value of the time for the waste liquid treatment time in the disposal tank by the timer 2 in the wastewater deep treatment device;

[0025] Step 2: According to the following formula (2) and the detection value of the volume flow meter, the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device is calculated. The controller compares the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device with the preset range of the removal rate of the impurities in the water body. When the actual removal rate of the impurities in the water body is not within the preset range of the removal rate of the impurities in the water body, the controller controls the alarm to sound an alarm:

[0026]

[0027] Wherein, W is the actual removal rate of impurities in the water body after the wastewater is treated by the wastewater deep treatment device, q is the detection value of the volume flow rate of the water body discharged from the drainage pipe on the disposal tank after the wastewater deep treatment device, C0 is the concentration of the wastewater to be treated, C t It is the concentration of the water body after the wastewater is treated for t time by the wastewater deep treatment device.

[0028] The wastewater deep treatment device provided by the present invention has the following beneficial effects compared with the prior art:

[0029] 1. The above-mentioned pretreatment mechanism removes large particles of impurities and suspended matter in the wastewater, and then the treated wastewater is transported to the disposal tank by the water inlet component. After the reaction mechanism has built-in activated carbon filler, a large number of microorganisms are attached to the surface of the activated carbon, and the organic matter in the wastewater is removed by adsorption and degradation. At the same time, the stirring mechanism is used to fully adsorb the wastewater in the disposal tank. The above-mentioned biological activated carbon method combined with the adsorption effect of activated carbon and the degradation effect of microorganisms can significantly improve the effect of the wastewater deep treatment device on wastewater treatment.

[0030] 2. The above-mentioned wastewater deep treatment device uses the biological activated carbon method, which uses activated carbon as a carrier to form a biofilm on the carbon surface during the wastewater treatment process, resulting in a synergistic effect of activated carbon adsorption and microbial oxidation and decomposition of organic matter in the wastewater biological treatment process; and effectively combines the adsorption effect of activated carbon and the degradation effect of microorganisms, which can effectively remove pollutants in water and improve water quality, and the overall structure of the device is simple and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0032] Figure 1 A schematic diagram of the structure of a wastewater deep treatment device provided by an embodiment of the present invention;

[0033] Figure 2 A schematic diagram of the structure of a pretreatment mechanism of a wastewater deep treatment device provided by an embodiment of the present invention;

[0034] Figure 3 A schematic diagram of the structure inside a disposal tank of a wastewater deep treatment device provided in an embodiment of the present invention.

[0035] Reference numerals:

[0036] 1. Mounting plate; 2. Pretreatment mechanism; 3. Treatment tank; 4. Reaction mechanism; 5. Aeration mechanism; 6. Water inlet assembly; 7. Stirring mechanism; 8. Universal wheel; 9. Handrail; 10. Box; 11. Support frame; 12. Filter cartridge; 13. First filter screen; 14. Through hole; 15. Second filter screen; 16. Mounting shaft; 17. Spiral stirring rod; 18. Bevel gear 1; 19. Housing; 20. Drive motor; 21. Bevel gear 2; 22. Water inlet pipe; 23. Distribution Water pipe; 24. Water pump; 25. Nozzle; 26. Water inlet valve; 27. Auxiliary box; 28. Screen plate; 29. ​​Drive motor; 30. Spiral stirring rod; 31. Slag discharge port; 32. Feed pipe; 33. Hopper; 34. Bio-activated carbon; 35. Fixed plate; 36. Air compressor; 37. Air inlet pipe; 38. Blower; 39. Air blowing pipe; 40. Aeration head; 41. Air inlet valve; 42. Servo motor; 43. Mixing fan blades; 44. Drain pipe. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] The present invention provides the following embodiments

[0039] Example 1

[0040] The embodiment of the present invention provides a wastewater deep treatment device, such as Figure 1-Figure 2 As shown, it includes a mounting plate 1, a pretreatment mechanism 2 is fixedly installed on one side of the top of the mounting plate 1, the bottom of the disposal tank 3 is fixedly installed on the other side of the top of the mounting plate 1, a reaction mechanism 4 is arranged inside the disposal tank 3, an aeration mechanism 5 is arranged on the outer wall of the disposal tank 3, a water inlet assembly 6 is connected to the water inlet of the disposal tank 3, and a stirring mechanism 7 is installed on the top of the disposal tank 3.

[0041] Preferably, a plurality of universal wheels 8 are fixedly mounted on the bottom circumference of the mounting plate 1 , and a handrail 9 is fixedly mounted on one side of the top of the mounting plate 1 .

[0042] Preferably, the pretreatment mechanism 2 includes: a box body 10, the box body 10 is fixedly mounted on the top of the support frame 11, the bottom of the support frame 11 is fixedly mounted on the top of the mounting plate 1, a filter cartridge 12 is arranged inside the box body 10, both side walls of the filter cartridge 12 are embedded with a first filter screen 13, and the lower part of the both side walls of the filter cartridge 12 is respectively provided with through holes 14, two second filter screens 15 are respectively fixedly mounted on the outer side walls of the filter cartridge 12 symmetrically, the lower end of the mounting shaft 16 is rotatably connected to the bottom of the filter cartridge 12, and a spiral stirring rod 17 is fixedly mounted on the mounting shaft 16, the top of the mounting shaft 16 rotates through the filter cartridge 12 and a bevel gear 18 is fixedly mounted on the top of the box body 10, a housing 19 is fixedly mounted on the bottom of the box body 10, a drive motor 20 is fixedly mounted on the top of the box body 10, and a bevel gear 21 is fixedly mounted on the output shaft of the drive motor 20, and the bevel gear 21 is meshed with the bevel gear 18.

[0043] Preferably, the water inlet assembly 6 includes a water inlet pipe 22 and a water distribution pipe 23, the water inlet of the water inlet pipe 22 is connected to the water outlet at the bottom of the box body 10, and the water inlet pipe 22 is connected to a water pump 24, the water inlet of the water distribution pipe 23 is connected to the water inlet of the disposal tank 3, a plurality of nozzles 25 are arranged at intervals on the water distribution pipe 23, and a water inlet valve 26 is installed on the water inlet pipe 22.

[0044] Optionally, the drain port of the disposal tank 3 is connected to a drain pipe 44 .

[0045] The working principle and beneficial effects of the above technical solution are:

[0046] A wastewater deep treatment device of the present invention comprises a pretreatment mechanism 2, a disposal tank 3, a reaction mechanism 4, an aeration mechanism 5, a water inlet assembly 6 and a stirring mechanism 7. The pretreatment mechanism 2 is used to remove large particle impurities and suspended matter in the wastewater to protect the normal operation of the subsequent treatment mechanism. The reaction mechanism 4 is the core part of the device, and has a built-in biological activated carbon 34 filler. A large number of microorganisms are attached to the surface of the activated carbon. Organic matter in the wastewater is removed by adsorption and degradation, thereby improving the quality of the water body. The aeration system provides oxygen for the biological activated carbon 34 reactor to promote the growth and reproduction of microorganisms and enhance the degradation effect of organic matter. The water inlet assembly 6 and the stirring assembly realize the transportation of wastewater from the pretreatment mechanism 2 to the disposal tank 3 for subsequent deep treatment. The stirring mechanism 7 can continuously stir the wastewater so that the wastewater and the biological activated carbon 34 in the reaction mechanism 4 can react fully. By fixing a plurality of universal wheels 8 on the bottom peripheral side of the mounting plate 1 and a handrail 9 fixedly installed on one side of the top of the mounting plate 1, the working position of the wastewater deep treatment device can be freely moved, which is suitable for different working environments.

[0047] The above-mentioned pretreatment mechanism 2 is arranged in the filter cartridge 12 inside the box body 10, and the two side walls of the filter cartridge 12 are embedded with a first filter screen 13, and the lower part of the two side walls of the filter cartridge 12 is respectively provided with a through hole 14, and two second filter screens 15 are respectively fixedly installed on the outer side wall of the filter cartridge 12 symmetrically. The first filter screen 13 and the second filter screen 15 are used to perform secondary filtration on the wastewater entering the filter cartridge 12, so that the large particle impurities and suspended matter contained in the wastewater are effectively removed. The through holes 14 embedded in the two side walls of the filter cartridge 12 can transport the filtered impurities into the filter cartridge 12, and the impurities in the filter cartridge 12 are discharged through the slag discharge port 31. The lower end of the mounting shaft 16 is rotatably connected to the filter cartridge 12. The bottom of the cylinder 12 is provided with a spiral stirring rod 17 fixedly mounted on the mounting shaft 16. The bevel gear 21 is driven to rotate by the driving motor 20. The bevel gear 21 is meshed with the bevel gear 18 to make the mounting shaft 16 fixedly connected with the bevel gear 18 rotate synchronously. The spiral stirring rod 17 is driven by the mounting shaft 16 to rotate at a high speed so that the wastewater generates centrifugal force, thereby accelerating the filtration efficiency of the wastewater in the filter cylinder 12. Secondly, the water inlet valve 26 is opened, and the pretreated wastewater is transported to the water inlet pipe 22 through the water outlet at the bottom of the box body 10. The water pump 24 transports the wastewater to the water distribution pipe 23 through the water inlet pipe 22, and a number of nozzles 25 transport the wastewater to the disposal tank 3 for subsequent deep treatment.

[0048] Example 2

[0049] On the basis of Example 1, Figure 1 , Figure 3 As shown, the reaction mechanism 4 includes: an auxiliary box 27, the auxiliary box 27 is fixedly mounted on the inner walls on both sides of the disposal tank 3, the bottom and top of the auxiliary box 27 are respectively embedded with mesh plates 28, a driving motor 29 is fixedly mounted on the outer wall of the disposal tank 3, the output shaft of the driving motor 29 rotates in sequence to penetrate the side walls of the disposal tank 3 and the auxiliary box 27, and is fixedly connected to a spiral stirring rod 30, one end of the spiral stirring rod 30 is rotatably connected to the inner wall of one side of the auxiliary box 27, and a slag discharge port 31 arranged on the side wall of the auxiliary box 27 penetrates the side wall of the disposal tank 3.

[0050] Preferably, a feed port is provided at the top of the auxiliary box 27, the feed port is connected to a feed pipe 32, and the top of the feed pipe 32 passes through the top of the disposal tank 3 and is fixedly connected to a hopper 33, and the auxiliary box 27 is filled with biological activated carbon 34.

[0051] Preferably, the aeration mechanism 5 includes: a fixed plate 35, the fixed plate 35 is fixedly mounted on the outer wall of the disposal tank 3, an air compressor 36 is fixedly mounted on the top of the fixed plate 35, one end of an air inlet pipe 37 is connected to an air outlet of the air compressor 36, a blower 38 is connected to the air inlet pipe 37, two blowing pipes 39 are symmetrically arranged on both sides of the auxiliary box 27, the air inlets of the two blowing pipes 39 are respectively connected to the air outlet of the air inlet pipe 37, an aeration head 40 is fixedly mounted on the blowing pipe 39 at a distance, and an air inlet valve 41 is installed on the blowing pipe 39.

[0052] Preferably, the stirring mechanism 7 comprises: a servo motor 42 , the servo motor 42 is fixedly mounted on the top of the disposal tank 3 , and a stirring blade 43 is fixedly mounted after the output shaft of the servo motor 42 rotates through the top of the disposal tank 3 .

[0053] The working principle and beneficial effects of the above technical solution are:

[0054] The above-mentioned reaction mechanism 4 transports the biological activated carbon 34 to the auxiliary box 27 through the feeding pipe 32 and the hopper 33. When the auxiliary box 27 needs to be filled, the driving motor 29 drives the spiral stirring rod 30 to compact the biological activated carbon 34 transported to the auxiliary box 27. If the biological activated carbon 34 in the auxiliary box 27 loses its function, the driving motor 29 drives the spiral stirring rod 30 to discharge the used biological activated carbon 34 in the auxiliary box 27 through the slag discharge port 31, and then the auxiliary box 27 is refilled to meet the wastewater treatment needs of the reaction mechanism 4; at the same time, the aeration mechanism 5 is set, and the air compressor 3 is driven by the blower 38 to The air generated by the stirring mechanism 7 is continuously transported to the exhaust pipe through the air inlet pipe 37. When it is necessary to provide oxygen for the biological activated carbon 34 reactor, the air inlet valve 41 is opened to allow the air to pass through the air blowing pipe 39 and the aeration head 40 to blow the air to the biological activated carbon 34 in the reaction mechanism 4, which can effectively promote the growth and reproduction of microorganisms on the surface of the biological activated carbon 34 and enhance the degradation effect of organic matter. Secondly, in conjunction with the servo motor 42 in the stirring mechanism 7, the servo motor 42 drives the stirring blades 43 in the disposal tank 3 to continuously stir the wastewater, which can effectively speed up the efficiency of wastewater treatment and ensure that the wastewater and the biological activated carbon 34 fully react.

[0055] The wastewater first passes through a pretreatment mechanism 2 to remove large particles of impurities and suspended matter; the pretreated wastewater enters a disposal tank 3, and after the action of a reaction mechanism 4, the organic matter in the wastewater is adsorbed by the activated carbon and simultaneously degraded by the microorganisms attached to the surface of the activated carbon; an aeration mechanism 5 provides the reactor with sufficient oxygen to promote the growth and reproduction of microorganisms and improve the degradation efficiency of organic matter; the biological activated carbon 34 method adopted combines the adsorption effect of activated carbon and the degradation effect of microorganisms, and can efficiently remove organic matter in the wastewater; the device is suitable for various types of wastewater treatment, including urban sewage, industrial wastewater, etc.; the microbial community in the biological activated carbon 34 reactor is stable and can maintain a high treatment efficiency; the device has a simple structure, is easy to operate, and is easy to maintain and maintain.

[0056] Example 3

[0057] A wastewater deep treatment device described on the basis of embodiment 1 or 2 further includes a water quality performance detection device, which is used for the wastewater deep treatment device to detect the water quality after the wastewater is deeply treated, and the water quality performance detection device includes:

[0058] Density meter 1, used to detect the density of wastewater to be treated;

[0059] Densitometer 2, used to detect the density of water after being treated by the wastewater deep treatment device;

[0060] A rotary flow meter, used to detect the flow rate of the wastewater transported in the water inlet pipe 22;

[0061] Timer 1, respectively used to detect the time of conveying wastewater into the disposal tank 3 through the water inlet pipe 22;

[0062] Timer 2, used to detect the time for the wastewater deep treatment device to treat the waste liquid in the treatment tank 3;

[0063] A volume flow meter is used to detect the volume flow of water discharged from the drainage pipe 44 on the treatment tank 3 after passing through the wastewater deep treatment device;

[0064] A controller and an alarm, wherein the controller is electrically connected to a density meter 1, a density meter 2, a rotary flow meter, a timer 1, a timer 2, a volume flow meter and an alarm, and the controller controls the operation of the alarm based on the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2 and the volume flow meter.

[0065] Preferably, the controller controls the alarm to work based on the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2 and the volume flow meter, including the following steps:

[0066] Step 1: According to formula (1) and the detection values ​​of density meter 1, density meter 2, rotary flow meter, timer 1 and timer 2, calculate the actual adsorption rate v of biological activated carbon 34 when the wastewater deep treatment device performs deep treatment on wastewater:

[0067]

[0068] Wherein, v is the actual adsorption rate of the biological activated carbon 34 when the wastewater deep treatment device performs deep treatment on the wastewater, ρ0 is the detection value of the density of the wastewater to be treated by the density meter 1, ρ is the detection value of the density of the water body after being treated by the wastewater deep treatment device by the density meter 2, D is the diameter of the water inlet pipe 22, v1 is the detection value of the flow rate of the wastewater transported in the water inlet pipe 22 by the rotary flow meter, t1 is the detection value of the time for the wastewater to be transported to the disposal tank 3 through the water inlet pipe 22 by the timer 2, L is the length of the water inlet pipe 22, B is the filling rate of the biological activated carbon 34 in the auxiliary box 27, ρ1 is the density of the biological activated carbon 34, V is the volume of the auxiliary box 27, and t is the detection value of the time for the waste liquid treatment in the disposal tank 3 by the timer 2 in the wastewater deep treatment device;

[0069] The filling rate B of the biological activated carbon 34 in the auxiliary box 27 is calculated based on the time for the feed pipe 32 to transport the biological activated carbon 34 into the auxiliary box 27, the volume flow rate of the biological activated carbon 34 transported to the auxiliary box 27 through the feed pipe 32, the density of the biological activated carbon 34 and the volume of the auxiliary box 27;

[0070] Step 2: According to the following formula (2) and the detection value of the volume flow meter, the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device is calculated. The controller compares the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device with the preset range of the removal rate of the impurities in the water body. When the actual removal rate of the impurities in the water body is not within the preset range of the removal rate of the impurities in the water body, the controller controls the alarm to sound an alarm:

[0071]

[0072] Wherein, W is the actual removal rate of impurities in the water body after the wastewater is treated by the wastewater deep treatment device, q is the detection value of the volume flow rate of the water body discharged from the drainage pipe 44 on the disposal tank after the wastewater deep treatment device by the volume flow meter, C0 is the concentration of the wastewater to be treated, C t It is the concentration of the water body after the wastewater is treated for t time by the wastewater deep treatment device.

[0073] The beneficial effects of the above technical solution are as follows: first, according to formula (1) and the detection values ​​of density meter 1, density meter 2, rotary flow meter, timer 1 and timer 2, the actual adsorption rate of biological activated carbon 34 when the wastewater deep treatment device performs deep treatment on the wastewater is calculated, and by comprehensively considering the detection value of the density of the wastewater to be treated, the density of the water body after treatment by the wastewater deep treatment device, the diameter of the water inlet pipe 22, the flow rate of the wastewater transported in the water inlet pipe 22, the time for transporting the wastewater to the disposal tank 3 through the water inlet pipe 22, the length of the water inlet pipe 22, the density of the biological activated carbon 34, the volume of the auxiliary tank 27, and the time for the wastewater deep treatment device to treat the waste liquid in the disposal tank 3, the calculation result is more accurate and reliable.

[0074] Then, according to formula (2) and the detection value of the volume flow meter, the actual removal rate of impurities in the water body after the wastewater is treated by the wastewater deep treatment device is calculated, and the volume flow rate of the water body discharged from the drainage pipe 44 on the disposal tank 3 after the wastewater deep treatment device, the concentration of the wastewater to be treated, and the concentration of the water body after the wastewater is treated by the wastewater deep treatment device for t time are comprehensively considered, so that the calculation result is more accurate and reliable;

[0075] The controller controls the operation of the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2, the volume flow meter and the alarm. If the actual removal rate of impurities in the water body after the wastewater is treated by the wastewater deep treatment device is not within the preset removal rate range of impurities in the water body, the controller controls the alarm to sound an alarm, thereby reminding the staff to promptly inspect the wastewater deep treatment device, and maintain the wastewater deep treatment device according to the actual inspection results to maintain the use requirements of the wastewater deep treatment device for wastewater deep treatment, while ensuring the overall normal operation of the wastewater deep treatment device and reducing energy loss and water treatment efficiency, and effectively improving the service life of the wastewater deep treatment device, further meeting the use requirements of the wastewater deep treatment device for reliability and stability in operation, and by real-time monitoring of the working status of the wastewater deep treatment device during operation, not only the efficiency of the wastewater deep treatment device for wastewater treatment is increased, but also it is ensured that the wastewater deep treatment device can be quickly discovered and repaired in time after a failure occurs.

[0076] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A wastewater deep treatment device, characterized in that: The invention comprises a mounting plate (1), a pretreatment mechanism (2) being fixedly mounted on one side of the top of the mounting plate (1), a bottom of a disposal tank (3) being fixedly mounted on the other side of the top of the mounting plate (1), a reaction mechanism (4) being arranged inside the disposal tank (3), an aeration mechanism (5) being arranged on the outer side wall of the disposal tank (3), a water inlet assembly (6) being connected to the water inlet of the disposal tank (3), and a stirring mechanism (7) being mounted on the top of the disposal tank (3).

2. A wastewater deep treatment device according to claim 1, characterized in that: A plurality of universal wheels (8) are fixedly mounted on the bottom periphery of the mounting plate (1), and a handrail (9) is fixedly mounted on one side of the top of the mounting plate (1).

3. A wastewater deep treatment device according to claim 1, characterized in that: The pretreatment mechanism (2) comprises: a box body (10), the box body (10) is fixedly mounted on the top of the support frame (11), the bottom of the support frame (11) is fixedly mounted on the top of the mounting plate (1), a filter cartridge (12) is arranged inside the box body (10), the two side walls of the filter cartridge (12) are embedded with a first filter screen (13), and the lower part of the two side walls of the filter cartridge (12) are respectively provided with through holes (14), two second filter screens (15) are respectively fixedly mounted on the outer side wall of the filter cartridge (12) in a left-right symmetrical manner, and the lower end of the mounting shaft (16) is provided with a plurality of filter screens (15). The bottom of the filter cartridge (12) is rotatably connected, and a spiral stirring rod (17) is fixedly mounted on the mounting shaft (16); the top of the mounting shaft (16) rotatably penetrates the filter cartridge (12) and a bevel gear 1 (18) is fixedly mounted on the top of the casing (10); the housing (19) is fixedly mounted on the bottom of the casing (10); the driving motor (20) is fixedly mounted on the top of the casing (10); a bevel gear 2 (21) is fixedly mounted on the output shaft of the driving motor (20), and the bevel gear 2 (21) is meshed with the bevel gear 1 (18).

4. A wastewater deep treatment device according to claim 3, characterized in that: The water inlet assembly (6) comprises a water inlet pipe (22) and a water distribution pipe (23); the water inlet of the water inlet pipe (22) is connected to the water outlet at the bottom of the box body (10); a water delivery pump (24) is connected to the water inlet pipe (22); the water inlet of the water distribution pipe (23) is connected to the water inlet of the disposal tank (3); a plurality of nozzles (25) are arranged at intervals on the water distribution pipe (23); and a water inlet valve (26) is installed on the water inlet pipe (22).

5. A wastewater deep treatment device according to claim 1, characterized in that: The reaction mechanism (4) comprises: an auxiliary box (27), the auxiliary box (27) is fixedly mounted on the inner walls of both sides of the disposal tank (3), the bottom and top of the auxiliary box (27) are respectively embedded with mesh plates (28), a drive motor (29) is fixedly mounted on the outer wall of the disposal tank (3), the output shaft of the drive motor (29) rotates through the side walls of the disposal tank (3) and the auxiliary box (27) in sequence, and is then fixedly connected to a spiral stirring rod (30), one end of the spiral stirring rod (30) is rotatably connected to the inner wall of one side of the auxiliary box (27), and a slag discharge port (31) provided on the side wall of the auxiliary box (27) penetrates the side wall of the disposal tank (3).

6. A wastewater deep treatment device according to claim 5, characterized in that: The top of the auxiliary box (27) is provided with a feed port, the feed port is connected to a feed pipe (32), and the top of the feed pipe (32) passes through the top of the disposal tank (3) and is fixedly connected to a hopper (33), and the auxiliary box (27) is filled with biological activated carbon (34).

7. A wastewater deep treatment device according to claim 1, characterized in that: The aeration mechanism (5) comprises: a fixing plate (35), the fixing plate (35) is fixedly mounted on the outer wall of the disposal tank (3), an air compressor (36) is fixedly mounted on the top of the fixing plate (35), one end of an air inlet pipe (37) is connected to an air outlet of the air compressor (36), a blower (38) is connected to the air inlet pipe (37), two blowing pipes (39) are symmetrically arranged on both sides of the auxiliary box (27), the air inlets of the two blowing pipes (39) are respectively connected to the air outlet of the air inlet pipe (37), an aeration head (40) is fixedly mounted on the blowing pipe (39) at a distance, and an air inlet valve (41) is mounted on the blowing pipe (39).

8. The wastewater deep treatment device according to claim 1, characterized in that: The stirring mechanism (7) comprises a servo motor (42), the servo motor (42) being fixedly mounted on the top of the disposal tank (3), and the output shaft of the servo motor (42) being rotated to pass through the top of the disposal tank (3) and then fixedly mounted with a stirring blade (43).

9. A wastewater deep treatment device according to claim 1, characterized in that: It also includes water quality performance testing equipment, which is used for testing the water quality of the wastewater after the wastewater is deeply treated by the wastewater deep treatment device. The water quality performance testing equipment includes: Density meter 1, used to detect the density of wastewater to be treated; Densitometer 2, used to detect the density of water after being treated by the wastewater deep treatment device; A rotary flow meter for detecting the flow rate of wastewater transported in the water inlet pipe (22); Timer 1, used to detect the time for conveying wastewater into the disposal tank (3) through the water inlet pipe (22); Timer 2, used to detect the time for the wastewater deep treatment device to treat the waste liquid in the treatment tank (3); A volume flow meter for detecting the volume flow of water discharged from a drainage pipe (44) on a disposal tank (3) after passing through the wastewater deep treatment device; A controller and an alarm, wherein the controller is electrically connected to a density meter 1, a density meter 2, a rotary flow meter, a timer 1, a timer 2, a volume flow meter and an alarm, and the controller controls the operation of the alarm based on the density meter 1, the density meter 2, the rotary flow meter, the timer 1, the timer 2 and the volume flow meter.

10. A wastewater deep treatment device according to claim 9, characterized in that: The controller controls the alarm to work based on the first density meter, the second density meter, the rotary flow meter, the first timer, the second timer and the volume flow meter, including the following steps: Step 1: According to formula (1) and the detection values ​​of density meter 1, density meter 2, rotary flow meter, timer 1 and timer 2, calculate the actual adsorption rate v of biological activated carbon (34) when the wastewater deep treatment device performs deep treatment on wastewater: wherein v is the actual adsorption rate of the biological activated carbon (34) when the wastewater deep treatment device performs deep treatment on the wastewater, ρ0 is the detection value of the density of the wastewater to be treated by the density meter 1, ρ is the detection value of the density of the water body after being treated by the wastewater deep treatment device by the density meter 2, D is the diameter of the water inlet pipe (22), v1 is the detection value of the flow rate of the wastewater transported in the water inlet pipe (22) by the rotary flow meter, t1 is the detection value of the time for the wastewater to be transported to the treatment tank (3) through the water inlet pipe (22), L is the length of the water inlet pipe (22), B is the filling rate of the biological activated carbon (34) in the auxiliary box (27), ρ1 is the density of the biological activated carbon (34), V is the volume of the auxiliary box (27), and t is the detection value of the time for the waste liquid to be treated in the treatment tank (3) by the timer 2 in the wastewater deep treatment device; Step 2: According to the following formula (2) and the detection value of the volume flow meter, the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device is calculated. The controller compares the actual removal rate W of the impurities in the water body after the wastewater is treated by the wastewater deep treatment device with the preset range of the removal rate of the impurities in the water body. When the actual removal rate of the impurities in the water body is not within the preset range of the removal rate of the impurities in the water body, the controller controls the alarm to sound an alarm: Wherein, W is the actual removal rate of impurities in the water body after the wastewater is treated by the wastewater deep treatment device, q is the detection value of the volume flow rate of the water body discharged from the drainage pipe (44) on the disposal tank after the wastewater deep treatment device by the volume flow meter, C0 is the concentration of the wastewater to be treated, C t It is the concentration of the water body after the wastewater is treated for t time by the wastewater deep treatment device.

Images