CN111186934B

CN111186934B - Waste water environmental protection processing apparatus

Info

Publication number: CN111186934B
Application number: CN202010028481.2A
Authority: CN
Inventors: 王玉春
Original assignee: Suzhou Green Su Environmental Assessment Co ltd
Current assignee: Suzhou Green Su Environmental Assessment Co ltd
Priority date: 2020-01-11
Filing date: 2020-01-11
Publication date: 2021-03-05
Anticipated expiration: 2040-01-11
Also published as: CN111186934A

Abstract

The invention relates to an environment-friendly wastewater treatment device, which comprises a box body, wherein a diaphragm plate is arranged in the box body and divides the box body into an upper cavity and a lower cavity; the filter box is internally provided with a plurality of filter devices for receiving wastewater discharged from the first drainage pipe, the plurality of filter devices are circularly arranged, and the filter box also comprises a driving assembly for driving the turntable to rotate; the lower cavity is internally provided with a disinfection chamber which is provided with a third water inlet pipe and a third water outlet pipe, and one end of the second water outlet pipe, which is far away from the filter box, extends into the third water inlet pipe. The invention can complete the replacement of the filtering device without stopping the filtering treatment of the wastewater, has simple and rapid operation and effectively improves the working efficiency.

Description

Waste water environmental protection processing apparatus

Technical Field

The invention relates to the technical field of wastewater treatment, in particular to an environment-friendly wastewater treatment device.

Background

The industrial wastewater comprises production wastewater, production sewage and cooling water, and refers to wastewater and waste liquid produced in the industrial production process, wherein the wastewater and waste liquid contain industrial production materials, intermediate products, byproducts and industrial production wastewater which are lost along with water. With the rapid development of industry, the variety and quantity of waste water are rapidly increased, the pollution to water is more and more extensive and serious, and the health and the safety of human bodies are threatened. Therefore, the treatment of industrial wastewater is more important than the treatment of municipal sewage for environmental protection. The treatment of wastewater is rather complicated and the choice of treatment method must be considered depending on the quality of the wastewater, the receiving body of water to be discharged or the use of the water. Meanwhile, the treatment and utilization of sludge and residues generated in the wastewater treatment process, the possible secondary pollution problem and the like are also considered.

The prior application publication No. CN105923813A discloses a novel environmental protection device for wastewater treatment, which comprises a bracket, a box body and a box cover, wherein the box body is internally provided with a diaphragm plate which divides the box body into an upper chamber and a lower chamber, the upper chamber is internally provided with a diaphragm plate which divides the upper chamber into a left chamber, the perpendicular baffle of right side cavity, left side cavity left side upper portion intercommunication has the inlet tube, just to a left side, the case lid upper portion of right side cavity is equipped with the opening medicine mouth, left side bottom intercommunication has out the water cavity, it is equipped with the dosing mouth to erect baffle upper portion, left side bottom intercommunication has out the water cavity, erect and seted up perpendicular baffle through-hole on the baffle, the left side is equipped with first filter screen, the cross slab through-hole has been seted up on the cross slab that is located right cavity below, cross slab through-hole top is equipped with active carbon filter layer and second filter layer, the box bottom is equipped with motor and speed reducer, the inside pivot of cavity and left cavity is connected to extend down to. The novel waste water treatment environmental protection device in the above-mentioned patent that discloses can carry out effective treatment to waste water, prevents that the discharged waste water from polluting the environment.

The above prior art solutions have the following drawbacks: first filter screen, active carbon filter layer and second filter layer in the above-mentioned patent publication all are fixed the setting in the box, waste water can produce more deposit and impurity in the course of handling, first filter screen, active carbon filter layer and second filter layer are easily blockked up to these deposit and magazine, also deposit easily inside the box, just need the frequent operation that stops waste water treatment of staff to clear up first filter screen, active carbon filter layer, second filter layer and box, it is comparatively inconvenient to operate, waste water treatment's work efficiency has been reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the environment-friendly wastewater treatment device which has the advantages of convenience in replacing the filter bag and capability of continuously treating wastewater.

The above object of the present invention is achieved by the following technical solutions:

the environment-friendly wastewater treatment device comprises a box body, wherein a transverse partition plate is arranged in the box body, the transverse partition plate divides the box body into an upper cavity and a lower cavity, a settling chamber is arranged in the upper cavity, a first drainage pipe is arranged in the settling chamber, a filter box is arranged in the upper cavity, the filter box comprises a rotary disc and a box plate arranged on the rotary disc, the rotary disc is coaxially provided with a rotary shaft, one end, away from the rotary disc, of the rotary shaft is rotatably connected to the transverse partition plate, the filter box is provided with a second drainage pipe, and the second drainage pipe is coaxially inserted in the rotary shaft and extends into the lower cavity;

the filter box is internally provided with a plurality of filter devices for receiving wastewater discharged from the first drainage pipe, the filter devices are circularly arranged, and the filter box also comprises a driving assembly for driving the rotary table to rotate;

the sterilizing chamber is arranged in the lower cavity and is provided with a third water inlet pipe and a third water outlet pipe, and one end, far away from the filter box, of the second water outlet pipe extends into the third water inlet pipe.

Through adopting above-mentioned technical scheme, when handling waste water, pour into waste water into the precipitation earlier in, the large granule impurity in the waste water deposits the back, in discharging the filter box along with waste water, discharges again after filter equipment filters the disinfection room, and waste water discharges again after disinfecting in the disinfection room to waste water pollution environment's possibility has been reduced. When the filter device needs to be replaced, the drive assembly is utilized to drive the rotary disc to rotate, so that the other filter device is utilized to receive and filter the waste water discharged from the first drainage pipe, and at the moment, the used filter device can be replaced by the worker. Compared with the prior art, the scheme can complete the replacement of the filtering device without stopping the filtering treatment of the wastewater, is simple and rapid to operate, and effectively improves the working efficiency.

The present invention in a preferred example may be further configured to: the filtering device comprises a circular ring and a plurality of supporting rods arranged on the circular ring, one ends of the supporting rods far away from the circular ring are connected to the turntable, and the diameter of the first drainage pipe is smaller than that of the circular ring;

the ring is detachably provided with a filter bag, and the ring further comprises a fixing component for fixing the filter bag.

Through adopting above-mentioned technical scheme, utilize fixing device to fix and cross the filter bag for filter from first drain pipe exhaust water via crossing the filter bag. When needing to be changed and crossing the filter bag, rotate the carousel, utilize the next filter bag to filter waste water, remove fixing device and to the fixed of the filter bag that has used, can change and cross the filter bag, easy operation is swift, does not influence the continuous filtration of rose box to waste water.

The present invention in a preferred example may be further configured to: the fixed subassembly is including locating the couple on the ring, the filter bag is equipped with the hangers with couple complex.

Through adopting above-mentioned technical scheme, hang the hangers of crossing the filter bag on the couple and prevent to cross the filter bag landing ring, when needing to change the filter bag, only need with the hangers from the couple take off can, easy operation is swift.

The present invention in a preferred example may be further configured to: the carousel deviates from one side of cross slab and can dismantle and be equipped with the filter that is used for the shutoff second drain pipe, the carousel is equipped with and is used for holding the filter and feeds through in the holding tank of second drain pipe, be equipped with the handle on the filter.

Through adopting above-mentioned technical scheme, utilize the filter to realize the secondary filter to waste water, further get rid of the impurity in the waste water, simultaneously, rotating the carousel in order to change filter equipment's process, the waste water that directly flows on the carousel without filter equipment filters can be filtered by the filter, and then has got rid of the impurity in the waste water, prevents that the impurity from flowing to the disinfection room in.

The present invention in a preferred example may be further configured to: one side that the filter deviates from the handle is equipped with the stabilizator pipe that stretches into the second drain pipe.

Through adopting above-mentioned technical scheme, the stabilizator pipe inserts in the second inlet tube, can reduce the filter and take place the possibility of displacement, ensures the filter of filter to waste water.

The present invention in a preferred example may be further configured to: the driving assembly comprises a driven gear ring arranged on the outer side wall of the rotating shaft, the driven gear ring is positioned in the upper cavity, the driving assembly further comprises a transition gear meshed with the driven gear ring, a transition shaft is coaxially arranged on the transition gear, and the transition shaft is rotatably connected to the diaphragm plate;

the driving device is used for driving the transition gear to rotate.

Through adopting above-mentioned technical scheme, utilize drive arrangement drive transition gear to rotate to drive driven gear ring and rotate, driven gear ring drives the carousel and rotates, and then realizes conversion filter equipment's purpose, and the staff of being convenient for changes filter equipment.

The present invention in a preferred example may be further configured to: one end of the transition shaft, which is far away from the diaphragm plate, is provided with a driven bevel gear, and the driving device comprises a driving bevel gear which is meshed with the driven bevel gear;

the driving mechanism further comprises a driving motor used for driving the driving bevel gear to rotate, and the driving end of the driving motor is connected to the driving bevel gear.

Through adopting above-mentioned technical scheme, utilize driving motor drive bevel gear to rotate, drive bevel gear drives driven bevel gear and rotates, and driven bevel gear drives transition gear and rotates, and then makes driven gear ring drive the carousel and rotate to realize filter equipment's conversion.

The present invention in a preferred example may be further configured to: the settling chamber is provided with a first dosing pipe, the end part of the first dosing pipe is provided with a first spray head, and a first stirring device is arranged in the settling chamber.

Through adopting above-mentioned technical scheme, utilize first shower nozzle to spray the relevant precipitation reagent that makes impurity deposit in the waste water to the setting tank, recycle first agitating unit and make precipitation reagent and waste water intensive mixing to make the more thorough that relevant impurity in the waste water deposits, be favorable to the filtration of rose box to waste water.

The present invention in a preferred example may be further configured to: the disinfection room is equipped with the second and adds the pencil, the tip that the second adds the pencil is equipped with the second shower nozzle, be equipped with second agitating unit in the disinfection room.

Through adopting above-mentioned technical scheme, utilize the second shower nozzle to spray sterile relevant disinfection reagent to the disinfect box, recycle the second agitating unit and make disinfection reagent and waste water intensive mixing to eliminate the noxious material in the waste water, reduce the pollution of discharged waste water to the environment.

The present invention in a preferred example may be further configured to: the first drain pipe is provided with a first valve, and the third drain pipe is provided with a second valve.

Through adopting above-mentioned technical scheme, through the switch of control first valve and second valve, can make the waste water in the precipitation chamber arrange into the filter box again after fully settling, make the waste water in the disinfection box arrange into the environment again after fully disinfecting, and then reduced the pollution of waste water to the environment.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the plurality of filtering devices are arranged on the rotary table, so that workers can replace the filtering devices only by rotating the rotary table without stopping the continuous filtering of the wastewater by the filtering box, the operation is simple, and the working efficiency is effectively improved;

2. through setting up first agitating unit and second agitating unit for waste water fully deposits in the drip chamber and discharges into next process again after fully disinfecting in the disinfection room, thereby has reduced the pollution of waste water to the environment.

Drawings

FIG. 1 is a first sectional view of an apparatus for environmentally treating wastewater according to an embodiment;

FIG. 2 is a sectional view of an apparatus for environmentally treating wastewater according to an embodiment;

FIG. 3 is a sectional view of a settling chamber in the example;

FIG. 4 is a first sectional view of a filter box in the embodiment;

FIG. 5 is a sectional view of the second filter box in the embodiment;

FIG. 6 is an enlarged view of portion A of FIG. 4;

FIG. 7 is a sectional view of the sterilizing chamber in the embodiment.

In the figure, 1, a box body; 11. a diaphragm plate; 111. a first bearing; 112. a second bearing; 13. an upper chamber; 14. a lower chamber; 15. a support plate; 151. a first mounting bar; 16. a first mounting plate; 161. a second mounting plate; 17. a drive motor; 18. a second mounting bar; 2. a settling chamber; 21. a first water inlet pipe; 22. a first drain pipe; 221. a first valve; 23. a first dosing tube; 231. a first nozzle; 24. a first stirring rod; 241. a first stirring blade; 25. a first motor; 251. mounting blocks; 3. a filter box; 31. a turntable; 311. a rotating shaft; 312. accommodating grooves; 32. a boxboard; 33. a second drain pipe; 34. a driven gear ring; 35. a transition gear; 351. a transition shaft; 36. a driven bevel gear; 37. a drive bevel gear; 371. a drive shaft; 4. a circular ring; 41. a support bar; 42. hooking; 43. a filter bag; 431. hanging a lug; 5. a filter plate; 51. a handle; 52. a stabilizer tube; 6. a sterilization chamber; 61. a third water inlet pipe; 62. a third drain pipe; 621. a second valve; 63. a second dosing tube; 631. a second nozzle; 64. a second stirring rod; 641. a second stirring blade; 65. a second motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the environment-friendly wastewater treatment device disclosed by the invention comprises a square box body 1, wherein a square transverse partition plate 11 is arranged in the box body 1, and the box body 1 is divided into an upper chamber 13 and a lower chamber 14 by the transverse partition plate 11.

Referring to fig. 2 and 3, a cylindrical settling chamber 2 is arranged in the upper chamber 13, a supporting plate 15 for mounting the settling chamber 2 is arranged on the inner side wall of the box body 1, and a plurality of first mounting rods 151 for supporting the settling chamber 2 are arranged on the supporting plate 15. The upper end of precipitation chamber 2 is equipped with first inlet tube 21, and the periphery lateral wall of precipitation chamber 2 is equipped with the first drain pipe 22 that is close to precipitation chamber 2 bottom, and first drain pipe 22 is equipped with first valve 221. The bottom of the settling chamber 2 is inclined towards the first drain pipe 22 so that water in the settling chamber 2 flows towards the first drain pipe 22. The upper end of precipitation chamber 2 is equipped with first dosing pipe 23, and the one end of first dosing pipe 23 runs through the lateral wall of precipitation chamber 2 and stretches into inside the precipitation chamber 2, and the one end that first dosing pipe 23 stretched into precipitation chamber 2 is equipped with first shower nozzle 231. The end of the first dosing pipe 23 far away from the first spray head 231 extends out of the settling chamber 2, so that the worker sprays the relevant precipitating reagent into the settling chamber 2 through the first spray head 231, so as to precipitate the relevant impurities in the settling chamber 2, and the precipitate flows into the first drainage pipe 22 along with the wastewater.

Referring to fig. 3, a first stirring rod 24 having a cylindrical shape is disposed in the settling chamber 2 along a radial direction of the settling chamber 2, and a plurality of first stirring blades 241 are disposed on an outer circumferential side wall of the first stirring rod 24. One end of the first stirring rod 24 is rotatably connected with the side wall of the settling chamber 2 and penetrates through the side wall of the settling chamber 2, one end of the first stirring rod 24 extending out of the settling chamber 2 is connected with a first motor 25, and the outer side wall of the settling chamber 2 is provided with a mounting block 251 for mounting the first motor 25. Starting first motor 25, can drive first puddler 24 and rotate to drive first stirring leaf 241 and stir the waste water in the deposit room 2, thereby make the relevant impurity intensive mixing in relevant precipitation reagent and the waste water of adding, make most impurity can both deposit down.

Referring to fig. 4, a cylindrical filter box 3 is further disposed in the upper chamber 13, the filter box 3 includes a circular turntable 31 and a box plate 32 disposed on the turntable 31, and the box plate 32 is hollow and cylindrical. Referring to fig. 5, the rotary plate 31 is provided with a plurality of filtering means for receiving the wastewater discharged from the first drain pipe 22. Each filtering device comprises a hollow circular ring 4 and a plurality of supporting rods 41 arranged on the ring 4, and the diameter of the first water drainage pipe 22 is smaller than that of the ring 4, so that water drained from the first water drainage pipe 22 can flow into the ring 4. The support rods 41 are located on the same side of the ring 4, and one end of each support rod 41 away from the ring 4 is connected to the rotating disc 31. A filter bag 43 is arranged in the circular ring 4, three hanging lugs 431 are arranged at the opening of the filter bag 43, and a hook 42 for hooking the hanging lugs 431 is arranged on one side of the circular ring 4 departing from the support rod 41. Hang hangers 431 on couple 42, the sack of crossing filter bag 43 is open mode, and then can make the discharged water of first drain pipe 22 flow into and cross the filter bag 43 in to the realization is to the filtration of waste water, stays the large granule impurity in the waste water in crossing filter bag 43.

Referring to fig. 6, the rotating disc 31 is coaxially provided with a cylindrical rotating shaft 311, and one end of the rotating shaft 311, which is far away from the rotating disc 31, is rotatably connected to the diaphragm 11. The bulkhead 11 is provided with a first bearing 111 for mounting the rotating shaft 311. The peripheral side wall of the rotating shaft 311 is fitted with a driven gear ring 34, and the driven gear ring 34 is located in the upper chamber 13. Referring to fig. 4, the driven gear ring 34 is engaged with a transition gear 35, the transition gear 35 is coaxially provided with a transition shaft 351, the transition shaft 351 is rotatably connected to the diaphragm plate 11, and the diaphragm plate 11 is provided with a second bearing 112 for mounting the transition shaft 351.

Referring to fig. 4, a driven bevel gear 36 is provided at an end of the transition shaft 351 remote from the diaphragm 11, and the driven bevel gear 36 is engaged with the drive bevel gear 37. A square first mounting plate 16 is arranged on the inner side wall of the box body 1, a driving motor 17 is arranged on the mounting plate, and a square second mounting plate 161 is vertically arranged on the mounting plate. The drive bevel gear 37 is coaxially provided with a drive shaft 371, and one end of the drive shaft 371 is rotatably connected to the second mounting plate 161 and penetrates the second mounting plate 161 and is connected to a driving end of the driving motor 17. The driving motor 17 is started to drive the driving bevel gear 37 to rotate, the driving bevel gear 37 drives the driven bevel gear 36 to rotate, so as to drive the transition gear 35 to rotate, the transition gear 35 drives the driven gear ring 34 to rotate, the position of the filtering device on the rotary table 31 can be converted, the filter bag 43 can be conveniently replaced by a worker, and precipitates can be cleaned.

Referring to fig. 6, the rotating disc 31 is provided with a second water discharge pipe 33, the second water discharge pipe 33 is coaxially inserted into the rotating shaft 311, and one end of the second water discharge pipe 33, which is far away from the rotating disc 31, extends into the lower chamber 14. Referring to fig. 5, the top surface of the rotating plate 31 facing away from the diaphragm plate 11 is formed in a funnel shape by inclining the peripheral side wall of the rotating plate 31 toward the rotating shaft 311, so that the waste water flows toward the second drain pipe 33. The top surface of the rotary disc 31 facing away from the diaphragm plate 11 is coaxially provided with a cylindrical accommodating groove 312, and the accommodating groove 312 is communicated with the second water drainage pipe 33. Can dismantle in the holding tank 312 and be equipped with a circular shape filter 5 to carry out secondary filter to waste water. The side of the filter plate 5 facing the diaphragm plate 11 is provided with a hollow cylindrical stabilizer tube 52, and the stabilizer tube 52 is inserted into the second drain pipe 33 to fix the filter plate 5, thereby reducing the possibility that the filter plate 5 is separated from the receiving groove 312 under the impact of water flow. One side that filter 5 deviates from the stabilizator pipe 52 is equipped with two handles 51 that are the U type, and two handles 51 symmetric distribution are in the both sides of 5 axes of filter, and the staff of being convenient for gets through gripping handle 51 and puts filter 5.

Referring to fig. 7, a cylindrical sterilizing chamber 6 is provided in the lower chamber 14, and a plurality of second mounting bars 18 for supporting the sterilizing chamber 6 are provided on an inner bottom wall of the cabinet 1. The top end of the disinfection chamber 6 is provided with a third water inlet pipe 61, and the second water outlet pipe 33 extends into the third water inlet pipe 61. The outer peripheral side wall of the disinfection chamber 6 is provided with a third drain pipe 62, and one end of the third drain pipe 62 far away from the disinfection chamber 6 penetrates through the side wall of the box body 1 and is provided with a second valve 621. The upper end of disinfection room 6 is equipped with second dosing tube 63, and the one end of second dosing tube 63 runs through the lateral wall of disinfection room 6 and stretches into in disinfection room 6, and the one end that second dosing tube 63 stretched into in disinfection room 6 is equipped with second shower nozzle 631. The second adds pencil 63 and runs through the lateral wall of box 1 and stretch out box 1 far away from the one end of second shower nozzle 631, and the staff of being convenient for adds relevant disinfection reagent through second pencil 63 and adds in disinfection room 6 to disinfect waste water, and then reduce the possibility of exhaust waste water polluted environment.

Referring to fig. 7, a second stirring rod 64 having a cylindrical shape is disposed in the sterilization chamber 6 along the axis of the sterilization chamber 6, and a plurality of second stirring blades 641 are disposed on the outer circumferential side wall of the second stirring rod 64. One end of the second stirring rod 64 is rotatably connected to the bottom wall of the sterilizing chamber 6 and penetrates the bottom wall of the sterilizing chamber 6. The inner bottom wall of the box body 1 is provided with a second motor 65, and one end of the second stirring rod 64 extending out of the disinfection chamber 6 is connected with the driving end of the second motor 65. The second motor 65 is started to drive the second stirring rod 64 to rotate, so as to drive the second stirring blade 641 to stir the wastewater in the disinfection chamber 6, so that the related disinfection reagent and the wastewater are fully mixed, and a disinfection effect is better achieved.

The implementation principle of the embodiment is as follows: wastewater is injected into the settling chamber 2 through the first inlet pipe 21, and the first valve 221 of the first drain pipe 22 is closed. The relevant precipitation reagent is added to the precipitation chamber 2 through the first dosing tube 23 while the first motor 25 is activated to mix the precipitation reagent with the wastewater sufficiently. The first valve 221 of the first drainage pipe 22 is opened to allow the sediment in the settling chamber 2 to flow into the filter tank 3 along with the wastewater. As the wastewater flows through the filter bag 43, impurities in the wastewater remain in the filter bag 43. When the filter bag 43 needs to be replaced, the driving motor 17 is started to rotate the turntable 31, so that the next unused filter bag 43 is used for receiving waste water to filter impurities, and the used filter bag 43 is convenient for workers to clean and replace.

When the waste water flows into the sterilizing chamber 6 through the second drain pipe 33, the second valve 621 of the third drain pipe 62 is closed. Add relevant disinfection reagent into disinfection room 6 through second pencil 63 in, start second motor 65 with the waste water in the stirring disinfection room 6 simultaneously for disinfection reagent and the intensive mixing of waste water, and then better reach sterile effect. The second valve 621 of the third drain pipe 62 is opened to drain the waste water in the sterilizing chamber 6.

Compared with the prior art, the embodiment can accomplish the change to filter equipment without stopping the filtration treatment to waste water, can realize the continuous filtration to waste water, and easy operation is swift, has effectively improved work efficiency.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a waste water environmental protection processing apparatus, includes box (1), be equipped with a cross slab (11) in box (1), cross slab (11) divide into chamber (13) and cavity of resorption (14) with box (1), its characterized in that: a settling chamber (2) is arranged in the upper cavity (13), the settling chamber (2) is provided with a first drain pipe (22), a filter box (3) is arranged in the upper cavity (13), the filter box (3) comprises a rotary plate (31) and a box plate (32) arranged on the rotary plate (31), the rotary plate (31) is coaxially provided with a rotary shaft (311), one end, far away from the rotary plate (31), of the rotary shaft (311) is rotatably connected to the transverse partition plate (11), the filter box (3) is provided with a second drain pipe (33), and the second drain pipe (33) is coaxially inserted into the rotary shaft (311) and extends into the lower cavity (14);

the filter box (3) is internally provided with a plurality of filter devices for receiving wastewater discharged from the first drainage pipe (22), the filter devices are circularly arranged, and the filter box also comprises a driving assembly for driving the rotary disc (31) to rotate;

a disinfection chamber (6) is arranged in the lower cavity (14), the disinfection chamber (6) is provided with a third water inlet pipe (61) and a third water outlet pipe (62), and one end, far away from the filter box (3), of the second water outlet pipe (33) extends into the third water inlet pipe (61);

one side of the rotary table (31) departing from the transverse partition plate (11) is detachably provided with a filter plate (5) used for blocking the second drain pipe (33), the rotary table (31) is provided with a containing groove (312) used for containing the filter plate (5) and communicated with the second drain pipe (33), and the filter plate (5) is provided with a handle (51);

one side of the filter plate (5) departing from the handle (51) is provided with a stabilizing pipe (52) extending into the second drain pipe (33).

2. The environmental protection wastewater treatment device according to claim 1, characterized in that: the filtering device comprises a circular ring (4) and a plurality of supporting rods (41) arranged on the circular ring (4), one ends, far away from the circular ring (4), of the supporting rods (41) are connected to the turntable (31), and the diameter of the first drainage pipe (22) is smaller than that of the circular ring (4);

the circular ring (4) is detachably provided with a filter bag (43), and the circular ring further comprises a fixing component for fixing the filter bag (43).

3. The environmental-friendly wastewater treatment device according to claim 2, characterized in that: fixed subassembly is including locating couple (42) on ring (4), it is equipped with hangers (431) with couple (42) complex to cross filter bag (43).

4. The environmental protection wastewater treatment device according to claim 1, characterized in that: the driving assembly comprises a driven gear ring (34) arranged on the outer side wall of the rotating shaft (311), the driven gear ring (34) is positioned in the upper cavity (13), the driving assembly further comprises a transition gear (35) meshed with the driven gear ring (34), a transition shaft (351) is coaxially arranged on the transition gear (35), and the transition shaft (351) is rotatably connected to the diaphragm plate (11);

the device also comprises a driving device for driving the transition gear (35) to rotate.

5. The environmental protection wastewater treatment device according to claim 4, characterized in that: one end of the transition shaft (351) far away from the diaphragm plate (11) is provided with a driven bevel gear (36), and the driving device comprises a driving bevel gear (37) meshed with the driven bevel gear (36);

the bevel gear mechanism further comprises a driving motor (17) used for driving the driving bevel gear (37) to rotate, and the driving end of the driving motor (17) is connected to the driving bevel gear (37).

6. The environmental protection wastewater treatment device according to claim 1, characterized in that: settling chamber (2) are equipped with first dosing pipe (23), the tip of first dosing pipe (23) is equipped with first shower nozzle (231), be equipped with first agitating unit in settling chamber (2).

7. The environmental protection wastewater treatment device according to claim 1, characterized in that: the sterilizing chamber (6) is provided with a second medicine adding pipe (63), the end part of the second medicine adding pipe (63) is provided with a second spray head (631), and a second stirring device is arranged in the sterilizing chamber (6).

8. The environmental protection wastewater treatment device according to claim 1, characterized in that: the first drain pipe (22) is provided with a first valve (221), and the third drain pipe (62) is provided with a second valve (621).