CN111892188B - Multistage filtration sewage treatment device - Google Patents
Multistage filtration sewage treatment device Download PDFInfo
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- CN111892188B CN111892188B CN202010866972.4A CN202010866972A CN111892188B CN 111892188 B CN111892188 B CN 111892188B CN 202010866972 A CN202010866972 A CN 202010866972A CN 111892188 B CN111892188 B CN 111892188B
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- settling tank
- tank
- end surface
- filter screen
- sewage treatment
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- 239000010865 sewage Substances 0.000 title claims abstract description 31
- 238000001914 filtration Methods 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 230000007704 transition Effects 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 claims abstract description 6
- 239000007924 injection Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 5
- 238000005188 flotation Methods 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 4
- 238000004065 wastewater treatment Methods 0.000 claims 1
- 239000010432 diamond Substances 0.000 abstract description 18
- 229910003460 diamond Inorganic materials 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 description 34
- 238000004062 sedimentation Methods 0.000 description 10
- 230000005484 gravity Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 239000011435 rock Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a multistage filtration sewage treatment device, which relates to the technical field of sewage treatment, and adopts the technical scheme that the device comprises a settling tank and a treatment tank, wherein the right side of the settling tank is provided with the treatment tank, the lower end surface of the settling tank is fixedly provided with a fixed leg, the lower end surface of the treatment tank is fixedly provided with a stable leg, the upper end surface of the settling tank is provided with a water injection pipe, the lower end surface of the settling tank is provided with a transition tank, the lower end surface of the transition tank is connected with a transmission pipe, the right end surface of the transmission pipe is provided with a water pump, the right end surface of the water pump is connected with a water supply pipe, the left end surface of the treatment tank is connected with a water supply pipe, the left and right end surfaces of the settling tank are symmetrically provided with material receiving boxes, the upper side inside of the settling tank is provided with a connecting spring, the inner side of the connecting spring is provided with a soft filter screen, and the lower end surface of the soft filter screen is provided with an installation rod. The invention has good sewage treatment effect, reduces the occupied area, is convenient to collect diamond residues and reduces the damage of the diamond residues to internal parts.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a multi-stage filtration sewage treatment device.
Background
One of the 4C criteria for diamonds is the cut, which is for diamonds with a brilliant cut. The diamond value of the brilliant cut process is considered to be the highest, among other factors. Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. The wastewater generated by diamond cutting production needs to be treated by sewage treatment equipment.
Through the retrieval, chinese patent discloses a novel marble sewage treatment device (publication number CN 107261636 A3), this patent technique utilizes the dead weight of suspended particles in the sewage, the processing system follows the mass sedimentation principle, adopt the processing mode that jar body vertical flow deposits and pond advection deposit and combine together, make suspended particles deposit to deposit and irritate the bottom, thereby reach muddy water layering, sewage purification's effect, but a plurality of settling tanks and sewage treatment storehouse area that set up are still great, and produce a large amount of residues along with waste water easily after the diamond cutting and leave, on the one hand, some diamond residues still have certain value of utilization, on the other hand the diamond belongs to the easy broken water pipe of harder material, consequently, technical staff in the field provides a multistage filtration sewage treatment device, in order to solve the problem that proposes in the above-mentioned background art.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a multistage filtration sewage treatment device which has the advantages of good sewage treatment effect, reduced floor space, convenience in collecting diamond residues and reduced damage of the diamond residues to internal parts.
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-stage filtration sewage treatment device comprises a sedimentation tank and a treatment tank, wherein the right side of the sedimentation tank is provided with the treatment tank, the lower end surface of the sedimentation tank is fixedly provided with a fixed leg, the lower end surface of the treatment tank is fixedly provided with a stable leg, the upper end surface of the sedimentation tank is provided with a water injection pipe, the lower end surface of the sedimentation tank is provided with a transition tank, the lower end surface of the transition tank is connected with a transmission pipe, the right end surface of the transmission pipe is provided with a water pump, the right end surface of the water pump is connected with a water supply pipe, the left end surface of the treatment tank is connected with the water supply pipe, the left end surface and the right end surface of the sedimentation tank are symmetrically provided with material receiving boxes, the upper side inside of the sedimentation tank is provided with a connecting spring, the inner side of the connecting spring is provided with a soft filter screen, the lower end surface of the soft filter screen is provided with an installation rod, the lower end face of the mounting rod is connected with a movable rod, the lower end face of the movable rod is connected with a gravity ball, an inclined filter plate is arranged in the sedimentation tank, a primary filter box is arranged on the left side of the inclined filter plate, a filter frame is arranged at the bottom of the sedimentation tank, an inclined filter screen is arranged in the transition tank, a fixed plate is fixed on the upper side in the treatment tank, a hanging rod is arranged on the inner side of the fixed plate, a filter cylinder is arranged on the inner side of the hanging rod, a separation plate is arranged in the treatment tank, an air floatation machine is arranged on the upper end face of the separation plate, a sewer pipe is arranged on the lower side of the separation plate, a fiber ball layer plate is arranged on the lower side of the separation plate, and a drain pipe is arranged on the lower side of the right end face of the treatment tank;
the connecting spring is clamped in a groove formed in the upper side in the settling box, the connecting spring is vertically placed, the upper end of the connecting spring is fixedly connected to the inner wall of the groove, and the lower end of the connecting spring is connected with the soft filter screen.
As a further scheme of the invention: the soft filter screen is of an arc structure, the inclined filter screen is of a structure inclining downwards from right to left, the filter frame is of a structure with a high middle part and two low sides, and the inclined filter screen is of a structure inclining downwards from right to left.
As a still further scheme of the invention: a plurality of protruding poles are installed to filter up end to one side, and a plurality of protruding poles set up to the echelonment, the slide bar is installed to filter right-hand member face to one side, the spout has been seted up to the setting tank inner wall, and slide bar and spout phase-match.
As a still further scheme of the invention: the waste discharge valve is installed to transition case left end face, the movable groove has been seted up to installation pole inside, movable rod and movable groove clearance fit.
As a still further scheme of the invention: a limiting plate is arranged on the left side of the primary filter box, and filter holes are formed in the right side of the primary filter box.
As a still further scheme of the invention: the fiber ball laminate is filled with fiber balls.
As a still further scheme of the invention: the inside of the drain pipe is provided with a drain valve.
As a still further scheme of the invention: the left end face and the right end face of the settling tank are symmetrically provided with discharge ports.
As a still further scheme of the invention: the lower end face of the material receiving box is provided with an inserting rod, and the front end faces of the settling box and the treatment box are provided with an access cover.
As a still further scheme of the invention: the air floatation machine is connected with an external power supply through a lead.
Compared with the prior art, the invention has the beneficial effects that:
1. the soft filter screen is of an arc structure, the inclined filter screen is of a structure which inclines downwards from right to left, the filter frame is of a structure which is high in the middle and low in two sides, the inclined filter screen is of a structure which inclines downwards from right to left, waste water can be effectively filtered through the soft filter screen of the arc structure, the waste water can conveniently fall down, the inclined filter screen and the inclined filter screen conveniently filter the waste water, and residues filtered from the waste water slide in the material receiving box through the filter frame;
2. the upper end face of the inclined filter plate is provided with a plurality of convex rods which are arranged in a step shape, the right end face of the inclined filter plate is provided with a sliding rod, the inner wall of the settling tank is provided with a sliding groove, the sliding rod is matched with the sliding groove, residues in the wastewater can be retained by using the convex rods, and the sliding rod and the sliding groove are utilized to facilitate the installation of the inclined filter plate;
3. the movable groove has been seted up to the installation pole is inside, and movable rod and movable groove clearance fit, installation pole and movable rod drive the gravity ball and rock, and the gravity ball rocks the reaction and to soft filter screen, thereby makes soft filter screen rock always and carry out the primary filtration to waste water.
4. The connecting spring card is arranged in a groove formed in the upper side of the inner part of the settling box, the connecting spring is vertically placed, the upper end of the connecting spring is fixedly connected to the inner wall of the groove, and the lower end of the connecting spring is connected with the soft filter screen, so that the soft filter screen can move up and down, the soft filter screen vibrates, and the filtering efficiency is improved.
Drawings
FIG. 1 is a schematic view showing a multistage filtration sewage treatment apparatus according to the present invention;
FIG. 2 is a front sectional view of a treatment tank in a multistage filtration sewage treatment apparatus according to the present invention;
FIG. 3 is a front sectional view of a settling tank in a multi-stage filtration sewage treatment apparatus according to the present invention;
FIG. 4 is a schematic view of a soft screen of a multi-stage sewage treatment plant according to the present invention;
FIG. 5 is an enlarged view of A in FIG. 2;
FIG. 6 is a schematic view showing the connection between a motor and an umbrella frame in a multi-stage filtration sewage treatment apparatus according to the present invention.
In the figure: 1. a water injection pipe; 2. a settling tank; 3. a treatment tank; 4. a drain pipe; 5. a stabilizing leg; 6. a water supply pipe; 7. a water pump; 8. a fixed leg; 9. a conveying pipe; 10. a transition box; 11. a material receiving box; 12. primary filtering box; 13. a filter cylinder; 14. a fixing plate; 15. an air flotation machine; 16. a barrier plate; 17. a fiber ball laminate; 18. an inclined filter screen; 19. a filter frame; 20. an inclined filter plate; 21. a connecting spring; 22. a soft filter screen; 23. mounting a rod; 24. a gravity ball; 25. a movable rod; 26. a sewer pipe; 27. a hanging rod; 28. an umbrella-shaped frame; 29. knocking and hitting the ball; 30. a spring; 31. rotating the column; 32. an electric motor.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings
Referring to fig. 1 to 6, in the embodiment of the present invention, a multi-stage filtration sewage treatment apparatus includes a settling tank 2 and a treatment tank 3, the treatment tank 3 is disposed on the right side of the settling tank 2, a fixing leg 8 is fixed on the lower end surface of the settling tank 2, a stabilizing leg 5 is fixed on the lower end surface of the treatment tank 3, a water injection pipe 1 is mounted on the upper end surface of the settling tank 2, a transition tank 10 is mounted on the lower end surface of the settling tank 2, a transmission pipe 9 is connected on the lower end surface of the transition tank 10, a water pump 7 is mounted on the right end surface of the transmission pipe 9, a water supply pipe 6 is connected on the right end surface of the water pump 7, a water supply pipe 6 is connected on the left end surface of the treatment tank 3, material receiving boxes 11 are symmetrically mounted on the left and right end surfaces of the settling tank 2, a connection spring 21 is mounted on the upper side inside of the settling tank 2, a soft filter screen 22 is mounted on the inner side of the connection spring 21, installing rod 23 is installed to the terminal surface under the soft filter screen 22, the terminal surface is connected with movable rod 25 under the installing rod 23, the terminal surface is connected with gravity ball 24 under the movable rod 25, 2 internally mounted inclined filter plates 20 of setting tank, inclined filter plate 20 left side is provided with just strains box 12, 2 bottoms of setting tank install filter frame 19, transition box 10 internally mounted has inclined filter screen 18, it is fixed with fixed plate 14 to handle 3 inside upsides of case, the peg 27 is installed to fixed plate 14 inboard, peg 27 inboard is installed and is filtered drum 13, it has baffler 16 to handle 3 internally mounted of case, baffler 16 up end is equipped with air supporting machine 15, downcomer 26 is installed to baffler 16 downside, 16 downside of baffler is provided with fibre ball plywood 17, it installs drain pipe 4 to handle 3 right-hand member face downside of case.
In fig. 3 and 4, the soft filter screen 22 is set to be an arc-shaped structure, the inclined filter screen 20 is set to be a structure inclined downwards from right to left, the filter frame 19 is set to be a structure with a high middle part and two low sides, the inclined filter screen 18 is set to be a structure inclined downwards from right to left, waste water can be effectively filtered through the soft filter screen 22 with the arc-shaped structure, the waste water can conveniently fall down, the inclined filter screen 20 and the inclined filter screen 18 can conveniently filter the waste water, and residues filtered from the waste water can slide down in the material receiving box 11 through the filter frame 19;
connecting spring 21 is blocked in the groove arranged on the upper side in settling tank 2, connecting spring 21 is vertically arranged, the upper end of connecting spring is fixedly connected to the inner wall of the groove, and the lower end of connecting spring is connected with soft filter screen 22.
Further, in fig. 6, in order to make the filter frame 19 better slide the diamond residues, a motor 32 is provided, an output shaft of the motor 32 is connected with a rotating column 31, an umbrella-shaped frame 28 is installed on an upper end surface of the rotating column 31, a spring 30 is connected on an upper end surface of the umbrella-shaped frame 28, a knocking ball 29 is installed on an upper end surface of the spring 30, the motor 32 is used for driving the umbrella-shaped frame 28 to rotate through the rotating column 31, the umbrella-shaped frame 28 drives the spring 30 and the knocking ball 29 to knock the filter frame 19, so that the diamond residues on the filter frame 19 slide.
In fig. 3, a plurality of protruding rods are installed on the upper end face of the inclined filtering plate 20, the plurality of protruding rods are arranged in a step shape, a sliding rod is installed on the right end face of the inclined filtering plate 20, a sliding groove is formed in the inner wall of the settling tank 2, the sliding rod is matched with the sliding groove, residues in waste water can be reserved by the aid of the protruding rods, and the sliding rod and the sliding groove are used for facilitating installation of the inclined filtering plate 20.
In fig. 3, the waste discharge valve is installed on the left end face of the transition box 10, the movable groove is formed in the installation rod 23, the movable rod 25 is in clearance fit with the movable groove, the waste discharge valve facilitates discharging residues in the transition box 10, and the movable groove facilitates movement of the movable rod 25.
In fig. 3, a limiting plate is installed on the left side of the primary filter box 12, a filter hole is formed in the right side of the primary filter box 12, the limiting plate facilitates installation of the primary filter box 12, and the filter hole facilitates falling of wastewater.
In fig. 2, the fiber ball layer plate 17 is filled with fiber balls, and the fiber balls can effectively adsorb impurities in the wastewater.
In fig. 1 and 2, a drain valve is installed inside the drain pipe 4, and the drain valve facilitates switching of the working state of the drain pipe 4.
In fig. 1, the left and right end faces of the settling tank 2 are symmetrically provided with discharge ports, which facilitate the filter rack 19 to slide the filtered residues in the material receiving box 11.
In fig. 3, the lower end surface of the material receiving box 11 is provided with an inserting rod, the front end surfaces of the settling tank 2 and the treatment box 3 are provided with access covers, the inserting rod is convenient for dismounting the material receiving box 11, and the access covers are convenient for operating the inner parts of the settling tank 2 and the treatment box 3.
In fig. 2, the air flotation machine 15 is connected to an external power source through a wire, and the air flotation machine 15 receives electric energy to generate micro bubbles.
The working principle of the invention is as follows: firstly, waste water generated during the production of cutting diamond is injected into the settling tank 2 through the water injection pipe 1, the waste water directly falls on the soft filter screen 22, the soft filter screen 22 is shaken under the impact of the waste water, at the moment, the mounting rod 23 and the movable rod 25 drive the gravity ball 24 to shake, the shaking of the gravity ball 24 is reversely acted on the soft filter screen 22, the connecting spring 21 is clamped in a groove arranged at the upper side inside the settling tank 2, the connecting spring 21 is vertically arranged, the upper end of the soft filter screen 22 is fixedly connected on the inner wall of the groove, the lower end of the soft filter screen 22 is connected, wastewater directly falls on the soft filter screen 22, the gravity drives the connecting spring 21 to vibrate up and down, on one hand, the filter screen can be prevented from being blocked by impurities, on the other hand, the soft filter screen 22 can always shake to filter the wastewater for the first time, the wastewater falls on the inclined filter plate 20 below through the soft filter screen 22, objects with larger mass in the wastewater are blocked and left by the convex rods on the inclined filter plate 20, part of the objects with larger mass which are not blocked slide in the primary filter box 12, the diamond residues remained in the wastewater can be obtained by drawing out the primary filter box 12, the wastewater falls on the filter frame 19 downwards through the inclined filter plate 20, the motor 32 drives the umbrella-shaped frame 28 to rotate through the rotating column 31, the umbrella-shaped frame 28 drives the spring 30 and the knocking ball 29 to knock the filter frame 19, so that the diamond residues on the filter frame 19 slide down, the filter frame 19 filters impurities in the wastewater, the filtered impurities slide down along the filter frame 19 and fall into the receiving box through the discharge port, the receiving box is drawn out to obtain residual diamond residues in the wastewater, the wastewater falls onto the inclined filter screen 18 after passing through the filter frame 19, the inclined filter screen 18 further filters the wastewater, the residual slightly-filtered impurities are accumulated on the left side of the inclined filter screen 18, and the waste discharge valve is opened to obtain the residual diamond residues in the wastewater;
waste water enters a transmission pipe 9 and is sent into a treatment box 3 through a water feeding pipe 6 by a water pump 7, the waste water falls into the treatment box 3 downwards through a filtering cylinder 13, at the moment, an air floatation machine 15 is connected with an external power supply through a wire, the air floatation machine 15 works to be attached to suspended particles in a micro-bubble mode for solid-liquid separation, the particles float on the water surface by utilizing the buoyancy principle, the waste water falls to a fiber ball layer plate 17 through a sewer pipe 26, the fiber balls filter the waste water again, and the waste water can be discharged through a drain pipe 4 at the moment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. The utility model provides a multistage filtration sewage treatment device, includes settling tank (2) and processing case (3), settling tank (2) right side is provided with processing case (3), terminal surface is fixed with fixed leg (8) under settling tank (2), terminal surface is fixed with stabilizing leg (5) under processing case (3), water injection pipe (1) is installed to settling tank (2) up end, terminal surface installs transition case (10) under settling tank (2), terminal surface is connected with transmission pipe (9) under transition case (10), water pump (7) is installed to transmission pipe (9) right-hand member face, water pump (7) right-hand member face is connected with flow pipe (6), processing case (3) left end face is connected with flow pipe (6), settling tank (2) left and right sides terminal surface symmetry installs material receiving box (11), the inside upside of settling tank (2) is installed connection spring (21), connection spring (21) connect soft filter screen (22), terminal surface is installed under soft filter screen (22) installs installation pole (23), terminal surface is connected with primary rod (25) under installation pole (23), the lower terminal surface is installed to the settling tank (25) the filter ball box (24), filter plate (20) left side inclined filter (20) is installed to the filter plate (20), the filter frame (19) is installed at the bottom of the settling tank (2), the inclined filter screen (18) is installed inside the transition tank (10), the fixed plate (14) is fixed on the upper side inside the treatment tank (3), the hanging rod (27) is installed on the inner side of the fixed plate (14), the filter cylinder (13) is installed on the inner side of the hanging rod (27), the blocking plate (16) is installed inside the treatment tank (3), the air floatation machine (15) is installed on the upper end face of the blocking plate (16), the sewer pipe (26) is installed on the lower side of the blocking plate (16), the fiber ball layer plate (17) is arranged on the lower side of the blocking plate (16), and the drain pipe (4) is installed on the lower side of the right end face of the treatment tank (3);
the connecting spring (21) is clamped in a groove arranged on the upper side in the settling tank (2), the connecting spring (21) is vertically arranged, the upper end of the connecting spring is fixedly connected to the inner wall of the groove, and the lower end of the connecting spring is connected with the soft filter screen (22);
the soft filter screen (22) is of an arc structure, the inclined filter plate (20) is of a structure inclining downwards from right to left, the filter frame (19) is of a structure with a high middle and two low sides, and the inclined filter screen (18) is of a structure inclining downwards from right to left;
a plurality of convex rods are arranged on the upper end face of the inclined filter plate (20) and are arranged in a step shape, a sliding rod is arranged on the right end face of the inclined filter plate (20), a sliding groove is formed in the inner wall of the settling tank (2), and the sliding rod is matched with the sliding groove;
set up motor (32) in setting up case (2), be connected with on motor (32) output shaft and rotate post (31), rotate the up end of post (31) and install umbelliform frame (28), umbelliform frame (28) up end is connected with spring (30), strikes ball (29) are installed to spring (30) up end.
2. The sewage treatment equipment with the multistage filtration function according to claim 1, wherein a waste discharge valve is installed on the left end face of the transition box (10), a movable groove is formed in the installation rod (23), and the movable rod (25) is in clearance fit with the movable groove.
3. The multistage filtration sewage treatment equipment according to claim 1, wherein a limiting plate is installed on the left side of the primary filtration box (12), and a filtration hole is formed on the right side of the primary filtration box (12).
4. The multistage filtration wastewater treatment equipment according to claim 1, wherein the fiber ball layer plate (17) is filled with fiber balls.
5. The sewage treatment equipment of claim 1, wherein a drain valve is installed inside the drain pipe (4).
6. The multistage filtration sewage treatment equipment according to claim 1, wherein discharge ports are symmetrically formed in the left end surface and the right end surface of the settling tank (2).
7. The sewage treatment equipment with multi-stage filtration according to claim 1, wherein the lower end surface of the material receiving box (11) is provided with an inserted rod, and the front end surfaces of the settling box (2) and the treatment box (3) are provided with access covers.
8. The sewage treatment plant according to claim 1, wherein said air flotation machine (15) is connected to an external power source through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010866972.4A CN111892188B (en) | 2020-08-26 | 2020-08-26 | Multistage filtration sewage treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010866972.4A CN111892188B (en) | 2020-08-26 | 2020-08-26 | Multistage filtration sewage treatment device |
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| CN111892188A CN111892188A (en) | 2020-11-06 |
| CN111892188B true CN111892188B (en) | 2022-11-22 |
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| CN114349227B (en) * | 2022-03-21 | 2022-05-27 | 烟台东洁环保机械工程有限公司 | Alkali decrement microfiber waste water multi-stage treatment device |
| CN115504600B (en) * | 2022-09-26 | 2023-09-08 | 凌志环保股份有限公司 | Intelligent sewage treatment system and application method thereof |
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