CN115520984A - Domestic wastewater treatment device and wastewater treatment method thereof - Google Patents
Domestic wastewater treatment device and wastewater treatment method thereof Download PDFInfo
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- CN115520984A CN115520984A CN202210723968.1A CN202210723968A CN115520984A CN 115520984 A CN115520984 A CN 115520984A CN 202210723968 A CN202210723968 A CN 202210723968A CN 115520984 A CN115520984 A CN 115520984A
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- 239000010840 domestic wastewater Substances 0.000 title claims abstract description 40
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 39
- 238000001514 detection method Methods 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000001914 filtration Methods 0.000 claims abstract description 34
- 239000012535 impurity Substances 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 24
- 239000002351 wastewater Substances 0.000 claims abstract description 19
- 239000003814 drug Substances 0.000 claims abstract description 11
- 238000000746 purification Methods 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 239000002699 waste material Substances 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 21
- 238000005202 decontamination Methods 0.000 claims description 20
- 230000003588 decontaminative effect Effects 0.000 claims description 20
- 230000008021 deposition Effects 0.000 claims description 15
- 239000008394 flocculating agent Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000010992 reflux Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 claims 3
- 235000020188 drinking water Nutrition 0.000 claims 3
- 238000012372 quality testing Methods 0.000 claims 2
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 238000005086 pumping Methods 0.000 description 7
- 238000005201 scrubbing Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 241001233242 Lontra Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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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 relates to the technical field of wastewater treatment, in particular to a domestic wastewater treatment device and a wastewater treatment method thereof. The invention aims to solve the technical problems of medicament waste, filter screen blockage and incomplete wastewater purification. In order to solve the technical problems, the invention provides a domestic wastewater treatment device and a wastewater treatment method thereof, the device consists of an automatic material injection mechanism, a multistage filtering mechanism and a backflow mechanism, the device can control the feeding amount according to the water inflow through the arranged baffle block and the first electromagnetic valve, the discharge valve can be closed in time after the wastewater treatment is finished, the waste of resources is prevented, the device can completely filter impurities through the arranged first filtering screen plate and the arranged second filtering screen plate, the cleaning rod and the dirt collecting box can prevent the filtering screen plate from being blocked and can conveniently remove the impurities, and the domestic wastewater which is not completely treated can enter the detection box again for purification under the action of the arranged second electromagnetic valve and the water quality sensor.
Description
Technical Field
The invention relates to domestic wastewater treatment, in particular to a domestic wastewater treatment device and a wastewater treatment method thereof, and belongs to the technical field of wastewater treatment.
Background
Domestic wastewater refers to washing water discharged by residents in daily life, only a small part of the wastewater is treated, and most of the wastewater is directly discharged into rivers and the like without being treated.
A prior patent (publication number: CN 211141737U) discloses a domestic wastewater treatment device, relating to the technical field of wastewater treatment. Including first process chamber, the left front side, left rear side, right front side and the right rear side of first process chamber bottom all are provided with the head rod, and tiny granule in the waste water forms the sediment through combining with the flocculating agent, later opens first valve, and the upper strata passes through the outlet pipe discharge through the waste water after filtering, opens the second valve at last, passes through out hopper and discharging pipe discharge with the precipitate to fully filter waste water, improve the practicality. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: 1. the device needs to add agents such as a decontamination agent and the like, so that the labor intensity is increased, and the waste of the agents is caused because the discharge valve cannot be closed in time after the domestic wastewater is filtered; 2. the device has incomplete filtration and difficult discharge of solid impurities, and the filter screen is blocked when the filtration time is long, so that the water is difficult to discharge; 3. the device does not detect the water quality during the drainage, and can have the condition of incomplete purification during the treatment, resulting in that the sewage containing a small amount of water is not completely purified and discharged.
In addition, the existing device for filtering impurities by using the filter screen needs to be provided with bristles or a brush roll for cleaning, but the rotating friction scraping can only carry out partial cleaning, and dirt adhered in meshes or at corners cannot be effectively removed.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a domestic wastewater treatment apparatus and a wastewater treatment method thereof.
The invention achieves the aim through the following technical scheme, and the domestic wastewater treatment device comprises a detection box, an automatic material injection mechanism, a multi-stage filtering mechanism and a backflow mechanism.
The automatic liquid feeding and filtering device is characterized in that a liquid feeding pipe is horizontally installed on one side of the detection box in a penetrating mode, a liquid discharging pipe is horizontally installed on the other side of the detection box in a penetrating mode, the automatic liquid feeding mechanism is installed on the top end face of the detection box, the multi-stage filtering mechanism is installed inside the detection box, and the backflow mechanism is installed on one side face of the detection box.
Automatic annotate material mechanism includes backup pad, deposit box, agitator tank, motor guard shield and agitator motor, the top face fixed mounting of detection case has two backup pads, two a side that the backup pad corresponds is fixed mounting deposition box and agitator tank respectively, the vertical running through of bottom of deposit box is installed and is fallen the feed cylinder, the top face fixed mounting of detection case has linear motor, the horizontal fixedly connected with of output of linear motor separates the shelves piece, the top face fixed mounting of agitator tank has the motor guard shield, the top face fixed mounting of motor guard shield inner wall has agitator motor, the vertical fixed running through in bottom of agitator tank installs the conveying pipeline, the fixed cover in middle part department of conveying pipeline has connect first solenoid valve.
Multistage filter mechanism includes decontamination case, step motor, connecting axle, driving gear and bearing, the top face fixed mounting of detection case has the decontamination case, the top face fixed mounting of decontamination incasement wall has step motor, step motor's output rotates and is connected with the connecting axle, the quantity of connecting axle is two, the quantity of bearing is two, and two the bottom of connecting axle rotates through the bottom of corresponding bearing and decontamination case respectively and is connected and vertical top that runs through the detection case, two the surface of connecting axle all has fixed the driving gear of cup joint, the bottom face of decontamination incasement wall has two connecting blocks, two through spout sliding support the middle part department level of connecting block is rotated and is connected with the lead screw pivot, the both ends of lead screw pivot all have fixed cup joint driven gear, two the driving gear respectively with corresponding driven gear meshing, two the bottom of connecting axle is fixedly connected with respectively the purge rod, is provided with single lug on this purge rod, this lug is arc chamfer technology and handles, the equal fixed mounting of top face and the bottom face of detection incasement wall has two stoppers, four equal fixed mounting of a side that the stopper is the same has buffer spring, the one end of buffer spring is fixed connection respectively and the second filter cartridge and the bottom connection dirt collection otter board, two filter cartridge connection portions of two vertical dirt connection otter board are connected with two.
The detection box is characterized in that a first magnetic block is embedded in the connecting block, a scraper is slidably supported between the top end face and the bottom end of the inner wall of the detection box, a plurality of through holes are formed in the scraper plate body, a second magnetic block is arranged at the top end of the scraper plate, which is close to the inner wall of the detection box, and triangular scraper bodies are arranged on two sides of the bottom end of the scraper plate body.
The backflow mechanism comprises a water pump, a second electromagnetic valve, a water pumping pipe, a water quality detector and a connecting pipe, wherein the water pump is fixedly installed on one end face of the detection box close to the liquid discharge pipe, the water pumping pipe is fixedly connected to the water pumping end of the water pump in a sleeved mode, the connecting pipe is fixedly connected to the water outlet end of the water pump in a sleeved mode, the top of the detection box is vertically penetrated through by one end of the connecting pipe and extends into the detection box, the water quality detector is vertically penetrated through the top of the liquid discharge pipe, and the second electromagnetic valve is fixedly connected to the liquid discharge pipe in a sleeved mode.
Preferably, the output end of the stirring motor vertically runs through the bottom of the motor shield and the top of the stirring box and extends into the stirring box, and the output end of the stirring motor is rotatably provided with a stirring paddle.
Preferably, a single chip microcomputer is fixedly mounted on the top end face of the detection box, and a flow sensor is fixedly sleeved at one end of the liquid inlet pipe.
Preferably, the top of the deposition box is provided with a filling port, and the top of the stirring box is provided with a filling port.
Preferably, the inner wall of the top of the scale collection box is provided with a threaded hole, and the outer wall of the bottom of the connecting cylinder is provided with threads.
Preferably, the joints of the two connecting shafts and the detection box are provided with sealing rings, and the joints of the connecting pipes and the detection box are provided with sealing rings.
Preferably, the middle part of the material descending cylinder is provided with a sliding groove, and the blocking block is connected in the sliding groove of the material descending cylinder in a sliding manner.
Preferably, four buffer springs are correspondingly distributed on two sides of the second filter screen plate in pairs, the material dropping cylinder is a square cylinder, and the flow sensor, the first electromagnetic valve and the linear motor are electrically connected with the single chip microcomputer.
Preferably, the bottom of a supporting plate close to the deposition box is provided with a mounting groove, and the outer surfaces of the two first filter screen plates are fixedly provided with brushes.
A wastewater treatment method of a domestic wastewater treatment apparatus, the wastewater treatment method comprising the steps of:
the first step, the domestic wastewater switches on, adds the flocculating agent in the deposit box, adds the scrubbing medicament in the agitator tank to open agitator motor, prevent that the medicament in the deposit box from solidifying, annotate again at this moment and switch on domestic wastewater, make the domestic wastewater that this device handles to flow through.
The second step, annotate the material automatically, when domestic waste water flows through flow sensor, flow sensor detects the water velocity of flow and gives the cylinder that falls with signal transmission, it opens to fall the operation of cylinder control linear motor and first solenoid valve this moment, linear motor's output shaft drives the spout of spacer block in from falling the cylinder and to one side removal, make the flocculating agent in the deposit incasement get into the detection case, simultaneously remove the medicament in the dirty incasement and circulate to the detection case, according to water velocity control scrubbing medicament and flocculating agent addition, the resource has been saved, prevent extravagant.
And thirdly, performing multistage filtration on impurities, wherein the treated wastewater flows through a multistage filtration mechanism, is firstly filtered by the first filter screen plate for the first time and then filtered by the second filter screen plate for the second time, the filtered solid impurities are left on the first filter screen plate, the impurities mixed by the flocculating agent are left on the second filter screen plate, when the accumulation amount exceeds a certain degree, the impurities push the first filter screen plate and the second filter screen plate to move towards one side, and at the moment, the impurities enter the scale collecting box from the connecting cylinder to perform multistage filtration on the domestic wastewater.
And fourthly, purifying and refluxing the water, enabling the filtered wastewater to flow through a liquid discharge pipe and be detected by a water quality detector, opening the second electromagnetic valve through the single chip if the water quality is completely purified, closing the second electromagnetic valve if the water quality is not completely purified, simultaneously opening the water pump, and refluxing the wastewater from the water pump to the detection box for continuous treatment and purification, thereby preventing a small amount of wastewater from being discharged without purification.
And fifthly, cleaning the device, wherein when sewage is completely discharged, the singlechip controls the linear motor and the first electromagnetic valve to be closed, the stepping motor is turned on, the output end of the stepping motor drives the connecting shaft to rotate, the connecting shaft drives the driving gear to rotate, and the driving gear is meshed with the driven gear, so that the other connecting shaft is simultaneously rotated, the cleaning rod can be driven to scrub the first filter screen plate and the second filter screen plate, a single lug arranged on the cleaning rod can periodically extrude the two screen plates while ensuring that the rod body of the cleaning rod, the first filter screen plate and the second filter screen plate are in contact friction cleaning, so that the two screen plates can swing back and forth, impurities on the two screen plates drop, in the process, the rotating shaft of the lead screw drives the connecting block to reciprocate back and forth, the magnetic blocks are driven to reciprocate back and forth by magnetic adsorption of the first magnetic block and the second magnetic block, the scraping blocks on two sides of the bottom of the scraper plate scrape dirt on the inner wall and prevent the deposition of the dropped impurities, and after the cleaning is finished, the dirt collecting box is taken out by threads, so that the dirt collecting box is poured out, and the impurities in the dirt collecting box can be conveniently cleaned.
The beneficial effects of the invention are:
1. the automatic feeding device comprises the automatic feeding mechanism, and under the action of the baffle block and the first electromagnetic valve in the automatic feeding mechanism, the automatic feeding device can control the feeding amount according to the water inflow, and the discharge valve can be closed in time after wastewater treatment is finished, so that the waste of resources is prevented, and the problems that the conventional device is added with agents such as a dirt removing agent, the labor intensity is increased, and the discharge valve cannot be closed in time after filtration is finished, so that the agents are wasted are solved;
2. the device comprises a multi-stage filtering mechanism, the device can completely filter impurities under the action of a first filtering screen plate and a second filtering screen plate in the multi-stage filtering mechanism, and the cleaning rod and the dirt collecting box can prevent the filtering screen plates from being blocked and can conveniently remove the impurities, so that the problem of difficult drainage caused by the blockage of the filtering screen due to long filtering time of the conventional device is solved;
3. the invention comprises a backflow mechanism, and under the action of a second electromagnetic valve and a water quality sensor in the backflow mechanism, untreated domestic sewage enters the detection box again for purification, so that the problem that a small amount of sewage is discharged without complete purification in the conventional device can be prevented.
4. According to the invention, the cleaning rod body with the single bump can ensure that the filter screen can be periodically pushed to move back and forth on the basis of friction scraping, so that dirt on the cleaning rod body can be thrown and dropped off, and in addition, the scraper plate with the double-triangular scraping body arranged at the bottom is matched with a screw rod transmission motion and a magnetic adsorption transmission motion combined structure, so that the dropped and deposited dirt can be timely and periodically cleaned.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic cross-sectional view of a multi-stage filtration mechanism of the present invention;
fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.
In the figure: 1. a detection box; 2. a liquid inlet pipe; 3. a liquid discharge pipe; 4. a support plate; 5. a deposition chamber; 6. a stirring box; 7. a motor cover; 8. a stirring motor; 9. a single chip microcomputer; 10. a linear motor; 11. a stop block; 12. descending the material barrel; 13. a delivery pipe; 14. a first solenoid valve; 15. a decontamination box; 16. a stepping motor; 17. a connecting shaft; 18. a driving gear; 19. a driven gear; 20. connecting blocks; 21. a lead screw shaft; 22. a bearing; 23. a first filter screen plate; 24. a cleaning rod; 25. a second filter screen plate; 26. a buffer spring; 27. a limiting block; 28. a connecting cylinder; 29. a scale collecting box; 30. a water pump; 31. a second solenoid valve; 32. a water pumping pipe; 33. a water quality detector; 34. a connecting pipe; 35. a flow sensor; 36. and (4) a stirring paddle.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-4, a domestic wastewater treatment apparatus includes a detection box 1, an automatic material injection mechanism, a multi-stage filtration mechanism, and a reflux mechanism.
The liquid inlet pipe 2 is horizontally installed in a penetrating mode on one side of the detection box 1, the liquid discharge pipe 3 is horizontally installed in the other side of the detection box 1 in a penetrating mode, the automatic material injection mechanism is installed on the top end face of the detection box 1, the multi-stage filtering mechanism is installed inside the detection box 1, and the backflow mechanism is installed on one side face of the detection box 1.
Automatic annotate material mechanism includes backup pad 4, deposit box 5, agitator tank 6, motor guard 7 and agitator motor 8, the top face fixed mounting of detection case 1 has two backup pads 4, two a side that backup pad 4 corresponds is fixed mounting respectively has deposit box 5 and agitator tank 6, the vertical running through in bottom of deposit box 5 installs precipitation section of thick bamboo 12, the top face fixed mounting of detection case 1 has linear motor 10, the horizontal fixedly connected with of output of linear motor 10 separates link block 11, the top face fixed mounting of agitator tank 6 has motor guard 7, the top face fixed mounting of motor guard 7 inner wall has agitator motor 8, the vertical fixed running through in bottom of agitator tank 6 installs conveying pipeline 13, the fixed cover in middle part department of conveying pipeline 13 has first solenoid valve 14.
Multistage filter mechanism includes decontamination case 15, step motor 16, connecting axle 17, driving gear 18 and bearing 22, the top face fixed mounting of detection case 1 has decontamination case 15, the top face fixed mounting of decontamination case 15 inner wall has step motor 16, step motor 16's output rotates and is connected with connecting axle 17, the quantity of connecting axle 17 is two, bearing 22's quantity is two, and two connecting axle 17's bottom is rotated through the bottom that corresponds bearing 22 and decontamination case 15 respectively and is connected and the vertical top that runs through detection case 1, two connecting axle 17's surface all fixed cover has been cup jointed driving gear 18, the bottom face of decontamination case 15 inner wall has two connecting blocks 20, two through spout sliding support, connecting block 20's middle part department level is rotated and is connected with lead screw pivot 21, the both ends of lead screw pivot 21 all have driven gear 19, two driving gear 18 meshes with corresponding driven gear 19 respectively, two connecting axle 17's bottom respectively fixed connection has wash pole 24, is provided with single lug on this washing pole 24 body of rod, this lug is the chamfer technology to handle, the fixed cover of detection case 1's inner wall is fixed with the equal meshing of corresponding driven gear 19 meshes, two the stopper 26 is installed respectively the bottom of the equal stopper of the fixed mounting of the spring piece 26, and the stopper 26 a side of two piece is connected with the stopper spring connection box bottom is connected with the stopper 26 a side of the stopper 26, the stopper 26 a side of a filter block is connected with the stopper 26.
The detection box comprises a detection box body and is characterized in that a first magnetic block is embedded in the connecting block 20, a scraper is slidably supported between the top end face and the bottom end of the inner wall of the detection box 1, a plurality of through holes are formed in the scraper plate body, a second magnetic block is arranged at the top end of the scraper, which is close to the inner wall of the detection box 1, and triangular scraper bodies are arranged on two sides of the bottom end of the scraper plate body.
The backflow mechanism comprises a water pump 30, a second electromagnetic valve 31, a water pumping pipe 32, a water quality detector 33 and a connecting pipe 34, a water pump 30 is fixedly mounted on one end face of the detection box 1 close to the liquid discharge pipe 3, the water pumping pipe 32 is fixedly sleeved on the water pumping end of the water pump 30, the connecting pipe 34 is fixedly sleeved on the water outlet end of the water pump 30, one end of the connecting pipe 34 vertically penetrates through the top of the detection box 1 and extends into the detection box 1, the water quality detector 33 is vertically installed at the top of the liquid discharge pipe 3 in a penetrating mode, and the second electromagnetic valve 31 is fixedly sleeved on the liquid discharge pipe 3.
Specifically, the output end of the stirring motor 8 vertically runs through the bottom of the motor shield 7 and the top of the stirring box 6 and extends into the stirring box 6, and the output end of the stirring motor 8 is rotatably provided with the stirring paddle 36.
Specifically, a single chip microcomputer 9 is fixedly mounted on the top end face of the detection box 1, and a flow sensor 35 is fixedly sleeved at one end of the liquid inlet pipe 2.
Specifically, the top of the deposition box 5 is provided with a filling port, and the top of the stirring box 6 is provided with a filling port.
Specifically, the inner wall of the top of the scale collecting box 29 is provided with a threaded hole, and the outer wall of the bottom of the connecting cylinder 28 is provided with threads.
Specifically, two connecting shafts 17 and the junction of detection case 1 all are provided with the sealing washer, the junction of connecting pipe 34 and detection case 1 is provided with the sealing washer.
Specifically, a sliding groove is formed in the middle of the charging-down barrel 12, and the blocking block 11 is slidably connected in the sliding groove of the charging-down barrel 12.
Specifically, four buffer springs 26 are correspondingly distributed on two sides of the second filter screen plate 25 in pairs, the material dropping cylinder 12 is a square cylinder, and the flow sensor 35, the first electromagnetic valve 14 and the linear motor 10 are electrically connected with the single chip microcomputer 9.
Specifically, the bottom of a supporting plate 4 close to the deposition box 5 is provided with a mounting groove, and the outer surfaces of the two first filter screen plates 23 are fixedly provided with brushes.
A wastewater treatment method of a domestic wastewater treatment apparatus, the wastewater treatment method comprising the steps of:
first step, the domestic wastewater switches on, adds the flocculating agent in settling tank 5, adds the scrubbing medicament in agitator tank 6 to open agitator motor 8, prevent that the medicament in settling tank 5 from solidifying, annotate again at this moment and switch on domestic wastewater, make the domestic wastewater that this device handles to flow through.
The second step, annotate the material automatically, when domestic waste water flows through flow sensor 35, flow sensor 35 detects the water velocity of flow and gives the descending cylinder 12 with signal transmission, descending cylinder 12 control linear motor 10 and the operation of first solenoid valve 14 this moment is opened, linear motor 10's output shaft drives the spout of spacer block 11 in from descending cylinder 12 and moves to one side, make the flocculating agent in the deposit box 5 get into in detecting box 1, simultaneously the medicament in the scrubbing case 15 circulates to detecting box 1, control scrubbing medicament and flocculating agent addition according to the water velocity of flow, resources are saved, waste is prevented.
And thirdly, performing multistage filtration on impurities, wherein the treated wastewater flows through a multistage filtration mechanism, is firstly filtered by the first filter screen plate 23 for the first time, and then is filtered by the second filter screen plate 25 for the second time, the filtered solid impurities are left on the first filter screen plate 23, the impurities mixed with the flocculating agent are left on the second filter screen plate 25, when the accumulation amount exceeds a certain degree, the impurities push the first filter screen plate 23 and the second filter screen plate 25 to move towards one side, and at the moment, the impurities enter the scale collecting box 29 from the connecting cylinder 28, so that the domestic wastewater is subjected to multistage filtration.
And fourthly, purifying and refluxing the water quality, detecting the filtered wastewater at the position where the filtered wastewater passes through the liquid discharge pipe 3 by the water quality detector 33, opening the second electromagnetic valve 31 through the singlechip 9 if the water quality is completely purified, closing the second electromagnetic valve 31 if the water quality is not completely purified, simultaneously opening the water pump 30, and refluxing the wastewater from the water pump 30 to the detection box 1 for continuous treatment and purification, thereby preventing a small amount of wastewater from being discharged without purification.
And fifthly, cleaning the device, when the sewage is completely discharged, the singlechip 9 controls the linear motor 10 and the first electromagnetic valve 14 to be closed, the stepping motor 16 is opened, the output end of the stepping motor 16 drives the connecting shaft 17 to rotate, the connecting shaft 17 drives the driving gear 18 to rotate, and the driving gear 18 is meshed with the driven gear 19, so that the other connecting shaft 17 rotates simultaneously, the cleaning rod 24 can be driven to scrub the first filter screen plate 23 and the second filter screen plate 25, a single bump arranged on the cleaning rod 24 ensures that the rod body of the cleaning rod 24 and the first filter screen plate 23 and the second filter screen plate 25 contact and rub to clean at most of time, and the two screen plates can be periodically extruded, so that the two screen plates can rock back and forth, impurities on the two screen plates drop, in the process, the rotating shaft 21 of the lead screw drives the connecting block 20 to reciprocate back and forth, the scraper is driven to reciprocate back and forth by the magnetic adsorption of the first magnetic block and the second magnetic block, so that the triangular scraping blocks on two sides of the bottom of the scraper can scrape off the dirt and prevent the impurities from dropping, and the dirt collecting box 29 is taken off by the threads after the cleaning is finished, and the cleaning of the dirt collecting box 29 is convenient for cleaning the device.
The electrical components appearing in the present application document are all externally connected to a power supply and a control switch when in use, and the related circuits, electronic components and control modules are all in the prior art, and can be completely realized by those skilled in the art without needless to say, the protection content of the present invention does not relate to the improvement of software and methods.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a domestic wastewater treatment device which characterized in that: comprises a detection box (1), an automatic material injection mechanism, a multi-stage filtering mechanism and a reflux mechanism;
a liquid inlet pipe (2) is horizontally installed on one side of the detection box (1) in a penetrating mode, a liquid discharge pipe (3) is horizontally installed on the other side of the detection box (1) in a penetrating mode, the automatic material injection mechanism is installed on the top end face of the detection box (1), the multi-stage filtering mechanism is installed inside the detection box (1), and the backflow mechanism is installed on one side face of the detection box (1);
the automatic material injection mechanism comprises a supporting plate (4), a deposition box (5), a stirring box (6), a motor shield (7) and a stirring motor (8), wherein two supporting plates (4) are fixedly mounted on the top end face of the detection box (1), the deposition box (5) and the stirring box (6) are respectively and fixedly mounted on one side face corresponding to the two supporting plates (4), a material dropping cylinder (12) is vertically and penetratingly mounted at the bottom of the deposition box (5), a linear motor (10) is fixedly mounted on the top end face of the detection box (1), a baffle block (11) is horizontally and fixedly connected to the output end of the linear motor (10), the motor shield (7) is fixedly mounted on the top end face of the stirring box (6), the stirring motor (8) is fixedly mounted on the top end face of the inner wall of the motor shield (7), a material conveying pipe (13) is vertically and fixedly and penetratingly mounted at the bottom of the stirring box (6), and a first electromagnetic valve (14) is fixedly sleeved at the middle part of the material conveying pipe (13);
the multistage filtering mechanism comprises a decontamination box (15), a bidirectional rotating stepping motor (16), a connecting shaft (17), a driving gear (18) and a bearing (22), wherein the decontamination box (15) is fixedly installed on the top end surface of the detection box (1), the stepping motor (16) is fixedly installed on the top end surface of the inner wall of the decontamination box (15), the output end of the stepping motor (16) is rotatably connected with the connecting shaft (17), the number of the connecting shaft (17) is two, the number of the bearing (22) is two, the bottom ends of the connecting shaft (17) are respectively rotatably connected with the bottom of the decontamination box (15) through the corresponding bearing (22) and vertically penetrate through the top of the detection box (1), the driving gear (18) is fixedly sleeved on the outer surface of the connecting shaft (17), a connecting block (20) is slidably supported on the bottom end surface of the inner wall of the decontamination box (15) through a sliding chute, a screw rotating shaft (21) is horizontally rotatably connected at the middle part of the two connecting blocks (20), driven gears (19) are fixedly sleeved at the two ends of the screw rotating shaft (21), the two driving gears (18) are respectively corresponding to be respectively meshed with a single connecting shaft (24), and a cleaning rod (24) is respectively arranged on the bottom end of the connecting shaft (17), the bump is subjected to arc chamfering process treatment, two limiting blocks (27) are fixedly mounted on the top end face and the bottom end face of the inner wall of the detection box (1), buffer springs (26) are fixedly mounted on the same side faces of the four limiting blocks (27), one ends of the four buffer springs (26) are fixedly connected with a first filter screen plate (23) and a second filter screen plate (25) respectively, two connecting cylinders (28) vertically penetrate through the bottom of the detection box (1), and the bottoms of the two connecting cylinders (28) are in threaded connection with a scale collection box (29) respectively;
a first magnetic block is embedded in the connecting block (20), a scraper is slidably supported between the top end surface and the bottom end of the inner wall of the detection box (1), a plurality of through holes are formed in a scraper plate body, a second magnetic block is arranged on the scraper close to the top end of the inner wall of the detection box (1), and triangular scraper bodies are arranged on two sides of the bottom end of the scraper plate body;
backflow mechanism includes water pump (30), second solenoid valve (31), drinking-water pipe (32), water quality testing ware (33) and connecting pipe (34), a terminal surface fixed mounting that detection case (1) is close to fluid-discharge tube (3) has water pump (30), the drinking-water end of water pump (30) is fixed to be cup jointed drinking-water pipe (32), connecting pipe (34) have been fixed to be cup jointed to water pump (30) outlet end, the vertical top that runs through detection case (1) of the one end of connecting pipe (34) extends to in detection case (1), the vertical top that runs through of fluid-discharge tube (3) is installed water quality testing ware (33), fixed cover on fluid-discharge tube (3) has connect second solenoid valve (31).
2. The domestic wastewater treatment apparatus according to claim 1, wherein: the output end of the stirring motor (8) vertically penetrates through the bottom of the motor shield (7) and the top of the stirring box (6) and extends into the stirring box (6), and the output end of the stirring motor (8) is rotatably provided with a stirring paddle (36).
3. The domestic wastewater treatment apparatus according to claim 1, wherein: the top end face of the detection box (1) is fixedly provided with a single chip microcomputer (9), and one end of the liquid inlet pipe (2) is fixedly sleeved with a flow sensor (35).
4. The domestic wastewater treatment apparatus according to claim 1, wherein: the top of the sedimentation box (5) is provided with a filling port, and the top of the stirring box (6) is provided with a filling port.
5. The domestic wastewater treatment apparatus according to claim 1, wherein: the inner wall of the top of the scale collection box (29) is provided with a threaded hole, and the outer wall of the bottom of the connecting cylinder (28) is provided with threads.
6. The domestic wastewater treatment apparatus according to claim 1, wherein: and sealing rings are arranged at the joints of the two connecting shafts (17) and the detection box (1), and the sealing rings are arranged at the joints of the connecting pipes (34) and the detection box (1).
7. The domestic wastewater treatment apparatus according to claim 1, wherein: the middle part of the charging-down barrel (12) is provided with a sliding groove, and the stop block (11) is connected in the sliding groove of the charging-down barrel (12) in a sliding manner.
8. The domestic wastewater treatment apparatus according to claim 1, wherein: four buffer springs (26) are correspondingly distributed on two sides of the second filter screen plate (25) in pairs, the material dropping cylinder (12) is a square cylinder, and the flow sensor (35), the first electromagnetic valve (14) and the linear motor (10) are electrically connected with the single chip microcomputer (9).
9. The domestic wastewater treatment apparatus according to claim 1, wherein: the bottom of one supporting plate (4) close to the deposition box (5) is provided with a mounting groove, and the outer surfaces of the two first filter screen plates (23) are fixedly provided with brushes.
10. A wastewater treatment method of a domestic wastewater treatment apparatus according to any one of claims 1 to 9, wherein: the wastewater treatment method comprises the following steps:
firstly, conducting domestic wastewater, adding a flocculating agent into a deposition box (5), adding a decontamination agent into a stirring box (6), turning on a stirring motor (8) to prevent the agent in the deposition box (5) from solidifying, and then conducting domestic wastewater to treat the domestic wastewater flowing through the device;
secondly, automatically injecting materials, wherein when the domestic wastewater flows through a flow sensor (35), the flow sensor (35) detects the water flow rate and transmits signals to a material dropping cylinder (12), the material dropping cylinder (12) controls a linear motor (10) and a first electromagnetic valve (14) to operate and open, an output shaft of the linear motor (10) drives a baffle block (11) to move to one side from a chute in the material dropping cylinder (12), so that a flocculating agent in a deposition box (5) enters a detection box (1), meanwhile, a medicament in a decontamination box (15) flows into the detection box (1), and the addition amounts of the decontamination medicament and the flocculating agent are controlled according to the water flow rate, so that resources are saved, and waste is prevented;
thirdly, performing multistage filtration on impurities, wherein the treated wastewater flows through a multistage filtration mechanism, is firstly filtered by a first filter screen plate (23) for the first time, is filtered by a second filter screen plate (25) for the second time, the filtered solid impurities are left on the first filter screen plate (23), the impurities mixed with a flocculating agent are left on the second filter screen plate (25), and when the accumulation exceeds a certain degree, the impurities push the first filter screen plate (23) and the second filter screen plate (25) to move to one side, and then the impurities enter a scale collection box (29) from a connecting cylinder (28) to perform multistage filtration on the domestic wastewater;
fourthly, purifying and refluxing the water quality, detecting the filtered wastewater path flowing through the drain pipe (3) by a water quality detector (33), if the water quality is completely purified, opening a second electromagnetic valve (31) through a single chip microcomputer (9), if the water quality is not completely purified, closing the second electromagnetic valve (31), simultaneously opening a water pump (30), and refluxing the wastewater from the water pump (30) to a detection box (1) for continuous treatment and purification, thereby preventing a small amount of wastewater from being discharged without purification;
fifthly, cleaning the device, when the sewage is completely discharged, the singlechip (9) controls the linear motor (10) and the first electromagnetic valve (14) to be closed, the stepping motor (16) is opened to periodically rotate in a reciprocating way, the output end of the stepping motor (16) drives the connecting shaft (17) to rotate, the connecting shaft (17) drives the driving gear (18) to rotate, and the driving gear (18) is meshed with the driven gear (19), thereby enabling the other connecting shaft (17) to rotate simultaneously, further driving the cleaning rod (24) to brush the first filter screen plate (23) and the second filter screen plate (25), the single lug arranged on the cleaning rod (24) can periodically extrude the two screen plates while ensuring that the rod body of the cleaning rod (24) is contacted with the first filter screen plate (23) and the second filter screen plate (25) for friction cleaning at most of the time, so that the two screen plates can rock back and forth to make impurities on the two screen plates fall off, in the process, the rotation of the lead screw rotating shaft (21) drives the connecting block (20) to reciprocate back and forth, thereby driving the scraper blade to reciprocate back and forth through the magnetic adsorption of the first magnetic block and the second magnetic block, scraping dirt on the inner wall and preventing the deposition of falling impurities through the triangular scraping blocks at the two sides of the bottom of the scraper blade, after the cleaning is finished, the dirt collecting box (29) is taken down by the screw thread, the dirt collecting box (29) is poured out, and impurities in the dirt collecting box (29) are poured out, so that the device is convenient to clean.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210723968.1A CN115520984A (en) | 2022-06-24 | 2022-06-24 | Domestic wastewater treatment device and wastewater treatment method thereof |
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| CN202210723968.1A CN115520984A (en) | 2022-06-24 | 2022-06-24 | Domestic wastewater treatment device and wastewater treatment method thereof |
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