CN118184081B - Emergency sewage treatment device for high-efficiency denitrification and dephosphorization - Google Patents
Emergency sewage treatment device for high-efficiency denitrification and dephosphorization Download PDFInfo
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- CN118184081B CN118184081B CN202410600361.3A CN202410600361A CN118184081B CN 118184081 B CN118184081 B CN 118184081B CN 202410600361 A CN202410600361 A CN 202410600361A CN 118184081 B CN118184081 B CN 118184081B
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- sewage treatment
- dissolved air
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- 239000010865 sewage Substances 0.000 title claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000013049 sediment Substances 0.000 claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000003814 drug Substances 0.000 claims description 33
- 238000010408 sweeping Methods 0.000 claims description 29
- 238000007790 scraping Methods 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- 238000009300 dissolved air flotation Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000008394 flocculating agent Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005189 flocculation Methods 0.000 abstract description 9
- 230000016615 flocculation Effects 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—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
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses an emergency sewage treatment device for high-efficiency denitrification and dephosphorization, which belongs to the technical field of sewage treatment and comprises a base, wherein an outer cylinder is vertically arranged at the top of the base, an inner cylinder is vertically arranged at the middle position of the inner top of the outer cylinder, a receiving hopper is arranged at the top end of the inner cylinder, and a water inlet pipe is horizontally arranged at one side of the receiving hopper. According to the invention, the filter screen is arranged between the inner wall of the inner cylinder body and the inner wall of the outer cylinder body, flocculation reaction is completed in the inner cylinder body, and sediment is filtered and removed through the filter of the filter screen, so that the sediment treatment effect can be ensured even under the condition of high sewage flow rate, the sewage treatment rate is improved, in addition, the top of the inner cylinder body is provided with the driving mechanism consisting of the receiving hopper, the shaft rod and the first impeller, and the driving mechanism is matched with the stirring rod for use, so that the driving force can be provided for stirring of equipment along with the inflow of sewage, the flocculation effect and the flocculation rate can be increased, and the use cost of the equipment can be reduced.
Description
Technical Field
The invention relates to an emergency sewage treatment device, in particular to an emergency sewage treatment device for high-efficiency denitrification and dephosphorization, and belongs to the technical field of sewage treatment.
Background
In the prior art, as disclosed in the patent with publication number 202322045612.X, a sewage treatment device for high-efficiency denitrification and dephosphorization is disclosed, in order to solve the problems that the suspended matters mixed by dissolved air are not completely scraped for a long time, and the suspended matters in the sewage are easily separated to cause a large amount of precipitation of the suspended matters at the bottom, the precipitation at the bottom needs to be cleaned frequently, and the efficiency of sewage treatment is affected, the time required for flowing the sewage from the dissolved air mixing area to the air floating area can be reduced by the cooperation between a shell, the dissolved air mixing area, the air floating area, the slag scraping area, the first servo motor, the propeller blade, the second servo motor and the slag scraping chain plate, the efficiency of sewage treatment can be improved, and the sedimentation of the floccules due to the long-time incomplete slag scraping treatment can be avoided, so that the cleaning frequency of the precipitations at the bottom of the air floating area is reduced, and the efficiency of the sewage treatment device in the denitrification and dephosphorization treatment can be higher.
Similar to the above-mentioned application, there are currently disadvantages:
the equipment is operated in each interval in the using process, and is controlled by a control system, so that the control is complicated and complex, the cost of sewage treatment is increased, the adding amount of chemical agents cannot be ensured in the emergency sewage treatment process, the mixing and flocculation efficiency is affected, and in addition, in the current process of removing the sediment, static separation in a sedimentation tank is needed, and the treatment speed is affected;
Therefore, an emergency sewage treatment device for high-efficiency denitrification and dephosphorization is designed to optimize the problems.
Disclosure of Invention
The invention mainly aims to provide an emergency sewage treatment device for high-efficiency denitrification and dephosphorization, a filter screen is arranged between an inner barrel and the inner wall of an outer barrel, flocculation reaction is completed in the inner barrel, sediment is filtered and removed through the filtration of the filter screen, the sediment treatment effect can be ensured even under the condition of large sewage flow rate, the sewage treatment rate is improved, a driving mechanism consisting of a receiving bucket, a shaft rod and a first impeller is arranged at the top of the inner barrel, a stirring rod is matched for use, the driving force can be provided for stirring of equipment along with the inflow of sewage, the flocculation effect and the speed are increased, the use cost of the equipment is reduced, a cleaning mechanism consisting of a sweeping plate, a groove, a sewage suction port and a water pump and an absorption hole is arranged at the outer side of the bottom end of the shaft rod, the sweeping plate is driven by the shaft rod, sediment at the bottom of the filter screen is cleaned, the sediment is conveniently extracted and discharged, in addition, in the rotating process of the sweeping plate, the sediment is accelerated to be transported to the sewage inlet by the aid of a conveying mechanism consisting of a rotating roller, a filter bag and an inner gear ring, the annular gear is matched, the cost of the annular gear is improved, the floating efficiency is improved, the cost is reduced by using a scraper groove, the floating efficiency is improved, the bottom of the annular gear is more convenient, the bottom of the floating mechanism is formed by the bottom of a ring-shaped baffle is arranged, the bottom of a baffle plate, the bottom of a bottom-shaped baffle is more than a bottom-shaped baffle plate, a bottom-shaped filter plate is more convenient, and a bottom-plate is arranged, and a bottom filter plate is convenient to be used, the opening size of the outflow pipe can be controlled according to the water flow rate, and then the discharge rate of the medicament is automatically adjusted, so that the adding effect of the medicament is ensured, and the practicability is higher.
The aim of the invention can be achieved by adopting the following technical scheme:
The utility model provides an emergent sewage treatment device of high-efficient nitrogen and phosphorus removal, the on-line screen storage device comprises a base, the top of base is vertical to be equipped with outer barrel, the intermediate position department at the internal top of urceolus is vertical to be equipped with interior barrel, the top of interior barrel is installed and is received the fill, one side level of receiving the fill is equipped with the inlet tube, the top of inlet tube is equipped with medicament interpolation mechanism, the flocculant interpolation pipe is installed at the interior top of interior barrel, the level is equipped with the filter screen between the inboard of outer barrel and the outside of interior barrel, the bottom of filter screen is equipped with the clean mechanism to the precipitate processing, the drain pipe has been seted up at the top of urceolus one side, and the inside of drain pipe is equipped with the filter core, the inside of interior barrel is equipped with rabbling mechanism, the inside of urceolus and be located filter screen top position department and be equipped with dissolved air flotation mechanism, the interior top of urceolus is equipped with the overflow mechanism to the dross collection.
Preferably: the medicament adding mechanism comprises 冂 plates, a medicament box, an outflow pipe and a flow velocity regulating mechanism, wherein the 冂 plates are erected at the top of the water inlet pipe, the medicament box is vertically arranged at the top of the 冂 plates, the outflow pipe is arranged below the medicament box, the outflow pipe extends to the inside of the 冂 plates, and the flow velocity regulating mechanism is arranged inside the outflow pipe.
Preferably: the inside of medicament case is vertical to be rotated and is installed the bull stick, and the bull stick extends to the below of 冂's shaped plate, and the top of bull stick is equipped with the stirring leaf, and the second impeller is installed to the bottom of bull stick, and the second impeller is located the liquid level below.
Preferably: the flow speed regulating mechanism comprises a chute, a baffle plate, a spring, a turning plate and a pull rope, wherein the chute is formed in the 冂 -shaped plate and is positioned at the outer side of the outflow pipe, the baffle plate is slidably arranged in the chute and extends to the inner side of the outflow pipe, the spring is arranged between the baffle plate and the inner end part of the chute, the turning plate is rotatably arranged at the inner top part of the 冂 -shaped plate, the bottom end of the turning plate is positioned below the liquid level, the pull rope is arranged between the inner side of the turning plate and the baffle plate, and the pull rope passes through the inner part of the spring.
Preferably: the stirring mechanism comprises a shaft rod, a first impeller and a stirring rod, wherein the shaft rod is vertically and rotatably arranged in the inner cylinder, the bottom of the shaft rod is rotatably connected with the base, the top end of the shaft rod extends to the inside of the receiving hopper, the first impeller is arranged at the top end of the shaft rod, and the stirring rod is uniformly arranged at the middle position of the outer side of the shaft rod.
Preferably: the dissolved air flotation mechanism comprises a pressure pump, a high-pressure dissolved air tank and a dissolved air releaser, wherein the pressure pump is positioned at the outer side of the outer cylinder, the high-pressure dissolved air tank is positioned at the side edge of the pressure pump, the output end of the pressure pump is connected with the high-pressure dissolved air tank, the dissolved air releaser is arranged in the outer cylinder and positioned above the filter screen, and the output end of the high-pressure dissolved air tank is connected with the dissolved air releaser.
Preferably: the overflow mechanism comprises an overflow pipe, a lantern ring, a funnel-shaped cover plate and an annular supporting plate, wherein the annular supporting plate is obliquely fixed at the inner top of the outer cylinder body, the lantern ring is vertically fixed at the inner side of the annular supporting plate, the funnel-shaped cover plate is fixed at the top end of the lantern ring, the overflow pipe is arranged at the outer side of the outer cylinder body and above the bottom end of the annular supporting plate, and the scraping mechanism is arranged at the top of the funnel-shaped cover plate.
Preferably: the scraping mechanism comprises a driving wheel, a mounting rod, a driven wheel, a belt, a first gear, an inner gear ring and a scraping plate, wherein the driving wheel is mounted at the top end of a shaft rod, the mounting rod is rotatably mounted at the top end of an inner cylinder body, the driven wheel is fixed on the mounting rod, the belt is arranged between the driving wheel and the driven wheel, the first gear is fixed at the top end of the mounting rod, the inner gear ring meshed with the outer side of the first gear is rotatably mounted at the top end of the inner cylinder body, the scraping plate is vertically fixed at the outer side of the inner gear ring, and the scraping plate is attached to the top end of a funnel-shaped cover plate.
Preferably: the cleaning mechanism comprises a sweeping plate, a groove, a dirt absorbing port, an absorbing hole, a water pump and a storage box, wherein the sweeping plate is vertically fixed on the outer side of a shaft rod, the top and the bottom of the sweeping plate are respectively attached to a filter screen and a base, the top and the bottom of the sweeping plate are respectively provided with a hairbrush, one side of the sweeping plate, which faces the rotating direction, of the sweeping plate is provided with the groove, one end, which is close to the shaft rod, of the groove is provided with the dirt absorbing port, the inner bottom of the shaft rod is provided with the absorbing hole aligned with the dirt absorbing port, the outer side of the outer cylinder body is provided with the water pump, the input end of the water pump is rotationally connected with the bottom end of the shaft rod through a guide pipe, the storage box is installed at the output end of the water pump, and the conveying mechanism is arranged inside the groove.
Preferably: the conveying mechanism comprises rotating rollers, filter bags, second gears, annular grooves and external gear rings, through holes are uniformly formed in the inner sides of the grooves, the rotating rollers are rotatably mounted at two ends of the inner sides of the grooves, the filter bags are arranged between the two groups of rotating rollers, the second gears are fixedly mounted at the bottom ends of one group of rotating rollers, the annular grooves are formed in the tops of the bases, the external gear rings are fixed on the inner sides of the annular grooves, and the second gears are located in the annular grooves and meshed with the external gear rings.
The beneficial effects of the invention are as follows:
According to the emergency sewage treatment device for high-efficiency denitrification and dephosphorization, the filter screen is arranged between the inner wall of the inner cylinder body and the inner wall of the outer cylinder body, flocculation reaction is completed in the inner cylinder body, and sediment is filtered and removed through the filter of the filter screen, so that the effect of sediment treatment can be ensured even under the condition of high sewage flow rate, the sewage treatment rate is improved, in addition, the driving mechanism consisting of the receiving hopper, the shaft rod and the first impeller is arranged at the top of the inner cylinder body, and the driving mechanism is matched with the stirring rod for use, so that the driving force can be provided for stirring of equipment along with the inflow of sewage, the flocculation effect and the flocculation rate are increased, and the use cost of the equipment is reduced;
The cleaning mechanism comprising the sweeping plate, the groove, the dirt sucking port, the water pump and the absorption holes is arranged on the outer side of the bottom end of the shaft rod, and the sweeping plate is driven to rotate along with the shaft rod, so that sediment at the bottom of the filter screen can be cleaned, the sediment can be conveniently extracted and discharged, in addition, in the rotating process of the sweeping plate, the sediment can be accelerated to be conveyed to the dirt sucking port by being matched with the arrangement of the conveying mechanism comprising the rotating roller, the filter bag and the annular groove inner gear ring, and the impurity removing rate is improved;
The overflow mechanism consisting of the overflow pipe, the lantern ring, the funnel-shaped cover plate and the annular supporting plate is arranged at the inner top of the outer barrel body, so that the collection of floating impurities on the liquid level can be facilitated, the scraping mechanism consisting of the driven wheel, the belt, the first gear, the inner gear ring and the scraping plate is utilized, the slag scraping effect can be improved, no electric power drive is adopted in the transmission control process, and the cost is reduced more conveniently;
through being provided with spout, baffle, spring, turn over the velocity of flow adjustment mechanism that board, stay cord are constituteed in medicament case bottom outlet pipe department, can be according to the opening size of the velocity control outlet pipe of rivers, and then carry out automatic adjustment to the discharge rate of medicament, guaranteed the additive effect of medicament, the practicality is higher.
Drawings
FIG. 1 is a front view of a construction of a preferred embodiment of an emergency sewage treatment apparatus for efficient denitrification and dephosphorization according to the present invention;
FIG. 2 is a cross-sectional view of an inner cylinder of a preferred embodiment of an emergency wastewater treatment device for efficient nitrogen and phosphorus removal according to the present invention;
FIG. 3 is a partial construction view of the top end of an inner pipe of a preferred embodiment of an emergency sewage treatment apparatus for efficient denitrification and dephosphorization according to the present invention;
FIG. 4 is a schematic diagram of a reagent adding mechanism of a preferred embodiment of an emergency sewage treatment apparatus for efficient denitrification and dephosphorization according to the present invention;
FIG. 5 is an enlarged view of the area A in FIG. 4 of a preferred embodiment of an emergency wastewater treatment facility for efficient nitrogen and phosphorus removal according to the present invention;
FIG. 6 is a view showing an overflow mechanism of a preferred embodiment of an emergency sewage treatment apparatus for efficient denitrification and dephosphorization according to the present invention;
FIG. 7 is a schematic diagram of a cleaning mechanism of a preferred embodiment of an emergency sewage treatment apparatus for efficient denitrification and dephosphorization according to the present invention;
FIG. 8 is a top view of a base of a preferred embodiment of an emergency sewage treatment apparatus for efficient nitrogen and phosphorus removal according to the present invention.
In the figure: 1. a base; 2. an outer cylinder; 3. an inner cylinder; 4. a receiving hopper; 5. a water inlet pipe; 6. a medicine adding mechanism; 7. a flocculant adding pipe; 8. a filter screen; 9. a drain pipe; 10. a shaft lever; 11. a first impeller; 12. a stirring rod; 13. a cleaning mechanism; 14. a dissolved air flotation mechanism; 15. an overflow mechanism; 16. an overflow pipe; 17. a collar; 18. a funnel-shaped shroud; 19. an annular supporting plate; 20. a driving wheel; 21. a mounting rod; 22. driven wheel; 23. a belt; 24. a first gear; 25. an inner gear ring; 26. a scraper; 27. a sweeping plate; 28. a groove; 29. a rotating roller; 30. a filter bag; 31. a dirt suction port; 32. an absorption hole; 33. a water pump; 34. a storage box; 35. a second gear; 36. an annular groove; 37. an outer toothed ring; 38.冂 plates; 39. a medicament box; 40. a rotating rod; 41. stirring the leaves; 42. a second impeller; 43. an outflow tube; 44. a chute; 45. a partition plate; 46. a spring; 47. turning plate; 48. and (5) pulling the rope.
Detailed Description
In order to make the technical solution of the present invention more clear and clear to those skilled in the art, the present invention will be described in further detail with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-8, this embodiment provides an emergency sewage treatment device for high-efficiency denitrification and dephosphorization, which comprises a base 1, the top of the base 1 is vertically provided with an outer barrel 2, the middle position department at the inner top of the outer barrel 2 is vertically provided with an inner barrel 3, the top of the inner barrel 3 is provided with a receiving bucket 4, one side of the receiving bucket 4 is horizontally provided with a water inlet pipe 5, the top of the water inlet pipe 5 is provided with a medicament adding mechanism 6, the inner top of the inner barrel 3 is provided with a flocculating agent adding pipe 7, a filter screen 8 is horizontally arranged between the inner side of the outer barrel 2 and the outer side of the inner barrel 3, the bottom of the filter screen 8 is provided with a cleaning mechanism 13 for sediment treatment, the top at one side of the outer barrel 2 is provided with a drain pipe 9, the inner part of the drain pipe 9 is provided with a filter core, the inner barrel 3 is internally provided with a stirring mechanism, the inner top of the outer barrel 2 is provided with a dissolved air floatation mechanism 14 at the position above the filter screen 8, and the inner top of the outer barrel 2 is provided with an overflow mechanism 15 for collecting scum.
General principle of operation: when the sewage flows from the inside of the receiving hopper 4 to the cylinder 3, the bottom end of the receiving hopper 4 is funnel-shaped, and the sewage flows from the side edge of the receiving hopper 4, so that the sewage generates vortex flow in the inside of the receiving hopper 4 and flows downwards, after entering the inside of the inner cylinder 3, the flocculant is injected into the inside of the inner cylinder 3 from the inside of the flocculant adding pipe 7, and simultaneously, the stirring mechanism is utilized to accelerate the flow of the sewage so that the flocculant is uniformly mixed, massive sediments flocculate and then are gathered at the inner bottom of the outer cylinder 2, at the moment, the sediments are cleaned by the cleaning mechanism 13, meanwhile, the sewage flows reversely to the top of the inner cylinder 3 through the filter screen 8, and when flowing, the small particle sediments in the sewage are cleaned by the dissolved air floatation mechanism 14, the sediments are collected by the overflow mechanism 15, and then the sewage is discharged from the drain pipe 9.
In this embodiment, the medicine adding mechanism 6 includes 冂 plate 38, medicine tank 39, outflow pipe 43 and flow rate adjusting mechanism, 冂 plate 38 is erect at the top of inlet tube 5, the top of 冂 plate 38 is vertically equipped with medicine tank 39, outflow pipe 43 has been seted up to the below of medicine tank 39, and outflow pipe 43 extends to 冂 plate 38's inside, and outflow pipe 43's inside is equipped with flow rate adjusting mechanism.
Local working principle: when sewage passes through the water inlet pipe 5, the medicine in the medicine box 39 is released downwards from the outflow pipe 43 and flows into the sewage, and the flow rate of the medicine is adjusted by the flow rate adjusting mechanism, so that the sufficient adding of the medicine amount is ensured.
In this embodiment, a rotating rod 40 is vertically rotatably mounted in the medicine box 39, the rotating rod 40 extends to the lower side of the 冂 -shaped plate 38, a stirring blade 41 is arranged at the top end of the rotating rod 40, a second impeller 42 is mounted at the bottom end of the rotating rod 40, and the second impeller 42 is located below the liquid surface.
Local working principle: when sewage passes through the inside of the water inlet pipe 5, the water flow can provide thrust to the second impeller 42, the second impeller 42 can drive the rotating rod 40 to rotate, the stirring blade 41 on the rotating rod 40 can also drive the medicament to rotate, the uniformity of medicament concentration is ensured, and in addition, the proportioning of the medicament is convenient.
In this embodiment, the flow rate adjusting mechanism includes a chute 44, a partition plate 45, a spring 46, a flap 47 and a pull rope 48, wherein the chute 44 is provided at the outer side of the outflow tube 43 in the interior of the 冂 plate 38, the partition plate 45 is slidably mounted in the chute 44, the partition plate 45 extends to the interior of the outflow tube 43, the spring 46 is provided between the partition plate 45 and the inner end of the chute 44, the flap 47 is rotatably mounted at the inner top of the 冂 plate 38, the bottom end of the flap 47 is located below the liquid surface, the pull rope 48 is provided between the inner side of the flap 47 and the partition plate 45, and the pull rope 48 passes through the interior of the spring 46.
Local working principle: when sewage flows through from the inside of the water inlet pipe 5, as the turnover plate 47 is positioned below the liquid level, the sewage applies thrust to the turnover plate 47, the turnover plate 47 deflects towards the flowing direction, the turnover of the turnover plate 47 pulls the baffle plate 45 towards the inside of the chute 44 through the pull rope 48, along with the increase of water flow, the turnover angle of the turnover plate 47 also increases, meanwhile, the moving length of the baffle plate 45 towards the inside of the chute 44 also increases, at the moment, the dropping speed of the medicament in the outflow pipe 43 can be automatically adjusted, and the denitrification and dephosphorization effects of the sewage are ensured.
In this embodiment, the rabbling mechanism includes axostylus axostyle 10, first impeller 11 and puddler 12, and the inside of barrel 3 is installed in the vertical rotation of axostylus axostyle 10, rotates between the bottom of axostylus axostyle 10 and the base 1 to be connected, and the top of axostylus axostyle 10 extends to the inside of receiving bucket 4, and first impeller 11 is installed on the top of axostylus axostyle 10, and the intermediate position department in the axostylus axostyle 10 outside evenly is equipped with puddler 12.
Local working principle: after the sewage enters the receiving hopper 4, the first impeller 11 is pushed, and the sewage flows downwards in a vortex when flowing downwards from the receiving hopper 4, and the first impeller 11 controls the shaft rod 10 and the stirring rod 12 to rotate so as to stir and mix the sewage.
In this embodiment, the dissolved air flotation mechanism 14 includes a pressurizing pump, a high-pressure dissolved air tank, and a dissolved air releaser, the pressurizing pump is located at the outer side of the outer cylinder 2, the high-pressure dissolved air tank is located at the side of the pressurizing pump, the output end of the pressurizing pump is connected with the high-pressure dissolved air tank, the dissolved air releaser is installed inside the outer cylinder 2 and located above the filter screen 8, and the output end of the high-pressure dissolved air tank is connected with the dissolved air releaser.
Local working principle: the sewage after coarse filtration enters the upper part of the filter screen 8, at the moment, a booster pump is started, the flocculated sewage is pumped into the high-pressure dissolved air tank to be mixed with dissolved air, then the dissolved air is released in the outer cylinder 2 by a dissolved air releaser in a decompression way, and tiny impurities float above the outer cylinder 2 and flow out of the outer cylinder 2 through an overflow mechanism 15.
In this embodiment, the overflow mechanism 15 includes an overflow pipe 16, a collar 17, a funnel-shaped cover plate 18 and an annular supporting plate 19, the annular supporting plate 19 is obliquely fixed at the inner top of the outer cylinder 2, the collar 17 is vertically fixed at the inner side of the annular supporting plate 19, the funnel-shaped cover plate 18 is fixed at the top end of the collar 17, the overflow pipe 16 is arranged at the outer side of the outer cylinder 2 and above the bottom end of the annular supporting plate 19, and the scraping mechanism is arranged at the top of the funnel-shaped cover plate 18.
Local working principle: the impurity that floats in the liquid level top increases gradually, diffuses along funnel shape cover 18 case outside to fall into the recess that lantern ring 17 and urceolus body 2, annular layer board 19 enclose inside, flow out from overflow pipe 16 again, in order to improve the speed that spills over in addition, utilize scraping mechanism to accelerate the impurity outwards to sweep down, accelerate the overflow effect.
In this embodiment, the scraping mechanism includes a driving wheel 20, a mounting rod 21, a driven wheel 22, a belt 23, a first gear 24, an inner gear ring 25 and a scraping plate 26, the driving wheel 20 is mounted at the top end of the shaft lever 10, the mounting rod 21 is rotatably mounted at the top end of the inner barrel 3, the driven wheel 22 is fixed on the mounting rod 21, the belt 23 is arranged between the driving wheel 20 and the driven wheel 22, the first gear 24 is fixed at the top end of the mounting rod 21, the inner gear ring 25 meshed with the outer side of the first gear 24 is rotatably mounted at the top end of the inner barrel 3, the scraping plate 26 is vertically fixed at the outer side of the inner gear ring 25, and the scraping plate 26 is attached to the top end of the funnel-shaped cover plate 18.
Local working principle: the height of the impurity floating on the liquid level protrudes above the funnel-shaped cover plate 18, at this time, the rotation of the shaft lever 10 drives the driving wheel 20, the belt 23, the driven wheel 22 and the mounting rod 21 to rotate, the mounting rod 21 controls the first gear 24 to rotate, the first gear 24 drives the scraping plates 26 on the outer side of the inner gear ring 25 to sweep along the circumference of the annular supporting plate 19, and floating impurities are accelerated to sweep outwards.
In this embodiment, the cleaning mechanism 13 includes a sweeping plate 27, a groove 28, a dirt absorbing port 31, an absorbing hole 32, a water pump 33 and a storage box 34, the sweeping plate 27 is vertically fixed on the outer side of the shaft lever 10, the top and the bottom of the sweeping plate 27 are respectively attached to the filter screen 8 and the base 1, brushes are respectively arranged on the top and the bottom of the sweeping plate 27, the groove 28 is arranged on one side of the sweeping plate 27 facing the rotating direction, the dirt absorbing port 31 is arranged at one end of the groove 28 close to the shaft lever 10, the absorbing hole 32 aligned with the dirt absorbing port 31 is arranged at the inner bottom of the shaft lever 10, the water pump 33 is arranged on the outer side of the outer cylinder body 2, the input end of the water pump 33 is rotationally connected with the bottom end of the shaft lever 10 through a guide pipe, the storage box 34 is arranged at the output end of the water pump 33, and a conveying mechanism is arranged inside the groove 28.
Local working principle: the rotation of the sweeping plate 27 is driven during the rotation of the shaft rod 10, the sweeping plate 27 cleans the bottom of the filter screen 8 and the top of the base 1 during the rotation, and simultaneously when the sweeping plate 27 rotates, the water pump 33 is started to suck sediment from the absorption holes 32 and the dirt suction port 31, the sediment is discharged into the storage box 34, and the sediment at the bottom in the outer cylinder 2 is cleaned.
In this embodiment, the conveying mechanism includes a roller 29, a filter bag 30, a second gear 35, an annular groove 36 and an outer gear ring 37, through holes are uniformly formed on the inner side of the groove 28, the roller 29 is rotatably mounted at two ends inside the groove 28, the filter bag 30 is disposed between two sets of rollers 29, the bottom end of one set of rollers 29 is fixedly provided with the second gear 35, the top of the base 1 is provided with the annular groove 36, the outer gear ring 37 is fixed on the inner side of the annular groove 36, and the second gear 35 is located inside the annular groove 36 and meshed with the outer gear ring 37.
Local working principle: when the shaft lever 10 drives the sweeping plate 27 to rotate, the second gear 35 is meshed with the outer gear ring 37, so that the rotation of the rotating roller 29 is controlled, the filter bag 30 is arranged on the outer side of the rotating roller 29, sewage can pass through the sweeping plate 27 from the through hole in the process of rotating the sweeping plate 27, sediment in the sewage can be adhered to the surface of the filter bag 30, the filter bag 30 moves towards the dirt suction port 31 along with the rotating roller 29, the sediment can be conveyed, and the discharge rate of the sediment is accelerated.
The above description is merely a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art will be able to apply equivalents and modifications according to the technical solution and the concept of the present invention within the scope of the present invention disclosed in the present invention.
Claims (8)
1. The utility model provides an emergent sewage treatment plant of high-efficient nitrogen and phosphorus removal, includes base (1), and the top of base (1) is equipped with outer barrel (2) its characterized in that: an inner cylinder body (3) is arranged in the outer cylinder body (2), a receiving hopper (4) is arranged at the top end of the inner cylinder body (3), the receiving hopper (4) is communicated with a water inlet pipe (5), and a medicament adding mechanism (6) is arranged at the top of the water inlet pipe (5);
a flocculating agent adding pipe (7) is arranged at the inner top of the inner cylinder body (3), a filter screen (8) is arranged between the inner side of the outer cylinder body (2) and the outer side of the inner cylinder body (3), and a cleaning mechanism (13) for treating sediment is arranged at the bottom of the filter screen (8);
a drain pipe (9) is arranged at the top of one side of the outer cylinder body (2), a stirring mechanism is arranged in the inner cylinder body (3), a dissolved air floatation mechanism (14) is arranged in the outer cylinder body (2) and above the filter screen (8), and an overflow mechanism (15) for collecting scum is arranged in the outer cylinder body (2);
The cleaning mechanism (13) comprises a sweeping plate (27), a groove (28), a dirt absorbing opening (31), an absorbing hole (32), a water pump (33) and a storage box (34), wherein the sweeping plate (27) is vertically fixed on the outer side of a shaft rod (10), the top and the bottom of the sweeping plate (27) are respectively attached to a filter screen (8) and a base (1), brushes are arranged at the top and the bottom of the sweeping plate (27), the groove (28) is formed in one side of the sweeping plate (27) facing the rotating direction, the dirt absorbing opening (31) is formed in one end, close to the shaft rod (10), of the groove (28), the absorbing hole (32) aligned with the dirt absorbing opening (31) is formed in the inner bottom of the shaft rod (10), the water pump (33) is mounted on the outer side of the outer cylinder body (2), the input end of the water pump (33) is rotationally connected with the bottom end of the shaft rod (10) through a guide pipe, the storage box (34) is mounted at the output end of the water pump (33), and a conveying mechanism is arranged in the groove (28).
The conveying mechanism comprises rotating rollers (29), filter bags (30), second gears (35), annular grooves (36) and an outer tooth ring (37), through holes are uniformly formed in the inner sides of the grooves (28), the rotating rollers (29) are rotatably arranged at two ends of the inner sides of the grooves (28), the filter bags (30) are arranged between the two groups of rotating rollers (29), the second gears (35) are fixedly arranged at the bottom ends of the group of rotating rollers (29), the annular grooves (36) are formed in the top of the base (1), the outer tooth ring (37) is fixed to the inner sides of the annular grooves (36), and the second gears (35) are located in the inner sides of the annular grooves (36) and meshed with the outer tooth ring (37).
2. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 1, which is characterized in that: the medicament adding mechanism (6) comprises a 冂 plate (38), a medicament box (39), an outflow pipe (43) and a flow speed regulating mechanism, wherein the 冂 plate (38) is erected at the top of the water inlet pipe (5), the medicament box (39) is vertically arranged at the top of the 冂 plate (38), the outflow pipe (43) is arranged below the medicament box (39), the outflow pipe (43) extends to the inside of the 冂 plate (38), and the flow speed regulating mechanism is arranged inside the outflow pipe (43);
The filter element is arranged in the drain pipe (9).
3. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 2, which is characterized in that: the inside of medicament case (39) is vertical to be rotated and is installed bull stick (40), and bull stick (40) extend to the below of 冂 shaped plate (38), and the top of bull stick (40) is equipped with stirring leaf (41), and second impeller (42) are installed to the bottom of bull stick (40), and second impeller (42) are located the liquid level below.
4. An emergency sewage treatment device for efficient denitrification and dephosphorization according to claim 3, which is characterized in that: the flow velocity adjusting mechanism comprises a chute (44), a partition plate (45), a spring (46), a turning plate (47) and a pull rope (48), wherein the chute (44) is formed in the 冂 -shaped plate (38) and located at the outer side of the outflow pipe (43), the partition plate (45) is slidably installed in the chute (44), the partition plate (45) extends to the inner side of the outflow pipe (43), the spring (46) is arranged between the partition plate (45) and the inner end part of the chute (44), the turning plate (47) is rotatably installed at the inner top of the 冂 -shaped plate (38), the bottom end of the turning plate (47) is located below the liquid level, the pull rope (48) is arranged between the inner side of the turning plate (47) and the partition plate (45), and the pull rope (48) penetrates through the inner part of the spring (46).
5. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 4, which is characterized in that: the stirring mechanism comprises a shaft lever (10), a first impeller (11) and a stirring rod (12), wherein the shaft lever (10) is vertically and rotatably arranged in the inner cylinder body (3), the bottom of the shaft lever (10) is rotatably connected with the base (1), the top end of the shaft lever (10) extends to the inside of the receiving hopper (4), the first impeller (11) is arranged at the top end of the shaft lever (10), and the stirring rod (12) is uniformly arranged at the middle position of the outer side of the shaft lever (10).
6. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 5, which is characterized in that: the dissolved air flotation mechanism (14) comprises a pressure pump, a high-pressure dissolved air tank and a dissolved air releaser, wherein the pressure pump is positioned at the outer side of the outer cylinder body (2), the high-pressure dissolved air tank is positioned at the side edge of the pressure pump, the output end of the pressure pump is connected with the high-pressure dissolved air tank, the dissolved air releaser is arranged in the outer cylinder body (2) and positioned above the filter screen (8), and the output end of the high-pressure dissolved air tank is connected with the dissolved air releaser.
7. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 6, which is characterized in that: the overflow mechanism (15) comprises an overflow pipe (16), a lantern ring (17), a funnel-shaped cover plate (18) and an annular supporting plate (19), wherein the annular supporting plate (19) is obliquely fixed at the inner top of the outer cylinder body (2), the lantern ring (17) is vertically fixed at the inner side of the annular supporting plate (19), the funnel-shaped cover plate (18) is fixed at the top end of the lantern ring (17), the overflow pipe (16) is arranged at the outer side of the outer cylinder body (2) and above the bottom end of the annular supporting plate (19), and the scraping mechanism is arranged at the top of the funnel-shaped cover plate (18).
8. The emergency sewage treatment device for high-efficiency denitrification and dephosphorization according to claim 7, which is characterized in that: the scraping mechanism comprises a driving wheel (20), a mounting rod (21), a driven wheel (22), a belt (23), a first gear (24), an inner gear ring (25) and a scraping plate (26), wherein the driving wheel (20) is mounted at the top end of a shaft rod (10), the mounting rod (21) is rotatably mounted at the top end of an inner barrel body (3), the driven wheel (22) is fixed on the mounting rod (21), the belt (23) is arranged between the driving wheel (20) and the driven wheel (22), the first gear (24) is fixed at the top end of the mounting rod (21), the inner gear ring (25) meshed with the outer side of the first gear (24) is rotatably mounted at the top end of the inner barrel body (3), the scraping plate (26) is vertically fixed at the outer side of the inner gear ring (25), and the scraping plate (26) is attached to the top end of a funnel-shaped cover plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410600361.3A CN118184081B (en) | 2024-05-15 | 2024-05-15 | Emergency sewage treatment device for high-efficiency denitrification and dephosphorization |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410600361.3A CN118184081B (en) | 2024-05-15 | 2024-05-15 | Emergency sewage treatment device for high-efficiency denitrification and dephosphorization |
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| CN118184081B true CN118184081B (en) | 2024-08-06 |
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| CN110240326A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air bearing and the coupling integrated device of precipitating |
| CN213924081U (en) * | 2020-11-20 | 2021-08-10 | 武汉力祯环保科技有限公司 | Solid medicament adds feeder apparatus |
| CN220537642U (en) * | 2023-08-01 | 2024-02-27 | 新疆舒创环保科技有限公司 | Sewage treatment device for high-efficiency denitrification and dephosphorization |
| CN117682595A (en) * | 2024-01-24 | 2024-03-12 | 北洋桥(天津)科技有限公司 | Novel vertical flow type efficient cyclone air floatation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020027990A (en) * | 2000-10-06 | 2002-04-15 | 이구택 | Device for increasing dehydration ratio in drum filter |
| CN111186938B (en) * | 2020-01-15 | 2022-11-15 | 西安建筑科技大学 | Mechanical stirring ozone air-float integrated device |
| CN115180735B (en) * | 2022-06-20 | 2023-06-06 | 凌志环保股份有限公司 | Kitchen garbage and sewage modularized treatment device and use method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240326A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air bearing and the coupling integrated device of precipitating |
| CN213924081U (en) * | 2020-11-20 | 2021-08-10 | 武汉力祯环保科技有限公司 | Solid medicament adds feeder apparatus |
| CN220537642U (en) * | 2023-08-01 | 2024-02-27 | 新疆舒创环保科技有限公司 | Sewage treatment device for high-efficiency denitrification and dephosphorization |
| CN117682595A (en) * | 2024-01-24 | 2024-03-12 | 北洋桥(天津)科技有限公司 | Novel vertical flow type efficient cyclone air floatation |
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