CN111718030A - Sewage nitrogen and phosphorus removal equipment - Google Patents
Sewage nitrogen and phosphorus removal equipment Download PDFInfo
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- CN111718030A CN111718030A CN202010612804.2A CN202010612804A CN111718030A CN 111718030 A CN111718030 A CN 111718030A CN 202010612804 A CN202010612804 A CN 202010612804A CN 111718030 A CN111718030 A CN 111718030A
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- fixedly connected
- denitrification
- dephosphorization
- tank
- sleeve
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention relates to the technical field of sewage treatment, in particular to sewage denitrification and dephosphorization equipment which comprises a bottom plate, wherein a supporting plate is fixedly connected to the upper end of the bottom plate, a dephosphorization tank is fixedly connected to the supporting plate, a dephosphorization agent box is fixedly connected to the dephosphorization tank, the dephosphorization agent box is communicated with the dephosphorization tank through a first guide pipe, a second electromagnet is arranged on the first guide pipe, a side plate is fixedly connected to the bottom plate, a denitrification tank is fixedly connected to the side plate, a denitrification agent box is fixedly connected to the upper end of the denitrification tank, a collection basin is placed on the denitrification tank, a first electromagnetic valve is arranged on a liquid outlet pipe, the liquid outlet pipe extends into a filter screen, a cleaning rod is abutted to the inner wall of the filter screen, a fixed rod is fixedly connected to the cleaning rod, a rotating sleeve is fixedly connected to the fixed rod, a supporting frame is fixedly connected to the denitrification tank, the. The invention has the characteristics of avoiding the blockage of the filter screen and ensuring the processing speed of the filtration.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to sewage nitrogen and phosphorus removal equipment.
Background
When sewage is treated, nitrogen and phosphorus in the sewage are removed by carrying out denitrification and dephosphorization treatment on the sewage, so that the excessive high content of the nitrogen and the phosphorus in the sewage is prevented, the eutrophication of a water body is prevented, and the overgrowth of plants in the water is prevented.
In the prior art, chemical agents are mainly added to react with ammonium ions and phosphate radical phosphorus ions in water to perform nitrogen and phosphorus removal, metal salts are generally adopted to react with the phosphate radical ions in the water to generate water-insoluble phosphate, so that dephosphorization is performed, the phosphate can be precipitated at the bottom of the water and is inconvenient to take out, the precipitated phosphate is filtered out in a filtering mode, then subsequent processing is performed, interception is performed through a filter screen, and as the processing time increases, the more sediment is intercepted on the filter screen, if the sediment is not cleared, the filter screen is easily blocked, so that the filtering processing speed is influenced,
disclosure of Invention
The invention aims to solve the defects that phosphate precipitates on a filter screen in the prior art, the filter screen is easily blocked, and the filtering treatment speed is influenced, and provides sewage denitrification and dephosphorization equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
design a sewage denitrification and dephosphorization device, which comprises a bottom plate, wherein a supporting plate is fixedly connected at the upper end of the bottom plate, a dephosphorization tank is fixedly connected on the supporting plate, a dephosphorization agent box is fixedly connected on the dephosphorization tank, the dephosphorization agent box is communicated with the dephosphorization tank through a first conduit, a second electromagnet is arranged on the first conduit, a side plate is fixedly connected on the bottom plate, a denitrification tank is fixedly connected on the side plate, the denitrification tank is communicated with the dephosphorization tank through a conduit, a one-way valve is arranged on the conduit, a drain valve is arranged at the lower end of the denitrification tank, a denitrification agent box is fixedly connected at the upper end of the denitrification tank, the denitrification agent box is communicated with the denitrification tank through a second conduit, a third electromagnetic valve is arranged on the second conduit, and the denitrification tank is fixedly connected with a connecting shell through a supporting leg, a filter screen is fixedly connected in the connecting shell, the filter screen is hemispherical, a sewage discharge outlet is formed in the middle of the lower end of the filter screen, a collecting basin is placed on the denitrification tank and is positioned under the sewage discharge outlet, a liquid outlet pipe is communicated with the dephosphorization tank and is provided with a first electromagnetic valve, the liquid outlet pipe extends into the filter screen, a cleaning rod is abutted to the inner wall of the filter screen, a fixed rod is fixedly connected onto the cleaning rod, a rotating sleeve is fixedly connected onto the fixed rod, a supporting frame is fixedly connected onto the denitrification tank, the supporting frame is rotatably connected with the rotating sleeve through a bearing, a driving mechanism is arranged at the upper end of the rotating sleeve, the lower end of the rotating sleeve is connected with a sealing plug through a moving mechanism, the sealing plug can be plugged into the sewage discharge outlet, and a controller is fixedly connected onto the supporting plate, the controller is electrically connected with the drain valves of the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve through leads.
Preferably, the driving mechanism comprises a connecting block fixedly connected with the denitrification tank, a transmission shaft is rotatably connected onto the connecting block through a bearing, a first rotating wheel is fixedly connected to one end of the transmission shaft, the transmission shaft is rotatably connected with the support frame through a bearing, a transmission wheel is fixedly connected to the upper end of the rotating sleeve, a first belt is sleeved between the transmission wheel and the first rotating wheel, a sleeve is fixedly connected to the upper end of the denitrification tank, an air vent is formed in the denitrification tank, the sleeve is communicated with the denitrification tank through the air vent, a first spring is fixedly connected in the sleeve, a sealing plate is fixedly connected to the first spring and the upper part of the sleeve, a piston is fixedly connected onto the sealing plate, a moving rod is fixedly connected onto the piston, an L-shaped rod is fixedly connected onto the moving rod, a rack is fixedly connected to one end of the L-shaped rod, and a rotating, the gear is fixedly connected to the lower end of the rotating shaft, the gear is meshed with the rack, a limiting mechanism is arranged on the rack, and the rotating shaft is connected with the transmission shaft through a transmission mechanism.
Preferably, the transmission mechanism comprises a third rotating wheel fixedly connected with the other end of the transmission shaft, a second rotating wheel is fixedly connected with the rotating shaft, and a second belt is sleeved on the second rotating wheel and the third rotating wheel.
Preferably, the limiting mechanism comprises a supporting column fixedly connected with the denitrification tank, a limiting sleeve is fixedly connected onto the supporting column, and the rack is slidably arranged in the limiting sleeve.
Preferably, the moving mechanism comprises a sleeve fixedly connected with the sealing plug, the sleeve is sleeved outside the rotating sleeve, a connecting disc is fixedly connected to the upper end of the sleeve, the rotating sleeve is rotatably connected with a butting disc through a bearing, a second spring is fixedly connected between the butting disc and the connecting disc and is in a compressed state, a pull rope is fixedly connected to the sealing plug, a through hole is formed in the driving wheel, the pull rope penetrates through the through hole to be fixedly connected with the moving rod, the pull rope is in a loose state, and an anti-winding mechanism is arranged on the pull rope.
Preferably, the anti-winding mechanism comprises a fixed pulley fixedly connected with the support frame, a fixed ring is fixedly connected with the support frame, the pull rope penetrates through the fixed pulley and the fixed ring, and a limit block is fixedly connected with the pull rope.
Preferably, the upper end of the rotating shaft extends into the denitrification tank, and a plurality of stirring rollers are fixedly connected with the rotating shaft at equal intervals.
The sewage denitrification and dephosphorization equipment provided by the invention has the beneficial effects that: intercept the precipitate through adopting the hemisphere filter screen, after the precipitate is intercepted, drive clean pole through actuating mechanism and rotate, will be stained with the precipitate that attaches on the filter screen and scrape down, drive the sealing plug through moving mechanism and upwards remove simultaneously, thereby open the drain, simultaneously because the filter screen has the radian, make the gravity that the precipitate received, can decompose a power that inclines to the downside, make the precipitate have the trend of downstream, when opening the drain again, at the effect of gravity, the precipitate can be followed the drain and discharged, get into and collect in the collection basin, collect the precipitate on the filter screen, the jam of filter screen has been avoided, filterable processing speed has been guaranteed.
Drawings
FIG. 1 is a perspective view of a device for removing nitrogen and phosphorus from wastewater in accordance with the present invention;
FIG. 2 is a perspective view of a device for removing nitrogen and phosphorus from wastewater in accordance with the present invention;
FIG. 3 is a side view of the sewage denitrification and dephosphorization apparatus shown in FIG. 2;
FIG. 4 is a side view of the sewage denitrification and dephosphorization apparatus shown in FIG. 1;
FIG. 5 is a schematic structural view of a rack and pinion part of a sewage denitrification and dephosphorization apparatus according to the present invention;
FIG. 6 is an enlarged view of the portion A in FIG. 1 of the apparatus for removing nitrogen and phosphorus from wastewater in accordance with the present invention;
FIG. 7 is an enlarged view of the portion B in FIG. 3 of an apparatus for denitrification and dephosphorization of wastewater according to the present invention;
FIG. 8 is an enlarged view of a portion C in FIG. 2 of an apparatus for removing nitrogen and phosphorus from wastewater in accordance with the present invention;
FIG. 9 is a schematic structural diagram of a moving mechanism of a sewage denitrification and dephosphorization apparatus according to the present invention;
FIG. 10 is a system block diagram of a sewage denitrification and dephosphorization apparatus provided by the present invention.
In the figure: the device comprises a dephosphorizing tank 1, a dephosphorizing medicament box 2, a supporting plate 3, a liquid outlet pipe 4, a first rotating wheel 5, a supporting column 6, a denitrifying tank 7, a connecting shell 8, a transmission shaft 9, a first belt 10, a supporting frame 11, a bottom plate 12, a pull rope 13, a sleeve 14, a moving rod 15, a limiting sleeve 16, a rack 17, a side plate 18, a drain valve 19, a transmission wheel 20, a through hole 21, a limiting block 22, a fixing ring 23, a fixed pulley 24, a filter screen 25, a collecting basin 26, a supporting leg 27, a first electromagnetic valve 28, a controller 29, a stirring roller 30, a rotating shaft 31, a cleaning rod 32, a sealing plate 33, a first spring 34, a vent hole 35, a piston 36, a sealing plug 37, a butting disc 38, a second spring 39, a connecting disc 40, a sleeve 41, a second electromagnetic valve 42, a rotating sleeve 43, a fixing rod 44, a conducting pipe 45, a third electromagnetic valve 46, an L-shaped rod 47, a second, A second conduit 52, a denitrifier tank 53, a sewage outlet 54, a connecting block 55 and a third runner 56.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1 to 10, an apparatus for removing nitrogen and phosphorus from sewage includes a base plate 12, a support plate 3 is fixedly connected to an upper end of the base plate 12, a phosphorus removal tank 1 is fixedly connected to the support plate 3, a phosphorus removal chemical tank 2 is fixedly connected to the phosphorus removal tank 1, the phosphorus removal chemical tank 2 is communicated with the phosphorus removal tank 1 through a first conduit 51, a second electromagnet 42 is disposed on the first conduit 51, a side plate 18 is fixedly connected to the base plate 12, a nitrogen removal tank 7 is fixedly connected to the side plate 18, the nitrogen removal tank 7 is communicated with the phosphorus removal tank 1 through a conduit 45, a check valve is disposed on the conduit 45, a chemical added into the phosphorus removal chemical tank 2 is an iron chloride solution, a chemical reaction formula is FeCl3+ PO43- → FePO4 ↓ +3Cl-, a chemical added into the nitrogen removal tank 7 is a sodium hypochlorite solution, a reaction formula is NH4Cl + NaClO ═ HClO + NaCl + NH3, 2NH3+3 i 2+3H 2+ 2O +3H, precipitating phosphate radicals, converting ammonium ions into nitrogen to be discharged, and carrying out dephosphorization and denitrification.
The lower end of the denitrification tank 7 is communicated with a drain valve 19, the upper end of the denitrification tank 7 is fixedly connected with a denitrification chemical box 53, the denitrification chemical box 53 is communicated with the denitrification tank 7 through a second conduit 52, a third electromagnetic valve 46 is arranged on the second conduit 52, the denitrification tank 7 is fixedly connected with a connecting shell 8 through a supporting leg 27, a filter screen 25 is fixedly connected in the connecting shell 8, the filter screen 25 is hemispherical, a sewage outlet 54 is arranged at the middle position of the lower end of the filter screen 25, a collecting basin 26 is placed on the denitrification tank 7, the collecting basin 26 is positioned under the sewage outlet 54, a liquid outlet pipe 4 is communicated and arranged on the dephosphorization tank 1, a first electromagnetic valve 28 is arranged on the liquid outlet pipe 4, the liquid outlet pipe 4 extends into the filter screen 25, a cleaning rod 32 is abutted against the inner wall of the filter screen 25, a fixed rod 44 is fixedly connected on the cleaning rod 32, a rotary sleeve 43, the supporting frame 11 is rotatably connected with the rotating sleeve 43 through a bearing, the upper end of the rotating sleeve 43 is provided with a driving mechanism, the lower end of the rotating sleeve 43 is connected with a sealing plug 37 through a moving mechanism, the sealing plug 37 can be plugged into a sewage discharge outlet 54, the supporting plate 3 is fixedly connected with a controller 29, the controller 29 is electrically connected with a drain valve 19 of a first electromagnetic valve 28, a second electromagnetic valve 42 and a third electromagnetic valve 46 through leads, the second electromagnetic valve 42 is opened through the controller 29, so that a ferric chloride solution enters the dephosphorizing tank 1, sewage reacts to generate ferric phosphate precipitate, then the first electromagnetic valve 28 is opened, the sewage and the precipitate enter the filter screen 25 from the liquid outlet pipe 4, the sewage is filtered by the filter screen 25 and enters the denitrification tank 7 from the conduction pipe 45 for denitrification treatment, the precipitate is intercepted, and the rotating sleeve 43 is driven by the driving mechanism to rotate the cleaning rod 32, make clean pole 32 scrape down being stained with the deposit that attaches on filter screen 25 inner wall, then moving mechanism opens sealing plug 37, because filter screen 25 is the hemisphere, make the gravity that the deposit received, can decompose a slant decurrent power, make the deposit have the trend of downstream, when opening sealing plug 37, the deposit can get into under the effect of gravity and collect in collecting basin 26, the effect of collecting is played to the deposit on the filter screen 25, filter screen 25 has been avoided being blocked.
The driving mechanism comprises a connecting block 55 fixedly connected with the denitrification tank 7, a transmission shaft 9 is rotatably connected on the connecting block 55 through a bearing, a first rotating wheel 5 is fixedly connected at one end of the transmission shaft 9, the transmission shaft 9 is rotatably connected with the supporting frame 11 through a bearing, a transmission wheel 20 is fixedly connected at the upper end of the rotating sleeve 43, a first belt 10 is sleeved between the transmission wheel 20 and the first rotating wheel 5, a sleeve 14 is fixedly connected at the upper end of the denitrification tank 7, an air vent 35 is formed in the denitrification tank 7, the sleeve 14 is communicated with the denitrification tank 7 through the air vent 35, a first spring 34 is fixedly connected in the sleeve 14, a sealing plate 33 is fixedly connected with the first spring 34, a piston 36 is fixedly connected on the sealing plate 33, a moving rod 15 is fixedly connected on the piston 36, an L-shaped rod 47 is fixedly connected on the moving rod 15, a rack 17 is fixedly connected at one end of, the gear 49 is fixedly connected to the lower end of the rotating shaft 31, the gear 49 is engaged with the rack 17, the rack 17 is provided with a limiting mechanism, the rotating shaft 31 is connected with the transmission shaft 9 through the transmission mechanism, the transmission mechanism comprises a third rotating wheel 56 fixedly connected to the other end of the transmission shaft 9, a second rotating wheel 50 is fixedly connected to the rotating shaft 31, a second belt 48 is sleeved on the second rotating wheel 50 and the third rotating wheel 56, gas is generated in the reaction during denitrification treatment, the pressure in the denitrification tank 7 is increased along with the reaction due to the one-way valve arranged on the conduction pipe 45, the sleeve 14 is communicated with the denitrification tank 7 due to the vent hole 35, so that the gas pushes the sealing plate 33 to move, the first spring 34 is stretched to drive the moving rod 15 to move, the moving rod 15 drives the L-shaped rod 47 to pull, and the rack 17 drives the gear 49 to rotate, make second runner 50 and second belt 48 drive transmission shaft 9 and rotate, thereby first runner 5 cooperatees with first belt 10, drive wheel 20 and rotate, when rotating for changeing cover 43, power is provided, through when carrying out denitrogenation processing, increase pressure through the nitrogen gas that produces, it changes cover 43 to drive, the drive with external energy source has been avoided, the energy has been saved, the loss of the energy has been avoided, after the reaction, through opening drain valve 19, the pressure in the denitrogenation jar 7 reduces, thereby first spring 34 resets closing plate 33, thereby realize the reciprocating motion to carriage release lever 15.
Stop gear includes the support column 6 with 7 fixed connection of denitrogenation jar, fixedly connected with stop collar 16 on the support column 6, and rack 17 slidable sets up in stop collar 16, when rack 17 removes through stop collar 16, plays spacing effect, prevents that rack 17 from taking place to remove.
The moving mechanism comprises a sleeve 41 fixedly connected with a sealing plug 37, the sleeve 41 is sleeved outside a rotating sleeve 43, the upper end of the sleeve 41 is fixedly connected with a connecting disc 40, the rotating sleeve 43 is rotatably connected with a butting disc 38 through a bearing, a second spring 39 is fixedly connected between the butting disc 38 and the connecting disc 40, the second spring 39 is in a compressed state, a pull rope 13 is fixedly connected on the sealing plug 37, a through hole 21 is formed in a driving wheel 20, the pull rope 13 penetrates through the through hole 21 to be fixedly connected with the moving rod 15, the pull rope 13 is in a loose state, an anti-winding mechanism is arranged on the pull rope 13, when denitrification treatment is carried out after dephosphorization is completed, the moving rod 15 is driven to move through the increase of pressure in the denitrification tank 7, along with the continuous increase of the pressure, the pull rope 13 is in a tight state, so that the driving rope 37 is driven to move upwards, the sealing plug, meanwhile, the second spring 39 is in a compressed state, when sedimentation and filtration are carried out, the sealing plug 37 can be firmly abutted against the sewage discharge port 54 to be sealed, the water leakage condition is prevented, meanwhile, the rotating sleeve 43 is connected with the abutting disc 38 through the bearing, the rotating sleeve 43 is ensured to rotate, the sleeve 41 cannot move, and due to the relationship of the second spring 39, the connecting bearing between the rotating sleeve 43 and the abutting disc 38 and the connecting bearing between the transmission shaft 9 and the support frame 11 can bear axial force, so that the connecting bearing between the rotating sleeve 43 and the abutting disc can adopt a bearing capable of carrying out axial load, and particularly a thrust ball bearing can be adopted.
When the treatment is carried out, the controller 29 opens the second electromagnetic valve 42 to enable the ferric chloride solution to enter the dephosphorization tank 1, the sewage reacts to generate ferric phosphate precipitate to carry out dephosphorization, after the treatment is finished, the controller 29 opens the first electromagnetic valve 28, the sewage and the precipitate will enter the filter screen 25 from the liquid outlet pipe 4, the sewage is filtered by the filter screen 25 and enters the denitrification tank 7 from the conduction pipe 45 to carry out denitrification treatment, the precipitate will be intercepted in the filter screen 25, the third electromagnetic valve 46 is opened through the controller 29 to enable sodium hypochlorite to enter, nitrogen gas is generated in the reaction to increase the pressure in the denitrification tank 7, so that the gas pushes the sealing plate 33 to move, the first spring 34 will be stretched to drive the moving rod 15 to move, the moving rod 15 drives the L-shaped rod 47 to pull, the rack 17 drives the gear 49 to rotate, the second rotating wheel 50 and the second belt 48 drive the transmission shaft 9 to rotate, make first runner 5 and first belt 10 cooperate, it rotates to drive wheel 20, will drive cleaning rod 32 and rotate, make cleaning rod 32 to be stained with and attach the precipitate on filter screen 25 inner wall and scrape down, simultaneously because the increase of pressure in denitrogenation jar 7, drive movable rod 15 and remove, along with the continuous increase of pressure, will make stay cord 13 be in tight state, stay cord 13 pulling sealing plug 37 rebound, make sealing plug 37 break away from drain 54, drain 54 will be opened, the precipitate can get into under the effect of gravity and collect in collecting basin 26, controller 29 opens drain valve 19 after the reaction finishes, discharge the sewage of denitrogenation dephosphorization.
Example 2
In the embodiment 1, since the pulling rope 13 is in a loose state, when the rotating sleeve 43 rotates, the driving wheel 20 is easily wound around the pulling rope 13, so that the pulling rope 13 is broken, referring to fig. 6, as another preferred embodiment of the present invention, on the basis of the embodiment 1, the anti-winding mechanism includes a fixed pulley 24 fixedly connected to the supporting frame 11, the supporting frame 11 is fixedly connected to a fixed ring 23, the pulling rope 13 passes through the fixed pulley 24 and the fixed ring 23, the pulling rope 13 is fixedly connected to a limit block 22, and by adopting the design of the limit block 22 and the fixed ring 23, the length of the pulling rope 13 passing through the fixed ring 23 is limited, thereby avoiding the occurrence of winding due to the overlong length of the pulling rope 13.
Example 3
In embodiment 1, since the chemical agent is not stirred and mixed when entering the denitrification tank 7, the local concentration of the chemical agent is likely to be uneven, which affects the contact between the chemical agent and the ammonium ions and affects the effect of the reaction treatment, referring to fig. 2-3, as another preferred embodiment of the present invention, on the basis of embodiment 1, the upper end of the rotating shaft 31 extends into the denitrification tank 7, the rotating shaft 31 is fixedly connected with a plurality of stirring rollers 30 at equal intervals, and the rotating shaft 31 is generated to rotate, so that the stirring rollers 30 are driven to stir, which is beneficial to the mixing of the chemical agent and the ammonium ions, and is beneficial to the effect of the reaction.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The sewage denitrification and dephosphorization equipment comprises a bottom plate (12) and is characterized in that a supporting plate (3) is fixedly connected to the upper end of the bottom plate (12), a dephosphorization tank (1) is fixedly connected to the supporting plate (3), a dephosphorization agent box (2) is fixedly connected to the dephosphorization tank (1), the dephosphorization agent box (2) is communicated with the dephosphorization tank (1) through a first conduit (51), a second electromagnet (42) is arranged on the first conduit (51), a side plate (18) is fixedly connected to the bottom plate (12), a denitrification tank (7) is fixedly connected to the side plate (18), the denitrification tank (7) is communicated with the dephosphorization tank (1) through a conducting pipe (45), a one-way valve is arranged on the conducting pipe (45), a drain valve (19) is arranged for communicating the lower end of the denitrification tank (7), and a denitrification agent box (53) is fixedly connected to the upper end of the denitrification tank (7), the utility model discloses a denitrogenation chemical box, including denitrogenation jar (7), denitrogenation chemical box (53) and second pipe (52), be provided with third solenoid valve (46) on second pipe (52), denitrogenation jar (7) are through supporting leg (27) fixedly connected with connection shell (8), fixedly connected with filter screen (25) in connection shell (8), filter screen (25) are the hemisphere, drain (54) have been seted up to filter screen (25) lower extreme middle part position, collection basin (26) have been placed on denitrogenation jar (7), it is located under drain (54) to collect basin (26), the intercommunication is provided with drain pipe (4) on dephosphorization jar (1), be provided with first solenoid valve (28) on drain pipe (4), drain pipe (4) extend into in filter screen (25), filter screen (25) inner wall butt has cleaning rod (32), fixedly connected with dead lever (44) on clean pole (32), fixedly connected with changes cover (43) on dead lever (44), fixed connection support frame (11) is gone up in denitrogenation jar (7), support frame (11) and change and be connected through the bearing rotation between cover (43), it is provided with actuating mechanism to change cover (43) upper end, it is connected with sealing plug (37) through moving mechanism to change cover (43) lower extreme, sealing plug (37) can be filled in drain (54), fixedly connected with controller (29) on backup pad (3), controller (29) through the wire with first solenoid valve (28), second solenoid valve (42), third solenoid valve (46) drain valve (19) electric connection.
2. The sewage denitrification and dephosphorization apparatus according to claim 1, wherein the driving mechanism comprises a connecting block (55) fixedly connected with the denitrification tank (7), the connecting block (55) is rotatably connected with a transmission shaft (9) through a bearing, one end of the transmission shaft (9) is fixedly connected with a first rotating wheel (5), the transmission shaft (9) is rotatably connected with the supporting frame (11) through a bearing, the upper end of the rotating sleeve (43) is fixedly connected with a transmission wheel (20), a first belt (10) is sleeved between the transmission wheel (20) and the first rotating wheel (5), the upper end of the denitrification tank (7) is fixedly connected with a sleeve (14), the denitrification tank (7) is provided with a vent hole (35), the sleeve (14) is communicated with the denitrification tank (7) through the vent hole (35), the sleeve (14) is fixedly connected with a first spring (34), first spring (34) and last fixedly connected with closing plate (33), fixedly connected with piston (36) is gone up in closing plate (33), fixedly connected with carriage release lever (15) is gone up in piston (36), fixedly connected with L type pole (47) are gone up in carriage release lever (15), L type pole (47) one end fixedly connected with rack (17), denitrification jar (7) lower extreme rotates through sealed bearing and is connected with axis of rotation (31), axis of rotation (31) lower extreme fixedly connected with gear (49), gear (49) with rack (17) mesh mutually, be provided with stop gear on rack (17), axis of rotation (31) are connected with transmission shaft (9) through drive mechanism.
3. The sewage denitrification and dephosphorization apparatus according to claim 1, wherein said transmission mechanism comprises a third wheel (56) fixedly connected to another end of said transmission shaft (9), a second wheel (50) fixedly connected to said rotation shaft (31), and a second belt (48) sleeved on said second wheel (50) and said third wheel (56).
4. The sewage nitrogen and phosphorus removal equipment according to claim 1, wherein the limiting mechanism comprises a supporting column (6) fixedly connected with the denitrification tank (7), a limiting sleeve (16) is fixedly connected to the supporting column (6), and the rack (17) is slidably arranged in the limiting sleeve (16).
5. The apparatus for denitrification and dephosphorization of sewage according to claim 1, wherein said moving mechanism comprises a sleeve (41) fixedly connected to said sealing plug (37), the sleeve (41) is sleeved outside the rotating sleeve (43), the upper end of the sleeve (41) is fixedly connected with a connecting disc (40), the rotating sleeve (43) is rotatably connected with a butting disc (38) through a bearing, a second spring (39) is fixedly connected between the butting disc (38) and the connecting disc (40), the second spring (39) is in a compressed state, a pull rope (13) is fixedly connected to the sealing plug (37), a through hole (21) is arranged on the driving wheel (20), the pull rope (13) passes through the through hole (21) and is fixedly connected with the moving rod (15), the pull rope (13) is in a loose state, and the pull rope (13) is provided with an anti-winding mechanism.
6. The sewage denitrification and dephosphorization apparatus according to claim 1, wherein said anti-winding mechanism comprises a fixed pulley (24) fixedly connected to said supporting frame (11), said supporting frame (11) is fixedly connected to a fixed ring (23), said pulling rope (13) passes through said fixed pulley (24) and said fixed ring (23), said pulling rope (13) is fixedly connected to a limited block (22).
7. The sewage denitrification and dephosphorization apparatus according to claim 1, wherein the upper end of said rotating shaft (31) extends into said denitrification tank (7), said rotating shaft (31) being fixedly connected with a plurality of stirring rollers (30) at equal distances.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612804.2A CN111718030A (en) | 2020-06-30 | 2020-06-30 | Sewage nitrogen and phosphorus removal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612804.2A CN111718030A (en) | 2020-06-30 | 2020-06-30 | Sewage nitrogen and phosphorus removal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111718030A true CN111718030A (en) | 2020-09-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010612804.2A Withdrawn CN111718030A (en) | 2020-06-30 | 2020-06-30 | Sewage nitrogen and phosphorus removal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111718030A (en) |
Cited By (3)
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| CN112756064A (en) * | 2021-01-27 | 2021-05-07 | 丁青 | Smash efficient solid waste treatment equipment |
| CN114291924A (en) * | 2021-12-06 | 2022-04-08 | 谢俊娥 | Textile wastewater fiber interception and filtration system |
| CN115520956A (en) * | 2022-10-31 | 2022-12-27 | 马鞍山开元环保科技有限公司 | Denitrification device for urban domestic sewage and denitrification method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756064A (en) * | 2021-01-27 | 2021-05-07 | 丁青 | Smash efficient solid waste treatment equipment |
| CN114291924A (en) * | 2021-12-06 | 2022-04-08 | 谢俊娥 | Textile wastewater fiber interception and filtration system |
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| CN115520956B (en) * | 2022-10-31 | 2024-05-28 | 南京工业大学 | Denitrification device and denitrification method for urban domestic sewage |
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