CN219689532U - Dephosphorization device for dairy wastewater treatment - Google Patents
Dephosphorization device for dairy wastewater treatment Download PDFInfo
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- CN219689532U CN219689532U CN202320487963.3U CN202320487963U CN219689532U CN 219689532 U CN219689532 U CN 219689532U CN 202320487963 U CN202320487963 U CN 202320487963U CN 219689532 U CN219689532 U CN 219689532U
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- pac solution
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- 235000013365 dairy product Nutrition 0.000 title claims description 11
- 238000004065 wastewater treatment Methods 0.000 title claims description 5
- 239000002351 wastewater Substances 0.000 claims abstract description 63
- 239000010802 sludge Substances 0.000 claims abstract description 47
- 239000008267 milk Substances 0.000 claims abstract description 28
- 235000013336 milk Nutrition 0.000 claims abstract description 28
- 210000004080 milk Anatomy 0.000 claims abstract description 28
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000013049 sediment Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000006228 supernatant Substances 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 51
- 239000007788 liquid Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 229910017119 AlPO Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000005156 Dehydration Diseases 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model belongs to the technical field of dephosphorization, and provides a dephosphorization device for treating milk industry wastewater, which comprises: a milk industry wastewater input pipe, an artificial grid water filtering tank, a UASB tank, an aerobic tank, a dephosphorization tank, a sludge concentration tank and PAC solution; the utility model provides a high intercommunication setting that reduces in proper order of artifical grid filter basin, UASB pond, good oxygen pond, artifical grid filter basin top intercommunication has milk industry waste water input pipe, good oxygen pond lateral wall lower part intercommunication is provided with the air-blower, good oxygen inside waste water lifting pipeline that is provided with of pond, waste water lifting pipeline outer end and dephosphorization pond intercommunication, dephosphorization pond inside is provided with the dephosphorization rabbling mechanism that is used for evenly quantitative input PAC solution towards dephosphorization pond inside, dephosphorization pond bottom intercommunication has sediment mud discharge pipeline, sediment mud discharge pipeline tip branches, one end communicates to good oxygen on the pond, the other end intercommunication has the sludge concentration pond. The device can realize efficient dephosphorization operation on the milk industry wastewater.
Description
Technical Field
The utility model belongs to the technical field of dephosphorization, and particularly relates to a dephosphorization device for treating milk wastewater.
Background
The total phosphorus content of milk is about 90 mg per 100ml, so that the milk industry wastewater is high in phosphorus content, the existing technology lacks an effective dephosphorization design, chemical dephosphorization is needed to reach the emission standard, at present, an air flotation machine or a flocculation sedimentation tank is generally used for adding a chemical dephosphorization agent, the dephosphorization agent and sewage are fully mixed to enable phosphate groups and the dephosphorization agent to form phosphate coagulation sediment which is difficult to dissolve in water for removal, and the dephosphorization purpose of reducing the phosphorus content in the wastewater is achieved.
In the dephosphorization process of the general process, a large amount of volumetric phosphate is formed into flocculate which is difficult to dissolve in water, and a large amount of soluble solids and fine suspended matters in the wastewater are flocculated, precipitated and separated out, so that the sludge is generated in a large amount, and is collected and concentrated by a sludge concentration tank and then is squeezed and removed by a sludge pressing machine.
Therefore, a method for reducing the dephosphorization medicine dosage and the sludge production and improving the dephosphorization operation stability is found, and the method has very necessary practical significance in the dephosphorization control of sewage.
Disclosure of Invention
The embodiment of the utility model aims to provide a dephosphorization device for treating milk industry wastewater, and aims to solve the problems.
The utility model is realized in such a way that a dephosphorization device for treating milk industry wastewater comprises: a milk industry wastewater input pipe, an artificial grid water filtering tank, a UASB tank, an aerobic tank, a dephosphorization tank, a sludge concentration tank and PAC solution; the heights of the artificial grille filter tank, the UASB tank and the aerobic tank are sequentially reduced and communicated, the top of the artificial grille filter tank is communicated with a milk industry wastewater input pipe, wastewater generated in the milk industry processing process is transmitted to the interior of the artificial grille filter tank through the milk industry wastewater input pipe to be filtered by visual impurities, the filtered wastewater is input to the interior of the UASB tank to be subjected to anaerobic reaction, the formation of granular sludge is accelerated, the filtered wastewater is transmitted to the interior of the aerobic tank to be subjected to aerobic reaction, organic matters are decomposed, the lower part of the side wall of the aerobic tank is communicated with an air blower, oxygen air is input towards the interior of the aerobic tank through the air blower, the interior of the aerobic tank is provided with a wastewater lifting pipeline, the outer end of the wastewater lifting pipeline is communicated with the dephosphorization tank, the wastewater after the internal reaction of the aerobic tank is transmitted to the dephosphorization tank through the wastewater lifting pipeline to be subjected to dephosphorization treatment, the dephosphorization pool is internally provided with a dephosphorization stirring mechanism which is used for uniformly and quantitatively inputting PAC solution towards the inside of the dephosphorization pool, then stirring the mixed solution for separating phosphorus components in the wastewater, the bottom end of the dephosphorization pool is communicated with a precipitated sludge discharge pipeline, after dephosphorization reaction in the dephosphorization pool, the upper part forms supernatant, the lower part forms dephosphorization sludge, the dephosphorization sludge is output along the precipitated sludge discharge pipeline, the end of the precipitated sludge discharge pipeline is branched, one end of the dephosphorization sludge is communicated with an aerobic pool, the other end of the dephosphorization sludge is communicated with a sludge concentration pool, the sludge concentration pool is used for squeezing and dewatering the input dephosphorization sludge, and the dephosphorization sludge enters the aerobic pool, and because the dephosphorization sludge contains a large amount of aluminum hydroxide, the dephosphorization sludge is input into the dephosphorization pool again through the aerobic pool, so that the utilization rate of the wastewater is improved and the utilization rate of the PAC solution is improved.
According to the dephosphorization device for treating the dairy wastewater, the PAC solution is adopted for dephosphorization treatment, so that the sedimentation of the wastewater is promoted, the increase of the sludge concentration is facilitated, and the removal of total nitrogen, COD and the like of the discharged ammonia nitrogen is obviously promoted;
the dephosphorization sludge reflux aerobic system has remarkable promotion effect on the utilization rate of the medicament, and reduces the use amount of the medicament and the running cost of sewage treatment;
through setting up the dephosphorization rabbling mechanism that can carry out PAC solution release and stir dephosphorization pond inside mixed solution in dephosphorization pond middle part top, fully improve the degree of automation and the efficiency of processing work when this device operates.
Drawings
Fig. 1 is a schematic structural diagram of a dephosphorization device for treating milk industry wastewater.
Fig. 2 is a schematic structural diagram of PAC solution tank in a dephosphorization apparatus for treating milk industry wastewater.
Fig. 3 is a schematic diagram of a top view structure of a PAC solution temporary storage tank in a dephosphorization apparatus for treating milk industry wastewater.
FIG. 4 is an enlarged schematic view of the structure of FIG. 1A;
in the accompanying drawings: the utility model provides a milk industry waste water input pipe 10, artifical grid filter basin 11, UASB pond 12, good oxygen pond 13, dephosphorization pond 14, sludge concentration pond 15, waste water lifting tube 16, sediment mud discharge tube 17, air-blower 18, supernatant delivery outlet 19, valve 20, discharge pipe 21, PAC solution case 22, driven ring gear 23, rotatory location slide rail 24, connecting pipe 25, lift officer 26, connecting slider 27, connecting tube 28, lift location slide rail 29, PAC solution temporary storage case 30, PAC solution transmission branch pipe 31, PAC solution discharge pipe 32, initiative tooth 33, servo motor 34, lift 35, connecting rod 36, rotatory location carriage 37.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
As shown in fig. 1, the structure diagram of the dephosphorization device for treating the dairy wastewater provided by the embodiment of the utility model comprises: the milk industry wastewater input pipe 10, the artificial grid filter tank 11, the UASB tank 12, the aerobic tank 13, the dephosphorization tank 14, the sludge concentration tank 15 and PAC solution; the height of the artificial grid filter tank 11, the UASB tank 12 and the aerobic tank 13 are sequentially reduced and communicated, the top of the artificial grid filter tank 11 is communicated with a milk industry wastewater input pipe 10, wastewater generated in the milk industry processing process is transmitted to the inside of the artificial grid filter tank 11 through the milk industry wastewater input pipe 10 to be filtered by visual impurities, the filtered wastewater is input to the inside of the UASB tank 12 to be subjected to anaerobic reaction, the formation of granular sludge is accelerated, the filtered wastewater is transmitted to the inside of the aerobic tank 13 to be subjected to aerobic reaction, organic matters are decomposed, the lower part of the side wall of the aerobic tank 13 is communicated with an air blower 18, aerobic air is input to the inside of the aerobic tank 13 through the air blower 18, the inside of the aerobic tank 13 is provided with a wastewater lifting pipeline 16, the outer end of the wastewater lifting pipeline 16 is communicated with the dephosphorization tank 14, the wastewater after the internal reaction of the aerobic tank 13 is transmitted to the inside of the dephosphorization tank 14 through the wastewater lifting pipeline 16 to be dephosphorized, the dephosphorization pool 14 is internally provided with a dephosphorization stirring mechanism which is used for uniformly and quantitatively inputting PAC solution towards the inside of the dephosphorization pool 14, then stirring the mixed solution to accelerate the separation of phosphorus components in wastewater, the bottom end of the dephosphorization pool 14 is communicated with a precipitated sludge discharge pipeline 17, after dephosphorization reaction in the dephosphorization pool 14, the upper part forms supernatant liquid, the lower part forms dephosphorization sludge, the dephosphorization sludge is output along the precipitated sludge discharge pipeline 17, the end of the precipitated sludge discharge pipeline 17 is branched, one end of the dephosphorization sludge discharge pipeline is communicated with the aerobic pool 13, the other end of the dephosphorization sludge discharge pipeline is communicated with a sludge concentration pool 15, the sludge concentration pool 15 performs squeezing dehydration treatment on the input dephosphorization sludge, the dephosphorization sludge enters the aerobic pool 13, and because the dephosphorization sludge contains a large amount of aluminum hydroxide, the dephosphorization sludge is input into the dephosphorization pool 14 again through the aerobic pool 13, thereby improving the utilization rate of the waste water and the utilization rate of PAC solution.
In the present embodiment, PAC solution refers to a polyaluminum chloride solution, a polyaluminum chloride solution: [ AL2 (OH) nCL6-n](n is 1-5.m is less than or equal to the dairy waste water input pipe 10)]Or Al (SO 4) 3 Blower 18H2O 4 Wherein trivalent aluminum acts as a biologically inert metal, favoring good precipitate formation in the formation of AlPO 4 The precipitate is accompanied by a large amount of Al (OH) 3 Generating flocs simultaneously; the principle of aluminum salt dephosphorization is generally considered to be that when aluminum salt is dispersed in water, al is on the one hand 3+ With PO (PO) 3- React to form AlPO 4 And (3) precipitate. On the other hand, al 3+ First hydrolysis to form the mononuclear complex Al (OH) 2+ AlO (aluminum oxide) －2 And the like, the mononuclear complex is further condensed through collision, so that a series of polynuclear complexes of Aln (OH) m (3 n-m) + (n is more than 1, m is less than or equal to 3 n) are formed, the polynuclear complexes of aluminum often have higher positive charges and specific surface area, can rapidly adsorb impurities with negative charges in a water body, neutralize colloid charges, promote rapid destabilization, condensation and precipitation of colloid, suspended matters and the like, further reduce suspended matters in the water, and show good dephosphorization effect;
the bottom all sets up to inclined plane structure in artifical grid filter basin 11, the UASB pond 12, and the waste water of being convenient for drive inside automatically flows towards next flow, all is provided with the pump body on the pipeline in this device for flow between the drive liquid, the bottom sets up to the toper structure in the dephosphorization pond 14 for automatically, the dephosphorization mud of the inside dephosphorization pond 14 of impelling concentrates, then the effect of gravity is under the input to deposit inside mud discharge pipeline 17.
In one embodiment of the utility model, a plurality of supernatant liquid output ports 19 are vertically and equally spaced on the inner wall of one side of the dephosphorization tank 14, a valve 20 is arranged at the inner end of the supernatant liquid output port 19, one end of the supernatant liquid output port 19 far away from the interior of the dephosphorization tank 14 is commonly communicated with a discharge pipe 21, the supernatant liquid output port 19 with a proper height is selected to operate according to the depth of the supernatant liquid after dephosphorization of wastewater in the dephosphorization tank 14, and then the generated supernatant liquid is accurately discharged outwards along the discharge pipe 21 through the supernatant liquid output port 19 and the valve 20.
Referring to fig. 2-4, as a preferred embodiment of the present utility model, the dephosphorization stirring mechanism includes a PAC solution tank 22 with a cylindrical structure disposed above the top middle of the dephosphorization pool 14, a PAC solution inlet is disposed at the top of the PAC solution tank 22, a connecting pipe 25 is connected to the bottom end of the PAC solution tank 22, a control valve for quantitatively controlling PAC solution output inside the PAC solution tank 22 is disposed at one side of the connecting pipe 25, a lifting pipe 26 is connected to the bottom end of the connecting pipe 25, a connecting pipe 28 is inserted into the bottom end of the lifting pipe 26, a PAC solution temporary storage tank 30 is connected to the bottom end of the connecting pipe 28, PAC solution inside the PAC solution tank 22 is transferred into the PAC solution temporary storage tank 30 along the connecting pipe 25, the lifting pipe 26 and the connecting pipe 28 by opening the connecting pipe 25, a plurality of PAC solution transfer branch pipes 31 distributed horizontally are annularly and equally spaced on the circumferential side wall of the PAC solution temporary storage tank 30, a plurality of PAC solution discharge pipes 32 are uniformly connected to the bottom of the PAC solution transfer branch pipes 31, and PAC solution input into the PAC solution temporary storage tank 30 is uniformly released into the solution inside the dephosphorization pool 14 through the PAC solution discharge pipe 32;
the PAC solution tank 22 is characterized in that a driven gear ring 23 is arranged on the middle circumferential side wall of the PAC solution tank 22, one side of the driven gear ring 23 is meshed with a driving gear 33, the middle of the lower side of the driving gear 33 is connected with a servo motor 34, namely, the servo motor 34 is started to drive the driving gear 33 to rotate, then the driven gear ring 23 is driven to drive the PAC solution tank 22 to rotate, symmetrical rotary positioning sliding rails 24 are arranged on the circumferential side wall of the PAC solution tank 22 on two sides of the driven gear ring 23, rotary positioning sliding racks 37 with U-shaped structures are rotatably connected on two sides of the rotary positioning sliding rails 24, one side of the rotary positioning sliding racks 37, far away from the PAC solution tank 22, is fixed on the top of the dephosphorization pool 14 through a connecting rod, the rotary positioning sliding racks 37 and the rotary positioning sliding rails 24 are used for keeping the PAC solution tank 22 stably and rotatably arranged above the middle of the dephosphorization pool 14, meanwhile, the bottom of the servo motor 34 is fixedly arranged on the rotary positioning sliding racks 37, a plurality of connecting sliding blocks 27 are uniformly arranged on the lower side of the lifting pipe 26, a plurality of vertical lifting and positioning sliding blocks 29 are correspondingly arranged on the inner wall of the connecting pipe 28, and a lifting machine 35 is connected on one side of the PAC solution tank 30, one side of the lifting machine 35 is connected with the lifting 35, one side of the lifting machine 35 is fixedly connected with the lifting pipe 35, the lifting pipe 35 is fixedly connected with the lifting pipe 28, the lifting pipe is fixedly connected with the lifting pipe 35, and the lifting pipe is connected with the lifting pipe 32, and the lifting pipe is fixedly arranged on the lifting pipe 32, and is connected with the lifting pipe is in the lifting pipe, and is connected with the lifting pipe is, and the lifting pipe is connected with the lifting pipe is, and, the lifting solution is, and is connected with the lifting speed.
In the embodiment of the utility model, the wastewater produced by the dairy processing flows into the artificial grid filter tank 11 for filtering through the transmission of the dairy wastewater input pipe 10, is transferred into the UASB tank 12 for anaerobic reaction, is then input into the aerobic tank 13 for aerobic reaction, accelerates the formation of sludge particles, is then transferred into the dephosphorization tank 14 for dephosphorization under the lifting transmission of the wastewater lifting pipe 16, quantitatively passes through the lifting pipe 26, the connecting pipe barrel 28 and the PAC solution temporary storage box 30 for transmission by starting the control valve on the connecting pipe 25 according to the content of the wastewater, uniformly releases PAC solution towards the dephosphorization tank 14 under the distribution of the PAC solution discharge pipe 32, then, the elevator 35 is started to drive the PAC solution temporary storage box 30 to descend, the PAC solution discharge pipe 32 is extended into mixed liquid in the dephosphorization pool 14, then the servo motor 34 is started to drive the driving teeth 33 to rotate, the PAC solution box 22 is controlled to rotate, further, under the connection of the elevator 26, the connecting sliding block 27 and the connecting pipe barrel 28, the PAC solution discharge pipe 32 is controlled to stir the mixed liquid to dephosphorize wastewater, supernatant liquid is formed on the upper side in the dephosphorization pool 14 after dephosphorization, dephosphorization sludge is formed on the lower side, the supernatant liquid is discharged through the supernatant liquid outlet 19, the dephosphorization sludge is downwards conveyed to the sediment sludge discharge pipeline 17, a part of the dephosphorization sludge is conveyed to the inside of the sludge concentration pool 15 to be squeezed and dehydrated, and the other part of the dephosphorization sludge is conveyed to the inside of the aerobic pool 13 again to be dephosphorized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. A dairy waste water treatment dephosphorization device, characterized in that, a dairy waste water treatment dephosphorization device includes: the device comprises a milk industry wastewater input pipe (10), an artificial grid water filtering tank (11), a UASB tank (12), an aerobic tank (13), a dephosphorization tank (14), a sludge concentration tank (15) and PAC solution; the utility model provides a high intercommunication setting that reduces in proper order of artifical grid filter basin (11), UASB pond (12), good oxygen pond (13), artifical grid filter basin (11) top intercommunication has milk industry waste water input tube (10), good oxygen pond (13) lateral wall lower part intercommunication is provided with air-blower (18), good oxygen pond (13) inside is provided with waste water lifting pipeline (16), waste water lifting pipeline (16) outer end and dephosphorization pond (14) intercommunication, dephosphorization pond (14) inside is provided with the dephosphorization rabbling mechanism that is used for evenly quantitative input PAC solution towards dephosphorization pond (14) inside, dephosphorization pond (14) bottom intercommunication has sediment mud discharge pipeline (17), sediment mud discharge pipeline (17) tip branches, and one end communicates on good oxygen pond (13), and the other end intercommunication has mud concentration pond (15).
2. The dephosphorization device for treating milk-industry wastewater according to claim 1, wherein the PAC solution is polyaluminum chloride solution.
3. The dephosphorization device for treating milk industry wastewater according to claim 2, wherein the inner bottoms of the artificial grid water filtering tank (11) and the UASB tank (12) are respectively provided with an inclined surface structure.
4. A device for the treatment of waste water from the dairy industry according to claim 3, characterized in that the bottom of the dephosphorization tank (14) is provided with a conical structure.
5. The dephosphorization device for treating milk industry wastewater according to claim 4, wherein a plurality of supernatant outlets (19) are vertically and equally spaced on one side inner wall of the dephosphorization pool (14), a valve (20) is arranged at the inner end of the supernatant outlet (19), and a discharge pipe (21) is commonly communicated with one end of the supernatant outlet (19) far away from the inside of the dephosphorization pool (14).
6. The dephosphorization device for treating milk industry wastewater according to claim 5, wherein the dephosphorization stirring mechanism comprises a PAC solution tank (22) with a cylindrical structure arranged above the top middle part of the dephosphorization pool (14), a PAC solution inlet is arranged at the top of the PAC solution tank (22), a connecting pipe (25) is communicated with the bottom end of the PAC solution tank (22), a control valve for quantitatively controlling the output of PAC solution in the PAC solution tank (22) is arranged on one side of the connecting pipe (25), a lifting pipe (26) is communicated with the bottom end of the connecting pipe (25), a connecting pipe barrel (28) is inserted into the bottom of the lifting pipe (26), and a PAC solution temporary storage tank (30) is communicated with the bottom end of the connecting pipe (28).
7. The dephosphorization device for treating milk industry wastewater according to claim 6, wherein a plurality of PAC solution transmission branch pipes (31) which are horizontally distributed are annularly and equally communicated on the circumferential side wall of the PAC solution temporary storage box (30), and a plurality of PAC solution discharge pipes (32) are evenly communicated at the bottom of the PAC solution transmission branch pipes (31).
8. The dephosphorization device for dairy waste water treatment according to claim 7, wherein a driven gear ring (23) is arranged on the circumferential side wall of the middle part of the PAC solution tank (22), one side of the driven gear ring (23) is meshed with a driving gear (33), the middle part of the lower side of the driving gear (33) is connected with a servo motor (34), symmetrical rotary positioning sliding rails (24) are arranged on the circumferential side wall of the PAC solution tank (22) positioned at two sides of the driven gear ring (23), rotary positioning sliding rails (24) are rotatably connected with rotary positioning sliding frames (37) with a U-shaped structure, one side, far away from the PAC solution tank (22), of the rotary positioning sliding frames (37) is fixed at the top of the dephosphorization tank (14) through a connecting rod, the bottom of the servo motor (34) is fixed on the rotary positioning sliding frames (37), a plurality of connecting sliding blocks (27) are uniformly arranged outside the lower side of the lifting tube (26), and a plurality of vertical lifting positioning sliding rails (29) are arranged on the inner wall of a connecting tube (28) corresponding to the connecting sliding blocks (27).
9. The dephosphorization device for treating milk industry wastewater according to claim 8, wherein one side of the top of the PAC solution temporary storage box (30) is connected with a lifter (35), and one side of the top of the lifter (35) is fixed on a rotary positioning sliding frame (37) through a connecting rod (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320487963.3U CN219689532U (en) | 2023-03-08 | 2023-03-08 | Dephosphorization device for dairy wastewater treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320487963.3U CN219689532U (en) | 2023-03-08 | 2023-03-08 | Dephosphorization device for dairy wastewater treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219689532U true CN219689532U (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320487963.3U Active CN219689532U (en) | 2023-03-08 | 2023-03-08 | Dephosphorization device for dairy wastewater treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219689532U (en) |
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- 2023-03-08 CN CN202320487963.3U patent/CN219689532U/en active Active
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