CN114105271A - Self-circulation encrypted granular sludge water purifying device - Google Patents
Self-circulation encrypted granular sludge water purifying device Download PDFInfo
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- CN114105271A CN114105271A CN202111436890.7A CN202111436890A CN114105271A CN 114105271 A CN114105271 A CN 114105271A CN 202111436890 A CN202111436890 A CN 202111436890A CN 114105271 A CN114105271 A CN 114105271A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 301
- 239000010802 sludge Substances 0.000 title claims abstract description 244
- 238000000746 purification Methods 0.000 claims abstract description 71
- 238000001914 filtration Methods 0.000 claims abstract description 42
- 239000010865 sewage Substances 0.000 claims abstract description 38
- 239000008213 purified water Substances 0.000 claims abstract description 18
- 239000008187 granular material Substances 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 73
- 230000001133 acceleration Effects 0.000 claims description 33
- 238000005189 flocculation Methods 0.000 claims description 23
- 230000016615 flocculation Effects 0.000 claims description 22
- 238000005086 pumping Methods 0.000 claims description 14
- 230000001174 ascending effect Effects 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 8
- 238000005191 phase separation Methods 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims 2
- 244000144992 flock Species 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000003814 drug Substances 0.000 abstract description 15
- 238000011403 purification operation Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 229940079593 drug Drugs 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 239000000725 suspension Substances 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 6
- 230000001112 coagulating effect Effects 0.000 description 5
- 239000000084 colloidal system Substances 0.000 description 5
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229940037003 alum Drugs 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000009194 climbing Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002493 climbing effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- LVYZJEPLMYTTGH-UHFFFAOYSA-H dialuminum chloride pentahydroxide dihydrate Chemical compound [Cl-].[Al+3].[OH-].[OH-].[Al+3].[OH-].[OH-].[OH-].O.O LVYZJEPLMYTTGH-UHFFFAOYSA-H 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- 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
-
- 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
- C02F2001/007—Processes including a sedimentation step
Landscapes
- Chemical & Material Sciences (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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention provides a self-circulation encrypted granular sludge water purifying device, wherein after sewage entering a shell reacts with medicines, purified water flows out through a water outlet part, and the purified water flowing out of the water outlet part can be guided into a filtering component by a water guide pipe for further filtering operation. After the further purification effect of the filtering component, the obtained water enters the water guide pipe, and then the water guide pipe further guides the water to the position of the purified water outlet, so that the purification operation is realized. Through set up the filter chamber in casing inside, can utilize the inner space of casing effectively for on the basis that possesses basic water purification function, can also realize the further purification operation to water from the circulation encryption granule mud purifier.
Description
Technical Field
The invention relates to the technical field of sewage purification equipment, in particular to a self-circulation encrypted granular sludge water purification device.
Background
The water treatment refers to physical, biological and chemical measures adopted to enable the water quality to reach certain use standards, and medicaments are usually added in the treatment process for adjusting pH, coagulating and flocculating, and then filtering is carried out to remove impurities in the water.
In the prior art, in order to realize the purification operation of water, a self-circulation encrypted granular sludge water purification device is usually arranged, and the purification operation of water can be realized by arranging the self-circulation encrypted granular sludge water purification device.
However, in the prior art, the water quality of the water flowing out of the self-circulation encrypted granular sludge water purification device cannot fully meet the requirement of water quality.
Disclosure of Invention
Therefore, the invention aims to overcome the defect that the water quality of water flowing out of the self-circulation encrypted granular sludge water purification device in the prior art cannot fully meet the water quality requirement.
Therefore, the invention provides a self-circulation encrypted granular sludge water purification device, which comprises: the shell is provided with a water inlet part and a water outlet part; the central reaction cylinder is arranged inside the shell, and a flocculation reaction area is formed inside the central reaction cylinder; the water accelerating device is located inside the shell and with water inlet part downstream, the water outlet of the water accelerating device faces the central reaction cylinder, and the water accelerating device comprises: a first acceleration pipe disposed downstream of the water inlet portion, at least a portion of the first acceleration pipe having a reduced inner diameter; the sludge internal return pipe is connected with the water body accelerating device; the sludge cover is arranged outside the central reaction cylinder, a floc gap is formed between the central reaction cylinder and the sludge cover, a sludge area is formed between the sludge cover and the central reaction cylinder, the sludge area is arranged at the downstream of the floc gap and along the direction far away from the floc gap, the sludge area comprises a semi-matured sludge collecting area and a suspended sludge filtering and settling area, and the area formed between the sludge cover and the shell is communicated with the sludge inner return pipe; the sleeve is arranged on the inner side of the sludge cover and positioned between the sludge cover and the central reaction cylinder, the top of the sleeve is lower than that of the sludge cover, and the bottom of the sleeve is positioned at the downstream of the water body accelerating device;
the invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: the partition plate is arranged in the filter cavity and used for dividing the filter cavity into a water purification area and a sewage area, and a through hole suitable for the water guide pipe to penetrate through is formed in the partition plate.
According to the self-circulation encrypted granular sludge water purifying device provided by the invention, one end of the water guide pipe is arranged on the through hole.
The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: and one end of the water pumping pipe extends to the outer side of the shell, and the other end of the water pumping pipe extends to the inside of the sewage area and is positioned at the upstream of the filtering component.
The self-circulation encrypted granular sludge water purifying device provided by the invention is characterized in that the filter shell is annularly arranged on the inner wall of the shell.
At least one part of the first accelerating pipe is arranged in a conical shape.
The invention provides a self-circulation encrypted granular sludge water purifying device, which further comprises:
and the second accelerating tube is covered above the first accelerating tube, and at least one part of the second accelerating tube is arranged in a conical shape.
The self-circulation encrypted granular sludge water purification device further comprises an ascending guide pipe, wherein a circulation flow guide cover is arranged at one end, corresponding to the second accelerating pipe, of the ascending guide pipe, and the circulation flow guide cover covers the periphery of the second accelerating pipe.
According to the self-circulation encrypted granular sludge water purification device provided by the invention, the bottom end of the sleeve is connected to the outer side wall of the second accelerating tube, and fluid flowing out through the floc gap climbs along the sleeve.
The invention provides a self-circulation encrypted granular sludge water purification device, which comprises a sludge cover and a sludge cover, wherein the sludge cover comprises: the first inclined section corresponds to the suspended sludge filtering and settling area, a cured sludge collecting area is formed between the first inclined section and the shell, and a plurality of three-phase separation plates are arranged on the first inclined section; the transition section corresponds to the semi-mature sludge collection area; and the second inclined section is arranged outside the sleeve and is connected with the transition section, and water flowing out through the floc gap enters a region between the second inclined section and the sleeve.
The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: the mixing area, the mixing area set up intake portion with between the first accelerating tube, and with it is linked together to intake the portion, the mixing area includes: the mud water collecting tank is connected with the first accelerating pipe and is provided with a water outlet; the first baffle is arranged at the downstream of a water outlet of the muddy water collecting tank, and a first flow passage is formed between the first baffle and the muddy water collecting tank; the drainage plate sets up on the outer wall of mud water collection tank, the drainage plate with form the second runner between the first baffle, first runner with the second runner is linked together, through the fluid of the export outflow of second runner is suitable for the entering in the first accelerating tube.
The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: and the inlet end of the sludge inner return pipe enters the cured sludge collecting region, and the other end of the sludge inner return pipe is communicated with the sludge collecting tank.
According to the self-circulation encrypted granular sludge water purification device provided by the invention, the outlet of the drainage plate is communicated with the delivery pipe, and the other end of the delivery pipe extends towards the sludge inner return pipe.
The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: the filter shell is arranged on the inner wall of the shell, a filter cavity is formed between the filter shell and the shell, and a purified water outlet is formed in the part, corresponding to the filter cavity, of the shell; a filter assembly disposed in the filter cavity; one end of the water conduit is communicated with the water outlet part, and the other end of the water conduit acts on the upstream of the filtering component; one end of the water guide pipe acts on the downstream of the filtering component, and the other end of the water guide pipe is communicated with the purified water outlet.
The technical scheme of the invention has the following advantages:
1. the invention provides a self-circulation encrypted granular sludge water purifying device which is characterized by comprising the following components: the shell is provided with a water inlet part and a water outlet part; the central reaction cylinder is arranged inside the shell, and a flocculation reaction area is formed inside the central reaction cylinder; the water accelerating device is located inside the shell and with water inlet part downstream, the water outlet of the water accelerating device faces the central reaction cylinder, and the water accelerating device comprises: a first acceleration pipe disposed downstream of the water inlet portion, at least a portion of the first acceleration pipe having a reduced inner diameter; the sludge internal return pipe is connected with the water body accelerating device; the sludge cover is arranged outside the central reaction cylinder, a floc gap is formed between the central reaction cylinder and the sludge cover, a sludge area is formed between the sludge cover and the central reaction cylinder, the sludge area is arranged at the downstream of the floc gap and along the direction far away from the floc gap, the sludge area comprises a semi-matured sludge collecting area and a suspended sludge filtering and settling area, and the area formed between the sludge cover and the shell is communicated with the sludge inner return pipe; the sleeve is arranged on the inner side of the sludge cover and positioned between the sludge cover and the central reaction cylinder, the top of the sleeve is lower than that of the sludge cover, and the bottom of the sleeve is positioned at the downstream of the water body accelerating device;
through setting up sleeve and mud cover, can form certain space between sleeve and mud cover, the top and the bottom in this space all are open form setting, as shown in the figure, the floc through the floc breach outflow will climb inside the sleeve, along with the continuous going on of action of climbing, the curing degree of mud will also constantly increase, because telescopic top is less than the top of mud cover, consequently will have partly half cured mud to enter into the space between mud cover and the sleeve, this part half cured mud is located the low reaches of water accelerating device, then further flow back to central reaction tube under water accelerating device's drive, and react again.
Meanwhile, flocs in the sludge cover continuously rise, semi-cured sludge is converted into cured sludge, and then the cured sludge further enters a region between the sludge cover and the shell, the region belongs to a cured sludge collecting region, the region is connected with an inlet of a return pipe in sludge, the sludge entering the cured sludge collecting region further returns to a water body accelerating device through the return pipe in sludge, the sludge is accelerated, and the sludge is reacted again, so that the utilization efficiency of the sludge is effectively improved.
2. According to the self-circulation encrypted granular sludge water purifying device provided by the invention, after sewage entering the shell reacts with the medicines, purified water flows out through the water outlet part, and the purified water flowing out of the water outlet part can be guided into the filtering component by the water guide pipe for further filtering operation. After the further purification effect of the filtering component, the obtained water enters the water guide pipe, and then the water guide pipe further guides the water to the position of the purified water outlet, so that the purification operation is realized. Through set up the filter chamber in casing inside, can utilize the inner space of casing effectively for on the basis that possesses basic water purification function, can also realize the further purification operation to water from the circulation encryption granule mud purifier.
3. The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: the partition plate is arranged in the filter cavity and used for dividing the filter cavity into a water purification area and a sewage area, and a through hole suitable for the water guide pipe to penetrate through is formed in the partition plate.
Through setting up the division board, can separate water purification and sewage, distinguish inside the purification operation that carries out sewage in the sewage, then shift the water purification that obtains through the aqueduct and hold in the clean water district to further flow to the external world through the water purification delivery port.
4. The invention provides a self-circulation encrypted granular sludge water purification device, which further comprises: and one end of the water pumping pipe extends to the outer side of the shell, and the other end of the water pumping pipe extends to the inside of the sewage area and is positioned at the upstream of the filtering component.
Through setting up the drinking-water pipe, after the drinking-water pipe starts, it will flow into to the water purification district through the drinking-water pipe this moment to be located the water purification of filter assembly low reaches partly, and another part water purification will reverse flow to filter assembly's upstream position under the negative pressure effect of drinking-water pipe, and at the reverse flow in-process of water, it can realize the washing operation to filter assembly self, after accomplishing reverse washing, can draw sewage to the external world through the drinking-water pipe to the realization is to filter assembly's washing.
According to the invention, through the matching of the water pumping pipe, the water conduit and the filtering component, the water purification efficiency of the filtering component can be effectively ensured, and further, the purification effect of the whole self-circulation encrypted granular sludge water purification device on sewage can be effectively ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a self-circulation encrypted granular sludge water purification device provided in embodiment 3 of the present invention;
FIG. 2 is a schematic structural diagram of a second self-circulation encrypted granular sludge water purification device provided in embodiment 3 of the present invention;
FIG. 3 is an enlarged partial view of the mixing zone provided in FIG. 2;
FIG. 4 is a schematic view of a first construction of the self-circulation encrypted granular sludge water purification apparatus provided in example 2;
FIG. 5 is a schematic view of a second construction of the self-circulation encrypted granular sludge water purification apparatus provided in example 2;
FIG. 6 is a schematic structural view of a self-circulation encrypted granular sludge water purification apparatus provided in example 1;
description of reference numerals in the examples:
1. a water inlet part; 2. a water outlet part; 3. a first acceleration tube; 4. a sludge cover; 41. a floc gap; 42. a first inclined section; 43. a second inclined section; 44-a transition section; 5. a second acceleration pipe; 6-a vortex region; 7. an ascending conduit; 8. a hydraulic diffuser; 9-flocculation of the main reaction zone; 10. a circulating air guide sleeve; 11. a central reaction cylinder; 12. a sleeve; 16-a three-phase separator plate; 17. a semi-matured sludge collection area; 19. a suspended sludge filtration and sedimentation zone; 21. a pipe chute separation zone; 28. a mature sludge collecting area; 30. an internal sludge return pipe; 32. a semi-mature sludge hopper sludge discharge device; 33. curing the emptying pipe of the sludge hopper; 35. a housing; 40. a filter shell; 401. a purified water outlet; 50. a filter assembly; 60. a water conduit; 70. a water conduit; 80. a partition plate; 90. a water pumping pipe; 100. a mixing zone; 101. a muddy water collection tank; 102. a first baffle plate; 103. a drainage plate; 104. and (7) leading out the tube.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The embodiment provides a self-circulation encrypted granular sludge water purifying device, which is mainly applied to the fields of feed water coagulation purification, upgrading and reconstruction of sewage treatment plants, rapid treatment of water bodies such as riverways, lakes, initial rainwater and the like; the coagulating sedimentation and heavy metal coagulating catching reaction of the steel electronic industry and the like are used in the coagulating sedimentation section in water treatment to remove suspended matters and turbidity in water, part of metal ions such as manganese, arsenic, ferric oxide and the like, total phosphorus, algae, part of organic matters and the like. In this embodiment, the self-circulation encrypted granular sludge water purification device can be made of concrete, steel or polymer, and the high density means that the suspended sludge in the water exceeds 4 g/L. As shown in fig. 1 to 3, includes:
a shell 35, on which a water inlet part 1 and a water outlet part 2 are arranged;
the housing 35 in this embodiment is a vertical irregular cylinder structure, and the self-circulation granular sludge thickening water purifying device is arranged vertically after the installation is completed, as shown in fig. 1.
Specifically, the water inlet portion 1 is connected to external sewage, and may be a water inlet disposed on the housing 35 or a pipeline disposed on the housing 35. Similarly, the water outlet portion 2 may be a water outlet directly provided on the housing 35, or may be a pipe provided on the housing 35.
Simultaneously, in order to realize the operation of adding medicine, be provided with the pencil of adding medicine on portion 1 intakes, add pencil self and intake portion 1 and be connected.
The central reaction cylinder 11 is arranged inside the shell 35, and a flocculation reaction area is formed inside the central reaction cylinder 11;
in this application, mainly realize the processing to sewage through the flocculation and precipitation reaction. The flocculation precipitation reaction is a process of flocculation precipitation of particles in water. After a coagulant is added into the sewage, colloids and dispersed particles of suspended matters generate floccules under the interaction of molecular force, and the floccules collide with each other and are condensed in the sedimentation process, so that the size and the mass of the floccules are continuously increased, the sedimentation speed is continuously increased, alum flocs can be formed after the coagulant is added into the sewage, and then the flocculation precipitation phenomenon occurs.
In this embodiment, the type of the drug is not limited, and may be ferrous sulfate, polyaluminum chloride, aluminum chlorohydrate, or the like. The above medicines can be used for carrying out operations such as decoloration, deoiling, degerming, algae removal, heavy metal ion removal and the like on sewage.
Specifically, the central reaction cylinder 11 is disposed inside the main body, and is disposed coaxially with the main body, and the shape of the central reaction cylinder 11 itself is not limited, and may be cylindrical or rectangular. The reactants such as sludge and medicines entering from the outside can react in the process of introducing into the flocculation reaction zone and in the flocculation reaction zone.
The water body accelerating device is positioned in the shell 35 and at the downstream of the water inlet part 1, and can accelerate the water body flowing from the upstream, and the water outlet of the water body accelerating device is arranged towards the central reaction cylinder 11; in this embodiment, the structure of the water acceleration device is not limited, and the water acceleration device may be configured by a stirrer or the like as long as acceleration of water flow can be achieved.
As shown in fig. 1 and 2, the filter housing 40 is disposed on the inner wall of the housing, and a filter chamber is formed between the filter housing and the housing, and is suitable for filtering operation. In this embodiment, a purified water outlet is provided at a position corresponding to the filter cavity on the housing, and water obtained through purification can be led out to the outside through the purified water outlet 401, so as to perform subsequent operations.
Specifically, filter shell 40 adopts the metal material to make, and it can adopt welded mode processing on the inner wall of casing, simultaneously, in order to carry out inside installation operation, is provided with the manhole in the top of filtering shell 40 to make things convenient for operating personnel to pass in and out. Meanwhile, as shown in fig. 1, the purified water outlet 401 is disposed above the filter chamber, so that purified water can be conveniently led out.
In this embodiment, the shape of the filter housing 40 is not limited, and the filter housing is preferably annularly disposed on the inner wall of the housing 35.
As shown in fig. 6, a sleeve 12 is arranged inside the sludge hood 4 and between the sludge hood 4 and the central reaction cylinder 11, and the top of the sleeve is lower than the top of the sludge hood 4;
in this embodiment, by arranging the sleeve 12 and the sludge cover 4, a certain space can be formed between the sleeve 12 and the sludge cover 4, the top and the bottom of the space are both arranged in an open shape, as shown in fig. 1, flocs flowing out through the floc gap 41 climb inside the sleeve 12, the aging degree of the sludge is continuously increased along with the continuous climbing action, because the top of the sleeve 12 is lower than the top of the sludge cover 4, a part of semi-aged sludge enters the space between the sludge cover 4 and the sleeve 12, and the part of semi-aged sludge is located at the downstream of the water body accelerating device, and then further flows back to the central reaction cylinder 11 under the driving of the water body accelerating device, and the reaction is performed again.
Meanwhile, as the flocs in the sludge hood 4 continuously rise, the semi-cured sludge is converted into cured sludge, and then the cured sludge further enters a region between the sludge hood 4 and the shell 35, the region belongs to a cured sludge collecting region 28, the region is connected with an inlet of a return pipe 30 in the sludge, the sludge entering the cured sludge collecting region 28 further returns to a water body acceleration device through the return pipe 30 in the sludge, the acceleration of the sludge is realized, and the sludge is reacted again, so that the utilization efficiency of the sludge is effectively improved.
Specifically, the bottom end of the sleeve is connected to the outer sidewall of the second accelerating tube, and the fluid flowing out through the floc gap 41 climbs along the sleeve. Through the structure arrangement mode, a closed space is formed between the sludge cover 4 and the sleeve.
In this embodiment, the granular sludge purifier is encrypted in self-loopa still includes: and the partition plate is arranged in the filter cavity and used for dividing the filter cavity into a water purification area and a sewage area, and a through hole suitable for the water guide pipe 70 to pass through is formed in the partition plate.
Through setting up the division board, can separate water purification and sewage, carry out the purification operation of sewage in sewage district inside, then shift the water purification that obtains through aqueduct 70 and hold in the clean water district to further flow to the external world through the water purification delivery port. As shown in fig. 1, the water purification zone is disposed above the sewage zone.
Specifically, the two ends of the partition plate are respectively disposed on the inner wall of the housing and the inner wall of the filter housing 40, which may be connected by welding.
In this embodiment, one end of the water conduit is disposed on the through hole, and water flowing out through the water conduit directly enters the water purification area for storage.
The sludge cover 4 is arranged outside the central reaction cylinder 11, a sludge area is formed between the sludge cover 4 and the central reaction cylinder 11, a floc gap 41 is formed between the central reaction cylinder 11 and the sludge cover 4, the sludge area is arranged at the downstream of the floc gap 41 and along the direction far away from the floc gap 41, and the sludge area comprises a semi-matured sludge collecting area 17 and a suspended sludge filtering and settling area 19;
specifically, as shown in fig. 1, the sludge cover 4 is disposed at an outer side position of the central reaction cylinder 11, and since the floc gap 41 is disposed between the central reaction cylinder 11 and the sludge zone, the floc sludge flowing out from the flocculation reaction zone flows into the sludge zone through the floc gap 41, and from bottom to top in the height direction, the floc sludge first becomes semi-matured sludge, and then forms matured sludge through continuous reaction with the chemical and the sewage in the ascending process.
In this embodiment, the external sewage, medicine and the like to be purified enter the water acceleration device through the water inlet portion 1, enter the central reaction cylinder 11 through the water acceleration device, and then perform flocculation operation in the flocculation reaction area of the central reaction cylinder 11, and the flocculation reaction gradually proceeds along with the rising action. After the primary flocculation is finished, the wastewater flows out of the central reaction cylinder 11 through the floc gap 41 and then enters a sludge area formed between the sludge cover 4 and the central reaction cylinder 11.
Inside the sludge zone, the flocculent sludge will be subjected to the following forces: due to the thrust from the action of the water body accelerating device, the flocculent sludge can generate buoyancy due to light weight, and the thrust and the buoyancy drive the flocculent sludge to move upwards; meanwhile, the flocculent sludge can also be subjected to self gravity, and the gravity drives the flocculent sludge to move downwards. Through the combined action of upward power and downward power, will make flocculated mud form the suspension state of disturbance, along with the gradual increase of flocculent mud, flocculent mud wholly goes on progressively climbing, and in the in-process of climbing, along with the gradual climbing of flocculent mud, flocculent mud will form half-ripe mud at first, then further the curing increase to help the abundant of purification reaction to go on.
By forming the suspension state, the flocculent sludge flowing out of the central reaction cylinder 11 is gradually intercepted in the semi-matured sludge, then the reaction is gradually carried out in the sludge zone, and simultaneously, the flocculent in the suspension state can intercept and adsorb small alum flocs, colloids and the like, thereby carrying out the subsequent purification reaction.
Compared with the prior art, the sewage purification device has the advantages that the purification effect on the sewage is better due to the formation of the suspension state, and the effluent suspended matters and turbidity are lower.
In the embodiment, a dynamic suspended sludge layer is formed, so that the ascending floc and colloid are intercepted and filtered, and the final effluent sensory index is excellent. Meanwhile, due to the arrangement of the water body speed reducing device, the hydraulic load in the unit volume is obviously increased, and finally, the occupied area is 1/15-1/20 of the traditional coagulating sedimentation, so that the space and the occupied area are saved.
More importantly, the sludge suspension layer has strong purification capacity to sewage, so that the impact load bearing capacity to the quality of the incoming water and the water quantity is strong, the sludge filter layer does not need backwashing, and the operation is convenient.
Preferably, in the self-circulation encrypted granular sludge water purification device provided in this embodiment, the water acceleration device includes: and a first acceleration pipe 3 communicating with the water inlet portion 1, wherein at least a part of the first acceleration pipe 3 has a reduced inner diameter.
In the prior art, in order to realize the acceleration action of the water body entering the self-circulation encrypted granular sludge water purification device, a separate impeller and other structures are usually required to be arranged in the water body, as shown in fig. 2, the water body is driven by a push type stirrer and a negative pressure ejector to realize the acceleration of the water body, and the structures need to consume extra electric energy. In this embodiment, take place to reduce through the inside at least partly internal diameter of restriction first accelerating tube 3, after sewage entered into first accelerating tube 3, because the internal diameter diminishes, will lead to rivers to accelerate, can realize unpowered pressurization this moment, need not mechanical stirring for holistic energy consumption reduces, makes things convenient for the later stage to maintain simultaneously.
The specific shape of the first acceleration pipe 3 itself is not limited, and the inside thereof may be provided with a constricted section, and for example, the constricted section may be provided inside the first acceleration pipe 3, and as a preferred embodiment, at least a part of the first acceleration pipe 3 is provided in a tapered shape as shown in fig. 1.
Further, in order to effectively improve the acceleration effect of the water body, the water body acceleration device further comprises: and a second acceleration pipe 5 which covers the first acceleration pipe 3, wherein at least a part of the second acceleration pipe 5 is arranged in a conical shape.
Specifically, the second acceleration pipe 5 is provided, and firstly, the water body can perform acceleration action inside the second acceleration pipe 5. Meanwhile, as the second accelerating tube 5 is arranged above the first accelerating tube 3, a certain gap is formed between the first accelerating tube and the second accelerating tube in the height direction. Meanwhile, since the flow velocity of the fluid inside the first accelerating tube 3 is large, the water pressure in the first accelerating tube 3 is relatively low at this time in accordance with the bernoulli principle. At the moment, floc sludge entering the inside of the sludge area spontaneously enters a gap between the first accelerating tube 3 and the second accelerating tube 5 under the action of pressure, then flows into the central reaction cylinder 11 again under the driving of the pressure to participate in the reaction again, so that the contact probability of the medicament and water is greatly improved, and the medicament is fully utilized. Meanwhile, the flocculent sludge can participate in the raw water mixing reaction for many times, and suspended matters and colloids of the raw water are removed through the sludge adsorption and net catching effects, so that the dosage of the medicament is saved.
More importantly, because the setting of second accelerating tube is in first accelerating tube top, and has certain gap in the direction of height between the two, because there is the negative pressure inside the second accelerating tube this moment, the second accelerating tube will carry out decurrent drainage operation to flocculent mud, consequently the flocculent mud that flows out in the flocculent breach will receive a decurrent adsorption affinity under the effect of negative pressure, the decurrent power that flocculent mud self received this moment will include self gravity and the adsorption affinity that second accelerating tube formed.
Through foretell mode of setting for the suspension state flocculent sludge that finally forms is more stable, and then makes follow-up flocculent sludge that flows out from central reaction cylinder intercept gradually in the sludge of becoming half ripe, then reacts at the mud district gradually, thereby further improves the throughput of suspension state flocculent sludge self to sewage.
The self-circulation encrypted granular sludge water purification device provided by the embodiment further comprises an ascending conduit 7, as shown in fig. 1, a circulation dome 10 is arranged at one end of the ascending conduit 7 corresponding to the second accelerating pipe 5, and the circulation dome 10 covers the periphery of the second accelerating pipe 5. In this embodiment, the circulation dome 10 is arranged in a variable diameter manner, and by the arrangement manner, the vortex region 6 can be formed in the circulation dome 10, so that disturbance to substances such as flocs in the ascending conduit 7 is increased.
Specifically, the ascending pipe 7 is disposed above the second accelerating pipe 5, the top of the ascending pipe 7 is provided with a hydraulic diffuser 8, the hydraulic diffuser 8 is disposed in an open shape, and the inner diameter of the top is larger than that of the bottom, so that the floc sludge can stably flow out to the area between the upper water pipe and the central reaction cylinder 11 through the hydraulic diffuser 8.
Further, as shown in FIG. 1, between the ascending conduit 7 and the central reaction cylinder 11, a flocculation main reaction zone 9 is formed, and the flocculation operation is carried out in the flocculation main reaction zone 9.
In this embodiment, the diameter of riser 7 itself is one fourth to one third of the diameter of central reaction cylinder 11, through foretell size setting mode for after the water body that flows out through riser 7 enters into flocculation main reaction zone 9, because the space grow in the twinkling of an eye, consequently reduce water conservancy stirring degree effectively, make the flocculation reaction even and not violent, guaranteed the stable in structure of floc alum floc, it is broken to reduce alum floc, and then can improve the flocculation effect in flocculation reaction zone 9 effectively, finally improve the purification ability to sewage.
Specifically, the shape of the vent hole itself is not limited, and it may be a circular hole shape, an oval shape, or an irregular shape as long as the discharge of the air flow can be achieved.
In this embodiment, in the height direction, the sludge cover 4 includes:
the first inclined section 42 corresponds to the suspended sludge filtering and settling area 19, a mature sludge collecting area 28 is formed between the first inclined section 42 and the shell 35, and a plurality of three-phase separation plates 16 are arranged on the first inclined section 42;
specifically, the first inclined section 42 is connected at its top end to the inner wall of the housing 35 and at its lower end to the top of the transition section 44.
Through setting up three-phase separation board 16, because three-phase separation board 16 is connected with casing 35 inner wall, after the floc rises through three-phase separation board 16, because the section of crossing water increases suddenly for the velocity of flow of fluid such as floc takes place to reduce, and then helps reducing the velocity of flow of floc etc. helps going on of purification reaction.
A transition section 44 corresponding to the semi-matured sludge collection area 17; in particular, the transition section 44 itself extends in the vertical direction.
A second inclined section 43, into which second inclined section 43 the water exiting through the floc gaps 41 enters.
As shown in fig. 1, the top opening of the second inclined section 43 is larger than the bottom opening, the floc gap 41 is arranged at the middle position of the second inclined section 43, and a part of flocs flowing out of the floc gap 41 flows toward the upper position of the second inclined section 43, and the other part flows toward the lower position of the second inclined section 43.
In this embodiment, as shown in fig. 3, the self-circulation encrypted granular sludge water purification apparatus further includes: a mixing zone 100 disposed between the water inlet part 1 and the first accelerating tube 3 and communicated with the water inlet part 1, the mixing zone comprising: the muddy water collecting tank 101 is connected with the first accelerating pipe 3 and is provided with a water outlet; a first baffle plate 102 arranged at the downstream of the water outlet of the muddy water collecting tank, wherein a first flow passage is formed between the first baffle plate and the muddy water collecting tank; and the drainage plate 103 is arranged on the outer wall of the muddy water collecting tank, a second flow channel is formed between the drainage plate and the first baffle, the first flow channel is communicated with the second flow channel, and fluid flowing out from an outlet of the second flow channel is suitable for entering the first accelerating tube 3. And the inlet end of the sludge internal return pipe 30 enters the cured sludge collecting area 28, and the other end of the sludge internal return pipe is communicated with the sludge collecting tank.
Specifically, the fluid flowing out through the muddy water collecting tank 101 flows first into the first flow channel and then flows again into the second flow channel. By flowing in the first flow passage and the second flow passage, the reaction time between the sludge and the sewage and the medicament can be effectively increased, and therefore, the use amount of the medicament can be effectively reduced.
In this embodiment, the outlet of the drainage plate is communicated with a delivery pipe 104, and the other end of the delivery pipe extends towards the return pipe 28 in the sludge. Through the arrangement mode, a part of mud-water mixture only matures in the sludge collecting area 28 and then is introduced into the inside of the mud-water collecting tank 101 again under the action of the suction force to perform subsequent reaction, so that the utilization efficiency of the medicament can be effectively improved.
In this embodiment, a sludge internal return pipe 30 is disposed on the sludge collection tank, and an inlet end of the sludge internal return pipe 30 enters the cured sludge collection area 28.
Specifically, as shown in fig. 1, the lower end of the internal sludge return pipe 30 extends into the cured sludge collecting region 28, because the flow velocity of water inside the sludge collecting tank is high, the pressure inside the sludge collecting tank 101 is reduced, by arranging the internal sludge return pipe 30, cured sludge in the cured sludge collecting region 28 can be adsorbed, then the sludge enters the sludge collecting tank again under the action of suction force, by arranging the internal sludge return pipe, the sludge flowing through the cured sludge collecting region preferentially enters the inside of the sludge collecting tank, sludge flowing out of a floc gap and flowing downwards participates in the circulation reaction again, because the adsorption capacity of the cured sludge is strong, raw water suspended matters and part of colloid can be removed, and the dosage of chemicals is saved.
In this embodiment, the second inclined section 43 is connected to a semi-mature sludge hopper and sludge discharge device 32. One end of the semi-cured sludge collector is connected to the position below the second inclined section 43, and the other end extends to the outer side of the shell 35.
As shown in fig. 1, the inclined pipe separation area 21 itself is provided with a plurality of pipes which are parallel to each other and inclined at a certain angle.
In this embodiment, a curing sludge collecting hopper emptying pipe 33 is arranged below the curing sludge collecting region 28, the curing sludge collecting hopper emptying pipe 33 is communicated with the curing sludge collecting region 28, and the bottom of the pipe is close to the bottom of a curing sludge collecting cone, so that the internal sludge can be completely taken out at the initial stage of emptying operation.
Further, in this embodiment, a plurality of sludge sampling pipes are disposed in the matured sludge collection area 28 along the height direction. The sludge sampling pipe is positioned at the reducing position of the lower part of the equipment shell 35, is arranged at intervals in vertical height, penetrates through the side wall of one side of the conical hopper of the sludge curing area and is communicated with the side wall. Specifically, the sludge samples of co-altitude not can be got to three mud sampling tubes of group to judge inside flocculating constituent filtering layer shaping degree, thereby help carrying out subsequent row mud operation.
Example 2
The present embodiment is made on the basis of embodiment 1, and in this embodiment, the upper portion of the housing 35 may also be provided in a closed shape, in which case, a closed structure is provided at the top of the housing.
Specifically, as shown in fig. 4 and 5, by limiting the top of the housing 35 to be closed, a certain water pressure can be formed inside the housing, so that the filtering speed can be increased, and the throughput of the self-circulation encrypted granular sludge water purification device can be increased.
Meanwhile, the top structure of the housing 35 is not limited, and as shown in fig. 4, the top of the housing is disposed in a shrinking shape, and may be a stepped structure or an arc structure. As long as a closing action is possible.
Example 3
The present embodiment is made on the basis of embodiment 1, and on the basis of the technical solutions provided in embodiments 1 and 2, as shown in fig. 1, 2, and 3, the following structures are additionally provided in the present embodiment:
the filter assembly 50 is arranged in the filter cavity, water needing to be purified enters from one end of the filter assembly 50 and then flows out from the other end of the filter assembly under the action of water pressure, so that the purification operation is realized, the water needing to be purified flows into the upper part of the filter assembly 50 in the direction shown in figure 1, and after the purification is finished, the purified water enters the lower end of the filter assembly 50. The filter assembly 50 is contained in the apparatus 2 or more groups depending on the size of the main body of the apparatus. Each group can independently run, the clear water tank at the top forms a ring bin body, and the clear water tanks of each group of filtering units are communicated; the clean water outlet 401 is communicated with the clean water tank.
Specifically, the structure of the filter assembly 50 is not limited, and PP cotton, quartz sand, granular coconut shell activated carbon, sintered activated carbon filter element, etc. may be used. As long as the water purification operation can be achieved.
A water conduit 60, one end of which is communicated with the water outlet part 2 and the other end of which acts on the upstream of the filtering component;
the water guide pipe 70 is used for guiding clear water below the water guide pipe to the upper annular clear water bin, one end of the water guide pipe 70 acts on the downstream of the filtering component, and the other end of the water guide pipe 70 is communicated with the clear water outlet; through setting up the leading water pipe, its self can be with the water that the purification that goes out water outlet portion flows obtains to the filter assembly in, carry out further filtration operation. After the further purification action of the filter assembly, the obtained water enters the water guide pipe, and then the water guide pipe further enters the upper clear water tank through pressure and flows out from the clear water outlet 401, so that the purification operation is realized.
Further, through set up the filter chamber in that the casing is inside, can utilize the inner space of casing effectively for the encryption granule mud purifier of self-loopa can also realize the further purification operation to water on the basis that possesses basic water purification function.
Further, in this embodiment, the method further includes: a suction pipe 90, one end of which extends outside the housing 35 and the other end of which extends inside the sewage zone and upstream of the filtering assembly.
By arranging the water pumping pipe 90, after the water pumping pipe is started, the valve of the water guiding pipe 60 and the valve on the water guiding pipe 70 are closed, as other filtering units are still in operation, clean water continuously flows into the lower part of the filtering layer 50 from the water guiding pipe 70 through gravity pressure in the clean water tank, then pollutants intercepted in the filtering component 50 are reversely cleaned, and after the sewage rises, the sewage is discharged out of the main body through the water guiding pipe 90. And cleaning of the filter assembly is realized. After the completion, the valve on the water pumping pipe 90 is closed, so that the valve on the water conduit 60 operates normally. At this time, a part of the purified water located at the downstream of the filtering assembly will flow into the water purifying region through the pumping pipe 90, and another part of the purified water will flow reversely to the upstream position of the filtering assembly under the negative pressure of the pumping pipe 90, during the reverse flow of the water, it can realize the cleaning operation of the filtering assembly itself, as shown in fig. 1, during the cleaning operation, the water below the filtering assembly will pass upward through the filtering assembly and enter the filtering assembly. After the reverse cleaning is finished, the sewage can be led out to the outside through the water pumping pipe, so that the filtering component is cleaned.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (14)
1. The utility model provides a granule mud purifier is encrypted in self-loopa which characterized in that includes:
a shell (35) which is provided with a water inlet part (1) and a water outlet part (2);
the central reaction cylinder (11) is arranged inside the shell (35), and a flocculation reaction area is formed inside the central reaction cylinder (11);
the water body accelerating device is positioned inside the shell (35) and at the downstream of the water inlet part (1), a water outlet of the water body accelerating device faces the central reaction cylinder (11), and the water body accelerating device comprises: a first acceleration pipe (3) arranged downstream of the water inlet portion (1), at least a part of the first acceleration pipe (3) having a reduced inner diameter;
the sludge internal return pipe (30) is connected with the water body accelerating device;
the sludge cover (4) is arranged outside the central reaction cylinder (11), a floc gap (41) is formed between the central reaction cylinder (11) and the sludge cover (4), a sludge area is formed between the sludge cover (4) and the central reaction cylinder (11), the sludge area is arranged at the downstream of the floc gap (41) and along the direction far away from the floc gap (41), the sludge area comprises a semi-matured sludge collecting area (17) and a suspended sludge filtering and settling area (19), and an area formed between the sludge cover (4) and the shell (35) is communicated with the sludge inner return pipe (30);
the sleeve (12) is arranged on the inner side of the sludge cover (4) and is positioned between the sludge cover (4) and the central reaction cylinder (11), the top of the sleeve (12) is lower than that of the sludge cover (4), and the bottom of the sleeve is positioned at the downstream of the water body accelerating device.
2. The self-circulation encrypted granular sludge water purification device according to claim 1, further comprising:
the filter shell (40) is arranged on the inner wall of the shell (35), a filter cavity is formed between the filter shell and the shell (35), and a purified water outlet is formed in the part, corresponding to the filter cavity, of the shell (35);
the filter assembly is arranged in the filter cavity, and a filter material is arranged in the filter assembly;
a water conduit (60) with one end communicating with the water outlet part (2) and the other end acting upstream of the filter assembly;
and one end of the water guide pipe (70) acts on the downstream of the filtering component, and the other end of the water guide pipe is communicated with the purified water outlet.
3. The self-circulation encrypted granular sludge water purification device according to claim 2, further comprising:
and the partition plate (80) is used for dividing the filter cavity into a water purification area and a sewage area, and a through hole suitable for the water guide pipe to pass through is formed in the partition plate.
4. The self-circulation encrypted granular sludge water purifying device as claimed in claim 3, wherein one end of the water conduit (70) is disposed on the through hole.
5. The self-circulation encrypted granular sludge water purification device according to claim 4, further comprising:
and one end of the water pumping pipe (90) extends to the outer side of the shell (35), and the other end of the water pumping pipe extends to the inside of the sewage area and is positioned at the upstream of the filtering component.
6. The self-circulating encrypted granular sludge water purifying device as claimed in claim 2, wherein the filter shell (8) is annularly arranged on the inner wall of the housing (35).
7. The self-circulating encrypted granular sludge water purification device according to claim 1, wherein at least a part of the first acceleration pipe (3) is provided in a tapered shape.
8. The self-circulation encrypted granular sludge water purifying device according to claim 7, wherein the water body accelerating device further comprises:
and the second accelerating tube (5) is covered above the first accelerating tube (3), and at least one part of the second accelerating tube (5) is arranged in a conical shape.
9. The self-circulation encrypted granular sludge water purifying device according to claim 8, further comprising an ascending conduit (7), wherein a circulation dome (10) is arranged at one end of the ascending conduit (7) corresponding to the second accelerating pipe (5), and the circulation dome (10) is covered on the periphery of the second accelerating pipe (5).
10. The self-circulating encrypted granular sludge water purification apparatus as claimed in claim 9, wherein the bottom end of the sleeve is connected to the outer sidewall of the second acceleration pipe, and the fluid flowing out through the floc gap (41) ascends along the sleeve.
11. The self-circulation encrypted granular sludge water purifying device as claimed in claim 10, wherein the sludge hood (4) comprises in height direction:
the first inclined section (42) corresponds to the suspended sludge filtering and settling area (19), a cured sludge collecting area (28) is formed between the first inclined section (42) and the shell (35), and a plurality of three-phase separation plates (16) are arranged on the first inclined section (42);
a transition section (44) corresponding to the semi-matured sludge collection zone (17);
a second inclined section (43) arranged outside the sleeve and connected to the transition section (44), the water exiting through the flock notch (41) entering the area between the second inclined section (43) and the sleeve.
12. The self-circulating encrypted granular sludge water purification device according to claim 11, further comprising:
a mixing zone (100) disposed between the water intake portion (1) and the first accelerating tube (3) and communicated with the water intake portion (1), the mixing zone comprising:
the mud water collecting tank (101) is connected with the first accelerating pipe (3) and is provided with a water outlet;
a first baffle (102) arranged downstream of the outlet of the slurry collection tank, a first flow channel being formed between the first baffle and the slurry collection tank;
the drainage plate (103) is arranged on the outer wall of the muddy water collecting tank, a second flow channel is formed between the drainage plate and the first baffle, the first flow channel is communicated with the second flow channel, and fluid flowing out from an outlet of the second flow channel is suitable for entering the first accelerating tube (3).
13. The self-circulating encrypted granular sludge water purification device according to claim 12, further comprising: the inlet end of the sludge inner return pipe (30) enters the cured sludge collecting area (28), and the other end of the sludge inner return pipe is communicated with the sludge collecting tank.
14. The self-circulation encrypted granular sludge water purifying device as claimed in claim 13, wherein the outlet of the flow guide plate is communicated with a delivery pipe (104), and the other end of the delivery pipe extends towards the sludge inner return pipe.
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| CN114105271B (en) | 2024-05-07 |
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