CN114133053A - Aerobic sludge strengthening and screening device - Google Patents
Aerobic sludge strengthening and screening device Download PDFInfo
- Publication number
- CN114133053A CN114133053A CN202111661980.6A CN202111661980A CN114133053A CN 114133053 A CN114133053 A CN 114133053A CN 202111661980 A CN202111661980 A CN 202111661980A CN 114133053 A CN114133053 A CN 114133053A
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- water
- sedimentation
- sludge
- sedimentation tank
- bottom plate
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Sewage (AREA)
Abstract
The invention discloses an aerobic sludge reinforced screening device which comprises a water inlet channel, wherein the water inlet channel is connected with a sedimentation tank, the water inlet channel is connected with a channel filter and a first water pump, the water outlet end of the first water pump is connected with a water distribution pipe, the water distribution pipe extends into the sedimentation tank, a plurality of sedimentation inclined plates which are horizontally and uniformly distributed are arranged in the sedimentation tank, a second water pump is arranged at the center below the sedimentation inclined plates in the sedimentation tank, the second water pump is connected with a distributed feed pipe, the distributed feed pipe consists of a main pipe and a plurality of branch pipes, the branch pipes are provided with electromagnetic valves, and outlets of the branch pipes are connected with cyclone separators; the ditch filter comprises a bottom plate matched with the width of the water inlet ditch and a blocking plate arranged on the bottom plate, and square filter screens are arranged at two ends of the bottom plate; the cyclone separator is provided with a cylindrical part and a conical part, a water inlet is arranged beside the cylindrical part, an overflow port is arranged at the upper part of the cylindrical part, a sludge outlet is arranged below the conical part, the overflow port is connected with the same drainage point, and the drainage point is connected with a drainage pump.
Description
Technical Field
The invention belongs to the technical field of screening devices, and particularly relates to an aerobic sludge strengthened screening device.
Background
Compared with common activated sludge, the aerobic sludge has the characteristics of difficult sludge bulking, strong impact resistance, capability of bearing high organic load, integration of microorganisms with different properties (aerobic, facultative and anaerobic microorganisms) and the like, and has a plurality of applications in the aspect of treating high-concentration organic wastewater, high-salinity wastewater and industrial wastewater.
After the aerobic sludge is treated, the aerobic sludge generally needs to be precipitated in a precipitation tank, and aerobic sludge particles are collected through precipitation speed selection, so that the aerobic sludge particles can flow back to the sewage reaction tank again for secondary utilization.
The existing aerobic sludge strengthening screening device can not effectively screen aerobic sludge particles in a sedimentation tank, and the screening efficiency is lower.
Disclosure of Invention
In view of the problems raised by the above background art, the present invention is directed to: aims to provide an aerobic sludge strengthened screening device.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
an aerobic sludge reinforced screening device comprises an inlet channel, wherein the inlet channel is connected with a sedimentation tank, a channel filter and a first water pump are connected in the inlet channel, the water outlet end of the first water pump is connected with a water distribution pipe, the water distribution pipe extends into the sedimentation tank, a plurality of sedimentation inclined plates which are horizontally and uniformly distributed are installed in the sedimentation tank, a second water pump is installed at the center below the sedimentation inclined plates in the sedimentation tank, the second water pump is connected with a distributed feed pipe, the distributed feed pipe consists of a main pipe and a plurality of branch pipes, the branch pipes are provided with electromagnetic valves, and outlets of the branch pipes are connected with cyclone separators;
the ditch filter comprises a bottom plate matched with the width of the water inlet ditch and a plurality of separation plates with different lengths, wherein the separation plates are arranged on the bottom plate in sequence from low to high, and square filter screens are arranged at two ends of the bottom plate;
the cyclone separator is provided with a cylindrical part and a conical part, a water inlet is arranged beside the cylindrical part, an overflow port is arranged at the upper part of the cylindrical part, a sludge outlet is arranged below the conical part, the overflow port is connected with the same drainage point, and the drainage point is connected with a drainage pump.
Further inject, the top of sedimentation tank is equipped with the clear water delivery port, the below of sedimentation tank is equipped with the mud export, the mud export is located cyclone's below, such structural design discharges the clear water that is located the sedimentation tank top through the clear water delivery port, discharges the good oxygen granule mud that accumulates in the sedimentation tank below through the mud export.
Further limiting, one end of the water distribution pipe is connected with the water outlet end of the first water pump, the other end of the water distribution pipe is provided with a plurality of water outlets, the number of the water outlets is equal to that of the sedimentation inclined plates, and through the structural design, sewage can be directly discharged above the sedimentation inclined plates through the outlets of the water distribution pipe corresponding to the sedimentation inclined plates, so that the sedimentation efficiency of aerobic granular sludge is improved.
Further inject, the inclined sedimentation plate is provided with a plurality of diversion trenches, the inclined sedimentation plate is installed in an upward mode according to the diversion trenches, and due to the structural design, the falling direction of aerobic granular sludge is standardized through the diversion trenches, so that the aerobic granular sludge after sedimentation is prevented from scattering.
Further define, the inclined sedimentation plate is located the working range of the second water pump, and the structure design enables the aerobic granular sludge rapidly precipitated through the inclined sedimentation plate to be rapidly absorbed by the second water pump.
Further inject, the ditch filter is equipped with four stands in the four corners of bottom plate, the stand is equipped with the spout that matches with square filter screen shape, square filter screen passes through spout slidable mounting, and such structural design is convenient for square filter screen slidable mounting through the spout.
Further inject, the side of stand is equipped with the carrier block, the carrier block highly equals the degree of depth of income ditch to the bottom plate, with one side connect through the carrying handle between the carrier block, the gum cover is installed to the intermediate position of carrying handle, such structural design places in the both sides of income ditch through the carrier block to prop up whole ditch filter, be convenient for the staff through the carrying handle and mention the ditch filter, be convenient for the staff through the gum cover and carry and hold.
Further inject, the bottom plate is equipped with the water hole between the baffler, install the circle filter screen in the water hole, such structural design leaks the rivers of storing in the ditch filter through the water hole, avoids flocculent mud together to discharge through the water hole through the circle filter screen.
Further inject, the top of square filter screen is equipped with perpendicular handle, and such structural design is convenient for the staff through holding perpendicular handle and installing or dismantle square filter screen.
The invention has the beneficial effects that:
1. the invention can effectively screen flocculent sludge and fine particles in the sewage, so that aerobic granular sludge is accumulated at the bottom of the sedimentation tank 2 to wait for the subsequent discharge operation;
2. because the inclined sedimentation plate and the cyclone separator are combined, the sedimentation screening effect is greatly improved, and the efficiency is also improved.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic structural diagram of an embodiment of an aerobic sludge enhanced screening device according to the present invention;
FIG. 2 is a schematic structural diagram of a canal filter in an embodiment of an aerobic sludge enhanced screening apparatus according to the present invention;
FIG. 3 is a schematic structural diagram of a sedimentation inclined plate in an embodiment of the aerobic sludge enhanced screening apparatus of the present invention;
FIG. 4 is a schematic structural diagram of a cyclone separator in an embodiment of an aerobic sludge enhanced screening apparatus according to the present invention;
the main element symbols are as follows:
an inlet channel 1;
a sedimentation tank 2, a clear water outlet 201 and a sludge outlet 202;
the water channel filter 3, the upright column 31, the chute 312, the bearing block 32, the carrying handle 33, the rubber sleeve 34, the blocking plate 35, the square filter screen 36, the vertical handle 37 and the water through hole 38;
a first water pump 4 and a water distribution pipe 5;
a sedimentation sloping plate 6 and a diversion trench 61;
a second water pump 7;
a distributed feeding pipe 8 and an electromagnetic valve 81;
cyclone separator 9, water inlet 91, overflow port 92, cylinder 93, cone 94, mud outlet 95.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1-4, the aerobic sludge enhanced screening device of the present invention comprises an inlet channel 1, the inlet channel 1 is connected with a sedimentation tank 2, the inlet channel 1 is connected with a channel filter 3 and a first water pump 4, the water outlet end of the first water pump 4 is connected with a water distribution pipe 5, the water distribution pipe 5 extends into the sedimentation tank 2, a plurality of sedimentation sloping plates 6 which are horizontally and uniformly distributed are installed in the sedimentation tank 2, a second water pump 7 is installed at the center of the lower part of the sedimentation sloping plate 6 in the sedimentation tank 2, the second water pump 7 is connected with a distributed feed pipe 8, the distributed feed pipe 8 is composed of a main pipe and a plurality of branch pipes, the branch pipes are installed with electromagnetic valves 81, and the outlets of the branch pipes are connected with cyclone separators 9;
the ditch filter 3 comprises a bottom plate matched with the width of the water inlet ditch 1 and a plurality of separation plates 35 with different lengths, wherein the separation plates 35 are arranged on the bottom plate in sequence from low to high, and square filter screens 36 are arranged at two ends of the bottom plate;
the cyclone separator 9 is provided with a cylindrical part 93 and a conical part 94, a water inlet 91 is arranged beside the cylindrical part 93, an overflow port 92 is arranged at the upper part of the cylindrical part 93, a sludge outlet 95 is arranged below the conical part 94, the overflow port 92 is connected with the same drainage point, and the drainage point is connected with a drainage pump.
In the implementation of the scheme, sewage which is treated in the previous process enters through the water inlet channel 1, when the sewage enters the water channel filter 3, formed flocculent sludge is stopped by a plurality of baffle plates 35 which are arranged on the bottom plate and have different lengths, and the baffle plates 35 with different heights form a multi-time filtering effect, in the practical use, the square filter screen 36 which is arranged in the front cannot be installed, only the square filter screen 36 which is arranged in the back is installed, aerobic granular sludge can continuously advance through the square filter screen 36, and as flocculent sludge is continuously accumulated, a worker installs the square filter screen 36 which is arranged in the front, lifts the water channel filter 3, and prevents the sludge from sliding from the place where the square filter screen 36 is not installed;
after the flocculent sludge is blocked by the square filter screen 36, the aerobic granular sludge mixed water flow is sucked by the first water pump 4, discharged from the water distribution pipe 5 and falls right above the sedimentation inclined plate 6, the aerobic granular sludge has better sedimentation performance, rapidly slides and sediments after the sedimentation inclined plate 6 increases the sedimentation surface area, the second water pump 7 gathers the aerobic granular sludge under each sedimentation inclined plate 6 and is discharged to the cyclone separators 9 through the main pipe and the branch pipes, the electromagnetic valves 81 on the branch pipes are used for controlling the on-off of the pipelines, the aerobic granular sludge is respectively sent to the water inlets 91 of the cyclone separators 9, the water flow enters the cylinder part 93 along the tangential direction through the water inlets 91 and does spiral motion downwards, the aerobic granular sludge is thrown to the cylinder wall under the action of inertial centrifugal force and falls to the sludge outlet 95 of the cone part 94 along with the downward cyclone flow, and clear liquid or liquid containing micro cyclone particles becomes an inner layer which rises, the clear flow discharged from the overflow port 92 at the top is pumped out by the power provided by the drainage pump through the same drainage point G, so that the clear flow is prevented from reducing the concentration of the middle lower part of the sedimentation tank 2, the concentration of aerobic granular sludge at the second water pump 7 is reduced, and the subsequent separation effect is deteriorated;
in the screening process, the invention can effectively screen flocculent sludge and fine particles in the sewage, so that aerobic granular sludge is accumulated at the bottom of the sedimentation tank 2 to wait for the subsequent discharge operation; due to the combination of the inclined sedimentation plate 6 and the cyclone separator 9, the sedimentation and screening effects are greatly improved, and the efficiency is also improved.
Preferably, a clear water outlet 201 is arranged above the sedimentation tank 2, a sludge outlet 202 is arranged below the sedimentation tank 2, and the sludge outlet 202 is positioned below the cyclone separator 9, so that the structure design discharges clear water above the sedimentation tank 2 through the clear water outlet 201, and discharges aerobic granular sludge accumulated below the sedimentation tank 2 through the sludge outlet 202. In fact, other configurations of the effluent sludge discharge of the sedimentation tank 2 may be specifically considered according to the specific circumstances.
Preferably, one end of the water distribution pipe 5 is connected with the water outlet end of the first water pump 4, the other end of the water distribution pipe 5 is provided with a plurality of water outlets, the number of the water outlets is equal to that of the sedimentation sloping plates 6, and through the structural design, sewage can be directly discharged above the sedimentation sloping plates 6 through the outlets of the water distribution pipe 5 corresponding to the sedimentation sloping plates 6, so that the sedimentation efficiency of aerobic granular sludge is increased. In fact, other configurations of the water distributor 5 may be specifically considered according to the specific situation.
Preferably, the sedimentation sloping plate 6 is provided with a plurality of guiding gutters 61, and the sedimentation sloping plate 6 is installed according to the ascending mode of guiding gutters 61, and such structural design standardizes the falling direction of the aerobic granular sludge through the guiding gutters 61, and avoids the aerobic granular sludge after sedimentation to scatter. In fact, other configurations of the inclined settling plate 6 may be specifically considered according to the specific situation.
Preferably, the inclined sedimentation plate 6 is located in the working range of the second water pump 7, and the structure is designed to enable the aerobic granular sludge rapidly precipitated by the inclined sedimentation plate 6 to be rapidly absorbed by the second water pump 7. In fact, other installation positions of the inclined settling plate 6 can be considered according to specific situations.
Preferably, the ditch filter 3 is provided with four upright posts 31 at four corners of the bottom plate, the upright posts 31 are provided with sliding chutes 312 matched with the square filter screens 36 in shape, and the square filter screens 36 are slidably mounted through the sliding chutes 312, so that the sliding mounting of the square filter screens 36 is facilitated through the sliding chutes 312. In fact, other configurations of the square screen 36 in cooperation with the upright 31 are also specifically contemplated, as the case may be.
Preferably, the side of stand 31 is equipped with carrier block 32, and the height that carrier block 32 extremely the bottom plate equals the degree of depth of income canal 1, connects through carrying handle 33 between the carrier block 32 of same side, and the gum cover 34 is installed to the intermediate position of carrying handle 33, and such structural design places in the both sides of income canal 1 through carrier block 32 to support whole canal filter 3, is convenient for the staff to mention canal filter 3 through carrying handle 33, is convenient for the staff to carry through gum cover 34 and holds. In fact, other configurations of the channel filter 3 to match the intake channel 1, and other configurations to facilitate handling of the channel filter 3, may be specifically contemplated as appropriate.
Preferably, the bottom plate is equipped with water hole 38 between separation board 35, installs the circle filter screen in water hole 38, and such structural design is through water hole 38 and is leaked the rivers that store in ditch filter 3, avoids flocculent mud together to discharge through water hole 38 through the circle filter screen. In fact, other configurations of the floor outlet may be specifically contemplated, as the case may be.
Preferably, a vertical handle 37 is arranged above the square filter screen 36, and the structure design is convenient for workers to install or dismantle the square filter screen 36 by holding the vertical handle 37. In fact, other configurations that facilitate the installation or removal of the square screen 36 are also contemplated as appropriate.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The utility model provides an aerobic sludge strengthens sieving mechanism which characterized in that: the water distribution device comprises a water inlet channel (1), wherein the water inlet channel (1) is connected with a sedimentation tank (2), a channel filter (3) and a first water pump (4) are connected into the water inlet channel (1), the water outlet end of the first water pump (4) is connected with a water distribution pipe (5), the water distribution pipe (5) extends into the sedimentation tank (2), a plurality of sedimentation inclined plates (6) which are horizontally and uniformly distributed are installed in the sedimentation tank (2), a second water pump (7) is installed at the center below the sedimentation inclined plates (6) in the sedimentation tank (2), the second water pump (7) is connected with a distributed feed pipe (8), the distributed feed pipe (8) consists of a main pipe and a plurality of branch pipes, the branch pipes are provided with electromagnetic valves (81), and outlets of the branch pipes are connected with cyclone separators (9);
the ditch filter (3) comprises a bottom plate matched with the width of the water inlet ditch (1) and a plurality of baffle plates (35) with different lengths, wherein the baffle plates (35) are arranged on the bottom plate in sequence from low to high, and square filter screens (36) are arranged at two ends of the bottom plate;
the cyclone separator (9) is provided with a cylindrical part (93) and a conical part (94), a water inlet (91) is arranged on the side of the cylindrical part (93), an overflow port (92) is arranged on the upper part of the cylindrical part (93), a sludge outlet (95) is arranged below the conical part (94), the overflow port (92) is connected with the same drainage point, and the drainage point is connected with a drainage pump.
2. The aerobic sludge strengthened screening device of claim 1, which is characterized in that: the device is characterized in that a clear water outlet (201) is arranged above the sedimentation tank (2), a sludge outlet (202) is arranged below the sedimentation tank (2), and the sludge outlet (202) is positioned below the cyclone separator (9).
3. The aerobic sludge strengthened screening device of claim 2, which is characterized in that: one end of the water distribution pipe (5) is connected with the water outlet end of the first water pump (4), the other end of the water distribution pipe (5) is provided with a plurality of water outlets, and the number of the water outlets is equal to that of the inclined sedimentation plates (6).
4. The aerobic sludge strengthened screening device of claim 3, wherein: the inclined sedimentation plate (6) is provided with a plurality of guide grooves (61), and the inclined sedimentation plate (6) is installed in a mode that the guide grooves (61) are upward.
5. The aerobic sludge strengthened screening device of claim 4, wherein: the inclined sedimentation plate (6) is positioned in the working range of the second water pump (7).
6. The aerobic sludge strengthened screening device of claim 5, wherein: ditch filter (3) are equipped with four stands (31) in the four corners of bottom plate, stand (31) are equipped with spout (312) that matches with square filter screen (36) shape, square filter screen (36) pass through spout (312) slidable mounting.
7. The aerobic sludge strengthened screening device of claim 6, which is characterized in that: the side of stand (31) is equipped with carrier block (32), carrier block (32) highly equals the degree of depth of income ditch (1) to the bottom plate, with one side connect through carrying handle (33) between carrier block (32), gum cover (34) are installed to the intermediate position of carrying handle (33).
8. The aerobic sludge strengthened screening device of claim 7, wherein: the bottom plate is equipped with water hole (38) between baffler (35), install the circle filter screen in water hole (38).
9. The aerobic sludge strengthened screening device of claim 8, wherein: and a vertical handle (37) is arranged above the square filter screen (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111661980.6A CN114133053A (en) | 2021-12-30 | 2021-12-30 | Aerobic sludge strengthening and screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111661980.6A CN114133053A (en) | 2021-12-30 | 2021-12-30 | Aerobic sludge strengthening and screening device |
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| Publication Number | Publication Date |
|---|---|
| CN114133053A true CN114133053A (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111661980.6A Pending CN114133053A (en) | 2021-12-30 | 2021-12-30 | Aerobic sludge strengthening and screening device |
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| CN (1) | CN114133053A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700170A (en) * | 2022-06-06 | 2022-07-05 | 北京博汇特环保科技股份有限公司 | Aerobic granular sludge screening system and method |
-
2021
- 2021-12-30 CN CN202111661980.6A patent/CN114133053A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700170A (en) * | 2022-06-06 | 2022-07-05 | 北京博汇特环保科技股份有限公司 | Aerobic granular sludge screening system and method |
| CN114700170B (en) * | 2022-06-06 | 2022-09-06 | 北京博汇特环保科技股份有限公司 | Aerobic granular sludge screening system and method |
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