CN113582503A - Sediment precipitation and concentration device, sediment treatment system and method - Google Patents
Sediment precipitation and concentration device, sediment treatment system and method Download PDFInfo
- Publication number
- CN113582503A CN113582503A CN202110859858.3A CN202110859858A CN113582503A CN 113582503 A CN113582503 A CN 113582503A CN 202110859858 A CN202110859858 A CN 202110859858A CN 113582503 A CN113582503 A CN 113582503A
- Authority
- CN
- China
- Prior art keywords
- inlet
- sludge
- sediment
- tank
- transfer tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000013049 sediment Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000001556 precipitation Methods 0.000 title claims description 8
- 239000010802 sludge Substances 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000012024 dehydrating agents Substances 0.000 claims abstract description 42
- 239000008394 flocculating agent Substances 0.000 claims abstract description 40
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 238000004062 sedimentation Methods 0.000 claims description 7
- 230000008719 thickening Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 230000008021 deposition Effects 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000008676 import Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000000151 deposition Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000031018 biological processes and functions Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General 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)
- Treatment Of Sludge (AREA)
Abstract
The utility model relates to a sediment deposition and concentration device, a sediment treatment system and a method, which comprises a transfer tank, a flocculating agent dosing tank, a concentration device and a dehydrating agent dosing tank; the bottom sludge inlet of the transfer tank is used for being connected with a sludge pump pipeline of the cutter suction dredger, and the cutter suction dredger pumps the water-containing bottom sludge in the river channel into the transfer tank through the bottom sludge inlet by the sludge pump; be provided with the flocculating agent entry on the transfer pond, the flocculating agent in the flocculating agent dosing tank enters into to the transfer pond and mixes in the transfer pond through the flocculating agent entry and with the hydrous bottom mud in the pond, make the bottom mud in the hydrous bottom mud subside in the transfer pond, the bottom mud is carried to the concentrator in through the import of concentrator, be provided with the dewatering agent entry on the concentrator, dewatering agent in the dewatering agent dosing tank enters into to the concentrator through the dewatering agent entry, with the bottom mud to the concentrator in dewater, and then make the water content of the bottom mud in the concentrator reduce by a wide margin, with the energy waste problem of avoiding transporting the higher bottom mud of water content and causing, thereby reduce energy consumption.
Description
Technical Field
The disclosure relates to the technical field of water conservancy ecology, in particular to a sediment precipitation and concentration device, a sediment treatment system and a sediment treatment method.
Background
The bottom mud is usually a mixture of clay, silt, organic matters and various minerals, and is formed by depositing on the bottom of a water body through long-term physical, chemical and biological actions and water body transmission.
Along with the discharge of a large amount of domestic sewage and industrial sewage, the pollution of rivers and lakes is more serious, the pollution of the sediments serving as a bearing body of the pollution of the rivers and lakes is increased day by day, and the clearing of the sediments naturally becomes a very important link for the treatment of the rivers and lakes.
At present, the sediment is cleaned mainly by a cutter suction dredger to operate, the sediment is sucked, the water content of the sucked sediment is about 95 percent generally, and the sediment with large water content is conveyed to cause the waste of a large amount of energy.
Disclosure of Invention
In order to solve the above technical problem or at least partially solve the above technical problem, the present disclosure provides a bottom sediment sedimentation concentration device, a bottom sediment treatment system and a method.
In a first aspect, the present disclosure provides a sediment precipitation and concentration device, comprising a transfer tank, a flocculant dosing tank, a concentration device and a dehydrating agent dosing tank;
the transfer tank is provided with a bottom mud inlet and a bottom mud outlet arranged at the bottom of the transfer tank, the bottom mud inlet is used for being connected with a sludge pump pipeline of the cutter suction ship, and the cutter suction ship pumps the water-containing bottom mud in the river channel into the transfer tank through the bottom mud inlet by the sludge pump;
a flocculating agent is stored in the flocculating agent dosing box; the flocculant dosing tank is positioned above the transfer tank, a flocculant inlet is formed in the transfer tank, and is communicated with the flocculant dosing tank, so that the flocculant enters the transfer tank through the flocculant inlet and is mixed with the aqueous bottom mud in the transfer tank, and the bottom mud in the aqueous bottom mud is settled at the bottom of the transfer tank;
the thickening apparatus having an inlet communicating with the sludge outlet such that the sludge is conveyed into the thickening apparatus through the inlet;
a dehydrating agent is stored in the dehydrating agent dosing box; the dehydrating agent dosing box is positioned above the concentration equipment, a dehydrating agent inlet is formed in the concentration equipment, and the dehydrating agent inlet is communicated with the dehydrating agent dosing box, so that the dehydrating agent enters the concentration equipment through the dehydrating agent inlet, and the sediment in the concentration equipment is dehydrated.
According to an embodiment of the disclosure, the flocculant inlet is arranged close to the sediment inlet.
According to an embodiment of the present disclosure, the flocculating agent inlet is opened on the top surface of the transfer pond, the axis of the sediment inlet with the axis mutually perpendicular of the flocculating agent inlet.
According to an embodiment of the present disclosure, the dehumidifying agent inlet is disposed adjacent to the inlet.
According to an embodiment of the present disclosure, the dehydrating agent inlet is opened at the top surface of the concentration apparatus, and a central axis of the inlet is perpendicular to a central axis of the dehydrating agent inlet.
According to an embodiment of the disclosure, the inlet is lower than the bottom sludge outlet in a vertical direction.
According to an embodiment of the present disclosure, the bottom mud sedimentation and concentration device further comprises a support platform, wherein the support platform is arranged at the bottom of the transfer tank, so that the inlet is lower than the bottom mud outlet.
According to an embodiment of the present disclosure, an inner bottom surface of the transfer tank is inclined downward toward the concentration device.
In a second aspect, the present disclosure provides a bottom mud treatment system comprising a cutter suction vessel having a sludge pump and the above-mentioned bottom mud sedimentation concentration device.
In a third aspect, the present disclosure provides a method for sediment concentration using a sediment concentration apparatus, the method comprising:
conveying the water-containing bottom mud into a transfer pool through a bottom mud inlet of the transfer pool;
throwing a flocculating agent into the transfer tank so that the flocculating agent is mixed with the aqueous bottom mud in the transfer tank, and the bottom mud in the aqueous bottom mud is settled at the bottom of the transfer tank;
conveying the bottom sludge settled in the transfer tank to the concentration equipment;
and adding a dehydrating agent into the concentration equipment to dehydrate the bottom mud in the concentration equipment.
Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:
the utility model provides a sediment deposition and concentration device, a sediment treatment system and a sediment treatment method, wherein the sediment deposition and concentration device comprises a transfer tank, a flocculating agent dosing tank, a concentration device and a dehydrating agent dosing tank; the bottom sludge inlet of the transfer tank is used for being connected with a sludge pump pipeline of the cutter suction dredger, and the cutter suction dredger pumps the water-containing bottom sludge in the river channel into the transfer tank through the bottom sludge inlet by the sludge pump; be provided with the flocculating agent entry on the transfer pond, the flocculating agent in the flocculating agent dosing tank enters into to the transfer pond and mixes in the pond and with the hydrous bottom mud of transfer pond through the flocculating agent entry, make the bottom mud in the hydrous bottom mud subside in the transfer pond, the bottom mud is carried to the concentrator in through the import of concentrator, be provided with the dewatering agent entry on the concentrator, dewatering agent in the dewatering agent dosing tank enters into to the concentrator through the dewatering agent entry, with the bottom mud to the concentrator in dewater, and then make the water content of the bottom mud in the concentrator reduce by a wide margin, with the extravagant problem of transportation energy that avoids transporting the higher bottom mud of water content and cause, thereby reduce transportation energy consumption.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a sediment deposition and concentration device according to an embodiment of the disclosure;
fig. 2 is a schematic flow chart of a method for sediment precipitation and concentration according to an embodiment of the disclosure.
Wherein, 1, a transit pool; 11. a bottom sludge inlet; 12. a flocculant inlet; 13. a bottom sludge outlet; 2. a flocculant dosing tank; 3. a concentration device; 31. an inlet; 32. a dehydrating agent inlet; 4. a dehydrating agent dosing tank; 5. a support platform; 6. a pipeline.
Detailed Description
In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.
As shown in fig. 1, the present disclosure provides a sediment deposition concentration apparatus, which includes a transfer tank 1, a flocculant dosing tank 2, a concentration device 3, and a dehydrating agent dosing tank 4; the bottom sludge inlet 11 of the transfer tank 1 is used for being connected with a sludge pump pipeline of the cutter suction dredger, and the cutter suction dredger pumps the water-containing bottom sludge in the river channel into the transfer tank 1 through the bottom sludge inlet 11 by a sludge pump; be provided with flocculating agent entry 12 on the transfer pond 1, flocculating agent in the flocculating agent tank of throwing 2 gets into in the transfer pond 1 and mixes with the hydrous bottom mud in the transfer pond 1 through flocculating agent entry 12, make the bottom mud in the hydrous bottom mud subside in the bottom of transfer pond 1, the bottom mud is carried to the concentrator 3 in through the import 31 of concentrator 3, be provided with dewatering agent entry 32 on the concentrator 3, dewatering agent in the dewatering agent tank of throwing 4 gets into to the concentrator 3 in through dewatering agent entry 32, with the bottom mud to the concentrator 3 in dewater, and then make the water content of bottom mud in the concentrator 3 reduce by a wide margin, with the extravagant problem of the energy that the higher bottom mud of water content of avoiding transporting, thereby reduce energy consumption.
The flocculating agent, the dehydrating agent and the like referred to herein are those commonly used in the related art, and are not specifically exemplified herein. The concentrating device 3 may be a filter press or other dewatering device.
Specifically, as shown in fig. 1, the transfer tank 1 has a sediment inlet 11 and a sediment outlet 13 arranged at the bottom of the transfer tank 1, the sediment inlet 11 is connected with a sludge pump pipeline of the cutter suction ship, the cutter suction ship pumps the water-containing sediment in the river channel to the transfer tank 1 through the sediment inlet 11, the sediment in the transfer tank 1 is pumped by the sludge pump at the moment contains a large amount of moisture, and the sediment outlet 13 is used for conveying the sediment settled at the bottom of the transfer tank 1 to the concentration device 3.
Meanwhile, a flocculating agent dosing box 2 is arranged above the transfer pool 1, a medicine outlet is formed in the bottom of the flocculating agent dosing box 2 and can be communicated with the bottom sediment inlet 11 or communicated with a flocculating agent inlet 12 of the transfer pool 1. When the sludge pump pumps the water-containing bottom mud into the transfer tank 1, the flocculant dosing tank 2 doses the flocculant into the transfer tank 1, so that the water-containing bottom mud is mixed with the flocculant while the sludge pump pumps the water-containing bottom mud into the transfer tank 1, or the flocculant dosing tank 2 firstly doses the flocculant into the transfer tank 1, and then the sludge pump pumps the water-containing bottom mud into the transfer tank 1 to be mixed with the flocculant; or after the sludge pump pumps the water-containing bottom sludge into the transfer tank 1, the flocculant dosing tank 2 puts the flocculant into the transfer tank 1 through the flocculant outlet to mix with the water-containing bottom sludge, so that the bottom sludge in the water-containing bottom sludge is settled at the bottom of the transfer tank 1.
In the concrete operation, the water content of the bottom mud sucked by the cutter suction dredger is about 95 percent, the bottom mud is in a slurry shape, when the bottom mud is pumped into a transfer tank 1 of a bottom mud sedimentation concentration device on a river bank through a sludge pump, the water-containing bottom mud has high power potential energy, and the added flocculating agent and the pumped water-containing bottom mud are fully mixed by utilizing the power potential energy of the water-containing bottom mud. Under the action of the flocculating agent, the substrate sludge in the aqueous substrate sludge can be rapidly settled and pushed to the bottom of the transfer tank 1 by the water flow.
In addition, can also set up agitating unit in transfer pond 1, further make contain water bottom mud and flocculating agent intensive mixing, agitating unit for example including agitator motor, (mixing) shaft and stirring vane, the (mixing) shaft is connected with agitator motor's output shaft transmission, and stirring vane sets up on the (mixing) shaft to drive stirring vane through the (mixing) shaft when making agitator motor rotate and carry out intensive mixing with water bottom mud and flocculating agent in the transfer pond.
The concentration equipment 3 is provided with an inlet 31, the inlet 31 is communicated with the bottom sediment outlet 13, so that the bottom sediment precipitated at the bottom of the transfer tank 1 is conveyed into the concentration equipment 3 through the inlet 31, meanwhile, a dehydrating agent dosing tank 4 is arranged above the concentration equipment 3, a medicine outlet is arranged at the bottom of the dehydrating agent dosing tank 4 and is communicated with a dehydrating agent inlet 32 of the concentration equipment 3, and the transfer tank 1 is mixed with the dehydrating agent put into the concentration equipment 3 by the dehydrating agent dosing tank 4 while conveying the bottom sediment into the concentration equipment 3; or the dehydrating agent dosing tank 4 firstly doses the dehydrating agent into the concentration equipment 3, and then the sediment in the transfer tank 1 is conveyed into the concentration equipment 3 and mixed with the dehydrating agent; or after the sediment in the transfer tank 1 is conveyed into the concentration equipment 3, the dehydrating agent dosing tank 4 puts the dehydrating agent into the concentration equipment 3 through the medicine outlet to be mixed with the sediment so as to dehydrate the sediment in the concentration equipment 3.
As shown in fig. 1, the flocculating agent inlet 12 is close to the setting of sediment inlet 11, and is exemplary, and the flocculating agent inlet 12 is seted up on the top surface of transfer pond 1, and the axis of sediment inlet 11 and the axis mutually perpendicular of flocculating agent inlet 12, sediment inlet 11 can set up the lateral wall in transfer pond 1 promptly, and flocculating agent inlet 12 sets up the top in transfer pond 1.
As shown in fig. 1, the dehumidifying agent inlet 32 is disposed adjacent to the inlet 31. Illustratively, the dehumidifying agent inlet 32 is opened at the top surface of the concentrating device 3, and the central axis of the inlet 31 and the central axis of the dehumidifying agent inlet 32 are perpendicular to each other, i.e., the inlet 31 is provided at the side wall of the concentrating device 3 and the dehumidifying agent inlet 32 is provided at the top of the concentrating device.
In this embodiment, the inlet 31 is lower than the sludge outlet 13 in the vertical direction (the z direction shown in fig. 1), so that the sludge in the transfer tank 1 can be conveyed to the concentration device 3 by gravity and enter the concentration device 3 through the inlet 31 of the concentration device 3.
As shown in fig. 1, the sediment deposition and concentration device further includes a supporting platform 5, the supporting platform 5 is disposed at the bottom of the transfer tank 1, so that the inlet 31 is lower than the sediment outlet 13, and the bottom of the transfer tank 1 can be conveyed to the concentration device 3 under the action of gravity and enter the concentration device 3 through the inlet 31 of the concentration device 3.
Because the transfer tank 1 is arranged on the supporting platform 5, the transfer tank has certain potential energy, and the inner bottom surface of the transfer tank 1 has a certain inclination angle, the settled bottom mud can be easily transferred to the concentration equipment 3 through the bottom mud outlet 13, the dehydrating agent dosing tank 4 is arranged above the concentration equipment 3, and the water content of the concentrated bottom mud can be further reduced by dosing the sludge dehydrating agent. The water content of the bottom mud is reduced from 95% to 50%, the volume of the bottom mud is changed into 1/10, the weight of the bottom mud is 2/10, and the transportation cost is saved by at least 80%.
As shown in fig. 1, the inner bottom surface of the transfer pool 1 is inclined downward toward the concentration device 3, so that the bottom sludge in the transfer pool 1 can slide toward the bottom sludge outlet 13 under the action of gravity, and then slide into the concentration device 3, and the inclination angle of the inner bottom surface of the specific transfer pool 1 is set according to actual needs.
Alternatively, the bottom sludge outlet 13 of the relay tank 1 may be in direct communication with the inlet 31 of the concentration device 3, or may be in communication through the conduit 6 as shown in fig. 1.
The present disclosure also provides a bottom sludge treatment system comprising a cutter suction vessel with a sludge pump and a bottom sludge settling and concentrating device.
The specific structure and the implementation principle of the sediment deposition concentration device in this embodiment are the same as those of the sediment deposition concentration device provided in the above embodiment, and the same or similar technical effects can be brought.
Wherein, the sludge pump of the cutter suction dredger of the sediment treatment system is communicated with the transfer tank of the sediment sedimentation concentration device through a pipeline, so that the water-containing sediment in the river water is pumped by the sludge pump to the sediment sedimentation concentration device for dehydration, and the energy consumption for transporting the sediment is reduced.
In addition, the occupied area of the sediment precipitation and concentration device is small, and land resources can be saved.
As shown in fig. 2, the present disclosure provides a method for sediment concentration using a sediment concentration apparatus, which is performed by all or a part of the sediment concentration apparatus provided in the above embodiment, and the method for sediment concentration using the sediment concentration apparatus includes:
s101: conveying the water-containing bottom mud into a transfer pool through a bottom mud inlet of the transfer pool;
s102: throwing a flocculating agent into the transfer tank to mix the flocculating agent with the water-containing bottom mud in the transfer tank so as to settle the bottom mud in the water-containing bottom mud at the bottom of the transfer tank;
s103: conveying the bottom sludge settled in the transfer tank to a concentration device;
s104: and (4) adding a dehydrating agent into the concentration equipment to dehydrate the bottom sludge in the concentration equipment.
The specific process is as follows: firstly pass through sludge pump with aqueous bottom mud and pump to the transfer pond in, then to throwing in the flocculating agent in the transfer pond to make the bottom mud in the aqueous bottom mud can subside in the bottom in transfer pond, then carry the bottom mud to concentrator in, put in the dehydrating agent in order to realize the dehydration in the concentrator, the water content in the bottom mud that finally obtains is lower, in order to avoid transporting the extravagant problem of the energy that the higher bottom mud of water content caused, thereby reduce energy consumption.
The specific implementation principle is the same as that of the above embodiment, and details are not repeated here, and reference may be made to the description of the above embodiment specifically.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A sediment precipitation and concentration device is characterized by comprising a transfer tank (1), a flocculating agent dosing tank (2), a concentration device (3) and a dehydrating agent dosing tank (4);
the transfer tank (1) is provided with a bottom sludge inlet (11) and a bottom sludge outlet (13) arranged at the bottom of the transfer tank (1), the bottom sludge inlet (11) is used for being connected with a sludge pump pipeline of a cutter suction ship, and the cutter suction ship pumps the water-containing bottom sludge in a river channel into the transfer tank (1) through the bottom sludge inlet (11) through the sludge pump;
a flocculating agent is stored in the flocculating agent dosing tank (2); the flocculant dosing tank (2) is positioned above the transfer tank (1), a flocculant inlet (12) is arranged on the transfer tank (1), and the flocculant inlet (12) is communicated with the flocculant dosing tank (2) so that the flocculant enters the transfer tank (1) through the flocculant inlet (12) and is mixed with the water-containing bottom mud in the transfer tank (1) to enable the bottom mud in the water-containing bottom mud to settle at the bottom of the transfer tank (1);
the thickening apparatus (3) having an inlet (31), the inlet (31) communicating with the sludge outlet (13) for conveying the sludge through the inlet (31) into the thickening apparatus (3);
a dehydrating agent is stored in the dehydrating agent dosing box (4); the dehydrating agent dosing box (4) is located above the concentrating equipment (3), a dehydrating agent inlet (32) is formed in the concentrating equipment (3), and the dehydrating agent inlet (32) is communicated with the dehydrating agent dosing box (3) so that the dehydrating agent enters the concentrating equipment (3) through the dehydrating agent inlet (32) to dehydrate the bottom mud in the concentrating equipment (3).
2. A bottom sludge settling concentrating apparatus according to claim 1 wherein the flocculant inlet (12) is arranged close to the bottom sludge inlet (11).
3. The sediment concentration device according to claim 1, wherein the flocculant inlet (12) is opened on the top surface of the transfer tank (1), and the central axis of the sediment inlet (11) is perpendicular to the central axis of the flocculant inlet (12).
4. A bottom sludge sedimentation thickening apparatus according to claim 1, wherein the dewatering agent inlet (32) is arranged adjacent to the inlet (31).
5. A sediment precipitation concentration arrangement according to claim 1, wherein the dewatering agent inlet (32) is open at the top side of the concentration device (3) and the central axis of the inlet (31) and the central axis of the dewatering agent inlet (32) are perpendicular to each other.
6. The bottom sludge settling concentrator as claimed in claim 1, wherein the inlet (31) is lower than the bottom sludge outlet (13) in a vertical direction.
7. The sediment concentration apparatus according to claim 6, further comprising a support platform (5), wherein the support platform (5) is arranged at the bottom of the transfer tank (1) such that the inlet (31) is lower than the sediment outlet (13).
8. The bottom sludge settling concentrator as claimed in any one of claims 1 to 7, wherein the inner bottom surface of the transfer tank (1) is inclined downwardly towards the concentrating device (3).
9. A substrate sludge treatment system comprising a cutter suction vessel having a sludge pump and the substrate sludge settling concentrator device of any one of claims 1 to 8.
10. A method for sludge sediment concentration using a sludge sediment concentration apparatus according to any one of claims 1 to 8, the method comprising:
conveying the water-containing bottom mud into a transfer pool through a bottom mud inlet of the transfer pool;
throwing a flocculating agent into the transfer tank so that the flocculating agent is mixed with the aqueous bottom mud in the transfer tank, and the bottom mud in the aqueous bottom mud is settled at the bottom of the transfer tank;
conveying the bottom sludge settled in the transfer tank to the concentration equipment;
and adding a dehydrating agent into the concentration equipment to dehydrate the bottom mud in the concentration equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110859858.3A CN113582503A (en) | 2021-07-28 | 2021-07-28 | Sediment precipitation and concentration device, sediment treatment system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110859858.3A CN113582503A (en) | 2021-07-28 | 2021-07-28 | Sediment precipitation and concentration device, sediment treatment system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113582503A true CN113582503A (en) | 2021-11-02 |
Family
ID=78251439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110859858.3A Pending CN113582503A (en) | 2021-07-28 | 2021-07-28 | Sediment precipitation and concentration device, sediment treatment system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113582503A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988664A (en) * | 2022-05-27 | 2022-09-02 | 长三角(义乌)生态环境研究中心 | Photovoltaic waste acid liquid for preparing sludge conditioning agent and application thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009090271A (en) * | 2008-05-13 | 2009-04-30 | Kobelco Eco-Solutions Co Ltd | Sludge treatment method and system therefor |
| CN102249448A (en) * | 2011-05-06 | 2011-11-23 | 北京科技大学 | System suitable for comprehensively treating bottom sediments in city inland river |
| CN102267797A (en) * | 2011-07-25 | 2011-12-07 | 中国船舶重工集团公司第七○二研究所 | Integral process for ecologically desilting and curing sludge |
| CN205127146U (en) * | 2015-09-30 | 2016-04-06 | 王婧 | Novel ultraviolet ray therapeutic instrument |
| CN209412064U (en) * | 2018-11-27 | 2019-09-20 | 北京中环嘉诚环境工程有限公司 | The stabilisation repair system of contaminated sediments |
| CN110590092A (en) * | 2019-10-18 | 2019-12-20 | 上海同臣环保有限公司 | River and lake sludge dewatering and solidifying integrated treatment process |
| CN210340671U (en) * | 2019-07-26 | 2020-04-17 | 毕可臻 | Sludge wall breaking and deep dewatering system |
| JP2020062589A (en) * | 2018-10-16 | 2020-04-23 | 水ｉｎｇ株式会社 | Sludge dewatering method |
| CN111233291A (en) * | 2020-01-16 | 2020-06-05 | 浙江省围海建设集团股份有限公司 | Sediment treatment method and system in dredging, dehydrating and drying engineering |
| CN111453961A (en) * | 2020-05-29 | 2020-07-28 | 石家庄航全矿产品有限公司 | Integrated process for continuously dredging sediment in situ |
-
2021
- 2021-07-28 CN CN202110859858.3A patent/CN113582503A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009090271A (en) * | 2008-05-13 | 2009-04-30 | Kobelco Eco-Solutions Co Ltd | Sludge treatment method and system therefor |
| CN102249448A (en) * | 2011-05-06 | 2011-11-23 | 北京科技大学 | System suitable for comprehensively treating bottom sediments in city inland river |
| CN102267797A (en) * | 2011-07-25 | 2011-12-07 | 中国船舶重工集团公司第七○二研究所 | Integral process for ecologically desilting and curing sludge |
| CN205127146U (en) * | 2015-09-30 | 2016-04-06 | 王婧 | Novel ultraviolet ray therapeutic instrument |
| JP2020062589A (en) * | 2018-10-16 | 2020-04-23 | 水ｉｎｇ株式会社 | Sludge dewatering method |
| CN209412064U (en) * | 2018-11-27 | 2019-09-20 | 北京中环嘉诚环境工程有限公司 | The stabilisation repair system of contaminated sediments |
| CN210340671U (en) * | 2019-07-26 | 2020-04-17 | 毕可臻 | Sludge wall breaking and deep dewatering system |
| CN110590092A (en) * | 2019-10-18 | 2019-12-20 | 上海同臣环保有限公司 | River and lake sludge dewatering and solidifying integrated treatment process |
| CN111233291A (en) * | 2020-01-16 | 2020-06-05 | 浙江省围海建设集团股份有限公司 | Sediment treatment method and system in dredging, dehydrating and drying engineering |
| CN111453961A (en) * | 2020-05-29 | 2020-07-28 | 石家庄航全矿产品有限公司 | Integrated process for continuously dredging sediment in situ |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988664A (en) * | 2022-05-27 | 2022-09-02 | 长三角(义乌)生态环境研究中心 | Photovoltaic waste acid liquid for preparing sludge conditioning agent and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102126822B (en) | Active sludge floatation thickening device and method for membrane biological reaction tank process | |
| CN207645995U (en) | One kind plus magnetic flocculation clarify sewage-treatment plant | |
| CN106186639B (en) | Gush native regenerative system more than polluted bed mud processing in river lake | |
| CN110342698B (en) | Sewage treatment vehicle | |
| CN113582503A (en) | Sediment precipitation and concentration device, sediment treatment system and method | |
| CN110386689A (en) | Pretreatment system for bed mud residual water treatment equipment | |
| KR200385782Y1 (en) | high concentration sludge collector and mixing apparatus | |
| CN105540803A (en) | Full-automatic sewage treatment device | |
| CN220132055U (en) | Treatment system for special industrial wastewater | |
| CN211284000U (en) | Stirring and precipitating part structure of movable garbage leachate treatment equipment | |
| CN211056951U (en) | Sludge concentration device | |
| CN104743743A (en) | Upward flowing type deposition-hydrolyzing and two-stage AO biochemical treatment system and application thereof | |
| CN103204585B (en) | Sewage disposal process by activated sludge process | |
| CN210419541U (en) | Pretreatment system for bottom mud residual water treatment equipment | |
| CN204569652U (en) | The hydrolysis of upflowing precipitation and two-stage AO biochemical treatment system | |
| CN105948406A (en) | Urban sewage treatment system | |
| CN207121472U (en) | A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic | |
| CN111252994A (en) | Domestic fungus wastewater treatment method | |
| CN212610023U (en) | Small-size portable modularization sewage treatment platform | |
| CN212269837U (en) | River silt innoxious system of dealing with on spot | |
| CN211283999U (en) | Portable rubbish leakage liquid treatment facility | |
| WO2016158673A1 (en) | Water treatment apparatus and water treatment method | |
| CN206395845U (en) | A kind of aquaculture wastewater processing unit | |
| CN111252998A (en) | Edible fungus wastewater treatment method | |
| CN205907168U (en) | Sludge treatment system of water treatment plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211102 |
|
| RJ01 | Rejection of invention patent application after publication |