CN114436498B - Sludge conditioning device and treatment process thereof - Google Patents
Sludge conditioning device and treatment process thereof Download PDFInfo
- Publication number
- CN114436498B CN114436498B CN202210115269.9A CN202210115269A CN114436498B CN 114436498 B CN114436498 B CN 114436498B CN 202210115269 A CN202210115269 A CN 202210115269A CN 114436498 B CN114436498 B CN 114436498B
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- Prior art keywords
- conditioner
- conveying pipe
- sludge
- liquid
- pipe
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- 239000010802 sludge Substances 0.000 title claims abstract description 51
- 230000003750 conditioning effect Effects 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000008569 process Effects 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 239000007787 solid Substances 0.000 claims abstract description 31
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000001143 conditioned effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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 invention discloses a sludge conditioning device which comprises a tank body, wherein a sludge inlet pipeline, a liquid conditioning agent inlet pipe and a solid conditioning agent inlet pipe are arranged at the top of the tank body, a sludge outlet pipeline is arranged at the bottom of the tank body, a driving motor is arranged at the bottom of the tank body, the driving motor is connected with a rotating shaft, a stirring mechanism is arranged on the side surface of the rotating shaft, an air inlet pipe and an air outlet pipe are also arranged at the top of the tank body, a liquid conditioning agent conveying pipe, a solid conditioning agent conveying pipe and an air inlet conveying pipe are arranged in the rotating shaft, the liquid conditioning agent inlet pipe is communicated with the liquid conditioning agent conveying pipe, the solid conditioning agent inlet pipe is communicated with the solid conditioning agent conveying pipe, and the air inlet pipe is communicated with the air inlet conveying pipe; the stirring mechanism comprises a chamber main body, a screen plate is arranged on the liquid facing surface of the chamber main body, strip-shaped through holes are formed in the edge of the back liquid surface of the chamber main body, air nozzles are arranged on the inner side surface of the screen plate, and a conditioning agent premixing tank is arranged in the chamber main body. The invention can improve the defects of the prior art and improve the efficiency of the sludge conditioning process.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a sludge conditioning device and a treatment process thereof.
Background
For the recycling treatment of the aqueous sludge, it is first necessary to dewater the sludge. In order to improve the sludge feeding efficiency and the dewatering rate of the sludge dewatering treatment, a special conditioner is required to be used for conditioning the sludge. The existing sludge conditioning device generally realizes the full mixing and action of the conditioner and the sludge through long-time stirring, and has long treatment time and low efficiency.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sludge conditioning device and a treatment process thereof, which can solve the defects of the prior art and improve the efficiency of a sludge conditioning process.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
The sludge conditioning device comprises a tank body, wherein a sludge inlet pipeline, a liquid conditioner inlet pipe and a solid conditioner inlet pipe are arranged at the top of the tank body, a sludge outlet pipeline is arranged at the bottom of the tank body, a driving motor is arranged at the bottom of the tank body, the driving motor is connected with a rotating shaft, a stirring mechanism is arranged on the side surface of the rotating shaft, an air inlet pipe and an air outlet pipe are also arranged at the top of the tank body, a liquid conditioner conveying pipe, a solid conditioner conveying pipe and an air inlet conveying pipe are arranged in the rotating shaft, the liquid conditioner inlet pipe is communicated with the liquid conditioner conveying pipe, the solid conditioner inlet pipe is communicated with the solid conditioner conveying pipe, and the air inlet pipe is communicated with the air inlet conveying pipe; the stirring mechanism comprises a chamber main body, wherein a screen plate is arranged on the liquid facing surface of the chamber main body, strip-shaped through holes are formed in the edge of the back liquid surface of the chamber main body, an air nozzle communicated with an air inlet conveying pipe is arranged at the top of the inner side surface of the screen plate, a conditioning agent premixing tank is arranged in the chamber main body, and a liquid conditioning agent conveying pipe and a solid conditioning agent conveying pipe are communicated with the conditioning agent premixing tank.
Preferably, the chamber body comprises a first cavity part positioned in the middle, second cavity parts are symmetrically arranged on two sides of the first cavity part, the width of the first cavity part is larger than that of the second cavity part, the width of the second cavity part gradually decreases from one end close to the first cavity part to the other end, the strip-shaped through hole is formed in the edge of the second cavity part, and the conditioning agent premixing tank is arranged in the first cavity part.
Preferably, two rows of air nozzles are arranged at the top of the inner side surface of the mesh plate in the first cavity part, the included angle between the axes of the air nozzles and the mesh plate is 45 degrees, one row of air nozzles are arranged at the top of the inner side surface of the mesh plate in the second cavity part, and the included angle between the axes of the air nozzles and the mesh plate is 20 degrees
Preferably, the liquid conditioner conveying pipe is communicated with the bottom of the conditioner premixing tank, the solid conditioner conveying pipe is communicated with the top of the conditioner premixing tank, and the side wall of the conditioner premixing tank is provided with a discharge hole.
Preferably, an impeller is arranged at the outlet of the liquid conditioner conveying pipe, a conical jacket is arranged on the outer side of the impeller, and a slit is formed in the side wall of the conical jacket.
The treatment process of the sludge conditioning device comprises the following steps of:
the sludge to be treated enters the tank body from the sludge inlet pipeline, air with preset flow and liquid conditioner and solid conditioner with preset mass are injected into the tank body, the liquid conditioner and the solid conditioner are injected in a synchronous mode, meanwhile, the driving motor is started, the stirring mechanism is driven to stir and condition the sludge in the tank body, and the conditioned sludge is discharged through the sludge outlet pipeline.
The beneficial effects brought by adopting the technical scheme are as follows: the sludge conditioning device provided by the invention can effectively improve the mixing effect efficiency of the conditioner and the sludge, so that the sludge is quickly formed into a porous sponge form. The stirring treatment time can be shortened by more than 30% compared with the conventional stirring tank.
Drawings
Fig. 1 is a block diagram of one embodiment of the present invention.
Fig. 2 is a top view of a stirring mechanism according to an embodiment of the present invention.
FIG. 3 is a block diagram of a conditioning premix run in accordance with one embodiment of the invention.
In the figure: 1. a tank body; 2. a mud inlet pipeline; 3. a liquid conditioner feed tube; 4. a solid conditioner feed tube; 5. a mud outlet pipeline; 6. a driving motor; 7. a rotation shaft; 8. a stirring mechanism; 9. an air inlet pipe; 10. an exhaust pipe; 11. a liquid conditioner delivery tube; 12. a solid conditioner delivery tube; 13. an air intake duct; 14. a chamber body; 15. a screen plate; 16. a bar-shaped through hole; 17. an air nozzle; 18. a conditioner premix tank; 19. a first cavity portion; 20. a discharge hole; 21. an impeller; 22. a conical outer jacket; 23. reinforcing ribs; 24. a second cavity portion.
Detailed Description
Referring to fig. 1-3, a specific embodiment of the invention comprises a tank body 1, wherein a mud inlet pipeline 2, a liquid conditioner inlet pipe 3 and a solid conditioner inlet pipe 4 are arranged at the top of the tank body 1, a mud outlet pipeline 5 is arranged at the bottom of the tank body 1, a driving motor 6 is arranged at the bottom of the tank body 1, the driving motor 6 is connected with a rotating shaft 7, a stirring mechanism 8 is arranged on the side surface of the rotating shaft 7, an air inlet pipe 9 and an air outlet pipe 10 are also arranged at the top of the tank body 1, a liquid conditioner conveying pipe 11, a solid conditioner conveying pipe 12 and an air inlet conveying pipe 13 are arranged in the rotating shaft 7, the liquid conditioner inlet pipe 3 is communicated with the liquid conditioner conveying pipe 11, the solid conditioner inlet pipe 4 is communicated with the solid conditioner conveying pipe 12, and the air inlet pipe 9 is communicated with the air inlet conveying pipe 13; the stirring mechanism 8 comprises a chamber main body 14, a screen 15 is arranged on the liquid facing surface of the chamber main body 14, a strip-shaped through hole 16 is arranged on the edge of the back liquid surface of the chamber main body 14, an air nozzle 17 communicated with an air inlet conveying pipe 13 is arranged at the top of the inner side surface of the screen 15, a conditioning agent premixing tank 18 is arranged in the chamber main body 14, and a liquid conditioning agent conveying pipe 11 and a solid conditioning agent conveying pipe 12 are communicated with the conditioning agent premixing tank 18. The chamber main body 14 comprises a first cavity part 19 positioned in the middle, second cavity parts 24 are symmetrically arranged on two sides of the first cavity part 19, the width of the first cavity part 19 is larger than that of the second cavity part 24, the width of the second cavity part 24 gradually decreases from one end close to the first cavity part 19 to the other end, the strip-shaped through hole 16 is arranged at the edge of the second cavity part 24, and the conditioning agent premixing tank 18 is arranged in the first cavity part 19. In order to secure the mounting stability of the chamber body 14, a reinforcing rib 23 is additionally provided between the chamber body 14 and the rotation shaft 7. According to the invention, the stirring mechanism 8 is designed into a cavity shape, the full mixing of the sludge, the air and the conditioner is realized by utilizing the flow of the sludge in the cavity, and the air is injected into the cavity main body 14, so that the sludge in the cavity main body 14 can quickly contain a large amount of bubbles, and a high-efficiency mixing area is formed in a local space in the cavity main body 14 by utilizing the overflow and the rupture of the bubbles. The shape of the chamber body 14 causes the sludge to form a turbulent flow zone through reverse countercurrent during the flow of the sludge therein, thereby improving the mixing efficiency of the sludge and the conditioner. Two rows of air nozzles 17 are arranged on the top of the inner side surface of the screen 15 in the first cavity part 19, the included angle between the axes of the air nozzles 17 and the screen 15 is 45 degrees, and one row of air nozzles 17 are arranged on the top of the inner side surface of the screen 15 in the second cavity part 24, and the included angle between the axes of the air nozzles 17 and the screen 15 is 20 degrees. By further optimizing the mounting manner and angle of the air nozzles 17, the air absorbing capacity of the sludge can be improved, thereby further improving the air content in the sludge. The liquid conditioner conveying pipe 11 is communicated with the bottom of the conditioner premixing tank 18, the solid conditioner conveying pipe 12 is communicated with the top of the conditioner premixing tank 18, and the side wall of the conditioner premixing tank 18 is provided with a discharging hole 20. An impeller 21 is arranged at the outlet of the liquid conditioner conveying pipe 11, a conical jacket 22 is arranged on the outer side of the impeller 21, and a slit is arranged on the side wall of the conical jacket 22. The structure of the conditioner premix tank 18 can fully premix the liquid conditioner and the solid conditioner in the conditioner premix tank 18, so that the subsequent mixing and conditioning effects of the conditioner and the sludge are facilitated.
The treatment process of the sludge conditioning device comprises the following steps of:
the sludge to be treated enters the tank body 1 from the sludge inlet pipeline 2, air with preset flow and liquid conditioner and solid conditioner with preset mass are injected into the tank body, the liquid conditioner and the solid conditioner are injected in a synchronous mode, meanwhile, the driving motor 6 is started, the stirring mechanism 8 is driven to stir and condition the sludge in the tank body 1, and the conditioned sludge is discharged through the sludge outlet pipeline 5.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a sludge conditioning device, includes a jar body (1), and mud pipeline (2), liquid conditioner inlet pipe (3) and solid conditioner inlet pipe (4) are advanced in jar body (1) top installation, and mud pipeline (5), its characterized in that are installed to jar body (1) bottom: the device is characterized in that a driving motor (6) is arranged at the bottom of the tank body (1), the driving motor (6) is connected with a rotating shaft (7), a stirring mechanism (8) is arranged on the side face of the rotating shaft (7), an air inlet pipe (9) and an air outlet pipe (10) are further arranged at the top of the tank body (1), a liquid conditioner conveying pipe (11), a solid conditioner conveying pipe (12) and an air inlet conveying pipe (13) are arranged in the rotating shaft (7), the liquid conditioner feeding pipe (3) is communicated with the liquid conditioner conveying pipe (11), the solid conditioner feeding pipe (4) is communicated with the solid conditioner conveying pipe (12), and the air inlet pipe (9) is communicated with the air inlet conveying pipe (13); the stirring mechanism (8) comprises a chamber main body (14), wherein a screen plate (15) is arranged on the liquid facing surface of the chamber main body (14), a strip-shaped through hole (16) is arranged at the edge of the back liquid surface of the chamber main body (14), an air nozzle (17) communicated with an air inlet conveying pipe (13) is arranged at the top of the inner side surface of the screen plate (15), a conditioning agent premixing tank (18) is arranged in the chamber main body (14), and a liquid conditioning agent conveying pipe (11) and a solid conditioning agent conveying pipe (12) are communicated with the conditioning agent premixing tank (18); the cavity main body (14) comprises a first cavity part (19) positioned in the middle, second cavity parts (24) are symmetrically arranged on two sides of the first cavity part (19), the width of the first cavity part (19) is larger than that of the second cavity part (24), the width of the second cavity part (24) gradually decreases from one end close to the first cavity part (19) to the other end, a strip-shaped through hole (16) is formed in the edge of the second cavity part (24), and the conditioner premixing tank (18) is arranged in the first cavity part (19); two rows of air nozzles (17) are arranged at the top of the inner side surface of the screen plate (15) in the first cavity part (19), the included angle between the axes of the air nozzles (17) and the screen plate (15) is 45 degrees, one row of air nozzles (17) are arranged at the top of the inner side surface of the screen plate (15) in the second cavity part (24), and the included angle between the axes of the air nozzles (17) and the screen plate (15) is 20 degrees; the liquid conditioner conveying pipe (11) is communicated with the bottom of the conditioner premixing tank (18), the solid conditioner conveying pipe (12) is communicated with the top of the conditioner premixing tank (18), and a discharging hole (20) is formed in the side wall of the conditioner premixing tank (18).
2. The sludge conditioning apparatus of claim 1 wherein: an impeller (21) is arranged at the outlet of the liquid conditioner conveying pipe (11), a conical jacket (22) is arranged on the outer side of the impeller (21), and a slit is formed in the side wall of the conical jacket (22).
3. A treatment process of the sludge conditioning apparatus of claim 1 or 2 characterized by comprising the steps of:
the sludge to be treated enters the tank body (1) from the sludge inlet pipeline (2), air with preset flow and liquid conditioner and solid conditioner with preset quality are injected into the tank body, the liquid conditioner and the solid conditioner are synchronously injected, meanwhile, the driving motor (6) is started, the stirring mechanism (8) is used for stirring and conditioning the sludge in the tank body (1), and the conditioned sludge is discharged through the sludge outlet pipeline (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115269.9A CN114436498B (en) | 2022-02-07 | 2022-02-07 | Sludge conditioning device and treatment process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115269.9A CN114436498B (en) | 2022-02-07 | 2022-02-07 | Sludge conditioning device and treatment process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114436498A CN114436498A (en) | 2022-05-06 |
| CN114436498B true CN114436498B (en) | 2024-03-26 |
Family
ID=81371666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210115269.9A Active CN114436498B (en) | 2022-02-07 | 2022-02-07 | Sludge conditioning device and treatment process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114436498B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102452775A (en) * | 2010-11-01 | 2012-05-16 | 宇星科技发展(深圳)有限公司 | Novel sludge conditioning device and conditioning method |
| CN102531327A (en) * | 2011-12-30 | 2012-07-04 | 宇星科技发展(深圳)有限公司 | Automatic compound conditioning device and conditioning method for sludge dewatering |
| CN208632367U (en) * | 2018-07-03 | 2019-03-22 | 河北姝龙科技有限公司 | A kind of agitating device of sludge conditioner |
| CN210340671U (en) * | 2019-07-26 | 2020-04-17 | 毕可臻 | Sludge wall breaking and deep dewatering system |
-
2022
- 2022-02-07 CN CN202210115269.9A patent/CN114436498B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102452775A (en) * | 2010-11-01 | 2012-05-16 | 宇星科技发展(深圳)有限公司 | Novel sludge conditioning device and conditioning method |
| CN102531327A (en) * | 2011-12-30 | 2012-07-04 | 宇星科技发展(深圳)有限公司 | Automatic compound conditioning device and conditioning method for sludge dewatering |
| CN208632367U (en) * | 2018-07-03 | 2019-03-22 | 河北姝龙科技有限公司 | A kind of agitating device of sludge conditioner |
| CN210340671U (en) * | 2019-07-26 | 2020-04-17 | 毕可臻 | Sludge wall breaking and deep dewatering system |
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| Publication number | Publication date |
|---|---|
| CN114436498A (en) | 2022-05-06 |
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