CN218910135U - Sludge dewatering treatment device - Google Patents
Sludge dewatering treatment device Download PDFInfo
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- CN218910135U CN218910135U CN202320211425.1U CN202320211425U CN218910135U CN 218910135 U CN218910135 U CN 218910135U CN 202320211425 U CN202320211425 U CN 202320211425U CN 218910135 U CN218910135 U CN 218910135U
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- pressing equipment
- filter pressing
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Abstract
A sludge dewatering treatment device comprises a collecting tank, a clean water tank, a concentration tank, a dosing tank and filter pressing equipment; the collecting tank is connected with the concentration tank through a first pipeline, the concentration tank is connected with the filter-pressing equipment through a second pipeline, a top overflow port of the concentration tank is connected with the clean water tank through a third pipeline, the dosing tank is connected with a top input port of the concentration tank through a fourth pipeline, the dosing tank is connected with the second pipeline through a fifth pipeline, the dosing tank is connected with an input end of the filter-pressing equipment through a sixth pipeline, the clean water tank is connected with the dosing tank through a seventh pipeline, the clean water tank is used for flushing a filter-pressing net belt of the filter-pressing equipment through an eighth pipeline, and filtered water of the filter-pressing equipment is returned to the collecting tank through a channel. The thick slurry at the bottom of the concentration tank automatically flows and is conveyed to filter pressing equipment through the second pipeline, the conveying process is mixed with the fifth pipeline medicament to flocculate again into clusters, and the mixture is mixed with the sixth pipeline xanthate to adjust quality, so that the filter pressing effect is higher, and the sludge shrinkage is higher.
Description
Technical Field
The utility model relates to sludge treatment equipment, in particular to a sludge dewatering treatment device.
Background
Sludge is a solid precipitate produced in water and sewage treatment processes, and sludge Cheng Jiuhui is used in the face of sludge treatment, which is a process of concentrating, conditioning, dehydrating, stabilizing, drying or incinerating sludge, etc. to reduce, stabilize and make harmless. Sludge treatment is a process of performing reduction, stabilization and harmless treatment on sludge. The higher the degree of wastewater treatment, the more sludge residue is produced and needs to be treated. Unless sewage is treated with land treatment or a sewage pond, a general sewage treatment plant must be provided with a sludge treatment facility. The sludge treatment facility comprises a sludge press filtration device, such as a press filter, as a mature dehydration device, is widely applied to the field of environmental protection, and becomes an important device for sewage and sludge treatment, and the mechanical dehydration of the sludge mainly removes capillary water among sludge particles, and the water content of the sludge after the ordinary mechanical dehydration is usually 65-80 percent and is in a mud cake shape. Currently, there is room for optimization of the process steps in the process of sludge pressure dewatering.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a sludge dewatering treatment device which improves the filter pressing effect.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a sludge dewatering treatment device comprises a collecting tank, a clean water tank, a concentration tank, a dosing tank and filter pressing equipment; the collecting tank is connected with the top input port of the concentration tank through a first pipeline, the bottom output port of the concentration tank is connected with the input end of the filter pressing equipment through a second pipeline, the top overflow port of the concentration tank is connected with the clean water tank through a third pipeline, the dosing tank is connected with the top input port of the concentration tank through a fourth pipeline, the dosing tank is connected with the second pipeline through a fifth pipeline, the dosing tank is connected with the input end of the filter pressing equipment through a sixth pipeline, the clean water tank is connected with the dosing tank through a seventh pipeline, the clean water tank is used for flushing the filter pressing mesh belt of the filter pressing equipment through an eighth pipeline, and filtered water of the filter pressing equipment returns to the collecting tank through a channel. The principle of the utility model is as follows: the muddy water is stored and precipitated in the collecting tank to form slurry, and the slurry is pumped to the concentration tank through the first pipeline; the flocculating settling medicine in the medicine adding pond is pumped to a concentration tank through a fifth pipeline, and the slurry and the medicine are mixed in the concentration tank and settled; the clear water in the concentration tank overflows to a clear water tank through a third pipeline; the thick slurry at the bottom of the concentration tank automatically flows and is conveyed to filter pressing equipment through a second pipeline, and the conveying process is mixed with a fifth pipeline medicament to flocculate again into clusters, and is mixed with a sixth pipeline xanthate to adjust quality; the mud enters filter pressing equipment for mud-water separation, water obtained by filter pressing flows back to a collecting tank for drug effect recycling, and mud cakes output by filter pressing are discharged to a storage yard; the clean water in the clean water tank can be used for adding medicines through the first pipeline, and the filter-pressing mesh belt of the filter-pressing equipment can also be flushed through the eighth pipeline.
As an improvement, the top of the concentration tank is provided with a mixing runner, the mixing runner is obliquely arranged, the output end of the mixing runner is connected with the input port of the concentration tank, and the first pipeline and the fourth pipeline are in butt joint with the mixing runner.
As an improvement, the mixing flow channel is curved in an arc shape.
As an improvement, the first pipeline is connected with the first water pump, the fourth pipeline is connected with the fourth water pump, the fifth pipeline is connected with the fifth water pump, the sixth pipeline is connected with the sixth water pump, the seventh pipeline is connected with the seventh water pump, and the eighth pipeline is connected with the eighth water pump.
As an improvement, the bottom of the filter pressing device is provided with a filter tank, and the bottom of the filter tank is conical.
As an improvement, a mixer is arranged on the second pipeline, a spiral sheet is arranged in the mixer, and the fifth pipeline is connected to the mixer.
Compared with the prior art, the utility model has the beneficial effects that:
the thick slurry at the bottom of the concentration tank automatically flows and is conveyed to filter pressing equipment through the second pipeline, the conveying process is mixed with a fifth pipeline medicament to flocculate again into clusters, and the mixture is mixed with a sixth pipeline xanthate to adjust quality, so that the filter pressing effect is higher, and the sludge shrinkage is higher; the clear water of the concentration tank overflows to a clear water tank through a third pipeline, the clear water of the clear water tank can be used for adding medicines into a medicine adding tank, the filter pressing mesh belt of filter pressing equipment is cleaned, the filter pressing water of the filter pressing equipment flows back to a collecting tank for medicine effect recycling, and the whole water is utilized more efficiently; the mud and the medicament are mixed through the mixing flow passage, so that the mud flocculation effect is improved
Drawings
FIG. 1 is a piping diagram of the present utility model.
Fig. 2 is a top view of the thickening tank.
Description of the embodiments
The utility model is further described below with reference to the drawings.
As shown in fig. 1, the sludge dewatering treatment device comprises a collecting tank 1, a clean water tank 2, a concentration tank 3, a dosing tank 4 and a filter pressing device 6. The collecting tank 1 is connected with the top input port of the concentration tank 3 through a first pipeline 8, the first pipeline 8 is connected with a first water pump, and the first water pump is a submerged slurry pump and can pump slurry in the collecting tank 1 into the concentration tank 3. The bottom output port of the concentration tank 3 is connected with the input end of the filter pressing equipment 6 through a second pipeline 9, and the thick slurry in the concentration tank 3 is settled and conveyed to the filter pressing equipment 6 in a self-flowing mode; the second pipeline 9 is provided with a mixer 5, a spiral sheet is arranged in the mixer 5, and the mixer 5 is used for mixing mud and a medicament to further accelerate mud flocculation. The top of the concentration tank 3 is provided with an overflow port, the overflow port is connected with the clean water tank 2 through a third pipeline 10, the slurry of the concentration tank 3 is sunk, and clean water can automatically overflow to the clean water tank 2 through the overflow port for collection, so that the liquid level balance in the concentration tank 3 is ensured. The dosing tank 4 is connected with the top input port of the concentration tank 3 through a fourth pipeline 11, the fourth pipeline 11 is connected with a fourth water pump, and the fourth pipeline 11 is used for adding flocculating and precipitating agent in the dosing tank 4 into the concentration tank 3 to be mixed with slurry. As shown in fig. 2, a mixing runner 17 is arranged at the top of the concentration tank 3, the mixing runner 17 is obliquely arranged, the output end of the mixing runner 17 is connected with the input port of the concentration tank 3, and the first pipeline 8 and the fourth pipeline 11 are in butt joint with the mixing runner 17; the mixing flow passage 17 is curved in an arc shape, and the mixing flow passage 17 is prolonged, so that the medicament and the slurry can be fully mixed. The dosing tank 4 is connected with the mixer 5 on the second pipeline 9 through a fifth pipeline 12, the fifth pipeline 12 is connected with a fifth water pump, and the concentrated slurry flows out of the concentration tank 3 and is flocculated with the medicament again through the mixer. The dosing tank 4 is connected with the input end of the filter pressing equipment 6 through a sixth pipeline 13, the sixth pipeline 13 is connected with a sixth water pump, and the sixth pipeline 13 is used for adding xanthate tempering. The clean water tank 2 is connected with the dosing tank 4 through a seventh pipeline 14, the seventh pipeline 14 is connected with a seventh water pump, and clean water in the clean water tank 2 can be used for dosing medicines. The clean water tank 2 washes the filter pressing mesh belt of the filter pressing equipment 6 through an eighth pipeline 15, the eighth pipeline 15 is connected with an eighth water pump, and clean water in the clean water tank 2 can be used for cleaning the filter pressing equipment 6. The bottom of filter-pressing equipment 6 is equipped with filter tank 7, and the bottom of filter tank 7 is the toper, the muddy water that filter-pressing equipment 6 strained water and washing press filter screen area returns to collecting vat 1 through channel 16.
The principle of the utility model is as follows: the muddy water is stored and precipitated in the collecting tank 1 to form slurry, and the slurry is pumped to the concentration tank 3 through the first pipeline 8; the flocculating settling medicine in the medicine adding tank 4 is pumped to the concentration tank 3 through a fifth pipeline 12, and the slurry and the medicine are mixed in the concentration tank 3 and settled; clear water in the concentration tank 3 overflows to the clear water tank 2 through a third pipeline 10; the thick slurry at the bottom of the concentration tank 3 automatically flows and is conveyed to the filter pressing equipment 6 through the second pipeline 9, and the conveying process is mixed with the medicament of the fifth pipeline 12 for flocculation again, and mixed with the xanthate of the sixth pipeline 13 for tempering; the mud enters filter pressing equipment 6 for mud-water separation, the water obtained by filter pressing flows back to the collecting tank 1 for drug effect recycling, and mud cakes output by filter pressing are discharged to a storage yard; the clean water in the clean water tank 2 can be used for adding medicines through the first pipeline 8, and can also be used for flushing the filter pressing mesh belt of the filter pressing equipment 6 through the eighth pipeline 15.
Claims (6)
1. A sludge dewatering treatment device is characterized in that: comprises a collecting tank, a clean water tank, a concentrating tank, a dosing tank and filter pressing equipment; the collecting tank is connected with the top input port of the concentration tank through a first pipeline, the bottom output port of the concentration tank is connected with the input end of the filter pressing equipment through a second pipeline, the top overflow port of the concentration tank is connected with the clean water tank through a third pipeline, the dosing tank is connected with the top input port of the concentration tank through a fourth pipeline, the dosing tank is connected with the second pipeline through a fifth pipeline, the dosing tank is connected with the input end of the filter pressing equipment through a sixth pipeline, the clean water tank is connected with the dosing tank through a seventh pipeline, the clean water tank is used for flushing the filter pressing mesh belt of the filter pressing equipment through an eighth pipeline, and filtered water of the filter pressing equipment returns to the collecting tank through a channel.
2. The sludge dewatering treatment apparatus according to claim 1, wherein: the top of the concentration tank is provided with a mixing runner, the mixing runner is obliquely arranged, the output end of the mixing runner is connected with the input port of the concentration tank, and the first pipeline and the fourth pipeline are in butt joint with the mixing runner.
3. The sludge dewatering treatment apparatus according to claim 2, wherein: the mixing flow passage is curved in an arc shape.
4. The sludge dewatering treatment apparatus according to claim 1, wherein: the first pipeline is connected with the first water pump, the fourth pipeline is connected with the fourth water pump, the fifth pipeline is connected with the fifth water pump, the sixth pipeline is connected with the sixth water pump, the seventh pipeline is connected with the seventh water pump, and the eighth pipeline is connected with the eighth water pump.
5. The sludge dewatering treatment apparatus according to claim 1, wherein: the bottom of the filter pressing equipment is provided with a filter pond, and the bottom of the filter pond is conical.
6. The sludge dewatering treatment apparatus according to claim 1, wherein: the second pipeline is provided with a mixer, a spiral sheet is arranged in the mixer, and the fifth pipeline is connected to the mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211425.1U CN218910135U (en) | 2023-02-14 | 2023-02-14 | Sludge dewatering treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211425.1U CN218910135U (en) | 2023-02-14 | 2023-02-14 | Sludge dewatering treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218910135U true CN218910135U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320211425.1U Active CN218910135U (en) | 2023-02-14 | 2023-02-14 | Sludge dewatering treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218910135U (en) |
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2023
- 2023-02-14 CN CN202320211425.1U patent/CN218910135U/en active Active
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