CN112919769A - Multi-connected sludge dewatering system - Google Patents
Multi-connected sludge dewatering system Download PDFInfo
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- CN112919769A CN112919769A CN202110136237.2A CN202110136237A CN112919769A CN 112919769 A CN112919769 A CN 112919769A CN 202110136237 A CN202110136237 A CN 202110136237A CN 112919769 A CN112919769 A CN 112919769A
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- dehydration
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- ring body
- sludge
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
A multi-connected sludge dewatering system for dewatering sludge, comprising: a support table; the plurality of dehydration units are arranged at intervals and are respectively arranged on the support table, each dehydration unit comprises a grouting device, a dehydration device communicated with the grouting device and a hydraulic device connected with the dehydration device, the grouting device is used for storing sludge and enabling the sludge to enter the dehydration device for dehydration through a pipeline, and the hydraulic device regulates and controls dehydration pressure in the dehydration device so as to control the dehydration degree of the sludge; the pressure supply unit comprises a pressure supply device, a first pressure controller and a second pressure controller, the first pressure controller and the second pressure controller are connected with the pressure supply device, the first pressure controller is connected with the hydraulic device, and the second pressure controller is connected with the grouting device; and the control unit is connected with the dehydration unit and the pressure supply unit and used for adjusting the pressure of the pressure supply unit to the dehydration unit by monitoring the dehydration amount of the dehydration unit.
Description
Technical Field
The application relates to the technical field of sludge dewatering, in particular to a multi-connection type sludge dewatering system.
Background
With the strengthening of water pollution treatment in China, the problem of sludge disposal is increasingly shown and regarded. From sludge composting, to secondary combustion and landfill treatments. The treatment effect is poor and secondary pollution is easy to cause due to the limitations of high water content of the sludge, large drying energy consumption, high cost and the like. At present, sludge dewatering equipment has drawbacks, such as plate-and-frame dewaterers: the energy consumption is big, and personnel intensity of labour is big, and personnel operational environment is poor.
Content of application
In view of the above, the present application provides a multi-connected sludge dewatering system for dewatering sludge, comprising:
a support table;
the plurality of dehydration units are arranged at intervals and are respectively arranged on the support table, each dehydration unit comprises a grouting device, a dehydration device communicated with the grouting device and a hydraulic device connected with the dehydration device, the grouting device is used for storing sludge and enabling the sludge to enter the dehydration device for dehydration through a pipeline, and the hydraulic device regulates and controls dehydration pressure in the dehydration device so as to control the dehydration degree of the sludge;
the pressure supply unit comprises a pressure supply device, a first pressure controller and a second pressure controller, the first pressure controller and the second pressure controller are connected with the pressure supply device, the first pressure controller is connected with the hydraulic device, and the second pressure controller is connected with the grouting device;
and the control unit is connected with the dehydration unit and the pressure supply unit and used for adjusting the pressure of the pressure supply unit to the dehydration unit by monitoring the dehydration amount of the dehydration unit.
Furthermore, the dehydration device comprises an outer ring body, an inner ring body sleeved with the outer ring body and a sealing ring arranged at the sleeved position of the outer ring body and the inner ring body, the outer ring body and the inner ring body together form a dehydration chamber, and one end of the pipeline connected with the grouting device penetrates through the outer ring body and is communicated with the dehydration chamber.
Further, the outer ring body comprises a first bottom plate, a first top plate opposite to the first bottom plate and a first side plate located between the first top plate and the first bottom plate and connected with the first top plate and the first bottom plate, a slurry inlet is formed in the first top plate, and the pipeline is communicated with the dewatering chamber from the slurry inlet.
Further, the support device also comprises a front support plate arranged on the support platform, and the first side plate of the outer ring body abuts against the front support plate.
In some embodiments, the inner ring includes a second bottom plate, a second top plate opposite to the second bottom plate, and a second side plate located between the second top plate and the second bottom plate and connected to the second top plate and the second bottom plate, the second top plate and the second bottom plate are located in an area surrounded by the first top plate and the first bottom plate, a top surface of the second top plate abuts against a bottom surface of the first top plate, and a bottom surface of the second bottom plate abuts against a top surface of the first bottom plate.
The filter cloth is contained in the dewatering chamber and is arranged on the inner surfaces of the first side plate and the second side plate.
In some embodiments, the hydraulic device is connected to the second side plate and a central axis of the hydraulic device overlaps a central axis of the second side plate.
Furthermore, the hydraulic device is positioned between the second side plate and the rear supporting plate and is fixed on the rear supporting plate.
In some embodiments, the dewatering system further comprises a first fluid control valve in communication with the dewatering chamber from the inner ring body, a second fluid control valve in communication with the dewatering chamber from the outer ring body, and a flow meter, wherein the first and second fluid control valves are in communication with the flow meter via a conduit.
In some embodiments, the outer ring body further comprises a plurality of supporting seats, each supporting seat is disposed on the supporting table, one end of each supporting seat is connected to the supporting table, and the other end of each supporting seat supports one end of the corresponding outer ring body facing the supporting table.
In this application, through the dehydration condition of the control unit real time monitoring dehydration unit and the pressure variation condition of pressure supply unit, the dehydration of mud has been realized simply, efficiently, and dehydration efficiency is high, and is easy and simple to handle.
Drawings
FIG. 1 is a schematic view of a multiple sludge dewatering system according to an embodiment of the present application.
Fig. 2 is a schematic flow diagram of a sludge dewatering process of the multi-connected sludge dewatering system of the present application.
Detailed Description
The present application will be described in detail with reference to the drawings and specific embodiments, so that the technical solutions and advantages thereof will be more clearly understood. It is to be understood that the drawings are provided solely for purposes of illustration and not limitation, and that the dimensions shown in the drawings are for clarity of description and are not to be taken as limiting the scale.
Referring to fig. 1 and 2, a multi-connected sludge dewatering system according to an embodiment of the present application is used for dewatering sludge, and includes: a support table 10; a plurality of dewatering units 30, the dewatering units 30 are arranged at intervals and respectively arranged on the support table 10, each dewatering unit 30 comprises a grouting device 31, a dewatering device 33 communicated with the grouting device 31 and a hydraulic device 35 connected with the dewatering device 33, the grouting device 31 is used for storing sludge and enabling the sludge to enter the dewatering device 33 through a pipe body for dewatering, and the hydraulic device 35 regulates and controls dewatering pressure in the dewatering device 33 so as to control the dewatering degree of the sludge; a pressure supply unit 50 including a pressure supply device 51, and a first pressure controller 53 and a second pressure controller 55 connected to the pressure supply device 51, wherein the first pressure controller 53 is connected to the hydraulic device 35, and the second pressure controller 55 is connected to the grouting device 31; and a control unit 70 connected to the dehydration unit 30 and the pressure supply unit 50, for adjusting the pressure of the pressure supply unit 50 to the dehydration unit 30 by monitoring the dehydration amount of the dehydration unit 30.
The grouting device 31 is disposed on the support table 10 and is a container. The grouting device 31 is provided with a slurry inlet valve 311 and a slurry outlet respectively, and sludge to be dewatered is stored in the grouting device 31 through the slurry inlet valve 311. One end of the pipe body which is communicated with the dewatering device 33 is communicated with the grouting device 31 from the grout outlet. The bottom of the grouting device 31 is provided with a first pressure interface, one end of a pressure-bearing pipe body is connected with the first pressure interface, and the other end of the pressure-bearing pipe body is connected with the second pressure controller 55.
The dehydration device 33 comprises an outer ring body 331, an inner ring body 333 sleeved with the outer ring body 331, and a sealing ring 335 arranged at the sleeved position of the outer ring body 331 and the inner ring body 333, wherein the outer ring body 331 and the inner ring body 333 together form a dehydration chamber, and one end of the pipe body connected with the grouting device 31 penetrates through the outer ring body 331 and is communicated with the dehydration chamber.
The outer ring 331 includes a dense first bottom plate 3311, a first top plate 3313 opposite to the dense first bottom plate 3311, and a first side plate 3315 located between the first top plate 3313 and the dense first bottom plate 3311 and connected to the first top plate 3313 and the dense first bottom plate 3311, wherein the first top plate 3313 is provided with a slurry inlet, and a pipe body communicated with the slurry outlet is communicated with the dewatering chamber from the slurry inlet.
The inner ring 333 includes a second top plate 3331, a second top plate 3333 opposite to the second bottom plate 3331, and a second side plate 3335 located between the second top plate 3333 and the second bottom plate 3331 and connecting the second top plate 3333 and the second bottom plate 3331, wherein the second top plate 3333 and the second bottom plate 3331 are located in an area surrounded by the first top plate 3313 and the first bottom plate 3311, a top surface of the second top plate 3333 abuts against a bottom surface of the first top plate 3313, and a bottom surface of the second bottom plate 3331 abuts against a top surface of the first bottom plate 3311.
The multi-connected sludge dewatering system further comprises filter cloth 20, wherein the filter cloth 20 is contained in the dewatering chamber and is arranged on the inner surfaces of the first side plate 3315 and the second side plate 3335.
The hydraulic device 35 is connected to the second side plate 3335 and the central axis of the hydraulic device 35 overlaps the central axis of the second side plate 3335.
The multi-connected sludge dewatering system further includes a front support plate 40 and a rear support plate 60 disposed on the support table 10, and a connection plate 80 connecting the front support plate 40 and the rear support plate 60, wherein the first side plate 3315 of the outer ring 331 abuts against the front support plate 40, and the hydraulic device 35 is located between the second side plate 3335 and the rear support plate 60 and fixed to the rear support plate 60.
The multi-connected sludge dewatering system further comprises a first fluid control valve 91, a second fluid control valve 93 and a flow meter 95, wherein the first fluid control valve 91 is communicated with the dewatering chamber from the inner ring body 333, the second fluid control valve 93 is communicated with the dewatering chamber from the outer ring body 331, and the first fluid control valve 91 and the second fluid control valve 93 are communicated with the flow meter 95 through pipe bodies. A liquid collector 97 is disposed in communication with the flow meter 95 for collecting liquid flowing from the flow meter 95.
Specifically, a first liquid outlet is formed in the first bottom plate 3311, a second liquid outlet is formed in the second side plate 3335, the first fluid control valve 91 is communicated with the dehydration chamber from the second liquid outlet, and the second fluid control valve 93 is communicated with the dehydration chamber through the first liquid outlet.
A plurality of supports 15 are disposed on the supporting platform 10, one end of each support 15 is connected to the supporting platform 10, and the other end of each support supports the end of the outer ring 331 facing the supporting platform 10.
Referring to fig. 2, the control unit 70 includes a feeding matching control unit 71, a pressure monitoring unit 73, a weight monitoring unit 75, and a discharging control unit 77. The feeding matching control unit 71 is connected with the grouting device 31 and used for reasonably allocating the proportion of the feeding of the sludge to be dehydrated and the flocculating agent according to the water content and the sludge property of the sludge to be dehydrated. When the multi-connected sludge dewatering system works, the weight monitoring unit 75 is used for weighing the sludge to be dewatered, which enters the grouting device 31 from the slurry inlet valve 311, the pressure monitoring unit 73 is used for monitoring the pressure in the pressure supply unit 50, the pressure of the grouting device 31 connected with the second pressure controller 55 is adjusted through the pressure supply device 51, so that the sludge in the grouting device 31 enters the dewatering chamber from a slurry outlet along a pipe body, and the pressure in the hydraulic device 35 connected with the first pressure controller 53 is adjusted through the pressure supply device 51, so that the sludge in the dewatering chamber starts to be dewatered; the dehydrated water is collected from the first fluid control valve 91 and the second fluid control valve 93 into the liquid collector 97 through the flow meter 95 via a pipe; meanwhile, the weight control unit 70 synchronously monitors the weight of the sludge injected into the dehydration chamber, the weight of the liquid in the liquid collector 97 and the weight of the sludge in the grouting device 31, thereby judging the approximate dehydration condition of the sludge in the dehydration chamber; when the sludge in the dehydration chamber is dehydrated to reach a desired set value, the discharging control unit 77 discharges the sludge in the dehydration chamber.
In the application, the control unit 70 monitors the dehydration condition of the dehydration unit 30 and the pressure change condition of the pressure supply unit 50 in real time, so that the dehydration of the sludge is realized simply and efficiently, the dehydration efficiency is high, and the operation is simple and convenient.
The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-listed embodiments, and any simple changes or equivalent substitutions of the technical solutions that can be obviously obtained by those skilled in the art within the technical scope of the present disclosure fall within the protection scope of the present application.
Claims (10)
1. The utility model provides a multiple sludge dewatering system for carry out dehydration to mud, its characterized in that includes:
a support table;
the plurality of dehydration units are arranged at intervals and are respectively arranged on the support table, each dehydration unit comprises a grouting device, a dehydration device communicated with the grouting device and a hydraulic device connected with the dehydration device, the grouting device is used for storing sludge and enabling the sludge to enter the dehydration device for dehydration through a pipeline, and the hydraulic device regulates and controls dehydration pressure in the dehydration device so as to control the dehydration degree of the sludge;
the pressure supply unit comprises a pressure supply device, a first pressure controller and a second pressure controller, the first pressure controller and the second pressure controller are connected with the pressure supply device, the first pressure controller is connected with the hydraulic device, and the second pressure controller is connected with the grouting device;
and the control unit is connected with the dehydration unit and the pressure supply unit and used for adjusting the pressure of the pressure supply unit to the dehydration unit by monitoring the dehydration amount of the dehydration unit.
2. The multi-connected sludge dewatering system according to claim 1, wherein the dewatering device comprises an outer ring body, an inner ring body sleeved with the outer ring body, and a sealing ring arranged at the sleeved position of the outer ring body and the inner ring body, the outer ring body and the inner ring body together form a dewatering chamber, and one end of the pipeline connected with the grouting device passes through the outer ring body and is communicated with the dewatering chamber.
3. The multi-connected sludge dewatering system according to claim 2, wherein the outer ring body comprises a first bottom plate, a first top plate opposite to the first bottom plate, and a first side plate located between the first top plate and the first bottom plate and connecting the first top plate and the first bottom plate, the first top plate is provided with a slurry inlet, and the pipeline is communicated with the dewatering chamber from the slurry inlet.
4. The multi-connected sludge dewatering system according to claim 3, further comprising a front support plate provided on the support table, the first side plate of the outer ring abutting against the front support plate.
5. The multi-connected sludge dewatering system according to claim 3, wherein the inner ring body includes a second bottom plate, a second top plate opposite to the second bottom plate, and a second side plate located between the second top plate and the second bottom plate and connecting the second top plate and the second bottom plate, the second top plate and the second bottom plate are located in an area surrounded by the first top plate and the first bottom plate, a top surface of the second top plate abuts against a bottom surface of the first top plate, and a bottom surface of the second bottom plate abuts against a top surface of the first bottom plate.
6. The multi-connected sludge dewatering system according to claim 5, further comprising a filter cloth received in the dewatering chamber and disposed on an inner surface of the first side plate and the second side plate.
7. The multi-connected sludge dewatering system of claim 5, wherein the hydraulic device is connected to the second side plate and the central axis of the hydraulic device overlaps the central axis of the second side plate.
8. The multi-connected sludge dewatering system according to claim 7, further comprising a rear support plate disposed on the support table, wherein the hydraulic device is located between the second side plate and the rear support plate and fixed to the rear support plate.
9. The multi-connected sludge dewatering system according to claim 2, further comprising a first fluid control valve communicating with the dewatering chamber from the inner ring body, a second fluid control valve communicating with the dewatering chamber from the outer ring body, and a flow meter, wherein the first and second fluid control valves communicate with the flow meter through a pipe.
10. The multi-connected sludge dewatering system of claim 2, further comprising a plurality of support seats disposed on the support platform, wherein one end of each support seat is connected to the support platform, and the opposite end supports the corresponding end of the outer ring body facing the support platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136237.2A CN112919769A (en) | 2021-02-01 | 2021-02-01 | Multi-connected sludge dewatering system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110136237.2A CN112919769A (en) | 2021-02-01 | 2021-02-01 | Multi-connected sludge dewatering system |
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| Publication Number | Publication Date |
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| CN112919769A true CN112919769A (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110136237.2A Pending CN112919769A (en) | 2021-02-01 | 2021-02-01 | Multi-connected sludge dewatering system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908598A (en) * | 2021-10-21 | 2022-01-11 | 象山德曼机械有限公司 | Concentration and dehydration integrated equipment and concentration and dehydration method |
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- 2021-02-01 CN CN202110136237.2A patent/CN112919769A/en active Pending
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| CN104492134A (en) * | 2014-12-04 | 2015-04-08 | 江苏中宜生态土研究院有限公司 | Strong pressure type sludge deep dehydration system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113908598A (en) * | 2021-10-21 | 2022-01-11 | 象山德曼机械有限公司 | Concentration and dehydration integrated equipment and concentration and dehydration method |
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