CN205188098U - Sludge thickening system - Google Patents
Sludge thickening system Download PDFInfo
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- CN205188098U CN205188098U CN201520910363.9U CN201520910363U CN205188098U CN 205188098 U CN205188098 U CN 205188098U CN 201520910363 U CN201520910363 U CN 201520910363U CN 205188098 U CN205188098 U CN 205188098U
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- filtering net
- concentrating unit
- filtration device
- condensation system
- plate filtration
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Abstract
The utility model relates to a paper technology field especially relates to a sludge thickening system, including sedimentation tank and plate filtration device, still include the enrichment facility, the output of sedimentation tank is connected with the feed inlet of enrichment facility, and the discharge gate and the plate filtration device of enrichment facility are connected, and the enrichment facility includes the frame, sets up in feed inlet, filter screen, discharge gate and the drain pipe of frame, and the feed inlet setting is in the top of filter screen input, and the discharging pipe setting is in the below of filter screen output, include still that the flocculating agent adds the pipeline, the flocculating agent adds the feed inlet intercommunication of pipeline and enrichment facility. Compared with the prior art, handle the back through the enrichment facility, the solid content rate that makes mud liquid rises to more than 9% by original 3% for dehydration speed, thereby showing the sludge treatment efficiency that has promoted follow -up plate filtration device, make the plate filtration device day over dry mud output by 17 tons of increases to more than 34, from this greatly reduced the energy consumption of system's operation, practiced thrift the cost.
Description
Technical field
The utility model relates to pulp technology for making paper, particularly relates to a kind of sludge condensation system.
Background technology
In the technique of papermaking, the ultimate disposal of mud has following three kinds of approach: landfill, Land_use change, burning.Because mud contains various poisonous and harmful substances, soak and leakage pollution groundwater environment through rainwater, the landfill yard of suitable Sludge landfill is more and more difficult to select, and mud is carried out landfill and is subject to more restriction.Although containing abundant organism and a certain amount of nitrogen, phosphorus, potassium in municipal sludge, containing polychlorobiphenyl and heavy metal in mud, its Land_use change also receives more restriction, only can be used for gardens and urban afforestation.Whole for organic constituent carbonization can be generated stable inorganics by sludge incineration, residue odorless, aseptic, thoroughly innoxious, and volume can reduce 60%, thorough reduction.It will be present and future the most promising Sludge Disposal Techniques, both reduced the pollution to environment, reduced sludge disposal expense again.But because the moisture of mud is higher, directly burning energy consumption is higher, therefore, is all after carrying out drying and other treatment to mud at present, then burns.
In traditional dewatering technology of mud method, by after the slurry liquid natural subsidence in settling tank, again by traditional board and frame machine process, the mode of such process due to the solid content at settling tank lower, cause board and frame machine processing efficiency also not high, thus increase energy consumption, considerably increase papermaking cost, along with the environmental requirement of paper industry is more and more higher, the sewage after this method process has not reached strict require that.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art and provides a kind of and can improve slurry liquid solid content, improve sludge condensation processing efficiency and reduce the sludge condensation system of energy consumption.
The purpose of this utility model is achieved through the following technical solutions:
A kind of sludge condensation system is provided, comprise settling tank and Plate Filtration device, also comprise concentrating unit, the output terminal of settling tank is connected with the opening for feed of concentrating unit, the discharge port of concentrating unit is connected with Plate Filtration device, concentrating unit comprises frame, is arranged at the opening for feed of frame, filtering net, discharge port and water shoot, and opening for feed is arranged on the top of filtering net input terminus, and discharge nozzle is arranged on the below of filtering net output terminal; Also comprise flocculation agent and add pipeline, flocculation agent adds pipeline and is communicated with the opening for feed of concentrating unit.
Preferably, filtering net is at least provided with two, and multiple filtering net is from top to bottom set up in parallel.
Preferably, concentrating unit also comprises the transport sector for driving filtering net, and transport sector comprises motor, drives with motor the driving roller and return idler that are connected.
Preferably, the back-up roller moving axis that several and filtering net are fitted is provided with between return idler and driving roller.
Preferably, filtering net is all obliquely installed, and filtering net near one end of discharge port higher than it near opening for feed one end.
Preferably, concentrating unit also comprises Survey control module.
Preferably, settling tank is connected with concentrating unit by sending stock pump.
Preferably, Plate Filtration device comprises several sheet frame unit and is arranged at the hydraulic drive module of both sides of each sheet frame unit respectively, and each sheet frame unit comprises multiple sheet frame, is provided with spring between adjacent sheet frame.
the beneficial effects of the utility model:
A kind of sludge condensation system of the present utility model, comprise settling tank and Plate Filtration device, also comprise concentrating unit, the output terminal of settling tank is connected with the opening for feed of concentrating unit, the discharge port of concentrating unit is connected with Plate Filtration device, concentrating unit comprises frame, is arranged at the opening for feed of frame, filtering net, discharge port and water shoot, and opening for feed is arranged on the top of filtering net input terminus, and discharge nozzle is arranged on the below of filtering net output terminal; Also comprise flocculation agent and add pipeline, flocculation agent adds pipeline and is communicated with the opening for feed of concentrating unit.During work, the slurry liquid obtained after natural sedimentation in settling tank is delivered to concentrating unit, simultaneously by adding flocculation agent in flocculation agent adding tube road direction concentrating unit, concentrating unit is entered after slurry liquid is mixed with flocculation agent, then dividing equably through opening for feed is laid on filtering net, flocculation agent makes the further flocculation sediment of slurry liquid, and make filtrate be separated with mud under gravity, thus substantially increase the solid content of slurry liquid, filtrate then enters next sewage disposal operation through filtering net after water shoot is discharged, mud then delivers to discharge port by filtering net, then enter Plate Filtration device and squeeze into mud cake.Compared with prior art, the utility model is by after concentrating unit process, the solid content of slurry liquid is made to rise to more than 9% by original 3%, accelerate rate of water loss, thus significantly improve the sludge treatment efficiency of follow-up sheet frame filtration unit, make the day over dry sludge yield of Plate Filtration device be increased to more than 34 by 17 tons, greatly reduce the energy consumption of system cloud gray model thus, saved cost.
Accompanying drawing explanation
Utilize accompanying drawing to be described further the utility model, but the content in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is the structural representation of a kind of sludge condensation system of the present utility model.
Fig. 2 is the structural representation of the concentrating unit of a kind of sludge condensation system of the present utility model.
Fig. 3 is the structural representation of another angle of concentrating unit of a kind of sludge condensation system of the present utility model.
Reference numeral:
Settling tank 1;
Concentrating unit 2, frame 21, opening for feed 22, filtering net 23, transport sector 24, motor 241, driving roller 242, return idler 243, back-up roller moving axis 244, discharge port 25, water shoot 26, Survey control module 27, flocculation agent add pipeline 28;
Plate Filtration device 3, hydraulic drive module 31, sheet frame unit 32, sheet frame 321, spring 33.
Embodiment
With the following Examples and accompanying drawing the utility model is described in further detail.
A kind of sludge condensation system of the present utility model, as shown in Figure 1 to Figure 3, comprise settling tank 1 and Plate Filtration device 3, also comprise concentrating unit 2, the output terminal of settling tank 1 is connected with the opening for feed 22 of concentrating unit 2, the discharge port 25 of concentrating unit 2 is connected with Plate Filtration device 3, concentrating unit 2 comprises frame 21, is arranged at the opening for feed 22 of frame 21, filtering net 23, discharge port 25 and water shoot 26, opening for feed 22 is arranged on the top of filtering net 23 input terminus, and discharge port 25 is arranged on the below of filtering net 23 output terminal; Also comprise flocculation agent and add pipeline 28, flocculation agent adds pipeline 28 and is communicated with the opening for feed 22 of concentrating unit 2.During work, the slurry liquid obtained after natural sedimentation in settling tank 1 is delivered to concentrating unit 2, add pipeline 28 by flocculation agent simultaneously and add flocculation agent in concentrating unit 2, concentrating unit 2 is entered after slurry liquid is mixed with flocculation agent, then dividing equably through opening for feed 22 is laid on filtering net 23, flocculation agent makes the further flocculation sediment of slurry liquid, and make filtrate be separated with mud under gravity, thus substantially increase the solid content of slurry liquid, filtrate enters next sewage disposal operation after then discharging through filtering net 23 to water shoot 26, mud then delivers to discharge port 25 by filtering net 23, then enter Plate Filtration device 3 and squeeze into mud cake.Compared with prior art, after the utility model is processed by concentrating unit 2, the solid content of slurry liquid is made to rise to more than 9% by original 3%, accelerate rate of water loss, thus significantly improve the sludge treatment efficiency of follow-up sheet frame filtration unit 3, make the day over dry sludge yield of Plate Filtration device 3 be increased to more than 34 by 17 tons, greatly reduce the energy consumption of system cloud gray model thus, saved cost.
In the present embodiment, filtering net 23 is at least provided with two, and multiple filtering net 23 is from top to bottom set up in parallel.Multiple filtering net 3 works simultaneously, for plate and frame filtering mechanism 3 provides mud, greatly improves day over dry sludge yield.
In the present embodiment, concentrating unit 2 also comprises the transport sector 24 for driving filtering net 23, and transport sector 24 comprises motor 241, drives with motor 241 driving roller 242 and return idler 243 that are connected.During work, motor 241 drives driving roller 242, and then drives the rolling of filtering net 23.Further, the back-up roller moving axis 244 that several and filtering net 23 are fitted is provided with between return idler 243 and driving roller 242.To support filtering net 23, filtering net 23 is made to have larger weight capacity.Concentrating unit 2 also comprises Survey control module 27.By measuring load-bearing and the humidity of filtering net 23, the speed of motor 241 can be controlled, and then the speed of controlled filter net 23.
In the present embodiment, filtering net 23 is all obliquely installed, and filtering net 23 near one end of discharge port 25 higher than it near opening for feed 22 one end.Can improve dehydrating effect like this, make the sludge dewatering that exports from discharge port 25 more abundant.Preferably, filtering net 23 and horizontal sextant angle are 20 ° or 25 °.Further, the obliquity of filtering net 23 can regulate, can the angle of inclination of adjusted filter screen 23, improves the dehydrating effect of filtering net 23.
In the present embodiment, settling tank 1 is connected with concentrating unit 2 by sending stock pump, can in time the slurry liquid of settling tank 1 be transported on concentrating unit 2.
In the present embodiment, Plate Filtration device 3 comprises several sheet frame unit 32 and is arranged at the hydraulic drive module 31 of both sides of each sheet frame unit 32 respectively, and each sheet frame unit 32 comprises multiple sheet frame 321, is provided with spring 33 between adjacent sheet frame 321.Mud after filtering net 23 dewaters enters between sheet frame 321, and by hydraulic drive module 31, then compress dirt to mud cake shape by sheet frame 321, the spring 33 then between sheet frame 321 provides pressure, and sheet frame 321 is strutted, and can release shaping mud cake.
In the present embodiment, concentrating unit 2 is provided with ram pump and is connected with Plate Filtration device 3 by pipeline.Mud after filtering net 23 dewaters, is sent to Plate Filtration device 3 under the effect of ram pump.
In the present embodiment, Plate Filtration device 3 also comprises several Plate Filtration devices 3 be connected in parallel.When filtering net 23 high-speed cruising, or when needing a large amount of sludge slurries, multiple Plate Filtration device 3 be connected in parallel can be opened, and multiple filtering net 23 arranged side by side is combined, and substantially increases processing efficiency.
In the present embodiment, opening for feed 22 and discharge port 25 are provided with electric control valve, can control the unlatching of concentrating unit 2 at any time, when front and back settling tank 1 and Plate Filtration device 3 etc. go wrong, can shut down process in time.
Finally should be noted that; the restriction of above embodiment only for illustration of the technical solution of the utility model but not to the utility model protection domain; although be explained in detail the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (8)
1. a sludge condensation system, comprise settling tank and Plate Filtration device, it is characterized in that: also comprise concentrating unit, the output terminal of described settling tank is connected with the opening for feed of described concentrating unit, the discharge port of described concentrating unit is connected with described Plate Filtration device, described concentrating unit comprises frame, is arranged at the opening for feed of described frame, filtering net, discharge port and water shoot, described opening for feed is arranged on the top of described filtering net input terminus, and described discharge nozzle is arranged on the below of described filtering net output terminal; Also comprise flocculation agent and add pipeline, described flocculation agent adds pipeline and is communicated with the opening for feed of described concentrating unit.
2. a kind of sludge condensation system according to claim 1, is characterized in that: described filtering net is at least provided with two, and multiple described filtering net is from top to bottom set up in parallel.
3. a kind of sludge condensation system according to claim 1 and 2, it is characterized in that: described concentrating unit also comprises the transport sector for driving described filtering net, described transport sector comprises motor, drives with described motor the driving roller and return idler that are connected.
4. a kind of sludge condensation system according to claim 3, is characterized in that: be provided with the back-up roller moving axis that several and described filtering net are fitted between described return idler and described driving roller.
5. a kind of sludge condensation system according to claim 1, is characterized in that: described filtering net is all obliquely installed, and described filtering net near one end of described discharge port higher than it near described opening for feed one end.
6. a kind of sludge condensation system according to claim 1, is characterized in that: described concentrating unit also comprises Survey control module.
7. a kind of sludge condensation system according to claim 1, is characterized in that: described settling tank is connected with described concentrating unit by sending stock pump.
8. a kind of sludge condensation system according to claim 1, it is characterized in that: described Plate Filtration device comprises several sheet frame unit and is arranged at the hydraulic drive module of both sides of each sheet frame unit respectively, each described sheet frame unit comprises multiple sheet frame, is provided with spring between adjacent sheet frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910363.9U CN205188098U (en) | 2015-11-16 | 2015-11-16 | Sludge thickening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910363.9U CN205188098U (en) | 2015-11-16 | 2015-11-16 | Sludge thickening system |
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|---|---|
| CN205188098U true CN205188098U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910363.9U Active CN205188098U (en) | 2015-11-16 | 2015-11-16 | Sludge thickening system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106277102A (en) * | 2016-08-31 | 2017-01-04 | 唐勇 | Portable sewage disposal system and sewage water treatment method |
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2015
- 2015-11-16 CN CN201520910363.9U patent/CN205188098U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106277102A (en) * | 2016-08-31 | 2017-01-04 | 唐勇 | Portable sewage disposal system and sewage water treatment method |
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