CN210340671U - Sludge wall breaking and deep dewatering system - Google Patents
Sludge wall breaking and deep dewatering system Download PDFInfo
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- CN210340671U CN210340671U CN201921189637.4U CN201921189637U CN210340671U CN 210340671 U CN210340671 U CN 210340671U CN 201921189637 U CN201921189637 U CN 201921189637U CN 210340671 U CN210340671 U CN 210340671U
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Abstract
The utility model discloses a mud broken wall, degree of depth dewatering system, throw with the feeder apparatus including the flocculating agent dissolution, the flocculating agent is thrown and is added the pump, the flocculation reaction jar, the cartridge filter is crossed to the toper, toper cartridge filter filtrating drainage groove, the broken wall agent takes place to throw with the feeder apparatus, sludge conditioning agent storage hopper, sludge conditioning agent carries and throws with the feeder apparatus, sludge concentration conditioning jar, agitating unit, the sludge screw pump, the membrane filter press, the pressure filter drainage groove, the air compressor machine, the compressed air storage tank, belt conveyor, through the flocculation reaction jar, the toper cartridge filter has realized getting rid of the part of clearance water, sludge can be concentrated, through throwing the inside water of throwing the broken wall agent messenger mud and appearing, and further throw the back of throwing the sludge conditioning agent and in the lump with capillary water at the membrane filter press, surface adsorption. The utility model discloses the moisture form that exists in the mud has been distinguished and has been treated the getting rid of, has improved sludge dewatering efficiency by a wide margin, has reduced required sludge conditioner quantity, has reduced the system operation cost.
Description
The technical field is as follows:
the utility model relates to a sludge treatment technical field mainly relates to a mud broken wall, degree of depth dewatering system.
Background art:
with the rapid development of economy in China, the discharge amount of industrial wastewater and domestic sewage is increasing day by day, the sludge yield is rapidly increased, and the scientific and reasonable treatment of sludge is a heavy task. The deep dehydration of the sludge is the key for the treatment and resource utilization of the sludge. The removal of water in the sludge can realize the remarkable reduction of the sludge, reduce the load of transportation and landfill, and simultaneously means that the resource utilization of sludge incineration, compost and the like becomes possible.
The existing form of water in the sludge is as follows: interstitial water, capillary water, surface adsorbed water and internal bound water. The interstitial water is simply flocculated by a flocculating agent, so that the interstitial water can be separated out; the capillary water and the surface adsorbed water need to be added with conditioning agents to perform pre-conditioning on the sludge before mechanical dehydration and adopt high-pressure mechanical dehydration to remove the sludge as much as possible; the internal bound water is the water inside the microbial cells, and the removal of the internal water must damage the cell structure, namely, wall breaking is carried out, so that the microbial cells can be separated out, and further removed through conditioning and machinery.
At present, the deep sludge dewatering process and system do not distinguish and treat the moisture form in sludge, but uniformly adopt conditioning and plate-and-frame mechanical dewatering, so that the required conditioning agent amount is large, and water in the sludge cannot be removed.
The utility model has the following contents:
the utility model discloses the purpose is exactly in order to compensate prior art's defect, provides a mud broken wall, degree of depth dewatering system, carries out the system of difference getting rid of to the moisture in the mud, improves sludge dewatering efficiency from this, reduces the medicament quantity.
The utility model discloses a realize through following technical scheme:
a sludge wall breaking and deep dewatering system comprises a flocculant dissolving and adding device, a flocculant adding pump, a flocculation reaction tank, a conical filter cartridge, a filtrate drainage groove of the conical filter cartridge, a wall breaking agent generating and adding device, a sludge conditioner storage hopper, a sludge conditioner conveying and adding device, a sludge concentration and conditioning tank, a stirring device, a sludge screw pump, a membrane filter press, a filter press drainage groove, an air compressor, a compressed air storage tank and a belt conveying device;
the outlet of the flocculant dissolving and adding device is communicated with the upper part of the flocculation reaction tank through a pipeline by a flocculant adding pump; an outlet below the flocculation reaction tank is communicated into an inlet of the conical filter cylinder through a pipeline; the outlet of the conical filter cylinder is connected with a sludge concentration conditioning tank through a pipeline; the upper port of the sludge concentration conditioning tank is connected with a wall breaking agent generation and addition device through a pipeline; the sludge concentration conditioning tank is communicated with an outlet of the sludge conditioner storage hopper through a sludge conditioner conveying and adding device; the stirring device is arranged in the sludge concentration conditioning tank and is used for stirring substances in the sludge concentration conditioning tank;
the outlet of the sludge concentration conditioning tank is communicated with the sludge inlet of the membrane filter press through a pipeline by a sludge screw pump; a diaphragm inlet of the diaphragm filter press is communicated with the compressed air storage tank through a pipeline, and the compressed air storage tank is connected with an air compressor through a pipeline; and filter press drainage grooves are arranged on two sides of the membrane filter press, and a mud cake conveying device is arranged below the membrane filter press.
The cone-shaped filter cartridge is obliquely arranged and rotates around a central shaft with large and small cone openings during operation, a stainless steel mesh structure is arranged on the periphery of the cone-shaped filter cartridge and is provided with a slow flow strip, a filtrate collecting tank is arranged below the cone-shaped filter cartridge, and the discharge end of the filtrate collecting tank is connected to a sewage treatment system through a pipeline.
The upper end of the sludge concentration conditioning tank is a cylinder, the lower end of the sludge concentration conditioning tank is a cone, and the tail end of the cone is an outlet of the sludge concentration conditioning tank.
The wall breaking agent generating and adding device is formed by connecting two raw material storage tanks and a reaction tank through two metering pumps by a pipeline, and an outlet of the reaction tank is connected with a sludge concentration conditioning tank through a pipeline;
the upper end of the sludge conditioner storage hopper is a cylinder, the lower end of the sludge conditioner storage hopper is a cone, the tail end of the cone is an outlet of the sludge conditioner storage hopper, and a spiral auger is arranged on the center shaft of the conditioner storage hopper;
the sludge conditioner conveying and feeding device is a screw conveyer with an auger.
The outlet of the filter press drainage groove is connected to a sewage treatment system through a pipeline.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, be suitable for sewage treatment plant surplus biochemical sludge deep dehydration, compare with existing sludge deep dehydration technique, take flocculation retort, toper cartridge filter to realize getting rid of the part of clearance water, mud can be concentrated, makes the inside water in the mud appear through throwing the broken wall agent to further throw the mud conditioner and take care of the back and get rid of capillary water, surface adsorption water and inside binding water in the lump at the membrane filter press with throwing. The system distinguishes the moisture form in the sludge to be removed, greatly improves the sludge dewatering efficiency, reduces the dosage of the required sludge conditioner and reduces the system operation cost.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Wherein: 1. the device comprises a flocculating agent dissolving and adding device, 2 a flocculating agent adding pump, 3 a flocculation reaction tank, 4 a conical filter cylinder, 5 a conical filter cylinder filtrate drainage groove, 6 a wall breaking agent generating and adding device, 7 a sludge conditioning agent storage hopper, 8 a sludge conditioning agent conveying and adding device, 9 a sludge concentration conditioning tank, 10 a stirring device, 11 a sludge screw pump, 12 a diaphragm filter press, 13 a filter press drainage groove, 14 an air compressor, 15 a compressed air storage tank, 16 and a mud cake conveying device.
The specific implementation mode is as follows:
see the drawings.
A sludge deep dehydration system comprises a flocculant dissolving and adding device 1, a flocculant adding pump 2, a flocculation reaction tank 3, a conical filter cylinder 4, a conical filter filtrate drainage groove 5, a wall breaking agent generating and adding device 6, a sludge conditioner storage hopper 7, a sludge conditioner conveying and adding device 8, a sludge concentration and conditioning tank 9, a stirring device 10, a sludge screw pump 11, a membrane filter press 12, a filter press drainage groove 13, an air compressor 14, a compressed air storage tank 15 and a mud cake conveying device 16;
the outlet of the flocculant dissolving and adding device 1 is communicated with the upper part of the flocculation reaction tank 3 through a pipeline by the flocculant adding pump 2;
an outlet below the flocculation reaction tank 3 is introduced into an inlet of the conical filter cylinder 3 through a pipeline;
the outlet of the conical filter cylinder 3 is connected with the sludge concentration conditioning tank 9 through a pipeline;
the wall breaking agent generating and adding device 6 is connected with the sludge concentration conditioning tank 9 through a pipeline;
the sludge concentration conditioning tank 9 is communicated with the outlet of the sludge conditioner storage hopper 7 through the conveying and adding device 8;
the stirring device 10 is arranged in the sludge concentration conditioning tank 9, and the stirring device 10 is used for stirring substances in the sludge concentration conditioning tank 9;
the outlet of the sludge concentration conditioning tank 9 is communicated with the sludge inlet of the membrane filter press 12 through a pipeline by the sludge screw pump 11;
a diaphragm inlet of the diaphragm filter press 12 is communicated with the compressed air storage tank 15 through a pipeline, and the compressed air storage tank 15 is connected with an air compressor 14 through a pipeline;
and drainage grooves 13 are arranged at two sides of the membrane filter press, and a mud cake conveying device 16 is arranged below the membrane filter press.
Preferably, the conical filter cylinder 4 is obliquely arranged and rotates around the central axis of the large and small conical mouths during operation, the periphery of the conical filter cylinder 14 is of a stainless steel mesh structure and is provided with a flow slowing strip, and a filtrate collecting tank 5 is arranged below the conical filter cylinder 14;
preferably, the upper end of the sludge concentration conditioning tank 9 is a cylinder, the lower end of the sludge concentration conditioning tank is a cone, and the tail end of the cone is an outlet of the sludge concentration conditioning tank.
Preferably, the wall-breaking agent generating and adding device 6 is composed of two raw material storage tanks and a reaction tank which are connected through two metering pumps by pipelines, and the outlet of the reaction tank is connected with a sludge concentration conditioning tank 9 by a pipeline;
preferably, the upper end of the sludge conditioner storage hopper 7 is a cylinder, the lower end of the sludge conditioner storage hopper is a cone, the tail end of the cone is an outlet of the sludge conditioner storage hopper 7, and a spiral auger is arranged on the middle shaft of the conditioner storage hopper 7;
preferably, the sludge conditioner conveying and adding device 8 is a screw conveyer.
The specific working process is as follows:
dissolving the flocculant in a flocculant dissolving and adding device 1, pumping sludge out of a sludge storage pool, and adding a flocculant solution into a sludge inlet pipe through a flocculant adding pump 2 and a pipeline. Sludge and flocculating agent solution mix in the pipeline and get into flocculation reaction in the flocculation retort 3 and carry out flocculation reaction, then flow out from flocculation reaction 3 end opening and get into the toper cartridge filter 4, toper cartridge filter 4 rotates around the center pin of big or small awl mouth, and the mud gets into from the toper cartridge filter 4 awl mouth after the flocculation, flows out from the awl end after the circulation strip and gets into sludge concentration and takes care of jar 9, and flow in-process filtrating filters out from the stainless steel mesh, discharges back sewage treatment system after being collected by toper filtrating drainage groove 5. When the filtered sludge enters the sludge concentration conditioning tank 9, the stirring device 10, the wall breaking agent generation and adding device 6 and the sludge conditioning agent conveying and adding device 8 are opened, the wall breaking agent is added into the sludge concentration conditioning tank 9 in a certain amount after being generated by reaction in the wall breaking agent generation and adding device 6, and the conditioning agent in the sludge conditioning agent storage hopper 5 is added into the sludge concentration conditioning tank 9 in a certain amount through the conveying and adding device 8. After the sludge is conditioned for a certain time, starting a sludge screw pump 11, pumping the conditioned sludge into a membrane filter press 12, and starting filter pressing operation; the first stage of filter pressing is a process of sludge feeding by the sludge screw pump 11 and filter pressing dehydration of sludge by using the pressure of the sludge screw pump 11, and when the pressure in the membrane filter press 12 reaches the set working filter pressing pressure of the sludge screw pump 11, the sludge screw pump 11 is closed; in the second stage of the filter pressing, compressed air is pressed into the filter plates and the membranes of the membrane filter press 12 by an air compressor 14 and a compressed air storage tank 15, and the sludge in the membrane filter press 12 is further pressed by set air pressure. The filtrate pressed and filtered out in the membrane filter press 12 of the two stages enters the pipeline through the drainage groove 13 and flows back to the sewage treatment system. After the secondary pressing is carried out for a certain time, the air valve is closed, compressed air in the filter plates and the diaphragms of the diaphragm filter press 12 is discharged, the diaphragm filter press 12 is opened, and the mud cake discharging operation is carried out. The falling mud cake is conveyed out of the system by a mud cake conveyor 16.
The above is only the utility model discloses a preferred embodiment of mud broken wall, degree of depth dewatering system, not therefore the restriction the utility model discloses a patent range, all utilize the equivalent structure or the equivalent flow transform that the specification content was done, or direct or indirect application is in other relevant technical field, and all the same reason is included the utility model discloses a patent protection within range.
Claims (7)
1. A sludge wall breaking and deep dewatering system comprises a flocculant dissolving and adding device, a flocculant adding pump, a flocculation reaction tank, a conical filter cartridge, a filtrate drainage groove of the conical filter cartridge, a wall breaking agent generating and adding device, a sludge conditioner storage hopper, a sludge conditioner conveying and adding device, a sludge concentration and conditioning tank, a stirring device, a sludge screw pump, a membrane filter press, a filter press drainage groove, an air compressor, a compressed air storage tank and a belt conveying device;
the outlet of the flocculant dissolving and adding device is communicated with the upper part of the flocculation reaction tank through a pipeline by a flocculant adding pump; an outlet below the flocculation reaction tank is communicated into an inlet of the conical filter cylinder through a pipeline; the outlet of the conical filter cylinder is connected with a sludge concentration conditioning tank through a pipeline; the upper port of the sludge concentration conditioning tank is connected with a wall breaking agent generation and addition device through a pipeline; the sludge concentration conditioning tank is communicated with an outlet of the sludge conditioner storage hopper through a sludge conditioner conveying and adding device; the stirring device is arranged in the sludge concentration conditioning tank and is used for stirring substances in the sludge concentration conditioning tank;
the outlet of the sludge concentration conditioning tank is communicated with the sludge inlet of the membrane filter press through a pipeline by a sludge screw pump; a diaphragm inlet of the diaphragm filter press is communicated with the compressed air storage tank through a pipeline, and the compressed air storage tank is connected with an air compressor through a pipeline; and filter press drainage grooves are arranged on two sides of the membrane filter press, and a mud cake conveying device is arranged below the membrane filter press.
2. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the cone-shaped filter cartridge is obliquely arranged and rotates around a central shaft with large and small cone openings during operation, a stainless steel mesh structure is arranged on the periphery of the cone-shaped filter cartridge and is provided with a slow flow strip, a filtrate collecting tank is arranged below the cone-shaped filter cartridge, and the discharge end of the filtrate collecting tank is connected to a sewage treatment system through a pipeline.
3. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the upper end of the sludge concentration conditioning tank is a cylinder, the lower end of the sludge concentration conditioning tank is a cone, and the tail end of the cone is an outlet of the sludge concentration conditioning tank.
4. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the wall breaking agent generating and adding device is formed by connecting two raw material storage tanks and a reaction tank through two metering pumps by a pipeline, and an outlet of the reaction tank is connected with a sludge concentration conditioning tank by a pipeline.
5. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the upper end of the sludge conditioner storage hopper is a cylinder, the lower end of the sludge conditioner storage hopper is a cone, the tail end of the cone is an outlet of the sludge conditioner storage hopper, and a spiral auger is arranged on the center shaft of the conditioner storage hopper.
6. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the sludge conditioner conveying and feeding device is a screw conveyer with an auger.
7. The system for breaking the wall and deeply dewatering the sludge according to claim 1, characterized in that: the outlet of the filter press drainage groove is connected to a sewage treatment system through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921189637.4U CN210340671U (en) | 2019-07-26 | 2019-07-26 | Sludge wall breaking and deep dewatering system |
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| CN201921189637.4U CN210340671U (en) | 2019-07-26 | 2019-07-26 | Sludge wall breaking and deep dewatering system |
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| CN210340671U true CN210340671U (en) | 2020-04-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113582503A (en) * | 2021-07-28 | 2021-11-02 | 长三角(义乌)生态环境研究中心 | Sediment precipitation and concentration device, sediment treatment system and method |
| CN114436498A (en) * | 2022-02-07 | 2022-05-06 | 广州绿邦环境技术有限公司 | Sludge conditioning device and treatment process thereof |
| CN116947282A (en) * | 2023-07-13 | 2023-10-27 | 上海申耀环保工程有限公司 | High-pressure belt type continuous sludge deep dehydration integrated system and process method thereof |
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2019
- 2019-07-26 CN CN201921189637.4U patent/CN210340671U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113582503A (en) * | 2021-07-28 | 2021-11-02 | 长三角(义乌)生态环境研究中心 | Sediment precipitation and concentration device, sediment treatment system and method |
| CN114436498A (en) * | 2022-02-07 | 2022-05-06 | 广州绿邦环境技术有限公司 | Sludge conditioning device and treatment process thereof |
| CN114436498B (en) * | 2022-02-07 | 2024-03-26 | 广州绿邦环境技术有限公司 | Sludge conditioning device and treatment process thereof |
| CN116947282A (en) * | 2023-07-13 | 2023-10-27 | 上海申耀环保工程有限公司 | High-pressure belt type continuous sludge deep dehydration integrated system and process method thereof |
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