CN214936933U - Novel sludge thickening tank - Google Patents
Novel sludge thickening tank Download PDFInfo
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- CN214936933U CN214936933U CN202121088275.7U CN202121088275U CN214936933U CN 214936933 U CN214936933 U CN 214936933U CN 202121088275 U CN202121088275 U CN 202121088275U CN 214936933 U CN214936933 U CN 214936933U
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Abstract
The utility model belongs to the technical field of sewage treatment, in particular to a novel sludge concentration tank, which comprises a concentration tank body, wherein a first support frame is fixedly arranged at the top of the concentration tank body, a multifunctional rotating shaft is arranged on the first support frame through a rotating bearing, the multifunctional rotating shaft is connected with a motor through a first belt pulley, a belt and a second belt pulley in a matching way, the left side of the concentration tank body is communicated with a sampling device, an air input cavity is arranged inside the multifunctional rotating shaft, the top of the multifunctional rotating shaft is rotatably connected with a gas transmission pipeline through a rotating joint, the other end of the gas transmission pipeline is connected with an aerator, sludge scraping aeration devices are welded at the left side and the right side of the multifunctional rotating shaft, a fluorescence dissolved oxygen electrode is arranged in an inner cavity of the concentration tank body, a fluorescence dissolved oxygen meter is fixedly arranged at the outer side of the concentration tank body, and a control device is fixedly arranged at the outer side of the concentration tank body, the device has the characteristic of preventing the sludge at the bottom of the tank body of the concentration tank from floating upwards due to the anaerobic condition.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, concretely relates to novel sludge thickening tank.
Background
The water content of the sludge generated in the wastewater treatment process is very high, so the volume of the sludge is relatively large, and the treatment, utilization and transportation of the sludge are difficult. The sludge concentration is to reduce the water content of the sludge and reduce the volume of the sludge through sludge thickening, thereby reducing subsequent treatment cost, the gravity concentration is essentially a precipitation process, and belongs to compression precipitation, the common methods of the sludge concentration comprise a gravity concentration method, an air flotation concentration method and a centrifugal concentration method, a gravity concentration tank can be divided into a continuous type and an intermittent type according to the operation mode of the gravity concentration tank, the continuous type is mainly used for large and medium-sized sewage treatment plants, the intermittent type is mainly used for sewage treatment plants of small-sized sewage treatment plants or industrial enterprises, and the two modes are both carried out by adopting concentration tanks.
SUMMERY OF THE UTILITY MODEL
In the process of sludge sedimentation, anaerobic floating can occur at the bottom of the sludge due to the long time required for sludge concentration. The utility model provides a novel sludge thickening tank has but the lower floor oxygen content of real-time supervision thickening tank, and the operation of automatic control aeration machine prevents that the mud of thickening tank cell body bottom from taking place the characteristics of the come-up condition because of the anaerobism.
The utility model provides a following technical scheme: a novel sludge concentration tank comprises a concentration tank body, wherein a first support frame is fixedly mounted at the top of the concentration tank body, a rolling bearing is fixedly mounted on the first support frame, a multifunctional rotating shaft is fixedly connected in the inner cavity of the rolling bearing in a clamping manner, a first belt pulley is sleeved on the outer side of the multifunctional rotating shaft, a motor is fixedly mounted on the support frame, an output shaft of the motor is fixedly connected with a second belt pulley, the second belt pulley is connected with the first belt pulley through a belt, a sludge input pipeline is arranged at the top of the concentration tank body, an overflow pipe is communicated with the right side of the concentration tank body, a sampling device is communicated with the left side of the concentration tank body, an air input cavity is arranged in the multifunctional rotating shaft, a rotary joint is mounted at the top of the multifunctional rotating shaft and is rotationally connected with the air transmission pipeline, fixedly connected with mount on the gas transmission pipeline, the bottom and the support frame fixed connection of mount, the other end and the aeration machine of gas transmission pipeline are connected, the outside welding of multi-functional axis of rotation has mud feed barrel and helical blade, the left and right sides of multi-functional axis of rotation has all welded and has scraped mud aeration equipment, the fixed mud fill that sinks that is equipped with in bottom of concentrated pond cell body, the bottom intercommunication that sinks the mud fill has electric valve, electric valve's bottom and mud pipe intercommunication, the bottom of multi-functional axis of rotation is connected with sinks the mud fill and scrapes mud device, be equipped with fluorescence dissolved oxygen electrode in the inner chamber of concentrated pond cell body, the outside fixed mounting of concentrated pond cell body has fluorescence dissolved oxygen appearance, the outside of concentrated pond cell body is fixed mounting still has controlling means.
The sludge scraping and aerating device comprises a second support frame, an aerator pipe is welded on the second support frame, the aerator pipe is communicated with the air input cavity, the aerator pipe is communicated with an aeration nozzle on the side surface of the side opposite to the rotating direction of the motor, and a first sludge scraping plate is screwed on the side surface of the bottom beam of the second support frame on the side opposite to the rotating direction of the motor; first mud scraper is arranged in striking off the mud of concentrated pond cell body bottom, and the aeration pipe is advanced in utilizing the air input pipeline to input the inside air input chamber of multi-functional axis of rotation of air input to the aeration machine operation, inputs the lower floor to the concentrated pond cell body through the aeration shower nozzle with the air, promotes the oxygen content of concentrated pond cell body lower floor, prevents that the mud of concentrated pond cell body bottom from taking place the come-up condition because of the anaerobism, owing to scrape mud aeration equipment rotatable, make the air can more even input advance concentrated pond cell body inside.
The sampling device comprises a plurality of sampling drainage tubes with the same vertical spacing, the right end of each sampling drainage tube is fixedly connected with the left side wall of the concentration tank body, the left end of each sampling drainage tube is connected with a first manual valve, the left side of each first manual valve is connected with an inclined tube, the left end of each inclined tube is communicated with a vertical drainage tube, the vertical drainage tube adopts a transparent PVC pipeline, and the bottom of each vertical drainage tube is communicated with a second manual valve; when the quality of water to the not co-altitude section of concentrated pond cell body needs are taken a sample, can select the sample drainage tube corresponding with the sample height, open the first manual valve on this sample drainage tube, water can flow in perpendicular drainage tube through the slope pipe, because perpendicular drainage tube is transparent PVC pipe, can observe the water level in the perpendicular drainage tube, after the water level in the perpendicular drainage tube reaches suitable height, close first manual valve, open the manual valve of second, can be with in the row's of perpendicular drainage tube income sample container.
The mud scraping device of the mud settling hopper comprises a connecting shaft, connecting rods are welded on the left side and the right side of the connecting shaft, and a second mud scraping plate is welded at the other end of each connecting rod; the second mud scraper is used for scraping off the sludge on the inner side wall of the sludge settling hopper.
The control device is electrically connected with the electric input of the fluorescence dissolved oxygen instrument, and the control device is electrically connected with the electric output of the aerator; the oxygen content of the lower layer of the concentration tank body is monitored by the cooperation of the fluorescence dissolved oxygen electrode and the fluorescence dissolved oxygen meter, the oxygen content data is transmitted to the control device, and when the oxygen content of the lower layer of the concentration tank body is too low, the control device can automatically control the operation of the aerator.
Wherein a plurality of feed inlets are communicated with the bottom of the sludge feed barrel; the feed inlet is used for discharging the mud-water mixture in the sludge feed barrel into the pool body of the concentration pool.
Wherein a support column is welded at the bottom of the tank body of the concentration tank; the support column is used for supporting the tank body of the concentration tank.
Wherein the output port of the sludge input pipeline is over against the sludge feeding barrel; so that the mud-water mixture in the sludge input pipeline can be discharged into the sludge feeding barrel.
The utility model has the advantages that:
when the oxygen content of the lower layer of the concentration tank body is too low, the control device can automatically control the operation of the aerator, air is input into an air input cavity inside the multifunctional rotating shaft by using an air transmission pipeline and enters into an aeration pipe, air is input into the lower layer of the concentration tank body through an aeration nozzle, the oxygen content of the lower layer of the concentration tank body is improved, when the oxygen content reaches a standard value, the control device automatically controls the aerator to stop running, the condition that sludge at the bottom of the concentration tank body floats upwards due to anaerobism is prevented, and the sludge scraping and aerating device can rotate, so that the air can be more uniformly input into the concentration tank body;
when the quality of water to the not co-altitude section of concentrated pond cell body needs are taken a sample, can select the sample drainage tube corresponding with the sample height, open the first manual valve on this sample drainage tube, water can flow in perpendicular drainage tube through the slope pipe, because perpendicular drainage tube is transparent PVC pipe, can observe the water level in the perpendicular drainage tube, after water level in the perpendicular drainage tube reaches suitable height, close first manual valve, open the manual valve of second, can be with in the row income sample vessel of perpendicular drainage tube, it is comparatively convenient to use.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of a multifunctional rotating shaft according to the present invention;
FIG. 3 is a schematic top view of the sludge scraping and aerating apparatus of the present invention;
fig. 4 is a front view of the sampling device of the present invention.
In the figure: 100. a tank body of the concentration tank; 210. a first support frame; 220. a rotating bearing; 230. a first pulley; 240. a motor; 250. a second pulley; 260. a belt; 300. a multifunctional rotating shaft; 310. an air input chamber; 320. a rotary joint; 330. a sludge charging barrel; 340. a helical blade; 350. a sludge scraping and aerating device; 351. a second support frame; 352. an aeration pipe; 353. an aeration nozzle; 354. a first mud scraper; 360. a mud scraper of the mud settling hopper; 361. a connecting shaft; 362. a connecting rod; 363. a second mud scraper; 410. a sludge input pipeline; 420. an overflow pipe; 500. a sampling device; 510. sampling a drainage tube; 520. a first manual valve; 530. an inclined tube; 540. a vertical drain pipe; 550. a second manual valve; 610. a gas pipeline; 620. a fixed mount; 630. an aerator; 700. a mud settling hopper; 810. an electrically operated valve; 820. a sludge discharge pipe; 910. a fluorescent dissolved oxygen electrode; 920. a fluorescent dissolved oxygen instrument; 930. and a control device.
Detailed Description
Referring to fig. 1-4, the present invention provides the following technical solutions: a novel sludge concentration tank comprises a concentration tank body 100, a first support frame 210 is fixedly mounted at the top of the concentration tank body 100, a rotating bearing 220 is fixedly mounted on the first support frame 210, a multifunctional rotating shaft 300 is fixedly connected with a clamping connection in an inner cavity of the rotating bearing 220, a first belt pulley 230 is sleeved outside the multifunctional rotating shaft 300, a motor 240 is fixedly mounted on the support frame 210, an output shaft of the motor 240 is fixedly connected with a second belt pulley 250, the second belt pulley 250 is connected with the first belt pulley 240 through a belt 260, a sludge input pipeline 410 is arranged at the top of the concentration tank body 100, an overflow pipe 420 is communicated with the right side of the concentration tank body 100, a sampling device 500 is communicated with the left side of the concentration tank body 100, an air input cavity 310 is arranged in the multifunctional rotating shaft 300, and a rotary joint 320 is mounted at the top of the multifunctional rotating shaft 300, the rotary joint 320 is rotatably connected with a gas transmission pipeline 610, a fixing frame 620 is fixedly connected on the gas transmission pipeline 610, the bottom of the fixing frame 620 is fixedly connected with the supporting frame 210, the other end of the gas transmission pipeline 610 is connected with the aerator 630, a sludge feeding barrel 330 and a helical blade 340 are welded to the outer side of the multifunctional rotating shaft 300, mud scraping and aerating devices 350 are welded on the left side and the right side of the multifunctional rotating shaft 300, mud settling hoppers 700 are fixedly arranged at the bottom of the concentration tank body 100, the bottom of the mud settling hopper 700 is communicated with an electric valve 810, the bottom of the electric valve 810 is communicated with a mud discharging pipe 820, the bottom of the multifunctional rotating shaft 300 is connected with a mud bucket mud scraping device 360, a fluorescent dissolved oxygen electrode 910 is arranged in the inner cavity of the concentration tank body 110, the outside of concentration tank cell body 100 is fixed mounting has fluorescence dissolved oxygen appearance 920, the outside of concentration tank cell body 100 still fixed mounting has controlling means 930.
In this embodiment:
the sludge scraping and aerating device 350 comprises a second support frame 351, an aeration pipe 352 is welded on the second support frame 351, the aeration pipe 352 is communicated with the air input cavity 310, an aeration nozzle 353 is communicated with the side surface of the aeration pipe 352 opposite to the rotating direction of the motor 240, and a first sludge scraping plate 354 is screwed on the side surface of the bottom beam of the second support frame 351 opposite to the rotating direction of the motor 240; first mud scraping plate 354 is arranged in scraping off the mud of concentrated pond cell body 100 bottom, aeration machine 630 moves in, utilize gas transmission pipeline 610 with the inside air input chamber 310 of multi-functional axis of rotation 300 of air input and enter aeration pipe 352, import the lower floor to concentrated pond cell body 100 through aeration nozzle 353, promote the oxygen content of concentrated pond cell body 100 lower floor, prevent that the mud of concentrated pond cell body 100 bottom from taking place the condition of floating because of the anaerobism, because mud scraping aeration equipment 350 is rotatable, make the air can be more even the input inside concentrated pond cell body 100.
The sampling device 500 comprises a plurality of sampling drainage tubes 510 with the same vertical spacing, the right end of each sampling drainage tube 510 is fixedly connected with the left side wall of the concentration tank body 100, the left end of each sampling drainage tube 510 is connected with a first manual valve 520, the left side of each first manual valve 520 is connected with an inclined tube 530, the left end of each inclined tube 530 is communicated with a vertical drainage tube 540, the vertical drainage tube 540 adopts a transparent PVC pipeline, and the bottom of each vertical drainage tube 540 is communicated with a second manual valve 550; when the quality of water of the section of different heights of concentrated pond cell body 100 need be sampled, can select the sample drainage tube 510 corresponding with the sample height, open first manual valve 520 on this sample drainage tube 510, water can flow into perpendicular drainage tube 540 through slope pipe 530, because perpendicular drainage tube 540 is transparent PVC pipe, can observe the water level in perpendicular drainage tube 540, after the water level in perpendicular drainage tube 540 reaches suitable height, close first manual valve 520, open manual valve 550 of second, can be with the water in the perpendicular drainage tube 540 in the sample container.
The mud scraper 360 of the mud settling bucket comprises a connecting shaft 361, connecting rods 362 are welded on the left side and the right side of the connecting shaft 361, and a second mud scraper 363 is welded at the other end of each connecting rod 362; the second scraper 363 is used for scraping off the sludge on the inner side wall of the mud bucket 700.
The control device 930 is electrically connected with the fluorescence dissolved oxygen meter 920, and the control device 930 is electrically connected with the aerator 630; the oxygen content of the lower layer of the concentration tank body 100 is monitored by the cooperation of the fluorescence dissolved oxygen electrode 910 and the fluorescence dissolved oxygen meter 920, and the oxygen content data is transmitted to the control device 930, when the oxygen content of the lower layer of the concentration tank body 100 is too low, the control device 930 can automatically control the operation of the aerator 630.
A plurality of feed inlets are communicated with the bottom of the sludge feed barrel 330; the feed inlet is used for discharging the mud-water mixture in the sludge feed barrel 330 into the concentration tank body 100.
A support column is welded at the bottom of the concentration tank body 100; the support column is used for supporting the tank body of the concentration tank.
The output port of the sludge input pipeline 410 is opposite to the upper part of the sludge feeding barrel 330; the sludge-water mixture in the sludge input pipe 410 can be discharged into the sludge feed tank 330.
The utility model discloses a theory of operation and use flow: the mixed liquid of sewage and sludge is input into the sludge feeding barrel 330 through the sludge input pipeline 410, the spiral blade 340 is used for buffering, meanwhile, the centrifugal force generated by the downward flow of the mixed liquid of sludge and water along the spiral blade 340 is used for carrying out the initial separation of sludge and water, when the sludge and water flow to the bottom of the sludge feeding barrel 330, the sludge is positioned below the water, the sludge and water flow into the interior of the concentration tank body 100 through the feed inlet at the bottom of the sludge feeding barrel 330, the sludge is deposited to the bottom of the concentration tank body 100 under the action of gravity, the water is dissolved into the supernatant, along with the input of the mixed liquid of sludge and water, the water level in the concentration tank body 100 continuously rises, when the liquid level of the supernatant is higher than the overflow pipe 420, the supernatant flows out through the overflow pipe 420, along with the deposition of the sludge, the motor 240 can be opened to drive the second belt pulley 250 to rotate, the second belt pulley 250 drives the first belt pulley 230 to rotate through the belt 260, so as to drive the multifunctional rotating shaft 300 to rotate through the rotating bearing 220, the rotation of the multifunctional rotating shaft 300 drives the sludge feeding barrel 330, the helical blades 340, the sludge scraping and aerating device 350 and the sludge depositing bucket sludge scraping device 360 to rotate, sludge on the bottom of the concentration tank body 100 and on the inner side wall of the sludge depositing bucket 700 is scraped by using the first sludge scraping plate 354 in the sludge scraping and aerating device 350 and the second sludge scraping plate 363 in the sludge depositing bucket sludge scraping and aerating device 360, and a vortex generated by the funnel-shaped concentration tank body 100 bottom plate matching with the rotation of the sludge scraping and aerating device 350 makes the sludge at the bottom of the concentration tank body 100 concentrate in the sludge depositing tube 700, the electric valve 810 is opened, the sludge can be discharged from the sludge discharge tube 820, during the use process, the oxygen content of the concentration tank body 100 at the lower layer is monitored by matching of the fluorescence dissolved oxygen electrode 910 and the fluorescence dissolved oxygen meter, the oxygen content data is transmitted to the control device 930, when the oxygen content of the lower layer of the concentration tank body 100 is too low, the control device 930 can automatically control the operation of the aerator 630, air is input into the air input cavity 310 inside the multifunctional rotating shaft 300 by the air transmission pipeline 610 and enters the aeration pipe 352, the air is input into the lower layer of the concentration tank body 100 by the aeration spray nozzle 353, the oxygen content of the lower layer of the concentration tank body 100 is improved, when the oxygen content reaches a standard value, the control device 930 automatically controls the aeration machine 630 to stop running, the sludge at the bottom of the concentration tank body 100 is prevented from floating upwards due to anaerobism, the air can be more uniformly input into the concentration tank body 100 due to the rotation of the sludge scraping aeration device 350, when water quality of different height sections of the concentration tank body 100 needs to be sampled, the sampling drainage pipe 510 corresponding to the sampling height can be selected, the first manual valve 520 on the sampling drainage pipe 510 is opened, water can flow into the vertical drainage pipe 540 through the inclined pipe 530, and the water level in the vertical drainage pipe 540 can be observed due to the fact that the vertical drainage pipe 540 is a transparent PVC pipe, when the water level in the vertical drain pipe 540 reaches a suitable height, the first manual valve 520 is closed, and the second manual valve 550 is opened, so that the water in the vertical drain pipe 540 can be drained into the sampling container.
Claims (8)
1. The utility model provides a novel sludge thickening tank which characterized in that: the sludge sewage treatment device comprises a concentration tank body, wherein a first support frame is fixedly mounted at the top of the concentration tank body, a rotating bearing is fixedly mounted on the first support frame, a multifunctional rotating shaft is fixedly clamped in an inner cavity of the rotating bearing, a first belt pulley is sleeved on the outer side of the multifunctional rotating shaft, a motor is fixedly mounted on the support frame, an output shaft of the motor is fixedly connected with a second belt pulley, the second belt pulley is connected with the first belt pulley through a belt, a sludge input pipeline is arranged at the top of the concentration tank body, an overflow pipe is communicated with the right side of the concentration tank body, a sampling device is communicated with the left side of the concentration tank body, an air input cavity is arranged inside the multifunctional rotating shaft, a rotary joint is mounted at the top of the multifunctional rotating shaft and is rotatably connected with an air transmission pipeline, and a fixing frame is fixedly connected on the air transmission pipeline, the bottom and the support frame fixed connection of mount, the other end and the aeration machine of gas transmission pipeline are connected, the outside welding of multi-functional axis of rotation has mud feed barrel and helical blade, mud aeration equipment is scraped in all welding of the left and right sides of multi-functional axis of rotation, the fixed mud fill that is equipped with in bottom of concentrated pond cell body, the bottom intercommunication of sinking the mud fill has electric valve, electric valve's bottom and mud pipe intercommunication, the bottom of multi-functional axis of rotation is connected with sinks the mud fill and scrapes the mud device, be equipped with fluorescence dissolved oxygen electrode in the inner chamber of concentrated pond cell body, the outside fixed mounting of concentrated pond cell body has fluorescence dissolved oxygen appearance, the outside of concentrated pond cell body is fixed mounting still has controlling means.
2. The novel sludge thickener according to claim 1, wherein: the sludge scraping and aerating device comprises a second support frame, an aerator pipe is welded on the second support frame, the aerator pipe is communicated with the air input cavity, an aeration nozzle is communicated with the side face of one side, opposite to the rotating direction of the motor, of the aerator pipe, and a first sludge scraping plate is screwed on the side face, opposite to the rotating direction of the motor, of the bottom beam of the second support frame.
3. The novel sludge thickener according to claim 1, wherein: sampling device includes a plurality of sample drainage tubes that the interval is the same from top to bottom, every the right-hand member of sample drainage tube and the left side wall fixed connection of concentrated pond cell body, the left end of sample drainage tube is connected with first manual valve, first manual valve's left side is connected with the slope pipe, the left end and the perpendicular drainage pipe intercommunication of slope pipe, erect the drainage pipe and adopt transparent PVC pipeline, the bottom intercommunication of erecting the drainage pipe has the manual valve of second.
4. The novel sludge thickener according to claim 1, wherein: the mud scraping device of the mud settling hopper comprises a connecting shaft, connecting rods are welded on the left side and the right side of the connecting shaft, and a second mud scraping plate is welded at the other end of each connecting rod.
5. The novel sludge thickener according to claim 1, wherein: the control device is electrically connected with the electric input of the fluorescence dissolved oxygen instrument, and the control device is electrically connected with the electric output of the aerator.
6. The novel sludge thickener according to claim 1, wherein: and a plurality of feed inlets are communicated with the bottom of the sludge feed barrel.
7. The novel sludge thickener according to claim 1, wherein: and a support column is welded at the bottom of the pool body of the concentration pool.
8. The novel sludge thickener according to claim 1, wherein: the output port of the sludge input pipeline is over against the sludge feeding barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088275.7U CN214936933U (en) | 2021-05-20 | 2021-05-20 | Novel sludge thickening tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088275.7U CN214936933U (en) | 2021-05-20 | 2021-05-20 | Novel sludge thickening tank |
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| Publication Number | Publication Date |
|---|---|
| CN214936933U true CN214936933U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121088275.7U Active CN214936933U (en) | 2021-05-20 | 2021-05-20 | Novel sludge thickening tank |
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| CN (1) | CN214936933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115557661A (en) * | 2022-10-11 | 2023-01-03 | 南京环美科技股份有限公司 | Method and device for treating leachate of waste incineration power plant |
| CN116899279A (en) * | 2023-09-13 | 2023-10-20 | 江西亚非国际矿冶研究有限公司 | Intelligent mineral separation thickener |
-
2021
- 2021-05-20 CN CN202121088275.7U patent/CN214936933U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115557661A (en) * | 2022-10-11 | 2023-01-03 | 南京环美科技股份有限公司 | Method and device for treating leachate of waste incineration power plant |
| CN116899279A (en) * | 2023-09-13 | 2023-10-20 | 江西亚非国际矿冶研究有限公司 | Intelligent mineral separation thickener |
| CN116899279B (en) * | 2023-09-13 | 2023-12-01 | 江西亚非国际矿冶研究有限公司 | Intelligent mineral separation thickener |
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