CN109647015B - Coagulation flocculation sedimentation tank sludge floating eliminating system and control method - Google Patents
Coagulation flocculation sedimentation tank sludge floating eliminating system and control method Download PDFInfo
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- CN109647015B CN109647015B CN201811653851.0A CN201811653851A CN109647015B CN 109647015 B CN109647015 B CN 109647015B CN 201811653851 A CN201811653851 A CN 201811653851A CN 109647015 B CN109647015 B CN 109647015B
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- 239000010802 sludge Substances 0.000 title claims abstract description 71
- 238000005345 coagulation Methods 0.000 title claims abstract description 62
- 230000015271 coagulation Effects 0.000 title claims abstract description 62
- 238000004062 sedimentation Methods 0.000 title claims abstract description 62
- 238000005189 flocculation Methods 0.000 title claims abstract description 60
- 230000016615 flocculation Effects 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- 238000007789 sealing Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000008030 elimination Effects 0.000 abstract description 10
- 238000003379 elimination reaction Methods 0.000 abstract description 10
- 238000000926 separation method Methods 0.000 abstract description 10
- 238000004939 coking Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 10
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a coagulation flocculation sedimentation tank sludge floating elimination system and a control method. The device belongs to the technical field of reduction of coking rate of oil guns, and can carry out solid-liquid separation and separate storage on floating sludge in a coagulation flocculation sedimentation tank so as to eliminate the floating sludge in the coagulation flocculation sedimentation tank, and comprises a water storage tank, a water conduit, an upper annular plate, a lower annular plate and an outer circular pipe; a first storage pool is arranged on the right side of the coagulation flocculation sedimentation tank; a guide rail is transversely arranged above the coagulation flocculation sedimentation tank; the guide rail is provided with a first cylinder which is driven by a first motor to move left and right downwards, a telescopic rod of the first cylinder is vertically arranged downwards, a horizontal disc is fixedly arranged at the lower end of the telescopic rod of the first cylinder, a pipe rotating mechanism with a rotating shaft vertically arranged downwards is arranged on the lower surface of the horizontal disc, a water throwing circular pipe with an upper port sealed is vertically arranged downwards in the rotating shaft of the pipe rotating mechanism, and a ring rotating mechanism is arranged at the left lower end of the outer pipe wall of the water throwing circular pipe.
Description
Technical Field
The invention relates to the technical field of sludge floating elimination of a coagulation and flocculation sedimentation tank, in particular to a sludge floating elimination system of the coagulation and flocculation sedimentation tank and a control method.
Background
At present, no special equipment for eliminating the floating sludge in the coagulation and flocculation sedimentation tank exists, so that the design of equipment capable of eliminating the floating sludge in the coagulation and flocculation sedimentation tank is very necessary.
Disclosure of Invention
The invention provides a coagulation flocculation sedimentation tank sludge floating eliminating system and a control method, which can separate solid and liquid and store floating sludge in a coagulation flocculation sedimentation tank respectively so as to eliminate the floating sludge in the coagulation flocculation sedimentation tank, and have good reliability.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the system for eliminating the sludge floating up of the coagulation flocculation sedimentation tank comprises a water storage tank, a water conduit, an upper annular plate, a lower annular plate and an outer circular pipe; a first storage pool is arranged on the right side of the coagulation flocculation sedimentation tank; a guide rail is transversely arranged above the coagulation flocculation sedimentation tank; a first air cylinder driven by a first motor to move left and right is arranged downwards on the guide rail, a horizontal disc is fixedly arranged at the lower end of the telescopic rod of the first air cylinder, a pipe rotating mechanism with a rotating shaft arranged downwards vertically is arranged on the lower surface of the horizontal disc, a water throwing circular pipe with a sealed upper port is arranged downwards vertically on the rotating shaft of the pipe rotating mechanism, a ring rotating mechanism is arranged at the left lower end of the outer pipe wall of the water throwing circular pipe, a fixed lock is arranged at the right lower end of the outer pipe wall of the water throwing circular pipe, the left end of a pipe cover ring is vertically connected to the ring rotating mechanism in a rotating manner, the pipe cover ring can be tightly and fixedly connected to the lower pipe orifice of the water throwing circular pipe after rotating, and a ring lock matched with the fixed lock is arranged at the right end of the pipe cover ring; a plurality of blades are arranged in the pipe cover ring, and the blades can upwards squeeze the sludge in the coagulation flocculation sedimentation tank into the water throwing circular pipe when the pipe cover ring rotates; a plurality of water filtering holes are arranged on the pipe wall of the water throwing circular pipe; the upper end of the outer circular tube is fixedly connected to the horizontal disc, the water throwing circular tube is arranged in the outer circular tube, and the water throwing circular tube and the outer circular tube are arranged at intervals; the outer ring of the lower annular piece is fixedly connected to the lower pipe orifice of the outer circular pipe in a sealing manner, and the lower end of the outer pipe wall of the water throwing circular pipe is in sealing and rotating connection with the inner ring of the lower annular piece; the lower annular piece is arranged above the ring rotating mechanism; the inner ring of the upper annular plate is connected to the upper end of the vertical outer pipe wall of the water throwing circular pipe in a sealing and rotating manner, and the outer ring of the upper annular plate is fixedly connected to the inner pipe wall of the outer circular pipe above the lower annular plate in a sealing manner; the pipe center line of the water throwing circular pipe and the pipe center line of the outer circular pipe fall on the same vertical line, so that a water removing cavity is formed between the water throwing circular pipe and the outer circular pipe; the lower end of the outer circular tube is provided with a water outlet; two ends of the water diversion pipe are respectively connected with the water outlet hole of the outer circular pipe and the water inlet hole of the water storage tank in a butt joint mode.
A control method suitable for a sludge floating elimination system of a coagulation and flocculation sedimentation tank is characterized in that after the sludge in the coagulation and flocculation sedimentation tank floats upwards to a set height; firstly, a pipe cover ring is tightly covered and fixedly connected to the lower pipe orifice of the water throwing round pipe by means of a ring lock catch fixing lock, and then a user can put the water throwing round pipe into sludge in a coagulation flocculation sedimentation tank by starting a first motor and a first cylinder; then, the pipe rotating mechanism is started to enable the water throwing round pipe to rotate, the water throwing round pipe rotates to drive the pipe cover ring to rotate, the pipe cover ring rotates to drive the blades to rotate, and the blades can upwards squeeze sludge in the coagulation flocculation sedimentation tank into the water throwing round pipe after the blades rotate; the water in the sludge enters the dehydration cavity through the water filtering holes on the pipe wall of the water throwing circular pipe, and the water in the dehydration cavity flows into the water storage tank through the water diversion pipe; when the water of the sludge in the water throwing circular tube is thrown out, dry sludge is formed in the water throwing circular tube, then a user shortens a telescopic rod of a first air cylinder to lift the water throwing circular tube, then the water throwing circular tube filled with the dry sludge is driven by a first motor to move to the position above a first storage pool, then a tube cover ring is opened, and the dry sludge in the water throwing circular tube is put into the first storage pool; the sludge in the coagulation flocculation sedimentation tank can be removed by the reciprocating operation.
The scheme can carry out solid-liquid separation and separate storage on the floating sludge in the coagulation and flocculation sedimentation tank, thereby realizing the elimination of the floating sludge in the coagulation and flocculation sedimentation tank and having good reliability.
Preferably, the system further comprises a controller, and the fixed lock is an electric control lock; the control end of the first motor, the control end of the first cylinder, the control end of the pipe rotating mechanism, the control end of the ring rotating mechanism and the control end of the electric control lock are respectively connected with the controller.
The control of the motor, the cylinder, the pipe rotating mechanism and the ring rotating mechanism can realize solid-liquid separation and separate storage of floating sludge in the coagulation flocculation sedimentation tank through the controller, and the device is convenient and simple to use and high in reliability.
Preferably, the diameter of the inner cavity of the water throwing circular tube is a conical cavity with small upper end and large lower end; the inner top surface of the water throwing round pipe is provided with a second air cylinder with a telescopic rod facing downwards vertically, the lower end of the telescopic rod of the second air cylinder is horizontally provided with a pressing plate, and the control end of the second air cylinder is connected with a controller.
The dry sludge is convenient to take out from the water throwing circular tube, and the use is convenient and simple.
Preferably, a sludge floating height detection sensor capable of detecting the floating height of the sludge in the coagulation flocculation sedimentation tank is arranged in the coagulation flocculation sedimentation tank, and the sludge floating height detection sensor is connected with the controller.
The sludge floating height detection sensor detects the floating height of the sludge in the coagulation flocculation sedimentation tank, and automatically starts solid-liquid separation and separate storage of the sludge in the coagulation flocculation sedimentation tank, so that the floating elimination of the sludge in the coagulation flocculation sedimentation tank is realized by intelligent and automatic operation.
Preferably, a vertical pipe is arranged in the coagulation flocculation sedimentation tank, a plurality of vertical through holes are arranged on the pipe wall of the vertical pipe, and a buoyancy ball capable of floating on the sludge is movably arranged in the vertical pipe; the sludge floating height detection sensor is a ranging sensor, the ranging sensor is arranged at the upper end in the vertical pipe, and the ranging sensor can detect the floating height of the buoyancy ball.
The height of the floating of the sludge in the coagulation flocculation sedimentation tank is indirectly measured through the detection of the distance measurement sensor, and the solid-liquid separation and the separate storage of the sludge in the coagulation flocculation sedimentation tank are automatically started, so that the floating of the sludge in the coagulation flocculation sedimentation tank is eliminated by intelligent and automatic implementation. The reliability is high.
The invention can achieve the following effects:
the invention can carry out solid-liquid separation and separate storage on the floating sludge in the coagulation and flocculation sedimentation tank, thereby realizing the elimination of the floating sludge in the coagulation and flocculation sedimentation tank and having good reliability.
Drawings
Fig. 1 is a schematic diagram of a connection structure according to an embodiment of the present invention.
Fig. 2 is a schematic view of a cross-sectional connection structure of a water throwing circular tube arranged in an outer circular tube according to an embodiment of the present invention.
Fig. 3 is a schematic block diagram of a circuit schematic connection structure according to an embodiment of the present invention.
Fig. 4 is a schematic view of a connection structure at a buoyancy ball according to an embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: the coagulation flocculation sedimentation tank sludge floating eliminating system is shown in fig. 1-4, and comprises a water storage tank 20, a water conduit 1, an upper annular plate 13, a lower annular plate 17 and an outer circular pipe 12; a first storage tank 22 is arranged on the right side of the coagulation flocculation sedimentation tank 21; a guide rail 8 is transversely arranged above the coagulation flocculation sedimentation tank; a first air cylinder 6 driven by a first motor 5 to move left and right is arranged downwards on the guide rail, a horizontal disc 11 is fixedly arranged at the lower end of a telescopic rod 7 of the first air cylinder, a pipe rotating mechanism 30 with a rotating shaft vertically downwards arranged is arranged on the lower surface of the horizontal disc, a water throwing circular pipe 15 with a sealed upper port is vertically downwards arranged on the rotating shaft of the pipe rotating mechanism, a ring rotating mechanism 2 is arranged at the left lower end of the outer pipe wall of the water throwing circular pipe, a fixed lock 18 is arranged at the right lower end of the outer pipe wall of the water throwing circular pipe, the left end of a pipe cover ring 3 is vertically and rotatably connected to the ring rotating mechanism, the pipe cover ring can be tightly and fixedly connected to the lower pipe orifice of the water throwing circular pipe after rotating, and a ring lock catch 19 matched with the fixed lock is arranged at the right end of the pipe cover ring; a plurality of blades 4 are arranged in the pipe cover ring, and the blades can upwards squeeze the sludge in the coagulation flocculation sedimentation tank into the water throwing circular pipe 36 when the pipe cover ring rotates; a plurality of water filtering holes 14 are arranged on the pipe wall of the water throwing circular pipe; the upper end of the outer circular tube is fixedly connected to the horizontal disc, the water throwing circular tube is arranged in the outer circular tube, and the water throwing circular tube and the outer circular tube are arranged at intervals; the outer ring of the lower annular piece is fixedly connected to the lower pipe orifice of the outer circular pipe in a sealing manner, and the lower end of the outer pipe wall of the water throwing circular pipe is in sealing and rotating connection with the inner ring of the lower annular piece; the lower annular piece is arranged above the ring rotating mechanism; the inner ring of the upper annular plate is connected to the upper end of the vertical outer pipe wall of the water throwing circular pipe in a sealing and rotating manner, and the outer ring of the upper annular plate is fixedly connected to the inner pipe wall of the outer circular pipe above the lower annular plate in a sealing manner; the pipe center line of the water throwing circular pipe and the pipe center line of the outer circular pipe fall on the same vertical line, so that a water removing cavity 16 is formed between the water throwing circular pipe and the outer circular pipe; the lower end of the outer circular tube is provided with a water outlet; two ends of the water diversion pipe are respectively connected with the water outlet hole of the outer circular pipe and the water inlet hole of the water storage tank in a butt joint mode.
The system further comprises a controller 38, the fixed lock being an electrically controlled lock 37; the control end of the first motor, the control end of the first cylinder, the control end of the pipe rotating mechanism, the control end of the ring rotating mechanism and the control end of the electric control lock are respectively connected with the controller.
The diameter of the inner cavity of the water throwing circular tube is a conical cavity with small upper end and big lower end; the inner top surface of the water throwing round pipe is provided with a second air cylinder 9 with a telescopic rod facing downwards vertically, the lower end of the telescopic rod of the second air cylinder is horizontally provided with a pressing plate 10, and the control end of the second air cylinder is connected with a controller.
The coagulation sedimentation tank is provided with a sludge floating height detection sensor 35 which can detect the floating height of the sludge in the coagulation sedimentation tank, and the sludge floating height detection sensor is connected with the controller.
A vertical pipe 32 is arranged in the coagulation flocculation sedimentation tank, a plurality of vertical through holes 33 are arranged on the pipe wall of the vertical pipe, and a buoyancy ball 34 capable of floating on the sludge is movably arranged in the vertical pipe; the sludge floating height detection sensor is a ranging sensor 31, and the ranging sensor is arranged at the upper end in the vertical pipe and can detect the floating height of the buoyancy ball.
The pipe rotating mechanism comprises a hanging plate 25, the upper end of which is fixed on the lower surface of the horizontal disc, a plate vertical hole is formed in the hanging plate, a vertical rotating rod 29 is arranged in the plate vertical hole, and the upper top surface of the water throwing circular pipe is fixedly connected to the lower bottom surface of the vertical rotating rod; the upper end of the vertical rotating rod above the hanging plate is fixedly connected with a driven wheel 28, the hanging plate at the side of the vertical hole of the plate is provided with a second motor 23, the control end of which is connected with a controller, the rotating shaft 24 of the second driving motor is provided with a driving wheel 26, and the driving wheel is connected with the driven wheel in a driving way through a driving chain 27.
The controller in this embodiment adopts an industrial tablet computer of the CBW-T104S model. The first motor and the second motor in the embodiment are stepping motors, and reliability is high. The first cylinder and the second cylinder in this embodiment are all general standard cylinders. Such as SMC standard cylinder MDBG63-75Z.
The control of the motor, the cylinder, the pipe rotating mechanism and the ring rotating mechanism can realize solid-liquid separation and separate storage of floating sludge in the coagulation flocculation sedimentation tank through the controller, and the device is convenient and simple to use and high in reliability.
The sludge floating height detection sensor detects the floating height of the sludge in the coagulation flocculation sedimentation tank, and automatically starts solid-liquid separation and separate storage of the sludge in the coagulation flocculation sedimentation tank, so that the floating elimination of the sludge in the coagulation flocculation sedimentation tank is realized by intelligent and automatic operation.
The height of the floating of the sludge in the coagulation flocculation sedimentation tank is indirectly measured through the detection of the distance measurement sensor, and the solid-liquid separation and the separate storage of the sludge in the coagulation flocculation sedimentation tank are automatically started, so that the floating of the sludge in the coagulation flocculation sedimentation tank is eliminated by intelligent and automatic implementation. The reliability is high.
A control method suitable for a coagulation flocculation sedimentation tank sludge floating elimination system,
under the control of a controller, when the distance measuring sensor detects that the floating height of the sludge in the coagulation flocculation sedimentation tank reaches a set height, a pipe cover ring is tightly and fixedly connected to the lower pipe orifice of the water throwing round pipe by means of a ring lock catch fixing lock, and then the water throwing round pipe is placed into the sludge in the coagulation flocculation sedimentation tank by starting a first motor and a first air cylinder; then, the pipe rotating mechanism is started to enable the water throwing round pipe to rotate, the water throwing round pipe rotates to drive the pipe cover ring to rotate, the pipe cover ring rotates to drive the blades to rotate, and the blades can upwards squeeze sludge in the coagulation flocculation sedimentation tank into the water throwing round pipe after the blades rotate; the water in the sludge enters the dehydration cavity through the water filtering holes on the pipe wall of the water throwing circular pipe, and the water in the dehydration cavity flows into the water storage tank through the water diversion pipe; when the water of the sludge in the water throwing circular tube is thrown out, dry sludge is formed in the water throwing circular tube, then the telescopic rod of the first air cylinder is shortened, the water throwing circular tube is lifted, the water throwing circular tube filled with the dry sludge is moved to the position above the first storage pool under the drive of the first motor, then the tube cover ring is opened, and the dry sludge in the water throwing circular tube is put into the first storage pool; the sludge in the coagulation flocculation sedimentation tank can be removed by the reciprocating operation.
The embodiment can carry out solid-liquid separation and separate storage on the floating sludge in the coagulation and flocculation sedimentation tank, thereby realizing the elimination of the floating sludge in the coagulation and flocculation sedimentation tank and having good reliability.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the embodiments are not limited to the above examples, and various changes or modifications may be made by one of ordinary skill in the art within the scope of the appended claims.
Claims (1)
1. The system for eliminating the sludge floating up of the coagulation flocculation sedimentation tank is characterized by comprising a water storage tank, a water diversion pipe, an upper annular sheet, a lower annular sheet and an outer circular pipe; a first storage pool is arranged on the right side of the coagulation flocculation sedimentation tank; a guide rail is transversely arranged above the coagulation flocculation sedimentation tank; a first air cylinder driven by a first motor to move left and right is arranged downwards on the guide rail, a horizontal disc is fixedly arranged at the lower end of the telescopic rod of the first air cylinder, a pipe rotating mechanism with a rotating shaft arranged downwards vertically is arranged on the lower surface of the horizontal disc, a water throwing circular pipe with a sealed upper port is arranged downwards vertically on the rotating shaft of the pipe rotating mechanism, a ring rotating mechanism is arranged at the left lower end of the outer pipe wall of the water throwing circular pipe, a fixed lock is arranged at the right lower end of the outer pipe wall of the water throwing circular pipe, the left end of a pipe cover ring is vertically connected to the ring rotating mechanism in a rotating manner, the pipe cover ring can be tightly and fixedly connected to the lower pipe orifice of the water throwing circular pipe after rotating, and a ring lock matched with the fixed lock is arranged at the right end of the pipe cover ring; a plurality of blades are arranged in the pipe cover ring, and the blades can upwards squeeze the sludge in the coagulation flocculation sedimentation tank into the water throwing circular pipe when the pipe cover ring rotates; a plurality of water filtering holes are arranged on the pipe wall of the water throwing circular pipe; the upper end of the outer circular tube is fixedly connected to the horizontal disc, the water throwing circular tube is arranged in the outer circular tube, and the water throwing circular tube and the outer circular tube are arranged at intervals; the outer ring of the lower annular piece is fixedly connected to the lower pipe orifice of the outer circular pipe in a sealing manner, and the lower end of the outer pipe wall of the water throwing circular pipe is in sealing and rotating connection with the inner ring of the lower annular piece; the lower annular piece is arranged above the ring rotating mechanism; the inner ring of the upper annular plate is connected to the upper end of the vertical outer pipe wall of the water throwing circular pipe in a sealing and rotating manner, and the outer ring of the upper annular plate is fixedly connected to the inner pipe wall of the outer circular pipe above the lower annular plate in a sealing manner; the pipe center line of the water throwing circular pipe and the pipe center line of the outer circular pipe fall on the same vertical line, so that a water removing cavity is formed between the water throwing circular pipe and the outer circular pipe; the lower end of the outer circular tube is provided with a water outlet; two ends of the water diversion pipe are respectively connected with a water outlet hole of the outer circular pipe and a water inlet hole of the water storage tank in a butt joint mode;
the system also comprises a controller, wherein the fixed lock is an electric control lock; the control end of the first motor, the control end of the first cylinder, the control end of the pipe rotating mechanism, the control end of the ring rotating mechanism and the control end of the electric control lock are respectively connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811653851.0A CN109647015B (en) | 2018-12-31 | 2018-12-31 | Coagulation flocculation sedimentation tank sludge floating eliminating system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811653851.0A CN109647015B (en) | 2018-12-31 | 2018-12-31 | Coagulation flocculation sedimentation tank sludge floating eliminating system and control method |
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| CN109647015A CN109647015A (en) | 2019-04-19 |
| CN109647015B true CN109647015B (en) | 2023-07-04 |
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| JP2001170697A (en) * | 1999-12-16 | 2001-06-26 | Kubota Corp | Granulating, thickening and dehydrating device for sludge |
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| CN105481223A (en) * | 2014-01-23 | 2016-04-13 | 天紫环保装备制造（天津）有限公司 | Centrifugal sludge dewatering type small-sized innocent sludge treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2189325B1 (en) * | 1972-06-20 | 1974-12-27 | Degremont | |
| CN105880039A (en) * | 2016-05-09 | 2016-08-24 | 蚌埠市兴利离心机制造有限公司 | Feeding and discharging type vertical centrifugal machine |
| CN106365411B (en) * | 2016-11-28 | 2023-07-21 | 浙江科力尔环保设备股份有限公司 | Sludge concentration and dehydration all-in-one |
| CN107540187A (en) * | 2017-09-22 | 2018-01-05 | 昆明理工大学 | A kind of method that carbon-based material is prepared using dewatered sludge |
| CN107866334B (en) * | 2017-10-17 | 2019-04-30 | 湖北屹峡峰建设工程有限公司 | One kind goes ferromagnetics building coating to stir centrifugal separating device |
| CN207455560U (en) * | 2017-11-21 | 2018-06-05 | 中国能源建设集团华东电力试验研究院有限公司 | A kind of 660MW supercritical pressure turbines debugging apparatus |
| CN108483846B (en) * | 2018-03-21 | 2021-08-03 | 扬州君海机械有限公司 | Vertical sludge dewatering machine |
| CN209596619U (en) * | 2018-12-31 | 2019-11-08 | 中国能源建设集团华东电力试验研究院有限公司 | A kind of coagulation-flocculation clarifier sludge floating elimination system |
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2018
- 2018-12-31 CN CN201811653851.0A patent/CN109647015B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001170697A (en) * | 1999-12-16 | 2001-06-26 | Kubota Corp | Granulating, thickening and dehydrating device for sludge |
| CN102179073A (en) * | 2011-03-31 | 2011-09-14 | 重庆大学 | Pump suction type sludge residue external reflux high-efficiency clarification tank |
| CN105481223A (en) * | 2014-01-23 | 2016-04-13 | 天紫环保装备制造（天津）有限公司 | Centrifugal sludge dewatering type small-sized innocent sludge treatment system |
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| CN109647015A (en) | 2019-04-19 |
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Effective date of registration: 20231205 Address after: No.198, Qidi Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: CHINA EAST CHINA ELECTRIC POWER TEST RESEARCH INSTITUTE Co.,Ltd. Patentee after: BEIJING NORTH-STAR TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: No.198, Qidi Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: CHINA EAST CHINA ELECTRIC POWER TEST RESEARCH INSTITUTE Co.,Ltd. |