CN107715518B - Sedimentation tank mud scraper that adaptability is strong and convenient maintenance - Google Patents
Sedimentation tank mud scraper that adaptability is strong and convenient maintenance Download PDFInfo
- Publication number
- CN107715518B CN107715518B CN201711300886.1A CN201711300886A CN107715518B CN 107715518 B CN107715518 B CN 107715518B CN 201711300886 A CN201711300886 A CN 201711300886A CN 107715518 B CN107715518 B CN 107715518B
- Authority
- CN
- China
- Prior art keywords
- rotating motor
- sedimentation tank
- scraper
- scraping plate
- fixing frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 39
- 238000012423 maintenance Methods 0.000 title claims abstract description 15
- 238000007790 scraping Methods 0.000 claims abstract description 41
- 229920000742 Cotton Polymers 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- 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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/183—Construction of the scrapers or the driving mechanisms for settling tanks with multiple scraping mechanisms
-
- 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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/20—Driving mechanisms
-
- 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
- B01D21/2433—Discharge mechanisms for floating particles
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Sewage (AREA)
Abstract
The invention discloses a sedimentation tank mud scraper with strong adaptability and convenient maintenance, and relates to the technical field of environmental protection equipment; the device also comprises a top oil scraping plate, a first rotating motor, a second rotating motor, a third rotating motor and a fixing frame; the first rotating motor is arranged at the lower end of the main shaft and is fixed on the outer wall of the sleeve; the upper end of the bottom scraper is fixed on an output shaft of a second rotating motor, the lower end of the top scraper is fixed on an output shaft of a third rotating motor, and the second rotating motor and the third rotating motor are fixedly connected through a fixing frame; the output shaft of the first rotating motor is fixedly connected with the fixing frame. According to the sedimentation tank, different inclination angles of the sedimentation tank can be adjusted according to sedimentation tanks of different specifications, the maintenance and replacement of the mud scraping plate can be realized without draining sewage in the sedimentation tank, and the adaptability and the practicability are greatly improved.
Description
Technical Field
The invention relates to the technical field of environmental protection equipment, in particular to a sedimentation tank mud scraper with strong adaptability and convenient maintenance.
Background
The mud scraper is mainly used in circular sedimentation tanks with larger diameters in urban sewage treatment plants, tap water plants and industrial wastewater treatment, and is used for removing sludge settled at the bottom of the tank and skimming scum on the surface of the tank. The mud scraper consists of a driving device, a working bridge, a main mud scraping device, an auxiliary mud scraping device, a central turntable, a skimming device, an overflow weir plate, a slag baffle, a current collecting device and the like. For the sedimentation tank with water inlet at the center and water outlet at the periphery, a guide cylinder is generally required to be arranged. The driving device drives the mud scraper to rotate around the center of the sedimentation tank, the raw water is sedimentated by the sedimentation tank, the supernatant fluid is discharged from the overflow weir plate, and the mud sedimentated at the bottom of the tank slowly flows into the central mud collecting groove along the bottom of the tank under the pushing of the logarithmic spiral curve-shaped scraping plate and is discharged through the mud discharging pipe. And meanwhile, the scum on the pool surface is concentrated in the area between the scum scraping plate and the scum baffle plate, when the working bridge passes through the scum discharge cylinder floating on the pool surface, the scum discharge cylinder is pressed to the liquid surface, and the scum is discharged out of the pool through the discharge cylinder.
At present, the mud scraping plate of the mud scraping machine used in the sedimentation tank is fixed according to the inclination angle of the bottom inclination of the sedimentation tank, so that the mud scraping plate with different specifications is required to be formulated according to the specifications of different sedimentation tanks during processing and manufacturing, the adaptability is poor, the maintenance and the replacement are inconvenient, and the improvement is needed.
Disclosure of Invention
Aiming at the defects and shortcomings of the prior art, the invention provides the sedimentation tank mud scraper which has the advantages of simple structure, reasonable design, convenient use, strong adaptability and convenient maintenance, can adjust different inclination angles according to sedimentation tanks with different specifications, can realize maintenance and replacement of mud scraping plates without draining sewage in the sedimentation tanks, and greatly improves the adaptability and the practicability.
In order to achieve the above purpose, the invention adopts the following technical scheme: the device comprises a main motor, a main shaft, a sleeve, a central tube and a bottom mud scraping plate; an output shaft of the main motor is connected with a main shaft, a sleeve is arranged at the lower part of the main shaft, a central pipe is arranged in the main shaft, the sleeve is sleeved outside a water inlet column at the center of the sedimentation tank, and the central pipe is communicated with the water inlet column; the device also comprises a top oil scraping plate, a first rotating motor, a second rotating motor, a third rotating motor and a fixing frame; the first rotating motor is arranged at the lower end of the main shaft and is fixed on the outer wall of the sleeve; the upper end of the bottom scraper is fixed on an output shaft of a second rotating motor, the lower end of the top scraper is fixed on an output shaft of a third rotating motor, and the second rotating motor and the third rotating motor are fixedly connected through a fixing frame; the output shaft of the first rotating motor is fixedly connected with the fixing frame.
Further, two sides of the fixing frame are fixedly connected with the second rotating motor and the third rotating motor through bolts.
Further, after the output shafts of the second rotating motor and the third rotating motor respectively penetrate through the upper end of the bottom scraping plate and the lower end of the top scraping plate, the second rotating motor and the third rotating motor are fixedly connected through the fixing nuts.
Further, the bottom of the bottom scraper is connected with a plurality of auxiliary scrapers, and the auxiliary scrapers are detachably connected to the lower parts of the bottom scrapers through screws.
Further, the upper cross beam of the top oil scraping plate is provided with a plurality of oil absorption cotton blocks, and the oil absorption cotton blocks are detachably connected to the cross beam of the top oil scraping plate through bolts.
The working principle of the invention is as follows: the second rotating motor can adjust the inclination angle of the bottom mud scraping plate according to sedimentation tanks with different specifications, so that the adaptability of the second rotating motor is improved, the top oil scraping plate can scrape floating oil floating at the top of the sedimentation tank while rotating, and oil absorption cotton blocks on a cross beam play a role in absorbing oil to a certain extent; when the bottom scraper needs to be maintained and replaced, the oil absorption cotton block on the top scraper beam can be replaced by an auxiliary scraper, meanwhile, the top scraper and the bottom scraper are mutually exchanged by controlling a first rotating motor, the third rotating motor is controlled at the moment, and the inclination angle of the top scraper beam is adjusted to adapt to the bottom of the sedimentation tank, so that maintenance and replacement of the bottom scraper can be realized under the condition that sewage inside the sedimentation tank is not drained.
After the structure is adopted, the invention has the beneficial effects that: the sedimentation tank mud scraper with strong adaptability and convenient maintenance can adjust different inclination angles according to sedimentation tanks with different specifications, can realize maintenance and replacement of mud scraping plates without draining sewage in the sedimentation tanks, and has the advantages of being simple in structure, reasonable in arrangement, low in manufacturing cost and the like.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram showing connection between the second rotating electric machine and the third rotating electric machine in the present invention.
Reference numerals illustrate:
The main motor 1, the main shaft 2, the sleeve 3, the central tube 4, the bottom scraping plate 5, the top scraping plate 6, the first rotating motor 7, the second rotating motor 8, the third rotating motor 9, the fixing frame 10, the perforation 10-1, the fixing nut 11, the bolt 12, the auxiliary scraping plate 13 and the oil absorption cotton block 14.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the technical scheme adopted in this embodiment is as follows: the device comprises a main motor 1, a main shaft 2, a sleeve 3, a central tube 4 and a bottom mud scraping plate 5; an output shaft of the main motor 1 is connected with a main shaft 2, a sleeve 3 is arranged at the lower part of the main shaft 2, a central tube 4 is arranged in the main shaft 2, the sleeve 3 is sleeved outside a water inlet column at the center of the sedimentation tank, and the central tube 4 is communicated with the water inlet column; the device also comprises a top oil scraping plate 6, a first rotating motor 7, a second rotating motor 8, a third rotating motor 9 and a fixing frame 10; the first rotating motor 7 is arranged at the lower end of the main shaft 2 and is fixedly connected to the outer wall of the sleeve 3 through bolts; the upper end of the bottom scraper 5 is welded and fixed on the output shaft of a second rotating motor 8, the lower end of the top scraper 6 is welded and fixed on the output shaft of a third rotating motor 9, and the second rotating motor 8 and the third rotating motor 9 are connected and fixed through a fixing frame 10; the output shaft of the first rotating motor 7 passes through the through hole 10-1 on the fixing frame 10 and then is welded and fixed with the fixing frame 10.
Further, two sides of the fixing frame 10 are fixedly connected with the second rotating motor 8 and the third rotating motor 9 through bolts 12.
Further, the output shafts of the second rotating motor 8 and the third rotating motor 9 respectively penetrate through the upper end of the bottom scraper 5 and the lower end of the top scraper 6 and are fixedly connected through a fixing nut 11.
Further, the bottom of the bottom scraper 5 is connected with a plurality of auxiliary scrapers 13, and the auxiliary scrapers 13 are detachably connected to the lower part of the bottom scraper 5 through screws.
Further, a plurality of oil absorbing cotton blocks 14 are arranged on the upper beam of the top oil scraping plate 6, and the oil absorbing cotton blocks 14 are detachably connected to the beam of the top oil scraping plate 6 through bolts.
The working principle of the specific embodiment is as follows: the second rotating motor 8 can adjust the inclination angle of the bottom mud scraping plate 5 according to sedimentation tanks with different specifications, so that the adaptability is improved, the top oil scraping plate 6 can scrape floating oil floating at the top of the sedimentation tank while rotating, and the oil absorption cotton block 14 on the cross beam plays a role in absorbing oil to a certain extent; when the bottom scraping plate 5 needs to be maintained and replaced, the oil absorption cotton block 14 on the beam of the top scraping plate 6 can be replaced by the auxiliary scraping plate 13, meanwhile, the position of the top scraping plate 6 and the position of the bottom scraping plate 5 are mutually exchanged by controlling the first rotating motor 7, the third rotating motor 9 is controlled at the moment, and the inclination angle of the beam of the top scraping plate 6 is adjusted to adapt to the bottom of the sedimentation tank, so that maintenance and replacement of the bottom scraping plate 5 can be realized under the condition that sewage inside the sedimentation tank is not drained.
After adopting above-mentioned structure, this concrete implementation mode beneficial effect does: the sedimentation tank mud scraper with strong adaptability and convenient maintenance can adjust different inclination angles according to sedimentation tanks with different specifications, maintenance and replacement of mud scraping plates can be realized without draining sewage in the sedimentation tanks, adaptability and practicability are greatly improved, and the sedimentation tank mud scraper has the advantages of being simple in structure, reasonable in arrangement, low in manufacturing cost and the like.
The foregoing is merely illustrative of the present invention and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present invention.
Claims (3)
1. The sedimentation tank mud scraper with strong adaptability and convenient maintenance comprises a main motor, a main shaft, a sleeve, a central tube and a bottom mud scraper; an output shaft of the main motor is connected with a main shaft, a sleeve is arranged at the lower part of the main shaft, a central pipe is arranged in the main shaft, the sleeve is sleeved outside a water inlet column at the center of the sedimentation tank, and the central pipe is communicated with the water inlet column; the method is characterized in that: the device also comprises a top oil scraping plate, a first rotating motor, a second rotating motor, a third rotating motor and a fixing frame; the first rotating motor is arranged at the lower end of the main shaft and is fixed on the outer wall of the sleeve; the upper end of the bottom scraper is fixed on an output shaft of a second rotating motor, the lower end of the top scraper is fixed on an output shaft of a third rotating motor, and the second rotating motor and the third rotating motor are fixedly connected through a fixing frame; the output shaft of the first rotating motor is fixedly connected with the fixing frame,
Two sides of the fixing frame are fixedly connected with the second rotating motor and the third rotating motor through bolts,
The output shafts of the second rotating motor and the third rotating motor respectively penetrate through the upper end of the bottom scraping plate and the lower end of the top scraping plate and are fixedly connected through the fixing nuts.
2. The sedimentation tank mud scraper of claim 1, which is adaptable and convenient to maintain, wherein: the bottom of the bottom scraper is connected with a plurality of auxiliary scrapers, and the auxiliary scrapers are detachably connected to the lower parts of the bottom scrapers through screws.
3. The sedimentation tank mud scraper of claim 1, which is adaptable and convenient to maintain, wherein: the upper cross beam of the top oil scraping plate is provided with a plurality of oil absorption cotton blocks, and the oil absorption cotton blocks are detachably connected to the cross beam of the top oil scraping plate through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300886.1A CN107715518B (en) | 2017-12-10 | 2017-12-10 | Sedimentation tank mud scraper that adaptability is strong and convenient maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300886.1A CN107715518B (en) | 2017-12-10 | 2017-12-10 | Sedimentation tank mud scraper that adaptability is strong and convenient maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107715518A CN107715518A (en) | 2018-02-23 |
| CN107715518B true CN107715518B (en) | 2024-07-09 |
Family
ID=61220347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711300886.1A Active CN107715518B (en) | 2017-12-10 | 2017-12-10 | Sedimentation tank mud scraper that adaptability is strong and convenient maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107715518B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207786038U (en) * | 2017-12-10 | 2018-08-31 | 泰兴市环境保护设备厂有限公司 | Sedimentation basin mud scraper that is a kind of adaptable and facilitating repair |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB462199A (en) * | 1935-12-07 | 1937-03-04 | John Michael Callow | Improvements in or relating to settling tanks |
| DE102004055981A1 (en) * | 2004-11-19 | 2006-05-24 | Fujiwara Sangyo K.K. | Sludge-scraping and -collecting system, especially for a sewage plant, comprises a reversible slide running on a rail on the bottom of the processing tank and fitted with scraper arms which are raised when the slide returns |
| CN202666483U (en) * | 2012-03-27 | 2013-01-16 | 莫比森(北京)石油天然气技术开发有限公司 | Sludge-and-slag scraper |
| CN105169767B (en) * | 2015-09-15 | 2017-06-20 | 首钢京唐钢铁联合有限责任公司 | Oil scraping and mud removing device |
| CN206014530U (en) * | 2016-07-30 | 2017-03-15 | 山东鲁润环保工程有限公司 | Floating ring current oil receiver hydraulic-driven mud scraper is combined the unit |
-
2017
- 2017-12-10 CN CN201711300886.1A patent/CN107715518B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207786038U (en) * | 2017-12-10 | 2018-08-31 | 泰兴市环境保护设备厂有限公司 | Sedimentation basin mud scraper that is a kind of adaptable and facilitating repair |
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| Publication number | Publication date |
|---|---|
| CN107715518A (en) | 2018-02-23 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240603 Address after: Building 3, No. 9 Intelligent Road, Qilin Science and Technology Innovation Park, Jiangning District, Nanjing City, Jiangsu Province, 210012 Applicant after: Jiangsu Haijing Environmental Protection Co.,Ltd. Country or region after: China Address before: 225400 Shuangpeng Village, Binjiang Town, Taixing City, Taizhou City, Jiangsu Province Applicant before: TAIXING ENVIRONMENTAL PROTECTION EQUIPMENT FACTORY Co.,Ltd. Country or region before: China |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |