CN107694163B - Stable form skimming mud scraping device - Google Patents
Stable form skimming mud scraping device Download PDFInfo
- Publication number
- CN107694163B CN107694163B CN201711108895.0A CN201711108895A CN107694163B CN 107694163 B CN107694163 B CN 107694163B CN 201711108895 A CN201711108895 A CN 201711108895A CN 107694163 B CN107694163 B CN 107694163B
- Authority
- CN
- China
- Prior art keywords
- driving tooth
- belt wheel
- driving
- gear
- rotating shaft
- 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.)
- Active
Links
Images
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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
-
- 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
Abstract
A stable slag and mud skimming device. Relates to the field of sewage treatment equipment, in particular to the improvement of a skimming mud scraper. The stable skimming and mud scraping device has the advantages of exquisite structure, good stability, high reliability, difficulty in false triggering and better structural strength during mud scraping and skimming. The conveying belt is annularly and sequentially wound on the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel, and a plurality of anti-skid protrusions are arranged on the surfaces of the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel; the plurality of scraping plates are connected to the conveying belt through the connecting assembly; the invention has the characteristics of better structural strength during mud scraping and slag skimming and capability of greatly reducing the stirring degree of pool water.
Description
Technical Field
The invention relates to the field of sewage treatment equipment, in particular to improvement of a skimming mud scraper.
Background
When the sewage treatment sedimentation tank works, sludge is usually settled at the bottom of the tank, and floating bubbles and floating foams are accumulated on the water surface in the tank. In this regard, the applicant filed a chinese patent invention entitled "a skimmer" and "201210065220.3" on 3/13/2012, and proposed a technical solution in which the scraper can be automatically turned over to avoid stirring the liquid in the tank.
However, the applicant has found that, after practical use, the solution still brings about the following drawbacks due to the complicated mechanism: firstly, the precision requirement of each part is high, so that the problem that the scraper cannot be overturned or reset due to sundries clamped among the parts is easily caused, and the probability of false triggering is high; secondly, the connection reliability between the 'mud scraping plate' and the 'running belt' in the scheme is poor, so that the problems of mud scraping failure and the like caused by accidental overturning are very easy to occur after the mud scraping plate is stressed and particularly when bottom mud is scraped; and thirdly, after the scraper plate is turned over, a certain included angle is kept between the scraper plate and the running belt, so that the pool water is still stirred to a larger extent.
Disclosure of Invention
Aiming at the problems, the invention provides the stable type skimming and mud scraping device which is exquisite in structure, good in stability, high in reliability, not prone to false triggering and good in structural strength during mud scraping and skimming.
The technical scheme of the invention is as follows: the conveying belt is annularly and sequentially wound on the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel, and a plurality of anti-skid protrusions are arranged on the surfaces of the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel; the plurality of scraping plates are connected to the conveying belt through the connecting assembly;
the connecting assembly comprises a rotating shaft, an inner driving tooth, an outer driving plate and a pair of mounting plates, wherein a fracture is formed in the conveying belt, the mounting plates are perpendicular to the conveying belt, two ends of each mounting plate are fixedly connected to two end faces of the fracture respectively, the rotating shaft is fixedly connected with one end of the scraper, two ends of the rotating shaft are hinged to the two mounting plates, the inner driving tooth is fixedly connected to the rotating shaft and extends out of the mounting plates, the outer driving tooth is hinged to one side, away from the scraper, of one mounting plate through a center shaft, and the center shaft is attached to the rotating shaft;
the first belt wheel is hinged in the sedimentation tank and comprises a first driving tooth and a first pair of bodies which are connected into a whole, the first pair of bodies are arranged on two sides of the first driving tooth, the diameter of the first pair of bodies is larger than that of the first driving tooth, and the first driving tooth is matched with the inner driving tooth;
the second belt wheel is hinged in the sedimentation tank and comprises a second driving tooth and a second body which are connected into a whole, the second driving tooth is arranged on one side of the second body, the diameter of the second driving tooth is larger than that of the second body, the second driving tooth is matched with the outer driving tooth, and a second annular groove for containing the inner driving tooth is formed in the middle of the second body;
the belt wheel III is hinged in the sedimentation tank and comprises a driving gear III and a pair of bodies III which are connected into a whole, the pair of bodies III are arranged on two sides of the driving gear III, the diameter of the pair of bodies III is larger than that of the driving gear III, and the driving gear III is matched with the inner driving gear;
the fourth belt wheel is hinged in the sedimentation tank and comprises a fourth driving tooth and a fourth body which are connected into a whole, the fourth driving tooth is arranged on one side of the fourth body and has a diameter larger than that of the fourth body, the fourth driving tooth is matched with the outer driving tooth, and the middle of the fourth body is provided with a fourth annular groove for accommodating the inner driving tooth;
two equal fixed connection ball lock on the terminal surface of mounting panel orientation scraper blade, set up the ball groove with ball lock adaptation on the both sides terminal surface of scraper blade.
Coupling assembling still includes flexible backup pad, one of them the spout has been seted up on the mounting panel towards the terminal surface of scraper blade, the spout divide into around the outer last groove of pivot and with the lower groove of vertical setting, the one end fixed connection of backup pad is on the surface of pivot, and the lateral part of backup pad inserts to in the spout.
A plurality of transverse reinforcing rods are arranged in the supporting plate and are arranged along the axial direction of the rotating shaft.
The rotating shaft is provided with a first transmission gear, the central shaft is provided with a second transmission gear, and the first transmission gear is meshed with the second transmission gear.
The outer diameter of the inner driving tooth is equal to the outer diameter of the first driving tooth and equal to the outer diameter of the third driving tooth, the transmission ratio of the second driving tooth to the outer driving tooth multiplied by the transmission ratio of the second gear to the first gear is equal to one, and the transmission ratio of the fourth driving tooth to the outer driving tooth multiplied by the transmission ratio of the second gear to the first gear is equal to one.
When the invention is used, the scraper plate keeps an upright state when moving between the second belt wheel and the first belt wheel and between the fourth belt wheel and the third belt wheel, thereby efficiently, conveniently and clearly cleaning the sludge, the floating bubbles and the floating foams in the sedimentation tank; and when the band pulley is one to four to and move between the band pulley is three to two, will keep empting the state to effectively avoid the stirring to the pond water with the mode of laminating in the conveyer belt, make the sedimentation tank remain efficient sedimentation efficiency all the time. The invention has the characteristics of exquisite structure, good stability, high reliability, difficult false triggering, better structural strength during mud scraping and slag skimming and great reduction of the stirring degree of pool water.
Drawings
Figure 1 is a schematic diagram of an embodiment of the present disclosure,
FIG. 2 is a schematic structural diagram of a first pulley in the present application,
figure 3 is a left side view of figure 2,
FIG. 4 is a schematic structural diagram of a second pulley in the present application,
figure 5 is a left side view of figure 4,
FIG. 6 is a schematic structural view of the connecting assembly of the present invention,
figure 7 is a left side view of figure 6,
FIG. 8 is a sectional view taken along line D-D of FIG. 6
Figure 9 is a schematic view of the structure of the ball lock in the present case,
figure 10 is a schematic structural view of the support plate in the present case,
FIG. 11 is a sectional view taken along line E-E of FIG. 10;
in the figure, 1 is a sedimentation tank, 11 is a first belt wheel, 113 is a first driving gear, 114 is a first body, 12 is a second belt wheel, 123 is a second driving gear, 124 is a second body, 1240 is a second annular groove, 13 is a third belt wheel, and 14 is a fourth belt wheel;
2 is a conveyor belt;
3 is a scraper, 4 is a connecting component, 44 is a rotating shaft, 45 is an inner driving tooth, 46 is an outer driving plate, 460 is a central shaft, 47 is a mounting plate, 470 is a ball lock, 471 is an upper groove, 472 is a lower groove, and 48 is a supporting plate.
Detailed Description
The invention is shown in figures 1-11, and is arranged in a sedimentation tank 1, and comprises a belt wheel I11, a belt wheel II 12, a belt wheel III 13, a belt wheel IV 14, a conveyor belt 2, a plurality of scraping plates 3 and a plurality of connecting components 4, wherein the belt wheel I11 and the belt wheel II 12 are arranged at two ends of the position below the liquid level in the sedimentation tank 1, the belt wheel III 13 and the belt wheel IV 14 are arranged at two ends of the position at the upper part of the bottom surface of the sedimentation tank 1, and the conveyor belt 2 is sequentially wound on the belt wheel I11, the belt wheel II 12, the belt wheel III 13 and the belt wheel IV; the surfaces of the belt wheel I, the belt wheel II, the belt wheel III and the belt wheel IV are provided with a plurality of anti-skid bulges; the plurality of scraping plates 3 are connected to the conveyor belt 2 through connecting components 4;
the connecting assembly 4 comprises a rotating shaft 44, an inner driving tooth 45, an outer driving plate 46 and a pair of mounting plates 47, wherein the conveying belt is provided with a fracture, the mounting plates 44 are perpendicular to the conveying belt 2, two ends of each mounting plate are fixedly connected to two end surfaces of the fracture respectively, the rotating shaft 44 is fixedly connected with one end of the scraper 3, two ends of the rotating shaft 44 are hinged to the two mounting plates 44, the inner driving tooth 45 is fixedly connected to the rotating shaft 44 and extends out of the mounting plates 3, the outer driving tooth 46 is hinged to one side, away from the scraper 3, of one mounting plate 44 through a central shaft 460, and the central shaft 460 is attached to the rotating shaft 44; thus, the rotation of the inner driving gear can drive the scraper to turn towards one side, and the rotation of the outer driving gear can drive the scraper to turn towards the other side;
the first belt wheel 11 is hinged in the sedimentation tank 1 and comprises a first driving tooth 113 and a first pair of bodies 114 which are connected into a whole, the first pair of bodies 114 are arranged on two sides of the first driving tooth 113, the diameter of the first pair of bodies 114 is larger than that of the first driving tooth 113, and the first driving tooth 113 is matched with the inner driving tooth 45; when the scraper and the connecting component pass through, the first driving gear is in lap joint with the inner driving gear (at the moment, the outer driving gear idles), so that the first body pushes the mounting plate to keep the original state to move, and simultaneously, the first driving gear drives the inner driving gear to rotate, thereby driving the scraper to turn over, and converting the vertical state (vertical to the transmission belt) into the dumping state (parallel to the transmission belt);
the second belt wheel 12 is hinged in the sedimentation tank 1 and comprises a second driving tooth 123 and a second body 124 which are connected into a whole, the second driving tooth 123 is arranged on one side of the second body 124, the diameter of the second driving tooth 123 is larger than that of the second body 124, the second driving tooth 123 is matched with the outer driving tooth 46, and the middle part of the second body 124 is provided with a second annular groove 1240 for accommodating the inner driving tooth 45; when the scraper passes through the connecting component, the second driving tooth is in lap joint with the outer driving tooth (at the moment, the inner driving tooth is accommodated in the second annular groove and idles), so that the second body pushes the mounting plate to keep the original state to move, and meanwhile, the second driving tooth drives the outer driving tooth to rotate, thereby driving the scraper to turn over and converting the inclined state into the vertical state;
the third belt wheel 13 is hinged in the sedimentation tank 1 and comprises a third driving tooth and a third pair of bodies which are connected into a whole, the third pair of bodies are arranged on two sides of the third driving tooth, the diameter of the third driving tooth is larger than that of the third driving tooth, and the third driving tooth is matched with the inner driving tooth; when the scraper passes through the connecting component, the third driving gear is in lap joint with the inner driving gear (at the moment, the outer driving gear idles), so that the third body pushes the mounting plate to keep the original state to move, and meanwhile, the third driving gear drives the inner driving gear to rotate, thereby driving the scraper to turn over and converting the vertical state into the toppling state;
the fourth belt wheel 14 is hinged in the sedimentation tank 1 and comprises a fourth driving tooth and a fourth body which are connected into a whole, the fourth driving tooth is arranged on one side of the fourth body and has a diameter larger than that of the fourth body, the fourth driving tooth is matched with the outer driving tooth, and a fourth annular groove for accommodating the inner driving tooth is formed in the middle of the fourth body; when the scraper passes through the connecting component, the driving tooth IV is in lap joint with the outer driving tooth (at the moment, the inner driving tooth is accommodated in the annular groove IV and idles), so that the body IV pushes the mounting plate to keep the original state to move, and meanwhile, the driving tooth IV drives the outer driving tooth to rotate, thereby driving the scraper to turn over and converting the scraper from a tilting state to an upright state;
when the device is used, at least one of the first body, the second body, the third body and the fourth body can be driven by the power source so as to drive the whole device to run;
the two mounting plates 47 are fixedly connected with ball locks 470 on the end faces of the scraper 3, and ball grooves matched with the ball locks are formed in the end faces of the two sides of the scraper 3. Thereby effectively pin the scraper blade when the scraper blade is upright state, make its stable maintenance upright state, the effectual problem of avoiding the unexpected upset of scraper blade that causes because of the atress.
As shown in fig. 1, the belt wheel I, the belt wheel II, the belt wheel III and the belt wheel IV are distributed clockwise, and the conveyor belt moves along the counter-potential needle direction; when the scraper and the connecting assembly pass through the first belt wheel, the scraper can be changed into a pouring state from an upright state and is kept in the pouring state under the influence of the resistance of water before contacting the fourth belt wheel; after the scraper contacts the belt wheel IV, the scraper can be changed from a dumping state to an upright state and is kept in the upright state under the action of the ball lock; similarly, the scraper blade is turned to the toppling state under the action of the third belt wheel and is turned to the standing state under the action of the second belt wheel.
The connecting assembly 4 further includes a flexible supporting plate 48, wherein a sliding groove is formed in an end surface of one of the mounting plates 44 facing the scraper 3, the sliding groove is divided into an upper groove 471 surrounding the rotating shaft and a lower groove 472 vertically arranged, one end of the supporting plate 48 is fixedly connected to the surface of the rotating shaft 44, and a side portion of the supporting plate 48 is inserted into the sliding groove. Thus, when the scraper is in an upright state, part of the support plates are clamped into the lower groove, so that the upright state of the scraper is more stable, and the scraper has higher structural strength during skimming and mud scraping; when the scraper is changed from the vertical state to the dumping state, the support plate gradually enters the upper groove, so that the overturning of the scraper is not influenced.
The support plate 48 is provided with a plurality of transverse reinforcing rods arranged along the axial direction of the rotating shaft 44. Thereby when the scraper blade is in the state of standing, further promote the backup pad to the support effect of scraper blade, promote the stability of scraper blade when the state of standing.
The rotating shaft 44 is provided with a first transmission gear, the central shaft 460 is provided with a second transmission gear, and the first transmission gear is meshed with the second transmission gear. Thereby improving the transmission effect and the synchronism between the rotating shaft and the central shaft.
The outer diameter of the inner driving tooth is equal to the outer diameter of the first driving tooth and equal to the outer diameter of the third driving tooth, the transmission ratio of the second driving tooth to the outer driving tooth multiplied by the transmission ratio of the second gear to the first gear is equal to one, and the transmission ratio of the fourth driving tooth to the outer driving tooth multiplied by the transmission ratio of the second gear to the first gear is equal to one. Thereby when guaranteeing scraper blade and coupling assembling every through a band pulley, the scraper blade wherein all clockwise or anticlockwise upset 90, effectively guaranteed the holistic operational stability and the reliability of equipment.
Claims (5)
1. A stable type skimming and mud scraping device is arranged in a sedimentation tank and comprises a belt wheel I, a belt wheel II, a belt wheel III, a belt wheel IV, a conveying belt, a plurality of scraping plates and a plurality of connecting components, wherein the belt wheel I and the belt wheel II are arranged at two ends of the position below the liquid level in the sedimentation tank; the plurality of scraping plates are connected to the conveying belt through the connecting assembly; it is characterized in that the preparation method is characterized in that,
the connecting assembly comprises a rotating shaft, an inner driving tooth, an outer driving plate and a pair of mounting plates, wherein a fracture is formed in the conveying belt, the mounting plates are perpendicular to the conveying belt, two ends of each mounting plate are fixedly connected to two end faces of the fracture respectively, the rotating shaft is fixedly connected with one end of the scraper, two ends of the rotating shaft are hinged to the two mounting plates, the inner driving tooth is fixedly connected to the rotating shaft and extends out of the mounting plates, the outer driving tooth is hinged to one side, away from the scraper, of one mounting plate through a center shaft, and the center shaft is attached to the rotating shaft;
the first belt wheel is hinged in the sedimentation tank and comprises a first driving tooth and a first pair of bodies which are connected into a whole, the first pair of bodies are arranged on two sides of the first driving tooth, the diameter of the first pair of bodies is larger than that of the first driving tooth, and the first driving tooth is matched with the inner driving tooth;
the second belt wheel is hinged in the sedimentation tank and comprises a second driving tooth and a second body which are connected into a whole, the second driving tooth is arranged on one side of the second body, the diameter of the second driving tooth is larger than that of the second body, the second driving tooth is matched with the outer driving tooth, and a second annular groove for containing the inner driving tooth is formed in the middle of the second body;
the belt wheel III is hinged in the sedimentation tank and comprises a driving gear III and a pair of bodies III which are connected into a whole, the pair of bodies III are arranged on two sides of the driving gear III, the diameter of the pair of bodies III is larger than that of the driving gear III, and the driving gear III is matched with the inner driving gear;
the fourth belt wheel is hinged in the sedimentation tank and comprises a fourth driving tooth and a fourth body which are connected into a whole, the fourth driving tooth is arranged on one side of the fourth body and has a diameter larger than that of the fourth body, the fourth driving tooth is matched with the outer driving tooth, and the middle of the fourth body is provided with a fourth annular groove for accommodating the inner driving tooth;
two equal fixed connection ball lock on the terminal surface of mounting panel orientation scraper blade, set up the ball groove with ball lock adaptation on the both sides terminal surface of scraper blade.
2. The stable skimming and mud scraping device according to claim 1, wherein said connecting assembly further comprises a flexible support plate, wherein a sliding groove is formed on an end surface of said mounting plate facing said scraper, said sliding groove is divided into an upper groove surrounding said rotating shaft and a lower groove vertically arranged, one end of said support plate is fixedly connected to the surface of said rotating shaft, and the side portion of said support plate is inserted into said sliding groove.
3. The stable skimming and mud scraping device according to claim 2, wherein said support plate has a plurality of transverse reinforcing rods disposed therein, said transverse reinforcing rods being disposed axially along said shaft.
4. The stable skimming and mud scraping device according to claim 1, wherein said rotating shaft is provided with a first driving gear, said central shaft is provided with a second driving gear, and said first driving gear is engaged with said second driving gear.
5. The stable skimmer device of claim 4, wherein said inner drive teeth have an outer diameter equal to the outer diameter of the first drive teeth and equal to the outer diameter of the third drive teeth, the ratio of the second drive teeth to the outer drive teeth multiplied by the ratio of the second gear to the first gear is equal to one, and the ratio of the fourth drive teeth to the outer drive teeth multiplied by the ratio of the second gear to the first gear is equal to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108895.0A CN107694163B (en) | 2017-11-11 | 2017-11-11 | Stable form skimming mud scraping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108895.0A CN107694163B (en) | 2017-11-11 | 2017-11-11 | Stable form skimming mud scraping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107694163A CN107694163A (en) | 2018-02-16 |
| CN107694163B true CN107694163B (en) | 2020-03-20 |
Family
ID=61179975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711108895.0A Active CN107694163B (en) | 2017-11-11 | 2017-11-11 | Stable form skimming mud scraping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107694163B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527105A (en) * | 2012-03-13 | 2012-07-04 | 扬州青青环保成套设备有限公司 | Drossing mud scraper |
-
2017
- 2017-11-11 CN CN201711108895.0A patent/CN107694163B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527105A (en) * | 2012-03-13 | 2012-07-04 | 扬州青青环保成套设备有限公司 | Drossing mud scraper |
| CN102527105B (en) * | 2012-03-13 | 2013-09-04 | 扬州青青环保成套设备有限公司 | Drossing mud scraper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107694163A (en) | 2018-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107670346B (en) | Skimming and mud scraping device | |
| KR100714384B1 (en) | Helical typed scum remover | |
| US5165522A (en) | Collector flight attachment link for collector apparatus | |
| CN110228931A (en) | A kind of mud-scraping apparatus for detention tank | |
| CN107694163B (en) | Stable form skimming mud scraping device | |
| CN210175616U (en) | Boosting formula feed arrangement is used in surfactant production | |
| CN106139656A (en) | A kind of cleaning mechanism for sewage-treatment plant | |
| CN207575871U (en) | A kind of peripheral-traction sludge clears up system | |
| CN104225978B (en) | Peripheral driving mud scraper | |
| CN107456894A (en) | High efficiency wastewater treatment equipment | |
| CN219860787U (en) | Sewage treatment device for industrial spray cleaning machine | |
| CN211635363U (en) | Sedimentation tank sludge removal device | |
| CN107670349B (en) | High-efficient type skimming mud scraping device | |
| CN209173447U (en) | A kind of chain-type mud scraper | |
| CN106178620A (en) | A kind of novel transmission mechanism for mud scraper | |
| CN100546693C (en) | Large-sized flexible rake lift center transmission mud scraper | |
| JP4875028B2 (en) | Horizontal flocculator | |
| CN217734269U (en) | Drainage pipe convenient to clearance jam | |
| CN214714590U (en) | Mud scraper | |
| CN214075208U (en) | Chain type mud scraper of sedimentation tank for sewage treatment | |
| CN216725909U (en) | Sludge discharge device for sewage treatment | |
| CN201231087Y (en) | Large-size flexible harrow-lifting center drive mud-scraper | |
| JP4593584B2 (en) | Scum skimmer drive unit for sludge scraper | |
| CN219527773U (en) | Continuous dredging equipment | |
| CN108483622A (en) | A kind of petrochemical effluent biological treatment device |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |