CN101700006A - Underwater particulate matter clearing device of aquaculture system - Google Patents
Underwater particulate matter clearing device of aquaculture system Download PDFInfo
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- CN101700006A CN101700006A CN200910199156A CN200910199156A CN101700006A CN 101700006 A CN101700006 A CN 101700006A CN 200910199156 A CN200910199156 A CN 200910199156A CN 200910199156 A CN200910199156 A CN 200910199156A CN 101700006 A CN101700006 A CN 101700006A
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Abstract
The invention relates to the aquaculture water treatment field, in particular to an underwater particulate matter clearing device of an aquaculture system; a screen cylinder (5) formed by a filtering screen is arranged in a vertical-type cylindrical sedimentation pool (17) and is axially arranged with the sedimentation pool (17); a tangential water inlet (3) and an overflow port (10) are arranged on the pool wall at the upper part of the sedimentation pool (17), and a drain pipe (8) is arranged at the bottom part of the sedimentation pool (17), a rotating rack (2) is arranged on an output shaft (12) of a reduction box (1) above the sedimentation pool (17), a plurality of lower extension rods (11) which are provided with screen clearers are arranged on the rotating rack (2), and the screen clearer is a hairbrush (4) or a spray head (18), and a sewage drainage mechanism is arranged below the sedimentation pool (17). The underwater particulate matter clearing device of the aquaculture system in the invention has simple structure, convenient operation, good filtering effect, low power and water consumption, low vibration and low nose, and can remove micro particles easily, thereby being suitable for automation control of a computer and prolonging the service life of the whole device.
Description
(1) technical field
The present invention relates to the aquaculture water treatment field, relate in particular to and remove solid particulate matter (Suspended solids, a kind of device SS) in the aquaculture system.
(2) background technology
Have many solid particulate matters in the aquaculture system, these solid particulate matters mainly are made up of three parts such as fish excrement, residual bait and bacterium living beings groups, and main source is a feed.The removal effect of solid suspended particles directly has influence on many important factors such as fish growth, biological cleaning effect, system configuration and operating cost in the aquaculture system.
The removal method of common aquaculture system solid particulate matter mainly contains Gravity Separation: separate as sedimentation basin, rotation etc.; Strainer filtering: claim Microfilter etc. again as fixed filter screen, cloth bag, rotary sieve; Husky filter: as sand filter, pressure type sand filter; Air supporting: as mechanical air flotation, jet air float, gas distribution air supporting, or the like.
Rotary drum Microfilter (Micro screen drum filter) is present the most widely used coarse filtration device, mostly is horizontal type structure, nowadays is widely used in the removal technology of aquaculture system solid suspended particles.Chinese patent application 02158869.4 discloses a kind of Microfilter that is used for the mariculture water treatment, it has the lauter tub of outer cover screen pack, this lauter tub links to each other with motor reducer by rotating shaft, its top is provided with back purge system, this back purge system is made of backwash tube and the backwash nozzle that is installed on the backwash tube, establishes the backwash raceway groove in the lauter tub and links to each other with blow-off pipe.This Microfilter when circumference rotates, by lauter tub top direction back purge system inject high pressure water, is dashed from screen pack diffluence downstream the solid particulate matter that is bonded on the screen pack at lauter tub, overcomes the deficiency that screen pack stops up easily.
Yet the process of removing solid suspended particles in the waste water in circulating water culture system is the continuous operations formulas, that is to say that waste water flows through Microfilter continuously, and the perforate bowl of Microfilter gyrates simultaneously.Therefore, there is following technological deficiency in it: the Microfilter perforate bowl is in rotary state all the time, bigger solid particulate matter (as fish excrement, residual bait etc.) in the aquaculture system of being held back by filter screen, because effects such as friction, shearing, collision, it is broken very easily to cause collapsing of bigger solid particulate matter in the aquaculture system to be situated between, thereby produces a large amount of finely ground particles.These finely ground particles pass screen pack and possibly along with flowing water is got back in the circulatory system, also may cram the screen pack mesh and are difficult to remove.So just, can have a strong impact on filter effect, this also is the lower main cause of present Microfilter clearance, also can increase the frequency of backwash simultaneously greatly, increases water consumption power consumption.And having increased the difficulty of subsequent treatment and biological treatment to a certain extent, the system water quality of influence is further improved.In addition, perforate bowl of Zhuan Donging and in running order all the time back purge system power consumption are comparatively considerable all the time, have also shortened the working life of screen pack.
(3) summary of the invention
The purpose of this invention is to provide a kind of combined method and device of removing solid particulate matter in the aquaculture system waste water, existing Microfilter filter effect is not good in order to solve, power consumption, the technical problem that water consumption is big, the problem that subparticle is difficult to remove.
For achieving the above object, the invention provides following a kind of device.
The scavenge unit of particle in a kind of aquaculture system water is characterized in that:
In vertical and cylindrical sedimentation basin inside, the circle tube leaching net tube that constitutes by filter screen with the coaxial setting of sedimentation basin; Pool wall is offered tangential water inlet on the top of sedimentation basin, and gap is offered in the position that is lower than water inlet, in the bottom of sedimentation basin drainpipe is set;
Lid frame circle centre position is provided with vertical type speed reducer (change gear) above sedimentation basin, is provided with one and horizontally rotates frame on the output shaft of reductor, and the following extension rod of some configuration filter screen removers is set on swivel mount;
Hairbrush that described filter screen remover is an arranged perpendicular or nozzle direction are towards the shower nozzle of screen tube inwall, and described hairbrush is fixed, perhaps are rotation type, promptly around extension rod is rotary down;
Collection blowdown mechanism is set below sedimentation basin,
Described collection blowdown mechanism or, going to the bottom of sedimentation basin is downward conical dirt collecting bucket, blow-off pipe is drawn at the circular cone center of dirt collecting bucket;
Described collection blowdown mechanism or, some rings limit dirt collecting bucket is offered in going to the bottom to flat of sedimentation basin on the annular bottom surface between sedimentation basin inwall and the screen tube outer wall, ring limit dirt collecting bucket is downward covering of the fan four limit tapers, a blow-off pipe is drawn at the center of taper; Swivel mount stretches out mud scraping rod downwards, and the lower end of mud scraping rod is cleaning shoe fixedly, and the ring surface that the lower edge of cleaning shoe and sedimentation basin are gone to the bottom is fitted.
Height place at sedimentation basin inwall, screen tube 85 to 90% is provided with level sensor.
Further, the clearance distance between the bottom surface of described screen tube and the sedimentation basin taper seat is 6 to 10 millimeters.
Further, the stock that stretches out downwards on the described swivel mount is 2 to 6.
Further, described screen tube is made of the individual layer filter screen.
Further, described screen tube filter screen is 150 order to 250 orders.
Further, the height in plane on the described screen tube be on the sedimentation basin level 80～90%, the height of gap is positioned at the height place of screen tube 90%.
Further, described swivel mount per minute rotation 3.5 to 4.5 is changeed.
Further, described shower nozzle washed away once at interval in 15 to 30 minutes, and flushing time is 40 to 60 seconds.
This device is filter screen to be set in the sedimentation basin do not transfer the vertical Microfilter that flushing device rotates.It may further comprise the steps: after the aquiculture waste water that contains solid particulate matter enters sedimentation basin from water inlet pipe continuously with tangential way, bigger solid particle slowly sinks, and gradually landing to the bottom dirt collecting bucket, outside the blow-off pipe discharger, avoided big solid particle in processing procedure, to be collapsed the broken drawback of getting back to the circulatory system again that is situated between.Be in the molecule of suspension, then move to filter screen with water body, water and atomic particle pass mesh and enter the circulatory system; Granule greater than mesh is attached at screen surface, washes by filter screen remover flushing device, removes efficient thereby reach to improve greatly, reduces the recoil frequency, the purpose of water and electric saving.
Cylinder type filter net is vertical fixed installation, the requirement of intensity, rigidity descended greatly, thereby designs simplification, more conventional Microfilter is simple, in light weight, cost is low.
Described filter screen remover rotates under the driving of vertical type speed reducer (change gear), removes operation along the screen tube inwall, and described filter screen remover has two kinds of structures, and a kind of is the hairbrush of an arranged perpendicular, and another kind is the shower nozzle backwashing manner.
Described hairbrush can be fixed, perhaps is rotation type, and promptly hairbrush is along with swivel mount revolves round the sun, when washing filter screen, again around the fulcrum rotation of extension rod on swivel mount down.
Fixed ratio is easier to realize, following extension rod up reductor and swivel mount driving, rotate down, hairbrush is pasting filter screen and is scrubbing, and screen tube can be cleaned up.
During the hairbrush rotation type, can realize, drive rotation respectively such as configuration small machine above each hairbrush by multiple mode; Also can dispose a small machine, carry out transmission, drive each hairbrush rotation synchronously by modes such as belt or chains; Described small machine also can be told a part of power through gears engaged and be come transmission, drive each small machine by the output shaft of the reducing motor of top.
Another kind of mode is the shower nozzle recoil mode of nozzle direction towards the screen tube inwall, provides press water by water pump, towards the flushing of screen tube inwall, also can remove the particle that is pasted on the filter screen through shower nozzle.
The dirty mode of the collection of sedimentation basin is for gathering mode by the bottom ramp precipitation, at last by outside the blow-off pipe discharge system.In order to improve the precipitation filth-discharging effect, should control the slit of screen tube bottom surface and sedimentation basin awl between the end well, less slit can produce certain flow velocity, makes solids flow to conical dirt collecting bucket quickly, and outside the blow-off pipe discharger system of drawing of circular cone center.
Also sedimentation basin can be bored the end changes into flat, add 1-2 ring limit dirt collecting bucket that is covering of the fan four limit bullets downwards downwards, a blow-off pipe is drawn at the center of taper, swivel mount stretches out mud scraping rod downwards, and the lower end of mud scraping rod is cleaning shoe fixedly, and the ring surface that the lower edge of cleaning shoe and sedimentation basin are gone to the bottom is fitted, slowly rotate by cleaning shoe, the deposit seed thing is scraped into ring limit dirt collecting bucket, got rid of, also single, double ring limit dirt collecting bucket can be changed into multibuchet and improve the collection pollution discharge capability by a blow-off pipe.
Filter screen remover of the present invention and collection blowdown mechanism remain static, and only adopt intermittently to start operation when needs wash away.
Beneficial effect of the present invention: the technical program provides the scavenge unit of particle in a kind of simple in structure, easy to operate aquaculture system water, good filtration effect, power consumption, water consumption are little, subparticle is removed easily, clearance-type starts filter screen remover and collection blowdown mechanism, shake low, noise is little, suitable computer automation is controlled, and has also prolonged the service life of complete machine.
(4) description of drawings
Fig. 1 is for the structural representation of scavenge unit one embodiment of particle in the aquaculture system water of the present invention, filter screen remover adopts hair brush structure, and the mechanism's employing sedimentation basin of removing contamination is gone to the bottom and is conical dirt collecting bucket structure;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of another embodiment of scavenge unit of particle in the aquaculture system water of the present invention, the filter screen remover adopts hair brush structure, the mechanism that removes contamination adopts on the ring surface between sedimentation basin inwall and the screen tube outer wall and offers some rings limit dirt collecting bucket, and mud scraping rod, cleaning shoe structure;
Fig. 4 is the B-B cutaway view of Fig. 3;
Fig. 5 is the scavenge unit of particle in the aquaculture system water of the present invention structural representation of an embodiment again, and the filter screen remover adopts nozzle structure, remove contamination mechanism's ring limit dirt collecting bucket, mud scraping rod, cleaning shoe structure;
Fig. 6 is scavenge unit one embodiment of particle in the aquaculture system water of the present invention, and wherein the filter screen remover adopts the workflow diagram of hair brush structure;
Fig. 7 adopts technical solution of the present invention and prior art Microfilter, the comparison diagram of filter screen order number and clearance relation;
Fig. 8 adopts technical solution of the present invention and prior art Microfilter, the comparison diagram of filter screen order number and power consumption relation;
Fig. 9 adopts technical solution of the present invention and prior art Microfilter, the comparison diagram of filter screen order number and water consumption relation.
Among the figure: the 1st, reductor, the 2nd, swivel mount, the 3rd, water inlet, the 4th, hairbrush, the 5th, screen tube, the 6th, dirt collecting bucket, the 7th, support, the 8th, drainpipe, the 9th, blow-off pipe, the 10th, gap, the 11st, following extension rod, the 12nd, output shaft, the 13rd, mud scraping rod, the 14th, cleaning shoe, the 15th, ring limit dirt collecting bucket, the 16th, a blow-off pipe, the 17th, sedimentation basin, the 18th, shower nozzle, the 19th, lid frame.
(5) embodiment
Further describe structure of the present invention below in conjunction with accompanying drawing.
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, further set forth below in conjunction with specific embodiments.
The scavenge unit of particle in a kind of aquaculture system water, in vertical and cylindrical sedimentation basin 17 inside, the circle tube leaching net tube that constitutes by filter screen with sedimentation basin 17 coaxial settings; Pool wall is offered tangential water inlet 3 on the top of sedimentation basin 17, and gap 10 is offered in the position that is lower than water inlet 3, in the bottom of sedimentation basin 17 drainpipe 8 is set;
Collection blowdown mechanism is set below sedimentation basin 17,
The collection blowdown mechanism or, going to the bottom of sedimentation basin 17 is downward conical dirt collecting bucket 6, blow-off pipe 9 is drawn at the circular cone center of dirt collecting bucket 6;
The collection blowdown mechanism or, going to the bottom of sedimentation basin 17 to flat, offer some rings limit dirt collecting bucket 15 on the annular bottom surface between sedimentation basin 17 inwalls and screen tube 5 outer walls, ring limit dirt collecting bucket 15 is downward covering of the fan four limit tapers, and a blow-off pipe 16 is drawn at the center of taper; Swivel mount 2 stretches out mud scraping rod 13 downwards, and the lower end of mud scraping rod 13 is cleaning shoe 14 fixedly, and the ring surface that the lower edge of cleaning shoe 14 and sedimentation basin 17 are gone to the bottom is fitted;
Highly locate to be provided with level sensor at 85 to 90% of sedimentation basin 17 inwalls, screen tube 5.
Clearance distance between the bottom surface of screen tube 5 and sedimentation basin 17 taper seats is 6 to 10 millimeters.
The stock 11 that stretches out downwards on the swivel mount 2 is 2 to 6.
On the screen tube 5 height on plane be on the sedimentation basin 17 level 80～90%, the height of gap (10) be positioned at screen tube 5 90% highly the place.
Swivel mount 2 per minutes rotation 3.5 to 4.5 is changeed.
Shower nozzle 18 washed away once at interval in 15 to 30 minutes, and flushing time is 40 to 60 seconds.
The concrete grammar that the present invention removes solid particulate matter in the aquaculture system is: the pending water that will contain solid particulate matter enters sedimentation basin 17 by pipe water mouth 3 with tangential direction, current are in rotation in the pond, close to filter screen, in this process, bigger solid particulate matter slowly sinks under the settling capacity effect, drops down onto the bottom surface and slides to dirt collecting bucket 6 gradually; Atomic suspended particulate passes screen tube 5 meshes with water body and enters the circulatory system; Granule greater than mesh then is trapped within screen surface, increase gradually along with blocked area, water level rises gradually, when reaching the level sensor position, sensor just sends instruction, by reductor 1 driven in rotation frame 2, make to be fixed on down extension rod 11 brushes filter screen is scrubbed, last 40-60 second.After washing away end, send signal to the blowdown timer, open blowdown by timer instruction blowdown magnetic valve, the time is 40～60 seconds.
With treating capacity per hour is that traditional Microfilter of 50 cubic metres is an example, removes efficient generally at 30-40%, and the present invention removes efficient can reach 60-80%, and removing efficient by mean value calculation can double.Tradition Microfilter drive motor power is 0.18kw, and the backwashing water pump power is 0.55kw, and every day, power consumption was 4.83kwh, and the power consumption of handling every cube of water is 4 * 10
-3Kwh.Composite set of the present invention only of gapped action washes away motor, and power only is 0.18kw, per hour recoils at most 4 times, calculated with 60 seconds at every turn, the recoil time of every day is 96 minutes so, and power consumption only is 0.288kwh, and the power consumption of handling every cube of water is 0.24 * 10
-3Kwh, power consumption only are 6% of traditional Microfilter.As consider the power consumption of magnetic valve, its total power consumption is also less than 10% of traditional Microfilter.
Claims (8)
1. the scavenge unit of particle in the aquaculture system water is characterized in that:
In vertical and cylindrical sedimentation basin (17) inside, the circle tube leaching net tube that constitutes by filter screen with the coaxial setting of sedimentation basin (17); Offer tangential water inlet (3) at the top pool wall of sedimentation basin (17), gap (10) is offered in the position that is lower than water inlet (3), in the bottom of sedimentation basin (17) drainpipe (8) is set;
Lid frame (19) circle centre position is provided with vertical type speed reducer (change gear) (1) in the top of sedimentation basin (17), is provided with one and horizontally rotates frame (2) on the output shaft (12) of reductor (1), and the following extension rod (11) of some configuration filter screen removers is set on swivel mount (2);
Hairbrush (4) that described filter screen remover is an arranged perpendicular or nozzle direction are towards the shower nozzle (18) of screen tube (5) inwall, and described hairbrush (4) is fixed, perhaps are rotation type, promptly around extension rod (11) is rotary down;
Collection blowdown mechanism is set in the below of sedimentation basin (17),
Described collection blowdown mechanism or, the conical dirt collecting bucket (6) of going to the bottom and being downward of sedimentation basin (17), blow-off pipe (9) is drawn at the circular cone center of dirt collecting bucket (6);
Described collection blowdown mechanism or, going to the bottom of sedimentation basin (17) to flat, on the annular bottom surface between sedimentation basin (17) inwall and screen tube (5) outer wall, offer some rings limit dirt collecting bucket (15), ring limit dirt collecting bucket (15) is downward covering of the fan four limit tapers, and a blow-off pipe (16) is drawn at the center of taper; Swivel mount (2) stretches out mud scraping rod (13) downwards, and the lower end of mud scraping rod (13) is cleaning shoe (14) fixedly, and the ring surface that the lower edge of cleaning shoe (14) and sedimentation basin (17) are gone to the bottom is fitted,
Height place at sedimentation basin (17) inwall, screen tube (5) 85 to 90% is provided with level sensor.
2. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that the bottom surface of described screen tube (5) and the clearance distance between sedimentation basin (17) taper seat are 6 to 10 millimeters.
3. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that the stock (11) that stretches out on the described swivel mount (2) is 2 to 6 downwards.
4. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that described screen tube (5) is made of the individual layer filter screen.
5. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that described screen tube (5) filter screen is 150 order to 250 orders.
6. according to the scavenge unit of particle in the described aquaculture system water of claim 1, the height that it is characterized in that the last plane of described screen tube (5) is 80～90% of the last level of sedimentation basin (17), and the height of gap (10) is positioned at the height place of screen tube (5) 90%.
7. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that described swivel mount (2) per minute rotation 3.5 to 4.5 commentaries on classics.
8. according to the scavenge unit of particle in the described aquaculture system water of claim 1, it is characterized in that described shower nozzle (18) washed away once at interval in 15 to 30 minutes, flushing time is 40 to 60 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101991566A CN101700006B (en) | 2009-11-20 | 2009-11-20 | Underwater particulate matter clearing device of aquaculture system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101991566A CN101700006B (en) | 2009-11-20 | 2009-11-20 | Underwater particulate matter clearing device of aquaculture system |
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| Publication Number | Publication Date |
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| CN101700006A true CN101700006A (en) | 2010-05-05 |
| CN101700006B CN101700006B (en) | 2011-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101991566A Expired - Fee Related CN101700006B (en) | 2009-11-20 | 2009-11-20 | Underwater particulate matter clearing device of aquaculture system |
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| CN101982217A (en) * | 2010-09-08 | 2011-03-02 | 中国水产科学研究院渔业机械仪器研究所 | Device for removing solid particles in water in aquaculture system |
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| CN102294141A (en) * | 2010-06-28 | 2011-12-28 | 新世膜科技股份有限公司 | Water treatment apparatus having mud scraping mechanism |
| CN102294141B (en) * | 2010-06-28 | 2013-12-25 | 新世膜科技股份有限公司 | Water treatment apparatus having mud scraping mechanism |
| CN101982217A (en) * | 2010-09-08 | 2011-03-02 | 中国水产科学研究院渔业机械仪器研究所 | Device for removing solid particles in water in aquaculture system |
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| CN103583432A (en) * | 2013-11-11 | 2014-02-19 | 中国水产科学研究院渔业机械仪器研究所 | Integrated removing device for carbon dioxide and tiny particulate matter in mariculture |
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| CN106583374A (en) * | 2016-12-21 | 2017-04-26 | 重庆市嘉诺食品有限公司 | Cleaning device of food stirring tank |
| CN107410143A (en) * | 2017-05-06 | 2017-12-01 | 安徽帝都农业生态园有限公司 | A kind of blowdown apparatus of industrial aquaculture system |
| CN107711667A (en) * | 2017-10-26 | 2018-02-23 | 天津市益多利来水产养殖有限公司 | A kind of the white shrimp culturing pool and its blowdown water impoundment method of interim blowdown water storage |
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| CN113100154A (en) * | 2021-05-10 | 2021-07-13 | 中国水产科学研究院渔业机械仪器研究所 | Convenient pond of growing seedlings intercepting device who adjusts |
| CN113100154B (en) * | 2021-05-10 | 2023-02-10 | 中国水产科学研究院渔业机械仪器研究所 | Convenient pond of growing seedlings intercepting device who adjusts |
| CN115583762A (en) * | 2022-11-02 | 2023-01-10 | 中国水产科学研究院渔业机械仪器研究所 | Integrated device for removing particulate matters in aquaculture water |
| CN115735841A (en) * | 2022-12-07 | 2023-03-07 | 东北林业大学 | Oxygen-increasing machine for ecological protection of fishes |
| CN115735841B (en) * | 2022-12-07 | 2024-05-24 | 东北林业大学 | Aerator for fish ecological protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101700006B (en) | 2011-10-26 |
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