CN214194447U - Floc thumb wheel device and blue algae magnetic capture ship - Google Patents
Floc thumb wheel device and blue algae magnetic capture ship Download PDFInfo
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- CN214194447U CN214194447U CN202022953895.4U CN202022953895U CN214194447U CN 214194447 U CN214194447 U CN 214194447U CN 202022953895 U CN202022953895 U CN 202022953895U CN 214194447 U CN214194447 U CN 214194447U
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Abstract
The utility model discloses a wadding thumb wheel device, including support, pivot, plectrum, drive assembly, the support middle part has installation space, the both ends of pivot can the pivoted be connected the support, it is a plurality of the plectrum is a set of, and the multiunit plectrum distributes along pivot circumferencial direction, and the plectrum of adjacent group is the dislocation distribution, drive assembly connects the pivot. And a blue algae magnetic catching boat using the floc thumb wheel device. The utility model has the advantages that: the floc enters the magnetic disk gap more quickly under the drive of the dial wheel, the amount of the floc adsorbed by the magnetic disk is obviously more, the device has simple structure, flexible and convenient use, low processing cost, low operation energy consumption and good implementation effect.
Description
Technical Field
The utility model relates to an algae/water online separation magnetic capture technology, in particular to a floc thumb wheel device.
Background
Chinese patent ZL200710190366.X discloses a method and a device for removing rich nutrients such as nitrogen, phosphorus and algae in lake water based on magnetic flocculation and magnetic separation principles, namely an algae/water online separation magnetic capture technology and a blue algae magnetic capture ship. The technical principle of the technology (equipment) is as follows: the floating bed with special design not only provides a carrier and power, but also is distributed with a plurality of groove-shaped water flow channels in the middle, when the floating bed walks, water flows (together with pollutants in the water flows) through the channels, a magnetic flocculating agent is added at the front end of the channels for stirring, the magnetic flocculating agent grows as the water flows forwards along the channels, and the magnetic flocculating agent is continuously adsorbed when the water flows through a rotary magnetic separator arranged at the middle rear part of the channels, so that algae/water separation is realized; and scrapers are arranged on the water outlet sides of the magnetic discs of the magnetic separator, the scrapers continuously scrape flocs adsorbed on the magnetic discs when the magnetic discs rotate, the flocs are conveyed into a sludge bin for post-treatment, and purified water is conveyed back to a water body. The process can adsorb and remove the magnetic flocs immediately after the magnetic flocs are formed, and saves the most time-consuming precipitation link in the conventional flocculation precipitation process, so that the algae/water separation speed is increased, and the efficiency is improved.
The magnetic catch boat has stable performance and is respectively applied to drinking water reservoirs of a honeycomb lake, a yunnan lake, a Taihu lake and some important cities. A plurality of third-party tests show that the removal rate of algae cells and total phosphorus in lake water by the magnetic capture ship reaches over 95 percent, particularly the total phosphorus content of lake tail water is lower than the III-class limit value of the earth surface, and the content of other pollutants is lower than that of lake raw water.
The algae water treatment capacity of the typical-specification blue algae magnetic capture ship reaches 1000-1200 m3Perh, 1 million cubic meters of algae water can be treated after 8 hours of daily operation, and 5-50 tons of algae slurry (with the water content of about 95%) are separated and salvaged and are different depending on the algae density of lake water during operationDegree, duration of algal bloom on lake surface.
In the engineering operation practice of the magnetic catch boat, the inventor observes that the magnetic separator of the magnetic catch boat with longer service life is aged, the magnetic field intensity is reduced, the adsorption capacity to blue algae flocs is weaker than that of a newly-built magnetic separator, when the density of lake algae is particularly high, the density of the magnetic flocs formed in the channel is also very high, certain resistance is caused to water flow in the channel, the speed of the flocs flowing through a magnetic disk is reduced, the two factors are superposed, the flocs are settled and stacked at the bottom of the channel, the situation of floating and stacking on the water surface at the front end of the magnetic disk can also occur, and the overall efficiency cannot be expected. The magnetic separator is expensive and complex to install, and is not a component that can be replaced at will, either from an operational or economic level. In order to reduce the floating, sedimentation and accumulation of flocs, operators often increase the flow velocity of front water flow to push the flocs to move forward towards a magnetic disk. The water flow speed is increased by adopting the measures of accelerating the advancing speed of the platform and increasing the flow pushing power of a flow pushing pump arranged at the bow when the platform is anchored and operated. These two methods, while effective, have some limiting factors: the limited extent to which the plug flow can be increased by the power limitation of the pump increases the energy consumption of the operation and is difficult to work with the flocs deposited at the bottom of the channel. Therefore, a method measure capable of effectively pushing water flow carrying flocs to enter a magnetic disc is urgently needed, so that accumulation and settlement of the flocs in the middle of a channel under the condition of thick algal blooms are reduced, more flocs are adsorbed by the magnetic disc, and the overall efficiency of magnetic capture and separation of blue algae and the fishing amount of the blue algae are improved.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the problem that the algae/water separation efficiency is low due to the fact that the existing flocs float on the water surface of the channel, and settle and accumulate at the bottom of the channel to cause the speed of the flocs advancing to a magnetic disc to be reduced is solved.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
floc thumb wheel device, including support, pivot, plectrum, drive assembly, the support middle part has installation space, the both ends of pivot can pivoted be connected the support, it is a plurality of the plectrum is a set of, and the multiunit plectrum distributes along pivot circumferencial direction, and the plectrum of adjacent group is the dislocation distribution, drive assembly connects the pivot.
The utility model discloses a drive assembly or manual drive pivot are rotatory, then it is rotatory to drive the plectrum, subtend or the rotatory direction of magnetic catch dorsad, can pile up showy floc with the surface of water and in time disperse, the floc that will pile up in the channel rolls over, the floc gets into the disk clearance faster under the drive of thumb wheel, the floc volume of adsorbing on the disk is obviously more, the surface of water no longer floats accumulational floc group, sedimentary floc and powdered iron volume compare the reduction by a wide margin with the circumstances of not having the thumb wheel, same level algae bloom and under the operating mode, the real-time adsorbed blue alga floc volume ratio of disk is higher than about 20-30% when not adopting the thumb wheel after using this thumb wheel, and this floc thumb wheel device can be placed in the hydraulics channel of magnetic catch magnetic separator front end as required, according to algae bloom thick degree, floc concentration and the circumstances of piling up along with opening and stopping in the channel, arbitrary, device simple structure, the floc concentration and the circumstances of device, Flexible and convenient use, low processing cost, low operation energy consumption and good implementation effect.
Preferably, the bracket comprises a first supporting piece, a second supporting piece and a cross beam, the first supporting piece and the second supporting piece are arranged at intervals, and two ends of the cross beam are fixedly connected with the top ends of the first supporting piece and the second supporting piece.
Preferably, the first support member and the second support member are of the same structure, and the first support member is of a triangular structure.
The height of the bracket is 1.5-2m, so that the driving gear at the top after being placed in the magnetic catch ship channel is exposed above the deck to facilitate operation, and the rotating shaft and the shifting sheet are positioned at the bottom.
Preferably, two ends of the rotating shaft are respectively connected with the bottoms of the first supporting piece and the second supporting piece through bearings.
Preferably, the shifting piece is of a sheet-shaped solid structure, and the shifting surface of the shifting piece is perpendicular to the rotating direction of the rotating shaft.
Preferably, the shifting piece comprises a connecting rod and blades, two ends of the connecting rod are respectively connected with the rotating shaft and the blades, and the length of the shifting piece is smaller than the installation height of the rotating shaft.
The connecting rod of plectrum is crotch form welding in the pivot, can guarantee to the more comprehensive stirring of the wadding in the channel, and the length of plectrum is suitable to do not interfere with other during the rotation, can guarantee again to scrape the wadding of bottom best.
Preferably, the driving assembly comprises a motor, a driving wheel, a driven wheel and a driving belt, the motor is connected to the cross beam, the driving wheel is connected to the motor, the driven wheel is connected to the rotating shaft, and the driving belt is connected to the driving wheel and the driven wheel.
Preferably, the driving wheel is a gear, the driven wheel is a gear, and the driving belt is a gear belt.
When the motor is not used, a rotating handle can be further adopted, the driving wheel is driven to rotate manually, and the use mode is flexible.
Preferably, the poking sheets are in three groups, the poking sheets in the same group are positioned on the same straight line, and the poking sheets in the adjacent groups are arranged at 120 degrees.
The utility model also provides a blue alga magnetic catch ship, including hull, above-mentioned floc thumb wheel device, the floc thumb wheel device is installed on the hull deck, the floc thumb wheel device is located the magnetic separator front end, during the use, the pivot with the plectrum is located the hydraulics channel.
The utility model has the advantages that:
(1) the utility model drives the rotation of the rotating shaft by a driving component or a manual drive, then drives the shifting sheet to rotate, and drives the shifting sheet to rotate in an opposite or back magnetic catching rotating direction, so that floating flocs on the water surface can be dispersed in time, the flocs accumulated in the channel are turned out, the flocs can enter the magnetic disk gap more quickly under the drive of the shifting wheel, the amount of the flocs adsorbed on the magnetic disk is obviously more, no floating and accumulated flocs exist on the water surface, the amount of the deposited flocs and iron powder is greatly reduced compared with the situation without the shifting wheel, under the same level algal bloom and operation working conditions, the amount of the blue algae flocs adsorbed by the magnetic disk in real time after the shifting wheel is about 20-30 percent higher than that when the shifting wheel is not adopted, and the floc shifting wheel device can be placed in a hydraulic channel at the front end of the magnetic ship catching separator as required, the operating time can be arbitrary along with the start and stop according to the algal bloom thickening degree, the flocs concentration and the accumulation condition in the channel, the device has simple structure, flexible and convenient use, low processing cost, low operation energy consumption and good implementation effect;
(2) the shifting piece is welded on the rotating shaft in a crotch-shaped staggered manner, so that flocs in the channel can be stirred more comprehensively, and the length of the shifting piece is proper, so that the shifting piece does not interfere with other parts during rotation, and the optimal flocs which can be scraped to the bottom can be ensured;
(3) the rotating shaft can be manually controlled to rotate through a rotating handle, the handle can be removed and can be driven by a motor, electric control is realized, a variable-frequency speed regulator is matched for regulating the rotating speed during electric control, and the use mode is flexible;
(4) the floc shifting wheel device can be applied to the dispersion and interference of blue algae magnetic flocs and other magnetic particle flocs, and has strong popularization.
Drawings
FIG. 1 is a schematic structural view of a floc paddle wheel device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a blue algae magnetic capture boat with a floc thumb wheel device;
reference numbers in the figures: 1. a floc poke wheel device; 11. a support; 111. a first support member; 112. a second support member; 113. a cross beam; 12. a rotating shaft; 13. a shifting sheet; 131. a connecting rod; 132. a blade; 14. a drive assembly; 141. a motor; 142. a drive wheel; 143. a driven wheel; 144. a drive belt; 2. a magnetic separator; 3. a hydraulic channel;
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, floc thumb wheel device 1 includes support 11, pivot 12, plectrum 13, drive assembly 14, support 11 middle part has installation space, the connection that can rotate at the both ends of pivot 12 support 11, it is a plurality of plectrum 13 is a set of, and multiunit plectrum 13 distributes along the 12 circumferencial directions of pivot, and the plectrum 13 of adjacent group is the dislocation distribution, drive assembly 14 connects pivot 12.
The bracket 11 includes a first supporting member 111, a second supporting member 112, and a cross beam 113, wherein the first supporting member 111 and the second supporting member 112 are arranged at intervals, and two ends of the cross beam 113 are fixedly connected to top ends of the first supporting member 111 and the second supporting member 112. The first supporting part 111 and the second supporting part 112 have the same structure, the periphery of the first supporting part 111 is welded together by adopting three rods and is of a triangular structure, the middle part of the first supporting part is used for reinforcing and connecting the rotating shaft 12 through a cross structure, a bearing is arranged at the center of the cross, the rotating shaft 12 is connected in the bearing, and the distance between the bearing and the ground is 30cm, namely the distance between the rotating shaft 12 and the ground is 30 cm.
The overall height of the support 11 is 1.5-2m, so that the driving gear at the top after being placed in the channel of the magnetic capture ship is exposed above the deck to facilitate operation, and the rotating shaft 12 and the poking sheet 13 are positioned at the bottom.
The diameter of the rotating shaft 12 is 4cm, and the whole width of the bracket 11 is matched with the width of the magnetic separator 2. The speed of the rotating shaft 12 is preferably 30-35 rpm.
The poking sheet 13 is of a sheet solid structure, and the poking surface of the poking sheet 13 is perpendicular to the rotating direction of the rotating shaft 12, namely the poking surface of the poking sheet 13 is parallel to the water surface. The plectrum 13 comprises a connecting rod 131 and blades 132, the bottom end of the connecting rod 131 is welded on the rotating shaft 12, the top end of the connecting rod 131 is welded with the blades 132, and the length of the plectrum 13 is smaller than the installation height of the rotating shaft 12.
In this embodiment, the total length of the pick 13 is 25cm, wherein the length of the blade 132 is 10cm, the length of the connecting rod 131 does not include the part welded with the blade 132 is 15cm, the blade 132 is a solid blade, the blade 132 mainly plays a role in dispersion and disturbance, and also can partially push the water flow.
In this embodiment, the three groups of shifting sheets 13 are distributed at intervals of 6cm in the length direction of the rotating shaft 12 according to 120-degree rotation, one group of shifting sheets 13 is 9, the other two groups of shifting sheets are 8, the three groups of shifting sheets 13 are arranged in a staggered manner, and the blades 132 are parallel to the water surface;
The bracket 11, the rotating shaft 12 and the shifting piece 13 are made of stainless steel.
The working process of the embodiment:
the rotating shaft 12 is driven to rotate by a driving component 14 or manually, and then the shifting piece 13 is driven to rotate, or opposite, or alternate to the magnetic capture rotating direction, so that floating flocs accumulated on the water surface can be dispersed in time, the flocs accumulated in the channel can be turned out, the flocs can enter the gap of the magnetic separator 2 more quickly under the driving of the shifting wheel, the amount of the flocs adsorbed on the magnetic separator 2 is obviously more, no floating and accumulated flocs exist on the water surface, the amount of the deposited flocs and iron powder is greatly reduced compared with the situation without the shifting wheel, under the same level of algal blooms and operating conditions, the amount of the blue algae flocs adsorbed by the magnetic separator 2 in real time after the shifting wheel is used is about 20-30% higher than that of the blue algae flocs adsorbed by the magnetic separator 2 without the shifting wheel, the floc shifting wheel device 1 can be placed in the hydraulic channel 3 at the front end of the magnetic capture ship as required, and the separator can be started and stopped as required according, when the algae is not very thick, no sediment is deposited in the channel and the water surface is not accumulated, the shifting wheel is not needed, the shifting wheel is opened when the accumulation occurs, and the shifting wheel can be stopped after the clearing is finished. The device has the advantages of random operation time, simple structure, flexible and convenient use, low processing cost, low operation energy consumption and good implementation effect.
Example two:
as shown in fig. 1, on the basis of the first embodiment, the driving assembly 14 includes a motor 141, a driving wheel 142, a driven wheel 143, and a driving belt 144, the motor 141 is connected to the cross beam 113, the driving wheel 142 is connected to the motor 141, the driven wheel 143 is connected to the rotating shaft 12, and the driving belt 144 is connected to the driving wheel 142 and the driven wheel 143. The motor 141 drives the driving wheel 142 to rotate, the driven wheel 143 is driven to rotate by the driving belt 144, and then the rotating shaft 12 is rotated, and the plectrum 13 is rotated, so that the floating flocs accumulated on the water surface and the flocs accumulated in the channel are dispersed.
The driving wheel 142 is a gear, the driven wheel 143 is a gear, and the driving belt 144 is a gear belt. It is also possible to use a combination of a pulley and a belt.
When the motor 141 is not used, a rotating handle can be adopted to manually drive the driving wheel 142 to rotate, and the use mode is flexible.
In this embodiment, the driving assembly 14 is connected to the second supporting member 112 side, but not limited thereto, it may be connected to the first supporting member 111 side, and even the driven wheel 143 may be installed in the middle of the rotating shaft 12, so that the present embodiment is convenient to use and operate.
Example three:
the embodiment also provides a blue algae magnetic capture boat using the floc thumb wheel device 1 in the first embodiment and the second embodiment,
the blue algae magnetic catching ship shown in figure 2 is of 4-channel specification, blue algae magnetic catching and fishing are carried out in a certain lake region in summer, lake surface algae water enters from the front end of a ship body during operation, and the flow design value is 500m3And about/h. The magnetic catching agent is added at the front end of the hydraulics channel 3, and through the double actions of mechanical stirring and hydraulics, the magnetic catching agent quickly flocculates particles such as algae cells and the like to form magnetic floccules which flow to the magnetic separator 2 along with water flow and are adsorbed by the rotating magnetic separator 2. The magnetic separators 2 are not as capable of adsorbing magnetic floes as they are initially constructed, due to the long useful life of the vessel. In recent two years, when algal bloom is severe, it is oftenThe flocs can not be adsorbed by the magnetic separator 2 in time and are accumulated on the water surface or settle to the tank bottom.
Through increasing floc thumb wheel device 1 in this embodiment two, install floc thumb wheel device 1 on the hull deck, floc thumb wheel device 1 is located between hydraulics channel 3 and magnetic separator 2, or locates floc thumb wheel device 1 crossbearer outside hydraulics channel 3, pivot 12 with plectrum 13 is located hydraulics channel 3.
The total length of the floc poking wheel device 1 is 2m, the effective working length (the length of a rotating shaft 12) is 1.8m, 31 poking sheets 13 are rotationally and alternately arranged, one group of poking sheets 13 is 11, and the other two groups of poking sheets are 10. When in operation, the hydraulic channel 3 at the front end of the magnetic separator 2 has the water depth of 50-55cm, the floc thumb wheel device 1 is placed at the front end of the magnetic separator 2, the bracket 11 falls to the ground (channel bottom plate), and the rotating shaft 12 and the thumb piece 13 are immersed in water. And starting the magnetic capture operation according to a normal program, starting the floc shifting wheel device 1 after waiting for a period of time, and rotating at the speed of 30-35 r/min in the opposite or back magnetic capture rotating direction. It can be seen that rotating the floc thumb wheel device 1 in two directions can disperse the floc piled up and floated on the water surface in time, compared with the situation without thumb wheel, the floc enters the gap of the magnetic separator 2 more quickly under the driving of the floc thumb wheel device 1, and the amount of the floc adsorbed at the position of the magnetic block on the magnetic separator 2 is obviously more. After the operation is carried out for nearly 2 hours, the operation is stopped, a channel in front of the magnetic separator 2 is checked, and the amount of deposited flocs and iron powder is greatly reduced compared with the case without a thumb wheel.
Comprehensive judgment shows that the blue algae floc volume absorbed by the magnetic separator 2 in real time after the shifting wheel is used is about 20-30% higher than that absorbed by the blue algae floc volume without the shifting wheel under the same level of algal blooms and operation conditions.
It should be noted that: in fig. 2, the floc shifting wheel device 1 is placed at the front end of the magnetic separator 2 and is located between the magnetic separator 2 and the hydraulics channel 3, and the floc shifting wheel device 1 can be erected on the hydraulics channel 3 as required in a better use mode, and the rotating shaft 12 and the shifting piece 13 are ensured to be immersed in water in the hydraulics channel 3, so that flocs in the hydraulics channel 3 can be stirred for optimal use, and the position of the floc shifting wheel device 1 is placed as required.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. Floc thumb wheel device, its characterized in that, including support, pivot, plectrum, drive assembly, the support middle part has installation space, the both ends of pivot can the pivoted be connected the support, it is a plurality of the plectrum is a set of, and the multiunit plectrum distributes along pivot circumferencial direction, and the plectrum of adjacent group is the dislocation distribution, drive assembly connects the pivot.
2. The floc thumbwheel device of claim 1, wherein the bracket comprises a first support, a second support, and a beam, the first support and the second support are arranged at a distance, and two ends of the beam are fixedly connected with the top ends of the first support and the second support.
3. The floe thumb wheel assembly of claim 2 in which the first support is identical in construction to the second support, the first support being in a triangular configuration.
4. The floc pusher device of claim 2, wherein both ends of the rotating shaft are connected to the bottom of the first and second supports through bearings, respectively.
5. The floc paddle wheel device of claim 1, wherein the paddle is a solid structure with a paddle surface perpendicular to the rotation direction of the shaft.
6. The floc thumb wheel device according to claim 1, wherein the pick comprises a connecting rod and a blade, two ends of the connecting rod are respectively connected with the rotating shaft and the blade, and the length of the pick is smaller than the installation height of the rotating shaft.
7. The floc thumbwheel device of claim 2, wherein the drive assembly comprises a motor, a drive wheel, a driven wheel, and a drive belt, the motor is connected to the cross beam, the drive wheel is connected to the motor, the driven wheel is connected to the rotating shaft, and the drive belt is connected to the drive wheel and the driven wheel.
8. The floe thumb wheel of claim 7 wherein the drive wheel is a gear, the driven wheel is a gear, and the drive belt is a gear belt.
9. The floc paddle wheel device of claim 1, wherein the paddles are in three groups, wherein paddles in the same group are in the same line, and paddles in adjacent groups are arranged at 120 degrees.
10. The blue algae magnetic catching boat is characterized by comprising a boat body and the floc shifting wheel device according to any one of claims 1 to 9, wherein the floc shifting wheel device is arranged on a deck of the boat body, the floc shifting wheel device is positioned at the front end of a magnetic separator, and when the magnetic catching boat is used, the rotating shaft and the shifting sheet are positioned in a hydraulic channel.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112431181A (en) * | 2020-12-11 | 2021-03-02 | 中国科学院合肥物质科学研究院 | Blue algae magnetic floc thumb wheel and blue algae magnetic catching boat |
CN116575424A (en) * | 2023-06-26 | 2023-08-11 | 安徽雷克环境科技有限公司 | River course plankton algae treatment system |
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2020
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112431181A (en) * | 2020-12-11 | 2021-03-02 | 中国科学院合肥物质科学研究院 | Blue algae magnetic floc thumb wheel and blue algae magnetic catching boat |
CN116575424A (en) * | 2023-06-26 | 2023-08-11 | 安徽雷克环境科技有限公司 | River course plankton algae treatment system |
CN116575424B (en) * | 2023-06-26 | 2024-02-13 | 安徽雷克环境科技有限公司 | River course plankton algae treatment system |
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