CN107558458A - Canal for water conveyance planktonic algae mechanical alga removal device - Google Patents
Canal for water conveyance planktonic algae mechanical alga removal device Download PDFInfo
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- CN107558458A CN107558458A CN201710779231.0A CN201710779231A CN107558458A CN 107558458 A CN107558458 A CN 107558458A CN 201710779231 A CN201710779231 A CN 201710779231A CN 107558458 A CN107558458 A CN 107558458A
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Abstract
Canal for water conveyance planktonic algae mechanical alga removal device, including overall rectangular framework, plane where framework is met to water (flow) direction and framework and set in left low right high dip, mounting bracket is fixedly connected with after frame roof bending to the right, motor reducer is provided with the right side of mounting bracket, the clutch end of motor reducer is connected with drive sprocket by active chain, it is connected on drive sprocket, the first driven sprocket, the second driven sprocket and the 3rd driven sprocket by least two conduction chains, being provided with a width between adjacent two drawing chains blocks algae grid；The spray system towards tank is internally provided with conduction chain on mounting bracket, blocks part of the algae grid below motor reducer between spray system and tank.The present invention have light structure, rigidity is strong, stability is good, easy installation and removal, it is cost-effective, except algae works well, will not water-supply source the characteristics of bringing secondary pollution.
Description
Technical field
The invention belongs to water conservancy construction or maintenance technology field, more particularly to a kind of canal for water conveyance planktonic algae is removed with machinery
Algae device.
Background technology
After Middle Line Project For Transferring Water From South To North trunk canal water flowing, because water body is rich in the reason of nutrient laden, it can at the end of spring and the beginning of summer be grown in channel
Raw a large amount of planktonic algaes, so as to cause serious influence to the quality of water body, and can increase the post-processing cost of waterworks.
In order to avoid the generation of problems, it is necessary to which planktonic algae is purged in water during water delivery.At present, both at home and abroad
Algae-removing method has two kinds of physics and chemistry, but because the water source of south water to north conveying is drinking water, chemical method removes the chemistry of algae
Residual can increase the post-processing cost at water source, and remain and human body may be caused to seriously endanger.
The applicant has accepted the development work of mechanical algae-removing device, and is succeeded in developing in the end of the year 2016.In trial operation
During, the problems such as finding the insufficient rigidity of Lan Zao grids mechanisms, chain releasing is easily caused, phenomena such as grid distorts.Simultaneously
It was found that in high-pressure spraying facility, fluid column stream impulsive force bottom caused by nozzle, algae is dirty to remove not thorough, some region fluid column stream spokes
Penetrate less than or impulsive force cross bottom and produce and be left white, have a strong impact on the normal use of mechanical alga removal device and except algae scavenging effect.
The content of the invention
In place of the deficiencies in the prior art of the invention for solution, there is provided a kind of rigidity is strong, highly reliable, the dirty removing of algae is thorough,
Clear canal for water conveyance planktonic algae mechanical alga removal device of the algae dirt without dead angle.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：Canal for water conveyance planktonic algae mechanical algae removement
Device, including overall rectangular framework, it is assumed that water (flow) direction for direction from left to right, meet to current by the plane where framework
Direction and framework are in that left low right high dip is set, and the root post for being respectively perpendicular setting on front side of framework with rear side has with horizontally disposed
A piece support beam, support beam are located above column, and the bearing being arranged in support beam is connected at left and right sides of framework upper,
Framework middle and lower part is connected on column by connector, and mounting bracket is fixedly connected with after frame roof bending to the right, and mounting bracket is right
Side is provided with tensioning adjustment seat, and tensioning adjustment seat upper left side is fixedly installed motor reducer, is tensioned right side in adjustment seat and rotates
It is connected with drive shaft, coaxial mounted a drive sprocket and at least two drive sprockets in drive shaft, is provided with mounting bracket
The first driven sprocket of top and the second driven sprocket below motor reducer on the left of the motor reducer, under framework
End is provided with the 3rd driven sprocket, and drive sprocket, the first driven sprocket, the quantity of the second driven sprocket and the 3rd driven sprocket are equal
Equal and set corresponding, the clutch end of motor reducer is connected with drive sprocket by active chain, is led
It is connected on movable sprocket, the first driven sprocket, the second driven sprocket and the 3rd driven sprocket by least two conduction chains,
A width, which is provided with, between adjacent two drawing chains blocks algae grid；
The support positioned at frame right is provided with support beam, tank of the opening towards upper left is provided with support, on mounting bracket
The spray system towards tank is internally provided with conduction chain, blocks part of the algae grid below motor reducer positioned at spray
Between system and tank.
Vertically offer guide groove on column, the rear side of the guide groove on the column of front side is open, on the column of rear side
Guide groove front side it is open, connector includes the upper engaging lug for being arranged on the right side of framework 1 and lower engaging lug, upper engaging lug are hinged with
Top shoe, lower engaging lug are hinged with sliding block, and top shoe and sliding block are slidably supported in the guide groove of column.
Being tensioned adjustment seat includes riser, slide, upper slide rail, glidepath and positioning screw, and riser is vertically arranged and riser is left
Be fixedly connected on the right side of side and mounting bracket, positioning screw, upper slide rail and glidepath are horizontally disposed with left-right direction, upper slide rail and
The left end of glidepath is fixedly connected with riser right flank, and connecting plate is provided between the right-hand member of upper slide rail and glidepath, sliding
Seat is slidably arranged between slide rail and glidepath, and the drive shaft of drive sprocket and drive sprocket is rotatably connected on cunning by bearing
On seat, for positioning screw between upper slide rail and glidepath, positioning screw right-hand member passes through ball pivot chain link, positioning screw with slide
Left end is extend into mounting bracket through riser, and left clamp nut and right clamp nut, left fastening are threaded with bolt
Top pressure mounting bracket on the right side of nut, right clamp nut left side top pressure riser right flank.
Spray system includes the left jet pipe set along anterior-posterior horizontal direction and right jet pipe, where left jet pipe and right jet pipe
Plane blocks algae grid parallel to the second driven sprocket to one section between drive sprocket, and left jet pipe and right jet pipe pass through pipe collar respectively
And connecting bolt is arranged on mounting bracket, several fan nozzles, all sectors are evenly arranged with left jet pipe and right jet pipe
The injection direction of nozzle downwardly blocks algae grid, and the fan nozzle on fan nozzle and right jet pipe on left jet pipe is spaced
Be staggered, the rear end of left jet pipe and right jet pipe is provided with plug, the front end of left jet pipe and right jet pipe be respectively connected with one it is curved
Pipe, a three-way pipe is connected between two bend pipes, two interfaces of three-way pipe are connected with two bend pipes respectively, and the of three-way pipe
Three interfaces are high pressure water inlet.
Block and some row's briar tooths are provided with algae grid, often arrange briar tooth and be horizontally disposed with along the longitudinal direction.
The angle of framework and the water surface in channel is 75-80 °, and frame roof is provided with hanger.
Framework interior edge short transverse is evenly arranged with three longerons, and lower portion is divided into four rectangle skies by three longerons
Between, between adjacent two longerons and it is horizontally disposed between longeron and framework have crossbeam, in each coffin
Interior crossbeam uniformly and is arranged at intervals at least three, is set in each coffin between adjacent two crossbeams along short transverse
There are two support angle steels, the left-hand face of every support angle steel is provided with the mounting groove that cross section is in groove shapes along its length
Plate, install and guiding nylon strip is provided with frid, be oriented to uniform by several between nylon strip, installation frid and support angle steel
And the connection of spaced trip bolt, it is arc-shaped structure to be oriented to the cross section of nylon strip in left side profile, guiding nylon strip
Left-hand face protrudes from the left surface of framework, crossbeam and longeron to the left, is oriented to nylon strip left-hand face and blocks half range before algae grid
Right flank contact.
3rd driven sprocket is provided with eight, and the front side of the base of frame below each coffin and rear side are set respectively
There is the 3rd driven sprocket, be provided with an annular conduction chain between rear side on front side of each coffin, draw
Chain engages with drive sprocket, the first driven sprocket, the second driven sprocket and the 3rd driven sprocket respectively；
Blocking algae grid includes four width stainless (steel) wires, and every width stainless (steel) wire covers a coffin, on each coffin
Some horizontal string axles are evenly arranged between two conduction chains, go here and there the pin that the both ends of axle are connected as part chain link
Axle, stainless (steel) wire are fixed on string axle, and string axle connects with being oriented to nylon strip rolling.
The drive shaft of drive sprocket and drive sprocket is provided with above each coffin and is oriented to rubber tire, framework
Bottom is provided with lower guiding rubber tire below each coffin, and upper guiding rubber tire and lower guiding rubber tire point contact simultaneously with string axle
Support connection.
Using above-mentioned technical proposal, column lower end is cast in channel bottom, and when installing of the invention, the suspension hook of crane is hung
The hanger of upper frame roof, sliding block are first extend into the guide groove on column, and framework moves down along guide groove, then top shoe
Slide downward in into guide groove, stop until top shoe and sliding block can not slide fixed to column, thus fix framework
Between two root posts, it is installed at left and right sides of framework upper by bearing in support beam.By the setting of support beam and column,
Reach support locating effect well.
When remove algae operation, motor reducer driving drive sprocket, driven with the coaxial drive sprocket of drive sprocket
Conduction chain rotates, and is arranged on the left side breadth for blocking algae grid laid on the cross bar on conduction chain and moves from bottom to top, blocks
The right side breadth of algae grid moves from top to bottom, blocks algae grid and is made of stainless steel network.Block each of algae grid grid
The selection of item parameter is most important, and it not only influences the effect that mechanical alga removal device blocks algae, moreover it is possible to it is defeated to influence Middle Line Project For Transferring Water From South To North
The water velocity in water river course and the loss of flood peak.
By under the different angles of attack, having done a large amount of simulated experiments to three kinds of compactness difference grids, show that blue-green algae grid is close
Relation between solidity, the angle of attack and water velocity.Its conclusion is as follows：In the case where grid compactness is constant, as grid is rushed
The increase at angle, flow rate attenuation amplitude reduce.Under the identical angle of attack, compactness is bigger, and the attenuation amplitude of flow velocity is bigger.Compactness is got over
Small, the attenuation amplitude of flow velocity is smaller.
The conclusion drawn according to above-mentioned simulated experiment, and combine the related data and Middle Line Project For Transferring Water From South To North canal for water conveyance consulted
Current feature, most mechanical alga removal device blocks the grid mesh parameters of algae grid and is defined as at last：Using diamond-mesh, string diameter
For 1mm, pitch 6mm, pitch 6mm.It is 0.21 that it, which blocks the mesh compactness of algae grid, and mounted angle is 80 °.
By test run line justification：It is very accurate, reasonable to block the selection of the parameters of algae grid mesh, good toughness, corrosion resistant
Lose, be easy to clean, blocking the advantages that algae effect is good.And block the loss of flood peak after the installation of algae grid to Middle Line Project For Transferring Water From South To North water delivery
Only 0.075, i.e., 7.5%.
Algae is attached on the left side breadth for block algae grid and is pulled up, and is descended backward on screw clamp by drive sprocket
Side, the water under high pressure that Fan spray head sprays will block the algae that adheres on algae grid and wash away in screw clamp, reuse water pump by tank
Water be extracted into ground and handled.
Spraying head selection and layout and big a difficult point and bright spot of mechanical alga removal device in high-pressure spraying system.Due to intercepting
Mainly planktonic algae, these algae gluings have certain adhesive force in grid.This is required in high-pressure spraying system
The mist particles of nozzle injection have middle high impulsive force, and whole spray area impulsive force is uniform in size consistent, makes algae dirt thorough
Bottom is removed totally, and does not stay dead angle.
For above-mentioned requirements, a large amount of related datas are consulted, carefully selection.Because fan nozzle has circular spray orifice, have big
And unimpeded flow, choking phenomenon can be reduced to smallest point, the fluid column stream of high impact forces in producing, the droplet size of ejection
Uniformity.The final selected fan nozzle using HU types series.But because the yi word pattern of fan nozzle is vaporific, interlude rushes
Power maximum is hit, both ends impulsive force is slightly weak.According to this feature of fan nozzle, by calculating repeatedly, simulated experiment repeatedly.Finally
Determining the placement scheme of fan nozzle is, is divided to two arrangements to put fan nozzle, adjacent two rows fan nozzle Heterogeneous Permutation, any phase
Adjacent two fan nozzles, which are ejected into, to be blocked the spraying radius of algae grid and overlaps each other 25%-30% area.Such arrangement is real well
Whole spray area impulsive force consistent effect uniform in size is showed, and algae dirt is removed thoroughly, in the absence of removing dead angle.
After a period of time is run, conduction chain needs to carry out rate of tension regulation.The left side that can unscrew on positioning screw is tight
Gu nut and right clamp nut, moved left and right with jack driving slide between upper slide rail and glidepath, conduction chain tensioning
After degree reaches suitable, left clamp nut and right clamp nut are tightened.
Block and some row's briar tooths are provided with algae grid, the amount for blocking periphtic algae in algae grid can be improved, improve except algae is imitated
Rate.
Before the present invention is mainly installed on the bulkhead gate door opening of south water to north trunk canal, and general south water to north trunk canal
Bulkhead gate door opening width is at 10 meters or so.In order to perform to ultimate attainment the algae effect of blocking of the present invention, cost performance reaches optimal.
The present invention block the structure design of algae grid, web is set and the nozzle type selecting of high-pressure spraying mechanism, the problems such as layout on rack
Brains, make strenuous efforts, overcome deficiency, be bold in innovation.
Covered using four width stainless (steel) wires, the setting of web width directly affect the structure complexity of mechanical alga removal device,
Manufacturing cost and cost performance.If the width of single width stainless (steel) wire is smaller, transmission mechanism quantity will accordingly increase, of the invention
Overall structure will be complicated it is more, so as to cause manufacturing cost to significantly improve, cost performance substantially lowers.If single width stainless (steel) wire across
Degree（Width）Larger, blocking the rigidity of algae grid will substantially reduce, and using process under the impact of current, stainless (steel) wire deformed
Greatly.So as to cause the jam of conduction chain, phenomena such as the distortion of stainless (steel) wire, so influence mechanical alga removal device normal use.
" customized " chain：By standard model C2062 chain, on the premise of other specification is constant, by chain
Roller diameter increases 28mm by 22.23mm.So neither change C2062 chain drives, while meet string shaft diameter again and set
Meter require, design it is very ingenious, will go here and there axle both ends be used as conduction chain part chain link bearing pin, go here and there axle play support stainless (steel) wire
The effect of intensity, and can be rolled along nylon strip is oriented to, installation frid plays a part of positioning and guiding nylon strip, is oriented to nylon
The section of the left surface of bar is in circular arc, smaller with the contact surface of string axle, and algae grid is blocked in running so as to greatly reduce
In frictional resistance.
Improve the integral rigidity for blocking algae grid：According to the characteristics of south water to north trunk canal water impact, algae grid is being blocked
Right flank（Back side）Side, equidistantly inlay the string axle with certain rigidity and support, and by the support and stainless (steel) wire
Dexterously assemble in one with " customized " special chain.Such design, every width can be made to block leading for algae grid front and rear sides
Draw chain energy synchronous axial system, and the integral rigidity for blocking algae grid there has also been very big raising, solve well because both sides are led
Draw chain rotate it is asynchronous caused by jam, the insufficient rigidity of stainless (steel) wire and the problems such as cause distortion.Simultaneously of the invention
Structure closely, lightly, is easily installed again.
In summary, improved novel mechanical algae-removing device, there is light structure, rigidity is strong, stability is good, installation
Convenient disassembly, it is cost-effective, work well except algae, will not water-supply source the characteristics of bringing secondary pollution.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the floor plan of spray system in Fig. 2；
Fig. 4 is B direction views in Fig. 1；
Fig. 5 is the floor map that a width blocks algae grid in the present invention；
Fig. 6 is the cross section scheme of installation that nylon strip is oriented in Fig. 4.
Embodiment
As shown in figs 1 to 6, canal for water conveyance planktonic algae mechanical alga removal device of the invention, including it is overall rectangular
Framework 1, it is assumed that water (flow) direction is direction from left to right, and the plane where framework 1 is met to water (flow) direction and framework 1 is in the left low right side
High dip is set, and the front side of framework 1 and rear side, which are respectively perpendicular a root post 2 of setting and be horizontally disposed with, a support beam 3, supports
Beam 3 is located at the top of column 2, is connected to the bearing 4 being arranged in support beam 3 at left and right sides of the top of framework 1, in framework 1 under
Portion is connected on column 2 by connector, and mounting bracket 5 is fixedly connected with after the top bending to the right of framework 1, and the right side of mounting bracket 5 is set
Tensioning adjustment seat is equipped with, tensioning adjustment seat upper left side is fixedly installed motor reducer 6, is tensioned right side in adjustment seat and is rotatablely connected
There is a drive shaft, coaxial mounted a drive sprocket and at least two drive sprockets 7 in drive shaft, be provided with position on mounting bracket 5
The first driven sprocket 8 in the left side of motor reducer 6 top and the second driven sprocket 9 positioned at the lower section of motor reducer 6, framework
1 lower end is provided with the 3rd driven sprocket 10, drive sprocket 7, the first driven sprocket 8, the second driven sprocket 9 and the 3rd driven sprocket
10 quantity is equal and is set corresponding, and clutch end and the drive sprocket of motor reducer 6 pass through active chain
11 are connected, and pass through at least two on drive sprocket 7, the first driven sprocket 8, the second driven sprocket 9 and the 3rd driven sprocket 10
Root conduction chain 12 is connected, and being provided with a width between adjacent two drawing chains 12 blocks algae grid 13；
The support 14 positioned at the right side of framework 1 is provided with support beam 3, tank 15 of the opening towards upper left is provided with support 14,
The spray system towards tank 15 is internally provided with conduction chain 12 on mounting bracket 5, blocks algae grid 13 under motor reducer 6
The part of side is between spray system and tank 15.
Vertically offer guide groove on column 2, the rear side of the guide groove on the column 2 of front side is open, the column 2 of rear side
On guide groove front side it is open；Connector includes being arranged on the upper engaging lug 16 on the right side of framework 1 and lower engaging lug 17, upper engaging lug
16 are hinged with top shoe 18, and lower engaging lug 17 is hinged with sliding block 19, and top shoe 18 and sliding block 19 are slidably supported on column 2
Guide groove in.
Being tensioned adjustment seat includes riser 20, slide 21, and upper slide rail 22, glidepath 23 and positioning screw 24, riser 20 is vertical
Set and the left surface of riser 20 is fixedly connected with the right side of mounting bracket 5, positioning screw 24, upper slide rail 22 and glidepath 23 are along left and right
Direction is horizontally disposed with, and the left end of upper slide rail 22 and glidepath 23 is fixedly connected with the right flank of riser 20, and upper slide rail 22 is with
Connecting plate 25 is provided between the right-hand member of slide rail 23, slide 21 is slidably arranged between slide rail 22 and glidepath 23, drive chain
The drive shaft of wheel 7 and drive sprocket is rotatably connected on slide 21 by bearing, and positioning screw 24 is located at upper slide rail 22 and glided
Between rail 23, the right-hand member of positioning screw 24 is extend into slide 21 by ball pivot chain link, the left end of positioning screw 24 through riser 20
Left clamp nut 26 and right clamp nut 27, the left right side top pressure of clamp nut 26 are threaded with mounting bracket 5, on bolt
Mounting bracket 5, the right right flank of 27 left side top pressure riser of clamp nut 20.
Spray system includes the left jet pipe 28 and right jet pipe 29 set along anterior-posterior horizontal direction, left jet pipe 28 and right jet pipe
Plane where 29 blocks algae grid 13, left jet pipe 28 and right spray parallel to the second driven sprocket 9 to one section between drive sprocket 7
Pipe 29 is arranged on mounting bracket 5 by pipe collar 30 and connecting bolt respectively, if being evenly arranged with left jet pipe 28 and right jet pipe 29
A dry fan nozzle 31, the injection directions of all fan nozzles 31 downwardly block algae grid 13, the fan on left jet pipe 28
31 equal interleaved of fan nozzle on shape nozzle 31 and right jet pipe 29 is set, and the rear end of left jet pipe 28 and right jet pipe 29 is respectively provided with
There is plug 32, the front end of left jet pipe 28 and right jet pipe 29 is respectively connected with a bend pipe 33, one is connected between two bend pipes 33
Three-way pipe 34, two interfaces of three-way pipe 34 are connected with two bend pipes 33 respectively, and the 3rd interface of three-way pipe 34 is water under high pressure
Import.
Block and some row's briar tooths 35 are provided with algae grid 13, often arrange briar tooth 35 and be horizontally disposed with along the longitudinal direction.
The angle of framework 1 and the water surface in channel is 75-80 °, and the top of framework 1 is provided with hanger 36.
The interior edge short transverse of framework 1 is evenly arranged with three longerons 37, and three longerons 37 will be divided into four inside framework 1
Coffin, between adjacent two longerons 37 and it is horizontally disposed between longeron 37 and framework 1 have crossbeam 38,
Crossbeam 38 in each coffin uniformly and is arranged at intervals at least three, in each coffin between adjacent two crossbeams 38
Short transverse is provided with two support angle steels 39, the left-hand face of every support angle steel 39 is provided with transversal along its length
Face is in the installation frid 40 of groove shapes, installs and guiding nylon strip 41 is provided with frid 40, is oriented to nylon strip 41, installation frid
And spaced trip bolt 42 uniform by several connects between 40 and support angle steel 39, is oriented to the transversal of nylon strip 41
Face is arc-shaped structure in left side profile, is oriented to the left-hand face of nylon strip 41 and protrudes from framework 1, crossbeam 38 and longeron 37 to the left
Left surface, it is oriented to the left-hand face of nylon strip 41 and is contacted with blocking the right flank of half range before algae grid 13.
3rd driven sprocket 10 is provided with eight, the front side of the bottom of framework 1 below each coffin and rear side difference
The 3rd driven sprocket 10 is provided with, an annular conduction chain is provided between rear side on front side of each coffin
12, conduction chain 12 engages with drive sprocket 7, the first driven sprocket 8, the second driven sprocket 9 and the 3rd driven sprocket 10 respectively；
Blocking algae grid 13 includes four width stainless (steel) wires 43, and every width stainless (steel) wire 43 covers a coffin, and each rectangle is empty
Between on two conduction chains 12 between be evenly arranged with some horizontal string axles 44, go here and there axle 44 both ends as part chain link
The bearing pin of drive connection, stainless (steel) wire 43 are fixed on string axle 44, and string axle 44 connects with being oriented to the rolling of nylon strip 41.
The drive shaft of drive sprocket 7 and drive sprocket is provided with above each coffin and is oriented to rubber tire, framework 1
Bottom be provided with below each coffin it is lower guiding rubber tire 45, it is upper guiding rubber tire and it is lower guiding rubber tire 45 divide with string axle
44 contact and support connection.
The lower end of column 2 is cast in channel bottom, and when installing of the invention, the suspension hook of crane hangs up hanging for the top of framework 1
Ear 36, sliding block 19 are first extend into the guide groove on column 2, and framework 1 moves down along guide groove, and then top shoe 18 also enters and led
Slide downward in groove, until top shoe 18 and sliding block 19 can not be slided and stopped fixed to column 2, thus framework 1 is fixed
Between two root posts 2, it is installed at left and right sides of the top of framework 1 by bearing 4 in support beam 3.
When remove algae operation, motor reducer 6 drives drive sprocket, drive sprocket 7 band coaxial with drive sprocket
Dynamic conduction chain 12 is rotated, and the left side breadth for blocking algae grid laid on the cross bar being arranged on conduction chain 12 is transported from bottom to top
Dynamic, the right side breadth for blocking algae grid moves from top to bottom, blocks algae grid 13 and is made of stainless steel network.Block algae grid 13
The selection of the parameters of grid is most important, and it not only influences the effect that mechanical alga removal device blocks algae, moreover it is possible to influences Nan Shuibei
Adjust water velocity and the loss of flood peak of center line water transferring canal.
By under the different angles of attack, having done a large amount of simulated experiments to three kinds of compactness difference grids, show that blue-green algae grid is close
Relation between solidity, the angle of attack and water velocity.Its conclusion is as follows：In the case where grid compactness is constant, as grid is rushed
The increase at angle, flow rate attenuation amplitude reduce.Under the identical angle of attack, compactness is bigger, and the attenuation amplitude of flow velocity is bigger.Compactness is got over
Small, the attenuation amplitude of flow velocity is smaller.
The conclusion drawn according to above-mentioned simulated experiment, and combine the related data and Middle Line Project For Transferring Water From South To North canal for water conveyance consulted
Current feature, most mechanical alga removal device blocks the grid mesh parameters of algae grid 13 and is defined as at last：Using diamond-mesh, silk
Footpath is 1mm, pitch 6mm, pitch 6mm.It is 0.21 that it, which blocks the mesh compactness of algae grid 13, and mounted angle is 80 °.
By test run line justification：Block the selections of the parameters of the mesh of algae grid 13 very precisely, rationally, it is good toughness, resistance to
Burn into is easy to clean, blocks the advantages that algae effect is good.And block after the installation of algae grid 13 to the head of Middle Line Project For Transferring Water From South To North water delivery
Loss is only 0.075, i.e., 7.5%.
Algae is attached on the left side breadth for block algae grid and is pulled up, and screw clamp 15 is descended backward by drive sprocket 7
Top, the water under high pressure that Fan spray head sprays will block the algae that adheres on algae grid and wash away in screw clamp 15, reuse water pump by water
Water in groove 15 is extracted into ground and handled.
Spraying head selection and layout and big a difficult point and bright spot of mechanical alga removal device in high-pressure spraying system.Due to intercepting
Mainly planktonic algae, these algae gluings have certain adhesive force in grid.This is required in high-pressure spraying system
The mist particles of nozzle injection have middle high impulsive force, and whole spray area impulsive force is uniform in size consistent, makes algae dirt thorough
Bottom is removed totally, and does not stay dead angle.
For above-mentioned requirements, a large amount of related datas are consulted, carefully selection.Because fan nozzle 31 has circular spray orifice, have
Big and unimpeded flow, choking phenomenon can be reduced to smallest point, the fluid column stream of high impact forces, the droplet of ejection are big in producing
Small uniformity.The final selected fan nozzle 31 using HU types series.It is but middle because the yi word pattern of fan nozzle 31 is vaporific
The impulsive force of section is maximum, and both ends impulsive force is slightly weak.According to this feature of fan nozzle 31, by calculating repeatedly, simulate repeatedly
Experiment.The final placement scheme for determining fan nozzle 31 is to be divided to two arrangements to put fan nozzle 31, adjacent two rows fan nozzle 31
Heterogeneous Permutation, the fan nozzle 31 of arbitrary neighborhood two, which is ejected into, to be blocked the spraying radius of algae grid 13 and overlaps each other 25%-30% area.
Such arrangement realizes whole spray area impulsive force consistent effect uniform in size well, and algae it is dirty remove thoroughly,
In the absence of removing dead angle.
After a period of time is run, conduction chain 12 needs to carry out rate of tension regulation.It can unscrew on positioning screw 24
Left clamp nut 26 and right clamp nut 27, the left and right between upper slide rail 22 and glidepath 23 of slide 21 is driven to move with jack
It is dynamic, after the rate of tension of conduction chain 12 reaches suitable, tighten left clamp nut 26 and right clamp nut 27.
Block and some row's briar tooths 35 are provided with algae grid 13, the amount for blocking periphtic algae in algae grid 13 can be improved, improve
Except algae efficiency.
Before the present invention is mainly installed on the bulkhead gate door opening of south water to north trunk canal, and general south water to north trunk canal
Bulkhead gate door opening width is at 10 meters or so.In order to perform to ultimate attainment the algae effect of blocking of the present invention, cost performance reaches optimal.
The present invention block the structure design of algae grid 13, web is set and the nozzle type selecting of high-pressure spraying mechanism, the problems such as layout on twist
Brains to the greatest extent, make strenuous efforts, overcome deficiency, be bold in innovation.
Covered using four width stainless (steel) wires 43, the setting of web width directly affects the complicated of mechanical alga removal device
Degree, manufacturing cost and cost performance.If the width of single width stainless (steel) wire 43 is smaller, transmission mechanism quantity will accordingly increase, this
The overall structure of invention will be complicated it is more, so as to cause manufacturing cost to significantly improve, cost performance substantially lowers.If single width is stainless
The span of steel mesh 43（Width）Larger, blocking the rigidity of algae grid 13 will substantially reduce, stainless using process under the impact of current
Steel mesh 43 deforms excessive.So as to cause the jam of conduction chain 12, phenomena such as the distortion of stainless (steel) wire 43, removed so influenceing machinery
Algae device normal use.
" customized " chain：By standard model C2062 chain, on the premise of other specification is constant, by chain
Roller diameter increases 28mm by 22.23mm.So neither change C2062 chain drives, while meet the string diameter of axle 44 again
Design requirement, design it is very ingenious, will go here and there the both ends of axle 44 be used as the part chain link of conduction chain 12 bearing pin, go here and there axle 44 play support
The effect of the intensity of stainless (steel) wire 43, and can be rolled along nylon strip 41 is oriented to, installation frid 40 plays positioning and guiding nylon strip
41 effect, the section for being oriented to the left surface of nylon strip 41 is in circular arc, smaller with the contact surface of string axle 44, so as to greatly reduce
Block the frictional resistance of algae grid 13 in the process of running.
Improve the integral rigidity for blocking algae grid 13：According to the characteristics of south water to north trunk canal water impact, algae grid is being blocked
13 right flank（Back side）Side, equidistantly inlay the string axle 44 with certain rigidity and support, and by the support and not
Rust steel mesh 43 is dexterously assembled in one with " customized " special chain.Such design, before every width can be made to block algae grid 13
The energy synchronous axial system of conduction chain 12 of both sides afterwards, and the integral rigidity for blocking algae grid there has also been very big raising, solve well
Determined because both sides conduction chain 12 rotate it is asynchronous caused by jam, the insufficient rigidity of stainless (steel) wire 43 and cause distortion etc. ask
Topic.Simultaneously the present invention structure again closely, lightly, be easily installed.
The present embodiment is not that the shape to the present invention, material, structure etc. make any formal limitation, every according to this hair
Any simple modification, equivalent change and modification that bright technical spirit is made to above example, belongs to the technology of the present invention side
The protection domain of case.
Claims (9)
1. canal for water conveyance planktonic algae mechanical alga removal device, it is characterised in that：Including overall rectangular framework, it is assumed that current
Direction from left to right is in direction, and the plane where framework is met to water (flow) direction and framework and set in left low right high dip, framework
Front side and rear side, which are respectively perpendicular a root post of setting and be horizontally disposed with, a support beam, and support beam is located above column, frame
The bearing being arranged in support beam is connected at left and right sides of frame top, framework middle and lower part is connected to column by connector
On, mounting bracket is fixedly connected with after frame roof bending to the right, tensioning adjustment seat is provided with the right side of mounting bracket, is tensioned in adjustment seat
Left side is fixedly installed motor reducer, is tensioned right side in adjustment seat and is rotatably connected to drive shaft, coaxial mounted in drive shaft
One drive sprocket and at least two drive sprockets, first that the top on the left of motor reducer is provided with mounting bracket are driven
Sprocket wheel and the second driven sprocket below motor reducer, framework lower end are provided with the 3rd driven sprocket, drive sprocket,
The quantity of one driven sprocket, the second driven sprocket and the 3rd driven sprocket is equal and is set corresponding, motor reducer
Clutch end be connected with drive sprocket by active chain, drive sprocket, the first driven sprocket, the second driven sprocket
It is connected with the 3rd driven sprocket by least two conduction chains, a width is provided between adjacent two drawing chains
Block algae grid；
The support positioned at frame right is provided with support beam, tank of the opening towards upper left is provided with support, on mounting bracket
The spray system towards tank is internally provided with conduction chain, blocks part of the algae grid below motor reducer positioned at spray
Between system and tank.
2. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：Along vertical on column
For Nogata to guide groove is offered, the rear side of the guide groove on the column of front side is open, and the front side of the guide groove on the column of rear side is open, even
Fitting includes the upper engaging lug for being arranged on the right side of framework 1 and lower engaging lug, upper engaging lug are hinged with top shoe, and lower engaging lug is hinged
There is sliding block, top shoe and sliding block are slidably supported in the guide groove of column.
3. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：It is tensioned adjustment seat
Including riser, slide, upper slide rail, glidepath and positioning screw, riser is vertically arranged and riser left surface and mounting bracket right side are solid
Fixed connection, positioning screw, upper slide rail and glidepath are horizontally disposed with left-right direction, and the left end of upper slide rail and glidepath is fixed
It is connected on riser right flank, is provided with connecting plate between the right-hand member of upper slide rail and glidepath, slide is slidably arranged in slide rail
Between glidepath, the drive shaft of drive sprocket and drive sprocket is rotatably connected on slide by bearing, and positioning screw is located at
Between upper slide rail and glidepath, positioning screw right-hand member is stretched into slide by ball pivot chain link, positioning screw left end through riser
Left clamp nut and right clamp nut are threaded with into mounting bracket, on bolt, top pressure is installed on the right side of left clamp nut
Frame, right clamp nut left side top pressure riser right flank.
4. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：Spray system bag
Include the left jet pipe set along anterior-posterior horizontal direction and right jet pipe, the plane where left jet pipe and right jet pipe are driven parallel to second
Take turns between drive sprocket one section of chain blocks algae grid, and left jet pipe and right jet pipe are arranged on peace by pipe collar and connecting bolt respectively
Shelve, be evenly arranged with several fan nozzles on left jet pipe and right jet pipe, the injection directions of all fan nozzles to
Lower direction blocks algae grid, and the equal interleaved of the fan nozzle on fan nozzle and right jet pipe on left jet pipe is set, left jet pipe and
The rear end of right jet pipe is provided with plug, and the front end of left jet pipe and right jet pipe is respectively connected with a bend pipe, connects between two bend pipes
A three-way pipe is connected to, two interfaces of three-way pipe are connected with two bend pipes respectively, and the 3rd interface of three-way pipe is water under high pressure
Import.
5. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：Block in algae grid
Some row's briar tooths are provided with, briar tooth is often arranged and is horizontally disposed with along the longitudinal direction.
6. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：Framework and channel
The angle of the interior water surface is 75-80 °, and frame roof is provided with hanger.
7. canal for water conveyance planktonic algae mechanical alga removal device according to claim 1, it is characterised in that：Framework interior edge is high
Degree direction is evenly arranged with three longerons, and lower portion is divided into four coffins, adjacent two longerons by three longerons
Between and longeron and framework between it is horizontally disposed have crossbeam, the crossbeam in each coffin uniformly and be spaced
At least three are set, short transverse is provided with two support angle steels between adjacent two crossbeams in each coffin, often
The left-hand face of root support angle steel is provided with the installation frid that cross section is in groove shapes along its length, is set in installation frid
There is a guiding nylon strip, be oriented to uniform by several between nylon strip, installation frid and support angle steel and spaced fastening
Mode connects for screw, it is arc-shaped structure to be oriented to the cross section of nylon strip in left side profile, is oriented to nylon strip left-hand face and protrudes to the left
In the left surface of framework, crossbeam and longeron, it is oriented to nylon strip left-hand face and is contacted with blocking the right flank of half range before algae grid.
8. canal for water conveyance planktonic algae mechanical alga removal device according to claim 7, it is characterised in that：3rd driven chain
Wheel is provided with eight, and the front side of the base of frame below each coffin and rear side are respectively arranged with the 3rd driven chain
Wheel, is provided with an annular conduction chain on front side of each coffin between rear side, conduction chain respectively with drive chain
Wheel, the first driven sprocket, the second driven sprocket and the engagement of the 3rd driven sprocket；
Blocking algae grid includes four width stainless (steel) wires, and every width stainless (steel) wire covers a coffin, on each coffin
Some horizontal string axles are evenly arranged between two conduction chains, go here and there the pin that the both ends of axle are connected as part chain link
Axle, stainless (steel) wire are fixed on string axle, and string axle connects with being oriented to nylon strip rolling.
9. canal for water conveyance planktonic algae mechanical alga removal device according to claim 8, it is characterised in that：Drive sprocket and
The drive shaft of drive sprocket is provided with above each coffin and is oriented to rubber tire, and the bottom of framework is in each coffin
Lower section be provided with lower guiding rubber tire, upper guiding rubber tire and lower guiding rubber tire point contact with going here and there axle and support connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779231.0A CN107558458B (en) | 2017-09-01 | 2017-09-01 | Mechanical algae removal device for floating algae in water delivery channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779231.0A CN107558458B (en) | 2017-09-01 | 2017-09-01 | Mechanical algae removal device for floating algae in water delivery channel |
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| CN107558458A true CN107558458A (en) | 2018-01-09 |
| CN107558458B CN107558458B (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710779231.0A Active CN107558458B (en) | 2017-09-01 | 2017-09-01 | Mechanical algae removal device for floating algae in water delivery channel |
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Cited By (3)
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| CN108396720A (en) * | 2018-04-11 | 2018-08-14 | 黄河水利委员会黄河机械厂 | It blocks algae depth and does not shut down adjustable type and block algae equipment automatically |
| CN109078888A (en) * | 2018-09-13 | 2018-12-25 | 黄河水利委员会黄河机械厂 | Channel side slopes algae removal device |
| CN113863264A (en) * | 2021-11-05 | 2021-12-31 | 南京清中环境技术有限公司 | Portable shoal algae removal equipment |
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|---|---|
| CN107558458B (en) | 2022-11-25 |
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| CB03 | Change of inventor or designer information |
Inventor after: Shang Liyang Inventor after: Zhang Zhiyong Inventor after: Hu Pan Inventor after: Wei Yaoguo Inventor after: Li Cheng Inventor after: Kong Degang Inventor after: Liu Ruiqin Inventor before: Shang Liyang Inventor before: Wei Yaoguo Inventor before: Li Cheng Inventor before: Kong Degang Inventor before: Liu Ruiqin Inventor before: Zhang Zhiyong Inventor before: Hu Pan |
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Address after: 450006 No. 29, Huaihe Road, Zhongyuan District, Henan, Zhengzhou Applicant after: Huanghe Machinery Co.,Ltd. Address before: 450006 No. 29, Huaihe Road, Zhongyuan District, Henan, Zhengzhou Applicant before: YELLOW RIVER MACHINERY FACTORY, YELLOW RIVER CONSERVANCY COMMISSION |
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