CN104707391A - Novel energy backwashing filter - Google Patents
Novel energy backwashing filter Download PDFInfo
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- CN104707391A CN104707391A CN201510122149.1A CN201510122149A CN104707391A CN 104707391 A CN104707391 A CN 104707391A CN 201510122149 A CN201510122149 A CN 201510122149A CN 104707391 A CN104707391 A CN 104707391A
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Abstract
The invention provides a novel energy backwashing filter, belongs to the technical field of filter machines, and particularly relates to a backwashing filter. A technical means adopted to solve the technical problem is as follows: the novel energy backwashing filter comprises a filtering system and a dreg collecting device, wherein the filtering system comprises a vacuum drum, first filter cloth and second filter cloth, one end of the first filter cloth bypasses the vacuum drum and a plurality of first guide rollers and then is connected with the other end of the first filter cloth to form an enclosed ring, one end of the second filter cloth bypasses the vacuum drum and a plurality of second guide rollers and then is connected with the other end of the second filter cloth to form an enclosed ring, and part of the second filter cloth in contact with the vacuum drum covers the first filter cloth to form a filter interlayer; the dreg collecting device can classify dregs filtered by the filter cloth by particle sizes, secondarily purify residual water, and recover and utilize the dregs. The practical effect is good.
Description
Technical field
A kind of new forms of energy backwash filter of the present invention, belongs to filtration machinery technical field, is specifically related to a kind of backwash filter.
Background technology
Backwash filter is applied to the industries such as mineral products processing, ore dressing, water treatment, paper industry, petrochemical industry, municipal administration or agricultural irrigation gradually within recent years.
During backwash filter work, liquid to be filtered enters filter from entrance, and then from-inner-to-outer passes through filter screen.After long-time filtration, partial impurities is accumulated in the inner surface of filter screen, causes certain hydraulic losses.When pressure reduction inside and outside filter screen reaches the threshold value of cleaning setting or reaches scavenging period that user sets according to water quality situation, the blowoff valve be positioned at bottom backwash filter is opened automatically, pressure reduction in filter screen and outside filter screen causes the liquid back flush filter screen of filter screen outside, the impurity be attached on filter screen is swept away immediately, and discharge along blow-off line, to ensure that user is to the demand by water water quality along with descending liquid.When how to solve filter element cleaning, the different problem causing cleaning performance bad of different parts degree of cleaning of filter core is those skilled in the art's technical issues that need to address.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical problem to be solved, for providing a kind of filtering means dehydration performance good, especially carries out the filter of deep dehydration to hydrophilic materials.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of new forms of energy backwash filter, comprise feed system and filtration system, described feed system and filtration system are all arranged in frame, described filtration system comprises vacuum drum, first filter cloth and the second filter cloth, described vacuum drum is arranged in frame, vacuum drum rotates under the driving of drive system, closed ring-type is joined together to form with its other end after vacuum drum and multiple first guide roller are walked around in one end of first filter cloth, link together with its other end after vacuum drum and multiple second guide roller are walked around in one end of second filter cloth and also form closed ring-type, cover the first filter cloth formed at part second filter cloth contacted with vacuum drum and filter interlayer, first filter cloth and the second filter cloth move in the same way, first filter cloth and the second filter cloth vacuum drum top portion from, after being separated, the first filter cloth is provided with one section of horizontal segment as discharge end,
Feed system is reinforced from the interlayer opening that the first filter cloth and the second filter cloth are formed before upper vacuum drum;
Described multiple first guide roller and multiple second guide roller are installed in frame, frame are also provided with the tensioning apparatus of adjustment first filter cloth and the second filter cloth elasticity;
Frame is also provided with the deviation correcting device of adjustment first filter cloth and the second filter cloth direction of motion;
Described vacuum drum be circumferentially provided with multiple vacuum chamber, the vacuum chamber being filtered interlayer covering by the first filter cloth and the second filter cloth overlap is in opening, the vacuum chamber do not covered by the first filter cloth and the second filter cloth overlap filtration interlayer is in closure state, and opening and closure state are determined by suction mouth.
Described frame is also provided with cloth cleaning system for pressing, described purging system comprises the first cleaning device and the second cleaning device, described first cleaning device comprises material scraping plate and the first water pipe, described material scraping plate and the first water pipe are all arranged on the side that the first filter cloth leaves vacuum drum, one end of described material scraping plate is hinged in frame, the other end be flat and movable take be attached to the first filter cloth contact material one side on, after first water pipe is arranged on material scraping plate and its delivery port is not just contacting the one side of material to the first filter cloth, second cleaning device comprises the second water pipe, described second water pipe is arranged on the side that the second filter cloth leaves vacuum drum, the delivery port of the second water pipe does not just contact in the one side of material the second filter cloth,
Described frame is also provided with slag charge gathering-device, described slag charge gathering-device comprises Material collecting box for harvesting, described Material collecting box for harvesting is the cell body of both ends open, the top of described Material collecting box for harvesting is accumulated slag fence, accumulated slag fence is made up of polylith laying dust plate, polylith laying dust plate parallel equidistant is arranged, polylith laying dust plate is all obliquely installed relative to the long side of Material collecting box for harvesting, the two ends of multiple laying dust plate are all fixed with two long sides of Material collecting box for harvesting, the top of described Material collecting box for harvesting is provided with two pieces and expands plate, and two pieces are expanded plate and all stretch out and form a trumpet-shaped collection mouth;
The inside of described Material collecting box for harvesting has the first rail groove and the second rail groove, described first rail groove comprises two the first bar-shaped troughs, one of them first bar-shaped trough is opened inside the long side of Material collecting box for harvesting, another first bar-shaped trough is opened inside another long side of Material collecting box for harvesting, be fitted with metal gauze between two the first bar-shaped troughs, described metal gauze can move back and forth along the length direction of Material collecting box for harvesting;
Described second rail groove comprises two the second bar-shaped troughs, one of them second bar-shaped trough is opened inside the long side of Material collecting box for harvesting, another second bar-shaped trough is opened inside another long side that Material collecting box for harvesting is relative, aggregate bin is fitted with between two the second bar-shaped troughs, described aggregate bin is provided with the edge of two bar shapeds, aggregate bin is installed in the second bar-shaped trough corresponding to homonymy by edge, described aggregate bin can move back and forth along the length direction of Material collecting box for harvesting, the openend of described aggregate bin is arranged towards metal gauze, gap is left between the bottom of described aggregate bin and ground.
The second described filter cloth around on form one section of gravity dewatering zone by several second guide rollers before vacuum drum, feed system is arranged on the top of gravity dewatering zone, the below of gravity dewatering zone is provided with filtrate collecting tank, and the filtrate that filtrate collecting tank is collected is by filtrate discharge tube drainage.
Described first filter cloth is wrapped in 1/2 ~ 4/5 of vacuum drum circumferentially, can require to adjust according to dehydrated material.
Described vacuum drum is provided with two suction mouths, described two suction mouths alternately vacuumize vacuum drum.
Described tensioning apparatus comprises the first tensioning cylinder and the second tensioning cylinder, one end of described first tensioning cylinder is fixed in frame, the other end is connected with the first idler roller, described first filter cloth is pressed on the first idler roller, one end of described second tensioning cylinder is fixed in frame, the other end is connected with the second idler roller, and described second filter cloth is pressed on the second idler roller.
Described deviation correcting device comprises the first tuningout cylinder and the second tuningout cylinder, one end of described first tuningout cylinder is fixed in frame, the other end is provided with the first regulating roller, affiliated first filter cloth is pressed on the first regulating roller, one end of described second tuningout cylinder is fixed in frame, the other end is provided with the second regulating roller, and described second filter cloth is pressed on the second regulating roller.
The present invention compared with prior art has following beneficial effect.
One, 1/2 ~ 4/5 circumference of vacuum drum encases by the first filter cloth working portion of the present invention, vacuum dehydration of the present invention interval is made to be 1/2 to 4/5 of vacuum drum, vaccum interval increases, vacuum dehydration area is multiplied, dehydrating amount in a spin cycle also increases thereupon, and, the outer surface of the first filter cloth working portion is also pressed with the second filter cloth, first filter cloth and the second filter cloth form press filteration system, material clamp is at the working portion of the first filter cloth and the second filter cloth, make material while vacuum dehydration, also filter-press dehydration is completed, like this, filter-press dehydration and vacuum dehydration carry out simultaneously, extrude the water gone can be taken away by vacuum in time, water separation capability of the present invention is increased substantially, especially to domestic sludge, the mud of rivers and lakes cleaning, fermented feed, Chinese medicine, the dehydrating effect of the hydrophilic materials such as wood chip is obvious, deep dehydration can be reached, solve a difficult problem for hydrophilic materials difficulty dehydration.In experiment and reality, after domestic sludge dehydration, moisture content can lower than 45% ~ 50%, after general device dehydration, moisture content is 80%, such mud reaches the standard that mud appears on the scene, and can not be used in mud field completely and carry out airing, avoid the pollution to air, also save place, obtain good economic effect, for the fermented feed that hydrophily is stronger, Chinese medicine, wood chips etc. need dehydration aborning, not obvious owing to adopting existing equipment to carry out dehydrating effect, so adopt oven dry in actual production more, the cost compare of drying is large, adopt product of the present invention before oven dry, the hydrophilic materials of moisture content more than 80% to 90% can be dewatered to moisture content about 40%, then dry, the time of now drying can reduce, cost can reduce, and the material dewatered transport when entering subsequent processing also relatively convenient, therefore production cost can be reduced, enhance productivity.
Two, for the mud that domestic sludge and cleaning rivers and lakes produce, moisture percentage in sewage sludge can be made after utilizing the present invention to dewater lower than 45%-50%, without the need to carrying out airing, technique is simple, and pollution-free; If need mud to make building brick or burning, can directly enter next production process, mud now becomes mud cake, and floor space reduces, and the sewage contained greatly reduces, and the smell of stench also greatly reduces.
Three, the present invention is provided with multiple suction mouth in vacuum drum, and multiple suction mouth alternately vacuumizes vacuum drum, and each suction mouth can be made like this to have certain ventilation and intermittent time, and the operating efficiency of complete machine is stablized, sustainable longevity of service.
Four, the present invention is provided with gravity dewatering zone, and decrease moisture entrained when raw material enters filtration system, the excessive moisture sloughed can not flow directly on ground, is drained in time by filtrate collecting tank and filtrate discharge pipe, maintains the clean of surrounding environment.
Five, frame of the present invention is provided with the deviation correcting device of control first filter cloth and the second filter cloth direction of motion, deviation correcting device comprises tuningout cylinder and regulating roller, deviation correcting device can by the first filter cloth and the strict control of the second filter cloth on projected path, ensure the operating efficiency of complete machine, simultaneously, it also avoid the wearing and tearing of the first filter cloth and the second filter cloth, extend the service life of filter cloth, in addition, the present invention adopts tuningout cylinder to provide power for deviation correcting device, utilize tuningout cylinder contractility large, the advantage of stepless retractable, make the adjustable range of deviation correcting device wide, stability is high.
Six, frame of the present invention is also provided with tensioning apparatus, the elasticity of the first filter cloth and the second filter cloth can be controlled according to the needs of different dehydrating material, in addition, the present invention adopts tensioning cylinder to provide power for tensioning apparatus, utilize that tensioning cylinder contractility is large, the advantage of stepless retractable, make the adjustable range of tensioning apparatus wide, to the strong adaptability of dehydration raw material.
Seven, slag charge gathering-device of the present invention can carry out granular size classification and remain water secondary drop clean to the slag charge after filtration from filter cloth, and can recycle slag charge, good practical effect.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of slag charge gathering-device in Fig. 1.
Fig. 3 is the structural representation of Material collecting box for harvesting in Fig. 1.
Fig. 4 is the structural representation of metal gauze in Fig. 1.
In figure: 1 is the first filter cloth, 2 is the second filter cloth, 3 is the first tuningout oil cylinder, 4 is material collecting device, 5 is the first tensioning hydro-cylinder, 6 is feed system, 7 is material scraping plate, 8 is the first water pipe, 9 is filtrate collecting tank, 10 is the second water pipe, 11 is frame, 12 is vacuum chamber, 13 is suction mouth, 14 is drive system, 15 is the second tuningout oil cylinder, 16 is the second tensioning hydro-cylinder, 17 is opening, 18 is filtrate discharge pipe, 19 is vacuum drum, 20 is the first guide roller, 21 second guide rollers, 22 is gravity dewatering zone, 31 is Material collecting box for harvesting, 32 is accumulated slag fence, 33 is laying dust plate, 34 is long side, 35 for expanding plate, 36 is the first rail groove, 37 is the second rail groove, 38 is metal gauze, 39 is the first bar-shaped trough, 40 is the second bar-shaped trough, 41 is aggregate bin, 41 is edge.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation, and accompanying drawing is the schematic diagram simplified, and only basic structure of the present invention is described in a schematic way, therefore it only shows the formation relevant with the present invention.
As Figure 1-4, a kind of new forms of energy backwash filter, comprise feed system 6 and filtration system, described feed system 6 and filtration system are all arranged in frame 11, described filtration system comprises vacuum drum 19, first filter cloth 1 and the second filter cloth 2, described vacuum drum 19 is arranged in frame 11, vacuum drum 19 rotates under the driving of drive system 14, one end of first filter cloth 1 walks around vacuum drum 19 and multiple first guide roller 20 is rear and its other end is joined together to form closed ring-type, after vacuum drum 19 and multiple second guide roller 21 are walked around in one end of second filter cloth 2 and its other end link together and also form closed ring-type, cover the first filter cloth 1 formed at part second filter cloth 2 contacted with vacuum drum 19 and filter interlayer, first filter cloth 1 and the second filter cloth 2 move in the same way, first filter cloth 1 and the second filter cloth 2 vacuum drum 19 top portion from, after being separated, the first filter cloth 1 is provided with one section of horizontal segment as discharge end,
Feed system 6 is reinforced from the interlayer opening 17 that the first filter cloth 1 and the second filter cloth 2 are formed before upper vacuum drum 19;
Described multiple first guide roller 20 and multiple second guide roller 21 are installed in frame 11, frame 11 are also provided with the tensioning apparatus of adjustment first filter cloth 1 and the second filter cloth 2 elasticity;
Frame 11 is also provided with the deviation correcting device of adjustment first filter cloth 1 and second filter cloth 2 direction of motion;
Described vacuum drum 19 be circumferentially provided with multiple vacuum chamber 12, the vacuum chamber 12 being filtered interlayer covering by the first filter cloth 1 and the second filter cloth 2 overlap is in opening, the vacuum chamber 12 do not covered by the first filter cloth 1 and the second filter cloth 2 overlap filtration interlayer is in closure state, and opening and closure state are determined by suction mouth 13.
Described frame 11 is also provided with slag charge gathering-device, described slag charge gathering-device comprises Material collecting box for harvesting 31, described Material collecting box for harvesting 31 is the cell body of both ends open, the top of described Material collecting box for harvesting 31 is accumulated slag fence 32, accumulated slag fence 32 is made up of polylith laying dust plate 33, polylith laying dust plate 33 parallel equidistant is arranged, polylith laying dust plate 33 is all obliquely installed relative to the long side 34 of Material collecting box for harvesting 31, the two ends of multiple laying dust plate 33 are all fixed with two long sides 34 of Material collecting box for harvesting 31, the top of described Material collecting box for harvesting 31 is provided with two pieces and expands plate 35, two pieces are expanded plate 35 and all stretch out and form a trumpet-shaped collection mouth,
The inside of described Material collecting box for harvesting 31 has the first rail groove 3636 and the second rail groove 37, described first rail groove 3636 comprises two the first bar-shaped troughs 39, one of them first bar-shaped trough 39 is opened inside the long side 34 of Material collecting box for harvesting 31, another first bar-shaped trough 39 is opened inside another long side 34 of Material collecting box for harvesting 31, be fitted with metal gauze 38 between two the first bar-shaped troughs 39, described metal gauze 38 can move back and forth along the length direction of Material collecting box for harvesting 31;
Described second rail groove 37 comprises two the second bar-shaped troughs 40, one of them second bar-shaped trough 40 is opened inside the long side 34 of Material collecting box for harvesting 31, another second bar-shaped trough 40 is opened inside another long side 34 that Material collecting box for harvesting 31 is relative, aggregate bin 41 is fitted with between two the second bar-shaped troughs 40, described aggregate bin 41 is provided with the edge 41 of two bar shapeds, aggregate bin 41 is installed in the second bar-shaped trough 40 corresponding to homonymy by edge 41, described aggregate bin 41 can move back and forth along the length direction of Material collecting box for harvesting 31, the openend of described aggregate bin 41 is arranged towards metal gauze 38, gap is left between the bottom of described aggregate bin 41 and ground.By slag charge gathering-device, secondary separation can be carried out, good practical effect to slag charge isolated on filter cloth.
The second described filter cloth 2 around on form one section of gravity dewatering zone 22 by several second guide rollers 21 before vacuum drum 19, feed system 6 is arranged on the top of gravity dewatering zone 22, the below of gravity dewatering zone 22 is provided with filtrate collecting tank 9, and the filtrate that filtrate collecting tank 9 is collected is discharged by filtrate discharge pipe 18.
Described first filter cloth 1 is wrapped in 1/2 ~ 4/5 of vacuum drum 19 circumferentially, can require to adjust according to dehydrated material.
Described vacuum drum 19 is provided with two suction mouths 13, described two suction mouths 13 alternately vacuumize vacuum drum 19.
Described tensioning apparatus comprises the first tensioning cylinder 5 and the second tensioning cylinder 16, one end of described first tensioning cylinder 5 is fixed in frame 11, the other end is connected with the first idler roller, described first filter cloth 1 is pressed on the first idler roller, one end of described second tensioning cylinder 16 is fixed in frame 11, the other end is connected with the second idler roller, and described second filter cloth 2 is pressed on the second idler roller.
Described deviation correcting device comprises the first tuningout cylinder 3 and the second tuningout cylinder 15, one end of described first tuningout cylinder 3 is fixed in frame 11, the other end is provided with the first regulating roller, affiliated first filter cloth 1 is pressed on the first regulating roller, one end of described second tuningout cylinder 15 is fixed in frame 11, the other end is provided with the second regulating roller, and described second filter cloth 2 is pressed on the second regulating roller.
Described frame 11 is also provided with cloth cleaning system for pressing, described purging system comprises the first cleaning device and the second cleaning device, described first cleaning device comprises material scraping plate 7 and the first water pipe 8, described material scraping plate 7 and the first water pipe 8 are all arranged on the side that the first filter cloth 1 leaves vacuum drum 19, one end of described material scraping plate 7 is hinged in frame 11, the other end is flat and movable taking is attached to the first filter cloth 1 and contacts in the one side of material, first water pipe 8 is arranged on after material scraping plate 7 and its delivery port is not just contacting the one side of material to the first filter cloth 1, second cleaning device comprises the second water pipe 10, described second water pipe 10 is arranged on the side that the second filter cloth 2 leaves vacuum drum 19, the delivery port of the second water pipe 10 does not just contact in the one side of material the second filter cloth 2.
Raw material is sent into gravity dewatering zone 22 by feed system 6 of the present invention, the self gravitation of contained humidity in raw material is utilized to carry out first step dehydration to raw material, by filtrate collecting tank 9 and filtrate discharge pipe 18 by the filtrate discharge deviate in waste water collection device, filtrate is avoided to pollute ground, after the opening 17 that material after preliminary hydro-extraction is formed by the first filter cloth 1 feed end and the second filter cloth 2 feed end, enter into the interlayer between the first filter cloth 1 and the second filter cloth 2, second filter cloth 2 pressing materials, moisture in material is extruded, first filter cloth 1 is pressed on vacuum drum 19 circumferentially, and the moisture that material is extruded by the vacuum chamber 12 of vacuum drum 19 siphons away timely, some hydrophilic materials are avoided again to be sucked by the moisture squeezed out, the secondary of material is prevented to absorb water, in addition, it is interval with the suction filtration of vacuum drum 19 circumference that first filter cloth 1 of the present invention can control the first filter cloth 1 according to actual needs, the size in suction filtration interval directly controls the dehydrating amount in the per anhydro cycle, the filter cloth of vacuum filtration machine in the market and the suction filtration interval of vacuum drum 19 are generally between 90 ° ~ 180 °, the angle in suction filtration interval of the present invention can change between 180 ° ~ 288 °, the increase in suction filtration interval, greatly can increase per anhydro cycle dehydration area, improve operating efficiency.Simultaneously, multiple suction mouth 13 is provided with in vacuum drum 19, the alternation of multiple suction mouth 13 completes vacuumizing vacuum drum 19, each suction mouth 13 can be taken a breath in time, alleviate the working strength of each suction mouth 13, ensure that the working life of suction mouth 13, simultaneously, also ensure that job stability of the present invention and durability, first filter cloth 1 completes and to filter and after leaving vacuum drum 19, unnecessary adhesive on first filter cloth 1 is wiped off by material scraping plate 7, then the first water pipe 8 rinses the first filter cloth 1, first filter cloth 1 through the first cleaning device clean after, enter and filter next time, second filter cloth 2 is leaving after vacuum drum 19 separates with the first filter cloth 1, and the second water pipe 10 rinses the second filter cloth 2, the second filter cloth 2 through the second cleaning device clean after, the second filter cloth 2 enters and filters next time.
Claims (7)
1. a new forms of energy backwash filter, comprise feed system (6) and filtration system, described feed system (6) and filtration system are all arranged in frame (11), it is characterized in that, described filtration system comprises vacuum drum (19), first filter cloth (1) and the second filter cloth (2), described vacuum drum (19) is arranged in frame (11), vacuum drum (19) rotates under the driving of drive system (14), one end of first filter cloth (1) walks around vacuum drum (19) and multiple first guide roller (20) is joined together to form closed ring-type with its other end afterwards, one end of second filter cloth (2) is walked around vacuum drum (19) and multiple second guide roller (21) and is linked together with its other end afterwards and also form closed ring-type, cover upper formation of the first filter cloth (1) at part second filter cloth (2) contacted with vacuum drum (19) and filter interlayer, first filter cloth (1) and the second filter cloth (2) move in the same way, first filter cloth (1) and the second filter cloth (2) vacuum drum (19) top portion from, after being separated, the first filter cloth (1) is provided with one section of horizontal segment as discharge end,
Feed system (6) feeds in raw material around the interlayer opening (17) of upper vacuum drum (19) front formation from the first filter cloth (1) and the second filter cloth (2);
Described multiple first guide roller (20) and multiple second guide roller (21) are installed in frame (11), frame (11) are also provided with the tensioning apparatus of adjustment first filter cloth (1) and the second filter cloth (2) elasticity;
Described frame (11) is also provided with the deviation correcting device of adjustment first filter cloth (1) and the second filter cloth (2) direction of motion;
Described vacuum drum (19) be circumferentially provided with multiple vacuum chamber (12), the vacuum chamber (12) being filtered interlayer covering by the first filter cloth (1) and the second filter cloth (2) overlap is in opening, the vacuum chamber (12) do not covered by the first filter cloth (1) and the second filter cloth (2) overlap filtration interlayer is in closure state, and opening and closure state are determined by suction mouth (13);
(11) are also provided with cloth cleaning system for pressing to described frame, described purging system comprises the first cleaning device and the second cleaning device, described first cleaning device comprises material scraping plate (7) and the first water pipe (8), described material scraping plate (7) and the first water pipe (8) are all arranged on the side that the first filter cloth (1) leaves vacuum drum (19), one end of described material scraping plate (7) is hinged in frame (11), the other end be flat and activity take be attached to the first filter cloth (1) contact material one side on, first water pipe (8) is arranged on after material scraping plate (7) and its delivery port is not just contacting the one side of material to the first filter cloth (1), second cleaning device comprises the second water pipe (10), described second water pipe (10) is arranged on the side that the second filter cloth (2) leaves vacuum drum (19), the delivery port of the second water pipe (10) does not just contact in the one side of material the second filter cloth (2),
(11) are also provided with slag charge gathering-device to described frame, described slag charge gathering-device comprises Material collecting box for harvesting (31), the cell body that described Material collecting box for harvesting (31) is both ends open, the top of described Material collecting box for harvesting (31) is accumulated slag fence (32), accumulated slag fence (32) is made up of polylith laying dust plate (33), polylith laying dust plate (33) parallel equidistant is arranged, polylith laying dust plate (33) is all obliquely installed relative to the long side (34) of Material collecting box for harvesting (31), the two ends of multiple laying dust plate (33) are all fixed with two long sides (34) of Material collecting box for harvesting (31), the top of described Material collecting box for harvesting (31) is provided with two pieces and expands plate (35), two pieces are expanded plate (35) and all stretch out and form a trumpet-shaped collection mouth,
The inside of described Material collecting box for harvesting (31) has the first rail groove (36) and the second rail groove (37), described first rail groove (36) comprises two the first bar-shaped troughs (39), one of them first bar-shaped trough (39) opens long side (34) inner side in Material collecting box for harvesting (31), another first bar-shaped trough (39) opens another long side (34) inner side at Material collecting box for harvesting (31), metal gauze (38) is fitted with between two the first bar-shaped troughs (39), described metal gauze (38) can move back and forth along the length direction of Material collecting box for harvesting (31),
Described second rail groove (37) comprises two the second bar-shaped troughs (40), one of them second bar-shaped trough (40) opens long side (34) inner side in Material collecting box for harvesting (31), another second bar-shaped trough (40) is opened in relative another long side (34) inner side of Material collecting box for harvesting (31), aggregate bin (41) is fitted with between two the second bar-shaped troughs (40), described aggregate bin (41) is provided with the edge (41) of two bar shapeds, aggregate bin (41) is installed in the second bar-shaped trough (40) corresponding to homonymy by edge (41), described aggregate bin (41) can move back and forth along the length direction of Material collecting box for harvesting (31), the openend of described aggregate bin (41) is arranged towards metal gauze (38), gap is left between the bottom of described aggregate bin (41) and ground.
2. a kind of new forms of energy backwash filter according to claim 1, it is characterized in that: described the second filter cloth (2) around on form one section of gravity dewatering zone (22) by several second guide rollers (21) before vacuum drum (19), feed system (6) is arranged on the top of gravity dewatering zone (22), the below of gravity dewatering zone (22) is provided with filtrate collecting tank (9), and the filtrate that filtrate collecting tank (9) is collected is discharged by filtrate discharge pipe (18).
3. a kind of new forms of energy backwash filter according to claim 1, is characterized in that, described first filter cloth (1) is wrapped in 1/2 ~ 4/5 of vacuum drum (19) circumferentially, can require to adjust according to dehydrated material.
4. a kind of new forms of energy backwash filter according to claim 1 and 2, it is characterized in that, described vacuum drum (19) is provided with two suction mouths (13), described two suction mouths (13) alternately vacuumize vacuum drum (19).
5. a kind of new forms of energy backwash filter according to claim 1 and 2, it is characterized in that, described tensioning apparatus comprises the first tensioning cylinder (5) and the second tensioning cylinder (16), one end of described first tensioning cylinder (5) is fixed in frame (11), the other end is connected with the first idler roller, described first filter cloth (1) is pressed on the first idler roller, one end of described second tensioning cylinder (16) is fixed in frame (11), the other end is connected with the second idler roller, and described second filter cloth (2) is pressed on the second idler roller.
6. a kind of new forms of energy backwash filter according to claim 1 and 2, it is characterized in that, described deviation correcting device comprises the first tuningout cylinder (3) and the second tuningout cylinder (15), one end of described first tuningout cylinder (3) is fixed in frame (11), the other end is provided with the first regulating roller, affiliated first filter cloth (1) is pressed on the first regulating roller, one end of described second tuningout cylinder (15) is fixed in frame (11), the other end is provided with the second regulating roller, and described second filter cloth (2) is pressed on the second regulating roller.
7. a kind of new forms of energy backwash filter according to claim 1 and 2, it is characterized in that, (11) are also provided with cloth cleaning system for pressing to described frame, described purging system comprises the first cleaning device and the second cleaning device, described first cleaning device comprises material scraping plate (7) and the first water pipe (8), described material scraping plate (7) and the first water pipe (8) are all arranged on the side that the first filter cloth (1) leaves vacuum drum (19), one end of described material scraping plate (7) is hinged in frame (11), the other end be flat and activity take be attached to the first filter cloth (1) contact material one side on, first water pipe (8) is arranged on after material scraping plate (7) and its delivery port is not just contacting the one side of material to the first filter cloth (1), second cleaning device comprises the second water pipe (10), described second water pipe (10) is arranged on the side that the second filter cloth (2) leaves vacuum drum (19), the delivery port of the second water pipe (10) does not just contact in the one side of material the second filter cloth (2).
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| CN201510122149.1A CN104707391B (en) | 2015-03-20 | 2015-03-20 | A kind of new forms of energy backwash filter |
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| CN201510122149.1A CN104707391B (en) | 2015-03-20 | 2015-03-20 | A kind of new forms of energy backwash filter |
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| CN104707391A true CN104707391A (en) | 2015-06-17 |
| CN104707391B CN104707391B (en) | 2016-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665280A (en) * | 2019-11-01 | 2020-01-10 | 中国水产科学研究院渔业机械仪器研究所 | Full-immersion rotary drum micro-filter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5236596A (en) * | 1987-10-22 | 1993-08-17 | Greenwald Sr Edward H | Method and apparatus for dewatering |
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| CN203281109U (en) * | 2013-05-14 | 2013-11-13 | 山东海化集团有限公司 | Alkali filtering machine equipped with pre-scraping unloading device |
| CN203303728U (en) * | 2013-05-28 | 2013-11-27 | 孙鸣亮 | Novel slag separation and filtering device |
-
2015
- 2015-03-20 CN CN201510122149.1A patent/CN104707391B/en not_active Expired - Fee Related
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| US5236596A (en) * | 1987-10-22 | 1993-08-17 | Greenwald Sr Edward H | Method and apparatus for dewatering |
| CN201959656U (en) * | 2007-03-23 | 2011-09-07 | 曼·胡默尔有限公司 | Filter for purifying fluid |
| CN101766142A (en) * | 2009-09-28 | 2010-07-07 | 中国水产科学研究院渔业机械仪器研究所 | Method and filtering system for removing solid suspended particles from aquaculture system |
| CN202893198U (en) * | 2012-09-27 | 2013-04-24 | 长沙中联重科环卫机械有限公司 | Filtering device and cleaning vehicle |
| CN103055574A (en) * | 2013-01-27 | 2013-04-24 | 温州菲德石化科技有限公司 | Automatic backwashing filter of acidic water |
| CN203281109U (en) * | 2013-05-14 | 2013-11-13 | 山东海化集团有限公司 | Alkali filtering machine equipped with pre-scraping unloading device |
| CN203303728U (en) * | 2013-05-28 | 2013-11-27 | 孙鸣亮 | Novel slag separation and filtering device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665280A (en) * | 2019-11-01 | 2020-01-10 | 中国水产科学研究院渔业机械仪器研究所 | Full-immersion rotary drum micro-filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104707391B (en) | 2016-05-25 |
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