Full-automatic filter free of discontinuities
Technical field
The present invention relates to filter technical field, a kind of full-automatic filter free of discontinuities is related in particular to.
Background technology
Vacuum band-type filter machine be one kind using filter cloth or filter screen as medium, make slurry horizontally disposed in filter medium it
On, make full use of slurry gravity and pull of vacuum to realize separation of solid and liquid.Because it has simple in construction, cheap, filtering effect
Rate is high and may filter that the material under a variety of concentration conditions and has the very big market share always, and is widely used in each of industrial or agricultural
Individual field, therefore, the development of vacuum band-type filter machine are also increasingly taken seriously.Therefore, China Patent No.
" 200620102057.3 " disclosed a kind of vacuum belt type filter and dehydration machine on May 2nd, 2007, and its technical scheme is by strainer
It is close to above the rubber strip with wave groove, is equipped with above strainer below stoste distributor, the rubber strip with wave groove equipped with filter
Band support system, the compressed air cavity that strainer support system is provided with compressed air through hole by vacuum cavity and upper end is constituted, and two
Individual compressed air cavity is located at the both sides of vacuum cavity respectively;It is empty that compressed air inlet connects compression through valve and compressed air inlet
Air cavity, steam-water separation tank connects vacuum cavity through another valve, vaccum suction tube and vacuum suction mouth, the rubber strip with wave groove
The rubber block of both sides and vacuum cavity groove after water-stop by collectively forming vacuum chamber below, the rubber strip with wave groove
With strainer by one end buncher disk roller drive together with move, the rubber strip with wave groove is reverse by the rubber strip of the other end
Wheel is returned, and strainer extrudes disk roller by the filter cake being meshed with rubber strip reversing wheel and accesses filter cake after filter cake income case, strainer
Returned after strainer purging system cleaning through side after strainer strainer, top is equipped with automatic filter at the filtered solid outlet of strainer
Cake thickness monitoring system.
But using the patent as the prior art of representative, in actual application, however it remains following defect:First, filter
Band is close to above the rubber strip with wave groove, and filter cloth movement, the rubber strip with wave groove are driven by the rubber strip with wave groove
Complicated, system is huge, and manufacturing cost is high.2nd, in the technology, compressed gas is removing solid with vacuum conversion release movement
When, of short duration stopping is needed, running runs to be intermittent, and vacuum repeatedly starts, and not only easily influences component wear and yield, also
Cause moment electrical loss very high.3rd, the compression roller set is that suction filtration is not good to cause moisture higher, and needs because Front-end Design is not enough
To remove remnants again by extruding and can be only achieved effect, such as filtrate is trickle or liquid of simply muddy even dope can not
Use the technology.4th, the technology is only suitable for that filtering grain is thick, impurity content is big, strength of fluid is high and without the liquid of crystal grain, is applicable model
Enclose narrow, because relatively thick band corner angle of crystal grain or with strip, as stone is relatively thin, out-of-flatness occurs, causes vacuum leak, Gu
Body runs dilute;And the problem of suction is not enough is there is as stone is thicker, it still can run dilute, cause water content in crystal too high, produce
Product can not be dehydrated completely.5th, the filter cake thickness monitoring system set be for front end cloth system it is undesirable, therefore not have on source
There is the problem of elimination thickness differs and set.6th, end compression roller is higher and set because aspirating not good enough and moisture, if
The solid being filtered out is not impurity but product, then crystal product will be crushed, and product meets with heavy damage, it is impossible to sell.
The content of the invention
It is an object of the invention to solve the above-mentioned problems in the prior art, there is provided a kind of full-automatic filtering free of discontinuities
Machine, the present invention can realize the continuous filtering of slurry upon actuation.
To achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of full-automatic filter free of discontinuities, it is characterised in that:Including frame, vacuum is fixedly installed in the frame
Room, the drive roll that is provided at both ends with of the vacuum chamber is fixedly installed filter plate with driven voller, the top of the vacuum chamber is oriented to, institute
State filter plate upper horizontal and be provided with strainer, the strainer is set in drive roll and is oriented on driven voller, and fixation is set above strainer
It is equipped with slurry dispenser.
Extension forms baffle plate straight up for the two side of the vacuum chamber, and arc is provided between the baffle plate and filter plate
Bed course, the both sides of the strainer are located above arc bed course.
The slurry dispenser, which includes being fixedly installed on the sub-feed tube and overflow launder above strainer, the sub-feed tube, to be set
There are charging aperture and multiple discharging openings below charging aperture, the overflow launder is correspondingly arranged at below discharging opening.
The slurry dispenser also includes balancing disk, and the balancing disk, which is tilted, to be fixed on below the return side of overflow launder, its
Gradient is 45 degree.
Case is fixedly installed above the strainer, the balancing disk, sub-feed tube and overflow launder are each attached in case.
The strainer inclined upward is provided with the refining plate for balanced slurry, between having between the refining plate and strainer
Gap.
The bottom of the vacuum chamber is connected with vacuum fluid reservoir and negative pressure pump, the vacuum fluid reservoir in turn by negative tube
It is fixed on by support apart from the aerial of more than 7 meters of ground, liquid level sensor is provided with the tank skin of the vacuum fluid reservoir
With lower liquid level sensor, the bottom of the vacuum fluid reservoir, which is provided with barometric pipe, the barometric pipe, is provided with magnetic valve, upper liquid
Level sensor coordinates with lower liquid level sensor opens and closes magnetic valve.
The strainer includes feed end and discharge end, and the slurry dispenser is arranged on above feed end, the discharge end
It is provided with material scraping plate.
Strainer dehydration roll and multiple Washing spray nozzles are fixedly installed in the frame, multiple Washing spray nozzles are disposed side by side on filter
Band lower section;It is fixedly installed below the strainer in kitchen sink, the kitchen sink and is provided with clear water reserviors and cesspool, the clear water
Filter layer, and bottom of the bottom higher than clear water reserviors of cesspool, the Washing spray nozzle and strainer are provided between pond and cesspool
Dehydration roll is correspondingly arranged above cesspool, and the water inlet of Washing spray nozzle is located in clear water reserviors.
The regulating roller for adjusting strainer rate of tension is fixedly installed in the frame.
The drive roll is fixed in frame by regulating bolt, and the clutch end of drive roll and variable-frequency motor connects
Connect.
Using the advantage of the invention is that:
First, the vacuum chamber in the present invention is fixed in frame, and vacuum chamber will not be moved in whole filter process, with strainer
Cooperation can just realize the continuous filtering of slurry upon actuation, i.e., need not shut down just can continuously filter, also simultaneously
Unattended filtering can be truly realized, has the advantages that to stablize safety and cost of labor is low.Strainer can be risen by filter plate
Supporting role, both prevented strainer from being deformed by vacuum suction, ensured the filter effect of slurry on strainer again.In addition, and prior art
Compare, the present invention also have small volume, take up an area less, simple in construction, maintenance cost is few and low power consumption and other advantages.
2nd, in the present invention, the baffle plate for extending formation straight up by vacuum chamber two side can avoid slurry outflow pair
The influence of external environment, advantageously ensures that the stability of slurry pipeline transport.And can not only omit the both sides of strainer by arc bed course
Higher than the region between strainer both sides, the compactness of strainer and arc layer contacts is also enhanced, and then improve the close of vacuum chamber
Effect is closed, is conducive to strengthening filter effect of the vacuum chamber to slurry.
3rd, in the present invention, slurry overflow launder can be more uniformly distributed in by multiple discharging openings on sub-feed tube
In, and by overflow launder then can equably will material will be delivered on strainer, not only avoid in raw material or waste material filtering in occur
, film, cigarette end, melon shell etc. result in blockage, also avoid influenceing filter effect because differing the thickness of slurry.
4th, in the present invention, it is 45 degree of balancing disk to set gradient, can not only guide slurry smoothly overflow to strainer
On, additionally it is possible to the slurry gone out again to overflow channel carries out equilibrium, is conducive to further improving filter effect.
5th, in the present invention, setting case to reduce outside environmental elements influences the steady balanced sub-material of slurry dispenser,
It is favorably improved filter effect.
6th, in the present invention, slurry enters after strainer, and because of temperature or concentration, to be likely to occur slurry partially thick or partially thin, and passes through
Refining plate can then shakeout the slurry on strainer, it is ensured that uniformity of the slurry on strainer more preferably, further improves the mistake of slurry
Filter effect.
7th, in the present invention, vacuum fluid reservoir is fixed on apart from the aerial of more than 7 meters of ground, can overcome negative pressure generation
Suction holds filtrate and tapping is not flowed, and pumping does not go out, and causes tank body deformation and acutely spring and the superpower loss of pump.And lead to
Cross liquid level sensor and coordinate keying magnetic valve with lower liquid level sensor, then can be automatically continuously continuous while suction filtration is run
Discharge filtrate, discharge opeing will not be shut down because vacuum fluid reservoir is full, realize free automatic, be conducive to improving filter efficiency.
8th, in the present invention, the filtrate on strainer can be effectively removed by material scraping plate, is that the circulating filtration of strainer is provided with
Try hard to keep barrier.
9th, in the present invention, by the cooperation of strainer dehydration roll and multiple Washing spray nozzles, strainer can be made before carrying slurry
Keep clean and unobstructed, it is to avoid washings influence slurry depth.And by the filter layer of cesspool washing can not only be avoided to spray
Mouth is blocked, additionally it is possible to recycle wash water, is conducive to saving the energy.
Tenth, in the present invention, be conducive to adjusting the elasticity of strainer by regulating roller, prevent the suction that vacuum chamber is produced from making master
Dynamic roller skid, it is ensured that optimal filtering operational effect.
11, in the present invention, drive roll is fixed in frame by regulating bolt, and the structure can be adjusted according to filtration types
The elasticity of strainer is saved, it is applied to filtering all kinds slurry or feed liquid.Regulation master in real time is conducive to by variable-frequency motor
The rotating speed of dynamic roller, and then the rate of filtration of strainer is adjusted indirectly, finally ensure the filtrate water content control after filtering in preferable shape
State.
12, driven voller is oriented in the present invention can stablize strainer trend, and regulating roller adjustable-angle corrects strainer not sideslip,
Unattended stability is ensure that, just continuously can normally be run without being reconfigured at professional deviation correcting device.
Brief description of the drawings
Fig. 1 is main structure diagram of the invention;
Fig. 2 is overlooking the structure diagram of the invention;
Fig. 3 is left view structural representation of the invention;
Fig. 4 is the structural representation of slurry dispenser in the present invention;
Marked in figure:1st, frame, 2, vacuum chamber, 3, drive roll, 4, be oriented to driven voller, 5, filter plate, 6, strainer, 7, gear
Plate, 8, arc bed course, 9, slurry dispenser, 10, overflow launder, 11, sub-feed tube, 12, case, 13, refining plate, 14, vacuum liquid storage
Tank, 15, negative pressure pump, 16, upper liquid level sensor, 17, lower liquid level sensor, 18, barometric pipe, 19, magnetic valve, 20, material scraping plate,
21st, strainer dehydration roll, 22, Washing spray nozzle, 23, kitchen sink, 24, clear water reserviors, 25, cesspool, 26, filter layer, 27, regulating roller,
28th, variable-frequency motor, 29, balancing disk.
Embodiment
Embodiment 1
Vacuum chamber 2 is fixedly installed in a kind of full-automatic filter free of discontinuities, including frame 1, the frame 1, it is described true
Empty room 2 be rectangular parallelepiped structure, the vacuum chamber 2 be provided at both ends with drive roll 3 and be oriented to driven voller 4, the vacuum chamber 2 it is upper
Portion is fixedly installed filter plate 5, and the upper horizontal of filter plate 5 is provided with strainer 6, the strainer 6 be set in drive roll 3 and be oriented to from
On dynamic roller 4, the strainer 6 includes being fixedly installed slurry dispenser 9 above feed end and discharge end, the feed end of strainer 6, filters
6 discharge end is provided with material scraping plate 20.
In the present embodiment, extension forms baffle plate 7, the baffle plate 7 and filter plate straight up for the two side of the vacuum chamber 2
Arc bed course 8 is provided between 5, the top of arc bed course 8 is close in the both sides of the strainer 6, for increasing strainer 6 and vacuum chamber
The compactness of 2 boundaries connection, and then improve absorption affinity of the vacuum chamber 2 to strainer 6.Wherein, arc bed course 8 is preferably by rubber system
Into.
In the present embodiment, the inclined upward of strainer 6 is provided with the refining plate 13 for balanced slurry, the refining plate 13
There is gap between strainer 6, wherein, the two ends of the refining plate 13 are fixed on the baffle plate 7 on the two side of vacuum chamber 2, refining
The angle of inclination of plate 13 and the gap between strainer 6 are determined according to the species of slurry.
In the present embodiment, strainer dehydration roll 21 and multiple Washing spray nozzles 22, multiple washings are fixedly installed in the frame 1
Nozzle 22, which is disposed side by side on the lower section of strainer 6, to be used to be rinsed strainer 6, and strainer dehydration roll 21, which is arranged on the lower section of strainer 6, to be used for
Strainer 6 after washing is dehydrated;The lower section of strainer 6, which is fixedly installed in kitchen sink 23, the kitchen sink 23, is provided with clear water
Pond 24 and cesspool 25, filter layer 26 is provided between the clear water reserviors 24 and cesspool 25, and the bottom of cesspool 25 is higher than
The bottom of clear water reserviors 24, the Washing spray nozzle 22 and strainer dehydration roll 21 are correspondingly arranged at the top of cesspool 25, and washing spray
The water inlet of mouth 22 is located in clear water reserviors 24.Wherein, Washing spray nozzle 22 coordinates with water pump realizes that strainer 6 is rinsed.During work, clear water
Clear water in pond 24 is delivered to Washing spray nozzle 22 through water pump to be used to rinse strainer 6, and the filtrate after flushing is corresponding with washings to be fallen into
Cesspool 25, is recycled after then being filtered again through filter layer 26 into clear water reserviors 24.
In the present embodiment, the regulating roller 27 for adjusting the rate of tension of strainer 6 is fixedly installed in the frame 1.
In the present embodiment, the drive roll 3 is fixed in frame 1 by regulating bolt, can be finely tuned by regulating bolt
Position of the drive roll 3 in frame 1;Further, variable-frequency motor 28, the drive roll 3 are further fixedly arranged in the frame 1
It is connected with the clutch end of variable-frequency motor 28, variable-frequency motor 28 drives strainer 6 to rotate by drive roll 3 and guiding driven voller 4.
In the present embodiment, different according to filtering slurry species, the species of strainer 6 is also different, for example strainer 6 can for filter cloth or
Wire netting etc..
Embodiment 2
Vacuum chamber 2 is fixedly installed in a kind of full-automatic filter free of discontinuities, including frame 1, the frame 1, it is described true
Empty room 2 be provided at both ends with drive roll 3 and be oriented to driven voller 4, the top of the vacuum chamber 2 is fixedly installed filter plate 5, the filter
The upper horizontal of plate 5 is provided with strainer 6, and the strainer 6 is set in drive roll 3 and is oriented on driven voller 4, and the top of strainer 6 is fixed
It is provided with slurry dispenser 9.The slurry dispenser 9 includes sub-feed tube 11, the and of overflow launder 10 for being fixedly installed on the top of strainer 6
Charging aperture and multiple discharging openings below charging aperture, the overflow launder 10 are provided with balancing disk 29, the sub-feed tube 11
It is correspondingly arranged at below discharging opening;The overflow launder 10 is preferably v-shaped structure, and V-arrangement overflow launder 10 includes return side and affixed side,
Affixed side is higher than return side, and slurry is from overflow at highly relatively low return side.In order to further improve the harmony of slurry distribution,
The balancing disk 29 that gradient is 45 degree is further fixed on below the return side of the overflow launder 10.Further, the slurry distribution
Device 9 also includes being fixedly installed on the case 12 above strainer, and the balancing disk 29, sub-feed tube 11 and overflow launder 10 are respectively positioned on case
In 12, and the affixed side of overflow launder 10 is weldingly fixed on case.
In the present embodiment, slurry can be both delivered in the sub-feed tube 11 of slurry dispenser 9 by pump, can also pass through eminence
Slurry tank is by Valve controlling by the sub-feed tube 11 of slurry pipeline transport to slurry dispenser 9.
Embodiment 3
Vacuum chamber 2 is fixedly installed in a kind of full-automatic filter free of discontinuities, including frame 1, the frame 1, it is described true
Empty room 2 be provided at both ends with drive roll 3 and be oriented to driven voller 4, the bottom of the vacuum chamber 2 is connected with turn very by negative tube
Empty fluid reservoir 14 and negative pressure pump 15, the vacuum fluid reservoir 14 are fixed on apart from the aerial of more than 7 meters of ground by support, described
Liquid level sensor 16 and lower liquid level sensor 17, the bottom of the vacuum fluid reservoir 14 are provided with the tank skin of vacuum fluid reservoir 14
Portion is provided with the barometric pipe 18 for excluding filtrate in vacuum fluid reservoir 14, the barometric pipe 18 and is provided with magnetic valve 19, on
Liquid level sensor 16 coordinates with lower liquid level sensor 17 opens and closes magnetic valve 19;The top of the vacuum chamber 2 is fixedly installed filter plate
5, the upper horizontal of filter plate 5 is provided with strainer 6, and the strainer 6 is set in drive roll 3 and is oriented on driven voller 4, and strainer 6
Top is fixedly installed slurry dispenser 9.
In the present embodiment, the barometric pipe 18 by a diameter of more than 50mm, thickness be not less than 0.3cm and length be 6cm with
On steel pipe be made, the suction that negative pressure can be overcome to produce holds filtrate and the problem of not going out with pumping is not flowed in tapping.Air
Leg 18 can be realized does not stop continuous service always, will not shut down discharge opeing because of the hydroful of vacuum fluid reservoir 14, can be in filtering operation
Liquid is automatically continuously constantly discharged simultaneously.
The present invention operation principle be:
First, the material in slurry tank will be delivered in sub-feed tube 11 by pump or valve, the slurry in sub-feed tube 11 passes through
Discharging opening enters overflow launder 10, the slurry gone out from the return side overflow of overflow launder 10 again by balancing disk it is balanced after smoothly overflow to
On strainer 6.
2nd, variable-frequency motor 28 is started, variable-frequency motor 28 drives strainer 6 to rotate by drive roll 3 and guiding driven voller 4, can
The velocity of rotation of drive roll 3 is adjusted according to the species of slurry, and then ensures the filter effect of slurry.
3rd, start negative pressure pump 15, negative pressure pump 15 rotates at a high speed, vacuum fluid reservoir 14 and the formation vacuum of vacuum chamber 2 made successively,
The liquid of slurry on strainer 6 is sucked vacuum chamber 2 by the suction of generation, and the filtrate for being inhaled into vacuum chamber 2 is entered by negative tube again
In vacuum fluid reservoir 14, and the filtrate that filtrate is sucked away on strainer 6 continues to discharging end motion, until being struck off by material scraping plate 20.
4th, start Washing spray nozzle 22 to be rinsed strainer 6, remove the filtrate on strainer 6, strainer 6 after flushing again by
Strainer dehydration roll 21 is dehydrated, it is ensured that washings are not brought in slurry, in order to avoid influence pulp density.And the filtrate after rinsing
It is corresponding with washings to fall into cesspool 25, recycled after then being filtered again through filter layer 26 into clear water reserviors 24.
5th, when the test position set by the filtrate in vacuum fluid reservoir 14 reaches upper liquid level sensor 16, upper liquid level
Sensor 16 notifies magnetic valve 19 to open, and the filtrate in vacuum fluid reservoir 14 is discharged by barometric pipe 18, when vacuum fluid reservoir 14
In filtrate when reaching the test position set by lower liquid level sensor 17, lower liquid level sensor 17 notifies magnetic valve 19 to close,
Stop discharge opeing.