CN101612805B - Vacuum belt press filter - Google Patents
Vacuum belt press filter Download PDFInfo
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- CN101612805B CN101612805B CN200910098457XA CN200910098457A CN101612805B CN 101612805 B CN101612805 B CN 101612805B CN 200910098457X A CN200910098457X A CN 200910098457XA CN 200910098457 A CN200910098457 A CN 200910098457A CN 101612805 B CN101612805 B CN 101612805B
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- strainer
- lower filter
- filter belt
- belt
- shower nozzle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/24—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
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Abstract
The invention relates to a vacuum belt press filter, comprising a rack, a vacuum filtration assembly, a press assembly and a filtration belt assembly, wherein the filtration belt assembly comprises an upper filtration belt, a lower filtration belt, and a cleaning device A and a cleaning device B which are used for respectively cleaning the upper filtration belt and the lower filtration belt; the cleaning device B comprises a front guide roller and a rear guide roller on the motion direction of the lower filtration belt, the front guide roller is arranged on the upper face the lower filtration belt, closely contacts the lower filtration belt and enables the lower filtration belt to form a V shape, the rear guide roller is arranged on the lower face of the lower filtration belt and is provided with a plurality of pinpricks, the size of each pinprick is matched with the size of a filtration pore of the filtration belt, and the rear guide roller contacts with the lower filtration belt by the pinpricks; and the cleaning device B is provided with a plurality of spray heads, and the spray heads are distributed on the upper face and the lower face of the lower filtration belt. The vacuum belt press filter of the invention has the advantage of favorable cleaning effect of the filtration belts, and belongs to the technical field of press machines.
Description
Technical field
The present invention relates to a kind of squeezer, relate in particular to a kind of vacuum-belt filter press, belong to technical field of press machines.
Background technology
Common belt press mainly contains belt pressing plate squeezer and belt roll squeezer on the domestic market at present.Belt pressing plate squeezer mainly relies on pressing plate that the crunch of strainer is made material dewatering.As the patent No. is that 90107188.9 Chinese patent discloses a kind of water-removing press, it comprises: the annular filter strip of a pair of motion, described filtrate band has this parallel length section of two segment bases, described length section is between two block pressur plates and clamps material to be processed, every block pressur plate is by comprising the crawler-tread of a series of creeper treads, the corresponding length section of filtrate band is worked, these creeper treads are hinged together round the many axles vertical with the crawler-tread direct of travel, also be provided with sealing device along the described length section of filtrate band edge, so that material is enclosed in wherein; Every block pressur plate is relevant with many ring-shaped bearing chains, and described chain is arranged in parallel to each other and is driven together, and described each bar supporting chain has a series of rollers, and these rollers are free to rotate, and are arranged between pressing plate and the cterpillar drive.The principle of this class squeezer is as follows: after the squeezing beginning, the crunch that pressing plate produces for material, material makes the original tangible structure of itself change for antagonism this strand pressure, and the liquid that combines with its institute after the tangible structural change of material just discharges.So the scope of application of this class squeezer is less relatively, be applicable to tangible material, particularly vegetable and fruit.
The contrast patent No. is 90107188.9 the disclosed a kind of water-removing press of Chinese patent, belt roll squeezer has the relatively large advantage of the scope of application, they generally include strainer and lower filter belt, last strainer and lower filter belt form lap after entering pony press, material is clipped between the lap of strainer and lower filter belt, and belt roll squeezer relies on roll that the crunch of strainer is made material dewatering.As the patent No. is that 03248078.4 Chinese patent discloses a kind of fourdrinier wire wash press machine, it comprises multistage counter current washing portion and roll-type folder net press section, it is characterized in that: washing portion comprises a plurality of modular vacuum casees and the sprayer-washer that matches with it, catches bubble device, froth breaker, head box; Roll-type folder net press section comprises pony press, the pressure roller and the online and off line of pressurization step by step of many groups.The characteristics of this kind equipment be time of contacting with strainer of roll short, contact area is little, moment the pressure of squeezing big especially, bring remaining material on the strainer to be difficult for the problem of cleaning thus.If the remaining material on the strainer is not cleaned totally, be easy to make that the filter opening of strainer is plugged, so not only can influence the service life that the squeezing effect also can reduce filter cloth.
Summary of the invention
Vacuum-the belt filter press that the purpose of this invention is to provide a kind of strainer cleaning performance excellence.Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of vacuum-belt filter press, comprise frame, vacuum filtration assembly, press unit and strainer assembly, described vacuum filtration assembly comprises vacuum transfer valve, atmosphere transfer valve, Drainage tank and discharging tube; Described press unit comprises pony press, a plurality of pressure roller, guide roller and driven roller; Described strainer assembly comprises strainer, lower filter belt and the cleaning device A and the cleaning device B that are respectively applied for last strainer of cleaning and lower filter belt, described upward filtration band portion is among the cleaning device A, described lower filter belt partly is in the cleaning device B, it is characterized in that: described cleaning device B also is included in former and later two deflector rolls on the lower filter belt direction of motion, top and the lower filter belt that described preceding deflector roll is arranged on lower filter belt closely contacts, and make lower filter belt form V-arrangement, back deflector roll is arranged on the following of lower filter belt and is provided with a plurality of acupunctures, the filter opening size of the size of described acupuncture and strainer adapts, and the back deflector roll contacts with lower filter belt by described acupuncture; Described cleaning device B has a plurality of shower nozzles, and described shower nozzle is distributed in the lower filter belt upper and lower surface.
The strainer that is arranged so that of deflector roll is in the part formation V-type of cleaning device before in the technique scheme of the present invention, has promptly formed two sections and has cleaned positions; The shower nozzle at two places is respectively facing to the tow sides of strainer up and down, makes strainer obtain in all directions cleaning; Like this, strainer has obtained twice and has comprehensively cleaned again, so can solve this difficult problem that the belt press strainer cleans difficulty effectively.Moreover, also be provided with acupuncture on the back deflector roll, the filter opening size of the size of described acupuncture and strainer adapts, and back deflector roll contacts with lower filter belt by described acupuncture, is arranged on acupuncture described in the lower filter belt cleaning process like this and just can presses down earlier just can reach by the shower nozzle flushing again and better scrub effect being difficult on the strainer being washed away the material that gets off by water.
As preferably, described a plurality of shower nozzles comprise shower nozzle A, shower nozzle B and shower nozzle C, and shower nozzle A is distributed in the below of lower filter belt, facing to the leading portion strainer of preceding deflector roll, shower nozzle B is distributed in the below of lower filter belt, facing to the back segment strainer of back deflector roll, shower nozzle C is distributed in the top of strainer, facing to described back deflector roll.
The purpose of She Zhiing is to make described cleaning device form an organic whole like this, makes it to have better cleaning performance.When lower filter belt enters cleaning device, be approximately front bevel and a slope of 1 and be approximately-1 back bevel because preceding deflector roll, forms a slope to the suppressing action of lower filter belt.Shower nozzle A is distributed in the below of lower filter belt, and facing to the leading portion strainer of preceding deflector roll, just facing to the front bevel here, because front bevel simultaneously is the one side of lower filter belt contact material facing to this of shower nozzle A, residual material is stayed here substantially.Shower nozzle A is facing to this front bevel water spray, and the material that particle is bigger on the front bevel expands after suction and the contact-making surface of front bevel changes, and just is cleaned under the effect of gravity down, and the less material of particle also can be washed away by the water that shower nozzle A sprays; After the effect through shower nozzle A, the residual material on the lower filter belt is few; Lower filter belt continues cycle rotation, when forwarding back bevel to, when just contacting with the back deflector roll, be stuck in the lower filter belt filter opening not by shower nozzle A and wash away the material that gets off, ejected by the back deflector roll with acupuncture, material is stayed on the lower filter belt, cooperate the effect of shower nozzle C again, the tiny material of this class can be washed away because this class material be not with water form suspension be exactly under the washing away of shower nozzle C particle diminish, material or the suspension that contains material just can be washed by the filter opening of lower filter belt like this; Shower nozzle B is distributed in the below of lower filter belt, and facing to the back segment strainer of back deflector roll, the existence of shower nozzle B makes lower filter belt be washed away once more, plays lower filter belt is thoroughly washed away clean effect.Its acupuncture of back deflector roll of described band acupuncture also has the liquid on the back bevel is guided the effect of getting off, because these liquid are not directed the words of getting off, can separate out material after contained water evaporates in the described liquid, material also can be stayed on the lower filter belt like this, will make cleaning performance give a discount.Described shower nozzle B also has and will contain the effect of the liquid diluting of material, is not directed the liquid that gets off contained material so also just seldom.
As preferably, described a plurality of shower nozzles are 3.
3 shower nozzles described here are shower nozzle A, shower nozzle B and shower nozzle C just.
As preferably, described strainer assembly also comprises filter disc and directive wheel, and described filter disc is installed on the described frame movably by described directive wheel.Move and the vacuum filtration of filter disc are couplings.When filtering beginning, the vacuum transfer valve is opened vacuum, is communicated with filter chamber through collector tube, makes filter chamber form vacuum.Slip is distributed on the lower filter belt through valve from feed arrangement, and under the pull of vacuum effect, lower filter belt is close on the filter disc, carries out suction filtration, and lower filter belt and filter disc move forward synchronously.Lower filter belt is through filter disc actuator drives and speed governing, filter disc moves forward synchronously with filter cloth under the effect of pull of vacuum, because strainer, filter disc move by the filter disc actuator drives, thereby make the speed of strainer, filter disc reach dynamic equilibrium, have promptly realized synchronous operation.When filter disc runs to desired location and senses inductive switch, the action of vacuum transfer valve, close vacuum, at this moment the atmosphere transfer valve is connected atmosphere, frictional resistance between strainer and the filter disc diminishes like this, simultaneously, the commutation of the active force of filter disc transmission device, filter disc overcomes the resistance that diminishes with strainer and carries out backstroke under the effect of filter disc transmission device.When moving to the backstroke stop of setting, filter disc is sensed another inductive switch, and at this moment the atmosphere transfer valve cuts out, the vacuum transfer valve is opened vacuum once more, the active force of filter disc transmission device commutation simultaneously, filter disc moves forward with lower filter belt, and so forth circulation.No matter whether filter disc returns, and strainer travels forward all the time, has so just realized the continuous operation of vacuum belt press filtering machine.
As preferably, described strainer assembly also comprises the deviation correcting device B that a cover is used to correct the deviation correcting device A of strainer and is used to correct lower filter belt, and described deviation correcting device A is all fixedlyed connected with frame with deviation correcting device B.Deviation correcting device A and deviation correcting device B can correct at any time to the deflection of filter cloth, and the job stability of complete machine, reliability are guaranteed.
As preferably, describedly go up strainer and lower filter belt overlaps at the pony press back segment, the intersection of last strainer and lower filter belt is wrapped on described a plurality of pressure roller with the S type, and described intersection is separated after by described driven roller.
Upper and lower strainer enters the pony press back segment, can make material smooth on the one hand, make material be subjected to slight pressure on the other hand and make material dewatering, enter S shape squeeze section subsequently, in S shape squeeze section, material is sandwiched in up and down in the middle of the two-layer strainer, through the pressure roller of several different bores the material shear action is squeezed repeatedly, make material institute moisture progressively taken off dried.The radius of described a plurality of pressure roller reduces gradually, pressure roller to the strainer active area slightly dwindle, the time slightly shortens, and pressure roller slightly increase the effect pressure of strainer.The radius of a plurality of pressure roller reduces such design and material moisture fewer and feweri this phenomenon by described S type pressed zone the time gradually and adapts, simultaneously, its load also just reduces accordingly concerning strainer, helps prolonging the service life of strainer, also helps strengthening the squeezing effect.
As preferably, described strainer assembly also comprises the device for discharging A and the device for discharging B who is used to shed the lower filter belt material that are used to shed the strainer material, device for discharging A and device for discharging B are installed in the place that separates of strainer and lower filter belt on the described driven roller back segment, and described device for discharging A is all fixedlyed connected with frame with device for discharging B.
As preferably, described strainer assembly comprises that also a cover is used for the tensioning apparatus A of strainer in the tensioning and the tensioning apparatus B that a cover is used for the tensioning lower filter belt, and described tensioning apparatus A is all fixedlyed connected with frame with tensioning apparatus B.The existence of tensioning apparatus A and tensioning apparatus B except the job stability and reliability that can guarantee complete machine, can also make the squeezing effect be enhanced.
In sum, the present invention has following beneficial effect:
1, the lower filter belt in the cleaning device forms two sections and cleans the position, and back deflector roll is provided with acupuncture, and the setting of shower nozzle A, shower nozzle B and shower nozzle C makes described cleaning device become an organic whole, makes it to have better cleaning effect;
2, the coupling of moving of vacuum valve and filter disc makes and complete machine periodic duty has continuously realized automatically running continuously;
3, the particular design of S type pressed zone makes that material institute is moisture and is progressively taken off dried, such design and also help the service life that prolongs strainer;
4, material has carried out vacuum and has dewatered in advance entering S type pressed zone, and it is good that the pre-dehydrating effect of vacuum dewaters than traditional gravity, so the vacuum belt press filtering machine is bigger than the production capacity of plain edition belt filter press;
5, deviation correcting device A and deviation correcting device B can correct at any time to the deflection of filter cloth, and the job stability of complete machine, reliability are guaranteed;
6, the existence of tensioning apparatus A and tensioning apparatus B except the job stability and reliability that can guarantee complete machine, can also make the squeezing effect be enhanced;
7, the present invention absorbs and combine the filtration mechanism of vacuum filter and press filtering machine, and is strong to the adaptive capacity of material, applied range;
8, filter cake thickness can be regulated, and water capacity is little, and removal is convenient.Filter cake thickness can because particle is arranged rationally, add that filter cake thickness is even, so the filter cake water capacity be low according to material needs regulated at will in filter cake, and the filter cake removal is convenient, and equipment capacity is improved.
Description of drawings
Fig. 1 is a schematic side view of the present invention;
Fig. 2 is a schematic top plan view of the present invention;
Fig. 3 is a fundamental diagram of the present invention.
Among the figure, the 1st, frame, the 2nd, vacuum transfer valve, the 3rd, atmosphere transfer valve, the 4th, Drainage tank, the 5th, discharging tube, the 6th, pony press, the 7th, guide roller, the 8th, driven roller, the 9th, last strainer, the 10th, lower filter belt, the 11st, cleaning device A, the 12nd, cleaning device B, the 13rd, preceding deflector roll, the 14th, back deflector roll, the 15th, shower nozzle A, the 16th, shower nozzle B, the 17th, shower nozzle C, the 18th, filter disc, the 19th, directive wheel, the 20th, deviation correcting device A, the 21st, deviation correcting device B, the 22nd, device for discharging A, the 23rd, device for discharging B, the 24th, tensioning apparatus A, the 25th, tensioning apparatus B, the 26th, feed arrangement, the 27th, filter disc transmission device, the 28th, pressure roller, the 29th, collector tube.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
This specific embodiment only is an explanation of the invention; it is not a limitation of the present invention; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification, but as long as all are subjected to the protection of Patent Law in claim scope of the present invention.
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of vacuum-belt filter press comprises frame 1, vacuum filtration assembly, press unit and strainer assembly, and described vacuum filtration assembly comprises vacuum transfer valve 2, atmosphere transfer valve 3, Drainage tank 4 and discharging tube 5; Described press unit comprises pony press 6, a plurality of pressure roller 28, guide roller 7 and driven roller 8; Described strainer assembly comprises strainer 9, lower filter belt 10 and the cleaning device A 11 and the cleaning device B 12 that are respectively applied for last strainer of cleaning and lower filter belt, last strainer 9 parts are among the cleaning device A 11, lower filter belt 10 parts are in the cleaning device B 12, cleaning device B 12 also is included in former and later two deflector rolls on lower filter belt 10 directions of motion, top and the lower filter belt 10 that described preceding deflector roll 13 is arranged on lower filter belt 10 closely contacts, and make lower filter belt 10 form V-arrangement, back deflector roll 14 is arranged on the following of lower filter belt 10 and is provided with a plurality of acupunctures, the filter opening size of the size of described acupuncture and lower filter belt 10 adapts, and back deflector roll 14 contacts with lower filter belt 10 by described acupuncture; Described cleaning device B 12 has a plurality of shower nozzles, and described shower nozzle is distributed in lower filter belt 10 upper and lower surfaces.Described a plurality of shower nozzle comprises shower nozzle A 15, shower nozzle B 16 and shower nozzle C 17, shower nozzle A 15 is distributed in the below of lower filter belt 10, leading portion strainer facing to preceding deflector roll 13, shower nozzle B 16 is distributed in the below of lower filter belt 10, back segment strainer facing to back deflector roll 14, shower nozzle C 17 is distributed in the top of lower filter belt 10, facing to described back deflector roll 14; Described strainer assembly also comprises filter disc 18 and directive wheel 19, and filter disc 18 is installed on the described frame 1 movably by directive wheel 19; Described strainer assembly comprises that also a cover is used to correct the deviation correcting device A 20 of strainer 9 and the deviation correcting device B 21 that a cover is used to correct lower filter belt 10, and described deviation correcting device A 20 is all fixedlyed connected with frame 1 with deviation correcting device B 21; Described upward strainer 9 and lower filter belt 10 overlap at described pony press 6 back segments, and the intersection of last strainer 9 and lower filter belt 10 is wrapped on described a plurality of pressure roller with the S type, and described intersection is being separated by described driven roller 8 backs; Described strainer assembly also comprises the device for discharging A 22 and the device for discharging B 23 who is used to shed lower filter belt 10 materials that are used to shed strainer 9 materials, device for discharging A 22 and device for discharging B 23 are installed in described driven roller 8 back segments, at the separate place of last strainer 9 with lower filter belt 10, and described device for discharging A 22 is all fixedlyed connected with frame 1 with device for discharging B 23; Described strainer assembly comprises that also a cover is used for the tensioning apparatus A 24 of strainer 9 in the tensioning and the tensioning apparatus B 25 that a cover is used for tensioning lower filter belt 10, and described tensioning apparatus A 24 is all fixedlyed connected with frame 1 with tensioning apparatus B 25.
Operation principle
The present invention is made up of vacuum dehydration section and press dewatering section.
The vacuum length of run: when filtering beginning, vacuum transfer valve 2 is opened vacuum, is communicated with filter chamber through collector tube 29, makes filter chamber form vacuum.Slip is distributed on the lower filter belt 10 through valve from feed arrangement 26, and under the pull of vacuum effect, lower filter belt 10 is close on the filter disc 18, carries out suction filtration, and lower filter belt 10 moves forward synchronously with filter disc 18.Lower filter belt drives and speed governing through filter disc transmission device 27, filter disc 18 moves forward synchronously with lower filter belt 10 under the effect of pull of vacuum, because lower filter belt 10 and filter disc 18 move by filter disc transmission device 27 and drive, thereby the speed of lower filter belt 10 and filter disc 18 reaches dynamic equilibrium, has so just realized synchronous operation.When filter disc 18 ran to desired location and senses inductive switch, vacuum was closed in 2 actions of vacuum transfer valve, and at this moment atmosphere transfer valve 3 is connected atmosphere, the active force commutation of filter disc transmission device 27, and then filter disc 18 is just realized returning.
Backstroke: when filter disc 18 moves to the backstroke stop of setting, filter disc 18 is sensed another inductive switch, at this moment atmosphere transfer valve 3 cuts out, vacuum transfer valve 2 is opened vacuum once more, the active force of filter disc transmission device 27 commutation simultaneously, filter disc 18 move forward with lower filter belt 10 and begin vacuum stroke.
No matter be vacuum stroke or backstroke, strainer is proal all the time, has so just realized the continuous operation of vacuum belt press filtering machine.
The adjusting of filter cake thickness
The adjusting of filter cake thickness be by the velocity of rotation of regulating lower filter belt 10 and feed arrangement 26 chargings what, realize synchronously, control just that the valve of filter disc transmission device 27 and feed arrangement 26 realizes.What the velocity of rotation of lower filter belt 10 was fast, charging is advanced lacks, and it is just little then to extrude the filter cake thickness that comes; What the velocity of rotation of lower filter belt 10 was slow, charging is advanced is many, and it is just big then to extrude the filter cake thickness that comes.
Clean principle
When lower filter belt enters cleaning device, be approximately front bevel and a slope of 1 and be approximately 1 back bevel because preceding deflector roll, forms a slope to the suppressing action of lower filter belt.Shower nozzle A15 is distributed in the below of lower filter belt 10, and facing to the leading portion strainer of preceding deflector roll 13, just facing to the front bevel here, because front bevel simultaneously is the one side of lower filter belt 10 contact materials facing to this of shower nozzle A 15, residual material is stayed here substantially.Shower nozzle A 15 is facing to the front bevel water spray, and the material that particle is bigger on the front bevel expands after suction and the contact-making surface of front bevel changes, and just is cleaned under the effect of gravity down, and the less material of particle also can be washed away by the water that shower nozzle A15 sprays; After the effect through shower nozzle A 15, the residual material on the lower filter belt 10 is few; Lower filter belt 10 continues cycle rotation, when forwarding back bevel to, when just contacting with back deflector roll 14, be stuck in lower filter belt 10 filter openings not by shower nozzle A 15 and wash away the material that gets off, back deflector roll 14 by band acupuncture ejects, material is stayed on the lower filter belt 10, cooperate the effect of shower nozzle C 17 again, the tiny material of this class can be washed away, because this class material be not with water form suspension be exactly under the washing away of shower nozzle C particle diminish, material or the suspension that contains material just can be washed by the filter opening of lower filter belt 10 like this; Shower nozzle B 16 is distributed in the below of lower filter belt 10, and facing to the back segment strainer of back deflector roll 14, the existence of shower nozzle B 16 makes lower filter belt 10 be washed away once more, plays lower filter belt is thoroughly washed away clean effect.Its acupuncture of back deflector roll 14 of band acupuncture also has the liquid on the back bevel is guided the effect of getting off, because these liquid are not directed the words of getting off, can separate out material after contained water evaporates in the described liquid, material also can be stayed on the lower filter belt 10 like this, will make cleaning performance give a discount.Described shower nozzle B 16 also has and will contain the effect of the liquid diluting of material, is not directed the liquid that gets off contained material so also just seldom.
The press dewatering principle
Along with lower filter belt 10 moves forward, at first enter pony press 6 through the pre-material that dewaters of vacuum,, can make material smooth on the one hand, can make material be subjected to slight pressure on the other hand and make the material mild dehydration by the effect of pony press 6; Enter S shape squeeze section subsequently, in S shape squeeze section, material is sandwiched in up and down in the middle of the two-layer strainer, the squeezing repeatedly of the pressure roller 28 that the process radius reduces step by step, generation is to material shear action repeatedly, reaches material dewatering is progressively dewatered, and finally reaches filter cake moisture content less than 8% purpose.The radius of a plurality of pressure roller 28 reduces gradually, makes that 28 pairs of strainer active areas of pressure roller slightly dwindle, the time slightly shortens, and the effect pressure of 28 pairs of strainers of pressure roller slightly increases.The radius of a plurality of pressure roller reduces such design and material moisture fewer and feweri this phenomenon by described S type pressed zone the time gradually and adapts.Filter cake after the dehydration scrapes filter cake through device for discharging A 22 and device for discharging B 23, and lower filter belt 10 continues to move forward reenter next working cycles after cleaning, and whole process is gone round and begun again and can be realized working continuously.
Claims (8)
1. a vacuum belt press filtering machine comprises frame, vacuum filtration assembly, press unit and strainer assembly, and described vacuum filtration assembly comprises vacuum transfer valve, atmosphere transfer valve, Drainage tank and discharging tube; Described press unit comprises pony press, a plurality of pressure roller, guide roller and driven roller; Described strainer assembly comprises strainer, lower filter belt and the cleaning device A and the cleaning device B that are respectively applied for last strainer of cleaning and lower filter belt, described upward filtration band portion is among the cleaning device A, described lower filter belt partly is in the cleaning device B, it is characterized in that: described cleaning device B also is included in former and later two deflector rolls on the lower filter belt direction of motion, top and the lower filter belt that described preceding deflector roll is arranged on lower filter belt closely contacts, and make lower filter belt form V-arrangement, back deflector roll is arranged on the following of lower filter belt and is provided with a plurality of acupunctures, the filter opening size of the size of described acupuncture and strainer adapts, and the back deflector roll contacts with lower filter belt by described acupuncture; Described cleaning device B has a plurality of shower nozzles, and described shower nozzle is distributed in the lower filter belt upper and lower surface.
2. a kind of vacuum belt press filtering machine according to claim 1, it is characterized in that: described a plurality of shower nozzles comprise shower nozzle A, shower nozzle B and shower nozzle C, shower nozzle A is distributed in the below of lower filter belt, leading portion strainer facing to preceding deflector roll, shower nozzle B is distributed in the below of lower filter belt, facing to the back segment strainer of back deflector roll, shower nozzle C is distributed in the top of lower filter belt, facing to described back deflector roll.
3. a kind of vacuum belt press filtering machine according to claim 1 and 2 is characterized in that: described strainer assembly also comprises filter disc and directive wheel, and described filter disc is installed on the described frame movably by described directive wheel.
4. a kind of vacuum belt press filtering machine according to claim 1 and 2, it is characterized in that: described strainer assembly comprises that also a cover is used to correct the deviation correcting device A of strainer and the deviation correcting device B that a cover is used to correct lower filter belt, and described deviation correcting device A is all fixedlyed connected with frame with deviation correcting device B.
5. a kind of vacuum belt press filtering machine according to claim 1 and 2, it is characterized in that: described upward strainer and lower filter belt overlap at the pony press back segment, the intersection of last strainer and lower filter belt is wrapped on described a plurality of pressure roller with the S type, and described intersection is separated after by described driven roller.
6. a kind of vacuum belt press filtering machine according to claim 5, it is characterized in that: described strainer assembly also comprises the device for discharging A and the device for discharging B who is used to shed the lower filter belt material that are used to shed the strainer material, device for discharging A and device for discharging B are installed in the place that separates of strainer and lower filter belt on the described driven roller back segment, and described device for discharging A is all fixedlyed connected with frame with device for discharging B.
7. a kind of vacuum belt press filtering machine according to claim 1 and 2, it is characterized in that: described strainer assembly comprises that also a cover is used for the tensioning apparatus A of strainer in the tensioning and the tensioning apparatus B that a cover is used for the tensioning lower filter belt, and described tensioning apparatus A is all fixedlyed connected with frame with tensioning apparatus B.
8. a kind of vacuum belt press filtering machine according to claim 1, it is characterized in that: described a plurality of shower nozzles comprise shower nozzle A, shower nozzle B and shower nozzle C, shower nozzle A is distributed in the below of lower filter belt, leading portion strainer facing to preceding deflector roll, shower nozzle B is distributed in the below of lower filter belt, facing to the back segment strainer of back deflector roll, shower nozzle C is distributed in the top of lower filter belt, facing to described back deflector roll; Described strainer assembly also comprises filter disc and directive wheel, and filter disc is installed on the described frame movably by directive wheel; Described strainer assembly comprises that also a cover is used to correct the deviation correcting device A of strainer and the deviation correcting device B that a cover is used to correct lower filter belt, and described deviation correcting device A is all fixedlyed connected with frame with deviation correcting device B; Described upward strainer and lower filter belt overlap at described pony press back segment, and the intersection of last strainer and lower filter belt is wrapped on described a plurality of pressure roller with the S type, and described intersection is separated after by described driven roller; Described strainer assembly also comprises the device for discharging A and the device for discharging B who is used to shed the lower filter belt material that are used to shed the strainer material, device for discharging A and device for discharging B are installed in the place that separates of strainer and lower filter belt on the described driven roller back segment, and described device for discharging A is all fixedlyed connected with frame with device for discharging B; Described strainer assembly comprises that also a cover is used for the tensioning apparatus A of strainer in the tensioning and the tensioning apparatus B that a cover is used for the tensioning lower filter belt, and described tensioning apparatus A is all fixedlyed connected with frame with tensioning apparatus B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910098457XA CN101612805B (en) | 2009-05-09 | 2009-05-09 | Vacuum belt press filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910098457XA CN101612805B (en) | 2009-05-09 | 2009-05-09 | Vacuum belt press filter |
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| CN101612805A CN101612805A (en) | 2009-12-30 |
| CN101612805B true CN101612805B (en) | 2011-06-15 |
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| CN200910098457XA Expired - Fee Related CN101612805B (en) | 2009-05-09 | 2009-05-09 | Vacuum belt press filter |
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| CN101785940B (en) * | 2010-03-17 | 2011-09-07 | 朔州市润泽投资发展有限公司 | Method and device for online cleaning filtering cloth for filtering sodium aluminate slurry |
| CN103285647B (en) * | 2013-05-29 | 2015-10-21 | 烟台桑尼核星环保设备有限公司 | A kind of vacuum presser |
| CN103691197B (en) * | 2013-12-13 | 2015-05-20 | 山西益尔利环保设备工程技术有限公司 | Vacuum filter with filter-pressing function |
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| CN106731071A (en) * | 2017-02-28 | 2017-05-31 | 浙江欧可美科技股份有限公司 | A kind of electric energy flat board squeezing dewatering machine |
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-
2009
- 2009-05-09 CN CN200910098457XA patent/CN101612805B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101612805A (en) | 2009-12-30 |
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