CN2787295Y - Flexible pipe type filter - Google Patents

Abstract

The utility model relates to a flexible pipe type filter used for the solid and liquid separation. The utility model comprises a filter element, a raw liquid filtering and conveying system, a pressing force generating device, a filtered liquid discharging system, a filtered residue output system and a control system, which are combined into a mechanical-electrical integration complete apparatus. The utility model is characterized in that at least one membrane element is arranged and formed into at least one membrane assembly which is arranged and formed into at least one filter element which is arranged and formed into a filter machine; when a press force generating device presses a flexible membrane unit arranged on a filter element, and the filtered liquid in raw liquid can be eliminated; one of the functions of a stirring and filtered residue discharging system, a vibrating system, a liquid back flushing system, a gas flushing and gas stirring system, a filtered residue extracting and washing system and a vacuum suction filter system can be selected, or the functions can be combined; the utility model uses a belt filter with a high filter pressure ratio, the filter pressure of the tube-type filter chamber is gradually reduced along the axial height, and the requirement of the best filter pressure can be met when filter cakes are dewatered; under the premise of obtaining the drier filtered residue, the filter velocity is high.

Description

Gentle tubular filter

Technical field

The present invention relates to the gentle tubular filter and the operation method thereof of the Separation of Solid and Liquid of a kind of thickness and plasma, be specially adapted to sludge treatment, training of channel mud conditioning, drilling mud processing, hydrometallurgy waste water place, coal washing waste water processing, hold projects such as disposal of poultry breeding industry pollutant and mining with stowing mud conditioning, they all need obtain the low filter residue of liquid content under low power consuming, high efficiency prerequisite.

Background technology

In the existing sludge produced by sewage treatment processing method, the operating cost ratio of mechanical dehydration, landfill, oven dry, burning is approximately, 10: 50: 380: 450, the project investment expense is than greatly about 1: 1.5: 5: 8 (landfills consider need to investments such as means of transport, road and places), though mechanical dehydration operation and project investment expense are low, from degree of dehydration, the water separation capability of the machinery of prior art is very restricted.With the Treatment of Sludge that produces after the sanitary sewage disposal is example, the limiting value that reaches minimum moisture content with mechanical dehydration is about 45% (weight ratio), at world wide, now mud handling capacity is only can reach 70～80% dewatering machine with degree of dehydration to finish more than 95%.Filtration is to finish by the motive force that adds, and band filter is restricted when making the designer select for use filter to press because of mud strainer both sides easy flash (race mud); The high speed centrifugation dewaterer is because the factor of moving of can reaching of drum strength, bearing rotating speed and rotating mechanism processing and manufacturing and static balance highest level, is restricted when making the designer select centrifugal force big or small for use; The effects limit that is subjected to atmospheric pressure and filter cake mummification draw is pressed in the filter of vacuum suction filter; Therefore, existing technology makes us can not obtain the higher mud that contains amount of solid, and the stable reasonably best degree of dehydration of Technological Economy that reaches of these equipment generally can only be accomplished about 75%.Plate and frame type filter-press is because filter is pressed higher, the mud filter residue can reach 50% water content, even the plate and frame filter press of prior art adopts the full-automatic method of operation, because each filtering means dehydration finishes, need to open respectively successively the filter plate of each filter chamber, unload filter residue, again each chamber filter membrane is cleaned flushing, very time-consuming, when opening and closing filter plate repeatedly, long sealing ring is easy to leak, under equal equipment volume and filter area, yield in unit time is below 1/8～1/16 of other mechanical means, and filter cloth is easy to stop up, clean difficulty, the filter cloth serious wear.If the sludge dewatering of water content 80% becomes moisture 60% mud; one times of its volume-diminished, weight saving about 95%, therefore; under low energy consumption, low investment, high efficiency prerequisite; the degree of dehydration that improves plant equipment is current problem extremely to be solved, and it can speed up processing, and the soil cuts the waste; reduce investment; reduce cost, the protection environment improves operating personnel's condition of work.

Summary of the invention

Gentle tubular filter of the present invention and method realize with following technical scheme: filter comprises that filter element, filter material induction system, thrust generating means, cleaner liquid discharge system, filter residue induction system and control system, and comprehensively becomes electromechanical integration and automatically be filtered into complete equipment.Though filter of the present invention also is an intermittent filtration, but it starts mechanical agitating function when can be in filtration all filter elements being advanced to filter stoste, help arranging cleaner liquid and filter residue, can also from vibrational system, liquid backpurge system, gas recoil the function of gentle stirring system, extraction and washing system, vacuum suction filter system, select for use a kind of or be used in combination according to the character of filtering stoste, because the filter chamber sealing does not have " race mud " factor when filtering, so adopt filter pressure ratio band filter height, the filter cloth utilization rate can reach more than 95%; The filter of tubular type filter chamber presses vertically short transverse to successively decrease, the requirement that the required the best filter of different water cut rate is pressed when satisfying cake dewatering; Adopt the pulsation filter press operation that gas stirs and vibrational system produces that the saturating liquid of filter cake interface can be brought in constant renewal in, can reduce filter cake and produce resistance; The steam recoil can utilize the greasy dirt of heat energy dissolving filter membrane when filtering the filter residue of thin thickness particulate, recover the filter membrane ability fast and efficiently.

Filter of the present invention comprises at least one filter element, and filter element is made up of at least one membrane module and device for exerting.Membrane module comprises at least one film unit, upper flange chamber, laxative remedy boudoir and residual cake valve group; Film unit comprises flexible following elements: tubulose filter membrane, pipe filter membrane support frame, tubulose screen work and tubulose closing membrane, their major axis central lines, and it is vertical with horizontal line, they can not wait at the diameter at the vertical long axis middle part of film unit and the diameter at its two ends, appearance presented the synthetic date core shaped of two frustums of a cone when tubulose filter membrane, pipe filter membrane support frame, tubulose screen work and tubulose closing membrane middle part diameter were big, can increase chamber space; A their middle part diameters hour appearance present honeybee waist shape, filter slurries for some and can obtain dried filter residue.Under the constant prerequisite of girth, the ovality of circle cross-section has changeability behind the pressurized, thereby reduces chamber space, and the pressurized slurries do not have flow pass in this moment filter chamber, and cleaner liquid can only pass through filter membrane; By being set, pipe filter membrane support frame forms filter chamber in the tubulose filter membrane, its outer tubulose screen work that is provided with, and the upper flange chamber is provided with stoste and distributes passage and a pair of back shaft, and the filter chamber top of each film unit on the membrane module is interconnected; The laxative remedy boudoir is provided with cleaner liquid and compiles chamber, row sludge outlet and a pair of back shaft, and the bottom of the tubulose screen work of each film unit on the membrane module is interconnected; The tubulose screen work is provided with the tubulose closing membrane outward; The tubulose screen work comprises muscles and bones and skeleton, and muscles and bones is the plate of long axis vertical water horizontal line, and skeleton is the flexible ring of sealing, along short transverse at least fixedly one deck closed-loop connect and entad support the overall structure that this plate surrounds a tubulose; This plate inner face supports the tubulose filter membrane, and the horizontal section of tubulose screen work ring-type has 5～95% voidage, and the muscles and bones upper end distributes the passage arm to be connected with stoste, and the lower end is compiled the chamber arm with the cleaner liquid of lower flange and is connected; The residual cake valve group comprises slag-discharging valve and rotary opening and closing valve actuator; Residual cake valve is any in butterfly valve and the ball valve, and each film unit row sludge outlet is installed a slag-discharging valve; The rotary opening and closing valve actuator comprises executing agency and shaft coupling; The turning cylinder central lines of the rotary shaft of residual cake valve, executing agency and shaft coupling; The rotary opening and closing valve actuator that is arranged on laxative remedy boudoir one side connects the rotary shaft of adjacent residual cake valve, and two-way the stretching out of rotary shaft of middle residual cake valve is provided with shaft coupling between per two residual cake valves, and the rotary shaft that will stretch out links together; All film units of membrane module are arranged between upper flange chamber and the laxative remedy boudoir; The upper end of tubulose closing membrane connects and is sealed in the arm of lower surface, upper flange chamber; The lower end connects and is sealed in the arm of laxative remedy boudoir upper surface; All in a central plane, this plane overlaps with the long axis of the profile symmetrical centre of upper flange chamber, laxative remedy boudoir all film unit axis; Each tubulose filter membrane upper end is distributed the passage arm to be connected with stoste and is sealed, and its lower end is connected with the deslagging arm of lower flange and seals.Two ends are symmetrical arranged the multiply flexible cable between upper flange and lower flange; Flexible drag-line can be stay cord or pull bar or loop chain, installs between tubulose closing membrane and upper flange and the lower flange, and the vertical axial load of the part of carrier film unit, alleviates the drag load of tubulose screen work, prevents axial deformation, avoids end face seal destruction.

Device for exerting comprises equidistant pan carriage, pressure distribution frame, guide rail framework and compresses thrust frame; Equidistant pan carriage comprises connecting rod, minor axis and shaft block ring, and every pair of connecting rod center is provided with the hinged axis hole in center, and the two ends of every pair of connecting rod and another two ends to connecting rod are hinged with minor axis, and spacing with shaft block ring; The pressure distribution frame comprises the guide-localization mechanism of press rods, connecting rod, adjustable distance and the pressure-bearing rack that at least one pair of back shaft is welded into; Guide rail framework comprises the rectangular frame that two pairs of horizontal guide rails and shaped steel are formed; Compress thrust frame and comprise roller, holder axle, push rod and the rack of exerting pressure;

Described filter element is formed at least one membrane module and device for exerting like this, spacing on each membrane module between the film unit of correspondence equates, forming the row's film unit of filter element and the major axis center line of row film unit is that orthogonal matrix is arranged, in the middle of two adjacent membrane modules a pressure distribution frame is set, be the press rods of pressure distribution frame between the adjacent nearest film unit line of centres on two adjacent membrane modules, the press rods long axis is parallel with the film unit long axis, and contact with the outer surface of adjacent nearest film unit, fixing with two-layer at least waling stripe welding between two press rods along short transverse, the guide-localization mechanism of adjustable distance is set in the middle of the waling stripe between two press rods, the pressure distribution frame is provided with the guide-localization mechanism of at least four adjustable distances at least, the width of press rods can not bump against the upper flange of latter two film unit adjacent one another are of film unit pressurized and lower flange, the height of press rods is less than 90% of the film unit height, be positioned at middle part deformable place of film unit, the press rods at two ends is symmetrical arranged at least one pair of back shaft along short transverse; Guide-localization mechanism is made up of sleeve pipe, moving casing, adjusting screw(rod), fixed head and limiting plate, the guide-localization mechanism of the adjustable distance that two pressure distribution framves are adjacent is end to end to be passed between two of each membrane module adjacent film units, in order to guiding with limit two minimum ranges between the pressure distribution frame; The back shaft of the bolster of pressure distribution frame both sides and the upper flange chamber of membrane module and laxative remedy boudoir both sides all is installed in the hinged axis hole in center of equidistant pan carriage, and spacing with shaft block ring.

Baseplane in the upper flange chamber of membrane module is provided with a linear bearing assembly at least, and membrane module moves on horizontal guide rail on the guide rail framework by linear bearing; The baseplane of the waling stripe of pressure distribution frame is provided with at least one linear bearing assembly, and the pressure distribution frame moves on the following horizontal guide rail of guide rail framework by linear bearing; Between membrane module upper flange and the linear bearing and between pressure distribution frame and the linear bearing elastomer damper can be set, the elastomer damper can be at least one laminate spring or any in one deck dish spring at least;

Another kind of embodiment is provided with castor on the wherein a pair of bolster of a pair of back shaft of the upper flange chamber of membrane module and pressure distribution frame both sides, castor moves on guide rail framework upper and lower horizontal guide rail separately, above-mentioned castor is provided with the shaft shoulder, is stuck in to prevent from the horizontal guide rail to move axially;

Also a kind of embodiment is provided with castor on the hinged minor axis in the connecting rod lower end of the wherein a pair of equidistant pan carriage of a pair of equidistant pan carriage of membrane module upper flange chamber and pressure distribution frame, castor moves on guide rail framework upper and lower horizontal guide rail separately, above-mentioned castor is provided with the shaft shoulder, be stuck in and prevent from the horizontal guide rail to move axially, this scheme is because the weight of membrane module is carried in equidistant pan carriage connecting rod center, press filtration finishes, the film unit that does not have to shrivel behind the horizontal pressure force can recover to relax the position automatically, raw liquor pump pressure is lower for filtering, but vibration is bigger.

It is integrally welded with the push rod of the exert pressure rack and the both sides setting of steel construction to compress thrust frame, the holder axle is set on the push rod, the last horizontal guide rail engagement of roller on the holder axle and guide rail framework, the power of thrust generating means acts on the distribution frame that is arranged in the pressure of a side of outermost membrane module on the guide rail framework by this rack of exerting pressure, and compresses the guide wheel engagement that is provided with on the outermost a pair of back shaft of the push rod of thrust frame and equidistant pan carriage by this.

Compressing thrust frame moves on horizontal guide rail on the guide rail framework of the effect lower edge of thrust transmission mechanism, pressure is passed to film unit successively by the pressure distribution frame, also pressure is passed to the equidistant parallel frame, because having the distance that length overall is shortened, equidistant pan carriage divides function equally to each linkage, to make filter element like this by compression the time, membrane module moves along the horizontal guide rail direction, and the phase mutual edge distance between each membrane module remains equal substantially.

Distance between each membrane module shortens, when film unit is squeezed, the cylindrical of the axially middle cross section of film unit becomes the bigger approximate rectangular ellipse of long and short diameter gap, the chimney filter internal volume diminishes, equidistant pan carriage all is limited in certain scope when the distance between each membrane module is shortened, filtration stoste pressurized wherein, cleaner liquid are finished the filter residue dehydration by filter membrane; When press filtration finishes, device for exerting sets back, and keeps equating when equidistant pan carriage makes the variable in distance of each membrane module when resetting, and can both recover the origin-location, when being input into filter pulp liquid with pump again, the pressure of filter pulp material makes the cross section of film unit recover the length radius again and differs less ellipse; Then the distance each other of each membrane module is uncontrollable not have equidistant pan carriage, and the area of the cross section of each film unit is uncontrollable, and the volume of filter chamber is uncontrollable, and it is uncontrollable that pump is input into the filter pulp liquid measure.

Support frame, tubulose screen work and tubulose closing membrane can select for use can guarantee in enough flexible metal or the high-molecular organic material any, tubulose closing membrane or tubulose screen work can bear the pressure when filtering, can not rupture and seepage, these problems adopt the market prior art just can solve.The tubulose closing membrane can make the cylindrical shape of smooth circumferential or in the cylindrical shape of this smooth circumferential along vertical direction, in the cylindrical shape that a ripple is not set at least with the press rods contact position.

The muscles and bones of tubulose screen work is the plate that at least one uniform a series of ripple is set at its horizontal section, open many holes on the corrugated plating, and the plate of a series of ripples surrounded the tubulose of a uniform ripple, the hole of passing muscles and bones with skeleton connects, and guarantees that its uniform spacing is constant; Or uniform a series of plates are made the certain pipe of girth on skeleton; Muscles and bones is along at least fixing skeleton of one deck closed-loop of short transverse, and skeleton is the chain ring of sealing or the collar or any structure in the spiral band of one deck at least.

Another sharp embodiment of the muscles and bones of tubulose screen work and skeleton is to adopt integrated pouredly, and skeleton is the closed-loop of tubulose, imbeds silk screen during the tube wall cast and strengthens; Muscles and bones is the lath the uniform wing shape of inside pipe wall; This skeleton can double as tubulose closing membrane in film unit.

Pipe filter membrane support frame is the interior support frame that is provided with in filter chamber and outer support frame near setting filter membrane outside uses in pairs; The closed collar that interior support frame is made with flexible material, collar cross section are cylinder or rectangular cross section; The not closed collar that outer support frame is made with flexible material is divided into more than one section at least; Baltimore groove or half slot that outer support frame cross section is a rectangle, the opening direction of outer support frame is towards the center, outer support frame is uniform to be fixed in the gap of inner periphery of muscles and bones of tubulose screen work, the groove of interior support bone support frame outside opening part is pressed into the tubulose filter membrane; The panel edges of outer support frame opening is provided with the circular arc limit, sees axially that from the collar this circular arc limit is a dentation.

The another kind of scheme of pipe filter membrane support frame is that the outer support frame that is provided with outside filter chamber is grid or sieve plate, launches back percent opening 80%; The interior support frame that is provided with in the filter chamber is a helical ring, and it axially is provided with lacing wire, and lacing wire is fixedly under the pressing plate of the securing member of gland formula tube sheet.

At least one filter element of filter of the present invention all is arranged on the cover guide rail framework; Central plane of all membrane modules all is parallel to each other on it, is installed in to compress in the thrust frame, and can moves on the horizontal guide rail of guide rail framework.

The power of the thrust generating means of filter of the present invention is the thrust generating means that adopts two relative direction power, the power pressure head acts on by the rack of exerting pressure that compresses thrust frame on the pressure distribution frame of two lateral surfaces of relative direction of at least one filter element, and the guide wheel engagement that is provided with on a pair of back shaft of the outermost membrane module by compressing push rod on the thrust frame and filter element; Such two pressure head strength and direction equate that membrane module all moves to the center, avoids wherein some membrane module displacement excessive, and for the filter element compression of many groups membrane module, the also more unidirectional pressure head of structure is simple.

Embodiment of the thrust generating means of two relative direction power adopts the transmission of at least one cover electric screw.The center of drag of transmission device is arranged in the little circle with 300 millimeters of diameter on the equalization point of exerting pressure on the rack of exerting pressure in the filter element outside, exert pressure the determining with that pressure spot quantity is set is relevant of equalization point, they are the exert pressure vertical centre on rack plane and point groups at horizontal center of symmetry.When adopting at least two cover electric screw transmissions, compress the thrust frame keeping parallelism for what make both sides, every cover electric screw transmission pivot is parallel to each other, select identical reductor of output speed and motor for use, is connected with axle with shaft coupling between the two-way power input shaft of opposed reductor and the output shaft of motor and makes the running of these motor and speed reducers synchronous.

The thrust generating means of filter of the present invention is compressed with following several scheme from two relative directions to filter element:

The another kind of embodiment of thrust generating means is that transmission device employing electronic drawing (pushing away) bar of this thrust generating means is the market sale product; This transmission device comprises the electronic transmission case of hinged support, screw rod, tubular nut pull bar, pull bar conduit; The center line of the electronic transmission case of hinged support, screw rod, tubular nut pull bar and pull bar conduit all overlaps; The electronic transmission case of hinged support is connected with securing member with the pull bar conduit, the output shaft of the electronic transmission case of hinged support is connected with screw rod, the engagement of the transmission of screw rod and tubular nut pull bar, tubular nut pull bar in the pull bar conduit, slide (this device itself does not provide accompanying drawing in an embodiment); The jointed shaft level of stretching out with the drive shaft axis vertical direction that is provided with in hinged support transmission case both sides is installed in the bearing block on the rack of exerting pressure of outermost filter element, and tubular nut rod head is provided with in the bearing block on the rack of exerting pressure that jointed shaft level that hinged axis hole stretches out is installed in the filter element opposite side; Identical reductor of output speed and motor are selected in the above electric screw transmission of one cover for use, and every cover electric screw transmission pivot is parallel to each other, and at the fan output shaft of motor sprocket wheel are installed, and connect with chain between company's wheel of opposed motor, rotate synchronously.

The another kind of embodiment of the thrust generating means of two relative direction power adopts the tension wire rope drive; This kind thrust generating means comprises engine, steel wire rope, guide wheel assembly; Guide wheel assembly comprises guide wheel, back shaft and bearing block; Guide wheel is installed on the back shaft, and back shaft is installed in two with in the last bearing block, and a series of guide wheels and bearing block symmetry are installed in the filter element vertical centred position; At least one cover guide wheel assembly is installed on the rack of exerting pressure of filter element both sides; Engine is an electrical hoist, is installed on the rack of exerting pressure in the filter element outside; The steel wire rope of rope traction engine is walked around filter element part both sides guide wheel assembly in proper order, and the other end is fixed on the frame place.

The power of the thrust generating means of filter of the present invention is can also be the thrust generating means that adopts a direction, this device adopts at least one cover power push-rod, the center of drag line of this device is vertical with the plane of exerting pressure of pressure distribution frame, is arranged in the little circle with 300 millimeters of diameter on the equalization point of exerting pressure on the rack of exerting pressure in the filter element outside; At guide rail framework position-limited rack is set; This power push-rod is an electric pushrod, the jointed shaft level of stretching out with the drive shaft axis vertical direction that is provided with in the electronic transmission case of the hinged support both sides of electric pushrod is installed in the bearing block on the guide rail framework outside, and the jointed shaft level that the hinged axis hole of setting of tubular nut rod head and tubular nut pull bar axis vertical direction stretches out is installed in the bearing block on the rack of exerting pressure of adjacent filter element; Identical reductor of output speed and motor are selected in the above electric screw transmission of one cover for use, and every cover electric screw transmission pivot is parallel to each other, and at the fan output shaft of motor sprocket wheel are installed, and connect with chain between company's wheel of opposed motor, rotate synchronously;

This power push-rod or hydraulic push rod, the jointed shaft level of stretching out with piston rod axis vertical direction that is provided with in the hinged hydraulic cylinder both sides of hydraulic push rod is installed in the bearing block on the steel structure support of the guide rail framework outside, and the jointed shaft level that the hinged axis hole of piston rod head setting and piston rod axis vertical direction stretches out is installed in the bearing block on the rack of exerting pressure of adjacent filter element.

The filter residue output system of filter of the present invention comprises the material scraper assembly of filter residue discharger and auxiliary discharging.The filter residue discharger is installed in below the filter residual cake valve group, can adopt the form conveying equipments such as belt, scraper plate or spiral of market sale, belongs to the market prior art.

One cover material scraper assembly is set on every cover membrane module upper flange, and the material scraper assembly is made up of stirrer paddle, scraper driver and transmission system; Each film unit is provided with a material scraper in every cover membrane module, and wherein one is active scraper driver, and all the other are driven scraper driver.The shaft centre line of each material scraper and each film unit major axis central lines, every scraper driver is installed on the upper flange of membrane module with bolt; Initiatively the scraper driver adopts the two-way electronic worm decelerating machine that stretches out power output shaft of market sale, and its lower end projecting shaft adopts mechanical sealing member; Driven scraper driver comprises power transmission shaft, transmission case body, angle bearing, thrust bearing, end cap and mechanical sealing member, the shaft shoulder one end of power transmission shaft with contact at the lower angle bearing inner ring, loop contacts under the other end and the thrust bearing, ring is connected with the upper corners outer race by axle sleeve on the thrust bearing; Mechanical sealing member on the power transmission shaft is provided with on the end face of transmission case body bottom, with bolt end cap is fixed on transmission case body top and pushes down an angle bearing outer shroud; Stirrer paddle is installed in the filter chamber, and stirrer paddle is connected with the power transmission shaft lower end of scraper driver by shaft coupling, and the power transmission shaft of above-mentioned two kinds of drivers stretches out transmission case body top and fixes a drive; The power transmission shaft that is installed in scraper driver initiatively and the power transmission shaft that is installed in driven scraper driver adopt in chain transmission or the belt transmission any mode to transmit moment of torsion, and the stirrer paddle that drives the adjacent membranes unit rotates; Initiatively the scraper driver also passes through the stirrer paddle rotation of the power transmission shaft drive lower end of self.Stirrer paddle is made by flexible structural material, can be the single head made with metal or rubber or bull, hollow or solid spiral elasticity body (circle).Turn to and the helical angle of stirrer paddle should make filter residue produce downward power, just can scraper, these all are the market prior arts.

The pipe-line system and the operation method of filter of the present invention are as follows:

Base program is that filtration stoste is passed through valve with pump, the stoste distribution tank, pressure hose, valve and distributing pipe enter in the filter chamber of the film unit on the membrane module, at this moment residual cake valve is in the closed position, cleaner liquid under the effect of the suction force of raw liquor pump pressure and filtering liquid pump by filter membrane from the tubulose screen work, compile the chamber on the lower flange, pressure hose, shared jar, valve is discharged, solid concentration constantly increases in the stoste in the filter chamber, when cleaner liquid stream reduces to 10～80% of original flow, stop for filtering stoste, close this valve, the utilization of thrust generating means compresses the excircle two sides extruding of thrust frame to the film unit middle part, the flexible middle part of film unit is flattened, the equidistant parallel frame that compression simultaneously is correlated with, behind the filter pulp pressurized, cleaner liquid continues to see through filter membrane and enters into the tubulose screen work, the filtrate that is pooled to membrane module is compiled indoor, derive by crossing cleaner liquid discharge system, filtrate reduces to 10～80% of original flow, stops to exert pressure, and the thrust frame that compresses that the thrust generating means makes sets back, at this moment, can continue to filter in the stoste slurry input filter chamber the above-mentioned extruding of repeated multiple times, row's cleaner liquid process, until being below 95%, then begin deslagging equate that time of filter pressing is arranged the difference of filtering liquid measure at every turn.Valve opening and closing executing agency opens residual cake valve, and filter residue is got rid of outside the film under the effect of external force, is slipped to after deslagging is finished in the following filter residue conveying device of guide rail framework residual cake valve to cut out.The thrust generating means makes and compresses thrust frame and get back to initial position, when the compression pump of filter material induction system to filter chamber in during the input filter pulp, chimney filter recovers former state, thereby can begin to finish next filtration cycle.The liquid backpurge system is to use when stopping up the recovery flux because of filter membrane, backwash liquid is entered in the tubulose screen work between the outer and tubulose closing membrane of filter membrane by the filtrate chamber of compiling in valve, shared jar, valve, pressure hose, the lower flange, backwash liquid is discharged from residual cake valve behind the recoil filter membrane, and all the other pipelines are by valve closing.

When finishing above-mentioned basic operation method, it is also conceivable that the setting and the operation of following system:

The liquid backpurge system can also use like this: distribute the passage bottom that S fluid common-use tunnel is set in the stoste of upper flange, and the top of each the film unit tubulose screen work on the membrane module is interconnected; When emptying filter chamber filter residue, this system enters the S fluid common-use tunnel of backwash liquid by valve, shared jar, valve, pressure hose, each filtering film component in the tubulose screen work between the outer and tubulose closing membrane of filter membrane, be discharged to drip tray under the guide rail framework from residual cake valve behind the recoil filter membrane, all the other pipelines are by valve closing.

The vacuum suction filter system can increase the filtration pressure difference on filter membrane both sides, it is to compile chamber, pressure hose, valve, shared jar, valve, vavuum pump from tubulose screen work negative pressure ventilation by the filtrate that is provided with in the S fluid common-use tunnel that is provided with or the lower flange upper flange to be discharged in the atmosphere, and all the other pipelines are by valve closing.

The gas backpurge system is to adopt it to recover the filter membrane flux when finishing row's filtrate week after date deslagging at every turn, this system's operation needn't consider whether filter residue is drained only, owing to reduced the recoil water yield (this flushing water still must return and continue to separate), reduce the load of filtration treatment amount greatly, because of recoil speed fast, shortened filter cycle, this system is the valve by separately respectively with compressed air or steam, gas recoil and stirring gas-separating tank, valve, pressure hose, the filtrate chamber of compiling that is provided with in S fluid common-use tunnel or the lower flange enters outside the filter membrane and plays the recoil effect in the tubulose screen work between the tubulose closing membrane; When gas recoils residual cake valve is opened, in the atmosphere that gas enters, all the other pipelines are by valve closing.This function is particularly suitable for filter membrane and the filter residue that To Be Protected from Heat, with the vapours filter membrane that recoils.

The gas mixing system of mixing adopts when filtering, and it is that filtrate in lower flange is compiled the bottom, chamber X fluid common-use tunnel is set, and takes over import and is communicated with this X fluid common-use tunnel, and adapter exports check valve is set.Compressed air or steam that the gas mixing system of mixing can utilize gas mixing to mix system stir the double filter chamber inner surface of washing away of filter pulp, also play attenuate cake layer thickness, thereby reduce filtration resistance, accelerate the effect of the rate of filtration.This system will be respectively with compressed air or steam by valve, gas recoil with stir gas-separating tank, valve, pressure hose, X fluid common-use tunnel, adapter and check valve and enter in the bottom filtrate in the filter chamber and play stirring action, the gas permeation filter membrane is from S fluid common-use tunnel, and air valve is discharged in the atmosphere; If the collection entrained liquids, valve can be opened simultaneously, and liquid enters shared jar, and all the other pipelines are by valve closing.

Extraction and washing system are for being the purpose technological process to obtain pure solid, and it is that filtrate in lower flange is compiled the bottom, chamber X fluid common-use tunnel is set, and takes over import and is communicated with this X fluid common-use tunnel, and adapter exports check valve is set; X fluid common-use tunnel in the membrane module lower flange enters between the adapter of check valve influent stream body control valve is set, and the rotating shaft that opens and closes and regulate the valve plate aperture is stretched out from the base plate of lower flange; Extraction and washing system can carry out extraction heat, the heat washing.This system with extract or cleaning solution respectively valve, extract distribution tank, valve, pressure hose, X fluid common-use tunnel, adapter and the check valve by separately enter in the bottom filter residue in each filter chamber, extract or cleaning solution see through filter membrane and discharge from the tubulose screen work, and all the other pipelines are by valve closing.

In order to make the recoil working fluid of gentle stirring system and extraction and washing system of gas more even when entering membrane module, influent stream body control valve with each film unit coupling is set in the X fluid common-use tunnel in lower flange, the rotating shaft of keying adjusting valve plate aperture is stretched out from the base plate of lower flange, in the closed position positive stop is set.

Can also following operation also can arrange filter residue fast to avoid retaining in the stoste distribution passage to contain in the more dried filter residue of liquid inflow to the filter residue output system: valve (Tn) and valve (Yn) are opened, entering compressed air distributes the stoste of upper flange to retain in the passage and contains the big filter pulp liquid of liquid and be blown into discharge pipe, opening and closing executing agency then opens residual cake valve, air valve (X10) is opened, all the other pipelines are by valve closing, and Vibration on Start-up device or input compressed gas are assisted row's filter residue.

The vibrational system of filter of the present invention is to select for use a kind of from the horizontal vibration generating means of filter element vertical vibration generating means, filter element or unite use.Above-mentioned vibration generating arrangement itself belong to the existing technical products in market.

Filter of the present invention is provided with the vertical vibration generating means, and (frequency is≤100Hz, amplitude is≤15mm), it is to use when press filtration or discharging, it moves down filter membrane surface filter residue under the effect of vibration and gravity, accelerate to filter and deslagging speed, adopt at least one inertia vertical vibration generator to be installed on the guide rail framework of filter element; Perhaps adopt eccentric elastic link vertical vibration generator to be installed between the guide rail framework and filtration support of filter element, motor and crank driving mechanism are installed in and filter on the support, eccentric elastic link one end is hinged on the guide rail framework, and the other end is hinged on the crank; Mounting shock absorber between guide rail framework and the filtration support filters mounting shock absorber between support and the basis.

Filter of the present invention is provided with at least one level generation vibrating device, and (frequency is≤100Hz, amplitude for≤15mm) be when press filtration, to use, it can make filter membrane surface filter residue move down under the effect of vibration, continuous attenuate cake layer thickness, filtering interface is upgraded, thereby the minimizing filtration resistance is accelerated the effect of the rate of filtration.This device is installed in the thrust frame that compresses in the outside, at least one filter element two ends, perhaps on the pressure thrust frame in the middle of two adjacent filter elements (if two or more filter element).

The machinery scraper is not only unloading filter residue, also can use when filtering, and it increases the disturbance of filtering stoste, and the attenuate filter membrane adheres to filter cake thickness, thereby reduces filtration resistance.

Filter of the present invention beneficial effect compared with prior art is:

Have that compact conformation, floor space are few, equipment is gone along with sb. to guard him easily and made odor dispersion few, filtered driving force is big and mode is many, the requirement of the applicable various mediums of multi-functional selection, because forming filter cake shifts rapidly from the filter membrane interface under various external force effects, filtration resistance is just little, and liquid filtering speed is fast; Several mode speed of discharging filter residue are very fast; The variety of way of filter membrane regeneration have economy, simple, speed is fast and reliable, technological process can full automation, when low moisture material dewatering, consumed energy is low.

Description of drawings

Fig. 1 is the section of structure (the C-C section of Fig. 8) of embodiment of a kind of film unit of filter of the present invention.

Fig. 2 is the A-A sectional structure chart of Fig. 1.

Fig. 3 is the steel wire tow line of Fig. 9 and the fixing enlarged drawing W of drag hook structure.

Fig. 4 is the pipe-line system figure of toughness tube (pipe) type filtration machine.

Fig. 5 is the section of structure (the F-F section of Fig. 8) of the another kind of embodiment of tubulose closing membrane of filter of the present invention.

Fig. 6 is the section of structure of another kind of tubulose screen work embodiment of the S-S filter of the present invention of Fig. 5.

Fig. 7 is the section of structure of another kind of tubulose screen work embodiment of the S-S filter of the present invention of Fig. 5.

Fig. 8 is the general structure profile (the D-D section of Figure 11) of the toughness tube (pipe) type filtration machine of the filter of the present invention thrust generating means that adopts the electric screw transmission.

Fig. 9 is the F-F sectional structure chart of Fig. 8.

Figure 10 is the E-E sectional structure chart of Fig. 8.

Figure 11 is the B-B sectional structure chart of Fig. 8.

Figure 12 is a hurricane band ring structure schematic diagram two-layer in the tubulose screen work.

Figure 13 is the I-I sectional structure chart of Figure 12.

Figure 14 is the cross-sectional view of linear bearing assembly.

Figure 15 is the H-H sectional structure chart of Figure 13.

Figure 16 is the plane structure chart of the pressure distribution frame of Fig. 8.

Figure 17 is film unit is in collapsed state in the pressure distribution frame a enlarged drawing.

Figure 18 is the enlarged drawing K of guide-localization mechanism of Figure 17.

Figure 19 is the front view of (part 60) equidistant parallel frame.

Figure 20 is the H-H cross-sectional view of Figure 19.

Figure 21 is the front view of (part 66) equidistant parallel frame.

Figure 22 is the I-I cross-sectional view of Figure 21.

Figure 23 is the front view of (part 68) equidistant parallel frame.

Figure 24 is the J-J cross-sectional view of Figure 23.

Figure 25 is the equidistant parallel frame of filter of the present invention and the structure chart that the rack rail marriage relation adopts castor.

Figure 26 is the thrust generating means that filter of the present invention adopts the electric screw transmission, and equidistant parallel and rack rail marriage relation adopt the general structure profile of the another kind of embodiment of castor.

Figure 27 is the thrust generating means that filter of the present invention adopts mechanism with flexible elements, and equidistant parallel frame and guide rail framework marriage relation adopt the general structure generalized section of the another kind of embodiment of linear bearing assembly.

Figure 28 is the G-G sectional structure chart of Figure 27.

Figure 29 is the thrust generating means that filter of the present invention adopts mechanism with flexible elements, and equidistant parallel frame and guide rail framework marriage relation adopt the general structure generalized section of the another kind of embodiment of castor.

Figure 30 is the section of structure (the F-F section of Fig. 8) of the embodiment of another kind of film unit of the present invention.

Figure 31 is the general structure profile of another kind of embodiment of the thrust generating means of the filter of the present invention power push-rod that adopts a direction.

The specific embodiment

Below in conjunction with accompanying drawing filter of the present invention is further described.

Fig. 1,2 and Fig. 9 in, membrane module 2 comprises 4 film units 1, upper flange chamber 12, laxative remedy boudoir 9, residual cake valve assembly, steel wire rope 31 and fixation clamp 30.Film unit 1 comprises flexible following elements: tubulose filter membrane 5, pipe filter membrane support frame 6 and 18, tubulose screen work, tubulose closing membrane 4, and their major axis central lines, and vertical with horizontal line.Pipe filter membrane support frame 6 is set in the tubular type filter chamber, outside it tubulose screen work is set, the tubulose screen work is provided with tubulose closing membrane 4 outward, and tubulose closing membrane 4 adopts the ne-leakage stainless-steel thin-wall pipes.The tubulose screen work is by muscles and bones 8, and skeleton 17 is formed, and muscles and bones 8 is the plate that a rectangular slab is folded into a series of ripples, opens many holes on the corrugated plating, and the horizontal section of tubulose screen work ring-type has 60% voidage; Corrugated plating 8 excircles are skeleton 17 outside vertical direction connects a series of closed collar conducts;

In Fig. 1, pipe filter membrane support frame pipe filter membrane support frame is the interior support frame 6 that is provided with in filter chamber and outer support frame 18 near setting filter membrane outside uses in pairs; The closed collar that interior support frame 6 usefulness flexible material are made, collar cross section is cylinder or rectangular cross section; The not closed collar that outer support frame 18 usefulness are made is divided into six sections; Outer support frame 18 cross sections are the Baltimore groove or the half slot of rectangle, the opening direction of outer support frame is towards the center, outer support frame 18 is uniform to be fixed in the gap of chimb of interior support of muscles and bones 8 of tubulose screen work, the groove of interior support frame 6 support frame 18 outside opening part is pressed into the tubulose filter membrane; The panel edges of outer support frame opening is provided with the circular arc limit, sees axially that from the collar 6 this circular arc limit is a dentation.

In Figure 30, the another kind of scheme of pipe filter membrane support frame is that the outer support frame 18 that is provided with outside filter chamber is grid or sieve plate, launches back percent opening 80%; The interior support frame 6 that is provided with in the filter chamber is a helical ring, and it axially is provided with lacing wire 147, and lacing wire is fixedly under the pressing plate of the securing member of gland formula tube sheet 15.

Upper flange chamber 12 is provided with stoste and distributes passage 11, a pair of back shaft 72; Laxative remedy boudoir 9 is provided with cleaner liquid and compiles chamber 19, row's sludge outlet and a pair of back shaft 73.The muscles and bones upper end and the stoste of tubulose screen work distribute the passage arm to be connected, and the lower end is compiled the chamber arm with the cleaner liquid of lower flange and is connected.The residual cake valve group comprises slag-discharging valve 34 and rotary opening and closing valve actuator, and each film unit row sludge outlet is installed a slag-discharging valve 34, and residual cake valve is any in butterfly valve or the ball valve.The rotary opening and closing valve actuator comprises electronic or pneumatic actuator 78, shaft coupling 76; The turning cylinder central lines of residual cake valve rotary shaft, executing agency 78 and shaft coupling 76, electronic or pneumatic actuator 78 drives the spindle rotation of first residual cake valve, the residual cake valve rotary shaft stretches out by shaft coupling 76 from the other end and drives adjacent residual cake valve footstalk rotation, this residual cake valve rotary shaft stretches out by shaft coupling 76 from the other end and drives next adjacent residual cake valve footstalk rotation, drives the keying of whole residual cake valves with the method; Electronic or pneumatic actuator is the existing technical products in market.All film units 1 on the membrane module 2 are arranged between upper flange chamber 12, the laxative remedy boudoir 9, the upper end of filter membrane 5, tubulose screen work and tubulose closing membrane 4 is connected the arm separately under the upper flange chamber 12, the lower end is connected the arm separately on the laxative remedy boudoir 9, its axis all in a central plane, the profile symmetrical centre dead in line of this plane and upper flange chamber 12, laxative remedy boudoir 9.Each tubulose filter membrane upper end distributes the arm of passage 11 to be connected with stoste, and adopt gland formula tube sheet 15 and securing member to fix and seal, the lower end is connected with lower flange adopts gland formula tube sheet 10, and gland formula tube sheet 10 contacts with lower flange 9 with slag-discharging valve 34, fixes and seals with securing member.Tubulose closing membrane 4 is connected with the arm of upper flange chamber 12 with two pipe collar ring 14, securing members 13 of double, and seal 3 is formed, and pipe collar ring 14 closely is enclosed within tubulose closing membrane 4 outside the dome of upper flange 12; Tubulose closing membrane 4 is connected with the arm of laxative remedy boudoir 9 with two pipe collar ring 16, securing members 13 of double, seal 3 is formed, pipe collar ring 16 is stuck in outside the dome platform of tubulose closing membrane 4 and upper flange 12,9, seal 3 is installed between the dome apron stage face, the field of conjugate action is provided with oblique embedding face between dome platform and the pipe collar semi-ring 16, and securing member 13 is tightened and made seal 3 compressive deformations.Between upper flange 12 and lower flange 9, be symmetrical arranged two steel wire ropes 31 and fixation clamp 30, fixation clamp 30 is made up of bolt, nut, packing ring and web, web is welded in below the upper flange 12, steel wire rope 31 passes the hole on the bolt, be fixed on the connecting plate with nut, lower flange 12 is caught hold of lower flange 9 by 30 and two steel wire ropes 31 of fixing card.

In Fig. 5, the another kind of embodiment of tubulose closing membrane adopts the light-wall pipe 36 that two ripples are set at least.Distribute passage 11 bottoms that upper flange S fluid common-use tunnel 29 is set in the stoste of upper flange, and the top of each the film unit tubulose screen work on the membrane module is interconnected.Compile 19 bottoms, chamber at the cleaner liquid of lower flange lower flange X fluid common-use tunnel 32 is set.

In Fig. 6 and 30, the another kind of embodiment of tubulose screen work, its outer skeleton 38 and muscles and bones 37 adopt the Polyurethane material to form one, outer skeleton 38 is the pliability light-wall pipe, imbed woven wire or organic material silk screen during the tube wall moulding and strengthen, muscles and bones 37 is at the uniform wing lath of this inside pipe wall, porous sieve plate 18 is set as inner frame at wing lath inner periphery, the horizontal section percent opening of ring-type can double as tubulose closing membrane when outer skeleton 38 is made airtight pliability light-wall pipe 65%.

In Fig. 7, the another kind of embodiment's of tubulose screen work is the lath that muscles and bones 41 is adopted rectangles, a series of closed collar 40 vertically is set passes hole on the muscles and bones 41 as its skeleton; Evenly arrange at skeleton that in order to guarantee muscles and bones 41 the spacing location is that concentric taenidium lasso 131 (or sleeve pipe) is set between the gusset on skeleton; The skeleton 39 that the gap of muscles and bones 41 the inners connects is the flexible ring of sealing.

In Fig. 8, the device for exerting of filter of the present invention comprise with the equidistant pan carriage 60 and 68 of membrane module coupling, with equidistant pan carriage 66, the pressure distribution frame 55 of pressure distribution frame coupling, guide rail framework 61 and compress thrust frame 70.

In Figure 19～24, equidistant pan carriage comprises long connecting rod 91, short connecting rod 92, minor axis 93, shaft block ring 94, guide wheel 99,96 and center jointed shaft 72,98 and 73; Equidistant parallel frame 60,66 and 68 centre are long connecting rods 91, and two ends are short connecting rods 92.Every pair of connecting rod center is provided with hinged axis hole in center and shaft block ring 95, and the two ends of every pair of connecting rod and another two ends to connecting rod are hinged with minor axis 93 and back-up ring 94.

In Figure 16～18, pressure distribution frame 55 comprises the guide-localization mechanism 82 of press rods 84, connecting rod 83, adjustable distance and the pressure-bearing rack that a pair of bolster 98 is welded into; This pressure-bearing rack two ends fixed-bearing axis 98; Guide-localization mechanism 82 is made up of adjusting screw(rod) 87, fixed head 86 and the base plate 89 of fixed sleeving 85, moving casing 88, interior hexagonal.Welding fixed head 86 in the fixed sleeving 85, welding base plate 89 in the moving casing 88, screw-threaded engagement on the base plate 89 of adjusting screw(rod) 87 and moving casing 88, adjusting screw(rod) 87 ends are provided with a thinner axle journal and are hinged in the unthreaded hole of fixed head 86, and fixing with shaft block ring 90.Can change the relative position of fixed sleeving 85 and moving casing 88 by adjusting screw(rod) 87, thereby change minimum range between two adjacent pressure distribution framves, guarantee to be clipped in the final deformation amount behind the film unit pressurized wherein.

Each membrane module both sides of filter element are provided with a pressure distribution frame 55, be the press rods 84 of pressure distribution frame 55 between the adjacent nearest film unit line of centres on two adjacent membrane modules, the press rods long axis is parallel with the film unit long axis, fixing with 83 welding of 3 layers of waling stripe between two press rods along short transverse, the guide-localization mechanism 82 of adjustable distance is set with connecting rod 83 intersection points of level between two press rods 84, the guide-localization mechanism 82 of the adjustable distance that (in Figure 17) two pressure distribution framves are adjacent is end to end to be passed between two of each membrane module adjacent film units, in order to guiding with limit two minimum ranges between the pressure distribution frame.The height of press rods 84 be film unit height 80%, be positioned at middle part deformable place of film unit, the press rods at two ends has been symmetrical arranged a pair of back shaft 98 along short transverse.

In Fig. 9 and Figure 19～25, the bolster 98 of pressure distribution frame both sides all is installed in the hinged axis hole in center of equidistant pan carriage with the upper flange chamber of membrane module and the back shaft 72 and 73 of laxative remedy boudoir both sides, and spacing with shaft block ring 95.

In the right half part of Fig. 8, Fig. 9, Figure 10, Figure 14, Figure 15, Figure 27 and 28, baseplane in the upper flange chamber 12 of membrane module, symmetry filter element vertical center line is provided with two linear bearing assemblies 125, and membrane module moves on horizontal guide rail on the guide rail framework 51 by linear bearing; The baseplane of the waling stripe of pressure distribution frame, symmetrical filter element vertical center line is provided with two linear bearing assemblies 125, and the pressure distribution frame moves on the following horizontal guide rail 57 of guide rail framework by linear bearing; The linear bearing assembly comprises slip water jacket 126, slip inside groove 130, roller 129, flat spring 127, and the baseplane of membrane module upper flange 12 and roller 129 engagements, slip inside groove 130 is pressed on a series of rollers 129; Slip inside groove 130 slides up and down in moving water jacket 126, and flat spring 127 is set between the two.

In Figure 20,22 and 27, another embodiment of filter equidistant parallel frame of the present invention and rack rail structural relation is provided with castor on the wherein a pair of bolster of a pair of back shaft of the both sides, upper flange chamber of membrane module and pressure distribution frame both sides, castor and back shaft central lines, castor moves on separately upper and lower horizontal guide rail on the guide rail framework.

In the left-half and Figure 25 of Fig. 9, another embodiment of filter equidistant parallel frame of the present invention and rack rail structural relation is provided with castor 100 and 101 on the hinged minor axis in the connecting rod lower end of a pair of equidistant pan carriage 92 of membrane module upper flange chamber and pressure distribution frame 66, castor moves on separately upper and lower horizontal guide rail on the guide rail framework 61, above-mentioned castor 100 is provided with the shaft shoulder, is stuck in to prevent from the horizontal guide rail to move axially.

In Fig. 8, the rectangle general frame that guide rail framework 61 is made up of two pairs of horizontal guide rails 51,57 and shaped steel; Compressing thrust frame 70 is by roller 49, and holder axle 50, push rod 48 and the rack 65 of exerting pressure are formed.

In Fig. 8 and 9, the thrust frame 70 that compresses of device for exerting is arranged on the filter element both sides, be by rack 65 and push rod 48 and 59 of exerting pressure, back shaft 50, roller 49 is formed, the steel construction that the push rod that rack 65 and both sides are provided with 48 of exerting pressure is integrally welded is provided with holder axle 50 on the push rod 48, the roller 49 on the holder axle is installed on the guide rail 51 that supports filter element and is engaged with; The rack 65 of exerting pressure is pressed on the pressure distribution frame 55, push rod 48 and 59 and the outermost center jointed shaft of above-mentioned equidistant parallel frame on Rolling bearing 96 engagements, guide wheel 96 usefulness shaft block rings 97 are spacing.Distance between adjacent membrane module 2 shortens, and when film unit 1 was squeezed, the tubulose closing membrane cylindrical of film unit became the bigger ellipse of long and short diameter gap (seeing accompanying drawing 17).

In Fig. 8 and Fig. 9, present embodiment is made up of a filter element.Each filter element is made up of 4 membrane modules, and the central plane of each membrane module 2 of filter element is parallel to each other and all is arranged in one and overlaps independently in the device for exerting.

Figure 26,27 and Figure 29 in, present embodiment is made up of two filter elements.Two filter elements all are placed on the cover guide rail platform 61, what bidirectional bearing was set in the middle of two filter elements compresses thrust frame 59, the outside is installed and is compressed thrust frame 70, and the power of two relative directions that compress transmission mechanism of device for exerting acts on whole filter elements by compressing thrust frame 70.

In Fig. 8, an embodiment of the thrust generating means of two relative directions adopts electronic drawing (pushing away) bar, and the electric pushrod bar belongs to the market sale product, is not further described at this.The vertical jointed shaft that stretches out 135 levels with rotation centerline in hinged support transmission case 52 both sides are installed in 133 li of bearing blocks on the rack 65 of exerting pressure in the outermost filter element outside, and the vertical jointed shaft that stretches out 135 levels with rotation centerline are installed in 133 li of bearing blocks on the rack of exerting pressure of filter element opposite side in the hinged axis hole of tubular nut pull bar 132 heads; The above electric screw transmission of one cover is installed sprocket wheel at fan output shaft 134 places of motor, connects with chain between company's wheel of opposed motor, rotates synchronously.

Figure 27,28 and another embodiment of the thrust generating means of two relative directions of Figure 29 be the thrust generating means that adopts mechanism with flexible elements.This thrust generating means comprises engine 105, steel wire rope 103, guide wheel assembly; Guide wheel assembly comprises guide wheel, back shaft 111 and bearing block 112.Guide wheel is installed on the back shaft 111, back shaft 111 is installed in 6 bearing blocks 112, the bearing block 112 peace wheel assemblies of guide wheel assembly, steel wire rope 103 orders of rope traction engine 105 are around guide wheel assembly 107,102,109,106,110,104, and the other end is fixed on frame 108 places.The thrust generating means compresses two filter elements from two relative direction B1 and B2.

In Figure 31, this embodiment is the thrust generating means of the power of a direction, this device adopts a cover power push-rod, the center of drag line of this device is vertical with the plane of exerting pressure of pressure distribution frame, be arranged in the little circle with 300 millimeters of diameter on the equalization point of exerting pressure on the rack of exerting pressure in the filter element outside, position-limited rack 148 be set at guide rail framework; This power push-rod 134 can be an electric pushrod, jointed shaft 135 levels of stretching out with the drive shaft axis vertical direction that are provided with in the electronic transmission case of the hinged support both sides of electric pushrod are installed in 133 li of bearing blocks on the guide rail framework outside, and jointed shaft 135 levels that the hinged axis hole of tubular nut pull bar 132 head settings and tubular nut pull bar axis vertical direction stretches out are installed in 133 li of bearing blocks on the rack of exerting pressure of adjacent filter element; Identical reductor of output speed and motor are selected in the above electric screw transmission of one cover for use, and every cover electric screw transmission pivot is parallel to each other, and at the fan output shaft of motor sprocket wheel are installed, and connect with chain between company's wheel of opposed motor, rotate synchronously;

In Figure 31, also can regard power push-rod 134 as hydraulic push rod, jointed shaft 135 levels of stretching out with piston rod 132 axis normal directions that are provided with in the hinged hydraulic cylinder both sides of hydraulic push rod are installed in 133 li of bearing blocks on the steel structure support of the guide rail framework outside, and jointed shaft 135 levels that the hinged axis hole of piston rod 132 head settings and piston rod axis vertical direction stretches out are installed in 133 li of bearing blocks on the rack of exerting pressure of adjacent filter element.

In Fig. 8, Fig. 9, Figure 26 and 29, the embodiment of the vertical vibration generating means 67 of the vibrational system of filter of the present invention is installed in two inertial oscillation generator symmetries on the guide rail framework 61 of filter element, from the B3 direction filter element is vibrated, between guide rail framework 61 and the filtration support 58 rocker-type damper 119 or slide bar type damper 69 are installed; In Fig. 9, filter slide bar type damper 69 is installed between support 58 and the basis.In Figure 27 and Figure 28, the vertical vibration generating means of filter of the present invention is installed in the guide rail framework bottom.Present embodiment adopts two resonant eccentric elastic link vibration machines of plastid balance, be installed between the guide rail framework 61 and filtration support 58 of filter element, motor and crank driving mechanism are installed in and filter on the support 58, eccentric elastic link one end is hinged on the guide rail framework 61, and the other end is hinged on the crank.Slide bar type damper 69 comprises slide bar 121, spring 122, supporting plate 123 and 120, belong to the market sale product, slide bar 121 bottoms are fixed on the supporting plate 123, supporting plate 123 is fixed on the filter rack 58, spring 122 is holding in the palm guide rail framework 61, supporting plate 120 is fixed on guide rail framework 61 bottoms or the basis, and supporting plate 120 is provided with through hole and slides at slide bar 121.

Figure 26,27 and Figure 29 in, the embodiment of the horizontal vibration generating means of filter element adopts inertial oscillation generator 56, on the pressure thrust frame 59 in the middle of two the filter elements; In Fig. 8 and Figure 29, on the pressure thrust frame 48 of each vibration machine 56 attached to the filter element both sides; And the pressure thrust frame in the middle of two filter element 59 is upper and lower adheres to two vibration machines; From B1 and B2 direction filter element is vibrated.

Above-mentioned vertical and horizontal vibration generator all belongs to the market sale product, is not further described at this.

In Fig. 4, Fig. 9 and Figure 30, pipe-line system of the present invention is to connect like this and use:

The filter material induction system distributes passage 11 to enter in the filter chamber by the stoste of valve X1, stoste distribution tank 42, valve Yn (n=1), pressure hose, adapter 80, the individual filtering film component upper flange of d (d=1) stoste P1 with raw liquor pump.

Filtrate discharge system is with filter membrane 5, the tubulose screen work of filtrate P8 from the individual filtering film component of d (d=1), the cleaner liquid of lower flange compiles chamber 19, wherein adapter 73, valve Gn (n=1), pressure hose 79, shared jar 45, the valve X8 of a side enter positive displacement pump, and all the other pipelines are by valve closing; Filtrate also can enter shared jar 45 by upper flange S fluid common-use tunnel 29, adapter 46 and the X9 valve of opening.

The filter residue output system: open and close executing agency residual cake valve is opened, air valve 10 is opened.

The liquid backpurge system is backwash liquid P7 to be compiled chamber 19 by the filtrate that is provided with in valve X7, shared jars 45, valve Gn (n=1), pressure hose, the lower flange enter in the tubulose screen work between the outer and tubulose closing membrane of filter membrane, recoil filter membrane 5 back backwash liquids (do not draw the figure from the drip tray that residual cake valve 34 is discharged under the guide rail framework, on Equipment Foundations), all the other pipelines are by valve closing; Can also be simultaneously by valve X9, take over 46 and upper flange S fluid common-use tunnel 29 enter in the tubulose screen work between the outer and tubulose closing membrane of filter membrane.

The vacuum suction filter system be from tubulose screen work negative pressure ventilation P6 by the filtrate that is provided with in the S fluid common-use tunnel 29 that upper flange, is provided with and the lower flange compile chamber 19, pressure hose, valve Gn (n=1) and valve X9, shared jar 45, valve X6, vavuum pump are discharged to atmosphere, all the other pipelines are by valve closing.

The gas backpurge system is valve X2 and X3, the gas recoil by separately and stir the S fluid common-use tunnel 29 that is provided with in gas-separating tank 43, valve Qn (n=1), pressure hose, the upper flange and enter in the tubulose screen work and play the recoil effect by filter membrane 5 respectively with compressed air P2 or steam P3; When gas recoils, slag-discharging valve 34 is opened, in the atmosphere that gas enters.

The gas mixing system of mixing be with Compressed Gas P2 or steam P3 by valve X2 and X3, gas recoil and stir the X fluid common-use tunnel 32 that is provided with in gas-separating tank 43, valve Jn (n=1), pressure hose, the lower flange, take over 33 and check valve 35 enter in the bottom filtrate in the filter chamber and play stirring action, S fluid common-use tunnel 29, air valve X10 that the gas permeation filter membrane is provided with from upper flange are discharged in the atmosphere; If the collection entrained liquids, valve X9 can open, and all the other pipelines are by valve closing; Take over 33 imports and be communicated with, take over outlet check valve 35 is set with this X fluid common-use tunnel 32.

Extraction and washing system are that the X fluid common-use tunnel 32, adapter 33 and the check valve 35 that respectively extract P4 or cleaning solution P5 are provided with in valve X4 by separately and X5, extract distribution tank 44, valve Cn (n=1), pressure hose, the lower flange respectively enter in the interior bottom filter residue of each filter chamber, extract or cleaning solution see through filter membrane 5 and are discharged to filtrate discharge system from the tubulose screen work, and all the other pipelines are by valve closing.

In Fig. 9 and 11, in order to make the recoil working fluid of gentle stirring system and extraction and washing system of gas more even when entering membrane module, influent stream body control valve 77 with each film unit coupling is set in the X fluid common-use tunnel 32 in lower flange, rotating shaft 74 that open and close to regulate the valve plate aperture is stretched out from the base plate of lower flange 9, limited block 113 hour is set regulating the valve plate aperture.

The filter residue output system of filter of the present invention comprises the material scraper assembly of filter residue discharger and auxiliary discharging.The filter residue discharger is installed in below the filter residual cake valve group, can adopt the form conveying equipments (not drawing among the figure, on Equipment Foundations) such as belt, scraper plate or spiral of market sale.

Fig. 1,9 and Figure 30 in, a cover material scraper assembly is set on every cover membrane module upper flange, the material scraper assembly is made up of stirrer paddle 7, scraper driver and transmission system.Each film unit is provided with a material scraper in every cover membrane module, and wherein one is active scraper driver 81, and its excess-three platform is driven scraper driver 20.The shaft centre line of each material scraper and each film unit major axis central lines, every scraper driver is installed on the upper flange 12 of membrane module with bolt.Initiatively scraper driver 81 adopts the two-way electronic worm decelerating machine that stretches out power output shaft of market sale, its lower end projecting shaft adopts mechanical sealing member, and driven scraper driver 20 comprises power transmission shaft 21, transmission case body 27, bearing 24, axle sleeve 25, end cap 23, circlip for shaft and mechanical sealing member 26.Stirrer paddle 7 is vertically mounted in the filter chamber, and stirrer paddle 7 is connected with power transmission shaft 21 lower ends of scraper driver by shaft coupling 28.The shaft shoulder one end of power transmission shaft with contact at the lower angle bearing inner ring, loop contacts under the other end and the thrust bearing, on the thrust bearing ring be connected with the upper corners outer race by axle sleeve; Mechanical sealing member on the power transmission shaft 21 is provided with on the end face of transmission case body 27 bottoms, with bolt end cap 23 is fixed on transmission case body 27 tops and pushes down an angle bearing outer shroud; The power transmission shaft 21 of above-mentioned two kinds of drivers stretches out transmission case body top and fixes a sprocket wheel 22 with key and circlip for shaft.Being installed in initiatively, the sprocket wheel of scraper driver 81 power transmission shafts is connected with chain 71 with the sprocket wheel that is installed in adjacent driven scraper driver; The driven scraper driver that obtains moment of torsion is in this way passed to other driven scraper driver by this mode again.

Claims (9)

1, a kind of gentle tubular filter, comprise at least one filter element, filtration stoste induction system, thrust generating means, vibrational system, liquid backpurge system, cleaner liquid discharge system, filter residue output system and control system, and comprehensively become the electromechanical integration complete set of equipments, recoil gentle stirring system, filter residue extraction and washing system, vacuum suction filter system and electricity of gas also can be set as required help filtering system; Wherein filter element is made up of at least one membrane module and device for exerting; It is characterized in that described membrane module comprises at least one film unit, upper flange chamber, laxative remedy boudoir and residual cake valve group; Film unit comprises flexible following elements: tubulose filter membrane, pipe filter membrane support frame, tubulose screen work and tubulose closing membrane, and their major axis central lines, and vertical with horizontal line; Form filter chamber by pipe filter membrane support frame is set in the tubulose filter membrane, outside it tubulose screen work is set, the tubulose screen work is provided with the tubulose closing membrane outward; The upper flange chamber is provided with stoste and distributes passage and a pair of back shaft, and the filter chamber top of each film unit on the membrane module is interconnected; The laxative remedy boudoir is provided with cleaner liquid and compiles chamber, row sludge outlet and a pair of back shaft, and the bottom of the tubulose screen work of each film unit on the membrane module is interconnected; The tubulose screen work comprises muscles and bones and skeleton, muscles and bones is the plate of long axis vertical water horizontal line, skeleton is the flexible ring of sealing, vertical direction is provided with one deck closed-loop connection at least and entad supports the overall structure that this plate surrounds a tubulose, the inner tubulose filter membrane that supports of this plate, the horizontal section of tubulose screen work has 5～95% voidage, and the muscles and bones upper end distributes the passage arm to be connected with stoste, and the lower end is compiled the chamber arm with the cleaner liquid of lower flange and is connected; The residual cake valve group comprises all residual cake valves on the membrane module, and each film unit row sludge outlet is installed a residual cake valve; All film units of membrane module are arranged between upper flange chamber and the laxative remedy boudoir; The upper end of tubulose closing membrane connects and is sealed in the arm of lower surface, upper flange chamber, and the lower end connects and be sealed in the arm of laxative remedy boudoir upper surface; All film unit long axis are all in a central plane, and this plane overlaps with the long axis of the profile symmetrical centre of upper flange chamber and laxative remedy boudoir respectively; Each tubulose filter membrane upper end is distributed the passage arm to be connected with stoste and is sealed, and its lower end is connected with the deslagging arm of lower flange and seals.

2, gentle tubular filter according to claim 1 is characterized in that, described device for exerting comprises equidistant pan carriage, pressure distribution frame, guide rail framework and compresses thrust frame; Equidistant pan carriage comprises connecting rod, minor axis and shaft block ring, and every pair of connecting rod center is provided with the hinged axis hole in center, and the two ends of every pair of connecting rod and another two ends to connecting rod are hinged with minor axis, and spacing with shaft block ring; The pressure distribution frame comprises the guide-localization mechanism of press rods, connecting rod, adjustable distance and the pressure-bearing rack that back shaft is welded into; Guide rail framework comprises the rectangular frame that two pairs of horizontal guide rails and shaped steel are formed; Compress thrust frame and comprise roller, holder axle, push rod and the rack of exerting pressure;

Described filter element is formed at least one membrane module and device for exerting like this, spacing on each membrane module between the film unit of correspondence equates, forming the row's film unit of filter element and the long axis of row film unit is that orthogonal matrix is arranged, in the middle of two adjacent membrane modules a pressure distribution frame is set, be the pressure plare of pressure distribution frame between the adjacent nearest film unit line of centres on two adjacent membrane modules, the pressure plare long axis is parallel with the film unit long axis, and contact with the outer surface of adjacent nearest two film units, lower flange leaves compressible distance on adjacent two film units recently of nature, fixing with the waling stripe welding between two pressure plares along short transverse, the guide-localization mechanism of adjustable distance is set in the middle of the waling stripe between two pressure plares, and the pressure distribution frame is provided with the guide-localization mechanism of at least two each and every one adjustable distances at least; The width of pressure plare can not bump against the upper flange and the lower flange of two film units adjacent one another are behind the film unit pressurized, the height of pressure plare is less than 90% of the film unit height, be positioned at middle part deformable place of film unit, the pressure plare at two ends is symmetrical arranged at least one pair of back shaft along short transverse; The guide-localization mechanism of the adjustable distance that two pressure distribution framves are adjacent is end to end to be passed between two of each membrane module adjacent film units, in order to guiding with limit compressible minimum range between two pressure distribution framves; The back shaft of the bolster of pressure distribution frame both sides and the upper flange chamber of membrane module and laxative remedy boudoir both sides all is installed in the hinged axis hole in center of equidistant pan carriage, and spacing with shaft block ring; Baseplane in the upper flange chamber of membrane module is provided with at least one linear bearing, membrane module by linear bearing with on horizontal guide rail on the guide rail framework, move; The baseplane of the waling stripe of pressure distribution frame is provided with at least one linear bearing, and membrane module and pressure distribution frame move by linear bearing and on the following horizontal guide rail of guide rail framework;

Perhaps on the wherein a pair of bolster of a pair of back shaft of the upper flange chamber of membrane module and pressure distribution frame both sides castor is set, castor moves on guide rail framework upper and lower horizontal guide rail separately;

Perhaps on the hinged minor axis in connecting rod lower end of the wherein a pair of equidistant pan carriage of a pair of equidistant pan carriage of membrane module upper flange chamber and pressure distribution frame, castor is set, castor moves on guide rail framework upper and lower horizontal guide rail separately, above-mentioned castor is provided with the shaft shoulder, is stuck in to prevent from the horizontal guide rail to move axially;

It is integrally welded to compress the push rod that exert pressure rack and the both sides of thrust frame are provided with, the holder axle is set on the push rod, the last horizontal guide rail engagement of roller on the holder axle and guide rail framework, the power of thrust generating means acts on the pressure distribution frame that is arranged in a side of outermost membrane module on the guide rail framework by this rack of exerting pressure, and compresses the guide wheel engagement that is provided with on the outermost a pair of back shaft of push rod on the thrust frame and equidistant pan carriage by this.

3, gentle tubular filter according to claim 1, it is characterized in that, the muscles and bones of described tubulose screen work is the plate that at least one uniform a series of ripple is set at its horizontal section, open many holes on the corrugated plating, and the plate of uniform ripple spliced from beginning to end, pass with skeleton and surround tubulose after hole on the muscles and bones connects; The muscles and bones of tubulose screen work or the plate of uniform series of rectangular surrounds tubulose on skeleton; Be provided with on the skeleton between the muscles and bones and locate with sleeve pipe or lasso, sleeve pipe or lasso are the same with muscles and bones to be enclosed within on the skeleton; The vertically fixing skeleton of one deck closed-loop at least of muscles and bones, skeleton is the chain ring of sealing or the collar or any structure in the spiral band of one deck at least.

4, gentle tubular filter according to claim 1 and 2 is characterized in that, described pipe filter membrane support frame is the interior support frame that is provided with in filter chamber and outer support frame near setting filter membrane outside uses in pairs; The closed collar that interior support frame is made with flexible material, collar cross section are cylinder or rectangular cross section; The not closed collar that outer support frame is made with flexible material is divided into more than one section at least; Baltimore groove or half slot that outer support frame cross section is a rectangle, the opening direction of outer support frame is towards the center, outer support frame is uniform to be fixed in the gap of inner periphery of muscles and bones of tubulose screen work, the groove of interior support bone support frame outside opening part is pressed into the tubulose filter membrane; The panel edges of outer support frame opening is provided with the circular arc limit, sees axially that from the collar this circular arc limit is a dentation.

5, gentle tubular filter according to claim 1 and 2 is characterized in that, described vibrational system is that the vertical vibration generating means is set, and frequency is≤100Hz that amplitude is≤15mm; Adopt the vertical vibration generator of at least one inertia to be installed on the guide rail framework of filter element; Perhaps adopt the vertical vibration generator of eccentric elastic link to be installed between the guide rail framework and filtration support of filter element, motor and crank driving mechanism are installed in and filter on the support, eccentric elastic link one end is hinged on the guide rail framework, and the other end is hinged on the crank; Mounting shock absorber between guide rail framework and the filtration support.

6, gentle tubular filter according to claim 1 and 2 is characterized in that, described vibrational system is that at least one horizontal vibration generating means is set, and frequency is≤100Hz that amplitude is≤15mm; Filter element horizontal vibration generating means is installed in compressing on the thrust frame on two pressure thrust framves in the middle of the adjacent filter element or outside at least one filter element two ends.

7, gentle tubular filter according to claim 1 and 2, it is characterized in that, the another kind of embodiment of the basic power that equates of size of two relative directions of described thrust generating means is that the transmission device of this thrust generating means adopts that at least one cover is electronic to draw (pushing away) bar, the pull bar center line of this transmission device is vertical with the plane of exerting pressure of pressure distribution frame, is arranged in the little circle with 300 millimeters of diameter on the equalization point of exerting pressure on the rack of exerting pressure in the filter element outside; This transmission device comprises the electronic transmission case of hinged support, screw rod, tubular nut pull bar, pull bar conduit; The center line of the electronic transmission case of hinged support, screw rod, tubular nut pull bar and pull bar conduit all overlaps; The electronic transmission case of hinged support is connected with securing member with the pull bar conduit, and the output shaft of the electronic transmission case of hinged support is connected with screw rod, the transmission engagement of screw rod and tubular nut pull bar, and tubular nut pull bar slides in the pull bar conduit; The jointed shaft level of stretching out with the drive shaft axis vertical direction that is provided with in hinged support transmission case both sides is installed in the bearing block on the rack of exerting pressure of outermost filter element, and the jointed shaft level that setting of tubular nut rod head and the hinged axis hole of tubular nut pull bar axis vertical direction stretch out is installed in the bearing block on the rack of exerting pressure of filter element opposite side; The above electric screw device of one cover, be arranged on the vertical center line or the horizontal center line position of symmetrical filter element, transmission device is selected identical reductor of output speed and motor for use, every cover electric screw transmission pivot is parallel to each other, fan output shaft at motor is installed sprocket wheel, connect with chain between company's wheel of opposed motor, rotate synchronously.

8, gentle tubular filter according to claim 1 and 2 is characterized in that, the basic power that equates of the size of two relative directions of described thrust generating means is to adopt the tension wire rope drive; This kind thrust generating means comprises engine, steel wire rope, guide wheel assembly; Guide wheel assembly comprises guide wheel, back shaft and bearing block; Guide wheel is installed on the back shaft, and back shaft is installed in two with in the last bearing block, and a series of guide wheels and bearing block symmetry are installed in the filter element vertical centred position; At least one cover guide wheel assembly is installed on the rack of exerting pressure of filter element both sides; Engine is an electrical hoist, is installed on the rack of exerting pressure in the filter element outside; The steel wire rope that engine stretches out is walked around filter element part both sides guide wheel assembly in proper order, and the other end is fixed on the guide rail framework place.

9, gentle tubular filter according to claim 1 and 2, it is characterized in that, the power of a direction of described thrust generating means is that this device adopts at least one cover power push-rod, the center of drag line of this device is vertical with the plane of exerting pressure of pressure distribution frame, is arranged in the little circle with 300 millimeters of diameter on the equalization point of exerting pressure on the rack of exerting pressure in the filter element outside; At guide rail framework position-limited rack is set; This power push-rod is an electric pushrod, the jointed shaft level of stretching out with the drive shaft axis vertical direction that is provided with in the electronic transmission case of the hinged support both sides of electric pushrod is installed in the bearing block on the guide rail framework outside, and the jointed shaft level that the hinged axis hole of setting of tubular nut rod head and tubular nut pull bar axis vertical direction stretches out is installed in the bearing block on the rack of exerting pressure of adjacent filter element; The above electric screw device of one cover is arranged on the vertical center line or the horizontal center line position of symmetrical filter element, identical reductor of output speed and motor are selected in the above electric screw transmission of one cover for use, every cover electric screw transmission pivot is parallel to each other, fan output shaft at motor is installed sprocket wheel, connect with chain between company's wheel of opposed motor, rotate synchronously;

This power push-rod or hydraulic push rod, the jointed shaft level of stretching out with piston rod axis vertical direction that is provided with in the hinged hydraulic cylinder both sides of hydraulic push rod is installed in the bearing block on the steel structure support of the guide rail framework outside, and the jointed shaft level that the hinged axis hole of piston rod head setting and piston rod axis vertical direction stretches out is installed in the bearing block on the rack of exerting pressure of adjacent filter element.

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