CN102166443A - Successively-discharging candle filter - Google Patents
Successively-discharging candle filter Download PDFInfo
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- CN102166443A CN102166443A CN2011100755830A CN201110075583A CN102166443A CN 102166443 A CN102166443 A CN 102166443A CN 2011100755830 A CN2011100755830 A CN 2011100755830A CN 201110075583 A CN201110075583 A CN 201110075583A CN 102166443 A CN102166443 A CN 102166443A
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Abstract
The invention provides a successively-discharging candle filter, and aims to overcome the defects of high gas consumption in a unit time and difficult shedding of filter cakes when a common candle filter performs back-flushing discharging, and provide a candle filter for successive back-flushing discharging through a filter element. The successively-discharging candle filter is generally characterized by being consisting of a lower tank, a spacer plate, the filter element, a fixed ring, a bearing block, a bearing housing, an upper tank, an axial distributor and a transmission part. During the back-flushing discharging phase, a decelerator of the transmission part is started, and a transmission shaft drives the axial distributor to slowly rotate; when a back-flushing port rotates to a certain spacer plate through hole and is concentric with the spacer plate through hole, an electric control device controls an electromagnetic pulse valve of an air intake to open, and then a compressed gas enters the air intake and passes through a back-flushing passage to perform back-flushing discharging on the filter element corresponding to the spacer plate through hole, so that the filter cakes attached to the outer surface of the filter element are shed off and are discharged out through a residue discharging opening.
Description
Technical field
The present invention is a kind of candle filter of discharging successively, and it relates to a kind of filter that is applied to liquid medium, particularly relates to a kind of filter core candle filter of blowback discharging successively of crossing.
Background technology
Common candle filter has the dividing plate of a porous, and several are crossed the filter core suspension and are installed in the dividing plate below.At filtration stage, liquid medium enters lower tank by inlet, and the slit that liquid passed filter core enters upper tank body, discharges via liquid outlet, and the impurity particle in the liquid medium then was intercepted at the outer surface of filter core, and forms filter cake.In the blowback discharging stage, Compressed Gas enters upper tank body by air inlet, and the whole filter cores of crossing of blowback simultaneously, makes attached to the filter cake that filters core outer surface to come off, and discharges via slag-drip opening.
Because common candle filter is the whole filter cores of crossing of blowback simultaneously in the blowback discharging stage, it is very little to be assigned to each compression gas flow of crossing filter core, the gas pressure loss is big, make attached to the filter cake difficult drop-off that filters core outer surface, and time per is large-minded, the cost of investment height of Compressed Gas equipment.
Summary of the invention
The defective of large-minded, the filter cake difficult drop-off of time per provides a kind of filter core candle filter of blowback discharging successively of crossing when the objective of the invention is to overcome common candle filter blowback discharging.Embodiment of the present invention are as follows:
The total feature of the present invention is that the discharging candle filter is made up of lower tank, dividing plate, mistake filter core, retainer ring, bearing block, bearing holder (housing, cover), upper tank body, axial distributor and drive disk assembly successively.Dividing plate is installed between lower tank and the upper tank body, drive disk assembly then be installed in upper tank body above, several are crossed the filter core suspension and are installed in the dividing plate below, and below crossing filter core, be connected and fixed together by retainer ring, bearing block is welded on the center of dividing plate top, and bearing holder (housing, cover) is fixed on above the bearing block by several screws, and axially distributor is installed in the upper tank body, the upper end links to each other with drive disk assembly, and the lower end is installed in the bearing holder (housing, cover).There is slag-drip opening lower end at lower tank, and there is inlet the side, and several air inlets and an exhaust outlet are arranged on upper tank body, and there is liquid outlet the side.
Several bulkhead through-holes are arranged on the dividing plate, each bulkhead through-hole is evenly distributed on the concentric circles of some circles successively, the quantity of air inlet equates with the number of turns of bulkhead through-hole, the lower end of each bulkhead through-hole all has one to connect screw, be used for installing filter core, at the edge of dividing plate upper and lower surface a partition groove is arranged respectively, be used for installing sealing gasket, and link with lower tank flange and upper tank body flange.
Lower tank is welded together by slag-drip opening flange, inlet flange, conical head, lower shell and lower tank flange from bottom to up successively, the slag-drip opening flange is welded on conical head bottom by adapter, and the inlet flange is welded on the side of conical head by adapter.
Upper tank body is from bottom to up successively by the upper tank body flange, upper shell, the liquid outlet flange, ellipsoidal head, central tube, reinforcement, air inlet flange and central tube flange weld together, the liquid outlet flange is welded on the side of upper shell by adapter, the central tube flange is welded on the top of ellipsoidal head by central tube, several air inlet flanges are by taking over the both sides that are welded on central tube successively, air inlet flange quantity equates with the number of turns of bulkhead through-hole, several reinforcements are evenly distributed on the angle of central tube and ellipsoidal head inboard, blast pipe is welded on the upper end of ellipsoidal head, and blast pipe has been formed exhaust outlet with drain tap.
There is a bearing holder (housing, cover) through hole at the bearing holder (housing, cover) center, bearing holder (housing, cover) edge several screwing through hole that evenly distribute.
There is a bearing block through hole at the bearing block center, bearing block edge several screwed holes that evenly distribute.
Axially distributor is welded together by locating shaft, mandrel end plate, mandrel and coupling sleeve from bottom to up successively, the mandrel lower end side evenly distributes, and several descend dispensing orifices, several sliding sleeves are welded in each following dispensing orifice by elbow and adapter, several springs are installed in blowback and put, the blowback cover is installed in each sliding sleeve, the mandrel upper side dispensing orifice on several that evenly distributes, dispensing orifice respectively has a separator disc in both sides up and down on each, there is a groove side of each separator disc, and O-ring seals is installed in the groove.Sliding sleeve, spring and blowback cover quantity equate with the number of turns of bulkhead through-hole.
The mandrel cross section is an annular, and evenly is separated into several inner chambers by longitudinal baffle, and each inner chamber lower end communicates with a following dispensing orifice, and the upper end communicates with a last dispensing orifice, forms several passages that are isolated from each other.
The outline of mandrel end plate conforms to the profile of each inner chamber of mandrel, and each inner chamber of mandrel respectively welds a mandrel end plate in two ends up and down.
The quantity of the following dispensing orifice of mandrel, last dispensing orifice and mandrel inner chamber equates with the number of turns of bulkhead through-hole.
Sliding sleeve has a sliding sleeve through hole, and the upper end of sliding sleeve through hole is the sliding sleeve welding hole, and elbow and adapter are welded at this and sliding sleeve, and there is the sliding sleeve bead at the edge of sliding sleeve lower end.
Blowback is with a blowback cover through hole, Compressed Gas passes through thus during the blowback discharging, there is blowback cover bead at the edge of blowback cover lower end, during mounting spring, the spring lower end contacts with the upper surface of blowback cover bead, the spring upper end contacts with the lower surface of sliding sleeve bead, under the effect of spring, the lower surface of blowback cover bead is closely contacted with the upper surface of dividing plate.
Connect and be with a coupling sleeve through hole and a coupling sleeve keyway.
There is the location spindle nose lower end of locating shaft, and the location spindle nose is installed in the bearing holder (housing, cover) through hole, and the shaft shoulder of locating shaft contacts with the upper surface of bearing holder (housing, cover).
Drive disk assembly is from bottom to up successively by power transmission shaft, flat key, the central tube blind flange, support, mechanically-sealing apparatus, the reductor fixed head, reductor, the encoder support, flexible coupling and absolute value rotary encoder are assembled together, respectively there is a flange at the two ends up and down of support, weld together by steel pipe, there is watch window the side of steel pipe, the upper surface of the lower flange of support and central tube blind flange links, the upper flange of support and reductor fixed head link, in the middle of the support is mechanically-sealing apparatus, mechanically-sealing apparatus is fixed on the upper surface of central tube blind flange, reductor is installed on the reductor fixed head, absolute value rotary encoder and encoder support are installed on the reductor, the output shaft of reductor is a hollow shaft, power transmission shaft can pass from the hollow output shaft of reductor, drive disk assembly is connected and fixed together by the central tube flange of central tube blind flange and upper tank body, between central tube blind flange and the central tube flange flange gasket is arranged.
Power transmission shaft has an instrument spindle nose topmost, connect with the axle of absolute value rotary encoder by flexible coupling, two keyways are arranged on the power transmission shaft, the flat key of installing by keyway on the power transmission shaft connects with the hollow output shaft of reductor, and the flat key of installing by keyway under the power transmission shaft connects with the coupling sleeve of axial distributor.
The quantity of retainer ring equates have several through holes evenly to distribute on each retainer ring with the number of turns of bulkhead through-hole, the number of openings on each retainer ring is corresponding with position and bulkhead through-hole.
The upper end of crossing filter core is the filter core joint, the filter core joint has a through hole to enter filtration in-core portion, the filter core joint has external screw thread, and lock nut is installed on the filter core joint, and external screw thread by the filter core joint and lock nut are fixed in the connection screw of dividing plate crossing filter core, the lower end of crossing filter core is a double-screw bolt, double-screw bolt inserts in the through hole of retainer ring, and uses nut check, and the middle part of crossing filter core is a filter medium cylindraceous, filter medium can be a screen casing, also can be filter screen or filter cloth.
So that two circle bulkhead through-holes to be arranged on the dividing plate is example, narrates the technological process of discharging candle filter successively.
Bulkhead through-hole on the dividing plate is divided into inner ring bulkhead through-hole and outer ring bulkhead through-hole, and each is crossed filter core and links with corresponding bulkhead through-hole, has two and encloses filter core and hang and be installed in the dividing plate below, is divided into that inner ring is crossed filter core and filter core is crossed in the outer ring.
Axially distributor has two sliding sleeves, spring and blowback cover, forms inner ring back blow port and outer ring back blow port respectively.When axially distributor rotated, inner ring back blow port and outer ring back blow port passed through inner ring bulkhead through-hole and outer ring bulkhead through-hole respectively successively.
Mandrel evenly is separated into two inner chambers by longitudinal baffle, form inner chamber one and inner chamber two, communicate with following dispensing orifice one and following dispensing orifice two respectively, and communicate with last dispensing orifice one and last dispensing orifice two respectively, make dispensing orifice one and inner ring back blow port form passage, make dispensing orifice two and outer ring back blow port form passage.
Upper tank body has two air inlets, air inlet one is in same horizontal plane with last dispensing orifice one, air inlet two is in same horizontal plane with last dispensing orifice two, the central tube of upper tank body matches with the last dispensing orifice one of mandrel and the separator disc of last dispensing orifice two both sides respectively, looping space, the outside at last dispensing orifice one and last dispensing orifice two, when axially distributor rotates, last dispensing orifice one and last dispensing orifice two are in any angle, can both communicate with air inlet one and air inlet two respectively, finally make air inlet one and inner ring back blow port form inner ring blowback passage, make air inlet two and outer ring back blow port form outer ring blowback passage.
Air inlet one and air inlet two connect an electromagnetic impulse valve respectively, and link to each other with Compressed Gas equipment by pipeline.
When reductor moves, driving axial distributor by power transmission shaft rotates slowly, drive the rotation of absolute value rotary encoder simultaneously, the absolute value rotary encoder can produce digital signal and be transferred to control panel, and axially the anglec of rotation of distributor has one group of unique digital signal correspondence with it.In control panel, preestablish, axially in the first lap of distributor rotation, when receiving that the inner ring back blow port rotates to the digital signal of each inner ring bulkhead through-hole, open the electromagnetic impulse valve of air inlet one, through closing again after the some time of setting.Axially in second circle of distributor rotation, when receiving that the outer ring back blow port rotates to the digital signal of each outer ring bulkhead through-hole, open the electromagnetic impulse valve of air inlet two, through closing again after the some time of setting.
Before operation by the exhaust outlet emptying gas in the discharging candle filter tank body successively.
At filtration stage, liquid medium enters the lower tank of discharging candle filter successively by inlet, and the slit that liquid passed filter core enters upper tank body, discharges via liquid outlet, impurity particle in the liquid medium then was intercepted at the outer surface of filter core, and formed filter cake.
In the blowback discharging stage, the valve closing of inlet and liquid outlet, the valve opening of slag-drip opening, emptying is the interior liquid medium of discharging candle filter tank body successively, and the reductor of drive disk assembly starts, and drives axial distributor by power transmission shaft and rotates slowly.
Axially in the first lap of distributor rotation, the inner ring back blow port can rotate successively through each inner ring bulkhead through-hole, when the inner ring back blow port rotates to certain inner ring bulkhead through-hole and with it with one heart the time, the electromagnetic pulse opening of valves of control panel control air inlet one, Compressed Gas is entered by air inlet one, through inner ring blowback passage, the filter core of crossing of this inner ring bulkhead through-hole correspondence is carried out the blowback discharging, make attached to the filter cake that filters core outer surface to come off, discharge via slag-drip opening.Electromagnetic impulse valve through air inlet one after the some time of setting is closed.This moment, the inner ring back blow port can rotate to next inner ring bulkhead through-hole slowly, and inner ring is filtered core blowback discharging successively.
Axially in second circle of distributor rotation,, only allow the electromagnetic impulse valve of air inlet two to open in good time, core blowback discharging is successively filtered in the outer ring by control panel control.
Because only cross filter core blowback discharging to one, compressed gas flow is in liberal supply, the gas pressure loss is little, is easy to come off attached to the filter cake that filters core outer surface at every turn.Synchronization only needs one of blowback to cross filter core, so time per is narrow-minded, the specification of Compressed Gas equipment is little, and cost of investment is low.
Description of drawings
Figure of description is the schematic diagram of common candle filter and the structure chart of discharging candle filter successively.Wherein Fig. 1 is the schematic diagram of common candle filter filtration stage.Fig. 2 is the schematic diagram in common candle filter blowback discharging stage.Fig. 3 is the front view of discharging candle filter successively, and wherein lower tank, dividing plate and upper tank body are done and analysed and observe processing, crosses filter core and only draws two.Fig. 4 is the A-A cutaway view of discharging candle filter successively.Fig. 5 is the dividing plate front view, and does and analyse and observe processing.Fig. 6 is the dividing plate vertical view.Fig. 7 is the lower tank cutaway view.Fig. 8 is the upper tank body cutaway view.Fig. 9 is the bearing holder (housing, cover) cutaway view.Figure 10 is the bearing block cutaway view.Figure 11 is axial distributor front view, and does and analyse and observe processing.Figure 12 is axial distributor vertical view.Figure 13 is a mandrel end plate vertical view.Figure 14 is the mandrel front view, and does and analyse and observe processing.Figure 15 is the mandrel vertical view.Figure 16 is the sliding sleeve cutaway view.Figure 17 is a blowback cover cutaway view.Figure 18 is the coupling sleeve cutaway view.Figure 19 is the locating shaft front view.Figure 20 is the drive disk assembly front view.Figure 21 is the power transmission shaft front view.Figure 22 is the retainer ring vertical view.Figure 23 was the filter core front view.
The figure acceptance of the bid is marked with slag-drip opening 1, inlet 2, retainer ring 3, cross filter core 4, lower tank 5, dividing plate 6, bearing block 7, bearing holder (housing, cover) 8, upper tank body 9, axial distributor 10, air inlet 1, drive disk assembly 12, air inlet 2 13, exhaust outlet 14, liquid outlet 15, bulkhead through-hole 16, inner ring back blow port 17, outer ring back blow port 18, connect screw 19, partition groove 20, slag-drip opening flange 21, conical head 22, inlet flange 23, lower shell 24, lower tank flange 25, upper tank body flange 26, upper shell 27, central tube 28, ellipsoidal head 29, air inlet one flange 30, central tube flange 31, air inlet two flanges 32, liquid outlet flange 33, bearing holder (housing, cover) through hole 34, bearing block through hole 35, locating shaft 36, blowback cover 37, spring 38, mandrel end plate 39, sliding sleeve 40, elbow and take over 41, following dispensing orifice 1, following dispensing orifice 2 43, mandrel 44, O-ring seals 45, last dispensing orifice 1, last dispensing orifice 2 47, coupling sleeve 48, separator disc 49, longitudinal baffle 50, inner chamber 1, inner chamber 2 52, sliding sleeve bead 53, sliding sleeve through hole 54, sliding sleeve welding hole 55, blowback cover bead 56, blowback cover through hole 57, coupling sleeve through hole 58, coupling sleeve keyway 59, location spindle nose 60, the shaft shoulder 61, power transmission shaft 62, flat key 63, central tube blind flange 64, support 65, watch window 66, mechanically-sealing apparatus 67, reductor fixed head 68, reductor 69, encoder support 70, flexible coupling 71, absolute value rotary encoder 72, keyway 73 under the power transmission shaft, keyway 74 on the power transmission shaft, instrument spindle nose 75, inner ring retainer ring 76, outer ring retainer ring 77, double-screw bolt 78, filter medium 79 and lock nut 80.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further narration.
With reference to Fig. 3 and Fig. 4, the discharging candle filter is made up of lower tank 5, dividing plate 6, mistake filter core 4, retainer ring 3, bearing block 7, bearing holder (housing, cover) 8, upper tank body 9, axial distributor 10 and drive disk assembly 12 successively.Dividing plate 6 is installed between lower tank 5 and the upper tank body 9,12 of drive disk assemblies be installed in upper tank body 9 above, several are crossed filter core 4 suspensions and are installed in dividing plate 6 belows, and below crossing filter core 4, be connected and fixed together by retainer ring 3, bearing block 7 is welded on the center of dividing plate 6 tops, and bearing holder (housing, cover) 8 is fixed on above the bearing block 7 by several screws, and axially distributor 10 is installed in the upper tank body 9, the upper end links to each other with drive disk assembly 12, and the lower end is installed in the bearing holder (housing, cover) 8.In the lower end of lower tank 5 slag-drip opening 1 is arranged, there is inlet 2 side, and several air inlets and an exhaust outlet 14 are arranged on upper tank body 9, and there is liquid outlet 15 side.
With reference to Fig. 5 and Fig. 6, several bulkhead through-holes 16 are arranged on the dividing plate 6, each bulkhead through-hole 16 is evenly distributed on the concentric circles of some circles successively, the quantity of air inlet equates with the number of turns of bulkhead through-hole 16, the lower end of each bulkhead through-hole 16 all has one to connect screw 19, is used for installing filter core 4, at the edge of dividing plate 6 upper and lower surfaces a partition groove 20 is arranged respectively, be used for installing sealing gasket, and link with lower tank flange 25 and upper tank body flange 26.
With reference to Fig. 7, lower tank 5 is welded together by slag-drip opening flange 21, inlet flange 23, conical head 22, lower shell 24 and lower tank flange 25 from bottom to up successively, slag-drip opening flange 21 is welded on conical head 22 bottom by adapter, and inlet flange 23 is welded on the side of conical head 22 by adapter.
With reference to Fig. 8, upper tank body 9 is from bottom to up successively by upper tank body flange 26, upper shell 27, liquid outlet flange 33, ellipsoidal head 29, central tube 28, reinforcement, air inlet flange and central tube flange 31 weld together, liquid outlet flange 33 is welded on the side of upper shell 27 by adapter, central tube flange 31 is welded on the top of ellipsoidal head 29 by central tube 28, several air inlet flanges are by taking over the both sides that are welded on central tube 28 successively, air inlet flange quantity equates with the number of turns of bulkhead through-hole 16, several reinforcements are evenly distributed on the angle of central tube 28 and ellipsoidal head 29 inboards, blast pipe is welded on the upper end of ellipsoidal head 29, and blast pipe has been formed exhaust outlet 14 with drain tap.
With reference to Fig. 9, there is a bearing holder (housing, cover) through hole 34 at bearing holder (housing, cover) 8 centers, bearing holder (housing, cover) 8 edges several screwing through hole that evenly distribute.
With reference to Figure 10, there is a bearing block through hole 35 at bearing block 7 centers, bearing block 7 edges several screwed holes that evenly distribute.
With reference to Figure 11 and Figure 12, axially distributor 10 is from bottom to up successively by locating shaft 36, mandrel end plate 39, mandrel 44, weld together with coupling sleeve 48, mandrel 44 lower end side evenly distribute, and several descend dispensing orifices, several sliding sleeves 40 are by elbow and take over 41 and be welded on each down in dispensing orifice, several springs 38 are installed on the blowback cover 37, blowback cover 37 is installed in each sliding sleeve 40, the mandrel 44 upper side dispensing orifice on several that evenly distributes, dispensing orifice respectively has a separator disc 49 in both sides up and down on each, there is a groove side of each separator disc 49, and O-ring seals 45 is installed in the groove.Sliding sleeve 40, spring 38 and blowback are overlapped 37 quantity and are equated with the number of turns of bulkhead through-hole 16.
With reference to Figure 14 and Figure 15, mandrel 44 cross sections are annulars, and evenly are separated into several inner chambers by longitudinal baffle 50, and each inner chamber lower end communicates with a following dispensing orifice, and the upper end communicates with a last dispensing orifice, forms several passages that are isolated from each other.
The quantity of the following dispensing orifice of mandrel 44, last dispensing orifice and mandrel 44 inner chambers equates with the number of turns of bulkhead through-hole 16.
With reference to Figure 13, the outline of mandrel end plate 39 conforms to the profile of mandrel 44 each inner chamber, and mandrel 44 each inner chamber respectively weld a mandrel end plate 39 in two ends up and down.
With reference to Figure 16, sliding sleeve 40 has a sliding sleeve through hole 54, and the upper end of sliding sleeve through hole 54 is sliding sleeve welding holes 55, elbow and take over 41 in 40 welding of this and sliding sleeve, and there is sliding sleeve bead 53 at the edge of sliding sleeve 40 lower ends.
With reference to Figure 17, blowback cover 37 has a blowback cover through hole 57, Compressed Gas passes through thus during the blowback discharging, there is blowback cover bead 56 at the edge that 37 lower ends are overlapped in blowback, during mounting spring 38, spring 38 lower ends contact with the upper surface of blowback cover bead 56, and spring 38 upper ends contact with the lower surface of sliding sleeve bead 53, under the effect of spring 38, the lower surface of blowback cover bead 56 is closely contacted with the upper surface of dividing plate 6.
With reference to Figure 18, coupling sleeve 48 has a coupling sleeve through hole 58 and a coupling sleeve keyway 59.
With reference to Figure 19, there is location spindle nose 60 lower end of locating shaft 36, and location spindle nose 60 is installed in the bearing holder (housing, cover) through hole 34, and the shaft shoulder 61 of locating shaft 36 contacts with the upper surface of bearing holder (housing, cover) 8.
With reference to Figure 20, drive disk assembly 12 is from bottom to up successively by power transmission shaft 62, flat key 63, central tube blind flange 64, support 65, mechanically-sealing apparatus 67, reductor fixed head 68, reductor 69, encoder support 70, flexible coupling 71 and absolute value rotary encoder 72 are assembled together, respectively there is a flange at the two ends up and down of support 65, weld together by steel pipe, there is watch window 66 side of steel pipe, the upper surface of the lower flange of support 65 and central tube blind flange 64 links, the upper flange of support 65 and reductor fixed head 68 link, in the middle of the support 65 is mechanically-sealing apparatus 67, mechanically-sealing apparatus 67 is fixed on the upper surface of central tube blind flange 64, reductor 69 is installed on the reductor fixed head 68, absolute value rotary encoder 72 and encoder support 70 are installed on the reductor 69, the output shaft of reductor 69 is hollow shafts, power transmission shaft 62 can pass from the hollow output shaft of reductor 69, drive disk assembly 12 is connected and fixed together by the central tube flange 31 of central tube blind flange 64 with upper tank body 9, between central tube blind flange 64 and the central tube flange 31 flange gasket is arranged.
With reference to Figure 21, power transmission shaft 62 has an instrument spindle nose 75 topmost, connect with the axle of absolute value rotary encoder 72 by flexible coupling 71, two keyways are arranged on the power transmission shaft 62, the flat key of installing by keyway on the power transmission shaft 74 63 connects with the hollow output shaft of reductor 69, and the flat key of installing by keyway under the power transmission shaft 73 63 connects with the coupling sleeve 48 of axial distributor 10.
With reference to Figure 22, the quantity of retainer ring 3 equates have several through holes evenly to distribute on each retainer ring 3 with the number of turns of bulkhead through-hole 16, and the number of openings on each retainer ring 3 is corresponding with position and bulkhead through-hole 16.
With reference to Figure 23, the upper end of crossing filter core 4 is the filter core joint, the filter core joint has a through hole to enter filter core 4 inside, the filter core joint has external screw thread, lock nut 80 is installed on the filter core joint, external screw thread and lock nut 80 by the filter core joint are fixed in the connection screw 19 of dividing plate 6 crossing filter core 4, the lower end of crossing filter core 4 is a double-screw bolt 78, double-screw bolt 78 inserts in the through hole of retainer ring 3, and use nut check, the middle part of crossing filter core 4 is a filter medium 79 cylindraceous, and filter medium 79 can be a screen casing, also can be filter screen or filter cloth.
With reference to Fig. 3, Fig. 4, Figure 11 and Figure 20, be example so that two circle bulkhead through-holes 16 to be arranged on the dividing plate 6, narrate the technological process of discharging candle filter successively.
Bulkhead through-hole 16 on the dividing plate 6 is divided into inner ring bulkhead through-hole and outer ring bulkhead through-hole, and each is crossed filter core 4 and links with corresponding bulkhead through-hole 16, has two and encloses filter core 4 and hang and be installed in dividing plate 6 belows, is divided into that inner ring is crossed filter core and filter core is crossed in the outer ring.
Axially distributor 10 has two sliding sleeves 40, spring 38 and blowback cover 37, forms inner ring back blow port 17 and outer ring back blow port 18 respectively.When axially distributor 10 rotated, inner ring back blow port 17 and outer ring back blow port 18 passed through inner ring bulkhead through-hole and outer ring bulkhead through-hole respectively successively.
When reductor 69 operations, driving axial distributor 10 by power transmission shaft 62 rotates slowly, drive 72 rotations of absolute value rotary encoder simultaneously, absolute value rotary encoder 72 can produce digital signal and be transferred to control panel, and axially the anglec of rotation of distributor 10 has one group of unique digital signal correspondence with it.In control panel, preestablish, axially in the first lap of distributor 10 rotations, when receiving that inner ring back blow port 17 rotates to the digital signal of each inner ring bulkhead through-hole, open the electromagnetic impulse valve of air inlet 1, through closing again after the some time of setting.Axially in second circle of distributor 10 rotations, when receiving that outer ring back blow port 18 rotates to the digital signal of each outer ring bulkhead through-hole, open the electromagnetic impulse valve of air inlet 2 13, through closing again after the some time of setting.
Before operation by the exhaust outlet 14 emptyings gas in the discharging candle filter tank body successively.
At filtration stage, liquid medium enters the lower tank 5 of discharging candle filter successively by inlet 2, and the slit that liquid passed filter core 4 enters upper tank body 9, discharges via liquid outlet 15, impurity particle in the liquid medium then was intercepted at the outer surface of filter core 4, and formed filter cake.
In the blowback discharging stage, the valve closing of inlet 2 and liquid outlet 15, the valve opening of slag-drip opening 1, emptying is the interior liquid medium of discharging candle filter tank body successively, the reductor 69 of drive disk assembly 12 starts, and drives axial distributor 10 by power transmission shaft 62 and rotates slowly.
Axially in the first lap of distributor 10 rotations, each inner ring bulkhead through-hole of inner ring back blow port 17 rotation process successively, when inner ring back blow port 17 rotates to certain inner ring bulkhead through-hole and with it with one heart the time, the electromagnetic pulse opening of valves of control panel control air inlet 1, Compressed Gas is entered by air inlet 1, through inner ring blowback passage, the filter core 4 of crossing of this inner ring bulkhead through-hole correspondence is carried out the blowback discharging, make attached to the filter cake of crossing filter core 4 outer surfaces to come off, discharge via slag-drip opening 1.Electromagnetic impulse valve through air inlet 1 after the some time of setting is closed.Inner ring back blow port 17 can rotate to next inner ring bulkhead through-hole slowly at this moment, and inner ring is filtered core blowback discharging successively.
Axially in second circle of distributor 10 rotations,, only allow the electromagnetic impulse valve of air inlet 2 13 to open in good time, core blowback discharging is successively filtered in the outer ring by control panel control.
Claims (1)
1. discharging candle filter successively is characterized in that by lower tank (5), dividing plate (6), crosses filter core (4), retainer ring (3), bearing block (7), bearing holder (housing, cover) (8), upper tank body (9), axially distributor (10) and drive disk assembly (12) are formed; Dividing plate (6) is installed between lower tank (5) and the upper tank body (9), drive disk assembly (12) then be installed in upper tank body (9) above, several are crossed filter core (4) suspension and are installed in dividing plate (6) below, and below crossing filter core (4), be connected and fixed together by retainer ring (3), bearing block (7) is welded on the center of dividing plate (6) top, bearing holder (housing, cover) (8) is fixed on above the bearing block (7) by several screws, axially distributor (10) is installed in the upper tank body (9), the upper end links to each other with drive disk assembly (12), and the lower end is installed in the bearing holder (housing, cover) (8); In the lower end of lower tank (5) slag-drip opening (1) is arranged, there is inlet (2) side, and several air inlets and an exhaust outlet (14) are arranged on upper tank body (9), and there is liquid outlet (15) side;
Several bulkhead through-holes (16) are arranged on the dividing plate (6), each bulkhead through-hole (16) is evenly distributed on the concentric circles of some circles successively, the quantity of air inlet equates with the number of turns of bulkhead through-hole (16), the lower end of each bulkhead through-hole (16) all has one to connect screw (19), be used for installing filter core (4), respectively there is a partition groove (20) at edge at dividing plate (6) upper and lower surface, is used for installing sealing gasket, and links with lower tank flange (25) and upper tank body flange (26);
Lower tank (5) is welded together by slag-drip opening flange (21), inlet flange (23), conical head (22), lower shell (24) and lower tank flange (25) from bottom to up successively, slag-drip opening flange (21) is welded on conical head (22) bottom by adapter, and inlet flange (23) is welded on the side of conical head (22) by adapter;
Upper tank body (9) is from bottom to up successively by upper tank body flange (26), upper shell (27), liquid outlet flange (33), ellipsoidal head (29), central tube (28), reinforcement, air inlet flange and central tube flange (31) weld together, liquid outlet flange (33) is welded on the side of upper shell (27) by adapter, central tube flange (31) is welded on the top of ellipsoidal head (29) by central tube (28), several air inlet flanges are by taking over the both sides that are welded on central tube (28) successively, air inlet flange quantity equates with the number of turns of bulkhead through-hole (16), several reinforcements are evenly distributed on central tube (28) and the inboard angle of ellipsoidal head (29), blast pipe is welded on the upper end of ellipsoidal head (29), and blast pipe has been formed exhaust outlet (14) with drain tap;
There is a bearing holder (housing, cover) through hole (34) at bearing holder (housing, cover) (8) center, bearing holder (housing, cover) (8) edge several screwing through hole that evenly distribute;
There is a bearing block through hole (35) at bearing block (7) center, bearing block (7) edge several screwed holes that evenly distribute;
Axially distributor (10) is from bottom to up successively by locating shaft (36), mandrel end plate (39), mandrel (44), and coupling sleeve (48) welds together, mandrel (44) lower end side evenly distributes, and several descend dispensing orifices, several sliding sleeves (40) are welded in each following dispensing orifice by elbow and adapter (41), several springs (38) are installed on the blowback cover (37), blowback cover (37) is installed in each sliding sleeve (40), mandrel (44) the upper side dispensing orifice on several that evenly distributes, dispensing orifice respectively has a separator disc (49) in both sides up and down on each, there is a groove side of each separator disc (49), and O-ring seals (45) is installed in the groove; Sliding sleeve (40), spring (38) and blowback cover (37) quantity equate with the number of turns of bulkhead through-hole (16);
Mandrel (44) cross section is an annular, and evenly is separated into several inner chambers by longitudinal baffle (50), and each inner chamber lower end communicates with a following dispensing orifice, and the upper end communicates with a last dispensing orifice, forms several passages that are isolated from each other;
The quantity of the following dispensing orifice of mandrel (44), last dispensing orifice and mandrel (44) inner chamber equates with the number of turns of bulkhead through-hole (16);
The outline of mandrel end plate (39) conforms to the profile of each inner chamber of mandrel (44), and each inner chamber of mandrel (44) respectively welds a mandrel end plate (39) in two ends up and down;
Sliding sleeve (40) has a sliding sleeve through hole (54), and the upper end of sliding sleeve through hole (54) is sliding sleeve welding hole (55), and elbow and adapter (41) are welded at this and sliding sleeve (40), and there is sliding sleeve bead (53) at the edge of sliding sleeve (40) lower end;
Blowback cover (37) has a blowback cover through hole (57), there is blowback cover bead (56) at the edge of blowback cover (37) lower end, during mounting spring (38), spring (38) lower end contacts with the upper surface of blowback cover bead (56), and spring (38) upper end contacts with the lower surface of sliding sleeve bead (53);
Coupling sleeve (48) has a coupling sleeve through hole (58) and a coupling sleeve keyway (59);
There is location spindle nose (60) lower end of locating shaft (36), and location spindle nose (60) is installed in the bearing holder (housing, cover) through hole (34), and the shaft shoulder (61) of locating shaft (36) contacts with the upper surface of bearing holder (housing, cover) (8);
Drive disk assembly (12) is from bottom to up successively by power transmission shaft (62), flat key (63), central tube blind flange (64), support (65), mechanically-sealing apparatus (67), reductor fixed head (68), reductor (69), encoder support (70), flexible coupling (71) and absolute value rotary encoder (72) are assembled together, respectively there is a flange at the two ends up and down of support (65), weld together by steel pipe, there is watch window (66) side of steel pipe, the upper surface of the lower flange of support (65) and central tube blind flange (64) links, the upper flange of support (65) and reductor fixed head (68) link, in the middle of the support (65) is mechanically-sealing apparatus (67), mechanically-sealing apparatus (67) is fixed on the upper surface of central tube blind flange (64), reductor (69) is installed on the reductor fixed head (68), absolute value rotary encoder (72) and encoder support (70) are installed on the reductor (69), the output shaft of reductor (69) is a hollow shaft, power transmission shaft (62) can pass from the hollow output shaft of reductor (69), drive disk assembly (12) is connected and fixed together by the central tube flange (31) of central tube blind flange (64) with upper tank body (9), between central tube blind flange (64) and the central tube flange (31) flange gasket is arranged;
Power transmission shaft (62) has an instrument spindle nose (75) topmost, connect with the axle of absolute value rotary encoder (72) by flexible coupling (71), two keyways are arranged on the power transmission shaft (62), the flat key of installing by keyway on the power transmission shaft (74) (63) connects with the hollow output shaft of reductor (69), and the flat key of installing by keyway under the power transmission shaft (73) (63) connects with the coupling sleeve (48) of axial distributor (10);
The quantity of retainer ring (3) equates have several through holes evenly to distribute on each retainer ring (3) with the number of turns of bulkhead through-hole (16), and the number of openings on each retainer ring (3) is corresponding with position and bulkhead through-hole (16);
The upper end of crossing filter core (4) is the filter core joint, the filter core joint has a through hole to enter filter core (4) inside, the filter core joint has external screw thread, lock nut (80) is installed on the filter core joint, external screw thread and lock nut (80) by the filter core joint are fixed in the connection screw (19) of dividing plate (6) crossing filter core (4), the lower end of crossing filter core (4) is double-screw bolt (78), double-screw bolt (78) inserts in the through hole of retainer ring (3), and use nut check, the middle part of crossing filter core (4) is filter medium cylindraceous (79), filter medium (79) can be a screen casing, also can be filter screen or filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100755830A CN102166443A (en) | 2011-03-21 | 2011-03-21 | Successively-discharging candle filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100755830A CN102166443A (en) | 2011-03-21 | 2011-03-21 | Successively-discharging candle filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102166443A true CN102166443A (en) | 2011-08-31 |
Family
ID=44487880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100755830A Pending CN102166443A (en) | 2011-03-21 | 2011-03-21 | Successively-discharging candle filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102166443A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743912A (en) * | 2012-07-20 | 2012-10-24 | 苏州新火花机床有限公司 | Dry-type slag discharging device of filter for wire cutting machining working liquid |
| CN104623951A (en) * | 2015-02-28 | 2015-05-20 | 大连碧蓝节能环保科技有限公司 | Candle filter with regular running track in sequential unloading |
| CN108079638A (en) * | 2017-11-21 | 2018-05-29 | 无锡伊诺特石化机械设备有限公司 | A kind of candle filter filter core |
| CN109621514A (en) * | 2019-01-08 | 2019-04-16 | 威孔过滤科技（苏州）有限公司 | A kind of candle type filter element and its filter method of belt switch |
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| CN2407817Y (en) * | 1999-07-30 | 2000-11-29 | 张南明 | Ceramic candle type filter |
| JP2003181219A (en) * | 2001-12-19 | 2003-07-02 | Kanto Auto Works Ltd | Apparatus and system for filtering industrial oil |
| CN2582721Y (en) * | 2002-10-30 | 2003-10-29 | 湖北洪城通用机械股份有限公司 | High efficiency full automatic back flushing water filter |
| CN201404724Y (en) * | 2009-05-21 | 2010-02-17 | 青岛海德威船舶科技有限公司 | Full-automatic back flushing filter |
| CN201988250U (en) * | 2011-03-21 | 2011-09-28 | 福建省泉州市江南冷却器厂 | Sequentially-unloading candle filter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2407817Y (en) * | 1999-07-30 | 2000-11-29 | 张南明 | Ceramic candle type filter |
| JP2003181219A (en) * | 2001-12-19 | 2003-07-02 | Kanto Auto Works Ltd | Apparatus and system for filtering industrial oil |
| CN2582721Y (en) * | 2002-10-30 | 2003-10-29 | 湖北洪城通用机械股份有限公司 | High efficiency full automatic back flushing water filter |
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| CN201988250U (en) * | 2011-03-21 | 2011-09-28 | 福建省泉州市江南冷却器厂 | Sequentially-unloading candle filter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743912A (en) * | 2012-07-20 | 2012-10-24 | 苏州新火花机床有限公司 | Dry-type slag discharging device of filter for wire cutting machining working liquid |
| CN104623951A (en) * | 2015-02-28 | 2015-05-20 | 大连碧蓝节能环保科技有限公司 | Candle filter with regular running track in sequential unloading |
| CN108079638A (en) * | 2017-11-21 | 2018-05-29 | 无锡伊诺特石化机械设备有限公司 | A kind of candle filter filter core |
| CN109621514A (en) * | 2019-01-08 | 2019-04-16 | 威孔过滤科技（苏州）有限公司 | A kind of candle type filter element and its filter method of belt switch |
| CN109621514B (en) * | 2019-01-08 | 2023-10-03 | 威孔过滤科技（苏州）有限公司 | Candle type filter element with switch and filtering method thereof |
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Application publication date: 20110831 |