CN1739858B - Centrifugal separator - Google Patents
Centrifugal separator Download PDFInfo
- Publication number
- CN1739858B CN1739858B CN2005100814867A CN200510081486A CN1739858B CN 1739858 B CN1739858 B CN 1739858B CN 2005100814867 A CN2005100814867 A CN 2005100814867A CN 200510081486 A CN200510081486 A CN 200510081486A CN 1739858 B CN1739858 B CN 1739858B
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- Prior art keywords
- filter cake
- damper
- pipe
- entrance side
- mouth
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- 238000004140 cleaning Methods 0.000 claims abstract description 51
- 238000007599 discharging Methods 0.000 claims abstract description 22
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 239000012065 filter cake Substances 0.000 claims description 107
- 238000013016 damping Methods 0.000 claims description 25
- 239000012530 fluid Substances 0.000 claims description 25
- 239000007787 solid Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 5
- 239000002002 slurry Substances 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 12
- 239000000706 filtrate Substances 0.000 description 12
- 238000005755 formation reaction Methods 0.000 description 12
- 238000001125 extrusion Methods 0.000 description 7
- 238000005119 centrifugation Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 235000009854 Cucurbita moschata Nutrition 0.000 description 3
- 240000001980 Cucurbita pepo Species 0.000 description 3
- 235000009852 Cucurbita pepo Nutrition 0.000 description 3
- 235000020354 squash Nutrition 0.000 description 3
- 238000000280 densification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/04—Periodical feeding or discharging; Control arrangements therefor
- B04B11/043—Load indication with or without control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
- B04B15/06—Other accessories for centrifuges for cleaning bowls, filters, sieves, inserts, or the like
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- Centrifugal Separators (AREA)
Abstract
A centrifugal separator is constituted so that a freely openable and closable damper device is disposed on the cake inlet side of a discharge shoot which discharges cake, wherein, upon the centrifugal separation process, the cake is discharged through the discharge shoot 8 and, upon the in-machine cleaning process, the cake inlet side of the discharge shoot 8 is covered with a damper 9D of the damper device 9 to prevent cleaning liquid and remaining cake from flowing out to the discharge shoot 8. Thereby, a centrifugal separator is provided which has a discharging switch mechnism with a compact space, and lowered setting cost.
Description
Technical field
The present invention relates to centrifugal separator, specifically, relate to the centrifugal separator of damping unit with the outflow that prevents cleaning fluid and residual filter cake.
Background technology
In the past, on centrifugal separator, various models such as pyramid type, extrusion pressing type were arranged.Wherein, the squash type centrifugal separator has the outer cylinder basket that rotates respectively and the coaxial therewith interior round basket tube that sets, forwards pushes at the fixing wire-mesh screen of these inner face or flat screen with described inner cylinder basket and with the filter cake extruding of be separated on the outer mesh screen and the continuously extruded formula mechanism of discharge respectively on constituting.
This squash type seperator, by the basket cylindraceous that has around the throw-in part that is rotated in slurry, when Jie is discharged to the outside by the mesh screen on the inner peripheral surface that is provided in this basket with filtrate, form filter cake in the inboard of mesh screen, and push this filter cake (reference example as, patent documentation 1) by pressing mechanism.
As above-mentioned centrifugal separator, the continuous rotation by certain hour forms filter cake, but along with the process of time, will stop up on the mesh screen.Therefore,,, regularly carry out cleaning in the machine of the cleaning such as the residual filter cake of flushing when separating the obstruction of the mesh screen that disappears to jet cleaning liquid such as mesh screens at the interval of continuously operation.
In addition, cleaning also has following purpose in the machine,, does not produce pollution (dirt) on the filter cake for making that is, when for example need separate filter cake and filtrate reliably, the filter cake that remains in mesh screen is not infiltrated when (filtration) operated in ensuing centrifugation.
Formation as the such cleaning of correspondence, the outlet of filter cake receiving slit from the centrifugation motor spindle taken out, and replace the filter cake groove, cleaning fluid slurry receiving slit is connected outlet, and together reclaim residual slurry and cleaning fluid to cleaning fluid slurry receiving slit (reference example as, patent documentation 1).In addition, also the discharge switching device shifter that is used for discharging selectively the special use of solid and liquid can be arranged on the discharge chute of centrifugal separator, rather than above-mentioned squash type centrifugal separator, and switch discharge path thus, make and to be easy to switch operation (reference example as, patent documentation 2).
[patent documentation 1] special permission No. 2936270 specifications (the 2nd, 3 page, Fig. 1)
[patent documentation 2] spy opens flat 10-76183 communique (the 4th, 5 page, Fig. 1)
Yet, on the formation of the such cleaning in the past of correspondence, have following problem.That is, need connect the operation of filter cake receiving slit and cleaning fluid slurry receiving slit selectively at the discharge chute that is formed on the centrifugal separator at the former technical, and need the multi-position action people, need a large amount of labour and time, it is abominable to pretend the industry property, and productivity is low.
In addition, in the latter's technology, discharging switching device shifter is large-scale plant, needs two dimension, the three-dimensional wide space that is provided with, and strict setting is arranged being provided with on the place.In addition, for this device is set, also need substrate, cost is set to be increased.
Summary of the invention
Therefore, major subjects of the present invention is to provide has densification when the space is set, and forces down the centrifugal separator of the discharge switching mechanism that cost is set.
The present invention who has solved above-mentioned problem is as follows.
(invention of record in the technical scheme 1)
The invention of record is a centrifugal separator in the technical scheme 1, it is characterized in that, it is the cylinder basket that on constituting, has rotation, with the mesh screen on the inner face that is fixed on described cylinder basket, and the filter cake that will be formed on the described mesh screen is situated between by filter cake reception ring from discharging the centrifugal separator that chute is discharged, it is characterized in that, constitute in the following manner, promptly, receive at described filter cake between the filter cake entrance side of the filtered solid outlet side of ring and described discharge chute and set switch damping unit freely, described damping unit has the top of the mouth pipe of the below of the discharge pipe that is positioned at described filtered solid outlet side and described filter cake entrance side, damper at free sliding ground, the upper end of described mouth pipe butt, described damper has the covering portion with mouth the pipe peristome that is communicated with and the mouth pipe that covers described filter cake entrance side of the discharge pipe of described filtered solid outlet side and described filter cake entrance side, in centrifugal separation process, the opening of described damper is communicated with the discharge pipe of described filtered solid outlet side and the mouth pipe of described filter cake entrance side in the top of described mouth pipe, described filter cake is discharged from described discharge chute, in machine in the matting, the covering portion of described damper covers the mouth pipe of described filter cake entrance side, thereby prevents that cleaning fluid and residual filter cake from flowing out to described discharge chute.
(invention of record in the technical scheme 2)
The invention of record in the technical scheme 2, a kind of centrifugal separator, be outer cylinder basket and the coaxial therewith inner cylinder basket that sets that on constituting, has rotation respectively, be fixed on the outer mesh screen on the inner face of described outer cylinder basket, be fixed on the interior mesh screen on the inner face of described inner cylinder basket, with the continuously extruded mechanism of described inner cylinder basket forwards being pushed and will be formed on the filter cake extruding on the described outer mesh screen, and the described filter cake that is pushed is situated between by filter cake reception ring from discharging the centrifugal separator that chute is discharged, it is characterized in that, receive at described filter cake between the filter cake entrance side of the filtered solid outlet side of ring and described discharge chute and set switch damping unit freely, described damping unit has the top of the mouth pipe of the below of the discharge pipe that is positioned at described filtered solid outlet side and described filter cake entrance side, damper at free sliding ground, the upper end of described mouth pipe butt, described damper has the covering portion with mouth the pipe peristome that is communicated with and the mouth pipe that covers described filter cake entrance side of the discharge pipe of described filtered solid outlet side and described filter cake entrance side, in centrifugal separation process, the opening of described damper is communicated with the discharge pipe of described filtered solid outlet side and the mouth pipe of described filter cake entrance side in the top of described mouth pipe, described filter cake is discharged from described discharge chute, in machine in the matting, the covering portion of described damper covers the mouth pipe of described filter cake entrance side, thereby prevents that cleaning fluid and residual filter cake from flowing out to described discharge chute.
(invention of record in the technical scheme 3)
The invention of record in the technical scheme 3, any one the described centrifugal separator that is technical scheme 1 to the technical scheme 2, it is characterized in that, described damping unit has on constituting: cylinder, the bar that links with the piston element that is arranged on described cylinder in and with the damper of described bar binding, and, realize the switch control of described damper by air supply in described cylinder.
(action effect)
Set the switch formation of damping unit freely by filter cake entrance side at the discharge chute of discharging filter cake, only carry out the control of damping unit switch, just can prevent in the matting in machine that cleaning fluid and residual filter cake from flowing out to the discharge chute, so do not need to be provided with in addition the discharge switching device shifter.In addition, in the matting, cleaning fluid and residual filter cake do not flow out to the discharge chute in machine, therefore, even for example directly be attached at, ensuing operation drier unit etc., the load of drier etc. does not rise yet.
Cover the covering portion of damper entrance side and the peristome that is communicated with described filter cake entrance side by having damper, and air supply in cylinder, mobile piston parts and control the switch of damper, constitute by above-described, for example pass through in centrifugal separation process on the formation, the opening that makes damper is in the top of filter cake entrance side, filter cake can be discharged from discharging chute, in matting in machine, covering portion at damper covers the filter cake entrance side, can prevent that cleaning fluid and residual filter cake from flowing out to the discharge chute.
By air supply in cylinder, and realize the formation of the switch control of damper, when the switch damper, need be by operation people's switching operation, thus improve operation and productivity.In addition, the air that can control automatically in cylinder is supplied with, and can carry out matting in centrifugal separation process and the machine in proper order.
(effect of invention)
According to the present invention as can be known, have when can densification the space being set, can force down cost is set, and can discharge solid and liquid reliably selectively, can directly be connected on the machinery (drying machine in the drying process etc.) that carries out ensuing operation or the like advantage.
Description of drawings
Fig. 1 is the side cut away view of centrifugal separator.
Fig. 2 is the front cross-sectional view (opening the state of damper) of centrifugation.
Fig. 3 is the front cross-sectional view (closing the state of damper) of centrifugation.
Fig. 4 is the front cross-sectional view (opening the damper state) in the reference example mode of damper device.
Fig. 5 is the front cross-sectional view (closing the state of damper) in the reference example mode of damper device.
Fig. 6 is the key diagram that is used to illustrate the flow process of matting in centrifugal separation process and the machine.
Among the figure, the 1-housing, 2-slurry supply pipe, the 6-filtrate (liquid, 8-discharges chute, the 8A-plate-shaped member, 8B-mouth pipe, the 9-damping unit, the 9A-cylinder, the 9B-piston element, the 9C-bar, the 9D-damper, the 10-rinse liquid outlet, 11-outer cylinder basket, the outer mesh screen of 11A-, the 11B-holding plate, the 11C-support arm, 12-inner cylinder basket, mesh screen in the 12A-, the 12B-holding plate, the 12C-press section, the 13-dispenser panel, the 1st cleaning solution supplying pipe of 14-, the 14A-washer jet, the 2nd cleaning solution supplying pipe of 15-, the 15A-washer jet, the 16-filter cake receives ring, the 16A-filter cake receives the ring bracket, the 16B-discharge pipe, the 19-damping unit, the 19A-cylinder, the 19B-piston element, the 19C-bar, the 19D-damper, the 30-main shaft, the 31-extrusion axis, the 32-piston, the 33-pulley, 91-covering portion, the 92-peristome, the 1st mouthful of 93-, the 2nd mouthful of 94-, 191-covering portion, the 1st mouthful of 193-, the 2nd mouthful of 194-.
The specific embodiment
Below, embodiments of the present invention are described.
(integral body of centrifugal separator of the present invention constitutes)
At first, according to Fig. 1, the formation of the integral body in the embodiment of centrifugal separator is described.
Centrifugal separator at the front portion of device stationary cylinder shape housing 1 over the ground, sets outer cylinder basket 11 and coaxial inner cylinder housing 12 in this housing 1.Mesh screen 12A in mesh screen 11A reaches outside the inner face of these each baskets 11,12 is fixed with by fixed parts such as bolts.
On the other hand, outer cylinder basket 11, by bolt and being integral of holding plate 11B that is fixed by bolts on the front end of main shaft 30, and described main shaft 30 is that the power output owing to not shown motor is communicated to pulley 33 and rotates, and outer cylinder basket 11 and outer mesh screen 11A rotate in a circumferential direction.
Shown in Fig. 1 and 2, side at housing 1, be formed with filtrate (liquid 6, and the rotation of discharging by outer cylinder basket 11 and inner cylinder basket 12 from this filtrate (liquid 6, and centrifugation and the filtrate (mother liquor) that is filtered or the part of institute's cleaning liquid supplied in matting.
In addition, be formed with the discharge chute 8 of the filter cake that discharge filters in the bottom, side in the place ahead of housing 1.The filter cake of Pai Chuing is to put in the drying machine etc. of ensuing operation drying process thus.Although aftermentioned, the damping unit 9 of free switch damper is installed in the side of discharging chute 8, in addition, being formed with in matting effect by damper in the bottom in the place ahead of housing 1 stops and flows into cleaning fluid of discharging chute 8 and the rinse liquid outlet 10 that residual filter cake is discharged from.
On the other hand, in main shaft 30, be inserted with extrusion axis 31, the piston 32 that can move in square end and front and back thereafter is integrated with having activity space.In addition,, holding plate 12B is arranged with bolting at the front end of extrusion axis 31, integrated with bolt and described inner cylinder basket 12 on this holding plate 12B.
And then, in inner cylinder basket 12, be equipped with the dispenser panel 13 of bringing into play function as dispersion by the plate of the slurry of slurry supply pipe 2 supplies described later.Dispenser panel 13 is to be situated between to be fixed on the holding plate 11B that supports outer cylinder basket 11 by many support arm 11C with activity space ground perforation holding plate 12B.
Shown in Fig. 1 and 2, begin to be built-in with the 1st cleaning solution supplying pipe 14 and the 2nd cleaning solution supplying pipe of supplying with cleaning fluids such as distilled water from the place ahead of housing 1.On the 1st cleaning solution supplying pipe 14, a plurality of washer jet 14A, 14A are installed ..., and constitute from the top of housing 1 to outer cylinder basket 11 and inner cylinder basket 12 (outside comprising mesh screen 11A and in mesh screen 12A) jet cleaning liquid.Equally, on the 2nd cleaning solution supplying pipe 15, a plurality of washer jet 15A are installed, 15A ..., and constitute from the below of housing 1 to receive to outer cylinder basket 11 and inner cylinder basket 12 (outside comprising mesh screen 11A and in mesh screen 12A) and to filter cake described later and encircle 16 jet cleaning liquid.
Cleaning fluid is to use in cleaning filter cake or cleaning machine.When cleaning filter cake, also there is the situation of not discharging in the situation that exists at last the cleaning fluid that will be sprayed etc. to discharge from filtrate (liquid 6.In addition, about cleaning in the machine, carry out at the interval of the continuous operation of centrifugation, and for understand disappear outer mesh screen 11A and in the obstruction of mesh screen 12A etc. the time, wash residual filter cake and carry out, and from rinse liquid outlet 10 discharge cleaning fluid and residual filter cakes.
In the centrifugal separator that constitutes like this, supply with pending slurry to dispenser panel 12 from slurry supply pipe 2.At this moment, by the rotation of main shaft 30, in the time of outer cylinder basket 11 and outer mesh screen 11A rotation, because support arm 11C is running through holding plate 12B, so inner cylinder basket 12 and interior mesh screen 12A are also to same direction rotation.
In described rotary course,, piston 32 seesaws owing to doing extrusion axis 31.At this moment, if the inner cylinder basket 12 that has retreated advances, then the press section 12C of its front ends slides into the inner peripheral surface of outer mesh screen 11A, and the filter cake that will be deposited in outer mesh screen 11A forwards pushes, and receives in the ring 16 and be discharged to filter cake from leading section.
The inner cylinder basket 12 of described discharge of being through with retreats into illustrated home position.When inner cylinder basket 12 received the supply of continuous slurry, the interior mesh screen 12A on the face carried out Separation of Solid and Liquid within it, and simultaneously, a part of slurry moves into outer mesh screen 11, and mesh screen 11A also carries out Separation of Solid and Liquid outside.Filtrate in each mesh screen 11A, 12A is discharged from filtrate (liquid 6 by the through hole of each basket 11,12.
Also have, in the present embodiment, be illustrated according to multistage (2 grades) formula extrusion pressing type centrifugal separator, but the present invention is not limited only to this with outer cylinder basket and coaxial therewith inner cylinder basket that sets, and for example can be, have only the single stage type extrusion pressing type centrifugal separator of 1 grade cylinder basket.
(formation of damping unit of the present invention)
Secondly, damping unit of the present invention and the filter cake that is equipped with it being received ring describes.
As shown in Figure 1, filter cake receives ring 16 is positioned at outer cylinder basket 11 in order to bear the part that forwards moves in the filter cake on the mesh screen 16 outside being deposited in front.This filter cake receives ring 16 at textural and outer cylinder basket 11 apart, and as shown in Figure 1, being situated between is received ring bracket 16A and be fixed on the medial surface of housing 1 by filter cake, so even 11 rotations of outer cylinder basket, filter cake receives and encircles 16 and itself do not rotate.Filter cake receives the ring-type that section is the parts formation of roughly semicircular cylinder that is shaped as of ring 16, on constituting, on this annular part, be formed with discharge pipe 16B cylindraceous, and the filter cake that the rotation by outer cylinder basket 11 is subjected to the power on the normal direction is in the section that this filter cake receives ring 16 is the parts of semicircular cylinder roughly, when moving rotatably, be discharged from from discharge pipe 16B at last as filtered solid outlet with ring-type.Also have, the shape of filter cake reception ring 16 is not limited only to section and is roughly semicircular cylinder, also can be the en tube.
Damping unit 9 as discharging switching mechanism as shown in Figures 2 and 3, is positioned at the below as the discharge pipe 16B of filtered solid outlet, and as the top of the discharge chute 8 of filter cake inlet, thus the move left and right by damper, and control is discharged to discharging chute 8.
Bar 9C that damping unit 9 has cylinder 9A, interior piston element 9B links with being arranged on this cylinder 9A and the damper 9D that links with this bar 9C.At this, from air supply pipe (not shown) compressed and supplied air, be situated between and fill selectively in the cylinder 9A by the 1st mouthful 93 and the 2nd mouthfuls 94, wherein, the described the 1st mouthful 93 and the 2nd mouthfuls 94 folder septum piston parts 9B and be separately positioned on the two ends of cylinder 9A.Also have, by supplying with compressed air selectively, move left and right piston element 9B, move left and right damper 9D the 1st mouthful 93, the 2nd mouthfuls 94.
Damper 9D has covering as the covering portion 91 of the mouth pipe 8B of filter cake inlet and the peristome 92 that is communicated with mouth pipe 8B.Specifically, constituting is situated between at compressed air is fed under the state of cylinder by the 1st mouthful 93, and as shown in Figure 2, the opening 92 of damper 9D will be positioned at the top of mouth pipe 8B.To this, as shown in Figure 3, under compressed air is situated between the state in the cylinder 9A of being fed into by the 2nd mouthful 94, cover mouth tube 8B will be covered in the covering portion 91 of damper 9D.
Thereby, in centrifugal separation process, Jie supplies in the cylinder 9A by the 1st mouthful 93 with compressed air, and the peristome 92 that makes damper 9D is positioned at the top of mouth pipe 8B, filter cake can be discharged from discharging chute 8 thus, in machine in the matting, compressed air is situated between to supply in the cylinder 9A by the mouthful 94, and cover cover mouth tube 8B with the covering portion 91 of damper 9D, can prevent from thus that cleaning fluid and residual filter cake from flowing out to discharge chute 8.
For this reason, only carry out the switch control of damper, just can prevent in the matting in machine that cleaning fluid and residual filter cake from flowing out to discharge chute 8, so do not need to be provided with in addition large-scale discharge switching device shifter.In addition, in machine in the matting, cleaning fluid and residual filter cake do not flow out to discharges in the chute 8, therefore, even directly linking for example ensuing operation drier unit etc., the burden of drying machine etc. does not increase yet, thus can directly be connected drying machine or repulper, and can cut down optional equipment.
Also have, in the present embodiment, having following formation also can, promptly, so that compressed air is situated between by the 1st mouthful of 93 state that supplies in the cylinder 9A, peristome 92 placed the top of mouth pipe 8B, and supply to state in the cylinder 9A by the 2nd mouthful 94 so that compressed air is situated between, cover mouth tube 8B is covered in covering portion 91, but is not limited to this formation.Promptly, from piston element 8B so that away from position (Fig. 2 for left side) peristome 92 is set, from piston element 9BC and then close part (being the right side Fig. 2) covering portion 91 is being set, so that compressed air is situated between by the 2nd mouthful of 94 state that supplies in the cylinder 9A, peristome 92 is placed the top of mouth pipe 8B, so that compressed air is situated between by the 1st mouthful of 93 state that supplies in the cylinder 9A, cover mouth tube 8B is covered in covering portion 91.
In the matting, be prevented from flowing out to the cleaning fluid and the residual filter cake of discharging chute 8 by the covering portion 91 of the damper 9D that discharges chute 8 in machine, as shown in Figure 3, Jie is by being discharged to rinse liquid outlet 10 above the plate-shaped member 8A above covering portion 91.
The mode of representing to have the reference example of damping unit at Fig. 4 and Fig. 5.Damping unit 19 and damping unit 9 are that the shape of damper is different, and other formations are identical.The difference of damper 9D and damper 19D is that damper 19D only is formed with the covering portion 191 of covering as the mouth pipe 8B of filter cake inlet, and is not equivalent to the part of the peristome that exists on damper 9D.For this reason, in centrifugal separation process, as shown in Figure 4, if Jie supplies in the cylinder 19A by the 2nd mouthful 194 with compressed air, the covering portion 191 of damper 19D is moved to right, 8B places the state of opening with the mouth pipe, then filter can be discharged from discharging chute 8, in machine in the matting, as shown in Figure 5, if Jie supplies in the cylinder 19A by the 1st mouthful 193 with compressed air,, can prevent that then cleaning fluid and residual filter cake from flowing out to discharge chute 8 at 191 one-tenth states that cover cover mouth tube 8B of covering portion of damper 19D.
(flow process of matting in centrifugal separation process and the machine)
According to Fig. 6, to the flow process of present embodiment as matting in the centrifugal separation process of model and the machine described.
In centrifugal separation process, the state of damper 9D by opening damping unit 9 is (by placing the peristome 92 of damper 9D the top of mouth pipe 8B, discharge the state of filter cake from discharging chute 8), supply with pending slurry from slurry supply pipe 2, and the rotation by main shaft 30, make outer cylinder basket 11 and outer mesh screen 11A rotation, and will rotate filtrate (mother liquor) and discharge from filtrate (liquid 6.Also have, the filter cake that is deposited in outer mesh screen 11A is forwards pushed, and be discharged in the filter cake reception ring 16, by the peristome 92 of damper 9D being placed the top of mouth pipe 8B, discharge filter cakes at last from discharging chute 8 from leading section.
In ensuing matting, stop to supply with slurry from slurry supply pipe 2, thereafter, damper 9D is made as closing state (cover cover mouth tube 8B by the covering portion 91 with damper 9D, prevent that cleaning fluid and residual filter cake from flowing out to the state of discharging chute 8).Also have, supply with cleaning fluid from the 1st cleaning solution supplying pipe 14 and the 2nd cleaning solution supplying pipe 15, and receive to outer cylinder basket 11 and inner cylinder basket 12 (outside comprising mesh screen 11A and in mesh screen 12A) and filter cake by washer jet 14A, 15A and to encircle 16 jet cleaning liquid, clean residual filter cake, be discharged to filtrate (liquid 6 or rinse liquid outlet 10.
Also have, stop to supply with cleaning fluid from the 1st cleaning solution supplying pipe 14 and the 2nd cleaning solution supplying pipe 15, thereafter, 9D is made as open mode with damper, and carries out supplying with from slurry supply pipe 2 circulation of pending water repeatedly.
In this circulation, by supplying with compressed air from air supply pipe (not shown), and the formation of the control of the switch of realization damper 9D, when the switch damper, supply with from the air of air supply pipe if be made as automatic control, then can carry out unmanned automatic operating in turn operation in centrifugal separation process and the machine.
Claims (3)
1. centrifugal separator is to have the cylinder basket of rotation and be fixed on mesh screen on the inner face of described cylinder basket on constituting, and will be formed on filter cake on the described mesh screen and be situated between and receive ring from discharging the centrifugal separator that chute is discharged by filter cake, it is characterized in that,
Constitute in the following manner, that is,
Receive at described filter cake between the filter cake entrance side of the filtered solid outlet side of ring and described discharge chute and set switch damping unit freely,
Described damping unit has the top of the mouth pipe of the below of the discharge pipe that is positioned at described filtered solid outlet side and described filter cake entrance side, at the damper of free sliding ground, the upper end of described mouth pipe butt,
Described damper has the covering portion with mouth the pipe peristome that is communicated with and the mouth pipe that covers described filter cake entrance side of the discharge pipe of described filtered solid outlet side and described filter cake entrance side,
In centrifugal separation process, the opening of described damper is communicated with the discharge pipe of described filtered solid outlet side and the mouth pipe of described filter cake entrance side in the top of described mouth pipe, described filter cake is discharged from described discharge chute,
In the matting, the covering portion of described damper covers the mouth pipe of described filter cake entrance side in machine, thereby prevents that cleaning fluid and residual filter cake from flowing out to described discharge chute.
2. centrifugal separator, be on the inner face that on constituting, has the outer cylinder basket of rotation respectively and the coaxial therewith inner cylinder basket that sets, is fixed on described outer cylinder basket outer mesh screen, be fixed on the interior mesh screen on the inner face of described inner cylinder basket and described inner cylinder basket forwards pushed and will be formed on the continuously extruded mechanism that the filter cake on the described outer mesh screen pushes, and the described filter cake that is pushed is situated between by filter cake reception ring from discharging the centrifugal separator that chute is discharged, it is characterized in that
Receive at described filter cake between the filter cake entrance side of the filtered solid outlet side of ring and described discharge chute and set switch damping unit freely,
Described damping unit has the top of the mouth pipe of the below of the discharge pipe that is positioned at described filtered solid outlet side and described filter cake entrance side, at the damper of free sliding ground, the upper end of described mouth pipe butt,
Described damper has the covering portion with mouth the pipe peristome that is communicated with and the mouth pipe that covers described filter cake entrance side of the discharge pipe of described filtered solid outlet side and described filter cake entrance side,
In centrifugal separation process, the opening of described damper is communicated with the discharge pipe of described filtered solid outlet side and the mouth pipe of described filter cake entrance side in the top of described mouth pipe, described filter cake is discharged from described discharge chute,
In the matting, the covering portion of described damper covers the mouth pipe of described filter cake entrance side in machine, thereby prevents that cleaning fluid and residual filter cake from flowing out to described discharge chute.
3. centrifugal separator according to claim 1 and 2 is characterized in that,
Described damping unit has on constituting: cylinder, the bar that links with the piston element that is arranged on described cylinder in and with the damper of described bar binding,
And, realize the switch control of described damper by air supply in described cylinder.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-248985 | 2004-08-27 | ||
| JP2004248985 | 2004-08-27 | ||
| JP2004248985A JP4079373B2 (en) | 2004-08-27 | 2004-08-27 | centrifuge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1739858A CN1739858A (en) | 2006-03-01 |
| CN1739858B true CN1739858B (en) | 2011-11-16 |
Family
ID=36092472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100814867A Active CN1739858B (en) | 2004-08-27 | 2005-06-29 | Centrifugal separator |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP4079373B2 (en) |
| KR (1) | KR101118333B1 (en) |
| CN (1) | CN1739858B (en) |
| RU (1) | RU2375119C2 (en) |
| TW (1) | TW200607568A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4548791B2 (en) * | 2006-04-14 | 2010-09-22 | 月島機械株式会社 | centrifuge |
| CN102430483A (en) * | 2011-12-02 | 2012-05-02 | 江苏远洋药业股份有限公司 | Flushing device for solid material machine |
| CN102974471A (en) * | 2012-12-04 | 2013-03-20 | 江苏牡丹离心机制造有限公司 | Horizontal type screw discharging centrifuge provided with wind-discharging and water-washing device |
| WO2016180674A1 (en) * | 2015-05-11 | 2016-11-17 | Bühler AG | Device and method for efficiently separating particles from an airflow |
| CN105800902A (en) * | 2016-04-07 | 2016-07-27 | 安徽普源分离机械制造有限公司 | Vibration attenuation type sludge treatment device adopting stable structure |
| JP6578254B2 (en) * | 2016-07-05 | 2019-09-18 | 月島機械株式会社 | Centrifuge and centrifuge method |
| JP7402853B2 (en) * | 2021-11-19 | 2023-12-21 | 月島機械株式会社 | Slurry dehydration drying system and dehydration drying method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1130547A (en) * | 1994-08-26 | 1996-09-11 | 包尔特殊基础工程有限公司 | Centrifuge for solid-liquid separation |
| JP2936270B2 (en) * | 1989-10-20 | 1999-08-23 | 月島機械株式会社 | Extrusion centrifuge |
| CN1237118A (en) * | 1996-11-08 | 1999-12-01 | 海因科尔工业离心机有限公司 | Centrifuger with inside-out flow filter |
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2005
- 2005-06-29 CN CN2005100814867A patent/CN1739858B/en active Active
- 2005-07-18 KR KR1020050064657A patent/KR101118333B1/en active IP Right Grant
- 2005-08-02 TW TW094126162A patent/TW200607568A/en unknown
- 2005-08-26 RU RU2005127031/15A patent/RU2375119C2/en active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2936270B2 (en) * | 1989-10-20 | 1999-08-23 | 月島機械株式会社 | Extrusion centrifuge |
| CN1130547A (en) * | 1994-08-26 | 1996-09-11 | 包尔特殊基础工程有限公司 | Centrifuge for solid-liquid separation |
| CN1237118A (en) * | 1996-11-08 | 1999-12-01 | 海因科尔工业离心机有限公司 | Centrifuger with inside-out flow filter |
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| JP特开平11-33435A 1999.02.09 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI350204B (en) | 2011-10-11 |
| RU2005127031A (en) | 2007-03-10 |
| JP2006061859A (en) | 2006-03-09 |
| KR20060053850A (en) | 2006-05-22 |
| JP4079373B2 (en) | 2008-04-23 |
| RU2375119C2 (en) | 2009-12-10 |
| CN1739858A (en) | 2006-03-01 |
| TW200607568A (en) | 2006-03-01 |
| KR101118333B1 (en) | 2012-03-09 |
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