CN205435120U - A helixseal continuous material discharge filter for supercritical water processing technology - Google Patents
A helixseal continuous material discharge filter for supercritical water processing technology Download PDFInfo
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- CN205435120U CN205435120U CN201620184496.7U CN201620184496U CN205435120U CN 205435120 U CN205435120 U CN 205435120U CN 201620184496 U CN201620184496 U CN 201620184496U CN 205435120 U CN205435120 U CN 205435120U
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- filtering residue
- helixseal
- supercritical water
- helical blade
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Abstract
The utility model discloses a helixseal continuous material discharge filter for supercritical water processing technology, including the filter cavity and setting up the motor at filter cavity top, be equipped with the feed inlet on filter cavity wall, at the inside filter screen that is equipped with of filter cavity, the filter screen outside is equipped with the purified liquor outlet, is equipped with vertical row and expects the pipe bottom the filter cavity, axis location is equipped with the actuating lever by motor drive rotating in the filter cavity, is equipped with a plurality of electronic brushes of scraping on the actuating lever, still is equipped with two -stage helical blade bottom the actuating lever. Expect the pipe owing to be equipped with vertical row bottom the filter cavity for arrange row that the filter residue in the material pipe arranged than the level expect in the pipe the filter residue because the reason of gravity and pressure discharge more easily, being equipped with two -stage helical blade bottom the actuating lever, can preventing owing to the extrusion reunion phenomenon that the filter residue caused too much, the helical blade who seal through taking simultaneously, the promotion filter residue acts on promotes the filter residue discharge.
Description
Technical field
This utility model belongs to filtration and separation techniques field, is specifically related to a kind of helixseal continuous pulp discharge filter for supercritical water treatment technique.
Background technology
Continuous filter is applied quite varied in Chemical Manufacture at present, has simple in construction, filtering accuracy height, can automatically clean the plurality of advantages such as filter screen and PLC Based Intelligent Control discharge.Owing to electromagnetic valve is quick on the draw, uses safety, price relatively low, so the discharge device of the continuous filter of routine is all to use electromagnetic valve to switch as drainage line, and reliability that electromagnetic valve is in vertical drainage conduit is very poor, service life is the most limited, and therefore the drainage conduit of conventional continuous filter is all horizontally mounted.The normal discharging process of continuous filter is: entered inside drainage screen by filtrate by inlet, within pass outwardly drainage screen, clear liquid after filter enters subsequent technique by purified liquor outlet, filtering residue is accumulated in filter screen inwall due to the interception function of drainage screen, when filter screen inwall runs up to a certain amount of filtering residue when, monitoring system monitoring arrives cleaning pressure reduction to pressure reduction or sets the time according to user and judge that scavenging period arrives, then PLC sends the instruction electronic wiper of startup, electronic wiper starts to rotate, clean filter screen inwall filtering residue, filtering residue runs up to discharge electromagnetic valve import due to gravitational settling effect, simultaneously, PLC sends instruction to electromagnetic valve, open electromagnetic valve, the pressure reduction utilizing the pressure in filter and electromagnetic valve outlet carries out discharge.But, the highest containing doses for waste liquid or the mud of supercritical water treatment technique, the highest containing doses after treatment, if now filter screen inwall can accumulate a lot of filtering residue at short notice, the filtering residue washed down by electronic wiper can be piled up with discharge electromagnetic valve entrance point in drainage conduit, form comparatively dense filter cake layer, possible reunion in bulk, even if at this time opening discharge electromagnetic valve switch, it also is difficult to realize smooth and easy discharge by the pressure reduction inside and outside filter, filtering residue in filter then can be cumulative, affect the normal operation of filter, now have to manually dredge drainage line, secondary discharge, this way wastes time and energy, extremely inefficient.Additionally, i.e. enable smooth discharge, this dependence pressure reduction or time automatically control the batch (-type) marker method of discharge a maximum shortcoming: during discharge, filter inside cavity has pressure oscillation, and then affects filter inlet pipeline pressure, causes the pressure oscillation of whole system.Because the cavity of filter is by drainage conduit, discharge electromagnetic valve and atmosphere during discharge, carrying out along with discharging process, the chamber pressure of filter can be gradually reduced, when discharging process terminates, discharge closed electromagnetic valve, the chamber pressure of filter can be gradually increasing again, and blow-off valve constantly opens and closes like this, pressure can not keep stable always, will necessarily affect security of system.
Utility model content
For the defect overcoming above-mentioned prior art to exist, the purpose of this utility model is to provide a kind of helixseal continuous pulp discharge filter for supercritical water treatment technique, this filtration device structure is reasonable in design, easily operation, it is capable of continuously without blocking discharge, and during discharge, filter cavity internal pressure is stable.
This utility model is to be achieved through the following technical solutions:
A kind of helixseal continuous pulp discharge filter for supercritical water treatment technique, including filter cavity and the motor that is arranged on filter cavity top, it is provided with charging aperture in filter chamber body wall upper end, it is provided with drainage screen in filter inside cavity, it is provided with purified liquor outlet outside drainage screen, is provided with vertical drainage conduit at filter cavity bottom；Position, filter cavity axis is provided with the drive rod being rotated by motor, and drive rod is provided with some electronic wipers, is additionally provided with two-stage screw blade bottom drive rod.
Described two-stage screw blade includes the stirring vane for stirring filtering residue and the most successively for sealing and promote the helical blade of filtering residue.
Stirring vane for stirring filtering residue is arranged in the conical cavity of filter cavity bottom；For sealing and promoting the helical blade of filtering residue to be arranged in vertical drainage conduit.
It is 0.15～1mm for sealing and promoting the helical blade of filtering residue apart from the distance of vertical drainage conduit inwall.
For stirring the diameter of the stirring vane of filtering residue more than the diameter of helical blade for sealing and promote filtering residue.
It it is 2～8 for stirring the quantity of the stirring vane of filtering residue.
It it is 2～10 for sealing and promoting the quantity of helical blade of filtering residue.
Discharge gate is had at vertical drainage conduit bottom welding.
Compared with prior art, this utility model has a following useful technique effect:
The utility model discloses a kind of helixseal continuous pulp discharge filter for supercritical water treatment technique, the vertical drainage conduit of vertical direction is arranged in the bottom of filter chamber, make the filtering residue in drainage conduit than the filtering residue in horizontally disposed drainage conduit because the reason of gravity and pressure is more prone to discharge, efficiently solve the susceptible to plugging problem of continuous filter discharge filtering height containing feed liquid body.Simultaneously, two-stage screw blade it is additionally provided with bottom drive rod, being to stir and seal, promote filter cake layer, two-stage screw blade serves corresponding effect at the diverse location that discharge falls, it is ensured that material can stable filter chamber internal pressure while effectively discharging.The helixseal continuous pulp discharge filter of this utility model design eliminates the setting of discharge electromagnetic valve, it is possible to ensure discharge more smoothly, and pressure stability, security of system.Therefore, helixseal continuous pulp discharge filter of the present utility model can be widely applied for waste liquid or the Treatment of Sludge of supercritical water treatment technique.
Further, two-stage screw blade includes the stirring vane for stirring filtering residue and the most successively for sealing and promote the helical blade of filtering residue, to prevent from being difficult to, due to the building up the reunion in bulk that causes of extruding of filter cake layer, the problem moved down for stirring the stirring vane of filtering residue, seal and promote the helical blade of filtering residue be in order to by filtering residue is sealed realize discharging process time filter chamber body in pressure stability and promote filtering residue discharge.
Accompanying drawing explanation
Fig. 1 is the structural representation of the helixseal continuous pulp discharge filter for supercritical water treatment technique of the present utility model.
Wherein, 1. motor；2. inlet；3. drainage screen；The most electronic wiper；5. purified liquor outlet；6. for stirring the stirring vane of filtering residue；7. for sealing and promote the helical blade of filtering residue；8. vertical drainage conduit；9. discharge gate.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in further detail, described in be to explanation of the present utility model rather than restriction.
See Fig. 1, a kind of helixseal continuous pulp discharge filter for supercritical water treatment technique of the present utility model, including filter chamber and the motor 1 that is arranged on filter cavity top, it is provided with charging aperture 2 in filter chamber body wall upper end, it is provided with drainage screen 3 in filter inside cavity, purified liquor outlet 5 it is provided with outside drainage screen 3, filter cavity is cylinder type, drainage screen is also round cartridge type, it is purified liquor outlet in the outside of cylinder type filter screen, it is after filtrate is by filter screen filtration, solid in filtrate is trapped in filter screen inwall by filter screen, clear liquid after filtration is discharged by purified liquor outlet；It is provided with vertical drainage conduit 8 at filter cavity bottom；Position, filter cavity axis is provided with the drive rod being rotated by motor 1, and drive rod is provided with some electronic wipers 4, is additionally provided with two-stage screw blade bottom drive rod.
Described two-stage screw blade includes the stirring vane 6 for stirring filtering residue and the most successively for sealing and promote the helical blade 7 of filtering residue.Stirring vane 6 for stirring filtering residue is arranged in the conical cavity of filter cavity bottom；For sealing and promoting the helical blade 7 of filtering residue to be arranged in vertical drainage conduit 8, there is discharge gate 9 at vertical drainage conduit 8 bottom welding.
Embodiment 1
The present embodiment is for the helixseal continuous pulp discharge filter of supercritical water treatment technique, and including conventional continuous filter, motor 1 drive rod driven is arranged on filter chamber central, and drive rod is provided with electronic wiper 4.It is provided with vertical drainage conduit 8 at filter cavity bottom, the drive rod lower end with electronic wiper 4 is driven to be sequentially arranged with 2 from top to bottom for stirring the stirring vane 6 of filtering residue and 4 for sealing and promote the helical blade 7 of filtering residue by motor 1, for stirring the blade diameter of the stirring vane 6 of filtering residue ratio for sealing and promoting the blade diameter of helical blade 7 of filtering residue bigger, it is 0.15～1mm for sealing and promoting the blade edge of helical blade 7 of filtering residue with vertical drainage conduit inwall spacing.Discharge gate 9 is had at vertical drainage conduit 8 bottom welding.Filtering and in discharging process, inlet pressure maintains 0.4MPa, and filter interior chamber pressure remains at about 0.2MPa, and undulating value is less than 5%.
Embodiment 2
The present embodiment is for the helixseal continuous pulp discharge filter of supercritical water treatment technique, and including conventional continuous filter, motor 1 drive rod driven is arranged on filter chamber central, and drive rod is provided with electronic wiper 4.It is provided with vertical drainage conduit 8 at filter cavity bottom, the drive rod lower end with electronic wiper 4 is driven to be sequentially arranged with 4 from top to bottom for stirring the stirring vane 6 of filtering residue and 4 for sealing and promote the helical blade 7 of filtering residue by motor 1, for stirring the blade diameter of the stirring vane 6 of filtering residue ratio for sealing and promoting the blade diameter of helical blade 7 of filtering residue bigger, it is 0.15～1mm for sealing and promoting the blade edge of helical blade 7 of filtering residue with vertical drainage conduit inwall spacing.Discharge gate 9 is had at vertical drainage conduit 8 bottom welding.Filtering and in discharging process, inlet pressure maintains 0.4MPa, and filter interior chamber pressure remains at about 0.2MPa, and undulating value is less than 5%.
Embodiment 3
The present embodiment is for the helixseal continuous pulp discharge filter of supercritical water treatment technique, and including conventional continuous filter, motor 1 drive rod driven is arranged on filter chamber central, and drive rod is provided with electronic wiper 4.It is provided with vertical drainage conduit 8 at filter cavity bottom, the drive rod lower end with electronic wiper 4 is driven to be sequentially arranged with 4 from top to bottom for stirring the stirring vane 6 of filtering residue and 6 for sealing and promote the helical blade 7 of filtering residue by motor 1, for stirring the blade diameter of the stirring vane 6 of filtering residue ratio for sealing and promoting the blade diameter of helical blade 7 of filtering residue bigger, it is 0.15～1mm for sealing and promoting the blade edge of helical blade 7 of filtering residue with vertical drainage conduit inwall spacing.Discharge gate 9 is had at vertical drainage conduit 8 bottom welding.Filtering and in discharging process, inlet pressure maintains 0.4MPa, and filter interior chamber pressure remains at about 0.2MPa, and undulating value is less than 5%.
Owing to vertically placed vertical drainage conduit 8 under the discharge gate of continuous filter so that the filtering residue in drainage conduit is more prone to discharge because of the reason of gravity and pressure than the filtering residue in horizontally disposed drainage conduit；By the drive rod lower end being provided with electronic wiper 4 of driven by motor equipped with for stirring the stirring vane 6 of filtering residue and for sealing and promote the helical blade 7 of filtering residue, it is possible to prevent the extruding agglomeration caused too much due to filtering residue, simultaneously by playing sealing, promoting the helical blade of filtering residue effect to promote filtering residue to discharge.
More than it is described in detail by three embodiments, but described content has been only preferred embodiment of the present utility model, it is impossible to be considered for limiting practical range of the present utility model.All impartial changes made according to this utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (8)
1. the helixseal continuous pulp discharge filter for supercritical water treatment technique, it is characterized in that, including filter cavity and the motor (1) that is arranged on filter cavity top, it is provided with charging aperture (2) in filter chamber body wall upper end, it is provided with drainage screen (3) in filter inside cavity, drainage screen (3) outside is provided with purified liquor outlet (5), is provided with vertical drainage conduit (8) at filter cavity bottom；Position, filter cavity axis is provided with the drive rod being rotated by motor (1), and drive rod is provided with some electronic wipers (4), is additionally provided with two-stage screw blade bottom drive rod.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 1, it is characterized in that, described two-stage screw blade includes the stirring vane (6) for stirring filtering residue and the most successively for sealing and promote the helical blade (7) of filtering residue.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 1, it is characterised in that be arranged in the conical cavity of filter cavity bottom for stirring the stirring vane (6) of filtering residue；Helical blade (7) for sealing and promote filtering residue is arranged in vertical drainage conduit (8).
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 3, it is characterised in that the helical blade (7) being used for sealing and promoting filtering residue is 0.15～1mm apart from the distance of vertical drainage conduit inwall.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 2, it is characterized in that, for stirring the diameter diameter more than the helical blade (7) for sealing and promote filtering residue of the stirring vane (6) of filtering residue.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 2, it is characterised in that the quantity of the stirring vane (6) for stirring filtering residue is 2～8.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 2, it is characterised in that the quantity being used for sealing and promoting the helical blade (7) of filtering residue is 2～10.
Helixseal continuous pulp discharge filter for supercritical water treatment technique the most according to claim 1, it is characterised in that have discharge gate (9) at vertical drainage conduit (8) bottom welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620184496.7U CN205435120U (en) | 2016-03-10 | 2016-03-10 | A helixseal continuous material discharge filter for supercritical water processing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620184496.7U CN205435120U (en) | 2016-03-10 | 2016-03-10 | A helixseal continuous material discharge filter for supercritical water processing technology |
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| CN205435120U true CN205435120U (en) | 2016-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664556A (en) * | 2016-03-10 | 2016-06-15 | 西安交通大学 | Spiral sealing continuous discharging filter for supercritical water treatment technology |
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2016
- 2016-03-10 CN CN201620184496.7U patent/CN205435120U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664556A (en) * | 2016-03-10 | 2016-06-15 | 西安交通大学 | Spiral sealing continuous discharging filter for supercritical water treatment technology |
| CN105664556B (en) * | 2016-03-10 | 2018-06-26 | 西安交通大学 | A kind of helixseal continuous pulp discharge filter for supercritical water treatment technique |
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