CN201384884Y - Rotating pressure leaf filter - Google Patents
Rotating pressure leaf filter Download PDFInfo
- Publication number
- CN201384884Y CN201384884Y CN200920068652U CN200920068652U CN201384884Y CN 201384884 Y CN201384884 Y CN 201384884Y CN 200920068652 U CN200920068652 U CN 200920068652U CN 200920068652 U CN200920068652 U CN 200920068652U CN 201384884 Y CN201384884 Y CN 201384884Y
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- Prior art keywords
- filter
- filter element
- drain pipe
- pressure leaf
- filtration
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Abstract
The utility model relates to a rotating pressure leaf filter which comprises a door cover, a filter cartridge body, a filter element, a discharging and washing device, a pneumatic control rapid door opening device and a rotary filter element positioning device; wherein the discharging and washing device comprises a filter disc discharging rotating motor, a water spray pipe and nozzles, the filter disc discharging rotating motor is connected with a central liquid outlet pipe, the water spray pipe is arranged above the filter element, the nozzles are distributed on the water spray pipe, the pneumatic control rapid door opening device is arranged at the connection between the door cover and the filter cartridge body, and the rotary filter element positioning device is arranged in the filter cartridge body and connected with the central liquid outlet pipe. Compared with the prior art, the rotating pressure leaf filter has the advantages of reasonable structure, safe operation, high working efficiency, high equipment automation degree, small workload on management and maintenance, large processing capacity, safe use and wide range of application.
Description
Technical field
The utility model relates to liquid-solid separation equipment, relates in particular to a kind of revolution pressure leaf filter.
Background technology
The revolution pressure leaf filter is a kind of important solid-liquid separating equipment, this filter adopts pressure filtration, filtered driving force is bigger, be applicable to glutinous and not segregative suspension, also be applicable to suspension solid content less relatively (less than 3%), only need liquid phase and solid phase is discarded or solid phase needs are starched the occasion of processing again.This class filter good seal performance is applicable to the filtration of volatile liquid.
Existing leaf-type filter needs to open filtration barrel body in isolated by filtration operation carries out filter element and cleans, and this just makes in the filter cycle non-working time even greater than filtration time, and complicated operation, has strengthened labour intensity greatly.In addition, center drain pipe one end of the filter leaf of existing pressure leaf filter links to each other with whirligig by behind the hermetically-sealed construction, the other end that rotates in filtration barrel body is fixed and is all adopted centralized positioning basically, three footings are regulated form, after each filter leaf is safeguarded or is changed filter medium, the center drain pipe axle head of rotating vane is fixing in the filtration barrel body also must readjust complex operation, serious waste time.
Summary of the invention
The purpose of this utility model is exactly the revolution pressure leaf filter that a kind of rational in infrastructure, handling safety, high efficiency are provided in order to overcome the defective that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of revolution pressure leaf filter, this filter comprises door closure, filtration barrel body, filter element, described filter element comprises filtering table, filter medium and center drain pipe, described filter element is located in the filtration barrel body, it is characterized in that, also comprise discharging and cleaning device, pneumatic control quick-opening device and filter element rotary positioning apparatus, described discharging and cleaning device comprise filter disc discharging electric rotating machine, sparge pipe and nozzle, described filter disc discharging electric rotating machine is connected with the center drain pipe, described sparge pipe is located at the filter element top, described nozzle is distributed on the sparge pipe, described pneumatic control quick-opening device is located at door closure and filtration barrel body junction, and described filter element rotary positioning apparatus is located in the filtration barrel body and with the center drain pipe and is connected.
Described filtration barrel body is the pressure-vessel of eccentric reducing form.
The center of described filtering table is arranged on the drain pipe of center, and described filter medium is tiled on the filtering table.
Described filtering table is the vane type filtration disk.
Described vane type filtration disk is the two-sided filtration disk of vane type.
Described center drain pipe is as rotating shaft.
Described pneumatic control quick-opening device comprises locking cylinder, locking cylinder pull bar, locking flange, clamp ring, latch segment, pneumatic control valve and self-locking seal circle, described locking cylinder is connected with the locking cylinder pull bar, and described locking cylinder pull bar is connected with clamp ring.
Described pneumatic control valve is a two-position four-way valve.Described two-position four-way valve is a pneumatic control valve, and valve rod is by manually or automatic reverse, and the air inlet of control cylinder or exhaust reach stretching out or the purpose of indentation of cylinder piston rod.
Described filter element rotary positioning apparatus comprises center drain pipe adjusting fixed derrick and movable push bar, and described center drain pipe is regulated fixed derrick and is connected with movable push bar.
Described self-locking seal circle is provided with soft lip limit, the soft lip limit of described sealing ring, and it is along with the increase gradually of operating pressure is tight more with the degree of the applying of flange face, and sealing effectiveness is better.
The utility model is applicable to the solid-liquid two-phase separation requirement in the Chemical Manufacture, be with a wide range of applications, can be applied to the filtration and the purification of various polymer melts in chemical fibre, the thin film industry, the filtration clarification of various corrosive liquids such as oil, chemical field, the clarification and the filtration of various liquid in the industry such as medicine, biology, beverage, the filtration of environmental protection, water, dust, impurity, pollutant and purification etc.
Compared with prior art, the utility model is rational in infrastructure, and handling safety has the following advantages:
Can finish the cleaning and regeneration process of filtration, washing, slag dumping and filter medium in operation cycle of (a 1) equipment, high efficiency;
(2) the cylindrical shell door closure opens or closes conveniently, the automation degree of equipment height, and it is little to administer and maintain workload;
(3) adopt the two-sided filtration disk of vane type, volume of equipment is little, and disposal ability is big;
(4) adopt the totally-enclosed operation format, be specially adapted to filtration poisonous, that be harmful to or have volatile suspended matter, good to the adaptability of material, low to environmental requirement, be applicable under media such as acid, alkali and work.
Description of drawings
Fig. 1 is the utility model revolution pressure leaf filter general structure schematic diagram;
Wherein: the 1-filter residue washes down device, 2-pneumatic control fast-open door panel, 3-filter element rotary positioning apparatus, 4-self-locking seal circle, 5-center drain pipe is regulated fixed derrick, the two-sided filtration disk of 6-vane type, the 7-nozzle, 8-sparge pipe, 9-filtration barrel body, the 10-exhaust outlet, 11-inlet for pressurised gas, 12-slag dumping and filter medium flushing water import 13-center drain pipe, the 14-filtrate (liquid, 15-sludge outlet, 16-filter disc discharging electric rotating machine, 17-raffinate outlet 18-filter frame, the 19-filter medium;
Fig. 2 is a pneumatic control quick-opening device structural representation;
Wherein: the 20-locking cylinder, 21-locking cylinder pull bar, 22-locks flange, 23-clamp ring, 24-latch segment, 25-two-position four-way valve;
Fig. 3 is a filter element rotary positioning apparatus structural representation;
Wherein: 26-movable push bar, 27-fixed pivot, 28-moving fulcrum, 29-adjusting nut, 30-locking nut.
The specific embodiment
The utility model is described in further detail for the contrast drawings and the specific embodiments below.
Embodiment 1
As shown in Figure 1, a kind of revolution pressure leaf filter, this filter comprise that pneumatic control fast-open door panel 2, filtration barrel body 9, filter element, discharging and cleaning device, pneumatic control quick-opening device, filter element rotary positioning apparatus 3, filter residue wash down device 1, exhaust outlet 10, inlet for pressurised gas 11, slag dumping and filter medium flushing water import 12, filtrate (liquid 14, sludge outlet 15, raffinate outlet 17, filter frame 18.
Described pneumatic control fast-open door panel 2 is connected with filtration barrel body 9; Described filtration barrel body 9 is the pressure-vessel of eccentric reducing form; Described filter element is located in the filtration barrel body 9, comprise the two-sided filtration disk 6 of vane type, filter medium 19 and center drain pipe 13, center drain pipe 13 is simultaneously as rotating shaft, the center of the two-sided filtration disk 6 of vane type is arranged on the center drain pipe 13, and filter medium 19 is tiled on the two-sided filtration disk 6 of vane type; Described discharging and cleaning device comprise filter disc discharging electric rotating machine 16, sparge pipe 8 and nozzle 7, filter disc discharging electric rotating machine 16 is connected with center drain pipe 13, sparge pipe 8 is located at the filter element top, nozzle 7 is distributed on the sparge pipe 8, and water under high pressure washes by the surface of 7 pairs of filter elements of nozzle.
As shown in Figure 2, described pneumatic control quick-opening device is located at door closure and filtration barrel body junction, and this device comprises locking cylinder 20, locking cylinder pull bar 21, locking flange 22, clamp ring 23, latch segment 24, pneumatic control valve (two-position four-way valve 25) and self-locking seal circle 4.Pneumatic control valve is a two-position four-way valve 25, compressed gas source is connected with two-position four-way valve 25 total gas source inlets, by the air inlet of two-position four-way valve 25 air inlets to locking cylinder 20, stretching out of the piston rod of locking cylinder 20, compressed gas returns two-position four-way valve 25 through locking cylinder 20 exhaust outlets in locking cylinder 20 cylinder bodies, discharge by total exhaust on the two-position four-way valve 25 and noise reduction mouth again, on the contrary the indentation of person's locking cylinder 20 piston rods.The valve rod of this two-position four-way valve 25 is by manually or automatic reverse, and the air inlet of control cylinder or exhaust reach stretching out or the purpose of indentation of cylinder piston rod; Described self-locking seal circle is provided with soft lip limit, the soft lip limit of described sealing ring, and it is along with the increase gradually of operating pressure is tight more with the degree of the applying of flange face, and sealing effectiveness is better.
In the pneumatic control quick-opening device, locking cylinder 20 is connected with locking cylinder pull bar 21, locking cylinder pull bar 21 is connected with clamp ring 23, commutation and 21 effects of locking cylinder pull bar by two-position four-way valve 25 valve rods drive clamp ring 23 and latch segment 24 positive and negative rotations, and filtration barrel body 9 and pneumatic control fast-open door panel 2 are thrown off and locked.
As Fig. 3, in conjunction with shown in Figure 1, described filter element rotary positioning apparatus 3 is located in the filtration barrel body 9 and with center drain pipe 13 and is connected, this device comprises center drain pipe adjusting fixed derrick 5 and movable push bar 26, also comprises fixed pivot 27, moving fulcrum 28, adjusting nut 29, locking nut 30.
In the filter element rotary positioning apparatus 3, the center drain pipe is regulated fixed derrick 5 and is connected with movable push bar 26, pushes to movable push bar 26 by rotary moveable fulcrum 28, can take off the center drain pipe and regulate fixed derrick 5.Turn down movable push bar 26 by rotary moveable fulcrum 28, the center drain pipe is regulated 5 of fixed derricks and is passed through fixed pivot 27 lockings, adjusting nut 29 is in order to adjust the position of center drain pipe 13, and center drain pipe 13 is locked by locking nut 30 after reaching desired location.
The utility model can be by with the enforcement of getting off:
Open inlet valve, filtrate (liquid valve and air bleeding valve, close slag dumping and filter medium rinse water valve, raffinate and sludge outlet valve, start feed pump and begin charging.Slowly be full of filter cylinder until when air bleeding valve overflows, closing air bleeding valve immediately when filtering suspension, enter the pressure filtration operation.
Regularly note facilities for observation upward pressure table handling pressure in the operation, running check filtrate clarity.When pressure rises and the rate of filtration when obviously slowing down, show that the filter cake on the vane type filtration dish is thicker, must carry out the removal of filter cake and the cleaning of vane type filtration panel surface.
When the removal of revolution pressure leaf filter filter cake and filtering table clean, close the feed pump power supply, close inlet valve and filtrate (liquid valve, start filter disc rotation reductor, open slag dumping and filter medium rinse water valve and raffinate and sludge outlet valve simultaneously, carry out the flushing of deslagging and vane type filtration panel surface.
Slag dumping and vane type filtration panel surface were cleaned after several minutes, closed slag dumping and filter medium rinse water valve and raffinate and sludge outlet valve, closed vane type filtration disc spins motor, entered next cycling.
The filter medium that shows the vane type filtration panel surface when the serious muddiness of filtrate is damaged, the essential replacing.
At first open air bleeding valve, the remaining pressure in the emptying filtration barrel body, this point is quite important, otherwise will influence operating personnel's safety; Closeall then charging and outlet valve, open the Compressed Gas total valve, regulate pressure maintaining valve pressure (0.5～0.6MPa), the manual reverse of direction two-position four-way valve, because cylinder thrust and pulling force effect, clamp ring drives latch segment and rotates about 10 degree, door closure flange and shell flange are thrown off, and open the filtration barrel body door closure, push to movable push bar, take off fixed derrick, unscrew the clamp nut of vane type filtration disk, take out the vane type filtration disk carefully, successively, note not collision, sealing ring on the scrutiny filter medium gland need be changed in case of necessity.
Unscrew anchor ear and filter medium gland bolt on the vane type filtration dish, unload the filter medium on the filtering table, new filter medium is tiled on the filtering table, tighten the filter medium gland bolt behind the sealing ring of installation filter medium, tighten anchor ear on the filtering table at last.
With advancing one by one in the filtration barrel body behind the filtering table alignment filter machine center drain pipe that assembles, tighten the clamp nut of vane type filtration dish at last, refill fixed derrick, lock after turning down movable push bar.The filtration barrel body door closure that closes, the manual reverse of direction two-position four-way valve, because cylinder is spreaded to the pulling force effect, clamp ring drives about 10 degree of latch segment reverse rotation, latch segment is locked door closure flange and shell flange, can enter next cycling.
In sum, adopt the utility model filter, filtering suspension liquid enters filtration barrel body continuously, under the effect of pressure motive force, solid phase particles is trapped within the filter medium surface and forms filter cake, and filtrate enters after gathering and filters the discharge of disc centre pipe by filter cake and filter medium.Whirligig drives the vane type filtration disk and at the uniform velocity rotates, and water under high pressure unloads only by the filter cake that nozzle atomization will cover the filter disc surface, carries out the regeneration of filter medium then.
The utility model adopts pneumatic control fast-open door panel structure, start two-position four-way valve an operation cycle or after operation cycle finishes for several times, can open closed cover easily, observe the regeneration of filter element surface and unload the pie condition, avoid the loaded down with trivial details work of artificial unloading's bolt.
Filter element rotary positioning apparatus of the present utility model mainly is made up of the center drain pipe adjusting fixed derrick and the movable push bar that are arranged in the filtration barrel body.Promote downwards can filter disk by orbiting vane after the movable push bar locking, roll up movable push bar, take out fixed derrick, can take out the vane type filtration dish easily successively, safeguard or change filter medium.Remove during use before using for the first time and must adjust, later at every turn when safeguarding or change filter medium, as long as push to movable push bar, taking out the vane type filtration disk successively gets final product, equally, install also easily, overcome the problems such as complex operation that existing pressure leaf filter exists.
Claims (9)
1. revolution pressure leaf filter, this filter comprises door closure, filtration barrel body, filter element, described filter element comprises filtering table, filter medium and center drain pipe, described filter element is located in the filtration barrel body, it is characterized in that, also comprise discharging and cleaning device, pneumatic control quick-opening device and filter element rotary positioning apparatus, described discharging and cleaning device comprise filter disc discharging electric rotating machine, sparge pipe and nozzle, described filter disc discharging electric rotating machine is connected with the center drain pipe, described sparge pipe is located at the filter element top, described nozzle is distributed on the sparge pipe, described pneumatic control quick-opening device is located at door closure and filtration barrel body junction, and described filter element rotary positioning apparatus is located in the filtration barrel body and with the center drain pipe and is connected.
2. a kind of revolution pressure leaf filter according to claim 1 is characterized in that described filtration barrel body is the pressure-vessel of eccentric reducing form.
3. a kind of revolution pressure leaf filter according to claim 1 is characterized in that the center of described filtering table is arranged on the drain pipe of center, and described filter medium is tiled on the filtering table.
4. according to claim 1 or 3 described a kind of revolution pressure leaf filters, it is characterized in that described filtering table is the vane type filtration disk.
5. a kind of revolution pressure leaf filter according to claim 4 is characterized in that, described vane type filtration disk is the two-sided filtration disk of vane type.
6. according to claim 1 or 3 described a kind of revolution pressure leaf filters, it is characterized in that described center drain pipe is as rotating shaft.
7. a kind of revolution pressure leaf filter according to claim 1, it is characterized in that, described pneumatic control quick-opening device comprises locking cylinder, locking cylinder pull bar, locking flange, clamp ring, latch segment, pneumatic control valve and self-locking seal circle, described locking cylinder is connected with the locking cylinder pull bar, and described locking cylinder pull bar is connected with clamp ring.
8. a kind of revolution pressure leaf filter according to claim 7 is characterized in that described pneumatic control valve is a two-position four-way valve.
9. a kind of revolution pressure leaf filter according to claim 1, it is characterized in that, described filter element rotary positioning apparatus comprises center drain pipe adjusting fixed derrick and movable push bar, and described center drain pipe is regulated fixed derrick and is connected with movable push bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920068652U CN201384884Y (en) | 2009-03-10 | 2009-03-10 | Rotating pressure leaf filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920068652U CN201384884Y (en) | 2009-03-10 | 2009-03-10 | Rotating pressure leaf filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201384884Y true CN201384884Y (en) | 2010-01-20 |
Family
ID=41577405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920068652U Expired - Lifetime CN201384884Y (en) | 2009-03-10 | 2009-03-10 | Rotating pressure leaf filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201384884Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974156A (en) * | 2011-09-02 | 2013-03-20 | 美卓造纸机械公司 | Disc filter |
| CN103201005A (en) * | 2010-10-21 | 2013-07-10 | 威立雅水处理技术支持公司 | Device including a compact spray nozzle for cleaning a filter cloth in a disc filter |
-
2009
- 2009-03-10 CN CN200920068652U patent/CN201384884Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201005A (en) * | 2010-10-21 | 2013-07-10 | 威立雅水处理技术支持公司 | Device including a compact spray nozzle for cleaning a filter cloth in a disc filter |
| CN103201005B (en) * | 2010-10-21 | 2016-05-11 | 威立雅水处理技术支持公司 | For cleaning the device that comprises compact spray nozzle at the filter cloth of disc filter |
| CN102974156A (en) * | 2011-09-02 | 2013-03-20 | 美卓造纸机械公司 | Disc filter |
| CN102974156B (en) * | 2011-09-02 | 2014-12-31 | 维美德技术有限公司 | Disc filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100120 |
|
| CX01 | Expiry of patent term |