CN101637675B - Cylindrical backwash purifying device - Google Patents
Cylindrical backwash purifying device Download PDFInfo
- Publication number
- CN101637675B CN101637675B CN2009101686351A CN200910168635A CN101637675B CN 101637675 B CN101637675 B CN 101637675B CN 2009101686351 A CN2009101686351 A CN 2009101686351A CN 200910168635 A CN200910168635 A CN 200910168635A CN 101637675 B CN101637675 B CN 101637675B
- Authority
- CN
- China
- Prior art keywords
- plunger
- purifying device
- hole
- passage
- backwash
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a cylindrical backwash purifying device comprising a body and a plunger which is arranged in the body and can be connected in an axially sliding manner. The body is provided with a feeding passage and a discharge passage which are connected with a through hole. An outer circle at the front part of the plunger is recessed inwards, and together with the inner wall of the through hole, forms an annular empty cavity which is connected with the feeding passage. The plunger is axially provided with an L-shaped hole, which is connected with the discharge passage, in a direction from the front to the back. A recessed peripheral surface of the plunger is radially provided with a filter hole connected with the annular empty cavity and the L-shaped hole. The recessed peripheral surface of the plunger is connected with a detachable filter screen. A separating bar contacted with the inner wall of the through hole is axially arranged on the plunger and in the annular empty cavity. Semicircular grooves are arranged on the outer surface of the plunger and at two sides of the discharge passage. The cylindrical backwash purifying device has the advantages of reasonable design, simple structure, small volume, large effective filter area, good filter effect, no need of halt during cleaning or filter screen replacement, long continuous work time, high work efficiency and high product quality.
Description
Technical field
The present invention relates to a kind of fluid purifying apparatus, be specifically related to a kind of cylindrical backwash purifying device.
Background technology
At present, the single cylindrical formula filter of selling on the market, every profession and trade is used exists that volume is big, filter area is little, the shortcoming that filter efficiency is low, and must shut down when changing filter screen and change, have influence on working continuously of production; Bicylindrical formula filter is compared single cylindrical formula filter and can not changed filter screen under the stopped status, but is provided with the filter screen of one side on the face of cylinder of its inlet side, still exists the defective that effective filtration area is little, filter efficiency is low.In addition, existing column type filter in the course of the work, the materials flow meeting forms dead material somewhere, the material that does not promptly move, these materials can not in time be removed, and have influence on filter effect and product quality.
Summary of the invention
The present invention is in order to solve weak point of the prior art, provides that a kind of volume is little, effective filtration area big, high efficiency, cylindrical backwash purifying device that product quality is more stable.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: cylindrical backwash purifying device, comprise body, laterally be provided with cylindric through hole in the body, be provided with in the through hole with through hole and closely cooperate, the plunger that can be in axial sliding connection, body is provided with feeding-passage and the tapping channel that is connected with through hole, the anterior cylindrical of described plunger caves inward and through-hole wall forms toroidal cavity, toroidal cavity is connected with feeding-passage, plunger offers " L " shape hole that is connected with tapping channel in the axial direction from front to back, offer the filtering holes that connects toroidal cavity and " L " shape hole in the radial direction on the plunger depression periphery, be connected with dismountable filter screen on the plunger depression periphery.
In toroidal cavity, be axially arranged with the parting bead that contacts with through-hole wall on the described plunger, be provided with the semi-round ring shape groove in the tapping channel both sides on the outer plunger surface.
Be axially arranged with piston in " L " shape hole of described plunger front end, piston nose protrudes from plunger, and piston nose is connected with preceding actuating unit, and plunger back-end is connected with the back actuating unit.
Described plunger is connected with rotary drive mechanism.
Be respectively equipped with on the described plunger and draw material passage and exhaust passage, draw the material passage and be positioned at the feeding-passage rear, the exhaust passage is positioned at toroidal cavity the place ahead.
Described this cylindrical backwash purifying device is provided with two at least according to series, parallel or series-parallel mode, and the feeding-passage of each cylindrical backwash purifying device all communicates, and the tapping channel of each cylindrical backwash purifying device all communicates.
The feeding-passage of described series, parallel or series-parallel several cylinders formula backwash purifying device and tapping channel angle are smaller or equal to 180 °.
Adopt said structure, the beneficial effect that reaches is respectively:
1, fluid to be filtered enters toroidal cavity by feeding-passage, enters " L " shape hole by filtering holes under the filtration of filter screen, discharges body through tapping channel at last, finish filtration, so effective filtering surface is an anchor ring, and filtering surface increases, and has improved operating efficiency; In the filter course of work, the materials flow meeting divides the both direction motion from import, the place that two bursts of materials flows are met will form dead material, the materials flow of promptly not moving, dead material can produce aging under conditions such as long high temperature, phenomenons such as rotten blackout, in case flow out, will pollute the material that has filtered, at this moment with regard to rotary plunger, parting bead rotates thereupon, and the material of checkmating sweeps flow filtration, avoid the rotten back of a part of material lagging to flow and have influence on product quality, the semi arch groove be arranged so that plunger when left rotation and right rotation, tapping channel is communicated with " L " shape hole all the time, guarantees the continuity of material filtering.
When 2, needing cleaning or replacing filter screen, back actuating unit is released plunger forward, and preceding actuating unit promotes piston fast and moves backward, and the melt in promotion " L " shape hole makes that to the filter screen back flush filter screen can repeat repeatedly to use.
3, rotary drive mechanism drive plunger carries out left rotation and right rotation, drives parting bead and scrapes the interior dead material of toroidal cavity, and guaranteeing does not have extremely material in the toroidal cavity, and product quality is higher.
4, when more finishing changing filter screen with the plunger return at every turn, air emptying in the toroidal cavity need be full of toroidal cavity by drawing material passage introducing a small amount of fluid to be filtered, when air was discharged from the emptying passage, the toroidal cavity front end entered in the through hole.
5, this cylindrical backwash purifying device is provided with two at least according to series, parallel or series-parallel mode, and the feeding-passage of each cylindrical backwash purifying device all communicates, and the tapping channel of each cylindrical backwash purifying device all communicates.So not only increased filter area, improve filter efficiency, and like this can be at the filter screen that cleans respectively under the situation of continuous operation or change on the plunger, the effect more little when reaching the many more replacings of quantity of cylindrical backwash purifying device combination or cleaning single filter screen to the influence of whole flow.
6, the feeding-passage of series, parallel or series-parallel several cylinders formula backwash purifying device and tapping channel angle are less than 180 °, and a plurality of like this feeding-passages and tapping channel can conveniently be realized being communicated with.
The present invention is reasonable in design, simple in structure, volume is little, effective filtration area is big, good filtration effect, when cleaning or change filter screen, needn't shut down, stream time is long, high efficiency, the product quality height.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the A-A cutaway view in the middle of Fig. 1;
Fig. 3 is the embodiment one of B-B cutaway view in the middle of Fig. 1;
Fig. 4 is the embodiment two of B-B cutaway view in the middle of Fig. 1;
Fig. 5 is the structural representation that connection in series-parallel of the present invention is provided with several;
Fig. 6 is the C-C cutaway view of Fig. 5;
Fig. 7 is that the present invention connects two structural representation is set.
The specific embodiment
As shown in Figure 1 and Figure 2, cylindrical backwash purifying device of the present invention, comprise body 1, the horizontal parallel columned through hole 2 that is provided with in the body 1, be provided with it plunger 4 that closely cooperates, can be in axial sliding connection in the through hole 2, plunger 4 length are greater than the length of through hole 2, and body 1 front and back are respectively equipped with feeding-passage 6 and the tapping channel 8 that is connected with through hole 2.Plunger 4 anterior cylindricals all cave inward and form toroidal cavity 10 with through hole 2 inwalls respectively, toroidal cavity 10 is connected with feeding-passage 6, plunger 4 middle parts offer " L " shape hole 12 that is connected with tapping channel 8 in the axial direction from front to back, be provided with the piston 13 that is slidingly connected with it in toroidal cavity 11 the place aheads in " L " shape hole 12, piston 13 protrudes from plunger 4, piston 13 front ends are connected with preceding actuating unit 5, plunger 4 rear ends are connected with back actuating unit 7, and preceding actuating unit 5 and back actuating unit 7 all adopt hydraulic jack.Offer the filtering holes 14 that connects toroidal cavity 10 and " L " shape hole 12 in the radial direction on the depression periphery of plunger 4, be removably connected with filter screen 15 on the plunger 4 depression peripheries.Be respectively equipped with on the plunger 4 and draw material passage 20 and exhaust passage 21, draw the rear that material passage 20 is positioned at feeding-passage 6, exhaust passage 21 is positioned at the place ahead of toroidal cavity 10.In toroidal cavity 10, be axially arranged with the parting bead 3 that contacts with through hole 2 inwalls on the plunger 4, be provided with semi-round ring shape groove 16 in tapping channel 8 both sides on plunger 4 outer surfaces.Plunger 4 is connected with rotary drive mechanism, and the kind of drive of this rotary drive mechanism and plunger 4 can be gear drive (as shown in Figure 3), gear 40 and plunger 4 engaged transmission; Also can be belt transmission (as shown in Figure 4), belt pulley 41 is by belt 42 plunger 4 that is in transmission connection.
As shown in Figure 5 and Figure 6, this cylindrical backwash purifying device series, parallel or connection in series-parallel are provided with eight, form a combined type backwash cleaning equipment, the charging aperture 30 of this combined type backwash cleaning equipment is told two defeated material passages 31 and defeated material passage 32, and discharging opening 33 is told two discharging channels 34 and discharging channel 35.Wherein four of four cylindrical backwash purifying devices feeding-passages 6 all are connected with defeated material passage 31, four tapping channels 8 all are connected with discharging channel 34, four feeding-passages 6 of other four cylindrical backwash purifying devices all are connected with defeated material passage 32, four tapping channels 8 all are connected with discharging channel 35, and the feeding-passage 6 of each cylindrical backwash purifying device and tapping channel 8 angles are less than 180 °.
As shown in Figure 7, this cylindrical backwash purifying device series, parallel or connection in series-parallel are provided with two, two feeding-passages, 6 common charging aperture 30, the two discharging passages 8 common discharging openings 33 that connect that connect, and feeding-passage 6 and tapping channel 8 angles are less than 180 °.
The flow direction in the middle of Fig. 6, Fig. 7 shown in the arrow for the material filtering purification.
During work, can use single cylindrical backwash purifying device as illustrated in fig. 1 and 2 separately, also can use a plurality of combined type backwash cleaning equipments as shown in Figure 5 and Figure 6.Be that example is narrated the concrete purification filtering course of work with combined type backwash cleaning equipment below, fluid foods to be filtered enters defeated material passage 31 and defeated material passage 32 by charging aperture 30, material enters toroidal cavity 10 by feeding-passage 6, through after the filtration of filter screen 15, enter in " L " shape hole 12 by filtering holes 14, pass through tapping channel 8 more respectively, discharge body 1, finish filtration work by discharging channel 34 and discharging channel 35.When filter screen 15 contamination and plugging, feed pressure raises, when the pressure sensor of feeding-passage 6 import departments provides signal alarm and need clean filter screen, back actuating unit 7 is all released the filter screen on the plunger 4 15 outside the body 1, at this moment preceding actuating unit 5 promotes piston 13 and advances backward, utilize fluid foods back flush filter screen 15, impurity is discharged, then when toroidal cavity 10 has just entered into body 1, utilization is drawn material passage 20 and is drawn in a small amount that materials flow oppositely pushes back piston 13, discharge the air in the toroidal cavity 10 simultaneously, plunger 4 is resetted works at last.When after filter screen cleans for more than 15 time, needing to change, back actuating unit 7 is released plunger 4 outside the body 1, change behind the filter screen 15 plunger 4 toward pulling back, when toroidal cavity 10 just all enters body 1, draw material passage 20 and communicate, introduce a small amount of material flow and be full of toroidal cavity 10 gradually, the air in it is discharged by exhaust passage 21 with feeding-passage 6 imports, again plunger 4 is withdrawn into original position after air has been arranged, enters duty.When changing the filter screen 15 of a cylindrical backwash purifying device, the filter screen 15 of other cylindrical backwash purifying device still can keep this filter turnover materials flow not interrupt in work like this, a plurality of combined type backwash cleaning equipments are set makes the disposable filtering amount be multiplied, and the effective filtration area of filter screen 15 is an anchor ring shape, effective filtration area is big, has improved operating efficiency.When using single cylindrical backwash purifying device to carry out work, need to shut down and clean or change filter screen.
In addition, in this cylindrical backwash purifying device course of work, the materials flow meeting divides the both direction motion from import, and can form dead material in the place that toroidal cavity 10 interior two bursts of materials flows are met, the materials flow of promptly not moving, the aging variation that waits can take place in dead material under conditions such as long high temperature, in case outflow will produce certain influence to product.At this moment, start rotary drive mechanism, plunger 4 rotations drive parting bead left-right rotation 80～90 degree, semi-round ring shape groove 16 guarantees that tapping channel 8 is communicated with " L " shape hole 12 all the time, guarantee the continuity of material filtering, with timely the flowing of the dead material of this part, avoid the long-time stop of dead material, guarantee the effect and the product quality of material filtering.
Certainly, this cylindrical backwash purifying device series, parallel or connection in series-parallel can be provided with a plurality of, and quantity is not limit, and this conversion is also at protection domain of the present invention.
Claims (7)
1. cylindrical backwash purifying device, comprise body, laterally be provided with cylindric through hole in the body, be provided with in the through hole with through hole and closely cooperate, the plunger that can be in axial sliding connection, body is provided with feeding-passage and the tapping channel that is connected with through hole, it is characterized in that: the anterior cylindrical of plunger caves inward and through-hole wall forms toroidal cavity, toroidal cavity is connected with feeding-passage, plunger offers " L " shape hole that is connected with tapping channel in the axial direction from front to back, offer the filtering holes that connects toroidal cavity and " L " shape hole in the radial direction on the plunger depression periphery, be connected with dismountable filter screen on the plunger depression periphery.
2. cylindrical backwash purifying device according to claim 1 is characterized in that: be axially arranged with the parting bead that contacts with through-hole wall on the described plunger in toroidal cavity, be provided with the semi-round ring shape groove in the tapping channel both sides on the outer plunger surface.
3. cylindrical backwash purifying device according to claim 1 and 2, it is characterized in that: be axially arranged with piston in " L " shape hole of described plunger front end, piston nose protrudes from plunger, and piston nose is connected with preceding actuating unit, and plunger back-end is connected with the back actuating unit.
4. cylindrical backwash purifying device according to claim 3 is characterized in that: described plunger is connected with rotary drive mechanism.
5. cylindrical backwash purifying device according to claim 4 is characterized in that: be respectively equipped with on the described plunger and draw material passage and exhaust passage, draw the material passage and be positioned at the feeding-passage rear, the exhaust passage is positioned at toroidal cavity the place ahead.
6. cylindrical backwash purifying device according to claim 5, it is characterized in that: described cylindrical backwash purifying device is provided with two at least according to series, parallel or series-parallel mode, the feeding-passage of each cylindrical backwash purifying device all communicates, and the tapping channel of each cylindrical backwash purifying device all communicates.
7. cylindrical backwash purifying device according to claim 6 is characterized in that: the feeding-passage of described series, parallel or series-parallel several cylinders formula backwash purifying device and tapping channel angle are smaller or equal to 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101686351A CN101637675B (en) | 2008-12-05 | 2009-08-25 | Cylindrical backwash purifying device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820230636.5 | 2008-12-05 | ||
| CN200820230636 | 2008-12-05 | ||
| CN2009101686351A CN101637675B (en) | 2008-12-05 | 2009-08-25 | Cylindrical backwash purifying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101637675A CN101637675A (en) | 2010-02-03 |
| CN101637675B true CN101637675B (en) | 2011-04-06 |
Family
ID=41612974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101686351A Active CN101637675B (en) | 2008-12-05 | 2009-08-25 | Cylindrical backwash purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101637675B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012100641A1 (en) * | 2011-07-29 | 2013-01-31 | Kreyenborg Verwaltungen Und Beteiligungen Gmbh & Co. Kg | Filter apparatus for large surface filtration of e.g. polyamide, has filter insert pushed into opening by displacement of support element, and closure element inserted into housing bore or at opening of bore when lowering support element |
| CN102343658A (en) * | 2011-09-30 | 2012-02-08 | 南京创博机械设备有限公司 | Melt filter for online circulating screen cleaning of recycled plastics, with large filter screen area and implemented without material interruption |
| CN102501334B (en) * | 2011-10-14 | 2014-06-18 | 天津市百利纽泰克电气科技有限公司 | Purification device of resin mixture |
| CN103158241A (en) * | 2011-12-15 | 2013-06-19 | 新疆天业（集团）有限公司 | Rolling draper-type screen exchanger |
| CN109225997B (en) * | 2018-07-26 | 2020-08-11 | 荆门市格林美新材料有限公司 | Anode material washing device |
| CN108905361A (en) * | 2018-07-27 | 2018-11-30 | 芜湖新世纪净化器材有限责任公司 | A kind of filter element of water purifier having descaling function |
| CN111498315A (en) * | 2020-03-12 | 2020-08-07 | 张桂云 | Energy-saving and efficient aquatic product fresh-keeping storage and transportation system and fresh-keeping storage and transportation method thereof |
| CN111729383B (en) * | 2020-06-19 | 2022-04-22 | 西安东方宏业科技股份有限公司 | Water injection automatic filtration backwash device |
| CN114654701A (en) * | 2022-04-01 | 2022-06-24 | 贺瑞峰 | Alternate drip irrigation tape extrusion and filtration system |
| CN114917670B (en) * | 2022-05-25 | 2022-12-06 | 黑龙江中桂制药有限公司 | Filtering refining device for injection production and working method thereof |
| CN115040930B (en) * | 2022-08-17 | 2022-10-28 | 江苏中安建设集团有限公司 | Warm pipeline that leads to filters dirt separator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161455Y (en) * | 1993-07-06 | 1994-04-13 | 王振保 | Cross cylinder type filter for extrusion press |
| EP1030769B1 (en) * | 1997-10-16 | 2003-02-19 | Dynisco Extrusion LLC | Screen changer with controlled gap |
| CN2638967Y (en) * | 2003-09-12 | 2004-09-08 | 云南昆船第一机械有限公司 | Conical surface sealing net filter |
| CN1665666A (en) * | 2002-06-29 | 2005-09-07 | 埃特林格塑料机械有限公司 | Device for continuous filtration of material blends |
| CN201470203U (en) * | 2008-12-05 | 2010-05-19 | 郑州德奥科技有限公司 | Cylindrical backwashing purifier |
-
2009
- 2009-08-25 CN CN2009101686351A patent/CN101637675B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161455Y (en) * | 1993-07-06 | 1994-04-13 | 王振保 | Cross cylinder type filter for extrusion press |
| EP1030769B1 (en) * | 1997-10-16 | 2003-02-19 | Dynisco Extrusion LLC | Screen changer with controlled gap |
| CN1665666A (en) * | 2002-06-29 | 2005-09-07 | 埃特林格塑料机械有限公司 | Device for continuous filtration of material blends |
| CN2638967Y (en) * | 2003-09-12 | 2004-09-08 | 云南昆船第一机械有限公司 | Conical surface sealing net filter |
| CN201470203U (en) * | 2008-12-05 | 2010-05-19 | 郑州德奥科技有限公司 | Cylindrical backwashing purifier |
Non-Patent Citations (1)
| Title |
|---|
| JP平7-1552A 1995.01.06 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101637675A (en) | 2010-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101637675B (en) | Cylindrical backwash purifying device | |
| CN103072251A (en) | Extrusion filter | |
| CN201960726U (en) | Non-stop impurity removing plastic extruding machine | |
| CN109806642B (en) | Asphalt filter capable of cleaning filter residues on line | |
| CN201470203U (en) | Cylindrical backwashing purifier | |
| CN101642642B (en) | Single-board or single-column back flush purifying device | |
| CN212147468U (en) | Double-plunger continuous-strip screen changer | |
| CN102824774A (en) | Flushing-free multistage high efficiency filter | |
| US8585897B2 (en) | Cylindrical back washing purification apparatus | |
| CN203609951U (en) | Rotating disc type filter | |
| CN105563793B (en) | One kind is rotatably without fluctuation net-changing device | |
| CN101642640B (en) | Cylindrical purifier | |
| CN204869592U (en) | Take multi -functional discharge mechanism's metal plastic hydraulic pressure extruder | |
| CN201470204U (en) | Single-plate or single-column type backwashing purifying device | |
| CN205674459U (en) | Twin columns four net backflow back wash net changing device | |
| CN202569734U (en) | Adhesive filter | |
| CN105396353A (en) | High-viscosity material full-automatic backwashing coarse-filtration system | |
| CN211912899U (en) | Hand-operated online filtering device | |
| CN210448226U (en) | Filter press with three-end feeding and grouping filtering functions | |
| CN110523117B (en) | Cross-flow tube type traditional Chinese medicine filter | |
| CN203542896U (en) | Filtering device and a filtering extrusion machine head with filtering device | |
| CN210999893U (en) | Non-silk screen filter | |
| CN112206568A (en) | Preparation method of water-based latex finish paint | |
| CN213321628U (en) | Lateral vacuumizing device | |
| CN101642644A (en) | Built-in backwashing purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |