CN201470203U - Cylindrical backwashing purifier - Google Patents
Cylindrical backwashing purifier Download PDFInfo
- Publication number
- CN201470203U CN201470203U CN2009201622196U CN200920162219U CN201470203U CN 201470203 U CN201470203 U CN 201470203U CN 2009201622196 U CN2009201622196 U CN 2009201622196U CN 200920162219 U CN200920162219 U CN 200920162219U CN 201470203 U CN201470203 U CN 201470203U
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- Prior art keywords
- plunger
- purifying device
- hole
- passage
- backwash
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Abstract
The utility model discloses a cylindrical backwashing purifier, including a main body; a plunger is axially slidably connected in the main body; a charging channel and a discharging channel connected with a through hole are arranged on the main body; an excircle on the front of the plunger is recessed inward and forms an annular cavity with the through hole inner wall; the annular cavity is connected with the charging channel; the plunger is provided with an L-shaped hole connected with the discharging channel from front to back in the axial direction; a filtering hole connecting the annular cavity and the L-shaped hole is arranged on the plunger recessed periphery in the radial direction; the plunger recessed periphery is connected with a detachable filter screen; a division bar contacted with the through hole inner wall is axially arranged in the annular cavity on the plunger; and semicircular grooves are arranged on two sides of the discharging channel on the outer surface of the plunger. The utility model has reasonable design, simple structure, small volume, large effective filtering area, long continuous work time, high operating efficiency and high quality; and it is unnecessary to shut down during cleaning or changing the filter screen.
Description
Technical field
The utility model relates to a kind of fluid purifying apparatus, is 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.
The utility model content
The utility model 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 utility model 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 utility model 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 utility model;
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 the utility model connection in series-parallel is provided with several;
Fig. 6 is the C-C cutaway view of Fig. 5;
Fig. 7 is that the utility model series connection is provided with two structural representation.
The specific embodiment
As shown in Figure 1 and Figure 2, cylindrical backwash purifying device of the present utility model, 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 the utility model protection domain.
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 this 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201622196U CN201470203U (en) | 2008-12-05 | 2009-07-23 | Cylindrical backwashing purifier |
| EP09829967A EP2383099A4 (en) | 2008-12-05 | 2009-08-25 | Cylindrical back washing purification apparatus |
| US13/132,709 US8585897B2 (en) | 2008-12-05 | 2009-08-25 | Cylindrical back washing purification apparatus |
| PCT/CN2009/073475 WO2010063183A1 (en) | 2008-12-05 | 2009-08-25 | Cylindrical back washing purification apparatus |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820230636.5 | 2008-12-05 | ||
| CN2009201622196U CN201470203U (en) | 2008-12-05 | 2009-07-23 | Cylindrical backwashing purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201470203U true CN201470203U (en) | 2010-05-19 |
Family
ID=42406442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201622196U Expired - Lifetime CN201470203U (en) | 2008-12-05 | 2009-07-23 | Cylindrical backwashing purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201470203U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101637675B (en) * | 2008-12-05 | 2011-04-06 | 郑州德奥科技有限公司 | Cylindrical backwash purifying device |
| CN104128034A (en) * | 2014-07-29 | 2014-11-05 | 广东仕诚塑料机械有限公司 | Novel filter screen cleaning structure |
-
2009
- 2009-07-23 CN CN2009201622196U patent/CN201470203U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101637675B (en) * | 2008-12-05 | 2011-04-06 | 郑州德奥科技有限公司 | Cylindrical backwash purifying device |
| CN104128034A (en) * | 2014-07-29 | 2014-11-05 | 广东仕诚塑料机械有限公司 | Novel filter screen cleaning structure |
| CN104128034B (en) * | 2014-07-29 | 2015-10-28 | 广东仕诚塑料机械有限公司 | A kind of Novel filtering net cleaning structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100519 Effective date of abandoning: 20090723 |