CN2592366Y - Non-stop filter net changing apparatus for four-channel columntype extruder - Google Patents
Non-stop filter net changing apparatus for four-channel columntype extruder Download PDFInfo
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- CN2592366Y CN2592366Y CN 03235169 CN03235169U CN2592366Y CN 2592366 Y CN2592366 Y CN 2592366Y CN 03235169 CN03235169 CN 03235169 CN 03235169 U CN03235169 U CN 03235169U CN 2592366 Y CN2592366 Y CN 2592366Y
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Abstract
The utility model relates to a non-stop filter net changing device for a four-channel column type extruder, which comprises a device body 1, the internal parts of hollow through holes 11 of which are inserted with filter net carriers 2, and the utility model also comprises a feed port 3 and a discharge port 17 which are processed on the device body. The feed port is respectively communicated with net chambers 5 on the filter net carriers through branching flow channels; the net chambers are communicated with the discharge port 17 through main flow channels which are arranged at the bottom of the net chamber and branching flow channels 10, 12 which are processed on the hollow through holes 11 of the device body; the device body 1 is processed with two hollow through holes 11 which are internally inserted with the filter net carriers 2 side by side; the feed port 3 is respectively communicated with four net chambers 5 which are arranged on the filter net carriers 2 through four oblique branching flow channels 4; main flow channels 9 which are respectively arranged at the bottom of each net chamber are communicated with the discharge port 17 through the horizontal branching flow channel 12 which is arranged on the hollow through holes 11 and the oblique branching flow channel 10; the internal chambers of the net chambers 4 are respectively provided with a reverse washing plate of a hollow structure 6, a filter net 7, and a perforated plate 8 from top to bottom.
Description
(1) technical field
The utility model relates to the extruder that is used for the plastic processing industry, relates to a kind of four-way pillar extruder specifically and does not shut down net exchanging device.
(2) background technology
Extruder is the modal a kind of plastic products process equipment of plastic processing industry, as extrudes all too busy to get away extruder of processing of hundreds of plastic products such as wire drawing, extrusion-blown modling, extrusion foaming.Because contain impurity in the plastic raw materials, particularly its impurity content is higher in the reclaimed materials, so the extruder front portion is provided with the device that is used for impurity screening more.Therefore, how to change screen pack in the device for filtering impurities better, improve the quality and the output of product, be one of problem of already studying of plastic processing for a long time always.
Chinese patent ZL97241540.8 discloses a kind of extruder by the applicant invention and has not shut down net exchanging device.Though this device can have been realized can changing the filter screen function rapidly under non-stop-machine situation, and can not produce aging, the decomposing phenomenon of the interior delay raw material of filter screen, the continuity of product quality and production is improved.But also exist following weak point: a, because it is two solarium's structures, and must the general wherein withdraw from a solarium during draping, this just makes the throughput of raw material fall sharply to 50%, directly has influence on the further raising of production efficiency; B, because the design of its chute is unreasonable, cause the residual dirty material in its chute very easily to dissolve in the sprue, directly have influence on the quality of product; C, owing to lack rational air discharge duct, also directly have influence on the effect of not shutting down draping.
(3) summary of the invention
The purpose of this utility model provides the more scientific and reasonable four-way pillar extruder of a kind of structure not shut down net exchanging device with regard to being to overcome above-mentioned weak point of the prior art.
The purpose of this utility model can realize by following measure:
Four-way pillar extruder of the present utility model is not shut down net exchanging device, it comprises device body, be inserted into the filter screen carrier in the axial hollow via-hole that processes on the device body, and process on device body and charging aperture that is connected with hollow via-hole and discharging opening; Described charging aperture is connected with the solarium that processes on the filter screen carrier respectively by runner, and the solarium that filter screen is installed in its inner chamber is connected with discharging opening by sprue and the runner of processing on the device body hollow via-hole that is arranged on the bottom, solarium; Be processed with two hollow via-holes that are fitted with the filter screen carrier in it on the described device body side by side, the charging aperture that is positioned at the device body center position by four oblique runners respectively be arranged on two filter screen carriers on four solariums be connected, the sprue that is separately positioned on each bottom, solarium is connected with discharging opening by the horizontal runner and the oblique runner of processing on the device body hollow via-hole; Backwash plate, filter screen and the porous plate of engraved structure from top to bottom are installed in described solarium inner chamber successively.
The utility model the horizontal runner two ends of the processing that is connected with discharging opening on the device body hollow via-hole respectively be processed with one be connected with atmosphere and device body hollow via-hole its in three airways of needle-valve are installed; In addition, the utility model respectively is processed with a lubricated annular groove at the two ends of device body hollow via-hole inwall, and this annular groove is connected with the external world by the inclined type sewage draining exit of processing on the device body end face.
Because the frame mode that the utility model has adopted four solariums to work simultaneously; filter area when this has just increased work effectively; even if carrying out draping or washing in the course of work of net also can to keep three solariums to work simultaneously all the time; can accomplish to keep the plastic melt flow not reduce or a little reduction substantially by suitable rising extrusion pressure, draping, quantity-produced purpose not be shut down in real realization.
In addition, the setting of backwash plate can realize accumulating in the purpose that the impurity in the solarium is discharged smoothly in the utility model.Promptly gather when acquiring a certain degree when the impurity in the solarium, mobile filter screen carrier will clean or the side solarium of impurities removal moves to and washes the net position, impurity can be discharged smoothly by sewage draining exit by metering pin valve control exhaust velocity.
Moreover, because of the utility model is connected the mode of sewage draining exit with tilting (miter angle) with the lubricated annular groove in the two ends that are arranged on device body hollow via-hole inwall, this just not only can make the blowdown process become more smooth and easy, it is better to wash the net effect, also a spot of plastics liquation can be retained in the lubricated annular groove as the lubricant utilization, can play the effect in extension fixture life-span.In addition since the utility model change and will lubricate annular groove in the prior art and be opened in way on the filter screen carrier, and will lubricate the two ends that annular groove is opened in device body hollow via-hole inwall, make that being retained in the interior a spot of plastics liquation of lubricated annular groove can not enter sprue with moving of filter screen carrier, thereby also dissolve into the weak point that directly has influence on product quality in the sprue because of the residual dirty material in its lubrication groove in the prior art with regard to having avoided.
(4) description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 1.
Fig. 4 is the B-B cutaway view of Fig. 1.
Fig. 5 is the draping location state diagram.
Fig. 6 oppositely washes net or draping final vacuum location state diagram.
Fig. 7 is the upward view of Fig. 1.
(5) specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
Shown in Fig. 1,2,3,4,7, four-way pillar extruder of the present utility model is not shut down net exchanging device and is comprised device body (1), be inserted into the filter screen carrier (2) in the axial hollow via-hole (11) that processes on the device body, and process on device body and charging aperture (3) that is connected with hollow via-hole (11) and discharging opening (17); Described charging aperture (3) is connected with the solarium (5) that processes on the filter screen carrier (2) respectively by runner (4), and the solarium (5) that filter screen (7) are installed in its inner chamber is connected with discharging opening (17) by sprue (9) that is arranged on the bottom, solarium and runner (10) and (12) that process on device body hollow via-hole (11); Be processed with two hollow via-holes (11) that are fitted with filter screen carrier (2) in it on the wherein said device body (1) side by side, the charging aperture (3) that is positioned at the device body center position by four oblique runners (4) respectively be arranged on two filter screen carriers (2) on four solariums (5) be connected, the sprue (9) that is separately positioned on each bottom, solarium is connected with discharging opening (17) by horizontal runner (12) and the oblique runner of processing on device body (1) hollow via-hole (11) (10); From top to bottom once mounting has backwash plate (6), filter screen (7) and the porous plate (8) of engraved structure in the inner chamber of described solarium (4); Horizontal runner (10) two ends of the processing that is connected with discharging opening (17) on device body hollow via-hole (11) respectively be processed with one be connected with atmosphere and device body hollow via-hole (11) its in three airways (13) of needle-valve (14) are installed; Respectively be processed with a lubricated annular groove (15) at the two ends of device body hollow via-hole (11) inwall, this annular groove (15) is by processing being connected with the external world with miter angle inclined type sewage draining exit (16) on device body (1) end face.
Operation principle of the present utility model is as follows:
When device of the present utility model is in normal operating conditions (shown in Fig. 1,4), the plastics liquation enters four solariums (5) via charging aperture (3) respectively by four tilting runners (4), after backwash plate (6), filter screen (7) and porous plate (8) filter, discharge by sprue (9), horizontal runner (12), oblique runner (10), the discharging opening (17) of processing on device body (1) hollow via-hole (11) of bottom, solarium; And be used to control the needle-valve of washing net or exhaust place in the closed position.When needs are washed net, by mobile filter screen carrier (2), make in the solarium in four solariums and be in position shown in Figure 6, open this moment needle-valve (14) make after the filtration a small amount of plastics liquation oppositely by porous plate (8), filter screen (7), backwash plate (6) via discharging with miter angle inclined type sewage draining exit (16), because of the plastics liquation is a highly pressurised liquid, be easy to during reverse flow the impurity that accumulates on the filter screen is taken away, thereby reach the purpose of washing net.The big I of washing the required melt flow of net realizes by metering pin valve.In addition, when a small amount of plastics liquation is oppositely discharged via sewage draining exit (16), the plastics liquation of minute quantity is retained in the lubricated annular groove (15), under hot conditions, becomes the lubricant between device body (1) and the filter screen carrier (2) with good lubrication effect.Can come back to duty by travelling backwards filter screen carrier (2) to position shown in Figure 4 after washing net and finishing.Can finish cleaning one by one by above operation sequence to all the other solariums.
Need more renew when net when washing Wondertek to certain number of times,, make in the solarium in four solariums to be in position shown in Figure 5, the replacing that can newly net by mobile filter screen carrier (2).After draping finishes, travelling backwards filter screen carrier (2) is to position shown in Figure 6, opening needle-valve (14) instead flows a small amount of plastics liquation after the filtration, with the air in the porous plate (8), filter screen (7), backwash plate (6) via discharging with miter angle inclined type sewage draining exit (16), close needle-valve then, travelling backwards filter screen carrier (2) to position shown in Figure 4 can come back to duty.Plastics liquation time of staying outside device body (1) in during draping because the solarium is very short, and its temperature can not reduce more can cause heat ageing, also just can not have influence on the continuity of production.Can finish draping work one by one by above operation sequence to all the other solariums.
Though from above-mentioned wash net, draping, exhaust process can find out by the draping chamber during moving still under dead state, another solarium on the same filter screen carrier is in running order all the time with two solariums on another filter screen carrier.That is to say that under normal operation three cooperative solariums are enough to satisfy the needs that the plastics liquation passes through, also just the ordinary production because of appearance is detained, plastics liquation aging and thermal degradation has influence on product can not take place certainly.
Claims (3)
1, a kind of four-way pillar extruder is not shut down net exchanging device, it comprises device body (1), be inserted into the filter screen carrier (2) in the axial hollow via-hole (11) that processes on the device body, and process on device body and charging aperture (3) that is connected with hollow via-hole (11) and discharging opening (17); Described charging aperture (3) is connected with the solarium (5) that processes on the filter screen carrier (2) respectively by runner (4), the solarium (5) that filter screen (7) are installed in its inner chamber is connected with discharging opening (17) by sprue (9) and runner (10) and (12) of processing on device body hollow via-hole (11) that are arranged on the bottom, solarium, it is characterized in that: be processed with two hollow via-holes (11) that are fitted with filter screen carrier (2) in it on the described device body (1) side by side, the charging aperture (3) that is positioned at the device body center position by four oblique runners (4) respectively be arranged on two filter screen carriers (2) on four solariums (5) be connected, the sprue (9) that is separately positioned on each bottom, solarium is connected with discharging opening (17) by horizontal runner (12) and the oblique runner of processing on device body (1) hollow via-hole (11) (10); From top to bottom once mounting has backwash plate (6), filter screen (7) and the porous plate (8) of engraved structure in the inner chamber of described solarium (4).
2, four-way pillar extruder according to claim 1 is not shut down net exchanging device, it is characterized in that: horizontal runner (10) two ends of the processing that is connected with discharging opening (17) on device body hollow via-hole (11) respectively be processed with one be connected with atmosphere and device body hollow via-hole (11) its in three airways (13) of needle-valve (14) are installed.
3, four-way pillar extruder according to claim 1 is not shut down net exchanging device; it is characterized in that: respectively be processed with a lubricated annular groove (15) at the two ends of device body hollow via-hole (11) inwall, this annular groove (15) is connected with the external world by the inclined type sewage draining exit (16) of processing on device body (1) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03235169 CN2592366Y (en) | 2003-01-07 | 2003-01-07 | Non-stop filter net changing apparatus for four-channel columntype extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03235169 CN2592366Y (en) | 2003-01-07 | 2003-01-07 | Non-stop filter net changing apparatus for four-channel columntype extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2592366Y true CN2592366Y (en) | 2003-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03235169 Expired - Fee Related CN2592366Y (en) | 2003-01-07 | 2003-01-07 | Non-stop filter net changing apparatus for four-channel columntype extruder |
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| Country | Link |
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| CN (1) | CN2592366Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100528534C (en) * | 2005-08-02 | 2009-08-19 | 梁斌 | Column type back wash net changing device |
| CN102241125A (en) * | 2011-06-30 | 2011-11-16 | 常州市创信知识产权代理有限公司 | Nonstop long-acting filter for extruder |
| CN102320121A (en) * | 2011-06-30 | 2012-01-18 | 常州市创信知识产权代理有限公司 | Nonstop self-cleaning long-acting filter for extruding machine |
| CN103121283A (en) * | 2013-03-13 | 2013-05-29 | 广东达诚机械有限公司 | Hydraulic pressure double column exhaust net changing device |
| CN107520555A (en) * | 2017-08-22 | 2017-12-29 | 新乡市新垣防腐保温制品有限公司 | A kind of purifying apparatus of smoke and fume |
| CN107321084B (en) * | 2017-08-22 | 2018-04-10 | 新乡市新垣防腐保温制品有限公司 | A kind of Smoke processor |
-
2003
- 2003-01-07 CN CN 03235169 patent/CN2592366Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100528534C (en) * | 2005-08-02 | 2009-08-19 | 梁斌 | Column type back wash net changing device |
| CN102241125A (en) * | 2011-06-30 | 2011-11-16 | 常州市创信知识产权代理有限公司 | Nonstop long-acting filter for extruder |
| CN102320121A (en) * | 2011-06-30 | 2012-01-18 | 常州市创信知识产权代理有限公司 | Nonstop self-cleaning long-acting filter for extruding machine |
| CN102320121B (en) * | 2011-06-30 | 2014-06-04 | 常州市创信知识产权代理有限公司 | Nonstop self-cleaning long-acting filter for extruding machine |
| CN102241125B (en) * | 2011-06-30 | 2014-06-04 | 常州市创信知识产权代理有限公司 | Nonstop long-acting filter for extruder |
| CN103121283A (en) * | 2013-03-13 | 2013-05-29 | 广东达诚机械有限公司 | Hydraulic pressure double column exhaust net changing device |
| CN103121283B (en) * | 2013-03-13 | 2016-01-27 | 广东达诚机械有限公司 | Hydraulic two-column exhaust type net changing device |
| CN107520555A (en) * | 2017-08-22 | 2017-12-29 | 新乡市新垣防腐保温制品有限公司 | A kind of purifying apparatus of smoke and fume |
| CN107321084B (en) * | 2017-08-22 | 2018-04-10 | 新乡市新垣防腐保温制品有限公司 | A kind of Smoke processor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |