CN204773497U - Filter - Google Patents
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- CN204773497U CN204773497U CN201520271704.2U CN201520271704U CN204773497U CN 204773497 U CN204773497 U CN 204773497U CN 201520271704 U CN201520271704 U CN 201520271704U CN 204773497 U CN204773497 U CN 204773497U
- Authority
- CN
- China
- Prior art keywords
- projection
- filter
- entry table
- wheel disc
- opening
- 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.)
- Expired - Fee Related
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- 239000012535 impurity Substances 0.000 claims abstract description 42
- 238000007790 scraping Methods 0.000 claims abstract description 23
- 230000000712 assembly Effects 0.000 claims description 14
- 238000000429 assembly Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 abstract description 27
- 239000004033 plastic Substances 0.000 abstract description 27
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 20
- 230000008676 import Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a filter. Filter's filtering component, including feed tray and play charging tray, a feed tray and an opening intercommunication, the edge that goes out the charging tray has annular flange, the feeding disk cover closes on the flange of a charging tray feed tray and goes out and is formed with first cavity between the charging tray, the fixed fixed axle of having installed between feed tray and the play charging tray, overlap in proper order to be equipped with to the orientation of a charging tray along the feed tray on the fixed axle and scrape rim plate and filter screen, the feed port has been seted up on the feed tray, the water conservancy diversion hole has been seted up to corresponding feed port on scraping the rim plate, the discharge opening has been offered on the play charging tray, it has bellied scraper on the rim plate to scrape, it coils solid fixed axis rotation and drives the scraper and swipe on the filter screen to scrape the wheel. The utility model discloses a scraping the scraper of rim plate on and swiping on the filter screen, adnexed impurity on the clearance filter screen makes the filter screen keep unblocked. The filter screen can be worked for a long time, has guaranteed plastics fluidic filtering quality, has reduced the change frequency of filter screen, has reduced manufacturing cost.
Description
Technical field
The utility model device of plastic processing field, is specifically related to a kind of filter for plastic extruder.
Background technology
At present, at the manufacture manufacture field of plastic products, commonly use plastic extruder, for processing the fluid of plastics.Need to filter plastic liquid in the process of processing plastic liquid, remove the impurity in plastic liquid.Screen pack in existing filter is in use for some time because the blocking of impurity makes screen pack normally work.In order to ensure the filter effect of filter, needing to regularly replace the screen pack in filter, have impact on the operating efficiency of plastic extruder, also exacerbate the maintenance cost to filter.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of filter without the need to regularly replacing screen pack, improves the service life of screen pack.
The utility model solves the technical scheme that its technical problem adopts: a kind of filter, comprise filter hood, strainer cover and filter assemblies, filter hood both ends open forms opening one and opening two, opening one is communicated with opening two and forms cavity body in filter hood, strainer cover mounts cover on opening two, and filter assemblies is installed in cavity body.Filter assemblies comprises entry table and discharge port plate, entry table is communicated with opening one, the edge of discharge port plate has the flange of annular, entry table covers on the flange of discharge port plate, the first cavity is formed between entry table and discharge port plate, fixedly fixed axis is equiped with between entry table and discharge port plate, fixed axis is set with successively along entry table to the direction of discharge port plate and scrapes wheel disc and screen pack, entry table offers charging hole, scrape corresponding charging hole on wheel disc and offer pod apertures, discharge port plate offers discharge opening, scrape on wheel disc and there is protruding scraper, scraping the rotation of wheel coiling fixed axis drives scraper to swipe on screen pack.
Preferred further, the surface that described entry table is relative with opening one offers guiding gutter, and in the shape of a spiral, charging hole is positioned at the edge of guiding gutter to guiding gutter.
Preferred further, the surface that described entry table and discharge port plate are connected outwards is disposed with the first mount pad, first protruding and the second projection from center, first mount pad is installed on the center of entry table, first mount pad and fixed axis are connected, first projection and the second projection are all ringwise, the first groove is formed between first mount pad and the first projection, the second groove is formed between first projection and the second projection, first projection offers the first breach, the second projection offers the second breach.
Further preferred, described in scrape on surface that wheel disc and entry table be connected and be provided with multiple blade, blade is scraped on wheel disc with the center of scraping wheel disc for center of circle circumference is distributed on, and blade is fastened in the second groove.
Further preferred, described scraper is arranged on to be scraped on surface that wheel disc and screen pack be connected, and scraper is arc line type, and scraper has multiple and is distributed in spirally and scrapes on wheel disc.
Preferred further, the discharge opening on discharge port plate has multiple, and discharge opening is distributed on discharge port plate.
Preferred further, described charging hole has 4 and penetrates in the first projection, and described first breach has 4, and the first breach gets out of the way the position distribution of charging hole in the first projection, and described second breach has 4, and circumference is distributed in the second projection.
Preferred further, described entry table offers the first impurity tap, described first impurity tap is positioned at the periphery of the second projection, on described filter hood, the position of corresponding first impurity tap offers the second impurity tap, coordinate in the second impurity tap and be plugged with closing cock, closing cock extends in the first impurity tap.
The beneficial effects of the utility model are, the utility model adopts the upper scraper scraping wheel disc to swipe on screen pack, the impurity that cleaned filter screen adheres to, and make screen pack keep unimpeded.Screen pack can work long hours, and ensure that the filter quality to plastic liquid, reduces the replacement frequency of screen pack, decreases production cost.Coordinated with the blade scraping wheel disc by the second groove of entry table, in the process that plastic liquid is circulated to the second breach by the first breach, extruding promotes blade movement and then wheel disc autorotation is scraped in drive.Flowing through filter at plastic liquid carries out in the process of filtering, and namely achieves the rotation of scraping wheel disc by the extruding circulation of plastic liquid, scraping wheel disc rotation, decreasing extra consumption, smart structural design without the need to increasing driver drives in addition.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the sectional view of the utility model filter.
Fig. 2 is the structural representation of filter assemblies.
Fig. 3 is the explosive view of filter assemblies.
Fig. 4 is the front view of filter assemblies.
Fig. 5 be in Fig. 4 A-A to sectional view.
Fig. 6 is the front view of entry table.
Fig. 7 is the front view scraping wheel disc.
Fig. 8 is the rearview scraping wheel disc.
Fig. 9 is the structural representation of discharge port plate.
In figure 1, entry table; 2, wheel disc is scraped; 3, screen pack; 4, discharge port plate; 5, the first cavity; 6, fixed axis; 7, chamber is opened; 8, chamber is closed; 10, the first impurity tap; 11, guiding gutter; 12, charging hole; 13, the first groove; 14, the first breach; 15, the second breach; 16, first is protruding; 17, the second groove; 18, second is protruding; 19, the first mount pad; 21, axis hole; 22, blade; 23, pod apertures; 24, scraper; 41, discharge opening; 42, flange; 43, discharge opening; 100, filter assemblies; 200, filter hood; 201, opening one; 202, opening two; 203, the second impurity tap; 300, strainer cover; 301, discharge opening.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of filter described in the utility model comprises filter hood 200, strainer cover 300 and filter assemblies 100.Described filter hood 200 both ends open, is formed with opening 1 and opening 2 202.Opening 1 and opening 2 202 are interconnected and form cavity body in filter hood 200 inside, and filter assemblies 100 is installed in cavity body, and strainer cover 300 covers on opening 2 202.Opening 1 imports plastic liquid.
As shown in Figure 3, described filter assemblies comprise entry table 1, scrape charging tray 2, screen pack 3 and discharge port plate 4.The edge of discharge port plate 4 has the flange 42 of annular, and entry table 1 covers on the flange 41 of discharge port plate 4, is formed with the first closed cavity 5 between entry table 1 and discharge port plate 4.In the first cavity, be equiped with fixed axis 6, fixed axis 6 one end is fixedly connected with entry table 1, and the other end is fixedly connected with discharge port plate 4.Fixed axis 6 is positioned at the center of entry table 1 and discharge port plate 4.Fixed axis 6 is set with successively along entry table 1 to the direction of discharge port plate 4 and scrapes wheel disc 2 and screen pack 3.
As shown in Fig. 2, Fig. 4 and Fig. 6, entry table 1 is communicated with opening 1, entry table 1 offers four charging holes 12.Charging hole 12 circumference is distributed on entry table 1.The surface that described entry table 1 is relative with opening 1 offers guiding gutter 11, and in the shape of a spiral, described charging hole 12 is positioned at the edge of guiding gutter 11 to guiding gutter 11.Plastic liquid imports in the guiding gutter 11 on entry table 1 from opening 1, imports in the first cavity 5 from charging hole 12 through extruding.The surface that described entry table 1 and discharge port plate 4 are connected have the first mount pad 19, first protruding 16 and the second projection 18.First mount pad 19 is fixedly installed on the center of entry table 1, and the first mount pad 19 is connected with fixed axis 5.First protruding 16 and second projection 18 all ringwise and all with the center of entry table 1 for the ring heart, the first projection 16 is positioned at the inside of the second projection 18.The first groove 13 is formed between first mount pad 19 and the first projection 16, the second groove 17 is formed between first protruding 16 and second projection 18, first projection offers multiple first breach 14, second projection 18 offers multiple second breach 15, charging hole 12 is distributed in the first projection 16, and the first breach 14 is in staggered distribution with charging hole 12.
As shown in Fig. 3, Fig. 5, Fig. 7 and Fig. 8, described in scrape wheel disc 2 center offer the axis hole 21 mated with fixed axis, scrape on wheel disc 2 and also offer multiple pod apertures 23.Pod apertures 23 is scraped on wheel disc 2 for center of circle circumference is distributed on the center of scraping wheel disc 2.Be provided with multiple blade 22 on the surface in the side of scraping wheel disc 2, blade 22 is scraped on wheel disc 2 with the center of scraping wheel disc 2 for center of circle circumference is distributed on, and blade 22 is positioned at the periphery of pod apertures 23.Be provided with multiple scraper 24 on the surface at the opposite side scraping wheel disc 2, scraper 24 is in arc line type, and scraper 24 is distributed in spirally to be scraped on wheel disc 2.
As shown in Figure 9, on discharge port plate 4, center is provided with the second mount pad 43 be connected with fixed axis 6, discharge port plate has multiple discharge opening 41.
As shown in Figure 5, entry table 1 with scrape wheel disc 2 and cooperatively interact, the blade 22 scraping wheel disc 2 is fastened in the second groove 17 of entry table 1.The scraper 24 scraping wheel disc 2 is against on screen pack 3.
As shown in Figure 1, described entry table 1 offers the first impurity tap 10, described first impurity tap 10 is positioned at the periphery of the second projection 18, and on described filter hood 200, the position of corresponding first impurity tap 10 offers the second impurity tap 203.Coordinate in the second impurity tap 203 and be plugged with closing cock, closing cock extends in the first impurity tap 10.
During the utility model real work, plastic liquid imports from the opening 1 of filter hood 200, flow in the guiding gutter 11 on entry table 1.Plastic liquid is piled up and is imported to flow velocity at a certain angle in the first cavity 5 from charging hole 12 through extruding in guiding gutter 11.Plastic liquid is piled up and is flowed in the second groove 17 from the first breach 14 in the first groove 13 of entry table 1, adjacent blades 22 forms independent chamber in the second groove 17, the chamber be communicated with the second breach 15 with the first breach 14 is open chamber 7, is then closed chamber 8 with the first breach and the disconnected chamber of the second breach.Plastic liquid flows in open chamber 7 from the first breach 14, then flows out from the second breach 15.Plastic liquid extruding blade 22 and then promotion blade 22 rotate in the second groove 17, make to scrape wheel disc 2 and rotate around fixed axis 6.Scraping wheel disc 2 rotation makes scraper 24 swipe on screen pack 3.Enter screen pack 3 place through the pod apertures 23 of scraping on wheel disc 2 after plastic liquid is accumulated to certain amount, through the discharge opening 41 outflow filter assembly 100 of discharge port plate 4 after screen pack 3 pairs of plastic liquids filter, and then flow out from the discharge opening 301 strainer cover 300 again.Due to scraper 24 always on screen pack 3 scraping cleaning be attached to the impurity on screen pack 3 surface, make the impurity in plastic liquid cannot block screen pack 3.Reach and keep the screen pack 3 normal effect worked for a long time without the need to changing screen pack 3.
Filter described in the utility model can also by the turning cylinder rotated by driver drives such as motors in the installing of fixed axis 6 place, turning cylinder with scrape wheel disc 2 and be connected, driving is scraped wheel disc 2 and is rotated, scraper 24 being swiped on screen pack 3, scraper 24 impurity that scraping cleaning is attached to screen pack 3 surface on screen pack 3 always can being made to reach to keep without the need to changing screen pack 3 effect of screen pack 3 normal work for a long time equally.
The discharge of the impurity of filter described in the utility model has two kinds of modes.The first shuts down to discharge impurity.After filter work a period of time, the impurity in plastic liquid is deposited in the first cavity 5 by scraper 24 scraping of scraping wheel disc 2.Closing cock is extracted, continues through opening 1 and carry plastic liquid in filter, and then impurity is successively from the first impurity tap 10 and the second impurity tap 203 discharge filter.The second does not shut down discharge impurity, the first impurity tap 10 under this mode and the open pore size of the second impurity tap 203 less.When filter normally works, extract closing cock, because open pore size is little, can make to keep service pressure in filter assemblies 100, when not affecting the filtration to plastic liquid by impurity successively from the first impurity tap 10 and the second impurity tap 203 discharge filter.In first kind of way an impurity tap 10 and the second impurity tap 203 open pore size larger than the second way, make the delivery ratio of impurity more thorough.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.
Claims (8)
1. a filter, comprise filter hood (200), strainer cover (300) and filter assemblies (100), filter hood (200) both ends open forms opening one (201) and opening two (202), opening one (201) is communicated with opening two (202) and forms cavity body in filter hood (200), strainer cover (300) mounts cover on opening two (202), filter assemblies (100) is installed in cavity body, it is characterized in that: filter assemblies (100) comprises entry table (1) and discharge port plate (4), entry table (1) is communicated with opening one (201), the edge of discharge port plate (4) has the flange (42) of annular, entry table (1) covers on the flange (42) of discharge port plate (4), the first cavity (5) is formed between entry table (1) and discharge port plate (4), fixed axis (6) is fixedly equiped with between entry table (1) and discharge port plate (4), fixed axis (6) is set with successively along entry table (1) to the direction of discharge port plate (4) and scrapes wheel disc (2) and screen pack (3), entry table (1) offers charging hole (12), scrape the upper corresponding charging hole (12) of wheel disc (2) and offer pod apertures (23), discharge port plate (4) offers discharge opening (41), scrape on wheel disc (2) and there is protruding scraper (24), scrape wheel disc (2) and rotate drive scraper (24) in the upper scraping of screen pack (3) around fixed axis (6).
2. filter according to claim 1, it is characterized in that: the surface that described entry table (1) is relative with opening one (201) offers guiding gutter (11), in the shape of a spiral, charging hole (12) is positioned at the edge of guiding gutter (11) to guiding gutter (11).
3. filter according to claim 2, it is characterized in that: the surface that described entry table (1) and discharge port plate (4) are connected outwards is disposed with the first mount pad (19) from center, first projection (16) and the second projection (18), first mount pad (19) is installed on the center of entry table (1), first mount pad (19) and fixed axis (6) are connected, first projection (16) and the second projection (18) are all ringwise, the first groove (13) is formed between first mount pad (19) and the first projection (16), the second groove (17) is formed between first projection (16) and the second projection (18), first projection (16) offers the first breach (14), second projection (18) offers the second breach (15).
4. filter according to claim 3, it is characterized in that: described in scrape on surface that wheel disc (2) and entry table (1) be connected and be provided with multiple blade (22), blade (22) is that center of circle circumference is distributed on and scrapes on wheel disc (2) to scrape the center of wheel disc (2), and blade (22) is fastened in the second groove (17).
5. filter according to claim 4, it is characterized in that: described scraper (24) is arranged on to be scraped on surface that wheel disc (2) and screen pack (3) be connected, scraper (24) is in arc line type, and scraper (24) has multiple and is distributed in spirally and scrapes on wheel disc (2).
6. filter according to claim 5, is characterized in that: the discharge opening (41) on discharge port plate (4) has multiple, and discharge opening (41) is distributed on discharge port plate (4).
7. filter according to claim 5, it is characterized in that: described charging hole (12) has 4 and penetrates in the first projection (16), described first breach (14) has 4, first breach (14) gets out of the way the position distribution of charging hole (12) in the first projection (16), described second breach (15) has 4, and circumference is distributed in the second projection (18).
8. filter according to claim 1, it is characterized in that: described entry table (1) offers the first impurity tap (10), described first impurity tap (10) is positioned at the periphery of the second projection (18), the position of the upper corresponding first impurity tap (10) of described filter hood (200) offers the second impurity tap (203), coordinate in the second impurity tap (203) and be plugged with closing cock, closing cock extends in the first impurity tap (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271704.2U CN204773497U (en) | 2015-04-29 | 2015-04-29 | Filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271704.2U CN204773497U (en) | 2015-04-29 | 2015-04-29 | Filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204773497U true CN204773497U (en) | 2015-11-18 |
Family
ID=54513620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520271704.2U Expired - Fee Related CN204773497U (en) | 2015-04-29 | 2015-04-29 | Filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204773497U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107998765A (en) * | 2018-01-10 | 2018-05-08 | 林德祥 | Gas cleaning structure and smoke eliminator |
| CN109228225A (en) * | 2018-11-01 | 2019-01-18 | 浙江乐能科技有限公司 | A kind of deslagging scraper mechanism |
| CN107310123B (en) * | 2017-08-09 | 2024-02-23 | 深圳市沃尔核材股份有限公司 | A material accumulation removal structure for the extrusion end of a die |
-
2015
- 2015-04-29 CN CN201520271704.2U patent/CN204773497U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310123B (en) * | 2017-08-09 | 2024-02-23 | 深圳市沃尔核材股份有限公司 | A material accumulation removal structure for the extrusion end of a die |
| CN107998765A (en) * | 2018-01-10 | 2018-05-08 | 林德祥 | Gas cleaning structure and smoke eliminator |
| CN107998765B (en) * | 2018-01-10 | 2023-09-26 | 林德祥 | Flue gas purification structure and flue gas purification device |
| CN109228225A (en) * | 2018-11-01 | 2019-01-18 | 浙江乐能科技有限公司 | A kind of deslagging scraper mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180429 |