CN203831605U - Plastic granulator, filtering device and filtering net - Google Patents
Plastic granulator, filtering device and filtering net Download PDFInfo
- Publication number
- CN203831605U CN203831605U CN201320793739.3U CN201320793739U CN203831605U CN 203831605 U CN203831605 U CN 203831605U CN 201320793739 U CN201320793739 U CN 201320793739U CN 203831605 U CN203831605 U CN 203831605U
- Authority
- CN
- China
- Prior art keywords
- screen pack
- filter
- apertura lateralis
- filtering
- inboard aperture
- 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 - Lifetime
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 36
- 239000004033 plastic Substances 0.000 title claims abstract description 36
- 238000001914 filtration Methods 0.000 title abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a plastic granulator, a filtering device and a filtering net. The filtering net is mainly used for filtering molten plastic liquid. The filtering net is in a cylindrical structure of which two ends are open; and multiple filtering holes are formed in the filtering net. Therefore, the filtering net can be fixedly sleeved between a machine barrel and a spiral transmission shaft, the molten plastic liquid is filtered through the filtering net and is discharged out of the discharge opening, and the filtering area of the filtering net in the cylindrical structure is larger than the filtering area of a flake filtering net. Therefore, the feeding amount is increased, and the filtering efficiency and production efficiency are correspondingly improved.
Description
Technical field
The utility model relates to plastic garbage recovery and utilization technology field, more particularly, relates to a kind of plastic granulator, filter and screen pack.
Background technology
Plastic granulator is the equipment of plastic grain that is processed to form after waste or used plastics is melted, and its plastic grain being finally processed to form can recycle.In white pollution day by day serious today, the recycling of plastics also more and more receives people's concern, so the development of plastic granulator is also more and more paid close attention to by people.
Plastic granulator comprises extrusion system and granulating system, and wherein, plastics are pushed and plastified into even pure melt by extrusion system, and final melt enters granulating system and forms plastic grain.In the structural design of extrusion system, filter is the device that the contaminant filter in the plastic liquid of melting is fallen.Wherein, filter comprises spiral shaft and is sheathed on the machine barrel in spiral shaft outside to have certain interval between machine tube inner wall and the outermost of spiral shaft, also comprises the screen pack that is arranged near the sheet of discharging opening.Yet the filter area of the screen pack of sheet is less, corresponding efficiency of filtering is lower, and punishment in advance amount is lower, and then has reduced production efficiency.
In addition, the filter bores on the screen pack of sheet is shoulder hole, and the diameter in the hole of screen pack one side is less than the diameter in the hole of opposite side, and plastic liquid flows out from the larger hole of diameter from the less hole of diameter flows into.So arrange, once the less hole of diameter is stopped up by impurity, this shoulder hole just can not continue to filter, and therefore, when most of aperture is blocked, just needs to shut down cleaning screen pack, and blocking probability is higher, loses time, and has reduced accordingly production efficiency.
In sum, how effectively enhancing productivity, is current those skilled in the art's urgent problem.
Utility model content
In view of this; first object of the present utility model is to provide a kind of screen pack; the structural design of this screen pack can be enhanced productivity effectively; second object of the present utility model is to provide a kind of filter that comprises above-mentioned screen pack, and the 3rd object of the present utility model is to provide a kind of plastic granulator that comprises above-mentioned filter.
In order to reach above-mentioned first object, the utility model provides following technical scheme:
A screen pack, filters for the plastic liquid to melting, the tubular structure that described screen pack is both ends open, and it has a plurality of filter bores.
Preferably, in above-mentioned screen pack, described filter bores is specially shoulder hole, and each shoulder hole comprises apertura lateralis and the inboard aperture of connection, and the diameter of described apertura lateralis is greater than the diameter of inboard aperture, and described apertura lateralis is positioned at the side away from screen pack axis of inboard aperture.
Preferably, in above-mentioned screen pack, described in each, shoulder hole comprises the inboard aperture that an apertura lateralis and a plurality of and described apertura lateralis are all communicated with.
Preferably, in above-mentioned screen pack, a plurality of inboard aperture that are communicated with same described apertura lateralis be arranged in parallel.
Preferably, in above-mentioned screen pack, described in each, shoulder hole comprises an apertura lateralis and five inboard aperture that are all communicated with described apertura lateralis.
Preferably, in above-mentioned screen pack, the cross section of described apertura lateralis and inboard aperture is circular or square.
A filter, comprises spiral shaft and the machine barrel that is sheathed on spiral shaft outside, also comprises the screen pack as described in above-mentioned middle any one being fixed between described spiral shaft and machine barrel.
Preferably, in above-mentioned filter, described screen pack two ends are provided with the clamping ring of while clamping machine barrel and screen pack, on described clamping ring, offer bolt hole.
A plastic granulator, comprises filter, comprises the filter as described in above-mentioned middle any one.
The screen pack that the utility model provides, is mainly used in the plastic liquid of melting to filter, the tubular structure that wherein screen pack is both ends open, and on screen pack, offer a plurality of filter bores.So just, screen pack fixed cover can be located between machine barrel and spiral shaft, the plastic liquid of melting is discharged from discharging opening after net filtration after filtration, its filter area of screen pack of use tubular structure is greater than the filter area of sheet screen pack, therefore improve punishment in advance amount, improved accordingly filter efficiency and production efficiency.
In order to reach above-mentioned second object, the utility model also provides a kind of filter, and this filter comprises above-mentioned any screen pack.Because above-mentioned screen pack has above-mentioned technique effect, the filter therefore with this screen pack also should have corresponding technique effect.In order to reach above-mentioned second object, the utility model also provides a kind of plastic granulator that comprises above-mentioned filter.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The front view of the screen pack that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the partial enlarged drawing in B region in Fig. 1;
Fig. 3 is along the cutaway view of A-A in Fig. 1;
Fig. 4 is the partial enlarged drawing in C region in Fig. 3.
In accompanying drawing, mark is as follows:
1-screen pack, 2-shoulder hole, 21-apertura lateralis, 22-inboard aperture.
The specific embodiment
First object of the present utility model is to provide a kind of screen pack; the structural design of this screen pack can be enhanced productivity effectively; second object of the present utility model is to provide a kind of filter that comprises above-mentioned screen pack, and the 3rd object of the present utility model is to provide a kind of plastic granulator that comprises above-mentioned filter.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-Fig. 4, the screen pack 1 that the utility model embodiment provides, is mainly used in the plastic liquid of melting to filter, the tubular structure that wherein screen pack 1 is both ends open, and on screen pack 1, offer a plurality of filter bores.So just, screen pack 1 fixed cover can be located between machine barrel and spiral shaft, the plastic liquid of melting is discharged from discharging opening after filter screen 1 filters, screen pack 1 its filter area of use tubular structure is greater than the filter area of sheet screen pack 1, therefore improve punishment in advance amount, improved accordingly filter efficiency and production efficiency.Wherein, discharging opening can be opened on the sidewall of machine barrel.
Preferably, in order further to optimize technique scheme, wherein filter bores can be specially shoulder hole 2.Each shoulder hole 2 comprises apertura lateralis 21 and the inboard aperture 22 being interconnected, and the diameter of apertura lateralis 21 is greater than the diameter of inboard aperture 22, apertura lateralis 21 is positioned at the side away from screen pack 1 axis of inboard aperture 22, be that apertura lateralis 21 is positioned at the side near screen pack 1 outside, inboard aperture 22 is positioned at the side near screen pack 1 inner side.So arrange, first plastic liquid flows into inboard aperture 22, through inboard aperture 22, flows into apertura lateralis 21, and then realizes and filtering from apertura lateralis 21 outflows, so that impurity continues to stay between spiral shaft and machine barrel.Further, the axis of inboard aperture 22 can with the dead in line of apertura lateralis 21.Certainly, filter bores can be also the identical through hole of diameter everywhere, in this no limit.
As shown in Figure 2 and Figure 4, in the present embodiment, each shoulder hole 2 can comprise an apertura lateralis 21 and a plurality of inboard aperture 22 being all communicated with apertura lateralis 21, wherein due to the diameter of apertura lateralis 21, be greater than the diameter of inboard aperture 22, after a plurality of inboard aperture 22 are communicated with an apertura lateralis 21, plastic liquid can flow into apertura lateralis 21 through the plurality of inboard aperture 22, with in prior art, only can flow into apertura lateralises 21 through an inboard aperture 22 and compare, increased accordingly the quantity of inboard aperture 22, and then increased the circulation area of plastic liquid, improved punishment in advance amount.In addition, a plurality of inboard aperture 22 are communicated with an apertura lateralis 21, when having wherein part inboard aperture 22 obstruction, plastic liquid can also flow into apertura lateralis 21 by other inboard aperture 22, and can not make whole apertura lateralis 21 stop the circulation of plastic liquid, reduced accordingly plugging rate, reduced the replacing wash number of screen pack 1, and then improved production efficiency.It should be noted that, a plurality of inboard aperture 22 are not communicated with each other, i.e. inboard aperture 22 one end and screen pack 1 internal communication, and the other end is communicated with apertura lateralis 21, and apertura lateralis 21 one end are communicated with the other end and are communicated with screen pack 1 is outside with inboard aperture 22.
Further, a plurality of inboard aperture 22 that are communicated with same apertura lateralis 21 can be arranged in parallel, and the axis of a plurality of inboard aperture 22 is parallel to each other, so can be so that the intensity of screen pack 1 balance and stability more.Certainly, between a plurality of inboard aperture 22 that are communicated with same apertura lateralis 21, also can there is certain angle, in this no limit.
In addition, shoulder hole 2 can comprise an apertura lateralis 21 and five inboard aperture 22 that are all communicated with this apertura lateralis 21, and certain apertura lateralis 21 also can be communicated with more apertura lateralises 21 simultaneously, in this no limit.
Preferably, it is circular or square that the cross section of apertura lateralis 21 and inboard aperture 22 can be, certainly can also be for rhombus or other shape, and in this no limit.
Screen pack 1 based on providing in above-described embodiment, the utility model also provides a kind of filter, this filter comprises spiral shaft and is sheathed on the machine barrel in spiral shaft outside, also comprise be fixed between spiral shaft and machine barrel as the screen pack 1 in above-mentioned middle any one embodiment.Because the screen pack 1 in above-described embodiment exists above-mentioned technique effect, the filter therefore with above-mentioned screen pack 1 also should have constructed effect, does not repeat them here.
Wherein, the clamping ring of while clamping machine barrel and screen pack 1 can be set at screen pack 1 two ends, and offer bolt hole on clamping ring, so clamping ring can be bolted on installing rack, with this, be fixed this filter is installed.The relative side of clamping ring can be provided with draw-in groove, for the end of accommodating machine barrel and screen pack 1.
In addition; the utility model embodiment also provides a kind of plastic granulator with above-mentioned filter; because the filter in above-described embodiment exists above-mentioned technique effect, the plastic granulator therefore with above-mentioned filter also should have constructed effect, does not repeat them here.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a screen pack, filters for the plastic liquid to melting, it is characterized in that, and the tubular structure that described screen pack (1) is both ends open, and it has a plurality of filter bores;
Described filter bores is specially shoulder hole (2), each shoulder hole (2) comprises apertura lateralis (21) and the inboard aperture (22) of connection, and the diameter of described apertura lateralis (21) is greater than the diameter of inboard aperture (22), described apertura lateralis (21) is positioned at the side away from screen pack (1) axis of inboard aperture (22).
2. screen pack according to claim 1, is characterized in that, shoulder hole described in each (2) comprises the inboard aperture (22) that an apertura lateralis (21) and a plurality of and described apertura lateralis (21) are all communicated with.
3. screen pack according to claim 2, is characterized in that, a plurality of inboard aperture (22) that are communicated with same described apertura lateralis (21) be arranged in parallel.
4. screen pack according to claim 2, is characterized in that, shoulder hole described in each (2) comprises an apertura lateralis (21) and five inboard aperture (22) that are all communicated with described apertura lateralis (21).
5. screen pack according to claim 2, is characterized in that, the cross section of described apertura lateralis (21) and inboard aperture (22) is circular or square.
6. a filter, comprises spiral shaft and the machine barrel that is sheathed on spiral shaft outside, it is characterized in that, also comprises the screen pack (1) as described in any one in claim 1-5 being fixed between described spiral shaft and machine barrel.
7. filter according to claim 6, is characterized in that, described screen pack (1) two ends are provided with the clamping ring of while clamping machine barrel and screen pack (1), on described clamping ring, offer bolt hole.
8. a plastic granulator, comprises filter, it is characterized in that, comprises the filter as described in any one in claim 6-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320793739.3U CN203831605U (en) | 2013-12-04 | 2013-12-04 | Plastic granulator, filtering device and filtering net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320793739.3U CN203831605U (en) | 2013-12-04 | 2013-12-04 | Plastic granulator, filtering device and filtering net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203831605U true CN203831605U (en) | 2014-09-17 |
Family
ID=51509488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320793739.3U Expired - Lifetime CN203831605U (en) | 2013-12-04 | 2013-12-04 | Plastic granulator, filtering device and filtering net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203831605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835336A (en) * | 2016-05-19 | 2016-08-10 | 佛山市奔浩塑料机械有限公司 | Filtration-exhaust extruder |
-
2013
- 2013-12-04 CN CN201320793739.3U patent/CN203831605U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835336A (en) * | 2016-05-19 | 2016-08-10 | 佛山市奔浩塑料机械有限公司 | Filtration-exhaust extruder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102200 Beijing city Changping District North Street North Orchard Street Patentee after: BEIJING EASCITY ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 102200 Beijing city Changping District North Street North Orchard Street Patentee before: BEIJING YICHENG TECHNOLOGY Co.,Ltd. Address after: 102200 Beijing city Changping District North Street North Orchard Street Patentee after: BEIJING YICHENG TECHNOLOGY Co.,Ltd. Address before: 102200 Beijing city Changping District North Street North Orchard Street Patentee before: BEIJING GREEN CITY GREAT EXPOIT ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |
|
| CX01 | Expiry of patent term |