CN215396259U - Filter equipment of no net filtering die head - Google Patents

Abstract

The utility model belongs to the technical field of recycled plastics, and relates to a filtering device of a mesh-free filtering die head, which comprises a filtering box body, wherein a filtering cavity is arranged in the filtering box body, a filtering plate and a guide plate are arranged in the filtering cavity, an impurity removing device is arranged below the filtering box body, a feeding plate and a discharging plate are respectively arranged on two sides of the filtering box body, a feeding hole in the feeding plate is communicated with a discharging hole in the discharging plate through the filtering cavity, the filtering plate and the guide plate, a filtering inlet communicated with the filtering cavity is arranged at the top of the filtering box body, and a feeding channel communicated with the feeding hole and the filtering inlet is arranged on the feeding plate. The filtering device of the non-net filtering die head provided by the utility model has the advantages of high filtering efficiency and difficulty in blockage.

Description

Filter equipment of no net filtering die head

Technical Field

The utility model belongs to the technical field of recycled plastic granulators, and relates to a filtering device of a non-net filtering die head.

Background

At present, waste plastics such as waste plastic bags and waste plastic cloth are generally adopted as raw materials for recycled plastics, the waste plastics cannot be cleaned cleanly before being put into equipment, in the processing process, some impurity sand doped in the waste plastics blocks a filter screen in an isosceles mode, the equipment cannot normally work, the problem is solved by stopping the machine to remove the impurities and then continuing production, a large amount of plastic raw materials remained in an inner cavity of the equipment need to be burnt (wasted) every time the impurities are removed, labor and time are wasted, the production efficiency is low, and the production cost is high.

To solve this technical problem, recycled plastics are added with a non-net filtering die head to filter out the impurities. For example, chinese utility model patent application 201410561690.8 discloses a no net filtering die head, one side of casing is provided with the feed connection, the opposite side is provided with ejection of compact joint, the middle part is provided with the slide opening that link up from top to bottom, the slide opening internal slip is equipped with the row's miscellaneous slider that can reciprocate by the power device drive more than one, be provided with towards ejection of compact joint one side on arranging miscellaneous slider side and gather the material cavity, it is provided with the filter chamber on the just right casing to gather the material cavity, the front portion of filter chamber is provided with filter screen, rear portion and ejection of compact joint intercommunication, the preceding terminal surface of filter screen with arrange miscellaneous slider side and laminate mutually, gather more than one through-hole that sets up on the chamber end of material cavity and feed channel intercommunication of feed connection, the power device drive that sets up on casing upper portion arranges miscellaneous slider and slides from top to bottom, the advantage is: the filter effect is good, can realize not shutting down or arrange miscellaneous fast, is applicable to the reclaimed plastic granulator of various specification models.

The existing non-net filtering die head has the following defects: the material is fed through the side of no net filter die head, and the material that mixes miscellaneous material directly filters via the filter, and at filterable in-process, miscellaneous material can get into the filter about the gap of edge, causes the pollution to the material, and this kind of filtration mode filter efficiency is not high simultaneously, and the filter blocks up easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the filtering device of the non-net filtering die head, which has the advantages of high filtering efficiency and difficult blockage.

In order to solve the above technical problems, the object of the present invention is achieved by the following technical solutions:

the utility model provides a filter equipment of no net filtering die head, includes and filters the box, is provided with the filter chamber in the filter box, is provided with filter and baffle in the filter chamber, arrange miscellaneous device setting in the below of filtering the box, the both sides of filtering the box are provided with feed plate and play flitch respectively, feed inlet on the feed plate via behind filter chamber, filter, the baffle with go out the discharge gate intercommunication on the flitch, the top of filtering the box is provided with the filtration entry that communicates with the filter chamber, be provided with the feed channel who communicates feed inlet and filtration entry on the feed plate.

In the filter device of the non-net filter die head, the filter plates and the guide plates are arranged in two groups and distributed at the left end and the right end of the filter cavity, the filter plates are positioned at the inner side, the guide plates are positioned at the outer side, and a cavity structure is formed between the two groups of filter plates and the guide plates.

In the above filtering device for the mesh-free filtering die head, the outer side of the guide plate is provided with a plurality of guide channels in the vertical direction, the guide channels gradually deepen from the upper end to the lower end to the middle part, the middle parts of the filtering box body and the discharge plate are provided with discharge channels communicated with the guide channels, and the discharge channels are communicated with the discharge port. Preferably, the discharge passage is an annular passage, the flow guide passage on the guide plate on the feed inlet side is communicated with the discharge passage on the filter box, and the flow guide passage on the guide plate on the discharge outlet side is communicated with the discharge passage on the discharge plate.

In the filter device of the non-net filter die head, the guide plates are provided with the slots in the vertical direction, the filter plates are inserted in the slots, and more than two filter plates are correspondingly inserted in each guide plate. Preferably, each guide plate is correspondingly inserted with two filter plates, and preferably, the slot is a dovetail groove.

In the filtering device of the non-net filtering die head, the inner side of the filtering plate is provided with the scraper which is driven by the scraper power device to move up and down along the inner side surface of the filtering plate, and the two scrapers are respectively corresponding to the filtering plates at the two ends. Preferably, the scraper horizontally penetrates through the filter plate, each scraper is connected with a connecting rod, and the two connecting rods are connected with the same scraper power device through the same connecting plate.

In the filtering device of the non-net filtering die head, the scraper power device can be a device commonly used in the field, and is preferably an oil cylinder.

Compared with the prior art, the utility model has the following beneficial effects:

1. the filter box changes the traditional feeding mode and material flow path, and feeds materials through the top of the filter box body, firstly passes through the filter chamber, and then is filtered through the filter plate and the guide plate. In the process of passing through the filter chamber, sundries such as sand and stone can directly fall into the bottom of the filter chamber, and cannot enter the filter plate and the guide plate together with the materials for filtration. Thereby avoided the miscellaneous material to remain in the side of filter and cause the pollution to the material, also improved filtration efficiency simultaneously, avoided the filter jam.

2. The utility model designs the structure of double groups of filter plates and guide plates, thereby further improving the filtering efficiency. Meanwhile, in the traditional mode, the filter plate and the guide plate are fixedly connected with the filter box body, and related components need to be completely disassembled during replacement.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a vertical cross-sectional view of the present invention;

FIG. 3 is a horizontal cross-sectional view of the present invention;

FIG. 4 is a perspective view of the filter plate and guide plate of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

reference numerals: 1. a filter box body; 2. a filter chamber; 3. a filter plate; 4. a guide plate; 5. a feeding plate; 6. a discharge plate; 7. a feed inlet; 8. a discharge port; 9. a filtration inlet; 10. a feed channel; 11. a flow guide channel; 12. a discharge channel; 13. a scraper; 14. a scraper power device; 15. a connecting rod; 16. a connecting plate.

Detailed Description

The utility model is further described in the following with specific embodiments in conjunction with the accompanying drawings, see fig. 1-5:

the utility model provides a filter equipment of no net filter die head, is provided with filter chamber 2 including filtering box 1 in the filtering box 1, is provided with filter 3 and baffle 4 in the filter chamber 2, arrange miscellaneous device setting in the below of filtering box 1, the both sides of filtering box 1 are provided with feed plate 5 and play flitch 6 respectively, feed inlet 7 on the feed plate 5 communicates with discharge gate 8 on the play flitch 6 behind filter chamber 2, filter 3, baffle 4, the top of filtering box 1 is provided with the filtration entry 9 that communicates with filter chamber 2, be provided with the feedstock channel 10 who communicates feed inlet 7 and filtration entry 9 on the feed plate 5.

In order to further improve the filtering efficiency, comparing fig. 3 and fig. 4, the filter plates 3 and the guide plates 4 are provided with two groups, the distribution is located at the left end and the right end of the filter cavity 2, the filter plates 3 are located at the inner side, the guide plates 4 are located at the outer side, and a cavity structure is arranged between the two groups of filter plates 3 and the guide plates 4.

Further, the outside of baffle 4 is provided with the water conservancy diversion passageway 11 of a plurality of vertical directions, water conservancy diversion passageway 11 deepens to the middle part by upper and lower both ends gradually, the middle part of filtering box 1 and play flitch 6 is provided with discharging channel 12 with water conservancy diversion passageway 11 intercommunication, discharging channel 12 and discharge gate 8 intercommunication. Preferably, the discharge channel 12 is an annular channel, the guide channel 11 on the guide plate 4 on the side of the feed port 7 is communicated with the discharge channel 12 on the filter box, and the guide channel 11 on the guide plate 4 on the side of the discharge port 8 is communicated with the discharge channel 12 on the discharge plate 6.

For more convenient installation and change filter 3, compare fig. 5, be provided with the slot of vertical direction on the baffle 4, filter 3 pegs graft on the slot, and every baffle 4 corresponds pegs graft and has more than two filter 3. Preferably, each guide plate 4 is correspondingly inserted with two filter plates 3, and preferably, the slot is a dovetail groove.

When there is too much deposit on the filter plate 3, the utility model also provides a cleaning device: the inboard of filter 3 is provided with scraper 13, scraper 13 is reciprocated along the medial surface of filter 3 by the drive of scraper power device 14, scraper 13 is provided with two, corresponds the filter 3 at both ends respectively. Preferably, the scraper 13 horizontally penetrates through the filter plate 3, each scraper 13 is connected with a connecting rod, and the two connecting rods are connected with the same scraper power device 14 through the same connecting plate.

The scraper power device 14 can be a device commonly used in the field, and is preferably an oil cylinder.

The working process of the filtering device of the utility model is as follows: the material gets into by feed inlet 7, through the filtration entry 9 at feedstock channel 10 arrival top to get into filter chamber 2 by filtering entry 9, the miscellaneous material of wrapping up in the material area directly falls into filter chamber 2 bottom, and the in-process material that lasts the feeding filters the back through filter 3 and baffle 4 from both sides in proper order, gets into in the water conservancy diversion passageway 11 of baffle 4, and collects to the middle part, and the material after gathering is discharged by discharge passage 12 flow direction discharge gate 8. When the attachments on the filter plate 3 are excessive, the cleaning device is started, the scraper power device 14 drives the scraper 13 to move downwards, meanwhile, the attachments on the filter plate 3 are scraped and conveyed to the bottom of the filter chamber 2, and the filter plate resets after the cleaning is finished. The sundries and attachments at the bottom of the filter cavity 2 are discharged by the sundries discharging device.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims (7)

1. The filtering device comprises a filtering box body (1), wherein a filtering cavity (2) is arranged in the filtering box body (1), and a filtering plate (3) and a guide plate (4) are arranged in the filtering cavity (2), and is characterized in that a feeding plate (5) and a discharging plate (6) are respectively arranged on two sides of the filtering box body (1), a feeding hole (7) in the feeding plate (5) is communicated with a discharging hole (8) in the discharging plate (6) after passing through the filtering cavity (2), the filtering plate (3) and the guide plate (4), a filtering inlet (9) communicated with the filtering cavity (2) is arranged at the top of the filtering box body (1), and a feeding channel (10) communicated with the feeding hole (7) and the filtering inlet (9) is arranged on the feeding plate (5).

2. The filtering device of the screen-free filtering die head is characterized in that the filtering plates (3) and the guide plates (4) are arranged in two groups and distributed at the left end and the right end of the filtering cavity (2), the filtering plates (3) are positioned at the inner side, the guide plates (4) are positioned at the outer side, and a cavity structure is formed between the two groups of the filtering plates (3) and the guide plates (4).

3. The filtering device of the meshless filtering die head according to claim 2, wherein a plurality of guide channels (11) in the vertical direction are arranged on the outer side of the guide plate (4), the guide channels (11) gradually deepen from the upper end and the lower end to the middle part, discharge channels (12) communicated with the guide channels (11) are arranged in the middle parts of the filtering box body (1) and the discharge plate (6), and the discharge channels (12) are communicated with the discharge hole (8).

4. The filtering device of the screen-free filtering die head is characterized in that the guide plates (4) are provided with slots in the vertical direction, the filter plates (3) are inserted into the slots, and more than two filter plates (3) are correspondingly inserted into each guide plate (4).

5. A filter unit of a non-net filter head according to claim 2, characterized in that the inner side of the filter plate (3) is provided with a scraper (13), the scraper (13) is driven by a scraper power device (14) to move up and down along the inner side of the filter plate (3), and the scraper (13) is provided with two filter plates (3) corresponding to the two ends respectively.

6. A filter unit of a screenless filter die according to claim 5, characterised in that said scrapers (13) are arranged horizontally through the filter plates (3), one connecting rod (15) being connected to each scraper (13), both connecting rods (15) being connected to the same scraper power unit (14) via the same connecting plate (16).

7. A filter unit of a screenless filter die according to claim 5, wherein said scraper power unit (14) is a cylinder.

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