CN212941842U

CN212941842U - Polymer melt filter

Info

Publication number: CN212941842U
Application number: CN202021120071.2U
Authority: CN
Inventors: 蔡铁锦; 郑江; 顾剑
Original assignee: Jiangsu Ruimeifu New Material Co ltd
Current assignee: Jiangsu Ruimeifu New Material Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-04-13
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a polymer fuse-element filter, include: the upper cover is provided with a liquid inlet; the first filter is fixedly connected to the upper cover and comprises a first connecting piece and a first filter screen, and the first filter screen is provided with a long strip-shaped filter hole; the second filter is fixedly connected with the first filter, and the second filter screen is provided with a circular filter hole; the third filter is fixedly connected with the second filter, a honeycomb filter hole is formed in the third filter screen, a filter medium layer is arranged above the third filter screen, and the sealing rings are arranged at the bottom of the upper cover, the bottom of the first filter, the bottom of the second filter and the bottom of the third filter; and the lower cover is connected with the third filter and is provided with a liquid outlet. The utility model filters 99% of impurities in the polymer melt by arranging the three-layer filtering device and the filtering holes with different diameters; through fixed connection three-layer filter, can clear up the impurity in the filter fast, convenient and practical.

Description

Polymer melt filter

Technical Field

The utility model relates to a filter field, in particular to polymer fuse-element filter.

Background

Great micelle or reunion micelle can appear in the polymer fuse-element, so will filter before the packing, because the filtration hole of current filter is circular sieve mesh, when its aperture is only greater than thickness, the granule can not pass the sieve mesh, the granule can only pass the sieve mesh when the aperture is greater than the granule width, lead to the granule to block up the filtration hole easily when filtering, make the filter be unfavorable for wasing, lead to filter life to descend, in addition the fixed setting of filter screen of filter, can't dismantle, make the filter screen change inconvenient, need change whole filter when filter screen filtration efficiency descends, lead to the too high problem of replacement cost.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a three-layer filtering device which is provided with filtering holes with different diameters and filters 99% of impurities in a polymer melt; through fixed connection three-layer filter, can clear up the impurity in the filter fast, convenient and practical.

In order to solve the technical problem, the utility model discloses a polymer fuse-element filter, include: the upper cover is provided with a liquid inlet; the first filter is fixedly connected to the upper cover and comprises a first connecting piece and a first filter screen, and the first filter screen is provided with a long strip-shaped filter hole; the second filter is fixedly connected with the first filter and comprises a second connecting piece and a second filter screen, and the second filter screen is provided with a circular filter hole; the third filter is fixedly connected with the second filter and comprises a third connecting piece and a third filter screen, the third filter screen is provided with honeycomb filter holes, a filter medium layer is arranged above the third filter screen and comprises two layers of gauzes and a filter medium between the gauzes; the sealing rings are arranged at the bottom of the upper cover, the bottom of the first filter, the bottom of the second filter and the bottom of the third filter; and the lower cover is connected with the third filter and is provided with a liquid outlet.

According to the utility model discloses an embodiment, wherein above-mentioned upper cover and first filter, first filter and second filter, second filter and third filter, third filter all pass through sealing washer threaded connection with the lower cover.

According to an embodiment of the present invention, the filter medium layer is adhered to the third connecting member by glue.

According to the utility model discloses an embodiment, wherein above-mentioned first connecting piece, second connecting piece and third connecting piece are the stainless steel.

According to the utility model discloses an embodiment, wherein above-mentioned sealing washer is plastic seal.

Compared with the prior art, the application can obtain the following technical effects:

1) setting three layers of filtering devices, setting filtering holes with different diameters, and filtering out 99% of impurities in the polymer melt; through fixed connection three-layer filter, can clear up the impurity in the filter fast, convenient and practical.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a perspective view of a polymer melt filter according to an embodiment of the present application.

FIG. 2 is an exploded view of a polymer melt filter according to an embodiment of the present application.

Reference numerals

The filter comprises an upper cover 10, a liquid inlet 11, a first filter 20, a first connecting piece 21, a first filter screen 22, a second filter 30, a second connecting piece 31, a second filter screen 32, a third filter 40, a third connecting piece 41, a third filter screen 42, a filter medium layer 43, a sealing ring 50, a lower cover 60 and a liquid outlet 61.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1 and 2, fig. 1 is a perspective view of a polymer melt filter according to an embodiment of the present application. FIG. 2 is an exploded view of a polymer melt filter according to an embodiment of the present application. As shown, a polymer melt filter includes: an upper cover 10, wherein the upper cover 10 is provided with a liquid inlet 11; the first filter 20 is fixedly connected to the upper cover 10, the first filter 20 comprises a first connecting piece 21 and a first filter screen 22, and the first filter screen 22 is provided with elongated filter holes; the second filter 30 is fixedly connected to the first filter 20, the second filter 30 comprises a second connecting piece 31 and a second filter screen 32, and the second filter screen 32 is provided with circular filter holes; a third filter 40 fixedly connected to the second filter 30, wherein the third filter 40 comprises a third connecting piece 41 and a third filter screen 42, the third filter screen 42 is provided with honeycomb filter holes, a filter medium layer 43 is arranged above the third filter screen 42, and the filter medium layer 43 comprises two layers of gauze and a filter medium between the two layers of gauze; sealing rings 50 disposed at the bottom of the upper cover 10, the bottom of the first filter 20, the bottom of the second filter 30, and the bottom of the third filter 40;

and a lower cover 60 connected to the third filter 40, the lower cover 60 being provided with a liquid outlet 61.

The utility model discloses an in the embodiment, when the polymer fuse-element passes through first filter 20, filter the great granule of diameter through rectangular shape filtration pore, the circular filtration pore that rethread second filter 30 set up filters the less impurity of diameter, filters fine impurity through filter medium layer 43 and the honeycomb filtration pore that third filter 40 set up at last, simple and practical. The upper cover 10, the first filter 20, the second filter 30 and the third filter 40 are fixedly connected, and can be detached at any time, impurities in the filters are cleaned, the overall efficiency of the filters is greatly improved, and the operation is simple.

Preferably, the upper cover 10 and the first filter 20, the first filter 20 and the second filter 30, the second filter 30 and the third filter 40, and the third filter 40 and the lower cover 60 are all screwed by the sealing rings 50. The connection mode is stable in connection and good in sealing performance.

In addition, the filter medium layer 43 is adhered to the third connecting member 41 by glue. The fixed connection is simple and convenient.

Further, the first connecting member 21, the second connecting member 31 and the third connecting member 41 are all stainless steel. The stainless steel has good sealing performance, corrosion resistance and longer service life.

Preferably, the sealing ring 50 is a plastic sealing ring 50. The plastic sealing ring 50 is corrosion resistant, good in sealing performance and low in cost.

The foregoing description shows and describes several preferred embodiments of the present application, but as before, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as contemplated by the above teachings or as would normally occur to one skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. A polymer melt filter, comprising: the upper cover is provided with a liquid inlet;

the first filter is fixedly connected to the upper cover and comprises a first connecting piece and a first filter screen, and the first filter screen is provided with a long strip-shaped filter hole;

the second filter is fixedly connected with the first filter and comprises a second connecting piece and a second filter screen, and the second filter screen is provided with a circular filter hole;

the third filter is fixedly connected with the second filter and comprises a third connecting piece and a third filter screen, the third filter screen is provided with honeycomb filter holes, a filter medium layer is arranged above the third filter screen and comprises two layers of gauze and a filter medium between the two layers of gauze;

sealing rings arranged at the bottom of the upper cover, the bottom of the first filter, the bottom of the second filter and the bottom of the third filter;

and the lower cover is connected with the third filter and is provided with a liquid outlet.

2. The polymer melt filter according to claim 1, wherein the upper cover and the first filter, the first filter and the second filter, the second filter and the third filter, and the third filter and the lower cover are all threadedly connected by the sealing rings.

3. The polymer melt filter of claim 1, wherein the filter media layer is adhered to the third connector by glue.

4. The polymer melt filter according to claim 1, wherein the first connector, the second connector, and the third connector are each stainless steel.

5. The polymer melt filter according to claim 1, wherein the seal ring is a plastic seal ring.