CN211799192U

CN211799192U - Split type filter screen for filter

Info

Publication number: CN211799192U
Application number: CN202020172679.3U
Authority: CN
Inventors: 李强
Original assignee: Jiangsu Chunrun Environmental Protection Technology Co ltd
Current assignee: Jiangsu Chunrun Environmental Protection Technology Co ltd
Priority date: 2020-02-16
Filing date: 2020-02-16
Publication date: 2020-10-30
Anticipated expiration: 2030-02-16

Abstract

The utility model discloses a split type filter screen for filter, it includes: first sheath, second sheath, tubulose filter core, clamping ring, first apron and second apron, the second sheath sets up with one heart in first sheath and forms the cyclic annular appearance chamber that corresponds with the tubulose filter core between first sheath inner wall and second sheath excircle, the setting of tubulose filter core is in cyclic annular appearance chamber, first apron setting carries out the pressure of second sheath at the top of first sheath and fixes, the clamping ring setting is held the chamber at cyclic annular and is located the top of tubulose filter core, annular array is provided with the several screw hole on the first apron, be provided with the screw of directional clamping ring in the screw hole. Split type filter screen for filter, utilize the screw to carry out the nimble adjustment of clamping ring, carry out tubulose filter core axial extrusion, promote real density, reduce the dispersion problem of the cotton filter core of PP, ensure the filter effect, promote life.

Description

Split type filter screen for filter

Technical Field

The utility model relates to a filter technical field especially relates to a split type filter screen is used to filter.

Background

With the improvement of living standard of people, the requirement of people on drinking water safety is higher and higher, so that the water filter is widely used, and higher requirement is provided for the convenience of use.

The water filter is a device capable of filtering and purifying water flow, and the core of the water filter is a filter screen, wherein a PP cotton filter element is a relatively common filter screen component. In the use process of the PP cotton filter element, due to the problems of instability of water pressure and service life, the PP cotton filter element can have the risk of scattering after being used for a long time, the filtering effect is influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type filter screen is used to filter reduces the dispersion problem of the cotton filter core of PP, promotes the durability.

To achieve the purpose, the utility model adopts the following technical proposal:

a split screen for a filter, comprising: a first sheath, a second sheath, a tubular filter element, a press ring, a first cover plate and a second cover plate, wherein the second cover plate is arranged at the bottom of the first sheath, the second sheath is concentrically arranged in the first sheath, an annular cavity corresponding to the tubular filter element is formed between the inner wall of the first sheath and the outer circle of the second sheath, the tubular filter element is arranged in the annular cavity, a first water hole communicated with the annular cavity is radially arranged on the inner wall of the second sheath, a second water hole communicated with the annular cavity is radially arranged on the excircle of the first sheath, the first cover plate is arranged at the top of the first sheath for pressing and fixing the second sheath, and a water inlet hole communicated with the inner hole of the second sheath is arranged in the first cover plate, the press ring is arranged in the annular cavity and positioned at the top of the tubular filter element, annular array is provided with the several screw hole on the first apron, be provided with the screw of directional clamping ring in the screw hole.

Wherein, tubulose filter core is the cotton tubulose filter core of PP.

And convex ribs are spirally arranged on the outer circle of the second sheath from bottom to top.

The first water holes are conical holes respectively, and the large-diameter end is located on the outer circle of the second sheath.

The first cover plate and the second cover plate are provided with external threads on outer circles respectively, and the bottom and the top of the inner hole of the first sheath are provided with a section of internal thread corresponding to the external threads respectively.

And sealing rings are respectively arranged in the excircle and the inner hole of the pressure ring.

And the bottom surface of the first cover plate and the top surface of the second cover plate are respectively provided with a positioning ring groove corresponding to the second sheath in a concave manner.

The utility model has the advantages that: the utility model provides a split type filter screen for filter, components of a whole that can function independently package assembly, the second sheath can carry out the radial extrusion of tubulose filter core through protruding muscle screw in tubulose filter core hole, promotes real density to utilize the screw to carry out the nimble adjustment of clamping ring, carry out tubulose filter core axial extrusion, further promote real density, reduce the dispersion problem of the cotton filter core of PP, ensure the filter effect, promote life, reduce the change frequency and the cost of tubulose filter core, be applicable to multiple water filter.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a top view of fig. 1.

Detailed Description

The technical solution of the present invention is further explained by the specific embodiment with reference to fig. 1 to fig. 2.

The split type filter screen for a filter shown in fig. 1 comprises: first sheath 1, second sheath 2, tubulose filter core 4, clamping ring 5, first apron 3 and second apron 13, second apron 13 sets up the bottom at first sheath 1, second sheath 2 sets up with one heart in first sheath 1 and forms the cyclic annular appearance chamber that corresponds with tubulose filter core 4 between first sheath 1 inner wall and second sheath 2 excircle, tubulose filter core 4 sets up in cyclic annular appearance chamber, and the installation is convenient.

First apron 3 sets up and carries out the solid pressure of second sheath 2 at the top of first sheath 1, be provided with the external screw thread on first apron 3 and the second apron 13 excircle respectively, 1 hole bottom of first sheath and top are provided with one section internal thread that corresponds with the external screw thread respectively, have made things convenient for the installation of first apron 3 and second apron 13. The bottom surface of the first cover plate 3 and the top surface of the second cover plate 13 are respectively provided with a positioning ring groove 14 which corresponds to the second sheath 2 in a concave manner, so that the second sheath 2 is positioned and clamped, and the concentricity of the second sheath 2 and the first sheath 1 is ensured.

Be provided with the inlet opening 12 with 2 hole intercommunications of second sheath in the first apron 3, external inlet channel is with the leading-in 2 holes of second sheath of rivers, radially be provided with multirow and cyclic annular first water hole 9 that hold the chamber intercommunication on the 2 inner walls of second sheath, with the leading-in cyclic annular tubulose filter core 4 that holds the chamber of rivers in 2 holes of second sheath, filter. Tubulose filter core 4 is the cotton tubulose filter core of PP, and is good to the filter effect of rivers, 2 excircles of second sheath from the bottom up are provided with protruding muscle 10 in the spiral, and during the equipment, second sheath 2 can carry out the radial extrusion of tubulose filter core 4 through protruding muscle 10 screw in tubulose filter core 4 holes, promotes real density.

The first water holes 9 are conical holes respectively, the large-diameter end is located on the outer circle of the second sheath 2, pressure intensity is reduced, water flow impact on the tubular filter element 4 is small, and the tubular filter element 4 can be protected. A second water hole 11 communicated with the annular cavity is radially formed in the outer circle of the first sheath 1, and filtered water flows out of the second water hole 11.

As shown in fig. 1, clamping ring 5 sets up in cyclic annular appearance chamber and is located the top of tubulose filter core 4, annular array is provided with 4 screw holes 7 on the first apron 3, as shown in fig. 1, be provided with the screw 8 of directional clamping ring 5 in the screw hole 7, carry out the nimble adjustment of clamping ring 5 through screw 8, carry out the extrusion of 4 axial of tubulose filter core, further promote real density, reduce the dispersion problem of the cotton filter core of PP, ensure the filter effect, promote life. And sealing rings 6 are respectively arranged in the outer circle and the inner hole of the pressure ring 5, so that the leakage problem is avoided. Be provided with the mounting groove that corresponds with sealing washer 6 on the clamping ring 5, structural stability is high.

Except that tubular filter element 4 need change, other subassemblies all can all reuse, have further reduced the cost of using.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a split type filter screen for filter which characterized in that includes: a first sheath, a second sheath, a tubular filter element, a press ring, a first cover plate and a second cover plate, wherein the second cover plate is arranged at the bottom of the first sheath, the second sheath is concentrically arranged in the first sheath, an annular cavity corresponding to the tubular filter element is formed between the inner wall of the first sheath and the outer circle of the second sheath, the tubular filter element is arranged in the annular cavity, a first water hole communicated with the annular cavity is radially arranged on the inner wall of the second sheath, a second water hole communicated with the annular cavity is radially arranged on the excircle of the first sheath, the first cover plate is arranged at the top of the first sheath for pressing and fixing the second sheath, and a water inlet hole communicated with the inner hole of the second sheath is arranged in the first cover plate, the press ring is arranged in the annular cavity and positioned at the top of the tubular filter element, annular array is provided with the several screw hole on the first apron, be provided with the screw of directional clamping ring in the screw hole.

2. The split screen for filters according to claim 1, wherein the tubular filter element is a PP cotton tubular filter element.

3. The split filter screen for the filter according to claim 1, wherein the second sheath has ribs spirally arranged from bottom to top on the outer circle thereof.

4. The split type filter screen for the filter according to claim 1, wherein the first water holes are tapered holes, and the large diameter end is located on an outer circle of the second sheath.

5. The split type filter screen for the filter according to claim 1, wherein the first cover plate and the second cover plate are provided with external threads on the outer circles respectively, and the bottom and the top of the inner hole of the first sheath are provided with a section of internal threads corresponding to the external threads respectively.

6. The split type filter screen for the filter according to claim 1, wherein the outer circle and the inner hole of the press ring are respectively provided with a sealing ring.

7. The split type filter screen for the filter according to claim 1, wherein the bottom surface of the first cover plate and the top surface of the second cover plate are respectively provided with a positioning ring groove corresponding to the second sheath in a concave manner.