CN223963368U

CN223963368U - Multistage filter element structure for water body filtration

Info

Publication number: CN223963368U
Application number: CN202520424053.XU
Authority: CN
Inventors: 尚广云; 王泽鹏; 杨大洲
Original assignee: Anhui Qunxing Environmental Engineering Co ltd
Current assignee: Anhui Qunxing Environmental Engineering Co ltd
Priority date: 2025-03-12
Filing date: 2025-03-12
Publication date: 2026-03-03
Anticipated expiration: 2035-03-12

Abstract

The utility model discloses a multistage filter element structure for water body filtration, which relates to the field of mobile phones and comprises a plurality of core shells, wherein filter materials are placed in the core shells, a water inlet and a water outlet are formed in one end of each core shell and used for introducing water into the core shells, the water outlet is formed in the side wall of each core shell and is discharged from the water outlet after the water passes through the filter materials, and a precipitation cavity is positioned at the bottom of each core shell and communicated with the water inlet side of each filter material so as to collect impurities in the water body. According to the utility model, the sedimentation cavity is arranged at one end of the core body far away from the water inlet, the sedimentation cavity is communicated with the metal side of the metal net, and after the particle impurities such as metal, stone and the like in the water body enter the water inlet side along with the water flow, the particle impurities sink into the sedimentation cavity to be singly sedimentated and collected under the action of the water flow and the gravity of the particle impurities, so that the particle impurities basically cannot puncture or pierce the metal net.

Description

Multistage filter element structure for water body filtration

Technical Field

The utility model relates to the field of multi-stage filter element structures, in particular to a multi-stage filter element structure for water body filtration.

Background

The water body filter element is used as a core component for filtering the water body, can remove large-particle impurities such as iron sand, stones or ova in the water body, and filter chemicals, abnormal colors and peculiar smell in the water body, and filter fine impurities. The filter elements are usually PP filter elements, compression type active carbon filter elements (CTO compression type active carbon filter elements), granular active carbon filter elements (UDF active carbon filter elements), RO reverse osmosis filter elements and the like.

The current water body filtering filter element is of a cylindrical structure, as shown in the accompanying drawings 6 and 7 of the specification, a metal net is arranged on the water inlet side of the filter element and used for intercepting large-particle impurities, and a drain is arranged on the water inlet side and used for discharging wastewater and particle impurities in filtering water, but the intercepted impurities can be gathered in the metal net due to the fact that the metal net is arranged at a water inlet, the particles intercepted by the metal net can act on the metal net along with water flow under the impact action of the water flow, the metal net is possibly blocked after long-time use, and even metal or stone particles can puncture the metal net, so that the interception effect of the metal net is reduced.

Disclosure of utility model

The utility model aims to provide a multistage filter element structure for water body filtration, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides a multi-stage filter element structure for water body filtration, which comprises the following components:

a plurality of core shells, wherein filter materials are placed in the core shells;

The water inlet is arranged at one end of the core body shell and is used for introducing water into the core body shell;

The sedimentation cavity is positioned at the bottom of the core body shell and communicated with the water inlet side of the filter material so as to collect impurities in the water body.

Preferably, the plurality of core shells comprise a primary core, a secondary core and a tertiary core, and the three cores are sequentially connected together.

Preferably, a cylindrical metal net is arranged in the primary core, a PP cotton filter material is placed on the outer side of the metal net, the PP cotton filter material and the metal net are coaxially arranged, and the axes of the PP cotton filter material and the metal net are positioned on an extension line of the axis of the water inlet;

the sedimentation cavity is communicated with the cylindrical inner cavity of the metal net.

Preferably, the hollow UDF active carbon filter material is placed in the secondary core, the hollow part of the UDF active carbon filter material is communicated with the water inlet of the secondary core, and the precipitation cavity is communicated with the hollow part of the UDF active carbon filter material.

Preferably, the hollow CTO compressed active carbon filter material is arranged in the three-stage core body, the hollow part of the CTO compressed active carbon filter material is communicated with the water inlet of the three-stage core body, and the sedimentation cavity is communicated with the hollow part of the CTO compressed active carbon filter material.

Preferably, the shells of the primary core body, the secondary core body and the tertiary core body comprise an upper shell, a middle shell and a bottom shell, and two ends of the middle shell are respectively connected with the upper shell and the bottom shell through threads;

the water inlet is arranged in the middle of the upper shell, and the water outlet is arranged on the side surface of the upper shell;

The sedimentation chamber is located in the bottom shell.

Preferably, a connecting ring is fixedly arranged at the bottom of the metal net and fixedly connected with the inner side wall of the opening end of the bottom shell.

Preferably, the inner side walls of the open ends of the bottom shell of the secondary core body and the tertiary core body are fixedly provided with supporting rings, and the supporting rings support the core material.

Preferably, a drain outlet is formed in the bottom shell and communicated with the sedimentation cavity, and is used for discharging waste liquid and sediment in the sedimentation cavity.

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

According to the utility model, the sedimentation cavity is arranged at one end of the core body far away from the water inlet, the sedimentation cavity is communicated with the metal side of the metal net, and after the particle impurities such as metal, stone and the like in the water body enter the water inlet side along with the water flow, the particle impurities sink into the sedimentation cavity to be singly sedimentated and collected under the action of the water flow and the gravity of the particle impurities, so that the particle impurities basically cannot puncture or pierce the metal net.

Meanwhile, the precipitation cavity is also communicated with the water inlet side of the filter material on the core body, impurities blocked by the core body can be directly precipitated into the precipitation cavity, and the situation that the water inlet side of the core body is easy to block due to high impurity concentration on the water inlet side of the core body can be avoided when the filter material is used for a long time.

Drawings

FIG. 1 is a block diagram of a multi-stage cartridge of the present utility model;

FIG. 2 is a primary core assurance diagram of the present utility model;

FIG. 3 is a cross-sectional view of a primary core of the present utility model;

FIG. 4 is a cross-sectional view of another core of the present utility model;

FIG. 5 is a schematic representation of particle impurity subsidence in accordance with the present utility model;

FIG. 6 is a prior art block diagram of the present utility model;

fig. 7 is a prior art cross-sectional view of the present utility model.

In the figure, 1, a primary core body; 2, an upper shell, 3, a water inlet, 4, a pipeline, 5, a sewage drain, 6, a secondary core, 7, a tertiary core, 8, a water outlet, 9, a metal net, 91, a connecting ring, 10, a PP cotton filter material, 11, a supporting ring, 12 and a sedimentation cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the drawings, the embodiment discloses a multi-stage filter element structure for water body filtration, as shown in fig. 1, comprising a primary core body 1, a secondary core body 6 and a tertiary core body 7 which are sequentially connected together through a pipeline 4.

The three core shells with the same structure of the primary core 1, the secondary core 6 and the tertiary core 7 are arranged in the core shell, and filter materials for filtering water are arranged in the core shell.

The core body shell comprises an upper shell 2, a middle shell and a bottom shell, wherein the upper ends of the upper shell 2 and the middle shell are connected together through threads, and the bottom shell and the bottom of the middle shell are connected together through threads. The upper shell 2, the middle shell and the bottom shell form a complete core shell structure, as shown in fig. 1-4.

The water inlet 3 is arranged in the middle of the upper end of the upper shell 2, the water inlet 3 is positioned at the highest position of the whole core shell, and the water inlet 3 is communicated with the inside of the core shell, as shown in fig. 3 and 4. A water outlet 8 is arranged on one side surface of the upper shell 2, and the water outlet 8 is used for draining water body passing through the filter material to the outside.

In this embodiment, a sedimentation chamber 12 is further provided, the sedimentation chamber 12 is located in the bottom shell and is communicated with the inner cavity of the middle shell, meanwhile, the sedimentation chamber 12 is also communicated with the water inlet side of the filter material, and the particles and impurities gathered on the water inlet side of the filter material can sink into the sedimentation chamber 12 under the action of gravity.

The filter materials in the primary core 1, the secondary core 6 and the tertiary core 7 are specifically arranged as follows:

The metal net 9 with a hollow cylindrical structure is arranged in the primary core body 1, the metal net 9 is a metal woven net or a metal sintering net or a multi-layer metal superposition net, the frame of the metal net 9 is made of aluminum alloy or 304 stainless steel, and the metal net 9 can filter large-particle impurities such as metal particles, stone particles or worm eggs in water, and perform preliminary and pre-filtration on the water body. The bottom of the metal net 9 is fixedly provided with a connecting ring 91, the connecting ring 91 is fixedly connected with the inner side wall of the opening end of the bottom shell, and the connecting ring 91 is made of aluminum alloy or stainless steel. The connecting ring 91 closes the open side of the bottom shell so that the sedimentation chamber 12 can only communicate with the inner space of the metal mesh 9.

In this embodiment, the metal mesh 9 is only used for filtering solid particle impurities, and basically, the blockage occurs, so that the metal mesh 9 basically does not need to be replaced, and only needs to be disassembled for cleaning. When wasing, rotate the drain pan, dismantle the drain pan from well shell, can take off metal mesh 9 together, wash metal mesh 9, metal mesh 9 adopts independent installation and dismantlement's mode, compares in current integral type filter core, and metal mesh 9 is together fixed with the filter media, inconvenient dismantlement to the metal mesh washs, and this design is more convenient to the washing of metal mesh 9.

The outer side of the metal mesh 9 is provided with a PP cotton filter material 10 as shown in fig. 3. The PP cotton filter material 10 is also of a cylindrical cavity structure, the metal net 9 and the PP cotton filter material 10 are coaxially arranged, and the axes of the metal net 9 and the PP cotton filter material, the extension line of the axis of the water inlet and the axis of the water outlet are positioned on the same straight line.

When the bottom shell is installed on the middle shell, the connecting ring 91 provides upward supporting force for the PP cotton filter material 10, the PP cotton filter material 10 is fixed in the core shell, and the PP cotton filter material 10 is positioned on the outer side of the metal net 9 and wraps the metal net 9.

The water purifying port of the primary core body 1 is connected with an external water pipe, water to be filtered enters into the cylindrical cavity of the metal net 9 inside the primary core body 1 from the water inlet 3, and the water can sequentially pass through the metal net 9 and the PP cotton filter material 10 to the outside under the action of water pressure and is discharged from the water outlet 8 of the primary core body 1. Because the sedimentation chamber 12 is communicated with the cylindrical cavity of the metal net 9 and is positioned at the bottommost part, after the water body enters from the water inlet 3, as shown by an arrow in fig. 5, the particle impurities in the water body flow downwards along with the water flow, the water is discharged after passing through the metal net 9 and the PP cotton filter material 10, and the particle impurities blocked by the metal net 9 can enter the sedimentation chamber 12 under the action of the inertia of the water flow and the self gravity so as to be convenient for collecting the particle impurities. And the impurities are subjected to the inertia force (or flow thrust) of water flow and the gravity force of the impurities in the metal net 9, so that the impurities can be quickly deposited into the deposition cavity 12, and the metal net 9 is hardly blocked by the particle impurities.

As understood from fig. 4, the inside of the secondary core 6 is provided with a UDF activated carbon filter material, the UDF activated carbon filter material has a hollow cylindrical structure, the hollow portion of the UDF activated carbon filter material is communicated with the water inlet of the secondary core 6, and the precipitation cavity 12 is communicated with the hollow portion of the UDF activated carbon filter material. The water inlet of the secondary core 6 is communicated with the water outlet of the primary core 1 through a pipeline 4, water filtered by the primary core 1 enters the secondary core 6 for secondary filtration, water needing secondary filtration enters the hollow part of the UDF active carbon filter material, and the water passes through the UDF active carbon filter material and is discharged from the water outlet of the secondary core 6. The small particle impurities blocked in the hollow part of the UDF activated carbon filter material are precipitated into the precipitation cavity 12, and the principle of the small particle impurities is the same as that of the primary core body, and the description is omitted herein.

The water inlet of tertiary core 7 and the delivery port intercommunication of secondary core 6, and the delivery port of tertiary core 7 is connected with the drain pipe for outside discharge filtered water, the inside of tertiary core 7 has been placed the CTO compression active carbon filter media, and CTO compression active carbon filter media designs to cylindrical cavity (or cavity) structure, and CTO compression active carbon filter media cavity communicates with the water inlet of tertiary core 7, and sedimentation chamber 12 communicates with CTO compression active carbon filter media cavity.

The water body filtered by the secondary core 6 enters the tertiary core 7 for third filtering, the water body required for third filtering enters the hollow part of the CTO compressed active carbon filter material, the water body passes through the CTO compressed active carbon filter material and is discharged from the water outlet of the tertiary core 7, and impurities blocked in the hollow part of the CTO compressed active carbon filter material can be precipitated into the precipitation cavity 12, and the principle is the same as that of the primary core and is not repeated herein.

Based on the above embodiment, since the precipitation cavity is communicated with the water inlet side of the filter material, impurities blocked by the core body can be directly precipitated into the precipitation cavity, and the concentration of the impurities at the water inlet side can be reduced to a certain extent. Compared with the prior art that the water outlet is not arranged on the filtering material, or the water outlet is arranged on the water inlet side, the blocked impurities are precipitated or accumulated on the water inlet side inside the filtering material, so that the blocking of the water inlet side of the filtering material is easily caused, and the impurity precipitation in the scheme of the design directly sinks into the precipitation cavity, so that the occurrence of the condition that the water inlet side of the core is easily blocked due to the high impurity concentration of the water inlet side of the core can be reduced or even avoided during long-time use.

In this embodiment, the UDF activated carbon filter material and the CTO compressed activated carbon filter material adopted are cylindrical structures with diameters of 10cm, and the manufacturing method is the same as that of the existing granular activated carbon filter element and compressed activated carbon filter element, except that the UDF activated carbon filter material and the CTO compressed activated carbon filter material are made into cylindrical structures with openings at both ends.

Specifically, in this embodiment, as shown in fig. 4, the inner side walls of the open ends of the bottom shells of the secondary core 6 and the tertiary core 7 are fixedly provided with support rings 11, a precipitation cavity 12 is formed between the support rings 11 and the bottom shell, and a through hole communicated with the hollow part of the CTO compressed activated carbon filter material and/or the UDF activated carbon filter material is formed in the center of the support rings 11. When the bottom shell is installed on the middle shell, the CTO compressed activated carbon filter material and/or the UDF activated carbon filter material are supported.

In this embodiment, drain 5 has all been seted up on the drain pan of three core, and drain and sedimentation chamber 12 intercommunication are installed to the last valve of installing of drain 5, and when the valve was in the open state, the drain was opened, can discharge waste liquid and precipitate and impurity in the sedimentation chamber 12. When the drain outlet 5 is opened, water flow entering the core flows downwards from the hollow part of the metal mesh 9 or the filter material (CTO compressed activated carbon filter material and/or UDF activated carbon filter material), the flowing direction of the water flow is perpendicular to the flowing direction of the water flow passing through the filter material, namely, when the water flow flows to the drain outlet 5, the hollow side wall of the filter material (CTO compressed activated carbon filter material and/or UDF activated carbon filter material) can be flushed, part of impurities adhered to the side wall of the filter material (CTO compressed activated carbon filter material and/or UDF activated carbon filter material) or the metal mesh 9 can be flushed, and a certain flushing and cleaning effect is provided for the water inlet side of the filter material CTO compressed activated carbon filter material and/or UDF activated carbon filter material or the metal mesh 9.

In a further embodiment, the water outlet of the three-stage core 7 may be further connected to an RO reverse osmosis filter element, which is communicated with the water inlet of the RO reverse osmosis filter element, and directly discharges the direct drinking water outwards, and the RO reverse osmosis filter element is a filter element commonly used for filtering the existing water, and is the same as the prior art, and will not be described herein. When the RO reverse osmosis filter core is connected, the external water pump or the water pipe provides pressure, namely, when the household water is purified, the household tap water has pressure, and the pressure of the RO reverse osmosis filter core can be provided. When the outdoor water pump is used outdoors, the pressure is provided by the external water pump.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multi-stage cartridge structure for water filtration, comprising:

2. The multistage filter element structure for water body filtration of claim 1, wherein the plurality of core bodies comprise a primary core body, a secondary core body and a tertiary core body, and the three core bodies are sequentially connected together.

3. The multistage filter element structure for water body filtration according to claim 2, wherein a cylindrical metal net is arranged in the primary core body, a PP cotton filter material is arranged on the outer side of the metal net, the PP cotton filter material and the metal net are coaxially arranged, and the axes of the PP cotton filter material and the metal net are positioned on an extension line of the axis of the water inlet;

4. The multistage filter element structure for water body filtration of claim 3, wherein the hollow UDF active carbon filter material is placed in the secondary core, the hollow part of the UDF active carbon filter material is communicated with the water inlet of the secondary core, and the sedimentation cavity is communicated with the hollow part of the UDF active carbon filter material.

5. The multistage filter element structure for water body filtration of claim 4, wherein the hollow CTO compressed activated carbon filter material is arranged in the three-stage core body, the hollow part of the CTO compressed activated carbon filter material is communicated with the water inlet of the three-stage core body, and the sedimentation cavity is communicated with the hollow part of the CTO compressed activated carbon filter material.

6. The multi-stage filter element structure for water body filtration according to claim 2, wherein the shells of the primary core body, the secondary core body and the tertiary core body comprise an upper shell, a middle shell and a bottom shell, and two ends of the middle shell are respectively connected with the upper shell and the bottom shell through threads;

The sedimentation chamber is located in the bottom shell.

7. The multistage filter element structure for water body filtration of claim 3, wherein the bottom of the metal net is fixedly provided with a connecting ring, and the connecting ring is fixedly connected with the inner side wall of the opening end of the bottom shell.

8. The multistage filter element structure for water body filtration of claim 5, wherein the inner side walls of the open ends of the bottom shell of the secondary core body and the third core body are fixedly provided with supporting rings, and the supporting rings support the core material.

9. The multistage filter element structure for water body filtration of claim 6, wherein the drain outlet is formed in the bottom shell and communicated with the sedimentation cavity for discharging waste liquid and sediment in the sedimentation cavity.