Filter structure

Abstract

The utility model discloses a filter structure which comprises a shell, a water outlet hole is formed in the end part of the shell, and a plurality of filter discs are sequentially stacked in the shell; a storage concave cavity with an opening in the top surface is formed in the filter disc, and a water guide hole is formed in the bottom wall of the storage concave cavity; filtering particles are arranged in the storage concave cavity; the adjacent filtering discs are stacked and the filtering particles are limited. According to the utility model, the structural arrangement is reasonable, the plurality of filtering discs which are sequentially stacked are arranged in the shell, when water pressure enters the shell, the filtering discs cannot incline or shift, the effectiveness of filtering particles in each filtering disc can be ensured, the filtering particles are prevented from being mixed with one another, the filtering stability and reliability are favorably improved, the applicability is strong, and the practicability is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of water filtration, and particularly relates to a filter structure. Background Art

[0002] In the prior art, in order to realize the function of filtering water for a shower head or a faucet, a filter is generally arranged inside the shower head or at the water outlet end of the faucet. The filter mainly fills the inside of a housing with filterable mineral particles, and water is discharged outward after passing through the mineral particles, so as to achieve the filtering effect. Although it can meet the usage requirements in general situations, it is mostly limited by a perforated flat plate. When water pressure enters during use, the perforated flat plate is prone to displacement or shaking, resulting in the movement of the mineral particles or the mixing of multiple layers of minerals, thus affecting the filtering stability and filtering effect. Therefore, its applicability and practicality are limited. Content of the Utility Model

[0003] The purpose of the utility model is to provide a filter structure with reasonable structural settings and conducive to improving the filtering stability.

[0004] The technical solution for realizing the purpose of the utility model is a filter structure, including a housing, an end of the housing is provided with a water outlet hole, and a plurality of filter disks are sequentially stacked inside the housing;

[0005] A placement cavity with an open top surface is arranged inside the filter disk, and a water guiding hole is arranged on the bottom wall of the placement cavity;

[0006] Filter particles are arranged inside the placement cavity;

[0007] Adjacent filter disks are stacked to limit the filter particles.

[0008] Further preferably: the outer diameter of the filter disk matches the inner diameter of the housing;

[0009] The filter disk is inside the housing and the edge of the filter disk is attached to the inner wall of the housing.

[0010] Further preferably: a limiting support frame and a filter mesh layer are arranged on the top surface of the topmost filter disk and the bottom surface of the lowermost filter disk;

[0011] The limiting support frame at the top is threadedly connected to the housing;

[0012] A through hole is arranged at the center of the limiting support frame, and water flows through the limiting support frame, the filter mesh layer, then through the stacked filter disks in sequence and flows out from the water outlet hole.

[0013] Further preferably: the overall height of a plurality of filter disks matches the depth of the inner cavity of the housing.

[0014] Further preferably, the filter disc is a plastic structure or an aluminum structure.

[0015] The utility model has positive effects: The structure of the utility model is reasonably arranged. It is provided with several filter discs stacked in sequence in the outer shell. When water pressure enters, it will not cause the filter discs to tilt or shift, which can ensure the effectiveness of the filtering particles in each filter disc, avoid mutual confusion, is conducive to improving the filtering stability and reliability, and has strong applicability and good practicability. Description of the Drawings

[0016] In order to make the content of the utility model easier to be clearly understood, the following further details the utility model according to specific embodiments and in conjunction with the drawings, where:

[0017] Figure 1 is a structural schematic diagram of the utility model;

[0018] Figure 2 is a split structural schematic diagram of the utility model;

[0019] Figure 3 is a sectional structural schematic diagram of the utility model;

[0020] Figure 4 is a specific structural schematic diagram of the filter disc in the utility model;

[0021] Figure 5 is a specific structural schematic diagram of the outer shell in the utility model.

[0022] Reference numerals: outer shell 1, water outlet hole 2, filter disc 3, placement cavity 4, water guiding hole 5, limiting support frame 6, filter mesh layer 7, through hole 8. Specific Embodiments

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the utility model. Embodiment

[0024] See Figures 1 to 5 As shown, a filter structure includes an outer shell 1. A water outlet hole 2 is provided at the end of the outer shell. Several filter discs 3 are stacked in sequence in the outer shell. In this embodiment, the outer shell can be a plastic structure or an aluminum structure diagram, and the filter disc is a plastic structure or an aluminum structure. When in use, the outer shell can be connected to a shower head or a faucet, etc., so as to achieve the filtering operation.

[0025] In the actual application process, a storage cavity 4 with an open top surface is arranged in the filter disc, and a water guide hole 5 is arranged on the bottom wall of the storage cavity; and filter particles are arranged in the storage cavity; during use, adjacent filter discs are stacked and the filter particles are limited. The filter particles on each filter disc can be the same or different, and the filter particles are activated carbon, filter sand, filter stones, etc.

[0026] In the actual application process, the outer diameter of the filter disc matches the inner diameter of the outer shell; the filter disc is located inside the outer shell and the edge of the filter disc is attached to the inner wall of the outer shell. Through the above structure, the filter disc can be effectively prevented from tilting or shifting, so that different filter particles can be effectively separated, and there will be no confusion of filter particles, which is beneficial to improving the filtering stability and reliability.

[0027] At the same time, a limiting support frame 6 and a filter mesh layer 7 are arranged on the top surface of the topmost filter disc and the bottom surface of the bottommost filter disc; the topmost limiting support frame is threadedly connected to the outer shell; a through hole 8 is arranged at the center of the limiting support frame, and the water flow passes through the limiting support frame and the filter mesh layer and then passes through the stacked filter discs in sequence and flows out from the water outlet hole. Through the above structure, the filter disc can be effectively limited to prevent it from loosening, falling off, tilting or shifting.

[0028] In the actual application process, the overall height of several filter discs matches the inner cavity depth of the outer shell. It is beneficial to improve the filtering effect and has strong practicability.

[0029] The utility model has positive effects: The structure of the utility model is reasonably arranged. It is provided with several filter discs stacked in sequence inside the outer shell. When water pressure enters, it will not cause the filter discs to tilt or shift, which can ensure the effectiveness of the filter particles in each filter disc, avoid mutual confusion, is beneficial to improving the filtering stability and reliability, and has strong applicability and good practicability.

[0030] The standard parts used in this embodiment can be directly purchased from the market, and the non-standard structural components described in the instruction manual can also be directly processed without doubt according to the existing technical knowledge. At the same time, the connection methods of each component adopt the mature conventional means in the existing technology, and the machinery, parts and equipment all adopt the conventional models in the existing technology, so no specific description will be made here.

[0031] Obviously, the above embodiments of the present utility model are merely examples for clearly illustrating the present utility model, rather than limitations on the implementation manners of the present utility model. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to enumerate all implementation manners here. And these obvious changes or modifications derived from the essential spirit of the present utility model still fall within the protection scope of the present utility model.

Claims

1. A filter structure, comprising a housing, and a water outlet hole is provided at an end of the housing, characterized in that: A number of filter discs are stacked in sequence inside the outer shell; A storage cavity with an open top surface is arranged inside the filter disc, and water guiding holes are arranged on the bottom wall of the storage cavity; Filter particles are arranged inside the storage cavity; Adjacent filter discs are stacked to limit the filter particles.

2. The filter structure according to claim 1, wherein: The outer diameter of the filter disc matches the inner diameter of the outer shell; The filter disc is inside the outer shell, and the edge of the filter disc is attached to the inner wall of the outer shell.

3. A filter structure according to claim 1, characterized in that: Limit support frames and filter mesh layers are arranged on the top surface of the topmost filter disc and the bottom surface of the bottommost filter disc; The limit support frame at the top is threadedly connected to the outer shell; A through hole is arranged at the center of the limit support frame, and water flows through the limit support frame, the filter mesh layer, then through the stacked filter discs in sequence and flows out from the water outlet hole.

4. A filter structure according to claim 1, characterized in that: The overall height of a number of filter discs matches the depth of the inner cavity of the outer shell.

5. The filter structure according to claim 1, wherein: The filter disc is a plastic structure or an aluminum structure.

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