Cleanable filter element for household air purifier

Abstract

The utility model discloses a washable filter element for a household air purifier, and relates to the technical field of filter elements. The air purifier comprises a filter element, a bottom plate and a top plate, a first annular groove is formed in the side, close to the filter element, of the bottom plate, a second annular groove is formed in the side, close to the filter element, of the top plate, the two ends of the filter element are movably clamped in the first annular groove and the second annular groove respectively, an air inlet is formed in the middle of the top plate, and a drain outlet is formed in the middle of the bottom plate. Connecting plates distributed in an annular array are fixedly arranged on the side, close to the filter element, of the bottom plate, through grooves distributed in an annular array are formed in the outer side of the top plate, and one ends of the connecting plates movably penetrate through the through grooves; the limiting disc is moved through the easily-opened protrusion, the limiting disc drives the plug to move out of the drain outlet, then the inner side of the filter element is washed through water flow from the air inlet, impurities of the filter element are washed away through water, the impurities are discharged through the drain outlet, and therefore the situation that sewage is difficult to discharge can be avoided, and the filter element can be conveniently cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of filter elements, in particular to a washable filter element for a household air purifier. Background Art

[0002] Air purifiers that use adsorption technology mainly purify the air through its internal filter element;

[0003] Most existing filter elements only have an air inlet, which makes it inconvenient to clean the inside and difficult to discharge the sewage after cleaning. In view of the above problems, the inventor proposes a washable filter element for household air purifiers to solve the above problems. Utility Model Content

[0004] In order to solve the problem that the sewage after cleaning is difficult to discharge; the purpose of the utility model is to provide a washable filter element for a household air purifier.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: a washable filter element for a household air purifier, comprising a filter element, a bottom plate and a top plate, the filter element being located between the bottom plate and the top plate, the bottom plate being provided with a first annular groove on a side close to the filter element, the top plate being provided with a second annular groove on a side close to the filter element, the two ends of the filter element being movably clamped in the first annular groove and the second annular groove respectively, an air inlet being provided in the middle of the top plate, a sewage outlet being provided in the middle of the bottom plate, a connecting plate distributed in an annular array being fixedly provided on the side of the bottom plate close to the filter element, through grooves distributed in an annular array being provided on the outer side of the top plate, one end of the connecting plate being movably penetrates the through groove, and the inner side of the filter element is flushed from the air inlet by water flow, so that the water flushes the impurities in the filter element clean and discharges them through the sewage outlet, thus making it convenient to clean the filter element.

[0006] Preferably, a symmetrically distributed mounting plate is fixedly provided on one side of the top plate close to the filter element, and a positioning protrusion is provided on the mounting plate, so that the top plate can be conveniently fixed in the mounting groove of the purifier through the mounting plate and the positioning protrusion.

[0007] Preferably, a limiting block is fixedly provided on the top of the connecting plate, one side of the limiting block is in contact with one side of the top plate, and the connecting plate and the top plate can be conveniently connected via the limiting block.

[0008] Preferably, the internal movement of the sewage outlet is penetrated by a plug, and a limit plate is fixedly provided at the bottom end of the plug, and the limit plate can be sealed by the plug.

[0009] Preferably, a barrier net is fixedly provided on the inner side of the air inlet, and the barrier net can prevent larger debris from entering the filter element.

[0010] Preferably, a sealing ring is fixedly provided on the top of the plug, one side of the sealing ring is in contact with one side of the bottom plate, and the sealing ring is a flexible structure, which can be easily taken out from the sewage outlet.

[0011] Preferably, an easy-to-open protrusion is fixedly provided on the outer side of the limiting plate, and the limiting plate can be conveniently moved through the easy-to-open protrusion.

[0012] Preferably, the mounting plate is an elastic structure, and the filter element can be easily disassembled and assembled through elastic deformation of the mounting plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. Move the limit plate through the easy-opening protrusion, and the limit plate drives the blockage to be removed from the sewage outlet. Then, the inner side of the filter element is flushed from the air inlet by water flow, so that the water can flush the impurities in the filter element and discharge it through the sewage outlet. This can avoid the situation where sewage is difficult to discharge, so as to facilitate the cleaning of the filter element;

[0015] 2. Remove the filter element on the bottom plate, insert the new filter element into the first annular groove, clamp the second annular groove of the top plate on the filter element, and at the same time clamp the limit block on the top plate, and connect the bottom plate and the top plate through the connecting plate. This can avoid the filter element from becoming inconvenient to replace after repeated cleaning, thereby achieving the purpose of facilitating the replacement of the filter element. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the structural section of the utility model.

[0019] Figure 3 for Figure 2 A is an enlarged view of the structure.

[0020] Figure 4 It is a schematic cross-sectional view of the top plate and bottom plate structure of the utility model.

[0021] In the figure: 1. filter element; 2. bottom plate; 3. top plate; 4. first annular groove; 5. second annular groove; 6. air inlet; 7. sewage outlet; 8. connecting plate; 9. through groove; 10. limit block; 11. mounting plate; 12. positioning protrusion; 13. plug; 14. limit plate; 15. sealing ring; 16. barrier net; 17. easy-opening protrusion. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example: Figure 1-4 As shown, the utility model provides a technical solution: a washable filter element for a household air purifier, comprising a filter element 1, a bottom plate 2 and a top plate 3, the filter element 1 is located between the bottom plate 2 and the top plate 3, a first annular groove 4 is provided on the side of the bottom plate 2 close to the filter element 1, a second annular groove 5 is provided on the side of the top plate 3 close to the filter element 1, two ends of the filter element 1 are movably clamped in the first annular groove 4 and the second annular groove 5, respectively, an air inlet 6 is provided in the middle of the top plate 3, a sewage outlet 7 is provided in the middle of the bottom plate 2, a connecting plate 8 distributed in an annular array is fixedly provided on the side of the bottom plate 2 close to the filter element 1, through grooves 9 distributed in an annular array are provided on the outer side of the top plate 3, one end of the connecting plate 8 movably penetrates the through groove 9, and the inner side of the filter element 1 is flushed from the air inlet 6 by water flow, so that the water flushes the impurities in the filter element 1 and discharges them through the sewage outlet 7, so that the filter element 1 can be easily cleaned.

[0024] A symmetrically distributed mounting plate 11 is fixedly provided on one side of the top plate 3 close to the filter element 1 , and a positioning protrusion 12 is provided on the mounting plate 11 .

[0025] By adopting the above technical solution, the top plate 3 can be conveniently fixed in the installation groove of the purifier through the installation plate 11 and the positioning protrusion 12.

[0026] A limiting block 10 is fixedly provided on the top of the connecting plate 8 , and one side of the limiting block 10 is in contact with one side of the top plate 3 .

[0027] By adopting the above technical solution, the connection plate 8 and the top plate 3 can be conveniently connected through the limiting block 10 .

[0028] A plug 13 is movably penetrated inside the sewage outlet 7 , and a limit plate 14 is fixedly provided at the bottom end of the plug 13 .

[0029] By adopting the above technical solution, the limiting plate 14 can be blocked by the plug 13 .

[0030] A barrier net 16 is fixedly provided on the inner side of the air inlet 6 .

[0031] By adopting the above technical solution, larger debris can be prevented from entering the filter element 1 through the barrier net 16 .

[0032] A sealing ring 15 is fixedly provided on the top of the plug 13 , and one side of the sealing ring 15 is in contact with one side of the bottom plate 2 .

[0033] By adopting the above technical solution, the sealing ring 15 has a flexible structure and can be easily taken out from the sewage outlet 7.

[0034] An easy-to-open protrusion 17 is fixedly provided on the outer side of the limiting plate 14 .

[0035] By adopting the above technical solution, the limit plate 14 can be conveniently moved through the easy-open protrusion 17.

[0036] The mounting plate 11 is an elastic structure.

[0037] By adopting the above technical solution, the filter element 1 can be easily disassembled and assembled through the elastic deformation of the mounting plate 11 .

[0038] Working principle: First, press the mounting plate 11 to make the mounting plate 11 elastically deformed, and the mounting plate 11 drives the positioning protrusion 12 to move out of the mounting groove of the purifier, and the filter element 1 is taken out of the purifier. Then, the limit plate 14 is moved by the easy-opening protrusion 17, and the limit plate 14 drives the plug 13 to move out of the drain port 7, and then the inner side of the filter element 1 is flushed from the air inlet 6 by water flow, so that the water flushes the impurities of the filter element 1 and discharges them through the drain port 7, so that the filter element 1 can be easily cleaned;

[0039] When the failed filter element 1 needs to be replaced, one end of the connecting plate 8 is moved, and one end of the connecting plate 8 is elastically deformed. The connecting plate 8 drives the limit block 10 to align with the through groove 9, and then the limit block 10 passes through the through groove 9, so that the top plate 3 is removed from the connecting plate 8, and then the filter element 1 on the bottom plate 2 is removed, and then the new filter element 1 is inserted into the first annular groove 4, and then the second annular groove 5 of the top plate 3 is clamped on the filter element 1, and the limit block 10 is clamped on the top plate 3, and the bottom plate 2 and the top plate 3 are connected by the connecting plate 8, so that the filter element 1 can be easily replaced.

[0040] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A washable filter element for a household air purifier, comprising a filter element (1), a bottom plate (2) and a top plate (3), characterized in that: The filter element (1) is located between the bottom plate (2) and the top plate (3); a first annular groove (4) is provided on a side of the bottom plate (2) close to the filter element (1); a second annular groove (5) is provided on a side of the top plate (3) close to the filter element (1); two ends of the filter element (1) are movably mounted in the first annular groove (4) and the second annular groove (5), respectively; an air inlet (6) is provided in the middle of the top plate (3); a sewage outlet (7) is provided in the middle of the bottom plate (2); a connecting plate (8) distributed in an annular array is fixedly provided on a side of the bottom plate (2) close to the filter element (1); through grooves (9) distributed in an annular array are provided on the outer side of the top plate (3); one end of the connecting plate (8) movably passes through the through groove (9).

2. A washable filter element for household air purifier according to claim 1, characterized in that: A symmetrically distributed mounting plate (11) is fixedly provided on one side of the top plate (3) close to the filter element (1), and a positioning protrusion (12) is provided on the mounting plate (11).

3. A washable filter element for household air purifier according to claim 1, characterized in that: A limiting block (10) is fixedly provided on the top end of the connecting plate (8), and one side of the limiting block (10) is in contact with one side of the top plate (3).

4. A washable filter element for household air purifier according to claim 1, characterized in that: A plug (13) is movably penetrated inside the sewage outlet (7), and a limiting plate (14) is fixedly provided at the bottom end of the plug (13).

5. A washable filter element for household air purifier according to claim 1, characterized in that: A barrier net (16) is fixedly provided on the inner side of the air inlet (6).

6. A washable filter element for household air purifier according to claim 4, characterized in that: A sealing ring (15) is fixedly provided at the top end of the plug (13), and one side of the sealing ring (15) is in contact with one side of the bottom plate (2).

7. A washable filter element for household air purifier according to claim 4, characterized in that: An easy-to-open protrusion (17) is fixedly provided on the outer side of the limiting plate (14).

8. A washable filter element for household air purifier according to claim 2, characterized in that: The mounting plate (11) is an elastic structure.

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