Air purifier

Abstract

The utility model discloses an air purifier, and relates to the technical field of air purifiers. Comprising a lower shell and an upper shell with a built-in fan, an air outlet is formed in the top of the upper shell, an air inlet hole is formed in the outer wall of the lower shell, a filter element is arranged in the lower shell, a positioning groove is formed in the top of the lower shell, a positioning block capable of being inserted into the positioning groove is fixedly connected to the bottom of the upper shell, and a clamping hole is formed in one side of the positioning block. And a clamping block capable of entering the positioning groove and being clamped into the clamping hole is movably arranged in the lower shell. According to the air purifier, in the using process, limiting of the clamping blocks on the positioning blocks can be relieved by pressing the pressing blocks, the positioning blocks can be conveniently separated from the clamping holes, the upper shell and the lower shell are detached, the purposes of cleaning and replacing the filter element are achieved, and the detaching operation of the upper shell and the lower shell is simple.

Description

Technical Field

[0001] The utility model relates to the technical field of air purifiers, in particular to an air purifier. Background Art

[0002] Air purifier, also known as air cleaner, air freshener and purifier, refers to a household appliance that can absorb, decompose or transform various air pollutants (generally including PM2.5, dust, pollen, odor and decoration pollution such as formaldehyde, bacteria and allergens, etc.), effectively improving the cleanliness of the air. It is mainly divided into household, commercial, industrial and building types.

[0003] In household air purifiers, a lot of dust tends to accumulate on the filter element after being used for a period of time, and regular cleaning and maintenance are required. Some existing air purifiers have an integrated housing, and when replacing the filter element, it is often necessary to unscrew the screws to open the filter element replacement door for replacement, which is complicated to operate and has low replacement efficiency. Utility Model Content

[0004] The utility model provides an air purifier to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air purifier, comprising a lower shell and an upper shell with a built-in fan, the top of the upper shell is provided with an air outlet, the outer wall of the lower shell is provided with an air inlet, the interior of the lower shell is provided with a filter element, the top of the lower shell is provided with a positioning groove, the bottom of the upper shell is fixedly connected with a positioning block that can be inserted into the positioning groove, one side of the positioning block is provided with a clamping hole, and the interior of the lower shell is movably provided with a clamping block that can enter the positioning groove and be clamped into the clamping hole.

[0006] Furthermore, an accommodating groove for accommodating the movement of the card block is provided on an inner wall of one side of the positioning groove, and a sliding groove connected to the accommodating groove is provided on one side of the positioning groove inside the lower shell body, a sliding rod is slidably connected in the sliding groove, the sliding rod is connected to the card block through a connecting rod, and the sliding rod is operated by an operating mechanism.

[0007] Furthermore, the operating mechanism includes a moving rod, a pressing block and a movable rod, the interior of the lower shell is provided with a movable cavity connected with the sliding groove, the internal sliding connection of the movable cavity is connected with a moving rod with an inclined end, the moving rod is hinged with the movable rod, the movable rod is hinged with the sliding rod, one side of the lower shell is provided with a pressing groove connected with the movable cavity, the inner wall of the movable cavity is connected with a pressing block movable in the pressing groove through a telescopic spring, and both sides of the pressing block are provided with slopes that cooperate with the inclined surface of the end of the moving rod to squeeze the moving rod to move.

[0008] Furthermore, the inner side wall of the movable chamber is connected to the moving rod via a return spring.

[0009] Furthermore, the top of the block is in a sloped shape.

[0010] Furthermore, a sealing ring is provided on the top of the lower shell.

[0011] Compared with the prior art, the utility model provides an air purifier having the following beneficial effects: during use of the air purifier, the limit of the positioning block on the card block can be released by pressing the pressing block, which facilitates the positioning block to be disengaged from the card hole, so that the upper shell and the lower shell can be disassembled to achieve the purpose of cleaning and replacing the filter element, and the disassembly operation between the upper shell and the lower shell is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the upper shell and the lower shell of the utility model;

[0014] Figure 3 It is a schematic diagram of the internal structure of the lower shell of the utility model;

[0015] Figure 4 It is an enlarged schematic diagram of output A of the present utility model;

[0016] Figure 5 It is an enlarged schematic diagram of B of the utility model.

[0017] In the figure: 1. lower shell; 2. upper shell; 3. air outlet; 4. air inlet; 5. filter element; 6. positioning groove; 7. positioning block; 8. slide groove; 9. slide rod; 10. connecting rod; 11. accommodating groove; 12. clamping block; 13. moving rod; 14. pressing block; 15. movable cavity; 16. movable rod; 17. reset spring; 18. pressing groove; 19. telescopic spring. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-5The utility model discloses an air purifier, comprising a lower shell 1 and an upper shell 2 with a built-in fan, an air outlet 3 is provided at the top of the upper shell 2, an air inlet 4 is provided on the outer wall of the lower shell 1, a filter element 5 is provided inside the lower shell 1, a positioning groove 6 is provided at the top of the lower shell 1, a positioning block 7 which can be inserted into the positioning groove 6 is fixedly connected to the bottom of the upper shell 2, a clamping hole is provided on one side of the positioning block 7, a clamping block 12 which can enter the positioning groove 6 and be clamped into the clamping hole is movably provided inside the lower shell 1, and an installation groove for installing the filter element 5 is provided at the top of the lower shell 1, and the filter element 5 is inserted into the installation groove.

[0020] Specifically, an accommodating groove 11 for accommodating the movable card block 12 is provided on the inner wall of one side of the positioning groove 6, and a sliding groove 8 connected to the accommodating groove 11 is provided on one side of the positioning groove 6 inside the lower shell 1, and a sliding rod 9 is slidably connected in the sliding groove 8, and the sliding rod 9 is connected to the card block 12 through a connecting rod 10, and the sliding rod 9 is operated by an operating mechanism.

[0021] The operating mechanism includes a moving rod 13, a pressing block 14 and a movable rod 16. The interior of the lower shell 1 is provided with an movable chamber 15 connected to the slide groove 8. The interior of the movable chamber 15 is slidably connected to the moving rod 13 with an inclined end. The moving rod 13 is hinged with the movable rod 16. The movable rod 16 is hinged to the slide rod 9. One side of the lower shell 1 is provided with a pressing groove 18 connected to the movable chamber 15. The inner wall of the movable chamber 15 is connected to the pressing block 14 that moves in the pressing groove 18 through a telescopic spring 19. Both sides of the pressing block 14 are provided with slopes that cooperate with the inclined surface of the end of the moving rod 13 to squeeze the moving rod 13 to move.

[0022] The inner side wall of the movable chamber 15 is connected to the moving rod 13 via a return spring 17 .

[0023] In this embodiment, the movable cavity 15 and the slide groove 8 are arranged perpendicularly, and the slide groove 8 and the receiving groove 11 are arranged parallelly.

[0024] By pressing the pressing block 14, the telescopic spring 19 can be compressed, and the slopes on both sides of the pressing block 14 can be made to contact the end slopes of the moving rod 13, so that the moving rod 13 can move and compress the reset spring 17, and the sliding rod 9 can be driven to move in the sliding groove 8 through the movable rod 16, so that the sliding rod 9 can drive the clamping block 12 to disengage from the clamping hole of the positioning block 7 through the connecting rod 10, so that the limit of the positioning block 7 is released.

[0025] Specifically, the top of the block 12 is in a slope shape.

[0026] In this embodiment, the top height of the clamping block 12 at one end close to the receiving groove 11 is higher than the top height of the end away from the receiving groove 11 .

[0027] The top of the clamping block 12 is inclined, so that when the positioning block 7 is inserted into the positioning groove 6 , the clamping block 12 can be squeezed to enter the receiving groove 11 without affecting the insertion of the positioning block 7 into the positioning groove 6 .

[0028] Specifically, a sealing ring is provided on the top of the lower shell 1.

[0029] To sum up, during the use of the air purifier, the pressing block 14 can be pressed to release the limit of the positioning block 7 by the clamping block 12, so that the positioning block 7 can be easily disengaged from the clamping hole, so that the upper shell 2 and the lower shell 1 can be disassembled to achieve the purpose of cleaning and replacing the filter element 5. The disassembly operation between the upper shell 2 and the lower shell 1 is simple.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An air purifier, comprising a lower housing (1) and an upper housing (2) with a built-in fan, characterized in that: The top of the upper shell (2) is provided with an air outlet (3), the outer wall of the lower shell (1) is provided with an air inlet (4), a filter element (5) is provided inside the lower shell (1), a positioning groove (6) is provided at the top of the lower shell (1), a positioning block (7) which can be inserted into the positioning groove (6) is fixedly connected to the bottom of the upper shell (2), a clamping hole is provided on one side of the positioning block (7), and a clamping block (12) which can enter the positioning groove (6) and be clamped into the clamping hole is movably provided inside the lower shell (1).

2. An air purifier according to claim 1, characterized in that: An accommodating groove (11) for accommodating the movable block (12) is provided on an inner wall of one side of the positioning groove (6); a sliding groove (8) connected to the accommodating groove (11) is provided inside the lower shell (1) and located on one side of the positioning groove (6); a sliding rod (9) is slidably connected in the sliding groove (8); the sliding rod (9) is connected to the block (12) via a connecting rod (10); and the sliding rod (9) is operated by an operating mechanism.

3. An air purifier according to claim 2, characterized in that: The operating mechanism comprises a moving rod (13), a pressing block (14) and a movable rod (16); a movable chamber (15) communicating with a slide groove (8) is provided inside the lower shell (1); the movable chamber (15) is slidably connected to the moving rod (13) with an inclined end; the moving rod (13) is hinged with the movable rod (16); the movable rod (16) is hinged with a slide rod (9); a pressing groove (18) communicating with the moving chamber (15) is provided on one side of the lower shell (1); the inner wall of the moving chamber (15) is connected with a pressing block (14) movable in the pressing groove (18) via a telescopic spring (19); slopes are provided on both sides of the pressing block (14) to cooperate with the inclined surface of the end of the moving rod (13) to squeeze the moving rod (13) to move.

4. An air purifier according to claim 3, characterized in that: The inner side wall of the movable chamber (15) is connected to the moving rod (13) via a return spring (17).

5. An air purifier according to claim 1, characterized in that: The top of the block (12) is in the shape of an inclined surface.

6. An air purifier according to claim 1, characterized in that: A sealing ring is provided on the top of the lower shell (1).

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