Indoor air purification device with low manufacturing cost

Abstract

The utility model provides an indoor air purification device with low cost, which comprises an outer cylinder, a purification component and a fan, the outer cylinder is cylindrical, the bottom of the outer cylinder is through, an air inlet is arranged in the middle of the top of the outer cylinder, the purification component is mounted in the outer cylinder, the fan is arranged at the bottom of the purification component, the outer cylinder is mounted at the top of a base, and an air outlet groove is arranged on the base; when indoor air is purified, the draught fan works to generate airflow, the indoor air is sucked in from the air inlet hole, the indoor air is filtered and purified through the purification assembly, the filtered and purified air is discharged from the air outlet groove in the base, air purification is completed, and the air purifier has the advantages of being simple in structure and low in manufacturing cost.

Description

Technical Field

[0001] The utility model relates to the technical field of air purification, in particular to a low-cost indoor air purification device. Background Art

[0002] Usually in some relatively closed spaces such as homes and offices, in order to improve the air quality in relatively closed environments and to ensure the health and comfort of people living therein, air purification products are mostly used to improve the air quality of the indoor environment. Common air purification products mainly include indoor air purifiers, fresh air air conditioning systems, and carbon bags that can adsorb harmful substances.

[0003] The purification component of the existing air purification device is connected to the outer cylinder as a whole, which makes it inconvenient to install and replace the purification component, resulting in a high overall cost and selling price. In addition, users cannot choose the purification component according to their own purification needs, and the needs of different users cannot be met. Therefore, a low-cost indoor air purification device is proposed. Utility Model Content

[0004] In order to solve at least one of the above-mentioned technical shortcomings, the utility model provides a low-cost indoor air purification device, including: an outer tube, a purification component and a fan, the outer tube is arranged in a cylindrical shape, the bottom is penetrated, and an air inlet hole is arranged in the middle of the top, the purification component is installed inside the outer tube, the bottom of the purification component is provided with a fan, the outer tube is installed on the top of the base, and the base is provided with an air outlet groove.

[0005] Furthermore, the purification component includes at least one filter element, the top of the filter element is penetrated, the outer wall and the bottom are arranged in a mesh shape, a number of mounting blocks are evenly arranged on the top of the outer wall of the filter element, and a number of mounting grooves corresponding to the mounting blocks are evenly arranged on the inner wall of the outer cylinder. The mounting grooves are arranged in a U shape, and the mounting grooves are connected to the mounting blocks. The gap between two adjacent mounting grooves is equal to the length of the mounting block.

[0006] Furthermore, at least two filter elements are provided, and a number of U-shaped grooves corresponding to the mounting blocks are evenly arranged on the top of the inner wall of the filter element, and the U-shaped grooves are connected to the mounting blocks. The filter element located on the inner side is sleeved on the inside of the filter element located on the outer side from top to bottom, and the aperture of the filter element located on the inner side is larger than the aperture of the filter element located on the outer side.

[0007] Furthermore, a sealing component is provided between the top of the filter element and the air inlet.

[0008] Furthermore, the sealing assembly includes a support plate supported on the top of the filter element, the support plate is arranged in a ring shape, the inner edge of the support plate is provided with a flexible ring made of flexible material, the top of the flexible ring is connected to the edge of the air inlet, and a plurality of springs are evenly arranged on the upper surface of the support plate, and the top of the springs is supported on the top wall of the outer cylinder.

[0009] Furthermore, the base includes a disc-shaped support seat, the upper surface of the support seat is provided with an inwardly concave arc-shaped depression, the middle of the depression is provided with a hemispherical protrusion, a mounting ring is provided in the depression, the top of the mounting ring is provided with an annular socket groove which is socketed with the bottom of the outer tube, and a plurality of air outlet grooves are evenly opened on the bottom of the mounting ring.

[0010] Furthermore, the depression is tangent to the protrusion, and the outer edge of the depression is arranged to be inclined upward. Beneficial Effects

[0011] When the indoor air is purified, the fan works to generate airflow, draws the indoor air in from the air inlet, filters and purifies the indoor air through the purification component, and the filtered and purified air is discharged from the air outlet slot on the base to complete the air purification. The advantages are simple structure and low cost.

[0012] When installing the filter element, insert the filter element upward from the bottom of the outer cylinder so that the installation block of the filter element passes through the gap between adjacent installation grooves, and then rotate the filter element to rotate the installation block to the top of the installation groove. Under the action of gravity, the installation block is installed inside the installation groove. The simple structure facilitates the installation and removal of the filter element and makes the filter element easy to replace.

[0013] Equipped with at least two filter elements, when installing the filter element located on the inner side, the filter element located on the inner side is inserted from top to bottom into the interior of the filter element located on the outer side, so that the mounting block of the filter element located on the inner side is installed into the interior of the U-shaped groove of the filter element located on the outer side, and the installation of the adjacent filter elements is completed. Different numbers of filter elements can be installed according to user needs, so as to achieve different purification effects. Products with different numbers of filter elements installed can be sold at different prices; when purifying air, air enters from the air inlet, passes through the inner filter element for the first filtration, and then passes through several layers of outer filter elements in sequence for multiple filtrations, thereby improving the purification efficiency;

[0014] When the filtered air is discharged from the bottom of the fan, the airflow is guided by the depression so that the airflow can be dispersed to the periphery of the base, and the airflow is discharged along the inner wall of the depression and then through the air outlet groove. The setting of the sleeve groove makes the installation of the outer cylinder easy to disassemble; the outer edge of the depression is inclined upward so that the air discharged from the outlet groove can be sprayed upward at an angle. At the same time, the setting of the air outlet groove increases the air flow rate passing through the air outlet groove, causing the air to spray out.

[0015] The realization of the purpose, functional features and advantages of the present invention will be further described in conjunction with embodiments and with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall axonometric drawing of the utility model.

[0017] Figure 2 It is a sectional view of the whole of the utility model.

[0018] Figure 3 It is an axonometric view of the sealing assembly of the utility model.

[0019] Figure 4 Axonometric view of the purification component of the utility model Figure 1 .

[0020] Figure 5 Axonometric view of the purification component of the utility model Figure 2 .

[0021] Figure 6 It is an axonometric view of the base of the utility model.

[0022] Figure 7 It is a cross-sectional view of the outer cylinder of the utility model.

[0023] exist Figures 1 to 7 , the correspondence between the component names or lines and the figure numbers is: outer cylinder 1, air inlet 101, mounting groove 102, purification component 2, filter element 201, mounting block 202, U-shaped groove 203, base 3, support seat 301, recess 302, protrusion 303, mounting ring 304, sleeve groove 341, air outlet groove 342, sealing component 4, support plate 401, flexible ring 402, spring 403, fan 5. DETAILED DESCRIPTION

[0024] Please refer to Figures 1 to 7 ;

[0025] This embodiment provides a low-cost indoor air purification device, referring to Figure 1 and Figure 2 , comprising: an outer tube 1, a purification component 2 and a fan 5, the outer tube 1 is cylindrical, the bottom is penetrated, and an air inlet 101 is provided in the middle of the top, the purification component 2 is installed inside the outer tube 1, the fan 5 is provided at the bottom of the purification component 2, the outer tube 1 is installed on the top of the base 3, and the base 3 is provided with an air outlet groove 342;

[0026] In specific implementation, when purifying the indoor air, the fan 5 works to generate airflow, draws the indoor air in from the air inlet 101, filters and purifies the indoor air through the purification component 2, and the filtered and purified air is discharged from the air outlet groove 342 on the base 3, thereby completing the purification of the air. The advantages are simple structure and low cost.

[0027] For further reference, Figure 2 and Figure 5The purification component 2 includes at least one filter element 201, the top of the filter element 201 is penetrated, and the outer wall and the bottom are arranged in a mesh shape. A plurality of mounting blocks 202 are evenly arranged on the top of the outer wall of the filter element 201, and a plurality of mounting grooves 102 corresponding to the mounting blocks 202 are evenly arranged on the inner wall of the outer cylinder 1. The mounting grooves 102 are arranged in a U shape, and the mounting grooves 102 are connected to the mounting blocks 202. The gap between two adjacent mounting grooves 102 is equal to the length of the mounting blocks 202;

[0028] In specific implementation, the low-profile version is equipped with a filter element 201. When the indoor air is purified, after the air enters from the air inlet 101, the air passes through the filter element 201 and is filtered and purified through the outer wall and bottom of the filter element 201. Only one filter element 201 is provided, which greatly reduces the overall cost and enables the product to be better sold to low-consumption groups.

[0029] When installing the filter element 201, the filter element 201 is inserted upward from the bottom of the outer cylinder 1 so that the mounting block 202 of the filter element 201 passes through the gap between adjacent mounting grooves 102, and then the filter element 201 is rotated so that the mounting block 202 is rotated to the top of the mounting groove 102. Under the action of gravity, the mounting block 202 is installed inside the mounting groove 102. The simple structure facilitates the installation and removal of the filter element 201 and makes the filter element 201 easy to replace.

[0030] For further reference, Figure 2 and Figure 4 , at least two filter elements 201 are provided, and a plurality of U-shaped grooves 203 corresponding to the mounting blocks 202 are evenly provided on the top of the inner wall of the filter element 201, and the U-shaped grooves 203 are connected to the mounting blocks 202, and the filter element 201 located on the inner side is sleeved from top to bottom inside the filter element 201 located on the outer side, and the aperture of the filter element 201 located on the inner side is larger than the aperture of the filter element 201 located on the outer side;

[0031] In specific implementation, the high-end version is equipped with at least two filter cartridges 201. When installing the filter cartridge 201 located on the inner side, the filter cartridge 201 located on the inner side is inserted from top to bottom into the inside of the filter cartridge 201 located on the outer side, so that the mounting block 202 of the filter cartridge 201 located on the inner side is installed into the inside of the U-shaped groove 203 of the filter cartridge 201 located on the outer side, and the installation of adjacent filter cartridges 201 is completed. Different numbers of filter cartridges 201 can be installed according to user needs, so as to achieve different purification effects. Products with different numbers of filter cartridges 201 installed can be sold at different prices.

[0032] When purifying air, air enters from the air inlet 101, passes through the inner filter element 201 for the first filtration, and then passes through several layers of outer filter elements 201 for multiple filtrations in sequence, thereby improving the purification efficiency.

[0033] For further reference, Figure 2 and Figure 3 , a sealing assembly 4 is provided between the top of the filter element 201 and the air inlet 101;

[0034] In a specific implementation, the sealing assembly 4 is provided to prevent unpurified air from leaking from the gaps between adjacent installation slots 102 .

[0035] For further reference, Figure 3 The sealing assembly 4 includes a support plate 401 supported on the top of the filter element 201, the support plate 401 is arranged in an annular shape, the inner edge of the support plate 401 is provided with a flexible ring 402 made of a flexible material, the top of the flexible ring 402 is connected to the edge of the air inlet 101, and a plurality of springs 403 are evenly arranged on the upper surface of the support plate 401, and the top of the spring 403 is supported on the top wall of the outer cylinder 1;

[0036] In a specific implementation, when sealing, the support plate 401 is supported on the top of the plurality of filter elements 201 under the elastic force of the spring 403, and the area between the edge of the air inlet 101 and the outer side of the top of the filter element 201 is sealed and separated by the flexible ring 402 to prevent the leakage of unpurified air from the area;

[0037] The flexible ring 402 is made of elastic rubber.

[0038] For further reference, Figure 6 The base 3 includes a disc-shaped support seat 301, the upper surface of the support seat 301 is provided with an inwardly concave arc-shaped depression 302, the middle of the depression 302 is provided with a hemispherical protrusion 303, a mounting ring 304 is provided in the depression 302, the top of the mounting ring 304 is provided with an annular sleeve groove 341 sleeved with the bottom of the outer tube 1, and a plurality of air outlet grooves 342 are evenly opened at the bottom of the mounting ring 304;

[0039] In a specific implementation, when the filtered air is discharged from the bottom of the fan 5, the airflow is guided by the recess 302 so that the airflow can be dispersed toward the periphery of the base 3, and the airflow is discharged along the inner wall of the recess 302 and then through the air outlet groove 342. The setting of the sleeve groove 341 makes the installation of the outer tube 1 easy to disassemble.

[0040] Furthermore, the recess 302 is tangent to the protrusion 303, and the outer edge of the recess 302 is inclined upward;

[0041] In a specific implementation, the outer edge of the recess 302 is tilted upward so that the air discharged from the outlet slot 342 can be tilted upward. At the same time, through the setting of the outlet slot 342, the air flow rate passing through the outlet slot 342 is increased, causing the air to be ejected.

Claims

1. A low-cost indoor air purification device, comprising: An outer cylinder (1), a purification component (2) and a fan (5), characterized in that: the outer cylinder (1) is cylindrical, has a through bottom and an air inlet (101) in the middle of the top; the purification component (2) is installed inside the outer cylinder (1); the fan (5) is installed at the bottom of the purification component (2); the outer cylinder (1) is installed on the top of a base (3); and the base (3) is provided with an air outlet groove (342); the purification component (2) comprises at least one filter element (201); the top of the filter element (201) is through, the outer wall and the bottom are arranged in a mesh shape; a plurality of mounting blocks (202) are evenly arranged on the top of the outer wall of the filter element (201); a plurality of mounting grooves (102) corresponding to the mounting blocks (202) are evenly arranged on the inner wall of the outer cylinder (1); the mounting grooves (102) are arranged in a U-shape, and the mounting grooves (102) are connected to the mounting blocks (202); and the gap between two adjacent mounting grooves (102) is equal to the length of the mounting blocks (202); At least two filter elements (201) are provided, and a plurality of U-shaped grooves (203) corresponding to the mounting blocks (202) are evenly provided on the top of the inner wall of the filter element (201), the U-shaped grooves (203) are connected to the mounting blocks (202), the filter element (201) located on the inner side is sleeved from top to bottom inside the filter element (201) located on the outer side, and the aperture of the filter element (201) located on the inner side is larger than the aperture of the filter element (201) located on the outer side.

2. A low-cost indoor air purification device according to claim 1, characterized in that: A sealing component (4) is provided between the top of the filter element (201) and the air inlet hole (101).

3. A low-cost indoor air purification device according to claim 2, characterized in that: The sealing assembly (4) comprises a support plate (401) supported on the top of the filter element (201); the support plate (401) is arranged in a ring shape; a flexible ring (402) made of a flexible material is provided on the inner edge of the support plate (401); the top of the flexible ring (402) is connected to the edge of the air inlet hole (101); a plurality of springs (403) are evenly arranged on the upper surface of the support plate (401); the tops of the springs (403) are supported on the top wall of the outer cylinder (1).

4. A low-cost indoor air purification device according to claim 3, characterized in that: The base (3) comprises a disc-shaped support seat (301), the upper surface of the support seat (301) is provided with an inwardly concave arc-shaped depression (302), the middle of the depression (302) is provided with a hemispherical protrusion (303), a mounting ring (304) is provided in the depression (302), the top of the mounting ring (304) is provided with an annular sleeve groove (341) sleeved with the bottom of the outer tube (1), and the bottom of the mounting ring (304) is evenly provided with a plurality of air outlet grooves (342).

5. A low-cost indoor air purification device according to claim 4, characterized in that: The recess (302) is tangent to the protrusion (303), and the outer edge of the recess (302) is arranged to be inclined upward.

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