CN214701135U

CN214701135U - Air purifier

Info

Publication number: CN214701135U
Application number: CN202120707079.7U
Authority: CN
Inventors: 郭建刚; 杨飞
Original assignee: Guangdong Xinbao Electrical Appliances Holdings Co Ltd
Current assignee: Guangdong Xinbao Electrical Appliances Holdings Co Ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-12
Anticipated expiration: 2031-04-07

Abstract

The embodiment of the utility model provides an air purifier, which comprises a shell, a flow guide component, a filtering component and a humidifying component, wherein the flow guide component, the filtering component and the humidifying component are arranged in an inner cavity of the shell; the humidifying component comprises a water tank and humidifying cotton, the water tank is arranged at the top of the inner cavity, an opening at the top end of the water tank is opposite to the air outlet, an air guide channel with an annular cross section is formed between the wall of the water tank and the wall of the inner cavity, and the top end of the air guide channel is communicated with the air outlet; the humidifying cotton is cylindric and sets up in the water tank, and the top of humidifying cotton extends to between wind-guiding passageway and the air outlet for absorb water in the water tank, and carry out the humidification to the air from wind-guiding passageway flow direction air outlet. This air purifier humidification effect is better.

Description

Air purifier

Technical Field

The embodiment of the utility model provides a relate to domestic appliance technical field, especially relate to an air purifier.

Background

Along with the development of the related technology of the air purifier, the functions of the air purifier are diversified more and more, and on the basis of removing harmful substances in the air, part of the air purifiers also have a humidifying function in order to meet the requirement of eliminating the dryness of a room. Chinese utility model patent as the grant publication number CN210220083U discloses a humidification device and clarifier of clarifier, and the humidification device of this clarifier includes the humidification subassembly, and the humidification subassembly includes self priming water pump, centrifugal water pump, connecting pipe, the water inlet of self priming water pump with centrifugal water pump's delivery port passes through the connecting pipe is connected. Although this type of purifier can humidify air, the humidifying structure is complex, the production cost is high, and the humidifying effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that exists among the prior art, the embodiment of the utility model provides an air purifier.

In order to solve the above problem, the embodiment of the present invention provides a technical solution:

an air purifier comprises a shell, and a flow guide assembly, a filtering assembly and a humidifying assembly which are arranged in an inner cavity of the shell, wherein the flow guide assembly is used for guiding air to flow, the filtering assembly is used for filtering air, the top surface of the shell is provided with an air outlet communicated with the inner cavity, and the bottom of the shell is provided with an air inlet communicated with the inner cavity; the humidification assembly includes:

the water tank is arranged at the top of the inner cavity, an opening at the top end of the water tank is opposite to the air outlet, an air guide channel with an annular cross section is formed between the wall of the water tank and the wall of the inner cavity, and the top end of the air guide channel is communicated with the air outlet;

the humidifying cotton is cylindrical and arranged in the water tank, the top of the humidifying cotton extends to the air guide channel and the air outlet, and the humidifying cotton is used for absorbing water from the water tank and humidifying air flowing from the air guide channel to the air outlet. This air purifier humidification effect is better, has saved water pump and sprinkler, and manufacturing cost is lower.

In some embodiments, the top edge of the water tank is close to the top wall of the inner cavity, and the projection of the air outlet in the vertical direction is located within the range of the top opening of the water tank. So, can be through air outlet moisturizing in to the water tank, structural design is ingenious, and convenient to use can show this air purifier's ease for use that improves.

In some embodiments, a first ventilation opening is formed in the wall of the water tank close to the edge of the top end of the water tank, the air guide channel is communicated with the air outlet through the first ventilation opening, and the top end of the humidifying cotton extends to a position close to the first ventilation opening.

In some embodiments, a connecting plate is connected to the top end of the humidifying cotton, the connecting plate is connected to the water tank to fix the humidifying cotton, and a second vent for communicating the first vent with the air outlet is formed in the connecting plate. Can fix the humidification cotton through the connecting plate, avoid influencing the air humidifying effect because of the cotton swing of humidification under the air current effect.

In some embodiments, the wall of the water tank is sequentially provided with a plurality of first ventilation openings along the circumferential direction, the periphery of the connecting plate is provided with a plurality of second ventilation openings, and the first ventilation openings and the second ventilation openings are in one-to-one correspondence. Thus, smooth air flow can be ensured.

In some embodiments, the air outlet is a grid-shaped or latticed air outlet, and the top surface of the housing is gradually recessed in the process of extending from at least the periphery of the air outlet to the middle part, so as to form a flow guide surface converging to the middle part. When moisturizing in to the water tank, can directly topple over water on the top surface of casing, under the guide of water conservancy diversion face, water gathers and is continuous to leak into the water tank from the air outlet in the middle part, can avoid the rivers to spill over.

In some embodiments, the outlet is annular and the top surface of the housing is upwardly domed at least in a central region surrounded by the annular shape. Like this, can guarantee that grid form or latticed air outlet has higher structural strength, and can avoid the top surface middle part ponding of casing when moisturizing to the water tank.

In some embodiments, the inner cavity comprises a first chamber, a second chamber and a third chamber which are sequentially arranged from top to bottom, the humidifying component is arranged in the first chamber, the flow guide component is arranged in the second chamber, and the filtering component is arranged in the third chamber. Not only can avoid impurities in the air from accumulating on the flow guide assembly, but also can avoid the contact of wet air with the filter assembly and the flow guide assembly.

In some embodiments, the area of the bottom surface of the first chamber surrounding the water tank is recessed to form a water collection groove, and one or more third air vents are arranged at the position of the bottom surface of the first chamber, which is adjacent to the inner periphery of the water collection groove, so as to communicate the air guide channel with the second chamber. The water collecting tank can effectively collect overflowed water in the water tank, and the water is prevented from overflowing to the second chamber.

In some embodiments, the third chamber is communicated with the second chamber through a fourth air inlet located on the top wall of the third chamber, and an air inlet is formed in the side wall of the third chamber along the circumferential direction;

air purifier still includes the thick effect filter screen of cylindric, thick effect filter screen sets up air intake department and with the casing links up in order to form whole outward appearance face, filter assembly is the cylindric, filter assembly's top is supported closely the roof of third chamber, just fourth wind gap projection in vertical direction is located the filter assembly within range. The air purifier has neat and beautiful appearance and better purification effect.

The utility model discloses air purifier, the cotton bottom of humidification can submerge under the surface of water tank, and under capillary phenomenon's effect, water can infiltrate the top of sponge, has saved water pump and sprinkler, is of value to reduction in production cost, and the air that flows to the air outlet from the wind-guiding passageway can be followed 360 or be close to 360 and the sponge contact, realizes carrying out the purpose of humidification to the air, and area of contact is great, and the humidification effect is better.

Drawings

Fig. 1 is a cross-sectional view of an air purifier according to an embodiment of the present invention;

fig. 2 is a perspective cross-sectional view of an air purifier according to an embodiment of the present invention;

fig. 3 is a partial cross-sectional view of an air purifier according to an embodiment of the present invention;

fig. 4 is an exploded view of a part of the structure of an air cleaner according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a filtering assembly and a coarse filter of an air purifier according to an embodiment of the present invention.

Description of reference numerals:

10-a housing; 11-an air inlet; 12-an air outlet; 13-a first chamber; 14-a second chamber; 15-a third chamber; 16-a wind guide channel; 17-a water collecting tank; 18-a third vent; 19-a fourth vent;

20-a humidifying assembly; 21-a water tank; 22-humidifying cotton; 23-a connecting plate; 24-a first vent; 25-a second vent;

30-a flow guide assembly;

41-a filter assembly; 42-coarse filter screen.

Detailed Description

Various aspects and features of the present application are described herein with reference to the drawings.

It will be understood that various modifications may be made to the embodiments of the present application. Accordingly, the foregoing description should not be construed as limiting, but merely as exemplifications of embodiments. Those skilled in the art will envision other modifications within the scope and spirit of the application.

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and, together with a general description of the application given above and the detailed description of the embodiments given below, serve to explain the principles of the application.

These and other characteristics of the present application will become apparent from the following description of preferred forms of embodiment, given as non-limiting examples, with reference to the attached drawings.

It is also to be understood that although the present application has been described with reference to some specific examples, those skilled in the art are able to ascertain many other equivalents to the practice of the present application.

The above and other aspects, features and advantages of the present application will become more apparent in view of the following detailed description when taken in conjunction with the accompanying drawings.

Specific embodiments of the present application are described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the application, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the application of unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present application in virtually any appropriately detailed structure.

The specification may use the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the application.

Referring to fig. 1 to 4, an embodiment of the present invention provides an air purifier, which includes a housing 10, a flow guide assembly 30, a filter assembly 41, and a humidifying assembly 20, wherein the flow guide assembly 30, the filter assembly 41, and the humidifying assembly 20 are disposed in an inner cavity of the housing 10, an air outlet 12 communicated with the inner cavity is disposed on a top surface of the housing 10, and an air inlet 11 communicated with the inner cavity is disposed at a bottom of the housing 10; the flow guide assembly 30 is used for guiding air to flow into the inner cavity of the housing 10 from the air inlet 11, flow from the air inlet 11 to the air outlet 12 in the inner cavity, and finally flow out through the air outlet 12; specifically, the flow directing assembly 30 may include, for example, a fan; the filter assembly 41 is used for filtering air; the humidifying component 20 comprises a water tank 21 and humidifying cotton 22, the water tank 21 is arranged at the top of the inner cavity, an opening at the top end of the water tank 21 is opposite to the air outlet 12, an air guide channel 16 with an annular cross section is formed between the wall of the water tank 21 and the wall of the inner cavity, and the top end of the air guide channel 16 is communicated with the air outlet 12; the humidifying cotton 22 is cylindrical and arranged in the water tank 21, and the top of the humidifying cotton 22 extends between the air guide channel 16 and the air outlet 12, so as to absorb water from the water tank 21 and humidify air flowing from the air guide channel 16 to the air outlet 12.

The utility model discloses air purifier, the bottom of humidification cotton 22 can submerge under the surface of water tank 21, and under capillary phenomenon's effect, water can infiltrate the top of sponge, has saved water pump and sprinkler, is of value to reduction in production cost, and the air that flows to air outlet 12 from wind-guiding passageway 16 can be followed 360 or be similar to 360 and sponge contact, realizes carrying out the purpose of humidification to the air, and area of contact is great, and the humidification effect is better.

As shown in fig. 3 and 4, in some embodiments, the top edge of the water tank 21 is close to the top wall of the inner cavity, the projection of the air outlet 12 in the vertical direction is located in the range of the top opening of the water tank 21, a first vent 24 is opened on the wall of the water tank 21 near the top edge thereof, the air guide channel 16 is communicated with the air outlet 12 through the first vent 24, and the top end of the humidification cotton 22 extends to a position near the first vent 24. Like this, when water tank 21 lacks water, need not to take out water tank 21 from casing 10 in, can be through air outlet 12 moisturizing in to water tank 21, structural design is ingenious, and convenient to use can show this air purifier's ease for use that improves.

In some embodiments, the air outlet 12 is a grid-shaped or grid-shaped air outlet 12, and the top surface of the housing 10 is gradually concave from at least the periphery of the air outlet 12 to the middle portion thereof, so as to form a flow guiding surface converging to the middle portion. When water is supplemented into the water tank 21, water can be directly poured on the top surface of the shell 10, and under the guidance of the flow guide surface, the water is converged towards the middle part and continuously leaks into the water tank 21 from the air outlet 12, so that water overflow and spilling can be avoided.

In some embodiments, the outlet 12 may have a ring shape, and the top surface of the housing 10 is raised upward at least in a central region surrounded by the ring-shaped outlet 12. Like this, can guarantee that grid form or latticed air outlet 12 has higher structural strength, and can avoid casing 10's top surface middle part ponding when moisturizing to water tank 21. Taking the top surface of the casing 10 as a circle, the air outlet 12 can be a grid-shaped air outlet 12, the air outlet 12 can be circular, the middle part of the air outlet 12 is provided with a circular shell plate, the air outlet 12 is surrounded by a circular shell plate, grid bars of the grid can be arranged along the radial direction, two ends of the grid bars are respectively connected with the circular shell plate and the circular shell plate, and the circular shell plate and a part of grid bars close to the circular shell plate are raised upwards to avoid water accumulation on the circular shell plate.

In some embodiments, the top end of the humidifying cotton 22 is connected to a connecting plate 23, the connecting plate 23 is connected to the water tank 21 to fix the humidifying cotton 22, and the connecting plate 23 is provided with a second vent 25 for communicating the first vent 24 with the air outlet 12. Take water tank 21 to be the inverse circular truncated cone shape as an example, this water tank 21's top end opening department can be provided with an annular step portion, and this connecting plate 23 is whole can be circular or be similar to circular, and connecting plate 23 can the joint in annular step portion department with water tank 21 fixed connection, realizes fixed humidification cotton 22's purpose, avoids influencing the air humidifying effect because of humidification cotton 22 swings under the air current effect.

In some embodiments, a plurality of first ventilation openings 24 are sequentially arranged on the wall of the water tank 21 along the circumferential direction, a plurality of second ventilation openings 25 are arranged at the periphery of the connecting plate 23, and the first ventilation openings 24 correspond to the second ventilation openings 25 one by one. For example, four first ventilation openings 24 may be uniformly arranged on the wall of the water tank 21 along the circumferential direction, the first ventilation openings 24 may be in a strip shape, four second ventilation openings 25 may be uniformly arranged on the periphery of the connecting plate 23, and the positions and the opening widths of the first ventilation openings 24 and the second ventilation openings 25 are all in one-to-one correspondence. Thus, smooth air flow can be ensured.

As shown in fig. 1 and 2, in some embodiments, the inner cavity includes a first chamber 13, a second chamber 14, and a third chamber 15 arranged in sequence from top to bottom, the humidifying assembly 20 is disposed in the first chamber 13, the flow guide assembly 30 is disposed in the second chamber 14, and the filtering assembly 41 is disposed in the third chamber 15. The air current gets into third chamber 15 from air intake 11, form clean air entering second chamber 14 after filter assembly 41 filters, can avoid the impurity in the air to gather on water conservancy diversion subassembly 30, make water conservancy diversion subassembly 30 can keep good water conservancy diversion effect, then the air current gets into first chamber 13 through second chamber 14, discharge through air outlet 12 after the humidification of humidification subassembly 20 promptly, can avoid humid air and filter assembly 41 and water conservancy diversion subassembly 30 contact, can keep the filter effect of filter assembly 41, also can avoid humid air to corrode the metalwork on the water conservancy diversion subassembly 30.

In some embodiments, the bottom surface of the first chamber 13 is recessed to form a water collection groove 17 around the area of the water tank 21, and one or more third ventilation openings 18 are provided at the bottom surface of the first chamber 13 adjacent to the inner periphery of the water collection groove 17 to communicate the air guide passage 16 with the second chamber 14. Specifically, for example, the first chamber 13 is cylindrical, a circular through hole may be formed in the bottom surface of the first chamber 13, an area of the bottom surface of the first chamber 13 adjacent to the through hole may be turned upwards, so that a water collection tank 17 surrounding the through hole is formed on the bottom surface of the first chamber 13, the water tank 21 may be disposed above the through hole, one or more notches may be formed at an edge of the through hole, so as to form a third air outlet 18 through the one or more notches, so that the third air outlet 18 is located above the water collection tank 17, and water overflowing from the water collection tank 21 may be effectively collected through the water collection tank 17, thereby preventing the water from overflowing to the second chamber 14.

In an optional embodiment, the water tank 21 may further be provided with a sensor connected to a controller of the air purifier, and the sensor is configured to send a signal to the controller when sensing that the liquid level in the water tank 21 is lower than the first threshold or higher than the second threshold, and the controller controls the indicator to perform an indication operation. The indicator may be, for example, a buzzer, an indicator light, or a display screen. Therefore, the water tank 21 can remind the user of timely water supplement when the water tank is short of water, and the water tank 21 can remind the user of stopping water supplement after the water tank is full of water, so that water is prevented from overflowing to the outside of the water tank 21.

As shown in fig. 1, fig. 2 and fig. 5, in some embodiments, a fourth air inlet 19 is disposed on the top wall of the third chamber 15, the third chamber 15 is communicated with the second chamber 14 through the fourth air inlet 19, and an air inlet 11 is disposed on the side wall of the third chamber 15 along the circumferential direction; the air purifier also comprises a cylindrical coarse filter screen 42, and the coarse filter screen 42 is arranged at the air inlet 11 and is connected with the shell 10 to form an integral appearance surface, so that the appearance of the air purifier is neat and beautiful; the filter assembly 41 is cylindrical, the top end of the filter assembly 41 is close to the top wall of the third chamber 15, and the projection of the fourth ventilation opening 19 in the vertical direction is located within the range of the filter assembly 41. So, can filter the great impurity of size such as hair, piece in the air through coarse filter screen 42, avoid blockking up filtering component 41, the air after coarse filter screen 42 filters all need to pass through the filter core after filtering, just can get into second cavity 14 through fourth wind gap 19 for this air purifier has better purifying effect.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. An air purifier comprises a shell, and a flow guide assembly, a filter assembly and a humidifying assembly which are arranged in an inner cavity of the shell, wherein the flow guide assembly is used for guiding air to flow, and the filter assembly is used for filtering air; the humidification assembly includes:

the humidifying cotton is cylindrical and arranged in the water tank, the top of the humidifying cotton extends to the air guide channel and the air outlet, and the humidifying cotton is used for absorbing water from the water tank and humidifying air flowing from the air guide channel to the air outlet.

2. The air purifier of claim 1, wherein a top edge of the water tank is proximate to a top wall of the inner chamber, and a projection of the air outlet in a vertical direction is within a range of a top opening of the water tank.

3. The air purifier as claimed in claim 2, wherein a first ventilation opening is formed in a wall of the water tank near an edge of a top end of the water tank, the air guide channel is communicated with the air outlet through the first ventilation opening, and the top end of the humidifying cotton extends to a position near the first ventilation opening.

4. The air purifier of claim 3, wherein a connecting plate is connected to the top end of the humidifying cotton, the connecting plate is connected to the water tank to fix the humidifying cotton, and a second vent for communicating the first vent and the air outlet is formed in the connecting plate.

5. The air purifier as claimed in claim 4, wherein the wall of the water tank is sequentially provided with a plurality of first ventilation openings along a circumferential direction, the periphery of the connecting plate is provided with a plurality of second ventilation openings, and the first ventilation openings and the second ventilation openings are in one-to-one correspondence.

6. The air purifier of claim 1, wherein the air outlet is a grille-like or grid-like air outlet, and the top surface of the housing is at least gradually recessed from the periphery of the air outlet to the middle portion thereof in a process of extending to form a flow guide surface converging to the middle portion.

7. The air cleaner of claim 6, wherein the outlet is annular, and the top surface of the housing is upwardly bulged at least in a central region surrounded by the annular shape.

8. The air purifier of claim 1, wherein the inner chamber comprises a first chamber, a second chamber and a third chamber arranged in sequence from top to bottom, the humidifying component is disposed in the first chamber, the flow guide component is disposed in the second chamber, and the filtering component is disposed in the third chamber.

9. The air purifier of claim 8, wherein the area of the bottom surface of the first chamber surrounding the water tank is recessed to form a water collection groove, and one or more third ventilation openings are formed in the bottom surface of the first chamber at a position adjacent to the inner periphery of the water collection groove to communicate the air guide channel with the second chamber.

10. The air purifier as claimed in claim 8, wherein the third chamber is communicated with the second chamber through a fourth ventilation opening at a top wall of the third chamber, and an air inlet is formed in a side wall of the third chamber along a circumferential direction;

air purifier still includes the thick effect filter screen of cylindric, thick effect filter screen sets up air intake department and with the casing links up in order to form whole outward appearance face, filter assembly is the cylindric, filter assembly's top is supported closely the roof of third chamber, just fourth wind gap projection in vertical direction is located the filter assembly within range.