CN112413805B

CN112413805B - Self-cleaning air purifier

Info

Publication number: CN112413805B
Application number: CN202011318719.1A
Authority: CN
Inventors: 李翱
Original assignee: China Construction Jiuhe Development Group Co ltd
Current assignee: China Construction Jiuhe Development Group Co.,Ltd.
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-12-21
Anticipated expiration: 2040-11-23
Also published as: CN112413805A

Abstract

The invention is suitable for the technical field of air purification, and particularly relates to a self-cleaning air purifier which comprises a box body, an automatic air inlet dust removal structure, a purification box and an air outlet assembly, wherein the automatic air inlet dust removal structure, the purification box and the air outlet assembly are sequentially arranged in the box body, a drying cavity, a disinfection cavity and a filter cavity are sequentially arranged in the purification box from top to bottom, the drying cavity is communicated with the disinfection cavity through a first electromagnetic valve, the disinfection cavity is communicated with the filter cavity through a one-way valve, the drying cavity and the disinfection cavity are both communicated with the air outlet assembly through connecting pipes, the automatic air inlet dust removal structure is used for filtering air flow and cleaning filtered objects, and the air outlet assembly is used for adjusting air outlet quantity and air outlet direction. The air purifier has the advantages of simple structure, reasonable design, capability of realizing rapid air purification, capability of adjusting air quantity and wind direction, convenience in use, and most importantly, capability of automatically cleaning filter matters accumulated in the air inlet and ensuring smooth air circulation.

Description

Self-cleaning air purifier

Technical Field

The invention belongs to the technical field of air purification, and particularly relates to a self-cleaning air purifier.

Background

An air purifier, also known as an air cleaner, an air freshener, and a purifier, refers to a product capable of adsorbing, decomposing, or converting various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde, and other decoration pollutants, bacteria, allergens, and the like), and effectively improving air cleanliness, and is mainly classified into household, commercial, industrial, and building.

There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. Common air purification techniques are: adsorption technology, negative (positive) ion technology, catalytic technology, photocatalyst technology, superstructure mineralization by light technology, HEPA high efficiency filtration technology, electrostatic precipitation technology, etc.; the material technology mainly comprises the following steps: photocatalyst, active carbon, synthetic fiber, HEPA high-efficiency material, negative ion generator and the like. The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time. The working principle of the air purifier is mainly divided into three types: passive, active passive hybrid. According to the technology of removing particulate matters in air, the air purifier mainly comprises a mechanical filter screen type, an electrostatic electret filter screen type, high-voltage electrostatic dust collection, an anion method, a plasma method and the like.

The existing air purifier is simple in structure, and in a long-time use process, an air inlet of the existing air purifier is easily blocked by a filter, so that the wind resistance is increased, the air output of the existing air purifier can be gradually reduced, the use experience of a user is seriously influenced, the energy consumption is increased, and the air purifier is not environment-friendly.

Disclosure of Invention

An object of an embodiment of the present invention is to provide a self-cleaning air purifier, which aims to solve the problems proposed in the background art.

The embodiment of the invention is realized in such a way that the self-cleaning air purifier comprises a box body, an automatic air inlet and dust removal structure, a purification box and an air outlet assembly, wherein the automatic air inlet and dust removal structure, the purification box and the air outlet assembly are sequentially arranged in the box body, a drying cavity, a disinfection cavity and a filter cavity are sequentially arranged in the purification box from top to bottom, the drying cavity is communicated with the disinfection cavity through a first electromagnetic valve, the disinfection cavity is communicated with the filter cavity through a one-way valve, the drying cavity and the disinfection cavity are both communicated with the air outlet assembly through connecting pipes, the automatic air inlet and dust removal structure is used for filtering air flow and cleaning filtered objects, and the air outlet assembly is used for adjusting air outlet quantity and air outlet direction.

Preferably, automatic air inlet dust removal structure includes clean subassembly and cartridge filter, and the cartridge filter rotates and sets up in the box, and the external diameter of upper end is provided with driven gear, and the embedding is provided with the rotating electrical machines in the box, is fixed with the driving gear in the axis of rotation of rotating electrical machines, and driving gear and driven gear meshing are provided with the mesh on the cartridge filter, and the mesh is used for filtered air, and the cartridge filter lower extreme is connected with the honeycomb duct through sealed bearing, and the honeycomb duct is kept away from the one end and the filter chamber intercommunication of cartridge filter, and clean subassembly is used for cleaing away the attachment of adhering to on the cartridge filter external diameter.

Preferably, clean subassembly includes collection dirt seat and collection dirt dish, the external diameter at the cartridge filter lower extreme is fixed to collection dirt dish, be provided with the multiunit air intake on the collection dirt dish external diameter, be provided with the filter screen in the collection dirt dish, the filter screen is the annular, still be provided with collection dirt fan in the collection dirt dish, one side of collection dirt seat is provided with the collection dirt piece, and opposite side fixedly connected with slider, it is provided with the lead screw to rotate in the box, the lead screw is on a parallel with the axis setting of cartridge filter, and pass through elevator motor drive, the internal fixed guide arm that is provided with of box, the guide arm is on a parallel with the lead screw setting, the slider is connected with the lead screw cooperation, still with guide arm sliding connection, be provided with the power supply unit in the collection dirt seat, power supply unit and collection dirt piece electric connection.

Preferably, a travel switch is arranged at a position of the box body right below the dust collecting seat, and the travel switch is electrically connected with the lifting motor.

Preferably, the air-out subassembly includes air-out fan and guide plate, the air-out fan passes through connecting pipe and dry chamber and disinfection chamber intercommunication, the air outlet of air-out fan is connected with the multistage nozzle stub, connect through the second solenoid valve between the adjacent nozzle stub, guide plate parallel arrangement has the multiunit, and all rotate with the box inner wall and be connected, connect through the connecting rod between the guide plate, be located and be provided with the spout on the guide plate of below, it is provided with electric putter to rotate on the air-out fan, slider and spout sliding connection are passed through to electric putter's the one end of keeping away from the air-out fan, all be provided with an air-out shower nozzle on every nozzle stub, the air-out shower nozzle is just to the guide plate.

Preferably, the box is provided with a protective grating in a sliding mode at one end far away from the air outlet assembly, and a handle is fixed at the upper end of the protective grating.

Preferably, the bottom of the box body is provided with a caster, and a foot brake is arranged on the caster.

The self-cleaning air purifier provided by the embodiment of the invention has the advantages of simple structure, reasonable design, capability of realizing rapid air purification, capability of adjusting air quantity and wind direction, convenience in use, and most importantly, capability of automatically cleaning filtered matters accumulated in the air inlet and ensuring smooth air circulation.

Drawings

Fig. 1 is a schematic structural diagram of a self-cleaning air purifier provided in an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a cross-sectional view of a filter cartridge according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a dust collecting tray according to an embodiment of the present invention.

In the drawings: 1. a box body; 2. a protective grid; 3. a filter cartridge; 4. a handle; 5. a rotating electric machine; 6. a driven gear; 7. a driving gear; 8. a screw rod; 9. a dust collecting base; 10. a dust collecting sheet; 11. a slider; 12. a guide bar; 13. a dust collecting tray; 14. a flow guide pipe; 15. a caster wheel; 16. a lifting motor; 17. a travel switch; 18. a purification box; 19. a filter chamber; 20. a disinfection chamber; 21. a drying chamber; 22. a first solenoid valve; 23. a connecting pipe; 24. a short pipe; 25. a second solenoid valve; 26. an air outlet nozzle; 27. a baffle; 28. an electric push rod; 29. an air outlet fan; 30. a dust collecting fan; 31. filtering with a screen; 32. and an air inlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, the self-cleaning air purifier provided in the embodiment of the present invention is a schematic structural diagram, the self-cleaning air purifier includes a box body 1, an automatic air intake and dust removal structure, a purification box 18, and an air outlet assembly, the automatic air intake and dust removal structure, the purification box 18, and the air outlet assembly are sequentially disposed in the box body 1, a drying chamber 21, a disinfection chamber 20, and a filter chamber 19 are sequentially disposed in the purification box 18 from top to bottom, the drying chamber 21 is communicated with the disinfection chamber 20 through a first electromagnetic valve 22, the disinfection chamber 20 is communicated with the filter chamber 19 through a one-way valve, both the drying chamber 21 and the disinfection chamber 20 are communicated with the air outlet assembly through a connection pipe 23, the automatic air intake and dust removal structure is configured to filter air flow and clean filtered objects, and the air outlet assembly is configured to adjust air outlet amount and air outlet direction.

In one example of the invention, when in use, under the combined action of the automatic air inlet dust removal structure and the air outlet assembly, air enters the box body 1 through the automatic air inlet dust removal structure, the automatic air inlet dust removal structure performs primary filtration on the air entering the box body 1 and conveys the filtered air to the purification box 18, the air firstly passes through the filter cavity 19, the filter element is arranged in the filter cavity 19, the air is secondarily filtered through the filter element, the secondarily filtered air is finally discharged through the air outlet assembly, and a user adjusts the air outlet direction and the air outlet volume through the air outlet assembly according to needs; in the process, the automatic air inlet dust removal structure carries out self-cleaning once at one time interval, so that the stability of air inlet amount is ensured; drying chamber 21 and disinfection chamber 20 all are provided with connecting pipe 23, and drying chamber 21 communicates with disinfection chamber 20 through first solenoid valve 22, consequently if the humidity of air increase, then close first solenoid valve 22, the air is via the antiseptic solution disinfection back in the disinfection chamber 20, directly get into the air-out subassembly, discharge through the air-out subassembly, if need not to adjust air humidity, be provided with the valve in the connecting pipe 23 of being connected with disinfection chamber 20, close the valve, the air after the antiseptic solution disinfection gets into the drying chamber through first solenoid valve 22, finally get into and discharge in the air-out subassembly. The self-cleaning air purifier provided by the embodiment of the invention has the advantages of simple structure, reasonable design, capability of realizing rapid air purification, capability of adjusting air quantity and wind direction, convenience in use, and most importantly, capability of automatically cleaning filtered matters accumulated in the air inlet and ensuring smooth air circulation.

As shown in fig. 1, 2 and 4, as a preferred embodiment of the present invention, the automatic air intake and dust removal structure includes a cleaning assembly and a filter cartridge 3, the filter cartridge 3 is rotatably disposed in a housing 1, an outer diameter of an upper end of the filter cartridge is provided with a driven gear 6, a rotating motor 5 is embedded in the housing 1, a driving gear 7 is fixed on a rotating shaft of the rotating motor 5, the driving gear 7 is engaged with the driven gear 6, a mesh is disposed on the filter cartridge 3 and used for filtering air, a lower end of the filter cartridge 3 is connected with a flow guide pipe 14 through a sealed bearing, one end of the flow guide pipe 14 far away from the filter cartridge 3 is communicated with a filter chamber 19, and the cleaning assembly is used for removing attachments attached to the outer diameter of the filter cartridge 3.

As shown in fig. 1, 2 and 4, as a preferred embodiment of the present invention, the cleaning assembly includes a dust collecting base 9 and a dust collecting tray 13, the dust collecting tray 13 is fixed on the outer diameter of the lower end of the filter cartridge 3, a plurality of sets of air inlets 32 are arranged on the outer diameter of the dust collecting tray 13, a filter screen 31 is arranged in the dust collecting tray 13, the filter screen 31 is ring-shaped, a dust collecting fan 30 is further arranged in the dust collecting tray 13, a dust collecting piece 10 is arranged on one side of the dust collecting base 9, a sliding block 11 is fixedly connected to the other side of the dust collecting base, a screw rod 8 is rotatably arranged in the box 1, the screw rod 8 is arranged parallel to the axis of the filter cartridge 3 and is driven by a lifting motor 16, a guide rod 12 is fixedly arranged in the box 1, the guide rod 12 is arranged parallel to the screw rod 8, the sliding block 11 is connected to the screw rod 8 and is also connected to the guide rod 12 in a sliding manner, a power supply assembly is arranged in the dust collecting base 9, and the power supply assembly is electrically connected to the dust collecting piece 10.

As shown in fig. 1, 2 and 4, as a preferred embodiment of the present invention, a travel switch 17 is disposed on the box 1 at a position directly below the dust collecting base 9, and the travel switch 17 is electrically connected to the lift motor 16.

In an embodiment of the present invention, when in use, air is driven to enter the filter cartridge 3 through the air outlet assembly, the filter cartridge 3 filters air entering the box 1, for impurities with large size such as floccule, the filter cartridge 3 filters the impurities, the filtered air enters the filter cavity 19 through the guide pipe 14, during long-term use, a large amount of attachments are attached to the outer diameter of the filter cartridge 3, at this time, the lifting motor 16 is started, the air outlet assembly is turned off, the lifting motor 16 drives the screw rod 8 to rotate, the slider 11 is driven by the screw rod 8 to reciprocate along the guide rod 12, the power supply assembly supplies power to the dust collecting sheet 10 to attach charges, then the dust collecting sheet 10 is rotated by rotating the motor 1 strip of filter cartridge 3, so that the attachments on the outer diameter of the filter cartridge 3 are adsorbed by the dust collecting sheet 10, when the travel switch 17 detects the dust collecting base 9, lifting motor 16 stall, the air intake 32 that sets up on the collection dirt dish 13 external diameter at this moment scrapes the attachment on with collection dirt piece 10, is scraped the attachment and gets into collection dirt dish 13 in, and collection dirt fan 30 starts, orders about the attachment and attaches to filter screen 31, and after clean the completion, the air-out subassembly restarts to resume normal work.

As shown in fig. 1, as a preferred embodiment of the present invention, the air outlet assembly includes an air outlet fan 29 and a guide plate 27, the air outlet fan 29 is communicated with the drying chamber 21 and the disinfecting chamber 20 through a connecting pipe 23, an air outlet of the air outlet fan 29 is connected with a plurality of short pipes 24, adjacent short pipes 24 are connected through a second electromagnetic valve 25, the guide plates 27 are arranged in parallel and are all rotatably connected with an inner wall of the box body 1, the guide plates 27 are connected through a connecting rod, a chute is arranged on the guide plate 27 located at the lowest position, an electric push rod 28 is rotatably arranged on the air outlet fan 29, one end of the electric push rod 28 far away from the air outlet fan 29 is slidably connected with the chute through a slider, an air outlet nozzle 26 is arranged on each short pipe 24, and the air outlet nozzle 26 is opposite to the guide plate 27.

In an example of the present invention, when in use, the processed air enters the short pipe 24 under the driving of the air outlet fan 29, and a user can control the opening and closing of each second electromagnetic valve 25 as required, so as to control the operation of each air outlet nozzle 26 to realize the adjustment of the air outlet amount; when the air outlet direction needs to be adjusted, the electric push rod 28 is controlled to extend and contract, so that the guide plates 27 are driven to rotate, and all the guide plates 27 are connected through the connecting rods, so that all the guide plates 27 can rotate synchronously, and the adjustment is convenient and quick.

As shown in fig. 1, as a preferred embodiment of the present invention, a protective grille 2 is slidably disposed at one end of the box 1 away from the air outlet assembly, and a handle 4 is fixed at an upper end of the protective grille 2.

In one example of the invention, when in use, in order to prevent sundries from entering the box body 1, the protective grating 2 is arranged at one end of the box body 1 far away from the air outlet assembly in a sliding manner, the handle 4 is fixed at the upper end of the protective grating 2, the arranged protective grating 2 can effectively prevent sundries from entering, and when the structure in the box body 1 needs to be checked or replaced, the protective grating 2 is pulled out from the box body 1 through the handle 4.

As shown in fig. 1, as a preferred embodiment of the present invention, a caster 15 is disposed on the bottom of the case 1, and a foot brake is disposed on the caster 15.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A self-cleaning air purifier is characterized by comprising a box body (1), an automatic air inlet and dust removal structure, a purification box (18) and an air outlet assembly, wherein the automatic air inlet and dust removal structure, the purification box (18) and the air outlet assembly are sequentially arranged in the box body (1), a drying cavity (21), a disinfection cavity (20) and a filter cavity (19) are sequentially arranged in the purification box (18) from top to bottom, the drying cavity (21) is communicated with the disinfection cavity (20) through a first electromagnetic valve (22), the disinfection cavity (20) is communicated with the filter cavity (19) through a one-way valve, the drying cavity (21) and the disinfection cavity (20) are both communicated with the air outlet assembly through a connecting pipe (23), the automatic air inlet and dust removal structure is used for filtering air flow and cleaning filter, and the air outlet assembly is used for adjusting air outlet amount and air outlet direction;

the automatic air inlet dust removal structure comprises a cleaning assembly and a filter cylinder (3), the filter cylinder (3) is rotatably arranged in a box body (1), a driven gear (6) is arranged at the upper end of the filter cylinder (3), a rotating motor (5) is embedded in the box body (1), a driving gear (7) is fixed on a rotating shaft of the rotating motor (5), the driving gear (7) is meshed with the driven gear (6), meshes are arranged on the filter cylinder (3) and used for filtering air, the lower end of the filter cylinder (3) is connected with a flow guide pipe (14) through a sealing bearing, one end, far away from the filter cylinder (3), of the flow guide pipe (14) is communicated with a filter cavity (19), and the cleaning assembly is used for removing attachments attached to the outer diameter of the filter cylinder (3);

the cleaning assembly comprises a dust collecting seat (9) and a dust collecting disc (13), the dust collecting disc (13) is fixed at the lower end of the filter cylinder (3), a plurality of groups of air inlets (32) are formed in the outer diameter of the dust collecting disc (13), a filter screen (31) is arranged in the dust collecting disc (13), a dust collecting fan (30) is further arranged in the dust collecting disc (13), a dust collecting sheet (10) is arranged on one side of the dust collecting seat (9), a sliding block (11) is fixedly connected to the other side of the dust collecting disc, a lead screw (8) is rotatably arranged in the box body (1), the lead screw (8) is arranged in parallel to the axis of the filter cylinder (3) and is driven by a lifting motor (16), a guide rod (12) is fixedly arranged in the box body (1), the guide rod (12) is arranged in parallel to the lead screw (8), the sliding block (11) is connected with the lead screw (8) in a matched manner and is also connected with the guide rod (12) in a sliding manner, a power supply assembly is arranged in the dust collecting seat (9), the power supply component is electrically connected with the dust collecting sheet (10).

2. The self-cleaning air cleaner as claimed in claim 1, wherein a travel switch (17) is provided at a position of the case (1) directly below the dust collecting receptacle (9), the travel switch (17) being electrically connected to the elevating motor (16).

3. The self-cleaning air purifier of claim 1, wherein the air outlet assembly comprises an air outlet fan (29) and a plurality of short pipes (24), the air outlet fan (29) is communicated with the drying chamber (21) and the disinfection chamber (20) through a connecting pipe (23), the air outlet of the air outlet fan (29) is connected with the plurality of short pipes (24), the adjacent short pipes (24) are connected through a second electromagnetic valve (25), the plurality of groups of the short pipes (27) are arranged in parallel and are rotatably connected with the inner wall of the box body (1), the guide plates (27) are connected through a connecting rod, a chute is arranged on the guide plate (27) at the lowest position, an electric push rod (28) is rotatably arranged on the air outlet fan (29), one end of the electric push rod (28) far away from the air outlet fan (29) is slidably connected with the chute through a slide block, and an air outlet nozzle (26) is arranged on each short pipe (24), the air outlet nozzle (26) is opposite to the guide plate (27).

4. The self-cleaning air purifier as claimed in any one of claims 1 to 3, wherein a protective grille (2) is slidably disposed at an end of the housing (1) away from the air outlet assembly, and a handle (4) is fixed at an upper end of the protective grille (2).

5. The self-cleaning air cleaner according to claim 4, wherein casters (15) are provided at the bottom of the case (1), and the casters (15) are provided with footbrakes.