CN212962112U

CN212962112U - Air purifier

Info

Publication number: CN212962112U
Application number: CN202021865777.1U
Authority: CN
Inventors: 刘世波
Original assignee: Dongguan Estin Home Products Co ltd
Current assignee: Dongguan Estin Home Products Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-13
Anticipated expiration: 2030-08-31

Abstract

The utility model belongs to the technical field of air purification, in particular to an air purifier, which comprises an air filter and an outer cover covering the air filter, wherein the side wall of the outer cover is provided with an air inlet hole, and the top of the outer cover is provided with an air outlet hole; an air draft device is arranged above the air filter, a UV lamp is arranged on the air draft device, and the air draft device is positioned below the air outlet; the air filter comprises a base plate, an upper fixing ring and a filter element, wherein a lower fixing groove is formed in the base plate, and the upper end and the lower end of the filter element are respectively fixedly connected with the upper fixing ring and the lower fixing groove through hot melt adhesives; the air draft device comprises an annular upper cover covered on the upper fixing ring, a fixing frame arranged on the inner ring position of the annular upper cover and a fan rotatably arranged on the fixing frame, and power supply contact points which are arranged correspondingly to each other are arranged on the upper fixing ring and the annular upper cover. The utility model discloses overall structure design is simple, the equipment is convenient, occupation space is little, low in manufacturing cost and air purification is efficient, the purification quality is good, is fit for using widely.

Description

Air purifier

Technical Field

The utility model belongs to the technical field of air purification, especially, relate to an air purifier.

Background

An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a product capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde, bacteria, allergen and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building. There are a number of different technologies and media in conventional air purifiers that allow it to provide clean and safe air to a user. Common air purification techniques are: adsorption technology, anion 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, HEAP high-efficiency material, negative ion generator, etc.

Air purifier often uses adopts compound structure more, adopts multiple purification technique and material medium etc. simultaneously promptly, must cause air purifier's manufacturing cost height, loaded down with trivial details and assemble inconvenience like this, occupation space is big, and be not convenient for according to drawbacks such as concrete situation of use and convenient moving. Though there is miniaturization, desktop air purifier on the market now, its simple structure, low in manufacturing cost, this type of air purifier exists air purification effect and is not ideal, and purification rate is low, and the function is comparatively single etc. drawback, is unfavorable for using widely.

Therefore, how to design an air purifier with low cost, convenient assembly, good purification effect and diversified functions has become an urgent issue to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air purifier aims at solving among the prior art air purifier with high costs and has the loaded down with trivial details and assemble inconveniently, and occupation space is big, and is not convenient for according to concrete behaviour in use and drawback such as convenient moving, perhaps solves among the prior art air purifier that the cost is low and has air purification effect not ideal, purifies speed low, and the technical problem of drawback such as function comparatively single.

In order to achieve the above object, an embodiment of the present invention provides an air purifier, which comprises an air filter and an outer cover covering the air filter, wherein the air inlet hole is opened on the side wall of the outer cover, and the air outlet hole is opened on the top of the outer cover.

Optionally, an air draft device is arranged above the air filter and is positioned below the air outlet; and the air draft device is provided with a UV lamp. This structural design is in under updraft ventilator's suction, external air is followed the fresh air inlet gets into, the process air cleaner's filtration reaches follow after the UV lamp disinfection the exhaust vent discharges the air that purifies.

Optionally, the air filter comprises a chassis, an upper retaining ring, and a filter cartridge; and the upper end and the lower end of the filter element are respectively fixedly connected with the upper fixing ring and the lower fixing groove through hot melt adhesives. The structural design plays a role in filtering pollutants in the air.

Optionally, the filter element is made of a paper filter element or polypropylene non-woven fabric with a corrugated structure. This structural design serves to increase the area of filtered air.

Optionally, the air draft device comprises an annular upper cover covering the upper fixing ring, a fixing frame arranged at the inner ring position of the annular upper cover, and a fan rotatably arranged on the fixing frame; the upper fixing ring and the annular upper cover are provided with power supply contact points which are arranged correspondingly. This structural design makes the air among this air purifier be directional flow direction, reaches high-efficient air-purifying's purpose, reaches this air purifier of power contact point control is out of work, the UV lamp is out of work does not have the injury to the human body.

Optionally, the middle position of the bottom end of the annular upper cover protrudes downwards to form an air collecting ring, and the air collecting ring is inserted into the inner ring of the upper fixing ring; the annular walls of the air gathering ring and the upper fixing ring are respectively provided with a guide groove or a guide bulge which are matched with each other. This structural design is convenient for the convenient installation of annular upper cover, and the air that catchments the purification of wind ring department forms to collect, accelerates the discharge of air-purifying.

Optionally, a mounting beam is suspended at the bottom end of the annular upper cover, and the mounting beam is located below the annular upper cover; and the mounting beam is provided with LED lamp beads, and the UV lamp is mounted on the mounting beam. This structural design plays the air after filtering and carries out disinfection and sterilization and use and the illumination at night.

Optionally, a control panel is arranged on the annular upper cover, and a switch is arranged on the control panel and sequentially penetrates through the annular upper cover and the outer cover; the fan, the UV lamp and the LED lamp bead are electrically connected.

Optionally, an annular elastic ring is arranged on the annular wall of the chassis, and the outer cover is positioned and covered on the air filter through the annular elastic ring. This structural design plays and prevents the dustcoat cover closes the emergence of the condition of rocking behind the air cleaner.

Optionally, the bottom end array of the chassis is provided with more than three support legs, and the bottom surfaces of the support legs are embedded with anti-slip pads. This structural design plays this air purifier and puts the anti-skidding effect when mesa or desktop.

Optionally, a DC power supply and/or a dry cell power supply is provided on the chassis. The structure design meets the requirement of conveniently selecting an applicable power supply according to the model or the use condition.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the air purifier have one of following technological effect at least:

1. adopt the dustcoat is covered and is being closed air cleaner, the filter core with the fresh air inlet corresponds the setting, updraft ventilator arranges in the air cleaner top, and with the exhaust vent with the fan corresponds the setting, makes the flow through air cleaner's air is directional flow direction, and this air purifier is got into all around to external air from the dustcoat, warp air cleaner's filtration reaches follow behind the UV lamp disinfection air that the exhaust vent discharge purified, whole occupation space is little easily moved, low in manufacturing cost and air purification high quality. Wherein the filter core is annular fold structure, increases the filter area of unit interval, has improved purification efficiency.

2. The middle position of the bottom end of the annular upper cover is protruded downwards to form an air collecting ring, and the fan and the UV lamp are arranged on the annular upper cover; wherein, the catch wind ring with be equipped with the guide way or the direction arch of mutual matching on the solid fixed ring wall in upper portion respectively, play and be convenient for the installation and the location of annular upper cover make the fan reaches the UV lamp with dismouting between the air cleaner is convenient, realizes that this air purifier is simple in structural design on the whole, the equipment is convenient, just the setting of catch wind ring for the air-purifying after filtering and disinfecting forms and collects, makes the air flow in this air purifier accelerate, thereby has improved the purification efficiency of air.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of an air purifier provided by an embodiment of the present invention;

fig. 2 is a schematic view of a separated structure of an air purifier housing according to an embodiment of the present invention;

fig. 3 is a partially exploded schematic view of an air purifier provided by an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 labeled A;

fig. 5 is a schematic view of a structure of the air draft device separated from the upper fixing ring according to the embodiment of the present invention;

fig. 6 is a schematic view of the structure of the air draft device separated from the upper fixing ring at another viewing angle according to the embodiment of the present invention;

FIG. 7 is an enlarged partial view of FIG. 5 labeled B;

fig. 8 is a schematic view of a separated-type air purifier cover according to an embodiment of the present invention;

wherein, in the figures, the respective reference numerals:

10-air filter, 11-chassis, 111-lower part fixed slot, 112-annular elastic ring, 113-support leg, 114-DC power supply, 12-upper part fixed ring, 121-guide projection, 122-power supply contact, 13-filter element, 20-outer cover, 21-air inlet, 22-air outlet, 30-air extractor, 31-annular upper cover, 311-air gathering ring, 3111-guide slot, 312-control board, 313-switch, 32-fixed frame, 33-fan, 34-mounting beam, 341-LED lamp bead and 40-UV lamp.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 and convex 2, an air purifier is provided, which comprises an air filter 10 and an outer cover 20 covering the air filter, wherein an air inlet 21 is formed on a side wall of the outer cover 20, and an air outlet 22 is formed on a top portion of the outer cover. In order to improve the overall aesthetic degree of the air purifier, the air inlet holes 21 can be designed into an aesthetic hollow structure, such as a pattern-shaped hollow structure, so that the air purifier has the functions of air inlet, eyeball attraction of users and living environment beautification, and is favorable for popularization of products. Of course, the air outlet 22 for air outlet can be designed as a hollow structure to beautify the product.

As shown in fig. 2 and 3, an air draft device 30 is arranged above the air filter 10 and is positioned below the air outlet 22; and the air draft device 30 is provided with a UV lamp 40. In this embodiment, the air draft device 30 includes an annular upper cover 31 covering the upper end of the air filter 10, a fixing frame 32 disposed at an inner ring position of the annular upper cover, and a fan 33 rotatably disposed on the fixing frame; further, a mounting beam 34 is hung from the bottom end of the ring-shaped upper cover 31, and the UV lamp 40 is mounted on the mounting beam 34 such that the UV lamp 40 is disposed below the fan 33. Wherein, in order to make this air purifier have the illumination function at night, through locating LED lamp pearl 341 is on installation roof beam 34. Specifically, air cleaner 10 lateral wall with fresh air inlet 21 corresponds the setting, fan 33 reaches UV lamp 40 arranges in air cleaner 10 top, just fan 33 with exhaust vent 22 corresponds the setting under fan 33's the convulsions effort, make and flow through air cleaner 10's air is directional flow direction, and external air is followed dustcoat 20 gets into this air purifier all around, warp air cleaner 10's filtration reaches follow behind the UV lamp 40 disinfection and isolation exhaust vent 22 exhaust air that purifies, the utility model discloses whole occupation space is easy to move, low in manufacturing cost and air purification high quality.

As shown in fig. 3 and 4, the air filter 10 includes a bottom plate 11, an upper fixing ring 12, and a filter element 13; a lower fixing groove 111 is formed in the base plate 11, and the upper end and the lower end of the filter element 13 are fixedly connected with the upper fixing ring 12 and the lower fixing groove 111 through hot melt adhesives. Further, the solid fixed ring 12 in upper portion with be equipped with the power contact point 122 that corresponds each other and set up on the annular upper cover 31, work as updraft ventilator 30 with during the separation of air cleaner 10, two power contact point 122 is the off-state for the product power supply is the off-state, and whole product is out of work, UV lamp 40 also does not work, does not have the injury to the health. Air cleaner 10 is upper end open-ended tubular structure in this embodiment, realizes from the structure updraft ventilator 30 install extremely air cleaner 10's opening part is required, realizes flowing through updraft ventilator 30's air all passes through filter core 13 filter, discharge after the disinfection of UV lamp 40 for the air that purifies through this air purifier is more thorough. Of course, the mounting beam 34 may also be provided with an anion generator to enhance the air purifying effect.

Further, the filter element 13 is made of a paper filter element or polypropylene non-woven fabric with a corrugated structure. This structural design plays the filter area of increase filtered air, improves purification efficiency.

As shown in fig. 5 and 6, the bottom end of the annular upper cover 31 protrudes downward at a middle position to form a wind collecting ring 311, and the wind collecting ring is inserted into the inner ring of the upper fixing ring 12; because the cross-sectional area of the air collecting ring 311 is smaller than the annular cross-sectional area of the filter element 13 in the enclosed city, the filtered and sterilized purified air is collected at the position of the air collecting ring 311, so that the air flow in the air purifier is accelerated, and the air purification efficiency is improved.

Further, a control panel 312 is disposed on the annular upper cover 31, and a switch 313 is disposed on the control panel 312 and sequentially passes through the annular upper cover 31 and the outer cover 20; the switch 313 is electrically connected to the fan 33 and the UV lamp 40, respectively.

As shown in fig. 6 and 7, the wall of the air collecting ring 311 and the wall of the upper fixing ring 12 are respectively provided with a guide groove 3111 or a guide protrusion 121 which are matched with each other. In this embodiment, the guide groove 3111 is arranged on the air collecting ring 311, the guide protrusion 121 is arranged on the upper fixing ring 12, and the guide groove 3111 and the guide protrusion 121 are matched with each other, so that the annular upper cover 31 is convenient to mount and position, the fan 33 and the UV lamp 40 are convenient to dismount and mount between the air filter 10, and the air purifier is simple in structural design and convenient to assemble as a whole. It should be noted here that, in order to facilitate and quickly fix the air collecting ring 311 in place with the upper fixing ring 12, a mark may be made on the outer edge of the upper fixing ring 12, and the mark and the guide protrusion 121 are located in the same direction of the diameter extension of the upper fixing ring 12.

As shown in fig. 3 and 4, an annular elastic ring 113 is disposed on a circumferential wall of the chassis 11, and the outer cover 20 is positioned and covered on the air filter 10 through the annular elastic ring 112, so that the positions of the covered outer cover 20 and the air filter 10 are relatively fixed, and the outer cover 20 is prevented from moving and swinging due to external force.

As shown in fig. 8, the bottom end of the chassis 11 is provided with three or more support legs 113, and the bottom surfaces of the support legs are embedded with anti-slip pads. In this embodiment, the number of stabilizer blade 113 is three, and the slipmat adopts the silica gel material for this air purifier has good anti-skidding effect when placing mesa or desktop.

Further, a DC power supply 114 and/or a dry battery power supply are/is arranged on the chassis 11. The structure design meets the requirement of conveniently selecting an applicable power supply according to the model or the use condition. This embodiment chooses DC power supply 114 power supply mode to explain, and the mains operated or the most design of DC jack of current market air purifier cover last, influence the holistic pleasing to the eye of product, the utility model relates to a DC power supply 114's jack is located the bottom of chassis 11 is hidden in this air purifier's bottom to do not influence holistic pleasing to the eye degree.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An air purifier comprises an air filter and an outer cover covering the air filter, wherein the side wall of the outer cover is provided with an air inlet hole, and the top of the outer cover is provided with an air outlet hole; the method is characterized in that: an air draft device is arranged above the air filter and is positioned below the air outlet; and the air draft device is provided with a UV lamp.

2. The air purifier of claim 1, wherein: the air filter comprises a base plate, an upper fixing ring and a filter element; and the upper end and the lower end of the filter element are respectively fixedly connected with the upper fixing ring and the lower fixing groove through hot melt adhesives.

3. The air purifier of claim 2, wherein: the filter element is made of a paper filter element or polypropylene non-woven fabric with a fold structure.

4. The air purifier of claim 2, wherein: the air draft device comprises an annular upper cover covered on the upper fixing ring, a fixing frame arranged on the inner ring position of the annular upper cover and a fan rotationally arranged on the fixing frame; the upper fixing ring and the annular upper cover are provided with power supply contact points which are arranged correspondingly.

5. The air purifier of claim 4, wherein: the middle part of the bottom end of the annular upper cover protrudes downwards to form an air collecting ring, and the air collecting ring is inserted into the inner ring of the upper fixing ring; the annular walls of the air gathering ring and the upper fixing ring are respectively provided with a guide groove or a guide bulge which are matched with each other.

6. The air purifier of claim 4, wherein: the bottom end of the annular upper cover is suspended with a mounting beam which is positioned below the annular upper cover; and the mounting beam is provided with LED lamp beads, and the UV lamp is mounted on the mounting beam.

7. The air purifier of claim 6, wherein: the annular upper cover is provided with a control panel, the control panel is provided with a switch, and the switch sequentially penetrates through the annular upper cover and the outer cover; the switch is respectively connected with the fan, the UV lamp and the LED lamp bead electrically.

8. The air purifier of claim 2, wherein: and an annular elastic ring is arranged on the annular wall of the chassis, and the outer cover is positioned and covered on the air filter through the annular elastic ring.

9. The air purifier of claim 2, wherein: the bottom end array of the chassis is provided with more than three support legs, and the bottom surfaces of the support legs are embedded with anti-skid pads.

10. The air purifier of claim 2, wherein: and a DC power supply and/or a dry battery power supply are/is arranged on the chassis.