KR102357040B1 - Portable air cleaner with heating function - Google Patents

Abstract

The present invention includes a filter module comprising a housing having a tumbler-type exterior having an inlet and an outlet, and including a cylindrical HEPA filter for filtering and purifying air introduced into the inlet inside the housing; a control module formed above the filter module and configured to operate a driving unit for ON/OFF of an electrical signal for performing a heating function when air is sucked, and a set temperature control and external air supply operation when hot air is supplied by heating air; an air intake fan installed on an upper portion of the control module to easily suck in external air; and a planar heating element module installed on the upper surface of the control module and comprising a carbon fiber planar heating element surrounding the inside of a plurality of vertical supports formed with a plurality of protrusions; a plurality of installed and spaced apart from the lower edge of the housing by a predetermined distance An open slit shape having a predetermined height between the bottom lid and the housing by fastening the bottom lid 301 having a plurality of fitting members protruding upward at corresponding positions so as to be mutually detachable from the fitting groove; a take-out plate having a plurality of suction ports formed therein, installed on the vertical support and having a plurality of air outlets penetrating in the vertical direction; a hollow part formed on the upper part of the blower plate and having an open side surface and a space of a certain height so that purified and heated air is radiated to the outside; a sealing part formed on the upper part of the hollow part; and a head lid that is detachably installed on the upper surface of the sealing unit.

Description

Portable air purifier with heat function {PORTABLE AIR CLEANER WITH HEATING FUNCTION}

The present invention relates to a portable air purifier that can be usefully used these days, and is easy to carry and mount, and more particularly, to an air purifier having a heat or heat function.

To this end, there is a growing need for a portable air purifier equipped with various functions to meet consumer needs as well as size reduction and aesthetically smooth finish for easy portability.

In general, indoor air can be easily polluted in automobiles or confined indoor spaces. In particular, in a closed environment such as inside a vehicle, most of the pollutants introduced from the outside are trapped and float in the room, so indoor air pollution is further aggravated. can be

And when it rains or when the air conditioner is operated in a narrow confined space in high humidity weather, bacteria and mold generated during evaporation enter the room, creating a bad odor, and indoor contamination by fine dust is aggravating.

Conventional small air purifiers generally use the operating principle of introducing indoor air through an intake through a suction fan operating inside the housing and then purifying the air through various filters. In the case of cold air, the purified air through filtering has no choice but to be cold, so there were some hesitants when using it.

For this purpose, a number of air purifiers with built-in heaters have been disclosed in the prior art. In this case, it is inevitable to introduce a large number of unreasonable numbers to a portable small air purifier in terms of price competitiveness and restrictions on securing a heater space and supplying a driving source.

As a method for this purpose, as shown in FIG. 1 , in Korean Patent Application Laid-Open No. 10-2015-0032989, an air purifier having a warm air function is disclosed. It introduces the form of discharging hot air by stacking in the direction.

However, since this is also selectively posted inside the existing air purifier, structural and economical difficulties were inevitable to implement it as a portable device.

In addition, Korean Patent Registration No. 10-0726847 discloses a vehicle air purifier applied to a vehicle using a heater, a HEPA filter, and a deodorizing filter. There was a problem in that there was no choice but to follow this, and there was a limit to the ease of use and application.

The present invention has been devised to solve the above-mentioned problems of the prior art, and a heating unit separately composed of purified air that has passed through a HEPA filter used for air purification in various ways is added to the inside of an air purifier having a small size of a portable structure. The purpose of the present invention is to expand the user's choice of portable air purifiers by allowing the air to be purified according to the user's selection and then heated to a certain temperature can be taken out.

The main configuration of the present invention as a solution according to the problem to be solved and the main purpose is as follows.

A portable air purifier with a heating function according to the present invention is composed of a housing having a tumbler-type exterior equipped with an inlet and an outlet, and a cylindrical HEPA filter that filters and purifies the air introduced into the inlet inside the housing. a filter module comprising; a control module formed above the filter module and configured to operate a driving unit for ON/OFF of an electrical signal for performing a heating function when air is sucked, and a set temperature control and external air supply operation when hot air is supplied by heating air; an air intake fan installed on an upper portion of the control module to easily suck in external air; and a planar heating element module installed on the upper surface of the control module and comprising a carbon fiber planar heating element surrounding the inside of a plurality of vertical supports formed with a plurality of protrusions; a plurality of installed and spaced apart from the lower edge of the housing by a predetermined distance A bottom lid having a plurality of fitting members protruding upwardly at corresponding positions to be mutually detachable from the fitting groove; an opening slit-shaped suction port having a predetermined height between the bottom cover and the housing by fastening to the lower part of the housing a take-out plate formed in plurality, installed on the vertical support and having a plurality of air outlets penetrating in the vertical direction; a hollow part formed on the upper part of the blower plate and having an open side surface and a space of a certain height so that purified and heated air is radiated to the outside; a sealing part formed on the upper part of the hollow part; and a head lid detachably installed on the upper surface of the sealing unit.

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In addition, the present invention is characterized in that the LED lighting lamp installed so as to be turned on by a remote control or manually on the bottom of the sealing part is installed.

In addition, the present invention is a battery loading unit to put the battery in the upper portion of the LED lighting; and a fragrance input unit provided with an opening through which a fragrance material can be input and radiated so that a fragrance function can be added.

The present invention circulates indoor air by an air suction fan inside the housing to first filter fine dust or impurities in the air, and then selectively passes the filtered air through the carbon fiber planar heating element wrapped in the internal vertical support. , for users who are sensitive to temperature (cold), heated air can be blown out according to the set temperature, so that when using the existing portable air purifier, the user's choice can be broadened.

In addition, in order to suit the compact tumbler shape and size, the filter unit and the heating unit are properly stacked in the vertical direction, and sufficient internal space is secured so that the air inside the housing can flow smoothly and rounded corner treatment, etc. It has the effect of having improved purification and heat generation performance compared to the existing portable small air purifier.

1 is a schematic perspective view of an air purifier with a heating function added according to the prior art;
2 is a schematic conceptual diagram of an air flow flow of a portable air purifier according to the present invention.
3 is a perspective view of a housing according to the present invention;
4 is a perspective view of a housing lower internal component according to the present invention;
5 is a cross-sectional view of an upper portion of a housing according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the portable air purifier with a heating function according to the present invention will be described focusing on the components.

First, referring to FIG. 2, the housing of the present invention and the unit mounted inside the housing will be described comprehensively according to the air flow.

First, the external polluted air is sucked from the lower bottom of the housing through the plurality of suction ports 380 having a predetermined height. After filtering through the filter module 310 that can filter and purify according to the size, it is possible to selectively perform the heating part function according to the electric application signal of the control module 320. In order to perform this heating function In the present invention, a planar heating element module 340 that wraps the inner support with a flexible material that is easy to fold is used. Air that has been purified and heated while flowing upward along this flow can be discharged to the outside through the hollow part 303a through a plurality of outlets 390 formed at appropriate positions according to the user's request, and the clean air heated to a desired temperature can be discharged to the outside making it do

Next, a preferred embodiment according to the present invention will be described with reference to FIGS. 3 and 4 . The housing 300 is composed of a tumbler-type rectangular housing provided with an inlet 380 and an outlet 390, and the housing The upper and lower corners of 300 are rounded to have a predetermined bending radius to improve gripping easiness and aesthetics. This rounding shape can also have the effect of reducing the air friction in the process of the upward air flow inside the housing.

In addition, the lower portion of the housing 300 is installed in a structure detachable from the bottom lid 301, and filters the contaminated air introduced into the plurality of suction ports 380 formed by the combination of the housing and the bottom lid, A filter module 310 including a cylindrical HEPA filter for purification is installed. In addition, an activated carbon filter may be included, and the activated carbon filter is a deodorizing filter of coal or coconut shell, and may perform a function of adsorbing and removing cigarette smoke, volatile organic compounds, and other odorous substances. In other words, it is a method of filtering through air to remove fine dust and clean air. Generally, after primary filtration using a pre-filter, fine dust removal through a HEPA filter, and finally harmful dust through an activated carbon filter gas is being processed.

Generally. Such a HEPA filter is a device for removing fine dust, and there are a filter type and an electrostatic precipitation type. In the present invention, a HEPA filter method capable of filtering 99.7% of particles of 0.3 μm in the air is adopted.

In addition, the suction port 380 is formed to protrude a fitting groove 302b at the bottom of the housing so as to be coupled with the fitting member 301a protruding from the bottom in a L shape having a predetermined height formed in the bottom lid 301, When the bottom lid 301 and the lower housing 302 are fastened, a plurality of inlet 380 in the shape of a straight slit that is opened can be formed. The suction port 380 for this purpose is not artificially formed separately and is naturally solved through a detachable assembly structure.

On the other hand, the control module 320 is installed on the upper part of the filter module 310, and it is fixed to the upper surface of the cylindrical structure formed at the center of the inside, and when air is sucked in, an electrical signal for performing the heating function of the planar heating element ON/OFF, heating air During the operation of supplying hot air by the

In addition, an electric signal output unit 340a connected to an electric signal input terminal formed on the upper surface of the PCB substrate on which the PCB control module is formed is formed in the center of the planar heating element module 340, and an external power is applied to one side of the control module By forming an electric signal input unit 321 that can do this, a heating function according to external electricity application is performed.

In this case, it is preferable that the input unit 321 allows a portable device that is easy to access and use rather than a separate external electric wire lead-in. To this end, in the present invention, a USB port is installed on one side of the control module, and a straight-shaped slit groove 321a is provided at a position of the external housing corresponding thereto so that power can be easily applied from the outside.

In addition, the control module 320 is provided with an air suction fan 330 installed so as to easily suck the outside air generated inside the vehicle or inside the room, and the air suction fan 330 is the An electric signal is received from the control module 320 to enable selective operation, and the air suction fan 330 is driven to allow air to flow into the housing through the suction port 380 and then through the discharge port 390 . Allow air to flow to be discharged to the outside.

In this case, the air intake fan 330 is installed at a size and position suitable for the structure of the cylindrical housing 300 opened downwards to maximize the power of the air intake fan 330 operation. It is desirable to ensure that the driving wind pressure is transmitted to the space intact.

In this case, the motor 330b for driving the fan 330 for air intake is more preferably a BLDC motor using an inverter circuit instead of a brush to solve the brush abrasion and noise problems of the DC motor that are widely used in the past. desirable.

On the other hand, a plurality of vertical supports 341 having a plurality of protrusions 341a are installed on the upper surface of the control module 320, and a carbon fiber planar heating element 343 surrounding the inside of the plurality of vertical supports at 360° is provided. One planar heating element module 340 is installed, and in this case, the carbon fiber planar heating element 343 is attached in a shape to surround the inside of the vertical support 341, so that heat is transmitted completely in a radial direction.

At this time, the fixing of the carbon fiber planar heating element 343 is to attach a metal member 341b having a certain height to the lower inner surface of the vertical support 341 . When the carbon fiber planar heating element 343 wraps around the vertical support 341, a plurality of magnets 343a are embedded in the lower portion of the carbon fiber planar heating element 343 corresponding to the corresponding position, so that the magnet 343a and the metal By fixing it by magnetic force between the members 341b, the shape surrounding the carbon fiber planar heating element can be firmly maintained.

In this case, the carbon fiber planar heating element 343 is possible to apply a variety of materials to suit the purpose. In the present invention, it has excellent exothermic properties and a large number of components beneficial to the human body such as far-infrared rays are emitted, and even when used for a long period of time, there is little possibility of peeling, so the durability is excellent. A carbon fiber planar heating element 343 is used.

In general, carbon constituting carbon fibers is mainly inorganic or organic graphite structure. However, in the present invention, a planar structure made of threads is adopted to facilitate the structural application of the upward airflow into the housing, thereby obtaining a desired heating effect.

And, as described above, carbon fiber, which is a form of carbon, is classified into polyacrylonitrile (PAN)-based, pitch-based, and rayon-based depending on the raw material thereof, and among them, PAN-based and rayon-based carbon fibers account for most of them. Among the above-mentioned carbon fibers, PAN-based carbon fibers are made by calcining PAN at a temperature of 1,000 to 2,000 ° C. or higher under an inert gas. On the other hand, in the case of the pitch system, the pitch from coal is fiberized and completed through almost the same process as the PAN system, but compared to the PAN series, it is widely used as a high-temperature insulation material or reinforcement material because its price is cheaper.

At the center of one end of the planar heating element made of carbon material having the excellent heating characteristics, an electric signal output unit 340a connected with a wire to be electrically connected to one end of the control module is configured to initiate a heating function.

As described above, the external polluted air introduced from the lower part is discharged to the outlet 390 by maintaining the flow in the upward direction through the filter module 310 and the planar heating element module 340. For this purpose, in the present invention, The vertical support 341 is integrally connected with the upper part of the horizontal support plate 342 of a square shape to support the planar heating element 343, so that the ejection plate 391 is formed on the upper portion, the ejection plate 391 in the vertical direction A plurality of perforated outlets 390 are provided, and the ejection plate 391 has a substantially rectangular shape. .

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On the other hand, as shown in FIG. 3 , an upper housing 303 detachably formed on the upper part of the horizontal support plate 342 is provided as an upper portion of the ejection plate 391 having a plurality of ejection ports 390 formed thereon. A hollow portion 303a having a space having a predetermined height for an open hollow shape of a predetermined height is provided in the lower portion of the housing 303 so that purified and heated air can be easily radiated to the outside, and the housing 300 ), a detachable head cover 304 is formed on the upper surface of the upper housing 303, and a sealing portion 303b having a predetermined thickness is formed at the lower portion of the head cover 304.

In this case, the LED lighting lamp 360 installed so as to be turned on by a remote control or manually may be installed on the lower surface of the housing sealing part 303b, which can be attached according to the user's selective needs. Currently, it performs aesthetic and interior lighting functions, but in the future, it will be possible for the use of IoT (Internet of Things), which automatically changes color and its density according to the measured indoor air pollution level.

In this case, a cylindrical battery loading part 360a is formed in the upper part of the lighting lamp 360, and when a battery is put into the interior and the lamp case protruding downward is pressed, the electrical contact is made and the lighting lamp is turned on.

As another functional embodiment, a fragrance input unit 350 in which an opening 350a is formed on the upper surface of the lighting lamp 360 so as to be able to inject and radiate a direction material to add a direction function. It may be further provided, and this may also enable the direction of air inside the vehicle by selectively adding and installing an extract or a solid extract component to the fragrance input unit 350 according to the user's needs.

This perfume input is optional, and the perfume input unit 350 may not be used if the user does not need it. In this case, the inside of the sealing part 303b is made into an empty space so that the external housing itself does not change the direction (diffusing). ), it is desirable to selectively use the function. Such addition of the perfume input unit 350 will allow those skilled in the art to apply to various application structures without changing the exterior housing of the air purifier structure of the present invention.

In the above, preferred embodiments of the present invention have been described based on components, but those skilled in the art can variously modify or change within the scope without departing from the spirit and scope of the present invention described in the following claims. will be able to carry out

300: housing 301: bottom lid
301a: fitting member
302b: fitting groove 303: upper housing
303a: hollow part 303b: sealing part
304: head cap 310: filter module
320: control module 321: electrical signal input unit
330: fan for air intake
330b: motor 340: planar heating element module
340a: electrical signal output unit 341: vertical support
341a: projection 341b: metal member
342: horizontal support plate
343: carbon fiber planar heating element 343a: magnet
350: perfume input unit 350a: opening
380: inlet 390: outlet
391: take-out plate

Claims (4)

It is composed of a housing having a tumbler type exterior equipped with an inlet and outlet,
a filter module 310 having a cylindrical HEPA filter configured to filter and purify air introduced into the inlet in the housing; a control module 320 formed on the upper part of the filter module and configured to operate a driving unit for ON/OFF of an electrical signal for performing a heating function when air is sucked, and a set temperature control and external air supply operation when hot air is supplied by heating air; an air intake fan 330 installed on an upper portion of the control module to easily suck in external air; and a planar heating element module 340 including a carbon fiber planar heating element 343 installed on the upper surface of the control module and surrounding the inside of a plurality of vertical supports 341 having a plurality of protrusions 341a formed therein;
a bottom lid 301 having a plurality of fitting grooves 302b installed to be spaced apart from the lower edge of the housing by a predetermined distance and a plurality of fitting members 301a protruding upward at positions corresponding to each other so as to be mutually detachable; A plurality of opening slit-shaped suction ports 380 having a predetermined height are formed between the bottom lid and the housing by fastening to the lower part of the housing,
a take-out plate 391 installed on the vertical support and having a plurality of air outlets 390 penetrating in the vertical direction; a hollow part (303a) formed on the upper part of the blowout plate and having a side open and provided with a space of a certain height so that purified and heated air is radiated to the outside; a sealing part (303b) formed on the upper part of the hollow part; and a head lid 304 that is detachably installed on the upper surface of the sealing unit.
delete The portable air purifier with a heating function according to claim 1, wherein an LED lighting lamp (360) installed so as to be turned on by a remote control or manually is installed on the lower surface of the sealing part (303b).
According to claim 3, wherein the LED light (360), the upper portion of the battery loading unit (360a) to put the battery; and a perfume input unit 350 having an opening 350a capable of injecting and radiating a fragrance material so as to add a fragrance function.

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