KR20210078944A - Air cleaner for vehicle with multifunction - Google Patents

Abstract

The present invention relates to a multifunctional air cleaner for a vehicle, which is portable in a tumbler shape with a structure which is easily held and attached to an air outlet in the vehicle. In addition, the air cleaner for the vehicle has an additional heating function for meeting the needs of users who are sensitive to cold by being added to the conventional air purifying function. To this end, in accordance with the present invention, the multifunctional air cleaner for the vehicle has a full exterior including a housing first body and a housing second body, which are in a square shape and are a tumbler type having an inlet and an outlet. The first body and the second body are in a taper shape having corners with a certain flexion radius in a horizontal direction and a heightwise direction. The first body and the second body are detachable to each other in a vertical direction for easy assembly and disassembly. The housing includes a large number of functional modules inside for purifying/heating the polluted introduced air. In addition, the multifunctional air cleaner for the vehicle includes heating function, lighting function, and diffusing function as well as the conventional air-cleaning function.

Description

Multifunctional vehicle air purifier {AIR CLEANER FOR VEHICLE WITH MULTIFUNCTION}

The present invention relates to an air purifier for a vehicle that can be easily mounted inside a vehicle that can be usefully used these days when the problem of fine dust is seriously emerging, and in particular, a useful heating/heating function that can be easily used in an enclosed space such as inside a vehicle It relates to an air purifier equipped with a multi-purpose small air purifier with LED lighting and diffusing functions added to a small air purifier of a limited size. For this purpose, there is a growing need for a portable air purifier that has various functions to meet consumer needs as well as size reduction and aesthetically smooth finish for easy portability and mounting.

In general, in a confined and narrow indoor space such as a car, the internal air can be easily polluted due to frequent opening and closing of doors and windows. can be

And when the air conditioner is operated in a narrow enclosed space inside the vehicle in rainy or humid weather, bacteria and mold generated during evaporation enter the room, causing a bad odor, and indoor pollution by fine dust is aggravating.

Conventional small air purifiers for solving these problems generally use the operating principle of purifying the air by introducing indoor air through an intake port through a suction fan operating inside the housing and then passing it through a filter unit composed of various filters. However, in the case of users who do not like the cold, when the air introduced from the inside of the vehicle is cold, the purified air through filtering has no choice but to be cold. The need for is being raised.

For this purpose, a number of air purifiers with built-in heaters have been disclosed in the prior art. In this case, there are many unreasonable numbers to be introduced into small air purifiers for portable vehicles in terms of price competitiveness and restrictions on securing heater space and supplying a driving source. .

As shown in Fig. 1, a vehicle air purifier applied to a vehicle is disclosed in Korean Patent Registration No. 10-0726847 with a heater, a HEPA filter, and a deodorizing filter. There was a problem in that there was no choice but to limit the ease of use and application because there were structural constraints on the system.

As another method for this purpose, Patent Laid-Open No. 10-2015-0032989 discloses an air purifier having a warm air function. In this case, a form in which a heating element is integrally stacked on an air purification filter in a horizontal direction to discharge warm air is introduced. are doing

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.

The present invention has been devised in order to solve the above-mentioned problems of the prior art, and the purified air that has passed through the existing activated carbon HEPA filter is further configured with a separate heating unit inside the compact size portable air purifier for the user to select. The purpose of this is to broaden the user's choice of vehicle air purifiers by allowing the purified and heated air to be blown out according to the requirements.

In addition, another purpose is to improve user convenience to meet various user needs by adding functions that are becoming increasingly necessary inside the vehicle, such as LED lighting and air freshener units, to the inside of an air purifier the size of a general tumbler, while not impairing the appearance. have.

The configuration of the present invention for achieving the above object is composed of a tumbler-type rectangular housing first body and a housing second body having an inlet and an outlet in the overall external shape, wherein the first and second bodies are arranged in a horizontal direction And the edge in the height direction is provided in a tapered shape having a predetermined bending radius and is configured to be mutually detachable in the vertical direction to facilitate assembly and disassembly work, and the second body is a predetermined distance from the lower quadrangular corner of the second body. A bottom lid having a fitting member that protrudes upward at a position corresponding to the fitting groove installed at a distance to be mutually detachable; and a plurality of modules capable of purifying and heating the air inside the vehicle inside a body part; but the inside of the body part is a cylindrical activated carbon/HEPA filter module that is detachably installed with the lower bottom lid to filter and purify the air inside the vehicle flowing into the inlet; It is formed on the upper part of the filter and fixed with a cylindrical fixed fitting member at the center of the inner part to turn on/off an electric signal to perform a heating function when air is sucked in, control a set temperature when hot air is supplied by heating air, and operate a driving unit for supplying external air PCB control module for an air intake fan installed above the control module to easily suck in external air generated inside the vehicle; a carbon fiber planar heating element module that surrounds the inside of the support in which a plurality of protrusions having a plurality of predetermined grooves in the height direction of the upper surface of the control module and the lower support of the first body is formed; an electric signal input unit installed in the center of one side of the upper surface of the substrate and formed so as to apply an external power; an electric signal output unit connected to an electric signal input terminal installed on a surface of the substrate constituting the PCB control module and electrically connected to the center of one end surface of the planar heating element; and a substantially square-shaped take-out plate screwed to the upper part of the support and provided with a plurality of air outlets having a plurality of circular shapes deployed in a radial direction and opened in the vertical direction.

At this time, the first body may include: a hollow shape part provided with a space having a predetermined height for an open hollow shape of a predetermined height so that purified and heated air can be easily radiated into the vehicle interior; a square-shaped sealing part having a predetermined thickness composed of an upper part of the hollow-shaped part; It is installed on the top of the upper housing and has a head lid having a plurality of protruding grooves on the bottom so that it can be detached from the upper surface of the upper housing. It is characterized in that the LED lighting is installed.

In addition, it is characterized in that it further comprises a perfume input unit having an open one surface for injecting and radiating a fragrance material so as to add a direction function to the upper part of the lighting lamp.

And, the fitting member protrudes from the floor in a flag-shaped L-shape having a certain height, and the fitting groove coupled to the fitting member is a shape corresponding to a position capable of fastening with the fitting member at the bottom edge of the body portion. protruding downward to form a plurality of straight slit-shaped suction ports that are opened when the bottom lid and the body part are fastened, and a cylindrical fitting supporter to the lower central part of the bottom surface of the body part and a ball-shaped fitting to the center of the supporter It is characterized in that it further comprises a fixed clip holder configured to be easily attached to and detached from the air vent in the vehicle by being hinge-coupled to the member and the fitting member to facilitate direction adjustment and to be configured in a clip shape with an open end. .

The present invention having the above main configuration circulates the polluted air inside the vehicle by the air intake fan inside the housing to first filter fine dust or impurities in the air through a plurality of filters, and then the filtered air is wrapped inside By selectively passing through the carbon fiber planar heating element, the heated air can be blown out according to the set temperature of the user who is sensitive to temperature (cold).

In addition, an LED lighting lamp installed so as to be litable by remote control or manually, and a fragrance input unit with one side open to inject and radiate a fragrance material so as to add a direction function, are further provided inside the housing to reduce economic costs and reduce space. It has an excellent effect of doubling.

In addition, this process is smoothly solved by properly arranging the filter part and heating part according to the compact tumbler shape and size, securing sufficient internal space so that the air inside the housing can flow smoothly, and processing rounded corners. By doing so, it has the effect of having improved purification/heating performance compared to the existing small air purifier for vehicles.

In addition, the lower part of the housing consists of a hinge-coupled holder that has a disc, a ball, and a clip in sequence so that it can be easily attached to an air vent in the vehicle, such as an air conditioner outlet inside the vehicle, so that the driver can easily mount it at the required position inside the vehicle. is also provided.

1 is an external perspective view showing an embodiment of an air purifier for a vehicle according to the prior art;
2 is a front perspective view of the outer housing according to the present invention;
3 is an exploded perspective view of a first body and a second body according to the present invention;
4 is a second exploded perspective view of the body according to the present invention;
5 is a perspective view showing a heating element unit when a planar heating element is installed according to the present invention;
6 is a cross-sectional view of the first body sealing part according to the present invention;
7a is a cross-sectional view of the perfume input unit when the perfume is not used according to the present invention;
Figure 7b is a structural cross-sectional view according to an embodiment using the diffuser according to the present invention.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the portable air purifier for a small multi-functional vehicle equipped with heating, lighting and diffusing functions according to the present invention will be mainly described with reference to the components.

First, when the exterior housing 100 of the present invention will be described with reference to FIG. 2 , the overall exterior shape is a rectangular housing first body 200 corresponding to an upper portion of a tumbler type housing having an intake port 380 and an exhaust port 390 . and a housing second body 300 corresponding to the lower part of the housing, wherein the housing first body 200 and the second body 300 are provided in a tapered shape with corners having a predetermined bending radius in the horizontal and height directions. It can be seen that it is composed of a structure that is mutually detachable in the vertical direction to facilitate assembly and disassembly. Such a streamlined curve has the effect of not only doubling the aesthetics, but also reducing the air flow resistance when the internal air flows, thereby making the air flow smoother.

Since the main idea of the present invention is classified into a plurality of units inside the second body 300, the description of the second body 300 will be focused on with reference to FIGS. 3 to 5 and will be described first.

The second body 300 protrudes upward at a position corresponding to the second body 300 so as to be mutually detachable from the fitting groove 310b installed at a predetermined distance from the lower quadrangular corner of the second body 300 and the fitting member 310a. A bottom lid 310 having a is formed, in this case, the fitting member 310a protrudes from the bottom in the shape of a national flag having a certain height, and a fitting groove coupled to the fitting member 310a ( 310b) protrudes downward in a shape corresponding to a position capable of being fastened to the fitting member 310a at the bottom edge of the body part 305, so that the bottom cover 310 and the body part 305 are fastened to the housing. A plurality of suction ports 380 in the shape of an open straight slit having a predetermined height from the bottom can be formed.

Through this, it is possible to have the advantage of easily sucking the air inside the vehicle without configuring a separate intake port on the outer surface of the housing. In the present invention, as shown, the suction port 380 is not artificially formed separately and is naturally solved through a detachable assembly structure.

Next, a space is secured inside the bottom cover 310 and the detachable body 305 to accommodate a plurality of modules capable of purifying and heating the air inside the vehicle. same.

First, a cylindrical activated carbon / HEPA filter module 320 that is detachably installed with the lower bottom lid 310 of the body 305 and filters and purifies the polluted air inside the vehicle introduced into the intake 380 is installed. In this case, the activated carbon filter is a deodorizing filter of coal or coconut shell, which can perform the function of adsorbing and removing cigarette smoke, volatile organic compounds, and other odorous substances. have. 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. There are a filter type and an electrostatic precipitation type as a device for removing fine dust. In the present invention, a HEPA filter method that can filter 99.7% of particles with a size of 0.3 μm in the air is adopted.

In this way, the air introduced to the outside of the outer peripheral surface of the filter module 320 surrounding the cylindrical structure 360 degrees is filtered through the cylindrical inner hollow part as an air flow passage to maintain an upward flow according to the rotational operation of the suction fan.

Next, the filter module 320 is formed on the upper part and fixed with a cylindrical fixing fitting member in the center of the inner center to turn on/off an electrical signal for performing a heating function when air is inhaled, a set temperature control during a hot air supply operation by heating air, and external air The PCB control module 330 for operating the driving unit for supply is configured, in this case, the electric signal input terminal formed on the upper surface of the PCB substrate on which the PCB control module 330 is formed in the center of one end of the planar heating element 353. It is preferable to configure the signal output unit 350a, and to form an electrical signal input unit 331 capable of applying an external power to the center of one side of the upper surface of the substrate.

In this case, it is more preferable for the input unit 331 to use a portable device that is easy to access/use rather than a separate external electric cable entry. In the present invention, the USB port 331 is used as a component of the control module 330 . It is installed in the center of the upper surface of one side of the PCB board, and a slit groove 331a is provided in the corresponding external housing position so that the user can easily apply power from the outside. Accordingly, the user can selectively electrically connect the USB suitable for the port from the vehicle's internal electricity supply source as necessary to drive the vehicle air purifier.

Next, an air intake fan 340 is installed to the upper portion of the control module 330 to easily suck the external air generated inside the vehicle, and the fan 340 is electrically powered from the PCB control module 330 . Selective operation is possible by receiving a signal, and this built-in fan 340 allows the driven external air to flow into the housing through the inlet 380 and then to be discharged to the outside through the outlet 390. make it possible In this case, it is installed in a size and position suitable for the structure of the cylindrical housing 300 opened downward so that the driving wind pressure is intact in the enclosed inner space so that the power of the operation of the air suction fan 330 can be maximized. It is desirable to improve the air intake and air flow by making it possible to transmit. In the present invention, the motor 340b for driving the fan 340 uses a BLDC motor using an inverter circuit instead of a brush to solve the brush wear and noise problems of the existing DC motor.

On the other hand, a planar heating element 353 surrounding the inside of the vertical support 351 having a plurality of projections having a plurality of predetermined grooves in the height direction of the upper surface of the control module 330 and the lower support of the first body 200 by 360 degrees is provided. The planar heating element module 350 is formed at the upper end of the body portion 305, in this case, the planar heating element 353 is attached in a shape that tightly surrounds the inside of the vertical support 351.

The fixing of the planar heating element 353 is to attach a metal member 351b having a certain height to the lower inner surface of the vertical support 351 . When the heating element 353 surrounds the vertical support 351, a plurality of magnets 353a are embedded in the lower end surface of one end of the planar heating element 353 corresponding to a position corresponding to the magnet 353a and the metal member 351b. ), it is fixed by the magnetic force between the two and the enclosing shape can be firmly maintained, improving the convenience of fixing.

In this case, the planar heating element 353 may be applied with a variety of materials to suit the purpose. In the present invention, it has excellent exothermic properties, a large number of components beneficial to the human body such as far-infrared rays are emitted, and the possibility of peeling is small even when used for a long period of time, so the durability is excellent, and especially the surface strength is excellent to improve scratch resistance as well as contamination prevention properties, that is, antifouling properties A carbon fiber planar heating element 353 is used.

In general, carbon constituting carbon fiber is mainly inorganic or organic graphite structure, and in its form, it can be roughly divided into carbon fiber made of thread, powder made of powder, carbon felt made like cotton, and carbon rod made of solidification. In the present invention, a desired heating effect is obtained by adopting a planar structure 353 made of threads to facilitate the structural application of the upward airflow into the housing.

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 PAN-based and rayon-based materials occupy most of them. Among the carbon fibers described above, 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 it is widely used as a high-temperature insulation material or reinforcing material because it is cheaper than the PAN system.

The carbon fiber planar heating element 353 having the excellent heating characteristics constitutes an electric signal output unit 350a at one end of the center, and connects one terminal of the control module 330 with a wire to receive an electric signal, and thus carbon The interaction between the material and the electrode performs a heating function.

Subsequently, the vertical support 351 is screwed with the horizontal support plate 352 of the upper part, and a plurality of circular shapes are radially developed and a plurality of outlets 390 opened in the vertical direction are provided. 391) is formed between the first body 200 and the second body 300, and the ejection plate 391 is provided with a plurality of ejection ports 390 that are opened in the vertical direction by radially developing a plurality of circular shapes. It adopts an approximately rectangular shape. In this case, it is preferable to form a plurality of radially deployed air outlets 390 to double the strength of the wind speed emitted through the air outlet hole having a small diameter. In the present invention, such a shape is adopted and a plurality of pupil holes are formed. It can be confirmed that the .

On the other hand, as can be seen in FIG. 3 , a disc-shaped fitting support 361 on one side of the lower central portion of the body portion 305 and a ball-shaped fitting member 362 at the center of the support 361 are provided, and the fitting A fixed clip holder 360 configured to be easily attached to and detached from an air vent in a vehicle such as an air conditioner slit in the shape of a clip 363 with an open end formed by being hinged with the member 362 to facilitate direction adjustment are doing Accordingly, the small air purifier of the size of a tumbler according to the present invention has the advantage that it can be easily mounted in various spaces inside the vehicle according to the driver's needs, etc.

Next, the configuration of the first body 200 will be described with reference to FIG. 3 , the first body 200 is an open hollow of a certain height so that the air that is purified and heated at the bottom can be easily radiated into the vehicle. A hollow shape part 210 provided with a space having a predetermined height for the shape is provided, and an upper part of the hollow shape part 210 constitutes a sealing part 220 having a predetermined thickness, and the uppermost part of the housing 100 is provided. and constitutes a head cover 230 having a plurality of protruding grooves on the bottom surface so as to be detachably attached to the first body 200 upper surface.

Accordingly, the purified and heated air discharged through the plurality of outlets 390 can be smoothly supplied to the user through the hollow shape part 210, and in this case, the air flows upward by the sealing part 220 (diffusion) is inhibited, allowing localized delivery to a desired location where the user can inhale.

As an embodiment according to an additional function of the air purifier according to the present invention, an LED lighting lamp 223 installed so as to be turned on by a remote control or manually may be installed on the lower surface of the housing sealing unit 220, which is a selective necessity of the user. It can be attached according to In this case, a cylindrical battery loading part 224 is configured in the inner space when the head lid 230 is lowered to the upper portion of the lighting lamp 223. In a general configuration, the lighting lamp 223 protrudes downward by inserting a battery into the interior. ) When the case (223a) is pressed, the electrical contact is contacted and the light is turned on. In this case, since it is a well-known technology that the LED lighting lamp 223 can be turned on/off through the remote control according to the user's selection, the description thereof will be omitted.

The lighting lamp 223 is a function of an indicator for future Internet-of-Things (IOT)-based air pollution status in a vehicle, and is used to guide functions according to the need to operate the air purifier by changing various colors, brightness, saturation, etc., depending on the degree of air pollution. will be available as

As another functional embodiment, a fragrance input unit 225 having an opening 225a on one side for injecting and radiating a fragrance material so as to add a direction function to the upper portion of the lighting lamp 223 may be further provided. This can also enable the direction of the air inside the vehicle interior by selectively adding and installing an extractant or an extractant-solid component fragrance to the unit 225 according to the user's needs.

This perfume input is optional, and the perfume input unit may not be used when the user does not need it. In this case, it is preferable that the sealing part 220 is an empty space and the external housing itself can be used without change.

Of course, in this case, as shown in FIG. 7 as a diffuser shape frequently used in recent offices, etc., the diffuser (oil) contained in the diffusing container 226 to a certain depth and the opening 227 in an open shape are used. It is also possible to use the diffusing stick 228 immersed in the diffusing liquid (oil) by a certain height at the bottom through the above. It is desirable to be able to be completely accommodated in the inner groove of the upper end of the sealing part.

The height of the diffusing container is adjusted to the inner height constituting the air freshener input unit inside the closure part, so that when the diffusing function is not desired, the upper opening of the diffusing container is closed through the head lid so that the shape of the outer housing is not changed at all Preferably, a separate diffusing container somewhat higher than the hollow inner height constituting the perfume input unit may be selectively used as needed.

The diffuser that diffuses according to the user's needs can be configured in various forms, and it will be possible to apply to various structures for applying a fragrance without deforming the exterior housing of the air purifier structure of the present invention.

In the above, the preferred embodiment of the present invention has been described based on the components, but those skilled in the art can variously modify or change it without departing from the spirit and scope of the present invention as set forth in the claims below. will be able to carry out

100: the entire housing 200: the first body
210: hollow shape part 220: sealing part
223: LED lighting lamp 223a: lamp lid
224: battery loading unit 225: air freshener input unit
225a: opening groove 230: head cap
300: second body 310: bottom lid
310a: fitting member 310b: fitting groove
320: filter module 330: PCB control module
331: electrical signal input unit 331a: slit groove
340: fan for air intake 340a: fitting hole
350: planar heating element module 350a: electrical signal output unit
351: vertical support 351a: projection
351b: metal member 352: horizontal support plate
352a: projection 353: planar heating element
353a: magnet 360: fixed clip holder
361: fitting support 362: fitting member
363: clip 380: inlet
390: ejection port 391: ejection plate

Claims (4)

The overall external shape includes a tumbler-type rectangular housing first body 200 and a housing second body 300 equipped with an inlet 380 and an outlet 390;
The first and second bodies 200 and 300 are provided in a tapered shape with corners having a predetermined bending radius in the horizontal and height directions, so as to facilitate assembly and disassembly.
The second body 300,
The bottom cover 310 having a fitting member 310a protruding upward at a position corresponding to the second body 300 so as to be mutually detachable from the fitting groove 310b installed at a predetermined distance from the lower quadrangular corner. ;and,
A body portion 305 capable of accommodating a plurality of modules capable of purifying and heating the air inside the vehicle;
The inside of the body portion 305,
a cylindrical activated carbon/HEPA filter module 320 that is detachably installed with the lower bottom lid 310 to filter and purify the vehicle interior air introduced into the intake 380;
PCB control module ( 330);
an air intake fan 340 installed to an upper portion of the control module 330 to easily suck external air generated inside the vehicle;
Carbon fiber planar heating element module 350 surrounding the inside of the vertical support having a plurality of predetermined protrusions 351a in the height direction of the upper surface of the control module 330 and the first body 200 and the lower vertical support 351;
an electric signal input unit 331 installed in the center of one side of the upper surface of the substrate constituting the control module 330 and formed so as to apply external power;
an electric signal output unit 350a connected to an electric signal input terminal installed on the substrate constituting the control module 330 and electrically connected to the central portion of one end surface of the planar heating element 353; and
The vertical support 351 is screwed with the upper part, and a plurality of circular shapes are radially developed and a plurality of outlets 390 opened in the vertical direction are provided.
The first body 200,
A hollow shape part 210 provided with a space having a predetermined height for an open hollow shape of a predetermined height so that purified and heated air can be easily radiated into the vehicle interior;
a square-shaped sealing portion 220 having a predetermined thickness configured as an upper portion of the hollow portion 210;
It is installed on the uppermost part of the housing and the first body 200 has a head lid 230 having a plurality of protruding grooves on its bottom so that it can be detached from the upper surface.
A multifunctional vehicle air purifier, characterized in that the LED lighting lamp 223 installed so as to be turned on by a remote control or manually is installed on the lower surface of the sealing part 220 of the first body 200 .
According to claim 1,
The multifunctional vehicle air purifier further comprising an air freshener input unit 225 having an opening (225a) on one side for injecting and radiating a fragrance material to the upper portion of the lighting lamp 223 to add a direction function.
3. The method of claim 1 or 2,
The fitting member 310a protrudes from the floor in a flag-shaped L-shape having a certain height, and the fitting groove 310b coupled to the fitting member is formed at the bottom edge of the body 305 with the fitting member and A multi-function vehicle air purifier that protrudes downward in a shape corresponding to a fastening position and has a plurality of straight slit-shaped suction ports 380 that are opened when the bottom lid 310 and the body are fastened.
4. The method of claim 3,
The body portion 305, one outer peripheral surface of the lower central portion of the cylindrical fitting support 361, and the ball-shaped fitting member 362 and the fitting member and the hinge to the center of the support are configured to facilitate direction adjustment, so that the end portion is The multifunctional vehicle air purifier further comprising a; a fixed clip holder 360 configured to be easily attached to and detached from the air vent in the vehicle by having an open clip (363) shape.

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