KR102145686B1 - Portable Air Purifier - Google Patents

Abstract

Disclosed is a portable air purifier. The portable air purifier can eliminate the generation of unnecessary noise by using a pump with a one-way valve to intake and discharge outside air, and can maintain cleanliness without fear of contamination from the outside as a body of the air purifier is sealed. The portable air purifier includes: a casing body, a purified air intake portion, an air purification portion, and purified air storage portion.

Description

Portable Air Purifier

The present invention relates to an inhalation type portable air purifier capable of inhaling purified air through a mouth or nose. In particular, it relates to a portable air purifier in which the air purifier body has a closed structure that does not cause contamination from the outside while performing the suction and discharge of outside air by a pump having a one-way valve.

Industrial development allows many people to enjoy a convenient and prosperous life, while various dusts and chemicals emitted from thermal power plants or industrial sites, as well as soot gas emitted from automobiles that people use as a means of transportation, are a source of air pollution. It is a well-known fact that it is the main factor.

Particularly, when fine dust or harmful gases emitted into the atmosphere are inhaled through the human body's respiratory tract and invade into the body, it is becoming a major social problem as it acts as a cause of various diseases such as various respiratory diseases.

As part of a method for escaping from such a serious air pollution problem, a portable air purifier that anyone can carry and use regardless of place has been proposed in the following patent documents.

The'air purifier according to one aspect of Patent Document 1 includes a main body provided with an inlet through which air is introduced and an outlet through which air is discharged; A partition section that divides the interior of the body into a first space and a second space, and has a plurality of flow holes through which air can pass; A suction fan provided in the first space to suck air into the body; And a filter member provided in the second space, wherein the air introduced into the first space by the suction fan is primarily filtered in the process of passing through the plurality of flow holes, and passes through the plurality of flow holes. Air is secondarily filtered by the filter member.

The'air purifier' of Patent Document 2 includes a main body case including an air inlet and an outlet, a blower including a blowing fan installed inside the case and a rotating motor rotating the blowing fan, and can be coupled to the air inlet of the case. It includes an air purification filter formed in a hollow column shape, and a filter cover capable of fixing the air purification filter to the case. In the body case, an ultraviolet LED capable of sterilizing purified air and a solid oxygen cartridge for supplying oxygen are included in the air flow path, and a discharge port through which the purified air can be discharged is formed in the upper part of the main body case. Includes a slide for adjusting the direction of the discharge port that can adjust the direction of the discharge wind inside.

One side of the main body case includes a UV LED for sterilization irradiation that can be easily turned on by pressing a switch installed on the main body, and a built-in battery that supplies power to each operating part allows charging and repetitive use, and controls the operating part or It includes a control electronic circuit so that it can supply.

In addition, considering that this air purifier is a portable device, a necklace strap is formed on the top of the body so that there is no inconvenience in carrying and using it, and it is used by hanging it around the neck using a necklace string to purify the air near the user's respiratory system. It discloses that it includes a pedestal that can be used by fixing on a table, etc.

Patent Document 3 is a'first case including a first compartment in which an air intake port is formed; A second case capable of storing air therein and including a second compartment in which an air outlet is formed, and capable of being separated and coupled to the first case; A filter unit for filtering incoming outdoor air; A pump to suck the outside air into the first compartment; And it provides a portable air purifier comprising a battery for supplying power to the pump.'

However, among the prior art, the portable air purifier disclosed in Patent Documents 1 and 2 performs not only the suction of outside air but also the discharge of the purified air with a fan, so that noise generated by the fan and the size of the fan The outdoor air intake port, which has a corresponding size and is installed to be open to the outside, causes dust to flow into the air purifier body, causing contamination, and also does not hold the air purifier body without blocking the outside air inlet in a predetermined space even when in use. There are also some inconveniences that must be made.

On the other hand, Patent Document 3, unlike Patent Documents 1 and 2, purifies the outside air sucked by the operation of a pump provided inside the air purifier body and discharges it to the outside, but Patent Document 3 is also installed on the entire bottom of the air purifier body. Since it is a configuration in which the air purifier body is inhaled through the suction holes, the problem arising from the outdoor air intake port installed in the air purifier of Patent Documents 1 and 2 will remain. In particular, the oral intake unit provided for inhaling purified air There is a problem that there is always a concern of contamination because it is a configuration that is always open to the outside like an outdoor air intake port on the entire top of the unit.

Therefore, there is an urgent need for the development of an air purifier that has a closed structure that is convenient to use while preventing contamination from the outside.

KR Patent Publication No. 10-2017-0135588 KR Patent Publication No. 10-2018-0080155 KR Patent Publication No. 10-2017-0040917

The present invention was developed to supplement the problems of the prior art and provide various additional advantages, and by performing the suction and discharge of the outside air by a pump having a one-way valve, the purified air is strongly pushed while preventing unnecessary noise generation. It is intended to provide a portable air purifier that makes it easy to inhale purified air and maintains cleanliness without contamination from the outside by forming the air purifier body in a sealed structure.

The above object is achieved by a portable air purifier provided according to the present invention.

A portable air purifier provided according to an aspect of the present invention includes: a rectangular casing body having a receiving space portion of a predetermined area in which all portions except for an opening portion covered by a cover are sealed; The casing body from the side opposite to the cover is installed so as to be able to open and close at a location spaced apart from the outside air intake hole of the casing body to allow inhalation of purified air through the mouths and noses of users depending on whether or not they are opened. A concave groove of a predetermined width formed to be concave inwardly at the upper end of and at least two or more connections formed to be opened from the concave groove to the receiving space to form a state in contact with the purified air storage unit and to be detachably coupled A rotating body for opening/closing having a communication hole that closes or opens the connecting holes to the outside depending on whether or not the concave groove is rotated in a state in which the concave groove is transversely rotated at a position in contact with the balls and the connecting holes And a purified air suction unit comprising a plurality of discharge ports protruding to form a communication hole of the opening/closing body and protruding from the concave groove according to whether or not the opening/closing rotation body rotates; An air purification unit built in the receiving space to be in contact with the outside air suction hole for forcibly inhaling the outside air, removing fine dust and deodorizing the suctioned outside air and forcibly discharging it to the purified air suction unit; And a purified air storage unit configured to be detachably coupled with the air purification unit and the purified air suction unit while being in contact with each other to store the purified air discharged from the air purification unit while allowing suction through the purified air suction unit.

In another embodiment, the air purifying unit is composed of batteries and is installed in an electric circuit with the power supply unit and the power supply unit to be turned on/off by a power button protruding from the casing body to operate the power button on/off It is coupled to be in contact with the drive motor driven or stopped according to the external air intake hole and the purified air storage unit, and is coupled to the eccentric cam of the drive shaft of the drive motor while moving up and down linearly when the drive motor is driven. A pump forcibly discharging the air forcedly inhaled from the outside air intake hole toward the purified air storage unit, and the pump in contact with the purified air storage unit and detachably coupled to the outside air forcibly discharged to the purified air storage unit It is characterized in that it is composed of a purification filter composed of at least three or more filters that purify with clean air by removing large dust and odors contained therein.

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In another embodiment, the purified air storage unit is a storage pack having connection pipes on both sides, and one of the connection pipes is detachably coupled to the connection holes, and the other connection pipe is the filter It is characterized in that only the air purified from the filter is attached to be detachably stored in the storage pack.

In another embodiment, a suction nozzle made of a silicone material, which is replaceable and washable with high heat, is further provided to be detachable from the discharge port.

According to the present invention, it is possible to use in a pleasant atmosphere by eliminating unnecessary noise during air purification, and the sealed structure of the air purifier main body prevents contamination of the inside of the air purifier main body from the outside. It gives an effect that makes it convenient to use.

1A is a perspective view showing the appearance of a portable air purifier according to the present invention, and is a perspective view showing a state in which a suction part is accommodated in a casing body when the portable air purifier is not used,
1B is a perspective view showing a state in which the suction part is exposed to the outside from the casing body when the portable air purifier according to the present invention is to be used,
Fig. 2 is a perspective view showing Fig. 1A in a state in which the cover is removed as viewed from the rear side,
3A is a partially enlarged cross-sectional view taken along the line II of FIG. 1A,
3B is a partially enlarged cross-sectional view taken along the line II-II of FIG. 1B
4 is a view showing the interior of the portable air purifier according to the present invention,
5A and 5B are cross-sectional views taken along the line III-III of FIG. 4 and are views showing the suction and discharge operation states of the pump,
6 is a cross-sectional view showing the inside of the filter in FIG.
7 is a perspective view showing an example of the exterior of a storage container (Pack) pack for storing purified air.

Hereinafter, a more preferred embodiment of the portable air purifier according to the present invention will be described in detail with reference to the accompanying drawings.

The present invention will be described in detail in the detailed description of the bar, specific embodiments that can be made various changes and can have various embodiments.

However, this is not intended to limit the present invention to a specific embodiment, it is to be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

In the description of the present invention, when it is determined that a detailed description of related known technologies may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted. In addition, terms to be described later are terms defined in consideration of functions in the present invention, and since these may vary according to the intention or custom of users or operators, the definition should be made based on the contents throughout the present specification describing the present invention. .

1A is a perspective view showing the appearance of a portable air purifier according to the present invention, and is a perspective view showing a state in which a suction part is accommodated in a casing body when the portable air purifier is not used, and FIG. 1B is a portable air purifier according to the present invention It is a perspective view showing a state in which the suction part is exposed to the outside from the casing body in the case of using.

As shown in the drawing, the portable air purifier 100 according to the present invention has a substantially rectangular shape having a receiving space 113 having a predetermined area in which the entire area except for the opening 111 that is opened and closed by the cover 112 on the rear side is sealed. It includes a casing body 110 molded from the top plastic. Installation of the opening 111 that is opened and closed by the cover 112 facilitates replacement, cleaning or maintenance of batteries, filters, and purified air storage packs, which will be described later, into the casing body 110. In addition, the casing body 110 was fastened as a fixing screw 115 by dividing it into two divided bodies in order to facilitate mounting of the above-described components in the receiving space 113 therein. The casing body 110 is manufactured in a size that is convenient to carry and is easy to hold and use by hand, and the size can be manufactured in various sizes according to the taste of consumers.

As shown in the drawing (refer to FIGS. 1A and 1B), a purged air intake unit 120 capable of forcibly inhaling purified air through the mouths and noses of users on the upper front portion of the casing body 110 Was installed. The purified air intake unit 120 is installed to appear and protrude from the casing body 110 and allows the user to inhale purified air through the mouth or nose of users depending on whether or not it is opened. The detailed configurations are shown in FIGS. 3A and 3B. It will be described with reference to together.

3A is a partially enlarged cross-sectional view along the line I-I of FIG. 1A, and FIG. 3B is a partially enlarged cross-sectional view along the line II-II of FIG. 1B.

As shown in the drawing, the purified air suction unit 120 includes a concave groove 121 having a predetermined width formed to be concave inwardly on the upper end of the casing main body 1100 on the opposite side of the cover of the casing main body 110. The concave groove 121 is formed to be open from the concave groove 121 toward the receiving space 113 and is in contact with the connection pipes 146 of the purified air storage unit 140 to be described later. At least two or more connecting holes 122 are provided to form a detachable coupling, and the concave groove 121 at a position facing the connection holes 122 inside the concave groove 121 For opening and closing having a communication hole 124 that closes the connection holes 122 (see Fig. 3A) or opens to the outside (see Fig. 3B) depending on whether the connection holes 122 are supported to be rotated in a transverse state A rotating body 125 is installed, and a plurality of discharge ports 125-2 protruding to the outside while being in contact with the communication hole 124 are integrally installed in the opening/closing rotating body 125, According to whether or not the opening/closing rotating body 125 is rotated, it protrudes from the concave groove 121. Fig. 3A shows the discharge port 125-2 integrally installed with the opening/closing rotating body 125. It shows that it is located in a state immersed in 121, and FIG. 3B shows a state in which the discharge port 125-2 protrudes outward from the concave groove 121. The discharge port 125-2 is A plurality of are installed to enable rapid inhalation of a large amount of purified air by inserting it into the nose of users, and if necessary, it can be bitten and inhaled by mouth. In the case, it can be washed and used, or a disposable silicone suction nozzle 126 can be detachably combined and used.

In order to be able to inhale the air purified from the purified air intake unit 120 through the nose or mouth, the purged air intake unit 120 is installed in the case body 110 like the purified air intake unit 120 Detailed configurations of the air purification unit 130 and the purified air storage unit 140 that purify the air sucked from the outside toward the side will be described with reference to FIGS. 4 to 7.

4 is a view showing the interior of the portable air purifier according to the present invention.

As shown in the drawing, the air purification unit 130 is built in a state in contact with the outside air intake hole 116 (refer to FIGS. 1A and 1B) in the receiving space 113 of the case body 110 and is The detailed configuration will be described with reference to FIGS. 5A and 5B to 7 as forcibly inhaling and forcibly discharging the inhaled outdoor air to the purified air intake unit 120 by deodorizing it as well as removing general large and fine dust. .

5A and 5B are partially enlarged cross-sectional views taken along the line III-III of FIG. 4, showing the operating state of the pump, and FIG. 6 is a cross-sectional view showing the inside of the filter by separating only the filter in FIG. 4, and FIG. 7 is It is a perspective view showing an example of the appearance of a storage pack (Pack) for storing air.

As shown in the drawing, the air purifying unit 130 is made of batteries and penetrates the casing body 110 and is installed to protrude to the outside so that anyone can easily operate the on/off power button 131 ( 2) and the drive motor 133 and the outside air that are installed to form an electric circuit with the power supply 132 and the power button 131 to be driven or stopped depending on whether the power button 131 is operated on or off. The suction hole 116 and the purified air storage unit 140 to be described later are in contact with each other and are coupled to be eccentrically coupled to the eccentric cam 133-2 of the driving shaft portion of the driving motor 133, and the driving motor ( When 133 is driven, the purified air storage unit 140 forcibly sucks air from the outside air intake hole 116 (see Figs. 1A and 1B) while linearly moving up and down by the eccentric cam 133-2. General dust contained in the outside air discharged to the purified air storage unit 140 by being in contact with the pump 134 forcibly discharged to the side and the pump 134 and the purified air storage unit 140 and being detachably coupled Of course, it includes a purification filter 135 made of at least three or more filters 136-1, 136-2, 136-3 for purifying into clean air by removing ultrafine dust and odors.

The pump 134 forcibly transports the outside air sucked in for air purification to the purified air intake unit 120 of the casing body 110 to allow users to naturally inhale the purified air. That is, the detailed configuration is as shown in Figs. 5A and 5B. That is, the pump 134 is coupled to the eccentric cam 133-2 of the driving motor 133, contracts and expands, and provides a direct pumping action. The pumping cap 134-1 and the pumping cap 134- 1) and the intake and exhaust valve holes 134-in which the intake and exhaust valve plates 134-4 and 134-6 are opened and closed alternately when the pumping cap 134-1 is contracted or expanded. 5,134-7) with a pump body (134-2).

When the pumping cap 134-1 is expanded, as shown in FIG. 5A, the intake valve plate 134-4 is opened, while the exhaust valve plate 134-6 is in a closed state. The outside air is forced into the inside of the pumping cap 134-1 through the intake valve hole 134-5 installed in contact with the outside air intake hole 116 (see Figs. 1A and 1B) of the casing body 110. Inhaled.

Unlike this, as shown in FIG. 5B, when the pumping cap 134-1 is contracted, the outside air that has been sucked into the pumping cap 134-1 is closed, while the intake valve plate 134-4 is closed. Inflow into the purification filter 135 coupled to be in contact with the exhaust valve hole 134-7 through the exhaust valve hole 134-7 forming an open state due to the opening of the exhaust valve plate 134-6 It is forced to discharge.

The purification filter 135 is shown in FIG. 6. As shown in FIG. 6, the purification filter 135 is a filter for general dust 136-1, a filter for ultrafine dust (136-2) in the inside of the cylindrical case 135-1, which is sealed in all directions. Deodorization filters (136-3) are sequentially installed, and inlet and outlets (135-4, 135-5) for connecting in communication with the pump 134 and the purified air storage unit 140 are respectively provided on both sides. Installed. The purification filter 135 is a consumable item and is preferably used for replacement after a certain period of use. The purification filter 135 is detachably coupled to the exhaust valve hole 134-7 side of the pump 134 and the purification air storage unit 140 side for easy replacement by anyone.

As shown in the figure, the purified air storage unit 140 is detachably coupled in a state in which the air purification unit 130 and the purified air intake unit 120 are in contact with each other and discharged from the air purification unit 130 The purified air is stored for a long time while allowing the purified air to be inhaled through the purified air intake unit 120 at any time, and the storage pack 142 and the storage pack 142 are flexible to shrink and expand. ) Consists of flexible connecting pipes 144 and 146 installed integrally extending from both sides of it.

The storage pack 142 may also be made of plastic or metal. The connection pipes 144 and 146 of the storage pack 142 are detachably coupled to the connection holes 122 on the side of the purified air suction unit 120 and the outlet 135-5 of the purification filter 135 , The storage pack 142 can be easily exchanged or cleaned. The connection pipes 146 of the storage pack 142 are formed in plurality in correspondence with the plurality of connection holes 122 on the side of the purified air suction unit 120, but the connection holes 122 or communicate with the plurality of connection holes 122 The connection pipes 146 to be coupled to each other may be one instead of a plurality.

The portable air purifier 100 according to the present invention having such a configuration can be operated by manipulating the power button 131 of the power unit 132. Before the portable air purifier 100 is driven, a suction nozzle 126 coupled to the discharge port 125-2 of the purified air suction unit 120 may be inserted into the nose of users. If necessary, it can be used in the oral cavity, and although the drawing is not shown, it can be combined with a mask to be inhaled through the nose or mouth.

When the purified air suction unit 120 is coupled to the nose or mouth, the opening and closing of the connection hole 122 is located in a state immersed in the concave groove 121 as shown in FIG. 3A. The rotating body 125 is rotated in the state of FIG. 3B so that the connection hole 122 and the communication hole 124 of the opening/closing rotating body 125 are in contact with the suction nozzle 126. It is preferable that the discharge port 125-2 is exposed to the outside so as to protrude. The reason is to expose the suction nozzle 126 to the outside so that it can be easily combined with the nose or mouth of users, and when the suction nozzle 126 is positioned in the state of FIG. 3B, the purified air is sucked. It is to achieve an open state as much as possible.

In this state, when the power button 131 is operated in an ON state, the driving motor 133 is driven by power applied from the power supply unit 132. The driving of the driving motor 133 operates the pump 134 coupled to the eccentric cam 133-2 to be pumped up and down. The operation of the pump 134 continuously forcibly sucks outside air through the outside air suction hole 116 (refer to FIGS. 1A and 1B) to pass through the purification filter 135. The outside air flowing into the purification filter 135 is a filter for general dust (136-1), a filter for ultrafine dust (136-2), and a filter for deodorization (136-3) densely built into the purification filter (135). ) By filtering out the general dust, ultrafine dust and odor contained in the outside air, so that only clean air is sent to the purified air storage unit 140 for storage.

The purified air compressed and stored in the storage pack 142 of the purified air storage unit 140 is soft connecting pipes 146 from the storage pack 142 and a purified air suction unit 120 connected to be in contact therewith. After passing through the connection hole 122 of ), it is possible to continuously inhale through the nose or mouth of users through the discharge port 125-2 in contact with the communication hole 124 of the rotating body 125 for opening and closing.

The purified air produced by the air purification unit 130 is sufficiently made in the purified air storage unit 140 by the purified air intake unit 120 that opens and closes, so that it can be sucked in the stored state, It provides an advantageous advantage of allowing air purifier users to inhale purified air sufficiently and stably at all times.

The state of fullness of the purified air stored in the purified air storage unit 140 can be confirmed by users by installing a separate display unit to stop the operation of the air purification unit 130, which is a general technique. Therefore, detailed descriptions have been omitted.

In addition, unlike the conventional exposed structure, the purified air intake unit 120 can be located and used in the concave groove 121 in a state that is protruding and protruding, so that it is convenient to carry and provides advantageous benefits in terms of health and hygiene. .

In addition, a small outdoor air suction hole 116 formed on the front surface of the casing body 110 by the pump 134 of the air purifying unit 130 accommodated in the casing body 110 to provide an external air suction action for air purification Since it is operated through the bay, it gives the advantage of preventing the inflow of dust or foreign matter from the outside compared to the conventional air purifier.

100: portable air purifier
110: casing body
112: cover
116: outside air suction hole
120: Purified air suction unit
121: concave groove
122: connection hole
124: communication hole
125: rotating body for opening and closing
125-2: discharge port
126: suction nozzle
130: air purification unit
131: power button
132: power supply
133: drive motor
133-2: Eccentric cam
134: pump
135: air purification filter
140: purified air storage unit
142: storage pack
144,146: connector

Claims (5)

delete A rectangular casing body having a receiving space portion of a predetermined width in which all portions except for the opening portion covered by the cover are sealed;
The casing body from the side opposite to the cover is installed so as to be able to open and close at a location spaced apart from the outside air intake hole of the casing body to allow the user to inhale purified air through the mouth or nose of users depending on whether it is opened or not. A concave groove of a predetermined width formed to be concave inwardly at the upper end of and at least two connecting holes formed to be opened from the concave groove to the receiving space to form a state in contact with the purified air storage unit and to be detachably coupled A rotating body for opening and closing having a communication hole that closes or opens the connection holes to the outside depending on whether the connection holes are rotated by being supported to rotate in a state in which the concave groove is transversely cut in the inside of the concave groove at a position in contact with the connection holes A purified air suction unit comprising a plurality of discharge ports protruding to form a communication hole of the opening/closing rotating body so as to protrude from the concave groove according to whether or not the opening/closing rotating body rotates;
An air purifying unit built in the receiving space to be in contact with the outdoor air intake hole for forcibly inhaling the outside air, removing fine dust and deodorizing the inhaled outdoor air, and forcibly discharging it to the purified air intake unit; And
A purified air storage unit that is detachably coupled to the air purification unit and the purified air suction unit while being in contact with each other to store the purified air discharged from the air purification unit and to be sucked through the purified air suction unit; Portable air purifier comprising a. The method of claim 2,
The air purifying unit is composed of batteries and is installed in an electric circuit with the power supply unit and the power supply unit configured to be turned on/off by a power button protruding from the casing body, and is driven according to whether the power button is operated on/off or The outside air suction hole is coupled to be in contact with the driving motor and the outside air suction hole and the purified air storage unit to be stopped, and is coupled to the eccentric cam of the drive shaft of the driving motor and moves up and down when the driving motor is driven. A pump forcibly discharging the air forcibly sucked from the purified air storage unit and a large dust contained in the outside air that is detachably coupled to the pump and is in contact with the purified air storage unit and forcibly discharged to the purified air storage unit Of course, a portable air purifier comprising a purification filter consisting of at least three or more filters that remove ultrafine dust and odors to purify the air. The method of claim 3,
The purified air storage unit is a storage pack having soft connection pipes on both sides, and one of the connection pipes is detachably coupled to the connection holes, and the other connection pipe is detachably coupled to the filter. A portable air purifier, characterized in that only the air purified from the filter is stored in the storage pack. The method of claim 2,
A portable air purifier, characterized in that a suction nozzle made of silicon, which is replaceable and can be washed with high heat, is further provided to be detachable from the discharge port.

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