KR20200102164A - Portable air cooler having humidifying function - Google Patents

Abstract

The present invention provides a portable air-cooling humidifier capable of supplying air and moisture together. The portable air-cooling humidifier according to the present invention comprises: a main body provided with an internal space; a water tank inserted into the main body and provided with an ultrasonic vibrator and a water feeding filter supplying moisture to the ultrasonic vibrator; a thermoelectric element installed within the main body to make a low temperature part come in contact with a surface of the water tank; a fan cover which is coupled to an upper end of the main body, within which a blowing fan and a motor are installed; a control board controlling operation of the ultrasonic vibrator, the thermoelectric element, and the motor; and an input unit selecting an operation mode. The portable humidifying air cooler according to the present invention can atomize and supply the water stored by the water tank when operating the blowing fan to provide sufficient moisture to a user, thereby preventing a side effect like xeroderma. Specifically, the portable humidifying air cooler can atomize the water of the water tank in a state wherein the water is sufficiently cooled by using the thermoelectric element, thereby providing a much colder and cooler air to the user.

Description

Portable air cooler having humidifying function

The present invention relates to a portable device having a blowing function and a humidifying function, and more particularly, to a portable humidifying cooler capable of spraying water vapor generated by a humidifier by cooling it using a thermoelectric device.

Recently, as the number of users of portable fans increases rapidly in the summer, competition for functions and designs of portable fans is becoming fierce. Accordingly, as shown in FIG. 1, various types of portable fans are being sold on the market.

A portable fan generally includes a rotating blade, a motor, a protective net surrounding the rotating blade and the motor, a handle coupled to the bottom of the protective net, a power supply installed inside the handle, etc., and the user operates the input unit while holding the handle. You can send a cool breeze to your face.

However, if a portable fan is used for a long time, symptoms of dry skin such as skin pulling, itching, and spots may appear due to evaporation of moisture from the skin. Since many young women with sensitive skin are among the users of portable fans, these symptoms can be a factor that greatly reduces customer satisfaction.

To prevent dry skin, spraying mist frequently to supply enough moisture or moisturizing to prevent moisture evaporation, but portable fans are often used outside of home, so it is a very cumbersome task for users.

Meanwhile, since various types of portable humidifiers have recently been sold as illustrated in FIG. 2, it is possible to provide moisture to the face while carrying such a portable humidifier.

However, most portable humidifiers currently on the market are used by placing them on a desk in a home or office, and they are inconvenient to carry due to their size and weight, and the inconvenience of having to prepare a water bottle separately, so it is difficult to actually carry and use them. In addition, even if it is portable, it is very cumbersome for the user to carry both a portable fan and a portable humidifier.

Registered Patent No. 10-1911828 (announced on October 19, 2018) Registered Patent No. 10-1913936 (announced on October 25, 2018)

The present invention has been devised from this background and has an object to prevent side effects such as dry skin due to prolonged use of the portable fan by including a humidifying function in the portable fan.

In addition, an object of the present invention is to provide a much cooler wind to the user by adding a cooling function to the humidification function.

In order to achieve this object, one aspect of the present invention, a main body having an inner space; A water tank inserted into the body and having an ultrasonic vibrator and a water filter for supplying moisture to the ultrasonic vibrator; A thermoelectric element installed inside the body so that the low temperature part contacts the surface of the water tank; A fan cover coupled to an upper end of the main body and having a blower fan and a motor installed therein; A controller board for controlling the operation of the ultrasonic vibrator, the thermoelectric element, and the motor; It provides a portable cold air humidifier including an input unit for selecting an operation mode.

In the portable cold air humidifier according to an aspect of the present invention, the fan cover may include a pressing member for pressing and supporting the upper end of the water tank when coupled to the upper end of the main body.

In addition, in the portable cold air humidifier according to an aspect of the present invention, the main body includes a first space formed on one side of the vertical partition wall, and a second space and a third space divided by horizontal partitions on the other side of the vertical partition wall, A thermoelectric element insertion hole communicating with the first space and the third space is formed in the vertical partition wall, the water tank is inserted into the first space, and the control plate is installed in the second space, and the thermoelectric element The device may be installed in the third space. In this case, an elastic member for elastically biasing the thermoelectric element toward the water tank may be installed in the third space. In addition, a thermoelectric element insertion groove is formed outside the water tank, and a low temperature portion of the thermoelectric element may be inserted into the thermoelectric element insertion groove through the thermoelectric element insertion hole of the vertical partition wall. In addition, a guide means for stably moving the thermoelectric element may be installed in the third space.

In addition, in the portable cold air humidifier according to an aspect of the present invention, operation modes selectable by the input unit include a general wind mode that drives only the motor, a humidified wind mode that operates the motor and the ultrasonic vibrator, the motor, and the ultrasonic wave. It may include at least one of a humidified cool air mode for operating both the vibrator and the thermoelectric element.

The portable humidifying cooler according to the present invention can provide sufficient moisture to the user to prevent side effects such as dry skin, since it is possible to atomize and supply water stored in the water tank when the blower fan is operated.

In particular, a thermoelectric element can be used to atomize the water in a water tank in a sufficiently cooled state, so that a much cooler and cooler wind can be provided to the user.

1 is a view showing various types of conventional portable fans
2 is a view showing various types of conventional portable humidifiers
3 is a perspective view of a portable humidifying cooler according to an embodiment of the present invention
4 is an exploded perspective view of a portable humidifying cooler according to an embodiment of the present invention
5 is a cross-sectional view of a portable humidifying cooler according to an embodiment of the present invention
6 is an exploded cross-sectional view of a portable humidifying cooler according to an embodiment of the present invention
7 is a cross-sectional view of the main body
8 is a cross-sectional view showing the operation of the portable humidifying cooler according to an embodiment of the present invention
9 to 12 are views showing various modified examples of a portable humidifying cooler according to an embodiment of the present invention

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

For reference, in the present specification, when one element is connected or combined with another component, not only when directly connected or combined with another component, but also indirectly connected or combined with another element in the middle It also includes cases. In addition, when a certain part includes or includes a certain component, it means that other components may be further included or provided, rather than excluding other components, unless specifically stated to the contrary. In addition, since the drawings attached to the present specification are merely illustrative for easy understanding of the subject matter of the invention, it should be noted in advance that the scope of the present invention should not be limitedly interpreted.

A portable humidifying cooler 100 according to an embodiment of the present invention. As shown in the perspective view, exploded perspective view, cross-sectional view, and exploded cross-sectional view of FIGS. 3 to 6, the main body 110, the fan cover 120 coupled to the upper end of the main body 110, and installed inside the fan cover 120 A blow fan 130, a water tank 140 installed inside the body 110 for humidification, an ultrasonic vibrator 142 that atomizes water in the water tank 140, and a thermoelectric element that cools the water tank 140 ( 150), may include an input unit 180 for user manipulation, and the like.

The main body 110 may serve as a handle held by a user while accommodating major parts. Although the figure shows that the sieve 110 has a cylindrical shape, since the shape of the body 110 is not limited thereto, the cross-sectional shape may be modified into various shapes such as ovals and polygons.

The material of the body 110 is not particularly limited, and synthetic resin or metal may be selectively used.

The inner space of the main body 110 is divided into two spaces by the vertical partition wall 112, and one of the spaces on both sides of the vertical partition wall 112 is divided into two upper and lower spaces by the horizontal partition wall 114. I can.

That is, as shown in FIGS. 6 and 7, the inner space of the main body 110 includes a first space S1 formed on one side of the vertical partition 112 and a horizontal partition 114 on the other side of the vertical partition 112. It can be divided into a second space (S2) and a third space (S3) separated vertically by.

In one embodiment of the present invention, the water tank 140 is installed in the first space S1, the control plate 160 and the battery 170 are installed in the second space S2, and the third space S3 ), a thermoelectric element 150 is installed. However, the installation positions of the water tank 140, the control plate 160, the battery 170, and the thermoelectric element 150 are not limited thereto. For example, the thermoelectric element 150 may be installed in the second space S2.

The first space S1 and the second space S2 may communicate with the outside through an open upper end thereof, and the third space S2 may communicate with the outside through the opening 111 formed in the sidewall.

In the vertical partition wall 112, a thermoelectric element insertion hole 113 communicating between the first space S1 and the third space S3 is formed. Therefore, when the water tank 140 is inserted into the first space (S1) and the thermoelectric element 150 is inserted into the third space (S3), the low temperature of the thermoelectric element 150 passing through the thermoelectric element insertion hole 113 It is possible to cool the water in the water tank 140 by contacting the tank 140.

It is preferable that a cover 115 may be mounted in the opening 111 of the third space S2, and a heat dissipation hole 116 for dissipating heat generated from the thermoelectric element 150 is formed in the cover 115 . A heat dissipation hole 116 for dissipating heat generated from the thermoelectric element 150 may also be formed on the bottom surface of the third space S2.

The water tank 140 installed in the first space S1 and the control plate 160 and the battery 170 installed in the second space S2 may be fixed by the fan cover 120.

Insulation may be installed inside the body 110. For example, as shown in FIG. 7, an insulating material 190 may be installed on the inner wall of the first space S1 into which the water tank 140 is inserted. An insulating material 190 may be installed on the inner wall of the third space S3 in which the thermoelectric element 150 is installed.

The fan cover 120 is coupled to the upper end of the main body 110 and serves to support and protect the blowing fan 130.

The fan cover 120 may include an upper cover 123 having a plurality of ribs and a lower cover 125 having a plurality of ribs, referring to FIGS. 5 and 6. The upper cover 123 and the lower cover 125 may be detachably coupled to each other.

A motor 134 is fixed to the central portion of the lower cover 125, and the motor 134 serves to rotate the rotation shaft 132 of the blowing fan 130.

When the fan cover 120 has a side wall, as shown in the drawing, a plurality of air inlets 121 may be formed on the side wall.

At the edge of the fan cover 120, a coupling portion 128 protruding lower than the lower cover 125 is formed, and the coupling portion 128 is coupled to the upper end of the body 110.

The coupling portion 128 of the fan cover 120 may include a locking means capable of increasing a coupling force when coupled to the upper end of the main body 110. For example, as shown in FIGS. 5 and 6, a locking protrusion 129 inserted into a locking groove 119 formed on the outer wall of the main body 110 is protruded at the lower end of the coupling part 128 of the fan cover 120 Can be. Since the locking means is relative, on the contrary, a locking groove is formed in the coupling portion 128 of the fan cover 120, and a locking protrusion corresponding to the locking groove may be formed on the outer wall of the main body 110.

In contrast, the coupling portion 128 of the fan cover 120 may be formed with a screw thread to be screwed with the upper end of the main body 110.

The fan cover 120 may include a pressing member 126 that presses and fixes the water tank 140, the control plate 160, the battery 170, etc. inserted into the main body 110.

The pressing member 126 may protrude inward from the edge of the lower cover 125 or may protrude inward from the coupling portion 128.

When the water tank 140, the control plate 160, and the battery 170 are inserted into the main body 110 and the fan cover 120 is coupled to the upper end of the main body 110, the pressing member 126 As shown in Fig. 5, by pressing the upper ends of the water tank 140, the control plate 160, and the battery 170, they can play a role of preventing them from shaking or falling out during use.

Since the motor 134 is fixed at the center of the lower cover 125, the electric wire connecting the control plate 160 and the motor 134 may be installed inside the rib constituting the lower cover 125.

The water tank 140 stores water for humidification and is preferably made of a metal material such as stainless steel or aluminum because it must be cooled by the thermoelectric element 150.

A spray hole 146 is formed at the top of the water tank 140, and an ultrasonic vibrator 142 is installed inside the spray hole 146. Although not shown in the drawings, it goes without saying that the water tank 140 must have a water supply port through which water can be injected.

A water supply filter 144 is installed inside the water tank 140, and the upper end of the water supply filter 144 is preferably in contact with the bottom surface of the ultrasonic vibrator 142. The water supply filter 144 serves to move moisture to the ultrasonic vibrator 142 by a capillary phenomenon, and a specific material is not limited.

The ultrasonic vibrator 142 applies ultrasonic vibration to the moisture supplied through the water supply filter 144 to atomize and discharge it through the spray hole 146.

The ultrasonic vibrator 142 is electrically connected to the controller plate 160, and the controller plate 160 controls the connection of the ultrasonic vibrator 142 and the battery 170.

The thermoelectric device 150 is a semiconductor device that generates a temperature difference on both sides of the device by using the Feltier Effect, and serves as a heat pump that absorbs external heat from a low temperature part and transfers it to a high temperature part.

In an embodiment of the present invention, the water tank 140 is cooled by bringing the low temperature part of the thermoelectric element 150 into contact with the surface of the water tank 140.

It is preferable to mount a heat dissipation fin 152 at a high temperature portion of the thermoelectric element 150 and a heat dissipation fan 154 at one side of the heat dissipation fin 152.

The thermoelectric element 150 is electrically connected to the control plate 160, and the control plate 160 controls the connection between the thermoelectric element 150 and the battery 170.

In the embodiment of the present invention, the thermoelectric element 150 is installed in the third space S3 in which the opening 111 is formed, but the installation location is not limited thereto. It is preferable to form a plurality of heat dissipation holes 116 for heat dissipation in the cover 115 of the opening 111 and the bottom of the third space S3.

The control panel 160 includes a plurality of electronic components for controlling the overall operation of the portable cold air humidifier 100.

The battery 170 is preferably a rechargeable battery such as a lithium ion battery, but is not limited thereto. It is preferable that the battery 170 is stably mounted on the battery storage unit 172. It goes without saying that the terminals formed on the battery storage unit 172 must be electrically connected to the control board 160.

In the drawings, it is shown that the battery storage unit 172 is coupled to one side of the control panel 160, but the control panel 160 and the battery storage unit 172 may be separated from each other.

The input unit 180 provides a function of selecting an operation mode of the portable humidification cooler 100, and may be in the form of a switch, a button, or a touch panel.

An operation mode selectable through the input unit 180 may include, for example, a power off, a general wind mode, a humidified wind mode, a humidified cold wind mode, and the like.

In the general wind mode, only the blowing fan 130 is operated, and the ultrasonic vibrator 142 and the thermoelectric element 150 do not operate.

The humidification mode is a mode in which the blower fan 130 and the ultrasonic vibrator 142 are operated together to provide wind and moisture together, but the thermoelectric element 150 does not operate.

The humidified cold air mode is a mode in which both the blowing fan 130, the ultrasonic vibrator 142, and the thermoelectric element 150 are operated to provide cold moisture and wind together.

Although not shown in the drawing, the operation mode that can be selected by the input unit 180 is a simple cooling mode in which only the thermoelectric element 150 is operated to cool the water in the water tank 140, or only the humidification function is performed by operating only the ultrasonic vibrator 142. It may also include a simple humidification mode used.

In addition, although not shown in the drawings, the portable cold air humidifier 100 according to an embodiment of the present invention may be equipped with a charging port for charging the battery 170, an LED indicating an operation mode or a state.

Hereinafter, the operation of the portable cold air humidifier 100 according to an embodiment of the present invention will be described with reference to FIG. 8 and the above-described drawings.

First, the user checks the amount of water filled in the water tank 110, and if it is determined that water is insufficient, as shown in FIG. 6, after separating the fan cover 120 from the main body 110, the water supply port (not shown in the drawing) Water) through the water tank 110.

Subsequently, the water tank 110 is inserted into the body 110 and the fan cover 120 is coupled to the upper end of the body 110. At this time, the fan cover 120 is completely lowered so that the locking protrusion 129 at the bottom is inserted into the locking groove 119 of the main body 110.

In this state, a desired operation mode can be selected by manipulating the input unit 180. If the humidification/cooling air mode is selected, the control panel 160 drives the motor 134 in response to an input signal from the input unit 180 to rotate the blower fan 130, while the thermoelectric element 150 and the ultrasonic vibrator 142 ) To drive them.

Accordingly, the water vapor atomized by the ultrasonic vibrator 142 is sprayed toward the user by the blowing fan 130, and the water tank 110 in contact with the low temperature portion of the thermoelectric element 150 due to the operation of the thermoelectric element 150 It cools rapidly.

Subsequently, after a certain period of time, the sufficiently cooled water in the water tank 110 is atomized and sprayed through the ultrasonic vibrator 140, so that the user can supply cold moisture to the skin, thereby obtaining a much cooler feeling. .

In the above, a preferred embodiment of the present invention has been described, but the present invention may be implemented after being modified or modified in various forms in a specific application process.

As an example, in the above-described embodiment, the water tank 140 of the portable humidifying cooler 100 is inserted into the first space S1 from the top of the main body 110, but the first space S1 of the main body 110 It is also possible to form an insertion hole and a cover on the bottom of the water tank 140 through it.

As another example, like the portable cold air humidifier 100a illustrated in FIG. 9, an elastic member 158 for closely contacting the thermoelectric element 150 to the water tank 140 may be installed. This is because the cooling efficiency of the water tank 140 can be improved as the low temperature part of the thermoelectric element 150 is brought into close contact with the surface of the water tank 140.

In the drawing, it is shown that the elastic member 158 is installed between the heat dissipation fin 152 and the main body 110, but it is not limited thereto. If the thermoelectric element 150 can be elastically biased toward the water tank 140, another method Alternatively, the elastic member 158 may be installed at another location. The type of the elastic member 158 is also not limited.

As another example, like the portable cold air humidifier 100b illustrated in FIG. 10, a thermoelectric element insertion groove 148 into which a low temperature portion of the thermoelectric element 150 is inserted may be formed in the water tank 140.

The thermoelectric element insertion groove 148 is formed at a position corresponding to the thermoelectric element insertion hole 113 formed in the vertical partition wall 112 of the main body 110, and has a depth enough to insert the low temperature portion of the thermoelectric element 150 It is desirable.

When the thermoelectric element insertion groove 148 is formed in the water tank 140, the cooling efficiency of the water tank 140 can be improved as the contact surface between the thermoelectric element 150 and the water tank 140 is widened.

However, in this case, in order to remove the water tank 140 from the main body 110, the thermoelectric element 150 must first be removed from the thermoelectric element insertion groove 148, and for this purpose, it is placed in the third space S3 of the main body 110. It is preferable to install a guide means (rail, etc.) capable of stably moving the thermoelectric element 150.

As another example, in the above-described embodiment, the fan cover 120 of the portable humidifying cooler 100, 100a, 100b is shown to have a diameter similar to that of the main body 110, but is not limited thereto. Therefore, like the portable cold air humidifier 100c illustrated in FIG. 11, the fan cover 120 may have a much larger diameter than the main body 110.

As another example, in the above-described embodiment, it is shown that the central axis direction of the blowing fan 130 of the portable humidification cooler 100, 100a, 100b, 100c and the central axis direction of the main body 110 are the same, but the present invention is not limited thereto. Does not.

Therefore, like the portable cold air humidifier 100d illustrated in the side view (a) and the top view (b) of FIG. 12, the direction of the central axis of the blowing fan 130 and the direction of the central axis of the main body 110 may cross each other by 90 degrees. , And may intersect at different angles. In addition, the central axis of the blowing fan 130 may be configured to be changeable with respect to the central axis of the main body 110.

As described above, the present invention may be modified or modified in various forms, and modified or modified embodiments are of course within the scope of the present invention if the technical idea of the present invention disclosed in the claims to be described later is included.

100: portable cold air humidifier 110: main body 111: opening
112: vertical bulkhead 113: thermoelectric element insertion hole 114: horizontal bulkhead
115: radiating part cover 116: radiating hole 119: locking groove
120: fan cover 121: air inlet 123: upper cover
125: lower cover 126: pressing member 128: coupling portion
129: stopping protrusion 130: blowing fan 132: rotating shaft
134: motor 140: water tank 142: ultrasonic vibrator
144: water filter 146: spray hole 148: thermoelectric element insertion groove
150: thermoelectric element 152: cooling fin 154: heat dissipation fan
158: elastic member 160: control plate 170: battery
172: battery storage unit 180: input unit 190: insulation

Claims (7)

A main body having an internal space;
A water tank inserted into the body and having an ultrasonic vibrator and a water filter for supplying moisture to the ultrasonic vibrator;
A thermoelectric element installed inside the body so that the low temperature part contacts the surface of the water tank;
A fan cover coupled to an upper end of the main body and having a blower fan and a motor installed therein;
A controller board for controlling the operation of the ultrasonic vibrator, the thermoelectric element, and the motor;
Input section to select the operation mode
Portable cold air humidifier comprising a The method of claim 1,
The fan cover comprises a pressing member for pressing and supporting the upper end of the water tank when coupled to the upper end of the main body. The method of claim 1,
The main body includes a first space formed on one side of the vertical partition wall, and a second space and a third space divided by a horizontal partition wall on the other side of the vertical partition wall,
A thermoelectric element insertion hole communicating with the first space and the third space is formed in the vertical partition wall,
The water tank is inserted into the first space, the control plate is installed in the second space, and the thermoelectric element is installed in the third space. The method of claim 3,
A portable cold air humidifier, characterized in that an elastic member for elastically biasing the thermoelectric element toward the water tank is installed in the third space. The method of claim 3,
A portable cold air humidifier, characterized in that a thermoelectric element insertion groove is formed outside the water tank, and the low temperature portion of the thermoelectric element is inserted into the thermoelectric element insertion groove through the thermoelectric element insertion hole of the vertical partition wall. The method of claim 3,
A portable cold air humidifier, characterized in that a guide means for stably moving the thermoelectric element is installed in the third space. The method of claim 1,
The operation mode that can be selected from the input unit may include a general wind mode that drives only the motor, a humidified wind mode that operates the motor and the ultrasonic vibrator, and a humidified cold wind mode that operates all of the motor, the ultrasonic vibrator, and the thermoelectric element. Portable cold air humidifier comprising at least one

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