KR20150050263A - Apparatus of hand dryer - Google Patents

Abstract

Provided is a hand dryer which comprises: a body housing unit providing a drying wind discharge port in a hand drying space and having an air inlet; an air blower unit installed inside the body housing unit and providing a drying wind; a first light irradiation unit for sterilization irradiating ultraviolet light for sterilization toward the discharge port; and a second light irradiation unit for vitamin synthesis irradiating ultraviolet light for vitamin synthesis toward the hand drying space.

Description

Apparatus of hand dryer

The present application relates to sanitary appliances, and more particularly, to a hand drying device having sterilization and vitamin synthesis functions.

Hand drying devices such as hand dryers are used to dry wet hands. Public places, such as highway rest areas, restaurants. The toilet of the school or the public institution is used by many people, and a hand drying device is installed as a sanitary device which dries hands after washing. The hand dryer is used to blow dry air using a blower fan and to dry the remaining hand water after hand washing. The paper towel is not friendly to the environment that damages the environment, and frequent management and supplementation are required. Therefore, a hand dryer is widely used for cheaper and easier management.

The hand drying device is installed in a space susceptible to hygiene, such as a toilet, so that the air introduced into the hand drying device flows into the contaminated state of the drying device to make dry air to be dried to dry the wet hands, It can be discharged by hand. This may lead to a problem that dried hands are re-contaminated and exposed to bacteria and the like. In order to suppress such bacterial contamination, attempts have been made to sterilize the inside of the hand drying device or to directly sterilize the hand.

This application proposes a hand drying device capable of inhibiting bacterial contamination of dry air and inducing vitamin synthesis in the hands to be dried.

One aspect of the present application provides a washing machine comprising: a body housing part providing a dry air discharge opening in a hand drying space and having an air inlet; A blowing part installed in the body housing part to provide the drying wind; A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port; And a second light irradiation unit for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space.

According to another aspect of the present invention, there is provided a washing machine comprising: a body housing part provided with a dry air discharge opening in a hand drying space and having an air inlet; A blowing part installed in the body housing part to provide the drying wind; A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port; A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And a support portion including a first installation surface provided with the first light irradiation portion facing the discharge port and a second installation surface provided with the second light irradiation portion facing the hand drying space.

According to another aspect of the present invention, there is provided a washing machine comprising: a body housing part provided with a dry air discharge opening in a hand drying space and having an air inlet; A blowing part installed in the body housing part to provide the drying wind; A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port; A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And a supporting roller portion in which the first light irradiation portion and the second light irradiation portion are installed and rotated in parallel.

Wherein the supporting roller portion is rotated so that the second light irradiation portion faces the hand drying space when the drying air is discharged, and the second light irradiation portion Wherein the controller controls the first light irradiation part to be turned on so as to irradiate the ultraviolet ray for vitamin synthesis and to turn off the first light irradiation part, and when the discharge of the dry wind is stopped, The first light irradiation unit is controlled to be turned on to irradiate the ultraviolet light for sterilization and the second light irradiation unit is controlled to be turned off so that the first and second And a control unit for rotating the support roller unit such that the light irradiation unit is covered in the support block.

According to another aspect of the present invention, there is provided a washing machine comprising: a body housing part provided with a dry air discharge opening in a hand drying space and having an air inlet; A blowing part installed in the body housing part to provide the drying wind; A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port; A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And a supporting roller portion which is connected to the first unit roller portion provided with the first light irradiation portion and the second unit roller portion provided with the second light irradiation portion.

Wherein the first light irradiating portion rotates the first unit roller portion so that the first light irradiating portion faces the discharge port when the discharge of the dry wind is operated, The second light irradiating unit continuously rotates the second unit roller unit such that the second light irradiating unit faces the hand drying space while the second light irradiating unit is off, Wherein the second light irradiation unit is controlled to be turned on so as to irradiate the ultraviolet light for vitamin synthesis when it is directed to the hand drying space, and when the discharge of the dry wind is stopped, the second light irradiation unit is turned off, The first roller unit is rotated in the reverse direction to align the first roller unit with the first roller unit, and when the first roller unit is aligned, the first light irradiation unit is turned off and the first and second light irradiation units are covered with the support roller, The may further comprise a control unit for the reverse rotation.

According to the embodiments of the present application, it is possible to provide a hand drying device capable of promoting health by inducing vitamin synthesis in hands that dry and sterilize the dry air. A sterilizing filter may be applied to the air inlet of the hand drying device to induce the effect of sterilizing the air introduced during operation. And an opening / closing unit for opening the discharge port only when the drying air is discharged from the discharge port through which the drying air is discharged, so that external air can flow into the inside of the hand drying device to effectively inhibit the inflow of bacteria into the interior. It is possible to sterilize the periphery of the discharge port of the hand drying device to maintain the cleanliness around the discharge port and to induce sterilizing effect on the drying wind blown out during operation. It can also induce the production of vitamin complexes in the skin during hand drying.

1 to 5 are views illustrating a hand drying apparatus according to a first embodiment of the present application.
6 to 9 are views illustrating a hand drying apparatus according to a second embodiment of the present application.
FIGS. 10 to 12 are views illustrating a hand drying apparatus according to a third embodiment of the present application.

In the description of the embodiments of the present application, the description that a member is located in the "upper" or "lower" or "inside" of any member or region means a relative positional relationship and the member is directly contacted, But does not limit the specific case. Further, the description of which one component is connected to another component or installed may be directly connected to another component, or may be connected to another component, or other separate components may be interposed therebetween Connection relationship or connection relationship.

Like reference numerals throughout the specification may mean substantially identical components. In the drawings, the width, thickness, and the like of the components may be enlarged in order to clearly represent the components of each device. Like numbers refer to like elements throughout the several views. It is to be understood that the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise, and the terms "comprise" Or combinations thereof, and does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

FIG. 1 is a cross-sectional view schematically showing a hand drying device according to a first embodiment of the present application, FIG. 2 is an enlarged view of part A of FIG. 1, FIG. 3 is a view showing an installation support part where light irradiation parts are installed And FIGS. 4 and 5 are views showing the discharge port opening / closing part.

Referring to FIG. 1, the hand drying apparatus according to the first embodiment of the present application includes a body housing 200 for providing a hand drying space 100 into which a wet hand is to be introduced, a body housing part 200, A first light irradiation part 510 for sterilization, and a second light irradiation part 530 for vitamin synthesis. The body housing part 200 may have various shapes as a casing and may be coated with a UV color coating on the surface thereof. The body housing part 200 includes a dry air discharge opening 210 for providing a dry air flow to the hand drying space 100 and may include an air inlet 211 for inflowing air for drying air.

An air inflow flow is formed along the air inflow pipe portion 210 connected to the air inflow port 211 and the inflow air can be blown from the air inflow portion 310 to the dry air. A third light irradiation part 410 for sterilizing the airflow 310 and the air inflow may be installed in the body housing part 200. The third light irradiation unit 410 may include a UV light-emitting diode (UV-LED) in the form of a module or a package for emitting ultraviolet light in the UV-C area. Ultraviolet light having a wavelength range of 100 nm to 280 nm can be irradiated with sterilizing light, and more effectively, ultraviolet light having a UV-C range having a wavelength range of 200 to 280 nm can be irradiated. The inside of the body housing part 200 and the dry air and the inflow air can be sterilized by the third light irradiation part 410 so that the harmful components of the human body due to the bacterial contamination can be effectively prevented from reaching the hands of the human body can do. In addition, a sterilizing filter (filter) 430 is installed at the end of the air inlet 211 to effectively block harmful pollutants or bacteria contained in the inflow air from entering the toilet. Since the inflow air is sterilized by the sterilizing filter 430, it is possible to more reliably prevent contamination of the inside of the body housing part 200 with bacteria.

The blowing section 310 may include a means for blowing air such as an ultra-high vacuum motor and a heating means for heating the drying wind. A bracket for blocking foreign substances may be provided at the front end of the ultra-high speed vacuum motor. A control unit 330 for controlling the operation of the hand drying device and controlling the operation of the first and second light irradiation units 550 and 570 may be provided in the body housing unit 200. An operation driving sensor 350 for sensing whether a hand enters the hand drying space 100 is provided and an infrared ray emitting diode unit 370 for infrared ray sterilization may be provided around the operation driving sensor 350 . A water receiving portion 230 for collecting water or moisture that may fall from the wet hands may be introduced into the lower end of the hand drying space 100 and a drain tank tank 250 may be provided.

Referring to FIGS. 2 and 3 together with FIG. 1, a substantially vertical support block 510 connected to a portion of the body housing part 200 adjacent to the discharge port 210, and a light- A mounting support portion 530 may be provided. The mounting support 530 may be introduced in the form of a triangular bar having a triangular cross-sectional shape as shown in FIGS. One or a plurality of first light irradiation units 550 may be disposed on the first mounting surface 531 of the mounting support unit 530.

The first light irradiation unit 550 may include ultraviolet first light emitting diodes for irradiating sterilizing ultraviolet light for sterilization. The first light emitting diode can emit ultraviolet light having a wavelength range of 100 nm to 280 nm as sterilizing light and more effectively can emit ultraviolet light having a UV-C range of 200 nm to 280 nm. The first installation surface 531 is provided as an inclined surface facing the discharge port 210. The first light irradiation portion 550 installed on the first installation surface 531 faces the discharge port 210, It is possible to irradiate the ultraviolet ray 551 for sterilization to the peripheral space and surfaces adjacent to the discharge port 210. By sterilizing the periphery of the discharge port 210, the periphery of the discharge port 210 can be kept clean, and the effect of sterilizing the dry air discharged to the discharge port 210 can be obtained.

The second mounting surface 537, which is inclined and tangent to the first mounting surface 531 of the mounting support portion 530, may be provided to face the hand drying space (100 in FIG. 1). The second light irradiation unit 570 may include ultraviolet second light emitting diodes for irradiating ultraviolet light 571 for vitamin synthesis, particularly, vitamin synthesis for the synthesis of vitamin D. The second light emitting diode may be installed in a module or a package including an LED that emits ultraviolet light in a wavelength range of 280 nm to 320 nm, that is, ultraviolet light in a UV-B region. Ultraviolet light (571) for vitamin synthesis can be provided to the hands under drying to induce the synthesis of vitamin D in the skin of the hand. 7-dehydrocholesterol present in the human body can be converted to pre-vitamin D3 by receiving light in the wavelength range of 270 nm to 350 nm. At this time, the synthesis of vitamin D3 can be induced by the heat of 38 ° C to 42 ° C. This heat can be provided by the heated temperature of the drying wind.

As such, the synthesis of vitamin D can be induced, and vitamin D, which may be insufficient for the human body, can be effectively supplied, which can be beneficial to health. The lack of vitamin D in the human body is known to have a high risk of diseases such as depression, cancer, osteoporosis, and diabetes, and about 80% of the population in Korea is found to be deficient in vitamin D. It is known that about 10% to 20% of the required amount of Vitiman D in the body can be met through food such as milk, cheese, fish and the like. This makes it possible to synthesize insufficient vitamin D in the human body by irradiating light (ultraviolet rays), thereby effectively supplying insufficient vitamin D to the human body, which can help maintain a healthy body.

Referring to FIGS. 4 and 5, opening / closing parts 213 for opening / closing the discharging opening 210 may be installed in the discharging opening 210 to prevent inflow of contaminated air into the discharging opening 210 or inflow of germs. The discharge port 210 may be formed in the form of a discharge net having ribs 211 in the form of combs and a plurality of opening and closing portions 213 may be hinged to the rib 211 of the discharge port 210. The opening / closing part 213 operates to open the discharge port 210 by the flow of the drying wind when the drying wind is discharged, and when the discharge of the drying wind is stopped, the discharge port 210 Lt; / RTI > When the hand drying device is not operated by the opening / closing part 213 and is waiting, the discharge port 210 can be closed and sealed so that internal contamination by bacteria due to inflow of outside air is more effective . Accordingly, the periphery of the discharge port 210 can be kept clean.

6 to 9 are views showing a supporting roller portion 1530 of the hand drying apparatus according to the second embodiment of the present application.

Referring to FIG. 6, the hand drying apparatus may include a support roller portion 1530 as a support means in which the first and second light irradiation portions 1550 and 1570 are installed. The first and second light irradiating portions 1550 and 1570 or the first and second light emitting diodes constituting the first and second light irradiating portions 1550 and 1570 may be arranged in parallel to the supporting roller portion 1530 and may be arranged alternately. The support roller portion 1530 can be rotatably fastened to the support block 1510. [

Referring to FIG. 7 together with FIG. 6, the support roller portion 1530 may be fastened to the support block 1510 via a rotation shaft 1533. The support roller portion 1530 can be rotated about the rotation axis 1533. [ This rotation operation can be controlled by the control unit 330 (Fig. 1). The support roller portion 1530 rotates so that the second light irradiation portion 1570 faces the hand drying space (100 in FIG. 1), and the second light irradiation portion 1570 ) Is turned on to irradiate ultraviolet light for vitamin synthesis, and the first light irradiation part (1550 in Fig. 6) can be controlled to be turned off. This control can be controlled by the operation of the control unit (330 in FIG. 1) and the drive sensor 350. At this time, the rotation inhibiting portion 1536 attached to the supporting roller portion 1530 abuts on the support block 1510 so that it can not be rotated any more. The rotation prohibiting portion 1536 may have a bar shape on the surface of the supporting roller portion 1530.

8, the support roller portion 1530 rotates so that the first light irradiation portion 1550 faces the discharge port 210, and the first light irradiation portion 1530 is rotated for sterilizing It is turned on to irradiate ultraviolet light, and the second light irradiation portion (1570 in Fig. 6) can be controlled to be turned off. 9, the first and second light irradiating portions (1550 and 1570 in Fig. 6) are supported by the supporting portions (310 in Fig. 1) The support roller portion 1530 may be rotated so as to be shielded from the outside by being blocked in the block 1510. [ The rotation prohibiting portion 1536 abuts on the support block 1510 so that it is no longer rotated. This operation can be controlled by the control unit 330 (FIG. 1). In the structure in which the support roller unit 1530 is introduced as described above, sterilization and vitamin synthesis can be effectively separated and controlled to operate. In the standby state, the first and second light irradiation units 1550 and 1570, The second light emitting diodes can be effectively protected from the external environment.

10 to 12 are views showing a supporting roller portion 2530 of the hand drying apparatus according to the third embodiment of the present application.

10, a support roller 2530 is rotatably supported by a support block 2510 via a rotation shaft 2533, and the support roller 2530 includes a plurality of first unit roller portions 2531 and a plurality of Two unit roller units 2537 may be connected in parallel or alternatively arranged. The first unit roller portion 2531 and the second unit roller portion 2537 can rotate independently of each other and the first unit roller portions 2531 and the second unit roller portions 2537 rotate together And the like. The first light irradiating unit 2550 may be provided with the first light emitting diode in the first unit roller unit 2531 and the second light irradiating unit 2570 may be installed in the second unit roller unit 2537, As shown in FIG. Further, the support roller portion 1530 may be provided with a rotation inhibiting portion 2536 in a bar shape.

10 and 11, when the discharge of the dry wind is performed, the first light irradiating unit 2550 rotates the first unit roller unit 2531 so as to face the discharge port (210 in FIG. 1) The first light irradiating unit 2550 is turned on to irradiate the ultraviolet light 2551 for sterilization and the second light irradiating unit 2570 is kept off and the second unit roller unit 2537 is continuously rotated, The light irradiating unit 2570 can be directed to the hand drying space (100 in Fig. 1). The second light irradiation part 2570 can be controlled to turn on to irradiate the ultraviolet light 2571 for vitamin synthesis after being directed toward the hand drying space. The second light irradiating unit 2570 is turned off and the second unit roller unit 2531 is reversely rotated when the discharge of the dry wind is stopped to align the first unit roller unit 2537 side by side as shown in Fig. It is possible to control to turn off the first light irradiation part 2550 when aligned. 10, the first and second unit roller portions 2531 and 2537 are arranged so as to cover the first and second light irradiation portions 2550 and 2570 in the support block 2510, as shown in Fig. In a side-by-side state, as shown in FIG. 12, the support roller portion 2530 can be reversely rotated to be switched to the standby state. These operations can be performed by the hand motion detection of the drive sensor 350 by the control unit 330 (FIG. 1). In this manner, the unit roller portions 2531 and 2537 constituting the supporting roller portion 2530 can rotate independently and at different angles, and when a plurality of people consecutively use the hand drying device, ) Can be continuously carried out.

The hand curing apparatus according to the embodiments of the present application can effectively inhibit or prevent the occurrence of harmful effects caused by bacteria in the hands of the human body by sterilizing the dry air and sterilizing the discharge port. In addition, it is possible to induce the synthesis of vitamin D on the skin of the hand during hand drying, which can be effective for promoting human health. Therefore, the hand drying device can improve the hygienic environment and can improve the human health by improving the vitamin deficiency.

Although the embodiments of the present application as described above illustrate and describe the drawings, it is intended to illustrate what is being suggested in the present application and is not intended to limit what is presented in the present application in a detailed form. The system structure of the hand drying device shown in the drawings can be interpreted as one embodiment, and various modifications are possible. In addition, various other modifications may be possible as long as the technical ideas presented in the present application are reflected.

200: housing part, 550: first light irradiation part for sterilization,
570: Second light irradiation part for vitamin synthesis.

Claims (19)

A body housing portion provided with a dry air discharge opening in the hand drying space and having an air inlet;
A blowing part installed in the body housing part to provide the drying wind;
A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port; And
And a second light irradiation unit for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space. The method according to claim 1,
The first light irradiation portion
And a first light emitting diode for emitting ultraviolet light having a wavelength of 200 nm to 280 nm. The method according to claim 1,
The second light irradiation part
And a second light emitting diode for emitting ultraviolet light of a wavelength range of 280 nm to 320 nm. The method according to claim 1,
A drive sensor for detecting whether or not a hand is positioned in the hand drying space; And
Further comprising a control unit operable to cause the blowing unit to provide the drying wind by operation of the driving sensor and operate the first and second light irradiation units to irradiate the ultraviolet light. The method according to claim 1,
Further comprising: an opening / closing unit that opens the discharge port when the drying air is discharged and closes when the drying air is stopped. 6. The method of claim 5,
The opening /
And a plurality of hinges are hinged to the discharge port to open and close by the flow of the drying air. The method according to claim 1,
Further comprising a sterilizing filter installed in the air inlet to sterilize the incoming air. The method according to claim 1,
And a third light irradiation unit installed in the body housing unit to irradiate ultraviolet light for sterilizing the inside of the body housing unit provided with the air flow and the blowing unit. A body housing portion provided with a dry air discharge opening in the hand drying space and having an air inlet;
A blowing part installed in the body housing part to provide the drying wind;
A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port;
A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And
And a support portion including a first installation surface provided with the first light irradiation portion facing the ejection opening and a second installation surface provided with the second light irradiation portion facing the hand drying space. 10. The method of claim 9,
The first light irradiation portion
And a plurality of first light emitting diodes arranged on the first mounting surface so as to irradiate ultraviolet light of a wavelength range of 200 nm to 280 nm. 10. The method of claim 9,
The second light irradiation part
And second light emitting diodes arranged in parallel on the second mounting surface so as to irradiate ultraviolet light of a wavelength range of 280 nm to 320 nm. A body housing portion provided with a dry air discharge opening in the hand drying space and having an air inlet;
A blowing part installed in the body housing part to provide the drying wind;
A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port;
A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And
And a support roller portion in which the first light irradiation portion and the second light irradiation portion are installed and rotated in parallel. 13. The method of claim 12,
Further comprising a support block that is fastened to rotate the support roller portion,
Wherein when the drying wind is discharged, the supporting roller portion rotates so that the second light irradiation portion faces the hand drying space, and the second light irradiation portion is turned on to irradiate the ultraviolet light for vitamin synthesis, The irradiation unit is controlled to be turned off,
Wherein when the discharge of the dry wind is stopped, the support roller portion rotates so that the first light irradiation portion faces the discharge port, the first light irradiation portion is turned on to irradiate the sterilizing ultraviolet light, The irradiation unit is controlled to be turned off,
Further comprising a control section for rotating the support roller section so that the first and second light irradiation sections are covered in the support block when the blowing section is not operated. A body housing portion provided with a dry air discharge opening in the hand drying space and having an air inlet;
A blowing part installed in the body housing part to provide the drying wind;
A first light irradiation unit for sterilizing ultraviolet light for sterilization toward the discharge port;
A second light irradiation part for vitamin synthesis for irradiating ultraviolet light for vitamin synthesis toward the hand drying space; And
A first unit roller portion provided with the first light irradiating portion and a second roller portion provided with the second light irradiating portion are connected in parallel to each other. 15. The method of claim 14,
Further comprising a support block that is fastened to rotate the support roller portion,
When the discharge of the dry wind is operated
The first light irradiating part is rotated on the first unit roller part so as to face the discharge port so that the first light irradiating part is turned on to irradiate the sterilizing ultraviolet light,
The second light irradiation unit continuously rotates the second unit roller unit such that the second light irradiation unit faces the hand drying space while the second light irradiation unit is turned off, Control is performed so that ultraviolet light for synthesis is irradiated,
When the discharge of the dry wind is stopped, the second light irradiating unit is turned off, the second unit roller unit is reversely rotated to align the first unit roller unit, the first light irradiation unit is turned off when aligned
Further comprising a control unit for reversely rotating the support roller unit so that the first and second light irradiation units are covered in the support block. 15. The method of claim 14,
Further comprising: an opening / closing unit that opens the discharge port when the drying air is discharged and closes when the drying air is stopped. 17. The method of claim 16,
The opening /
Wherein the discharge port is hinged and opened and closed by the flow of the drying wind. 15. The method of claim 14,
Further comprising a sterilizing filter installed in the air inlet to sterilize the incoming air. 15. The method of claim 14,
And a third light irradiation unit installed in the body housing unit to irradiate ultraviolet light for sterilizing the inside of the body housing unit provided with the air flow and the blowing unit.

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