KR102336251B1 - Device for sterilizing a handle - Google Patents

Abstract

A handle sterilizing device includes a plurality of light sources and a piezoelectric power generation unit. The light sources irradiate ultraviolet light for sterilization toward a handle where pushing or pulling actions are repeatedly conducted by a user. The piezoelectric power generation unit is electrically connected to each of the light sources to be installed in a portion where compression and tensile forces are transmitted from the repetitive pushing or pulling actions of the user, and generates electric power through the compression and tensile forces to provide the electric power to the light sources so that the ultraviolet light is irradiated. According to the present invention, the user can be prevented from being infected by pathogenic bacteria from handles.

Description

Device for sterilizing a handle}

The present invention relates to a sterilizing device for a handle, and more particularly, to a sterilizing device installed on a handle of public transportation such as a public facility or a bus or subway and capable of sterilizing in real time without replacement for a long time.

In general, many public facilities such as government complaint handling agencies, park toilets, and hospitals have many doors that allow unspecified people to enter, and in public transportation such as buses or subways, handles can be easily gripped for the convenience and safety of users. It is installed in a round shape so that

These handles are actually directly exposed to many people, so germs can be easily transferred by each person's hand and easily infect other people, which can cause serious social problems, such as problems caused by the transmission of new viruses. It is also an undeniable fact.

On the other hand, recently, there is a case in which an antibacterial film including an antibacterial metal is attached to a contact surface of a public facility, such as an elevator button, which the hands of unspecified people come into contact with to primarily prevent the spread of the germs. At this time, with respect to the antibacterial film containing the metal material, some similar techniques are disclosed in Korean Patent Application Laid-Open No. 10-2018-0046517 (Title of the Invention; Composition for Antibacterial Adhesive Film and Method for Manufacturing Antibacterial Adhesive Film Using the Same) have.

However, when the antibacterial film is attached to each of the rounded handles and used, it can easily fall off over time, and when used for a long time, the antibacterial power decreases as wastes are deposited, which is an inconvenient problem that it must be replaced at regular intervals. There is this.

It is an object of the present invention to provide a handle sterilizer capable of sterilizing a round handle used in public facilities or public transportation such as a bus or subway in real time for a long time to protect people who use it from germs.

In order to achieve one object of the present invention, a handle sterilizing device according to an aspect includes a plurality of light sources and a piezoelectric power generator.

The light sources irradiate ultraviolet light for sterilization toward the handle, which is repeatedly pushed or pulled by the user. The piezoelectric power generating unit is electrically connected to each of the light sources and is installed in a region where compression and tensile force are transmitted from the user's repetitive pushing or pulling operation, and generates power through the compressive force and tensile force to irradiate the ultraviolet light Preferably, the power is provided to the light sources.

The handle sterilizing device according to an embodiment is electrically connected between the piezoelectric power generation unit and the light sources, and is electrically connected to a switch unit and the switch unit for switching the power transmitted to the light sources, and the user from the outside It may further include a proximity sensor for detecting whether the proximity of the user turns on (on) the switch unit only when the user is detected.

The handle sterilizer according to an embodiment may further include a convex lens unit covering each of the light sources while having a convex shape to diffuse the ultraviolet light.

The handle according to an embodiment may have a round cylindrical shape, and is mounted on at least one end of both ends of the handle to fix the light sources so that the ultraviolet light is irradiated toward the center of the handle. may further include.

The handle according to another embodiment may have a structure suspended from the ceiling through a connection part while including a transparent material having a round circular ring shape, and the piezoelectric power generating part may be installed in the connection part. Accordingly, the light sources may be of a structure built into the handle.

In order to achieve one object of the present invention, a handle sterilizer according to another aspect includes a plurality of light sources and a battery.

The light sources irradiate ultraviolet light for sterilization toward the handle. The battery is electrically connected to each of the light sources, and provides its own power to the light sources so that the ultraviolet light is irradiated.

According to the above-described embodiments of the present invention, a handle that is repeatedly pushed or pulled by a user, for example, a door handle in a public facility or a handle installed for convenience and safety in public transportation such as a bus or subway, is sterilized By generating and providing power in real time through a piezoelectric power generating unit from the compressive and tensile forces transmitted from the user's repetitive pushing or pulling operations to a plurality of light sources irradiating ultraviolet light for It is possible to fundamentally prevent the transmission of germs to users.

In addition, by generating the power provided to the light sources in real time from the user pushing or pulling the handle through the piezoelectric power generating unit, the handle sterilizer can be used semi-permanently without replacement for a long time.

1 is a view showing a structure in which a handle sterilizing device is installed on a door handle installed in a public facility according to an embodiment of the present invention.
FIG. 2 is a view specifically illustrating the handle sterilizing device shown in FIG. 1 .
3 is a view specifically showing a light source portion of the handle sterilizer shown in FIG. 2 .
4 is a diagram specifically illustrating a structure in which a handle sterilizing device is installed on a handle mounted on a ceiling of public transportation according to another embodiment of the present invention.

Hereinafter, a handle sterilizing apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. Since the present invention can have various changes and can have various forms, specific embodiments are illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to the specific disclosed form, it should be understood to include all modifications, equivalents and substitutes included in the spirit and scope of the present invention. In describing each figure, like reference numerals have been used for like elements. In the accompanying drawings, the dimensions of the structures are enlarged than the actual size for clarity of the present invention.

Terms such as first, second, etc. may be used to describe various elements, but the elements should not be limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, a first component may be referred to as a second component, and similarly, a second component may also be referred to as a first component.

The terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present application, terms such as "comprise" or "have" are intended to designate that a feature, number, step, operation, component, part, or a combination thereof described in the specification exists, but one or more other features It is to be understood that it does not preclude the possibility of the presence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Meanwhile, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by those of ordinary skill in the art to which the present invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

1 is a view showing a structure in which a handle sterilizing device is installed on a door handle installed in a public facility according to an embodiment of the present invention, FIG. 2 is a view showing the handle sterilizing device shown in FIG. 1 in detail, and FIG. 3 is a view specifically showing the light source part of the handle sterilizer shown in FIG. 2 .

1 to 3, the handle sterilizing apparatus 100 according to an embodiment of the present invention is a round cylindrical handle 20 of a door 10 installed in a public facility where a large number of unspecified users can easily enter and exit. ) and sterilize it. The handle sterilizer 100 includes a plurality of light sources 200 , a fixing unit 300 , and a piezoelectric power generating unit 400 .

The light sources 200 irradiate ultraviolet light for sterilization toward the handle 20, which is repeatedly pushed or pulled by the user. Each of these light sources 200 may be included as a Light Emitting Diode (LED) for UV (ultraviolet rays) capable of irradiating the ultraviolet light even in a low voltage state using semiconductor characteristics.

Accordingly, the handle sterilizer 100 may further include a convex lens unit 500 that covers each of the light sources 200 while having a convex shape to diffuse the ultraviolet light.

A pair of the fixing part 300 is mounted to face each other at at least one end of both ends of the handle 20 , for example, both ends of the handle 20 so that the ultraviolet light is transmitted to the center of the handle 20 . The light sources 200 are fixed to be irradiated toward the Specifically, at least four or more of the light sources 200 may be fixed to the fixing unit 300 at a predetermined angle in the circumferential direction toward the central portion of the handle 20 . In this case, the light sources 200 may be fixed in a structure embedded in the fixing unit 300 in order to protect them from external contact. In this case, the convex lens unit 500 may also have a structure embedded in the fixing unit 300 while covering each of the light sources 200 . On the other hand, since the light sources 200 may be substantially protected from external contact by the convex lens unit 500 , the light sources 200 and the convex lens unit 500 are separated from the fixing unit 300 . It may have a protruding structure.

The piezoelectric power generating unit 400 is electrically connected to each of the light sources 200 and is installed at a portion where the compressive force and tensile force are transmitted from the user's repetitive pushing or pulling operation. Specifically, the piezoelectric power generating unit 400 is installed in a portion in which the handle 20 is in contact with the door 10 of the connection unit 30 connected to the door 10 to receive the compressive force and tensile force. .

The piezoelectric power generating unit 400 generates power through the compressive force and tensile force. Specifically, the piezoelectric power generating unit 400 may include a piezoelectric element (piezoelectric element) in which the electric power is generated by generating positive or negative charges from external pressure. The piezoelectric power generating unit 400 has a built-in capacitor for charging the partially generated power due to its functional characteristics.

The piezoelectric power generating unit 400 provides power generated from the compressive force and tensile force to the light sources 200 so that the ultraviolet light is irradiated from the light sources 200 . Accordingly, as the piezoelectric power generating unit 400 generates the power only when the user pushes or pulls the handle 20 , the light sources 200 naturally cause the user to use the handle 20 . Only when the ultraviolet light can be switched to be irradiated.

In this way, the plurality of light sources 200 irradiating the ultraviolet light for sterilization toward the handle 20 of the door 10 installed in a public facility in which the user pushes or pulls repeatedly is performed. By generating and providing the electric power in real time through the piezoelectric power generating unit 400 from the compressive and tensile forces transmitted from the user's repetitive pushing or pulling operations, the handle 20 is safely sterilized to the handle ( 20) can fundamentally prevent the transmission of germs to users.

In addition, by generating the power provided to the light sources 200 in real time from the user pushing or pulling the handle 20 through the piezoelectric power generating unit 400 in real time, the handle sterilizing device 100 is It can be used semi-permanently without replacement for a long time.

Meanwhile, the handle sterilizer 100 may further include a switch unit 600 and a proximity sensor 700 . The switch unit 600 is electrically connected between the piezoelectric power generation unit 400 and each of the light sources 200 . The switch unit 600 on/off switches the power transmitted from the piezoelectric power generation unit 400 to the light sources 200 . The proximity sensor 700 is electrically connected to the switch unit 600 . The proximity sensor 700 detects whether the user is in proximity from the outside, and turns on the switch unit 600 only when the user is detected. In this case, the light sources 200 can efficiently irradiate the ultraviolet light only when the user approaches, that is, when necessary.

In addition, the handle sterilizing device 100 is electrically connected to each of the light sources 200 while being electrically connected to the piezoelectric power generating unit 400 to charge the surplus power generated therefrom, or a separate self-power supply function. A battery having a , or may further include a battery 800 electrically connected to an external power supply. The battery 800 may provide its own power to the light sources 200 so that the ultraviolet light is irradiated from the light sources 200 .

Accordingly, the switch unit 600 is electrically connected between the light sources 200 and the battery 800, so that the proximity sensor ( When the user is detected in 700 ), self power of the battery 800 may be provided to the light sources 200 .

4 is a diagram specifically illustrating a structure in which a handle sterilizing device is installed on a handle suspended from a ceiling of public transportation according to another embodiment of the present invention.

In this embodiment, except for the installation structure of the handle, since it performs substantially the same structural function as each of the components shown in FIGS. 1 to 3, the overlapping detailed description will be omitted.

Referring to Figure 4, the handle sterilizing device 900 according to another embodiment of the present invention has a round ring shape on them in order for an unspecified number of users to safely use public transportation such as a bus or subway, the public Sterilize the handle 50 installed on the ceiling 40 inside the traffic. The handle sterilizer 900 includes a plurality of light sources 910 and a piezoelectric power generator 920 .

The light sources 910 have a structure built into the handle 50 to sterilize the handle 50 by irradiating ultraviolet light. Specifically, the light sources 910 may be embedded in the handle 50 at a predetermined angle along the circumferential direction thereof. In addition, each of the light sources 910 may be covered by the same configuration as the convex lens unit ( 500 of FIG. 3 ) described in the embodiment with reference to FIG. 3 to allow the ultraviolet light to be diffused for efficient sterilization. In this case, the handle 50 may basically include a transparent material so that the ultraviolet light can be transmitted.

The piezoelectric power generating unit 920 is installed in the connection part 60 connecting the handle 50 to the ceiling 40 so that the handle 50 is suspended from the ceiling 40 . The piezoelectric power generation unit 920 generates power in real time by receiving compression and tensile forces from the natural pushing or pulling motion of the user holding the handle 50 due to shaking generated while the bus or subway is moving. provided to the light sources 910 .

At this time, in this embodiment, unlike the embodiment described with reference to FIGS. 1 to 3 , the piezoelectric power generating unit ( 920), it is preferable that a relatively large capacity capacitor (capacitor) is built.

In addition, the handle sterilizing device 900 according to the present embodiment essentially includes the battery (800 in FIG. 1 ) mentioned with reference to FIGS. 1 to 3 to more efficiently use the surplus power generated by the piezoelectric power generating unit 920 By using it as a sterilization, the handle 50 can be more stably and efficiently sterilized.

In addition, in this embodiment, it can be understood that the same function can be performed by additionally including the switch unit ( 600 in FIG. 2 ) and the proximity sensor ( 700 in FIG. 2 ) mentioned in the embodiments of FIGS. 1 to 3 .

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention as set forth in the claims below. You will understand that it can be done.

10: door 20, 50: handle
30, 60: connection part 40: ceiling
100, 900: handle sterilizer 200, 910: light source
300: fixing unit 400, 920: piezoelectric power generating unit
500: convex lens unit 600: switch unit
700: proximity sensor 800: battery

Claims (7)

a plurality of light sources irradiating ultraviolet light for sterilization toward the handle, which is repeatedly pushed or pulled by the user while being connected through the opening-type door and the connection part; and
It is installed in a portion in contact with the door of the connection part so that compressive force and tensile force are transmitted from the user's repetitive pushing or pulling operation while being electrically connected to each of the light sources, and the ultraviolet light is generated by generating electric power through the compressive force and tensile force. and a piezoelectric power generator that provides the power to the light sources to be irradiated,
The handle has a round cylindrical shape,
The handle sterilizer further comprises a fixing part mounted on at least one end of both ends of the handle so that the ultraviolet light is irradiated toward the central portion of the handle so that the light sources are fixed at a certain angle between them. According to claim 1,
a switch unit electrically connected between the piezoelectric power generating unit and the light sources, and switching power delivered to the light sources; and
The handle sterilizing apparatus according to claim 1, further comprising: a proximity sensor electrically connected to the switch unit and configured to turn on the switch unit only when the user is detected by detecting whether the user is in proximity from the outside. According to claim 1, wherein the handle sterilization device, characterized in that it further comprises a convex lens portion to cover each of the light sources while having a convex shape in order to diffuse the ultraviolet light. delete In the handle sterilizing device for sterilizing a handle including a transparent material in the shape of a round circular ring while being connected to the ceiling of a bus or subway in a suspended structure through a connection part and holding it for safety by a user,
a plurality of light sources irradiating ultraviolet light for sterilization toward the handle in which a natural pushing or pulling operation of a user holding the handle due to shaking generated during the movement of the bus or subway is repeated; and
While being electrically connected to each of the light sources, it is installed in the connection part so that compressive force and tensile force are transmitted from the user's repetitive pushing or pulling operation, and the electric power is generated so that the ultraviolet light is irradiated by generating electric power through the compressive force and tensile force. It includes a piezoelectric power generator to provide to the light sources,
The light source is a handle sterilizing device, characterized in that it is composed of a structure built into the handle. delete delete

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