WO2022225290A1

WO2022225290A1 - Door handle having uv sterilizing function

Info

Publication number: WO2022225290A1
Application number: PCT/KR2022/005573
Authority: WO
Inventors: 남나연
Original assignee: 주식회사 엘엔와이
Priority date: 2021-04-23
Filing date: 2022-04-19
Publication date: 2022-10-27
Also published as: KR102302632B1

Abstract

The present invention relates to a door handle having a UV sterilizing function and is advantageous in that, every time a door is opened/closed and used, the resulting rotation of a lever switch triggers a UV sterilization action, thereby reducing the risk of viral contamination caused by contact made by multiple users, and guaranteeing safer use. In order to implement this, the present invention provides a door handle comprising: an inner housing (10) and an outer housing (10') provided on the inside and outside of a door symmetrically, respectively; a latch bolt (11) provided to protrude from a side wall surface of the door and configured to move straight such that a state of locking with a door frame can be configured; and a power transfer member (20) for transferring power for movement to the latch bolt (11) by operations of lever switches (12) provided on the inner housing (10) and the outer housing (10'), respectively. The inner housing (10) and the outer housing (10') have UV lamps (13) configured therein, respectively, so as to emit UV light in order to sterilize the surface of the lever switches (12).

Description

Door handle with UV sterilization function

The present invention relates to a door handle, and more particularly, to a door handle structure with a UV sterilization function for improving the virus prevention effect by enabling the door to be easily opened and closed and UV sterilized to the handle portion. .

In general, the door of a home, company, or store is provided with a door handle installed on the inner and outer surfaces of the door so that the user can easily open or close the door, and the door handle is connected to the door lock, so that the user can rotate the door handle. The door can be opened when

On the other hand, at a time when social problems due to the spread of COVID-19 infection have recently emerged, a problem arises that the door handle in contact with the hands of a large number of people can cause virus transmission.

However, since the door handle in the prior art does not have its own sterilization function, there is a problem that the risk of infection due to a virus cannot be solved except for a method of wiping with a cleaning agent from time to time.

The present invention is proposed to improve the problems in the prior art, and by adding a UV sterilization function to the door handle, the user can solve the problem of virus infection due to contact with the door handle and improve safety of use. purpose is to

The present invention for achieving the above object is a latch bolt provided with an inner housing and an outer housing provided in a symmetrical form on the inside and outside of the door, respectively, and protruding linearly on the side wall of the door to set the locking state with the door frame. and a power transmitting member for transmitting a fluid force to the latch bolt by a lever switch operation provided in the inner and outer housings, wherein the inner and outer housings have a surface sterilization action of the lever switch. It is characterized in that a UV lamp emitting UV light is configured for this purpose.

In addition, the lever switch is provided to be rotatable about a rotation shaft, and a rotation motor for transmitting 180 degrees forward and reverse rotation force of the lever switch is connected to the rotation shaft.

In addition, a lever frame interlocked with a power transmission member is connected to one side of the lever switch, and the lever frame and the lever switch have a structure capable of ascending and descending in a predetermined angular range with respect to the hinge axis on which the restoration spring is configured, the lever The other side of the switch is characterized in that a lever guide for guiding the flow of the lever switch is configured.

The sterilization door handle of the present invention enables UV sterilization according to the rotation of the lever switch every time the door is opened and closed, thereby reducing the risk of virus infection due to contact of multiple users and showing the effect that it can be used more safely. .

1 and 2 are a perspective view of the inside of a sterilization door lock according to an embodiment of the present invention.

Figure 3 is a side structural view of the sterilization door lock of the present invention.

Figure 4 is a detailed structural view on the left side of the lever switch part of the door lock of the present invention.

Figure 5 is a detailed structural view of the inner right side of the lever switch part of the door lock of the present invention.

Figure 6 is a structural diagram of the magnetic sensor part of the door lock of the present invention.

7 is a plan view of the lever frame of the present invention door lock.

Figure 8 is a UV lamp installation state diagram of the door lock of the present invention.

9 and 10 are views of the present invention door lock installation state.

11 is a view of a door lock installation state according to another embodiment of the present invention.

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

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those of ordinary skill in the art.

Accordingly, the shape of the components expressed in the drawings may be exaggerated to emphasize a clearer description. It should be noted that the same configuration in each drawing is sometimes illustrated with the same reference numerals. In addition, detailed descriptions of functions and configurations of known technologies that may unnecessarily obscure the gist of the present invention may be omitted.

First, a configuration of a door handle equipped with a UV sterilization function according to an embodiment of the present invention will be described with reference to FIGS. 1 to 10 .

The door handle in this embodiment is provided with an inner housing 10 and an outer housing 10 ′ respectively provided in an asymmetrical shape on the inside and outside of the door, and protruding from the side wall surface of the door so as to be able to flow in a straight line, so that the door frame is connected to the door frame. Power is transmitted to the latch bolt 11 by the operation of the latch bolt 11 for which the lock state is set, and the lever switch 12 provided in the inner housing 10 and the outer housing 10'. A conventional structure including the member 20 is achieved. Since the power transmission member 20 is a well-known technology, detailed configuration descriptions will be omitted.

Meanwhile, in the present invention, a UV lamp 12' emitting UV light for the surface sterilization action of the lever switch 12 on the inner housing 10 and the outer housing 10' is configured on the inner wall surface, and the lever The switch 12 is configured to rotate 180° or 360° forward/reverse around the rotation shaft 13a by transmission of rotational force from the rotation motor 13 . At this time, the rotation angle and rotation speed can be set to be changed, and the lever switch 12 can be manufactured in various shapes such as a rectangle or a circle. In addition, the lever switch 12 may be manually rotated not only in a motor driven method but also in a non-powered method using a bearing structure.

In addition, a lever frame 14 interlocked with the power transmission member 20 is connected to one side of the lever switch 12 , and the lever frame 14 and the lever switch 12 are configured with a restoration spring 15 . A lever guide 17 for guiding the flow of the lever switch 12 is provided on the other side of the lever switch 12 to form a structure capable of moving up and down within a range of a certain angle (about 15 degrees) with respect to the hinge shaft 16. is composed Accordingly, the latch bolt 11 is moved in and out by the link structure of the power transmission member 20 connected to be linked to the hinge shaft 16 .

In addition, in the inner housing 10 and the outer housing 10 ', the lever frame 14 or the lever switch 12 is rotated around the hinge shaft 16 in an angle range of 15 degrees for detecting the elevating flow. A limit switch 18 is configured, and a stopper guard 19 for limiting the elevation height of the lever frame 14 is configured in the inner housing 10 and the outer housing 10 ′.

In addition, the lever switch 12 is provided with a magnetic magnet 12a, and the corresponding inner housing 10 and the outer housing 10' have a magnetic magnet 12a on the inner wall surface when the lever switch 12 rotates. Detection of the magnetic magnet 12a It can be seen that the magnetic sensor 12b for The magnetic sensor 12b is preferably located in the upper, middle, and lower three places, but the installation position and number may be variable.

And, the inner housing 10 and the outer housing 10' is provided with a display unit 21 for displaying the current state of the door handle, the display unit 21 is an image, text, photo data from an external smart device. It forms an e-paper form capable of wireless communication so that it can be implemented according to the transmission, such as a user's smartphone, PC, etc. to display the status according to the transmission to a mobile app ("sleeping", "studying", emoticon, etc.) ) can be achieved.

Unexplained reference numeral 22 in the drawing indicates a hole for a lock pin capable of manually locking/unlocking a door in a room or an office.

Let's take a look at the effects of the use of the sterilization door handle of the present invention having such a configuration.

In the sterilization door handle of the present invention, each time the user enters the door 30 in a state in which the inner housing 10 and the outer housing 10' are installed on the inside and the outside of the door, the user operates the lever switch 12 by hand. Opening/closing control can be achieved.

That is, when the user presses the lever switch 12 by hand from the outdoor or indoor side while the door 30 is closed, the lever frame 14 supporting the lever switch 12 is pressed together and the hinge shaft The lowering rotation is made about 15 degrees around (16), and as a result, the power transmission member 20 configured in the door 30 is interlocked, and the latch bolt 11 is drawn into the door 30 and the door ( 30) achieves a state where opening is possible.

And, when the pressing force on the lever switch 12 is released, the lever frame 14 is raised to the original position by the elastic operation of the restoration spring 15 .

On the other hand, the operation of pressing the lever switch 12 downward or pulling upward is sensed by the limit switch 18. At this time, by the operation of the rotary motor 13, the lever switch 12 rotates the axis of rotation ( After the rotation of 180 degrees around 13a) is made, the light source of the UVC wavelength band is irradiated from the UV lamp 12 ′ from the inside to sterilize the hand contact part of the lever switch 12 . At this time, in the rotation of the lever switch 12, the magnetic sensor 12b senses the magnetic magnet 12a, and then the UV lamp 12' is operated by a control signal from a control unit (not shown).

In particular, the opening and closing operation of the door handle can be performed in the same way in the inner housing 10 and the outer housing 10', and the lever switch 12 is pressed in contact with the door 30 not only on the indoor side but also on the outdoor side. The opening/closing control can be performed accordingly.

Therefore, in the sterilization door handle of the present invention, UV sterilization can be performed according to the rotation of the lever switch every time the door is opened and closed, thereby reducing the risk of virus infection due to contact of multiple users and creating a safer door access environment. show the effect.

And, as shown in FIG. 11 , the lever frame 14 is installed in the inner housing 10 and the outer housing 10 ′, and the lever switch 12 is installed at the end of the lever frame 14 by 360 degrees. ° Can be installed rotatably.

At this time, a UV lamp 12' emitting UV light for sterilizing the surface of the lever switch 12 is installed on one side of the inner housing 10 and the outer housing 10' to perform sterilization.

Here, the inner housing 10 and the outer housing 10' are further provided with a human body detection sensor 12c to detect a person who is approaching, so that the person does not irradiate the UV light when the person is in proximity, so that the UV light is transmitted to the user. can be prevented from adversely affecting

On the other hand, although specific embodiments of the present invention have been described and illustrated above, it is obvious that the sterilization door handle structure of the present invention can be variously modified and implemented by those skilled in the art.

For example, although the operation when the lever switch is pressed downward has been described in the above embodiment, the opening/closing operation by the same operation can be performed even when the lever switch is pulled upward.

In addition, although the process of opening and closing by direct contact of the lever switch has been described and illustrated in the above embodiment, if necessary, opening/closing control of the door handle of the present invention using a smartphone application, battery management, access history check, real-time push Notification status display text setting, etc. can be made.

Accordingly, such modified embodiments should not be individually understood from the spirit or scope of the present invention, and such modified embodiments should be included within the appended claims of the present invention.

Claims

The inner housing 10 and the outer housing 10' respectively provided in a symmetrical form on the inside and outside of the door, and a latch bolt 11 provided to protrude linearly from the side wall of the door to set the locking state with the door frame. ), and a door handle comprising a power transmission member 20 that transmits a fluid force to the latch bolt 11 by the operation of the lever switch 12 provided in the inner housing 10 and the outer housing 10'. In

A door handle with a UV sterilization function, characterized in that the inner housing 10 and the outer housing 10 ′ include a UV lamp 12 ′ emitting UV light for the surface sterilization action of the lever switch 12 . .
The method according to claim 1,

The lever switch 12 is a door handle with a UV sterilization function, characterized in that it can rotate 180° or 360° forward and reverse around the rotation shaft 13a by transmitting rotational force from the rotation motor 13.
The method according to claim 1 or 2,

A lever frame 14 interlocked with the power transmission member 20 is connected to one side of the lever switch 12 , and the lever frame 14 and the lever switch 12 are hinge shafts including a restoration spring 15 . UV sterilization, characterized in that the lever guide 17 for guiding the flow of the lever switch 12 is configured on the other side of the lever switch 12 to form a structure capable of ascending and descending flow in a certain angular range based on (16). Functional door handle.
4. The method of claim 3,

UV sterilization function is provided, characterized in that the inner housing 10 and the outer housing 10 ', a limit switch 18 for detecting the elevating flow of the lever frame 14 or the lever switch 12 is configured door handle.
4. The method of claim 3,

A door handle with a UV sterilization function, characterized in that the inner housing 10 and the outer housing 10 ′ are provided with a stopper guard 19 for limiting the elevating height of the lever frame 14 .
4. The method of claim 3,

The lever switch 12 is provided with a magnetic magnet 12a, and the corresponding inner housing 10 and the outer housing 10' have a magnetic for sensing the magnetic magnet 12a when the lever switch 12 is rotated. A door handle with a UV sterilization function, characterized in that a sensor (12b) is provided in a plurality of places.
The method according to claim 1,

A display unit 21 is provided in the inner housing 10 and the outer housing 10 ′, and the display unit 21 enables wireless communication to be implemented according to image, text, and photo data transmission from an external smart device. A door handle equipped with a UV sterilization function, characterized in that it has a possible structure.