KR101874914B1 - Locking system of hinged door using magnetic lock - Google Patents

Locking system of hinged door using magnetic lock Download PDF

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Publication number
KR101874914B1
KR101874914B1 KR1020170134590A KR20170134590A KR101874914B1 KR 101874914 B1 KR101874914 B1 KR 101874914B1 KR 1020170134590 A KR1020170134590 A KR 1020170134590A KR 20170134590 A KR20170134590 A KR 20170134590A KR 101874914 B1 KR101874914 B1 KR 101874914B1
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KR
South Korea
Prior art keywords
door
lock piece
lock
insertion hole
metal plate
Prior art date
Application number
KR1020170134590A
Other languages
Korean (ko)
Inventor
김명식
Original Assignee
주식회사 씨쓰리
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Priority to KR1020170134590A priority Critical patent/KR101874914B1/en
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Publication of KR101874914B1 publication Critical patent/KR101874914B1/en

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
    • E05B1/0015—Knobs or handles which do not operate the bolt or lock, e.g. non-movable; Mounting thereof
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C1/00—Fastening devices with bolts moving rectilinearly
    • E05C1/02—Fastening devices with bolts moving rectilinearly without latching action
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
    • E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/46—Magnets
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/40—Physical or chemical protection
    • E05Y2800/41—Physical or chemical protection against finger injury

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Wing Frames And Configurations (AREA)

Abstract

Disclosed is a door lock system using a magnetic lock device that prevents a door from being opened by using a magnetic force of a magnetic lock device instead of using a door lock. An inner handle provided inside the door of the hinged door formed with a lock piece insertion hole therein; a magnet portion provided on the door frame so as to face the inner handle; and a metal plate attached to the magnet portion, And a locking piece installed on the body and slidably moving toward the locking piece insertion hole of the inner knob to restrict the opening of the door, . According to the present invention, even when an accident occurs in a door locked state in a room or an infant can not open and open the door, the door can be unlocked with a certain force or impact.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking system for a door lock,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking system for a door of a hinged door installed on a door, a toilet door, or the like, and more particularly to a door locking device for locking a hinged door using a magnetic locking device, .

2. Description of the Related Art [0002] In general, a door (hereinafter referred to as a " door ") installed in a door of a building or in a room of a house is provided with a door lock having a locking function while serving as a handle when opening and closing the door.

1, the door locking device according to the related art is provided with a pawl 3 which moves in and out in accordance with the rotating direction of the door handle 2 installed inside and outside the door 1, A door lock 4 is provided to pass through the door 1 to open and close the door 1 and serve as a handle when opening and closing the door 1. The door handle 2 is installed inside the door 1, The locker 6 for locking and unlocking the lock lever 5 (or the button is used) and the lock piece 7 for inserting the lock 3 are installed in the door frame 8. [ 1 is a horseshoe-shaped fastener used to prevent the hinged door 1 from being suddenly closed due to an external factor when the hinged door 1 is opened.

The door lock device according to the related art is constructed such that the door handle 2 is pulled out by a predetermined angle or more so as to release the above described locker 3 from the lock piece 7 in order to open the above- Therefore, it is particularly troublesome to use a child who is lacking in perception ability or a disabled person who can not freely use his or her hand.

In order to provide the door locking device described above to the hinged door 1, a through hole to which the door lock is coupled must be formed in the door 1 and the locking piece 7 must be installed on the door frame 8, The user is required to install the door lock, so that the user can not directly install the door lock. Therefore, the user is burdened with the installation cost, and the price of the consumer increases due to an increase in the number of parts constituting the door lock. In the case where the door lock is broken or defective, It is necessary to replace the above-

In addition, when the lock is stored inside the door-type door 1 or the infant who lacks the perception ability in the lost state locks the door 1 by manipulating the locking lever 5 in the room due to curiosity or the like , There is a problem in that when a power outage or a fire accident occurs, it is in a very dangerous situation and can cause a safety accident.

Korean Patent No. 10-1010254 (issued on January 21, 2011) Korean Utility Model Registration No. 20-0325785 (Announced on September 10, 2003) Korean Registered Patent No. 10-1184217 (September 20, 2012 announcement) Korean Patent Publication No. 10-2015-0081770 (published on July 15, 2015)

Therefore, the object of the present invention is to protect the privacy of an individual by preventing the door from being opened by using the magnetic force of the magnetic lock device instead of using a door lock having a physical coupling structure, Which can temporarily release the lock structure from the outside by the force of an adult when the door is not opened in the room due to the locking of the door.

In order to accomplish the object of the present invention, in an embodiment of the present invention, an inner handle is provided inside a door of a hinged door in which a lock piece insertion hole is formed and pivoted, and a door is installed so as to face the inner handle And a lock piece which is installed on the body and slidingly moves toward the lock piece insertion hole of the inner handle so as to restrict the opening of the door, A locking system for a hinged door using a magnetic lock device including a locking portion.

According to the present invention, even when an accident occurs in a door locked state in a room or an infant can not open and open the door, the door can be unlocked with a certain force or impact.

In addition, the present invention can be easily installed in a door of a room or a toilet door that requires a privacy protection function, not a front door requiring a strong locking function.

In addition, since the magnetic lock device of the present invention is provided in the door frame, not in the door, unlike the conventional lock device, and the through hole through which the lock piece of the lock device is engaged is formed in the inner handle provided on the door, It is unnecessary and can be installed by the user. Accordingly, since the installation of the lock system is directly installed without asking a specialist, it is not necessary to use a separate installation cost, and the production cost can be reduced due to the reduction in the number of parts constituting the magnetic lock device.

1 is a perspective view for explaining a conventional door locking device of the present invention.
2 is a plan view showing a locking system of a hinged door according to an embodiment of the present invention.
3 is a schematic view showing another embodiment of a locking system of a hinged door according to an embodiment of the present invention.
4 is a partial perspective view for explaining the movement of the lock device according to the movement of the door.
5 is an exploded perspective view for explaining a turning mechanism according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a locking system for a door lock using a magnetic lock device according to preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a plan view showing a locking system of a hinged door according to an embodiment of the present invention.

2, the locking system for a door lock according to the present invention includes an inner knob 100 installed inside a door of a door, a magnet 200 installed on a door frame facing the inner knob 100, And a magnetic lock device 300 installed in the magnet unit 200 and fitted to the inner handle 100.

Hereinafter, each component will be described in more detail with reference to the drawings.

Referring to FIG. 2, the door lock system according to the present invention includes an inner handle 100.

The inner handle 100 is installed on a side surface of the door 10 rotated by the opening and closing of the door and includes a lock piece insertion hole 112 in which the lock piece 330 of the magnetic lock device 300 can be fitted, Is formed.

The inner handle 100 according to the present invention is formed to provide the function of supporting the side of the door 10 so as to prevent the door 10 from being deformed by an external impact.

Specifically, the inner handle 100 is provided along the vertical direction of the door 10 so as to cover the side surface of the door 10,

Figure 112017102148233-pat00001
Shaped.

The inner handle 100 is installed on the side of the door 10 located opposite to the side of the door 10 provided with the turning mechanism,

Figure 112017102148233-pat00002
So as to support the door 10.

For example, the inner handle 100 includes a plate-shaped cover body 110 covering the side surface of the door 10 with respect to the width direction of the door 10, and a cover body 110 protruding in the vertical direction from one side end of the cover body 110 And a handle 130 protruding from the other end of the cover body in a vertical direction and contacting with the user's hand.

At this time, the inner handle 100 is inserted into the door 10 so as to provide a space in which the lock piece insertion hole 112 into which the lock piece 330 of the magnetic lock device 300 can be fitted, The length of which is longer than the thickness of the substrate. The cover body 110 having the lock piece insertion hole 112 is formed to have a length longer than the thickness of the door 10 so that the user can stably grip the grip portion 130. In other words, the cover body 110 may be formed to have a width that is longer than the thickness of the door 10.

Referring to FIG. 2, the door lock system according to the present invention includes a magnet unit 200.

The magnet unit 200 is installed on the door frame so as to face the handle 100 and contacts the magnetic lock device 300 to move the magnetic lock device 300 by a magnetic force acting between the magnet lock device 300 and the magnet lock device 300. [ And attaches it to the door frame 20 ".

In one embodiment, the magnet portion 200 according to the present invention may be constituted by a magnet 210 directly attached to the door frame 20 " through an adhesive means such as a double-sided tape or the like.

3 is a schematic view showing another embodiment of a locking system of a hinged door according to an embodiment of the present invention;

In another embodiment, the magnet portion 200 according to the present invention is attached to the door frame 20 " through adhesive means such as an adhesive, as shown in Fig. 3, and is attached to the door frame 20 " And a magnet 210 which is inserted into a plate-shaped recess of the magnet housing 220. The magnets 210 are inserted into the recesses of the magnet housings 220, At this time, it is preferable that the magnet holder 220 is formed to have a thickness such that the upper surface of the magnet holder 220 can be located at a position deviating from the inner surface of the door frame 20 '. The locking piece 330 of the door frame 20 "must be engaged with the cover body 110 which is not in contact with the door frame 20".

4 is a partial perspective view for explaining the movement of the magnetic lock device 300 according to the movement of the door.

The magnet 210 may be a magnet 2900 It is preferable to use a magnet having a magnetic force of 5,000 to 5000 gauss. 4 (b), when a part of the main body of the magnetic lock device 300 is separated from the magnet 210 by the external force transmitted from the lock piece 330 of the magnetic lock device 300, So that the magnet 210 can not be completely separated from the magnet 210 when the magnet 210 is kept in contact with the magnet 210. Thus, when an external force is applied to the door of the door so that the magnetic lock device 300 can be separated from the magnet 210, the magnetic lock device 300 is separated from the right side of the magnet lock device 300 The lock piece 330 is rotated so that the handle 100, to which the lock piece 330 is fitted, is also rotated.

As a result, the lock piece 330 coupled to the handle 100 is released from the handle 100 in accordance with the movement of the handle 100 interlocked with the door, so that the hinged door can be opened.

Referring to FIG. 2, the door lock system according to the present invention includes a magnetic lock device 300.

The magnetic lock device 300 is installed in the door frame 20 '' by the magnet part 200 and restricts the movement of the door 10 so that the door door door 10 is not opened. The body 320 and the locking piece 330 so that the restriction of the movement of the door 10 is released when an external force that can be applied to the door 10 is applied to the inside of the door 10. [

The metal plate 310 is attached to the magnet unit 200 and is formed in a flat plate-like structure so as to maintain a state of being attached to the magnet unit 200 by a magnetic force applied by the magnet unit 200. At this time, an iron plate or the like which can be attached to the magnet by the magnetic force of the magnet can be used as the metal plate.

The body 320 is coupled to the metal plate 310 and has a block structure. The body 320 is formed with a moving passage through which the locking piece 330 can be slidably moved in the left-right direction.

The lock piece 330 is installed on the body 320 and slides toward the lock piece insertion hole 112 of the inner handle 100 so as to restrict the opening of the door. 4 (a), the other end of the lock piece 330, except for one side edge of the metal plate 310, is inserted into the lock piece insertion hole 112, When an external force that can be separated from the door 200 acts on the door, the door is formed to be separated from the inner handle 100 as shown in FIG. 4 (b).

Specifically, when the metal plate 310 is pushed and the angle between the magnet portion 200 and the magnet 210 is 10 to 20 degrees, the lock piece 330 passing through the lock piece- Is separated from the lock piece-fitting hole 112. The lock-piece-fitting hole 112 is formed in a shape of a cylinder. In this case, even when the door is opened, a part of the metal plate 310 is attached to a part of the magnet 210 as if it is hinged to the floor, Since the metal plates 310 are attached to each other, the initial state is maintained without taking any other measures.

For example, if one end of the lock piece 330 that has passed through the lock piece insertion hole 112 is longer than this, one end of the lock piece 330 that has passed through the slot fit hole 112 when the door is opened is still The metal plate 310 and the body 320 are caught by the inner handle 100 or fall on the floor.

3, the lock piece 330 according to the present invention includes a slide portion 332 having a rod-shaped structure to slide in the left-right direction of the body 320, And a bent portion 334 extending in the vertical direction from the other end opposite to one end of the slide portion 332 passing through the guide portion 112.

Referring to FIG. 3, the door lock system according to the present invention may further include a gasket 400.

The gasket 400 is installed in the door frame 20 'so that the door frame 20' and the door 10 can be contacted even if a space is formed between the door frame and the door frame after the door 10 is installed in the door frames 20 ' 20 ") and the door 10, and is provided on the second side door frame 20" where the door 10 contacts when closing the door.

More specifically, the gasket 400 is provided along the vertical direction of the second side door frame 20 "so as to cover the second side door frame 20 ", and the horizontal cross-section is formed into a letter 'A' shape.

For example, the gasket 400 may include an attachment plate 410 attached to the surface 21 of the second side door frame 20 "that is not opposed to the door when the door is closed as shown in Fig. 2, And an extension plate 420 extending in the vertical direction and disposed in the direction of the second surface 22 of the second side door frame 20 "facing the door 10 when the door is closed. At this time, the attachment plate 410 and the extension plate 420 are attached to the door frame through adhesive means such as adhesive, double-sided tape or the like.

Optionally, the door lock system according to the present invention may further include an auxiliary gasket 450. The auxiliary gasket 450 is attached to the attachment plate 410 and alleviates an impact generated between the door frame and the door. The auxiliary gasket 450 is attached to the attachment plate 410 of the gasket 400 along the longitudinal direction of the gasket 400 Respectively. For example, the auxiliary gasket 450 may be formed to have an elliptical shape in the horizontal section, but is not limited thereto.

5 is an exploded perspective view showing a turning mechanism according to the present invention.

2 and 5, the locking system of the hinged door according to the present invention may further include a turning mechanism.

The pivoting mechanism 500, 600, 700, 800 according to the present invention has a function of preventing a hand pinching, and includes an upper support part 500 installed on the upper side of the door 10 to fix the upper part of the door 10 to the door frame 20 " A lower supporting part 600 installed on the lower side of the door 10 to fix the lower part of the door 10 to the door frame 20 ", and a lower supporting part 600 fixed to the upper supporting part 500 and the lower supporting part 600 and the door 10 And a door frame 700 facing the door cover 700 so that the distance between the door frame 10 and the door frame 20 " does not become large as the door 10 rotates, Quot; 20 ").

The door 10 of the locking system for a door lock according to the present invention has a first depressed groove formed at one side of the upper side facing the door 10 so that the upper support part 500 and the lower support part 600 can be received therein, And a second depressed groove is formed on a lower side of a direction in which the first depressed grooves are formed. Accordingly, the upper supporting part 500 and the lower supporting part 600 provided on the door 10 are not projected to the outside of the door.

The door frame of the door lock system according to the present invention has a first shaft insertion groove (not shown) formed in the upper door frame so that the upper shaft and the lower shaft can be inserted therein, and a second shaft insertion groove (not shown) . If desired, a tubular adapter (not shown) having a smooth surface can be inserted into the first shaft insertion groove and the second shaft insertion groove, respectively. Such a tubular adapter provides a function of reducing the frictional force generated between the first shaft insertion groove and the upper shaft and between the second shaft insertion groove and the lower shaft so that the upper shaft and the lower shaft are smoothly rotated.

More specifically, the tubular adapter inserted into the first shaft insertion groove is formed to have an outer diameter corresponding to the inner diameter of the first shaft insertion groove, and is formed to have an inner diameter corresponding to the outer diameter of the upper shaft. Similarly, the tubular adapter inserted into the second shaft insertion groove is formed to have an outer diameter corresponding to the inner diameter of the second shaft insertion groove, and is formed to have an inner diameter corresponding to the outer diameter of the lower shaft.

These tubular adapters may be constructed of synthetic resin or metal.

The upper supporting part 500 constituting the turning mechanism according to the present invention is installed on the upper side of the door facing the side door frame, and is provided with an upper shaft coupled to the upper door frame.

This upper support 500 replaces a common hinge and provides an upper shaft coupled to the upper door frame to aid rotation of the door relative to the upper shaft.

The upper support 500 according to the present invention includes a top shaft, a guide protrusion provided in the vertical direction of the upper shaft, a seating groove formed so that the top shaft is inserted and seated, and the guide protrusion is exposed And a spring provided between the upper shaft and the seating groove of the case. The case may include a case having an opening for providing a moving path so as to move in a vertical direction by an external force.

More specifically, the upper shaft may be formed to have a larger diameter at a lower portion which is in contact with the spring than at an upper portion of the upper door frame, for example, the upper portion inserted into the first shaft insertion groove. This is because the upper shaft is stably brought into contact with the spring and the restoring force by the spring is smoothly provided.

The guide protrusion may be formed with a cylindrical recessed groove at a distal end opposite to one end of the guide protrusion contacting the upper shaft. This is to enable the user of the locking system of the hinged door according to the present invention to stably insert the rod-shaped tool into the recess of the guide protrusion when the rod-like tool such as a screwdriver is used instead of the finger. In other words, when the user moves the driver in the downward direction after inserting the driver or the like into the recessed groove, the upper shaft interposed in the upper door frame is separated from the upper door frame, and consequently the door is separated from the door frame.

The case includes a body portion which is seated in the first depression groove and has a seating groove formed therein so that the upper shaft is inserted and seated, and a wing portion extending to both sides of the body portion to provide a contact surface with the side door frame. At this time, a plurality of screwing holes are formed in the wing portion to be engaged with screws for coupling the upper support portion 500 to the side door frame.

The spring provides a restoring force to rotate the upper shaft and the guide protrusion moved downward by an external force to an initial position, and a coil spring or the like can be used.

The lower supporting part 600 constituting the turning mechanism according to the present invention is installed on the lower side of the door 10 positioned on the same line as the upper supporting part 500 in the vertical direction and has a lower shaft coupled to the lower door frame do. At this time, it is preferable that the lower shaft is arranged on the same line in the vertical direction as the above-mentioned upper shaft.

In a specific embodiment, the lower support 600 according to the present invention includes a first body having a rectangular parallelepiped-like structure with a hollow formed therein, a lower portion thereof opened, a first bolt coupling hole formed on a side of the side door frame opposite to the side door frame, A second body coupled to the hollow and open bottom of the body by a sliding movement method and having the lower shaft at a lower portion thereof and having a second bolt defect hole formed in a side surface thereof facing the side door frame, And a bolt coupled to the hole and the second bolt coupling hole and slidably moving the first body as it rotates itself.

More specifically, the first body is inserted into the second depression groove and is fixed to a lower portion of the door frame, and provides a function of moving the door in the lateral direction as the bolt is rotated by the external force.

The second body supports the door by inserting the lower shaft into the lower door frame, for example, the second shaft insertion groove, and provides the moving path to the first body in the lateral direction as the bolt is rotated.

The bolt provides a function of adjusting the position of the door by sliding the first body to the left or to the right so that the door comes into contact with the side door frame as the door is rotated by an external force when a space is generated between the door frame and the door.

5, the door cover 700 constituting the turning mechanism according to the present invention is formed to enclose the upper supporting part 500, the lower supporting part 600 and the side surface of the door frame facing the side door frame, Is formed to have a semicircular structure.

More specifically, the door cover 700 includes a curved surface portion 710 having a semicircular structure having a horizontal cross-section so as to cover the upper support portion 500 and the lower support portion 600, and a curved surface portion 710 extending from both ends of the curved surface portion 710 And a flat plate portion 720 surrounding the door frame. If necessary, the door cover 700 may further include an inner protrusion 730 protruding from the inner surface of the flat plate portion 720 in the vertical direction to contact the side door frame.

The door cover 700 may have a first through-hole 712 having a length corresponding to the opening in a vertical direction at a portion facing the guide protrusion. The first through-hole 712 is formed to have an area smaller than the cross-sectional area of the finger in order to block the entry of foreign matter. The first through-hole 712 has a cross- It is formed to have a larger area.

In addition, a second through hole 714 may be formed in a portion of the door cover 700 facing the bolt. The second through-hole 714 is formed to have an area larger than the cross-sectional area of a general driver so that the screw can be loosened or tightened using a screwdriver.

2, the safety cover 800 constituting the turning mechanism according to the present invention is configured such that even when the door is rotated with respect to the upper shaft and the lower shaft, And a horizontal cross section is formed to have a ¼ circular structure.

For example, as shown in FIG. 2, when a step is formed on a side door frame that contacts the door, a central portion having a horizontal cross section of a quarter circular structure is disposed at the bent portion. At both ends of the center portion, Respectively. If necessary, a surface of the central portion facing the side door frame may be provided with a mount for supporting the center portion from the side door frame.

The safety cover 800 may be coupled to the door frame through a screw or the like or may be coupled to the door frame through an adhesive.

Referring to FIG. 2, the turning mechanism according to the present invention may further include a mohair 900.

The mohair 900 is provided in the safety cover 800 facing the door cover 700 and functions to seal the space between the door cover 700 and the safety cover 800 to prevent foreign matter from entering the door. to provide. Since the mohair 900 is a general mohair, a detailed description thereof will be omitted.

As described above, since the conventional door lock device installed in a visiting place is formed as an integral structure with the handle, when the lock state is changed from inside the room, a method of releasing the lock state from the outside of the room is used. There was a problem that it was not possible to quickly cope with an urgent situation because it took time to bring a key.

On the contrary, the hinged door locking system of the present invention does not require a separate key and can open the hinged door by temporarily applying a force to the door so that the magnetic portion 200 and the magnetic lock device can be separated from each other Provides the ability to respond quickly to emergencies.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the appended claims. It can be understood that it is possible.

100: handle 110: cover body
120: cover blade 130: handle portion
200: magnet part 210: magnet
220: magnet housing 300: magnetic lock device
310: metal plate 320: body
330: Locking piece 400: Gasket
450: auxiliary gasket 500: upper support
600: lower support 700: door cover
710: curved portion 720: flat plate portion
730: Inner projection 800: Safety cover
900: mohair

Claims (5)

An inner knob provided inside the door of the hinged door in which a lock piece insertion hole is formed and rotated;
A magnet portion installed on the door frame so as to face the inner handle; And
And a lock piece installed on the body and slidably moving toward the lock piece insertion hole of the inner handle so as to restrict the opening of the door, wherein the lock piece includes a metal plate attached to the magnet portion, a body coupled to the metal plate, Device,
The locking piece
And is detached from the inner handle when an external force is applied to the door so that a portion of the metal plate other than one side edge of the metal plate can be separated from the magnet portion in a state where one end is fitted in the lock piece- Locking system of hinged door using magnetic lock device. delete The locking device according to claim 1,
A slide portion having a rod-shaped structure to slide in the lateral direction of the body, and
And a bent portion extending in the vertical direction from the other end opposite to one end of the slide portion passing through the lock piece insertion hole. The locking device according to claim 3,
Wherein the lock piece is formed such that one end of the lock piece passed through the lock piece insertion hole is separated from the lock piece insertion hole when the metal plate is pressed and the angle between the metal plate and the magnet part is 10 to 20 °. Locking system of casement door using device. 2. The apparatus of claim 1, wherein the inner handle
A cover body covering a side of the door with respect to a width direction of the door and having a lock piece insertion hole formed therein, a cover body protruding from one side end of the cover body in a vertical direction, And a knob portion protruding in a vertical direction from the other end of the cover body and contacting with the user's hand.
KR1020170134590A 2017-10-17 2017-10-17 Locking system of hinged door using magnetic lock KR101874914B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102043568B1 (en) * 2018-10-29 2019-11-11 문종배 Hinged door for preventing hands to be jammed

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200352737Y1 (en) * 2004-03-04 2004-06-09 김영주 The hinged - door.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200352737Y1 (en) * 2004-03-04 2004-06-09 김영주 The hinged - door.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102043568B1 (en) * 2018-10-29 2019-11-11 문종배 Hinged door for preventing hands to be jammed

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