KR101852778B1 - Device for preventing a finger of folding door - Google Patents

Device for preventing a finger of folding door Download PDF

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Publication number
KR101852778B1
KR101852778B1 KR1020160011289A KR20160011289A KR101852778B1 KR 101852778 B1 KR101852778 B1 KR 101852778B1 KR 1020160011289 A KR1020160011289 A KR 1020160011289A KR 20160011289 A KR20160011289 A KR 20160011289A KR 101852778 B1 KR101852778 B1 KR 101852778B1
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KR
South Korea
Prior art keywords
door
doors
present
guards
grooves
Prior art date
Application number
KR1020160011289A
Other languages
Korean (ko)
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KR20170090658A (en
Inventor
이제택
Original Assignee
이제택
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Filing date
Publication date
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Priority to KR1020160011289A priority Critical patent/KR101852778B1/en
Publication of KR20170090658A publication Critical patent/KR20170090658A/en
Application granted granted Critical
Publication of KR101852778B1 publication Critical patent/KR101852778B1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/36—Finger guards or other measures preventing harmful access between the door and the door frame
    • E06B7/367—Finger guards or other measures preventing harmful access between the door and the door frame by covering the gap between the door and the door frame at the hinge side
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/26—Suspension arrangements for wings for folding wings
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/48—Wings connected at their edges, e.g. foldable wings
    • E06B3/481—Wings foldable in a zig-zag manner or bi-fold wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/50—Mounting methods; Positioning
    • E05Y2600/52—Toolless
    • E05Y2600/53—Snapping
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/40—Protection
    • E05Y2800/41—Protection against finger injury
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/132—Doors
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/36—Finger guards or other measures preventing harmful access between the door and the door frame
    • E06B7/362—Finger guards or other measures preventing harmful access between the door and the door frame the gap between the door and the door frame at the hinge side being constructed in a way to remain too small or too wide to cause injury
    • E06B2007/365—Rounded shape at gap, e.g. cylindrical

Abstract

FIELD OF THE INVENTION The present invention relates to an apparatus for preventing a hand insertion of a folding door frame for a security screen.
The present invention is characterized in that a pair of hinge grooves 100 and 100a are formed and a semicircular guard is provided on a circumferential raceway surface where front ends of doors 20 and 20a, which are folded and rotated about the hinge grooves 100 and 100a, A pair of doors 20 and 20a having side surfaces facing each other are rotatably supported on the hinge grooves 100 and 100a of the connecting hole 10, The rotating shafts 200 and 200a to be inserted are formed.
According to the present invention, there is no space formed between the doors 20 and 20a by the guards 110 and 110a formed in the connecting hole 10, so that the hands are not caught.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a folding door,

The present invention provides a safety device for preventing fingers from being caught in a space between both doors in a folding type door which is opened and closed by a folding type door so as to prevent an injury caused by fitting a finger in a folding space between folded doors The present invention relates to an apparatus for preventing hand-pinching of a folding type door frame, which can not be opened due to a pushing force less than a predetermined level even when a pushing force is applied, including wind pressure.

Fig. 1 shows an example of a folding type door. As shown in this figure, the folding type door has a structure in which a plurality of doors are rotatably connected to each other by a hinge while being side by side, and are opened and closed in a zigzag form.

When the folding type door is folded, the opposite side where the hinge H is installed is gradually expanded and narrowed. At this time, the enlarged space S forms a space enough for the fingers to enter by the thickness of the door.

Therefore, when the door is closed in a state in which the fingers are inserted into the space formed between the doors, an accident occurs in which the fingers or the like are caught between the side surfaces of the door which is gradually narrowed. These accidents happen to adults by carelessness, but they cause safety accidents especially for curious children, and improvement is required.

In addition, the folding type door is opened and opened when wind blows from the outside to the inside of the room, or when a pushing force is applied by hand. Therefore, there is an inconvenience in use that the door is opened in an unintended situation.

In addition, there is a disadvantage in that the door is not closed if foreign substances are introduced into the space formed between the doors.

Korean Patent No. 10-0035544

An object of the present invention is to provide a folding-type door that can prevent an accident that a finger is caught while a door opened in a folding-type door is closed so that an injury can be prevented.

Another object of the present invention is to provide a folding type door capable of solving the problem that the folding type door is arbitrarily opened by the wind pressure acting in the direction of being tucked at the folding door and the force of the pushing.

It is to be understood that the object of the present invention is not limited to the above-mentioned objects, and other objects not mentioned and other objects that can be deduced from the following description can be recognized by a person having ordinary skill in the art to which the present invention belongs will be.

Technical features for achieving the object intended by the present invention include:

A folding type door in which a plurality of door side surfaces are rotatably connected to each other by a hinge so as to be opened and closed, comprising: a hinge; and a door formed of a curved surface concentric with the center of the hinge in front of the hinge, So that when the door is opened, the guard is exposed to the space between the doors, so that no space is formed between the doors.

Another aspect of the present invention is a door folding type door comprising a pair of hinge grooves formed in a zigzag form so that a door is rotatably folded about the hinge groove, And a pair of doors which are continuously and side-by-side are provided with a rotation axis which is rotatably inserted into the hinge groove of the connection port, When the door is opened, the guard is exposed to the space between the doors so that no space is formed between the doors.

The present invention is characterized by further comprising rotation limiting means for limiting the rotation of the door.

The rotation restricting means includes a first rotation restricting means which further includes a stopper at a central portion of a guard formed as a curved surface so that the door can rotate within a limited range, thereby determining a rotation range of the door to be closed, So as not to rotate further in the closing direction.

The rotation restricting means includes a second rotation restricting means in which a fixing protrusion is protruded from one side of the outer peripheral surface of the guard and an end of the door guided by the guard and a groove into which the fixing protrusion is inserted is formed on the other side And is not opened until a force exceeding a predetermined level is applied to the closed door.

Preferably, the second rotation restricting means including the fixing protrusions and the grooves has a groove formed by a locking protrusion protruding from the surface on the outer circumferential surface of the guard, and an end portion of the door guided by the guard is coupled to the groove formed by the locking protrusion And a fixing protrusion is formed.

According to the present invention as described above, a pair of doors are rotatably fixed to hinge grooves formed in a connecting hole, respectively, so that both doors are opened and closed while being folded around respective hinges. When the door is opened, The guard formed in the connecting port is exposed to the space where the door is formed and the space is not formed between the doors so that the hand is not caught.

In addition, the first rotation restricting means serves to buffer shocks generated when the doors are completely closed by the first rotation restricting means, and at the same time, the door is unfolded and closed, and is no longer rotated.

Further, even if wind pressure or a slight pushing force acts by the second rotation limiting means, the second rotation limiting means can not be opened.

According to the present invention, when the folding type door is opened and closed in a folding manner, a space in which fingers or foreign matter can be inserted between both doors is not formed, thereby preventing a safety accident caused by the folding type door, So that it is possible to provide a safe residential environment.

1 is a perspective view showing an example of a conventional folding type door
2 is a partially enlarged perspective view showing an embodiment of the present invention.
3 is a partially enlarged cross-sectional view of a door closed state in the embodiment of the present invention
Figure 4 is a partial enlarged cross-sectional view of a door in an open state according to an embodiment of the present invention
5 is an enlarged view of part A in Fig. 3

The features and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings.

Before describing various embodiments of the present invention in detail, the application is not limited to the detailed description of the constitution and arrangement of the constituent elements described in the following detailed description or the drawings. The invention may be embodied and carried out in other embodiments and carried out in various ways. It will also be appreciated that the device or element orientation, e.g., "front," "back," "up," "down," "top," " Expressions and predicates used herein with respect to terms such as "left", "right", "lateral", and the like are used merely to simplify the description of the present invention, It does not indicate or imply that an element should simply have a particular orientation. Also, terms such as " first "and" second "are used herein for the purpose of the description and the appended claims, and are not intended to indicate or imply their relative importance or purpose.

In addition, terms and words used in the present specification and claims should not be construed to be limited to ordinary or dictionary meanings, and the inventor should appropriately define the concept of the term to describe its invention in the best way. The present invention should be construed as meaning and concept consistent with the technical idea of the present invention.

It should be noted that the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention, It should be understood that there may be many equivalents and variations.

Therefore, it is intended that the present invention covers the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents. Various modifications and changes may be made in the present invention.

Hereinafter, embodiments of the present invention will be described.

2 is a perspective view enlarging a part of the present invention.

As shown in this figure, the present invention is composed of a coupling 10 and rotation shafts 200 and 200a formed on both doors 20 and 20a and coupled to the coupling 10.

The connecting hole 10 is formed to be long corresponding to the height of the doors 20 and 20a so that a pair of hinge grooves 100 and 100a and guards 110 and 110a stoppers 210 and grooves 121 and 121a are formed do.

The pair of hinge grooves 100 and 100a are formed so as to have an inner circumferential surface capable of rotating at 90 ° without detaching the rotary shafts 200 and 200a from the rear surface at a position close to an appropriate distance do.

Horizontal portions 101 and 101a accommodated in both doors 20 and 20a are formed symmetrically from the open ends of the hinge grooves 100 and 100a to the outside.

The guards 110 and 110a are formed concentrically with respect to the hinge grooves 100 and 100a and one end of the guards 110 and 110a is integrally formed from the ends of the horizontal portions 101 and 101a, Respectively.

A stopper 120 is formed at the boundary between the guards 110 and 110a.

When the doors 20 and 20a are closed, the stopper 120 contacts the front ends of the doors 20 and 20a to buffer shocks and restrict rotation.

Grooves 121 and 121a are formed on the outer circumferential surfaces of the guards 110 and 110a by engaging projections 122 and 122a protruding from the surface as other means for restricting rotation of the doors 20 and 20a0.

Each of the doors 20 and 20a is provided with rotation shafts 200 and 200a inserted into the hinge grooves 100 and 100a of the coupling 10 and accommodating portions 201 and 210 which can accommodate the guards 110 and 110a, And fixing protrusions 210 and 210a are formed at the ends thereof.

The rotary shafts 200 and 200a are formed at the inner corner of the opposite side and are rotatably inserted into the hinge grooves 101 and 101a of the connector 10.

According to the present invention configured as described above, the folding type door can be configured by inserting the rotary shafts 200 and 200a of the doors 20 and 20a into the hinge grooves 100 and 100a of the connector 10. Therefore, it is also possible to configure three or more doors as a folding type.

3 and 4 are sectional views showing an operating state of the present invention, FIG. 3 is a partially enlarged sectional view of the door in a closed state, and FIG. 4 is a partially enlarged sectional view of the door in an opened state, respectively.

3, when the rotary shaft 200, 200a of the door 20, 20a0 is inserted into the hinge grooves 100, 100a of the connector 10 and the door is closed, as shown in FIG. 3, The guards 110 and 110a of the doors 20 and 20a are concealed by the receiving portions 201 and 201a of the doors 20 and 20a.

At this time, when the doors 20 and 20a are completely closed, the ends of the doors 20 and 20a come into contact with the stopper 120, so that they do not rotate in the closing direction any more.

The fixing protrusions 210 and 210a formed on the doors 20 and 20a are inserted into the recesses 121 and 122 formed between the stoppers 120 beyond the engaging protrusions 122 and 122a formed on the guards 110 and 110a, 121a. The closed doors 20 and 20a and the stopper 120 are located on the same plane so that the aesthetics are clean and enriched. When the door 20 and the door 20a are not operated, 210 and 210a are not pulled out from the grooves 121 and 121a by the locking projections 122 and 122a so that the doors 20 and 20a are not opened against the wind pressure or the opening and closing force acting unintentionally.

When the doors 20 and 20a are opened, the rotary shafts 200 and 200a of the doors 20 and 20a rotate in the hinge grooves 100 and 100a so that the adjacent doors 20 and 20a are folded. As shown in FIG. 4, the guards 110 and 110a are exposed between the doors 20 and 20a, and a space in which fingers and the like can be inserted can not be formed.

The present invention has been described with reference to preferred embodiments thereof.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the disclosed embodiments should be considered in an illustrative rather than a restrictive sense.

For example, in the above-described embodiment, although the description has been given of the case in which the door is installed between the hinges of the two doors, the technical idea of the present invention is applied to a structure in which both doors are rotatably installed on one hinge shaft Of course.

10: connecting port 20, 20a: door
100, 100a: Hinge grooves 101, 101: Horizontal part
110, 110a: Guard 120: Stopper
121, 121a: groove 122. 122a:
200, 200a: rotation axis 201, 210a:
210, 210a: Fixing projection

Claims (5)

A folding type door, wherein a plurality of door side surfaces are rotatably connected by a hinge to open and close,
A connecting hole 10 in which semicircular guards 110 and 110a are formed on a circumferential raceway surface on which a front end of a door 20 and 20a folded and rotated about a pair of hinge grooves 100 and 100a is rotated The pair of doors 20 and 20a having side faces facing each other are provided with rotary shafts 200 and 200a which are rotatably inserted into the hinge grooves 100 and 100a of the connection hole 10, 20 and 20a are opened, the guards 110 and 110a are exposed to the space between the doors so that no space is formed between the doors,
And a stopper 120 is further provided at a central portion of the guards 110 and 110a so as to prevent the door from rotating further in a direction in which the door is closed,
A fixing protrusion is formed on one of the outer circumferential surface of the guard and an end of the door guided by the guard and a groove into which the fixing protrusion is inserted is formed on the other side, The plurality of doors 20 and 20a and the stopper 120 are located on the same plane so that the aesthetic appearance is clean and enriched so that the door 20 and 20a are not opened until a force exceeding a predetermined level is applied to the closed doors 20 and 20a,
Grooves 121 and 121a formed by engaging projections 122 and 122a protruding from the surface are formed on the outer circumferential surfaces of the guards 110 and 110a and the engaging protrusions 122 and 122a And the fixing protrusions 210 and 210a coupled to the grooves 121 and 121a are formed in the locking protrusions 122 and 122a, Wherein the door is not disengaged until a force exceeding a predetermined level is exerted by the door, so that the door is not opened arbitrarily.
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KR1020160011289A 2016-01-29 2016-01-29 Device for preventing a finger of folding door KR101852778B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160011289A KR101852778B1 (en) 2016-01-29 2016-01-29 Device for preventing a finger of folding door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160011289A KR101852778B1 (en) 2016-01-29 2016-01-29 Device for preventing a finger of folding door

Publications (2)

Publication Number Publication Date
KR20170090658A KR20170090658A (en) 2017-08-08
KR101852778B1 true KR101852778B1 (en) 2018-04-27

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KR1020160011289A KR101852778B1 (en) 2016-01-29 2016-01-29 Device for preventing a finger of folding door

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009052365A (en) * 2007-08-29 2009-03-12 Enomoto Co Ltd Nonfinger-pinch hinge for folding door
JP5312840B2 (en) * 2008-05-16 2013-10-09 スガツネ工業株式会社 Rotating member hinge device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009052365A (en) * 2007-08-29 2009-03-12 Enomoto Co Ltd Nonfinger-pinch hinge for folding door
JP5312840B2 (en) * 2008-05-16 2013-10-09 スガツネ工業株式会社 Rotating member hinge device

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Publication number Publication date
KR20170090658A (en) 2017-08-08

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