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KR20120073078A - Safe door opening and closing apparatus - Google Patents

Safe door opening and closing apparatus Download PDF

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Publication number
KR20120073078A
KR20120073078A KR1020110030558A KR20110030558A KR20120073078A KR 20120073078 A KR20120073078 A KR 20120073078A KR 1020110030558 A KR1020110030558 A KR 1020110030558A KR 20110030558 A KR20110030558 A KR 20110030558A KR 20120073078 A KR20120073078 A KR 20120073078A
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KR
South Korea
Prior art keywords
hinge
door
gap
closing
hole
Prior art date
Application number
KR1020110030558A
Other languages
Korean (ko)
Inventor
이영태
Original Assignee
이영태
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이영태 filed Critical 이영태
Publication of KR20120073078A publication Critical patent/KR20120073078A/en

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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00Additional features or accessories of hinges
    • E05D11/0054Covers, e.g. for protection
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00Hinges with pins
    • E05D3/02Hinges with pins with one pin
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/28Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/36Finger guards or other measures preventing harmful access between the door and the door frame
    • E06B7/367Finger 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
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING 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
    • E05Y2800/00Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/10Additional functions
    • E05Y2800/12Sealing
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING 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
    • E05Y2800/00Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/40Physical or chemical protection
    • E05Y2800/41Physical or chemical protection against finger injury

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Hinges (AREA)

Abstract

PURPOSE: An opening and closing device of a safety door is provided to prevnt fingers of a user from being caught in the gap between a door and a door frame when the user opens and closes the door. CONSTITUTION: An opening and closing device(10) of a safety door comprises a first hinge, a second hinge(200), a third hinge(300), and a gap closer(400). The first hinge is arranged on the top of a door(30) and connects the door to a door frame(20). The second hinge is arranged on the center of the door and connects the door to the door frame. The third hinge is arranged on the bottom of the door and connects the door to the door frame. The gap closer connects the first, second, and third hinges to the door to close the gap between the door and the door frame.

Description

Safety door opening and closing apparatus

The present invention relates to a safety door opening and closing device, and more particularly, to a safety door opening and closing device that can prevent a safety accident caught by a finger when a gap is not generated between the door and the door frame during opening and closing of the door.

1 is a view showing a conventional door opening and closing device. As shown in FIG. 1, in the conventional door opening and closing device installed in the door, the fixing plate 3 is symmetrically disposed at both sides about the hinge part 1 rotated in engagement with each other, and the fixing plate 3 is disposed. A plurality of fasteners are inserted into the plurality of fasteners 4, and a plurality of fastening holes 4 fixed to the doors and the frames are formed so that the door can be rotated about the hinge 1.

Such a conventional door opening and closing device has a problem in that a gap is generated when the door is spaced apart from the door frame by the hinge portion when the door frame is connected to the door.

In addition, the conventional door opening and closing device has a problem that a gap is generated between the door frame and the door, the accident is frequently caused by the fingers of children with small fingers are pinched.

In addition, the conventional door opening and closing device has a problem that the efficiency of air conditioning and heating in summer or winter due to the gap.

In addition, the conventional door opening and closing device has a problem that the metal and the metal is in contact when rotating to open and close the door, the wear phenomenon and frictional resistance is generated, the corrosion phenomenon occurs easily on the contact surface due to friction noise is generated.

Therefore, there is an urgent need for an improved door opening and closing device that prevents hand pinching and prevents wear and corrosion during rotation by closing the gap by the door opening and closing device connecting the door frame and the door so that smooth operation and noise are not generated. It is a situation.

One aspect of the present invention is to provide a safety door opening and closing device that can prevent a safety accident to pinch the fingers do not occur between the door and the door frame when opening / closing the door.

Another aspect of the present invention is to provide a safety door opening and closing device which is simple in structure and easy to combine and install, and increases the efficiency of cooling and heating.

Stable door opening and closing device according to an embodiment of the present invention as a safety door opening and closing device for rotating the door to open and close the door by connecting the door frame and the door, a hinge connecting the door frame and the door; and, the door and the hinge A niche closing opening for closing a gap formed by the hinge; and a hinge fixed to the door frame, and a door frame hinge provided with a cylindrical body formed on one side of the bracket and having a vertical through-hole formed in the center thereof; And a hinge block coupled to the upper and lower parts of the body of the door frame hinge so as to be relatively movable with the door frame hinge, and a fixed shaft coupled to the door frame hinge and the hinge block.

In addition, the hinge is disposed on the upper part of the door to connect the door and the door frame, the second hinge is disposed in the center of the door to connect the door and the door frame, and the door and the door frame is disposed under the door It characterized in that it comprises a third hinge for connecting.

In addition, the gap closing port may include a first gap closing hole in which the first hinge is fastened to the lower end thereof so as to close a gap formed by the first hinge and the first hinge, and a first hinge closing the gap formed by the first hinge and the second hinge. A second gap closure device in which the second hinge is fastened to the upper and lower ends thereof, and a third gap in which the second hinge and the third hinge are fastened to the upper and lower ends thereof so as to close the gap formed by the second and third hinges, respectively. And a fourth gap closing opening to which the third hinge is fastened to an upper end thereof so as to close the gap formed by the closing hole and the lower end of the third hinge and the door.

In addition, the first hinge is provided on one side of the first bracket which is fixed to the door frame, the first door hinge and the first door hinge is provided with a cylindrical first body having a first vertical through-hole in the center, the first door hinge 1A includes a 1A hinge block disposed on the upper body and a 1B hinge block disposed on the lower portion of the body of the door frame hinge, wherein the 1A hinge block has a first A fastening hole corresponding to the first vertical through hole. And a semicircular first A projection having a first A fixing hole to protrude upwardly of the first A base portion and to be fixed to a lower end portion of the first clearance closure opening, wherein the first B hinge block is provided in the first vertical through hole. And a semicircular first B protrusion having a first B fixing hole having a first B fixing hole to protrude downward from the first B base portion and to be fixed to an upper end portion of the second gap closure port. It features.

Further, a first A pad having a first A shaft hole inserted between the first body of the first door hinge and the first A hinge block and formed to correspond to the first vertical fastening hole, the first body of the first door hinge and the first B hinge block It characterized in that it further comprises a first pad B is inserted between the first B-axis hole is formed corresponding to the first vertical fastening hole.

In addition, the first hinge includes a first fixed shaft coupled to the first door hinge zone and the first and second hinge blocks, wherein the first fixed shaft includes a first vertical through hole of the first door hinge zone and a first block hinge. The first oilless bushing inserted into the first A fastening hole, the first B fastening hole of the first B hinge block, the first A shaft hole of the first A pad, and the first B shaft hole of the first B pad, and the first oilless bushing inserted into the first oilless bushing And a first fixed bolt shaft for preventing the first door hinge zone and the first and second hinge blocks.

In addition, the door is rotated, the door frame of the door opening and closing portion is characterized in that it further comprises an auxiliary gap closing port for preventing hand pinching.

Therefore, in the embodiment of the present invention, the safety door opening and closing device does not generate a gap between the door and the door frame when opening / closing the door, thereby preventing safety accidents due to finger pinching, as well as a simple structure and easy coupling and installation. And there is an effect that the efficiency of cooling, heating is increased.

1 is a view showing a conventional door opening and closing device.
2 is a view showing a safety door opening and closing apparatus according to an embodiment of the present invention.
3 is an enlarged view of a first hinge of the safety door opening and closing device illustrated in FIG. 2.
4 is an exploded view illustrating the first hinge of the safety door opening and closing device illustrated in FIG. 3.
FIG. 5 is a view illustrating a process in which the gap closure port illustrated in FIG. 2 is installed in a door.
6 is a view showing a state of use of the safety door opening and closing apparatus according to an embodiment of the present invention.

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

Figure 2 is a view showing a safety door opening and closing device according to an embodiment of the present invention, Figure 3 is an enlarged view showing a first hinge of the safety door opening and closing device shown in Figure 2, Figure 4 is shown in Figure 3 The first hinge of the safety door opener is disassembled and shown.

2 to 4, the opening and closing device 10 of the safety door according to an embodiment of the present invention connects the door frame 20 and the door 30 and the door 30 can open and close the doorway. As to rotate so as to open, the opening and closing device 10 of the safety door is disposed on the upper part of the door 30, the first hinge 100, the center of the door 30 to connect the door 30 and the door frame 20 A second hinge 200 disposed at the door 30 to connect the door 30 and the door frame 20, and a third hinge 300 disposed at the bottom of the door 30 to connect the door 30 and the door frame 20. ), A gap closing opening 400 connecting the first to third hinges 300 to the doors 30 to close the gap formed by the doors 30 and the first to third hinges 300. .

The first hinge 100 is disposed at the upper end portion of the side surface of the door 30 positioned to be connected to the door frame 20, and is fastened to the door frame 20 so as to rotate when the door 30 is opened and closed.

The second hinge 200 is disposed in the central portion of the side surface of the door 30 on a vertical line in which the first hinge 100 is positioned, is fastened to the door frame 20, and is rotated when the door 30 is opened and closed.

The third hinge 300 is disposed at the lower end side of the side of the door 30 positioned at the side connected to the door frame 20 and is fastened to the door frame 20 to be rotated when the door 30 is opened and closed.

Meanwhile, since the first hinge 100, the second hinge 200, and the third hinge 300 have the same configuration, the second hinge 200 and the third hinge 300 are not specifically described. ) Are the same as each of the first hinge 100, the description thereof will be omitted.

The first hinge 100 is coupled to the first door hinge region 110 fixed to the door frame 20 and the first door hinge region 110 to be movable relative to the first door hinge hinge 110. It includes a hinge block 120, a first fixed shaft 130 and a first fixed shaft 130 is coupled to the first hinge block 120 and the first hinge block (120).

The first door hinge hinge 110 has a cylindrical shape having a first bracket 111 fixed to the door frame 20 and a first vertical through hole 112 formed at one side of the first bracket 111 and formed at the center thereof. The first body 113 of the.

The first hinge block 120 is disposed above and below the first body 113 of the first door hinge region 110 so as to be movable relative to the first door hinge region 110.

The first hinge block 120 may include a first A hinge block 121 disposed on the first body 113 of the first door hinge region 110 and a first body of the first door hinge region 110. 113) the first B hinge block 122 disposed below.

The 1A hinge block 121 has a disc shaped first A base portion 121B having a first A fastening hole 121A formed corresponding to the first vertical through hole 112, and an upper side of the first A base portion 121B. And a semicircular first A protrusion 121D having a first A fixing hole 121C to be fixed to a lower end portion of the first gap closing hole 410 to be described later.

The first B hinge block 122 has a disc shaped first B base portion 122B having a first B fastening hole 122A formed corresponding to the first vertical through hole 112, and a lower side of the first B base portion 122B. And a semicircular first B protrusion 122D having a first B fixing hole 122C so as to be protruded to be fixed to an upper end of the second gap closing hole 420 to be described later.

Meanwhile, the first pad 140 is coupled between the first body 113 and the first hinge block 120 of the first door hinge region 110. The first pad 140 is inserted to reduce noise and smooth rotation by minimizing friction between the first body 113 and the first hinge block 120 of the first door hinge region 110.

The first pad 140 has a disc shaped first A pad 141 inserted between the first body 113 and the first A hinge block 121 of the first door hinge region 110, and the first door It may include a disc-shaped first B pad 142 inserted between the first body 113 and the first B hinge block 122 of the earth (110). Here, the first A-axis 141 and the first B-axis hole 142A are formed in the first A pad 141 and the first B pad 142, respectively, corresponding to the first vertical through hole 112.

In addition, a first fixed shaft 130 is disposed on the first door hinge region 110, the first A hinge block 121, the first B hinge block 122, the first A pad 141, and the first B pad 142. Combined.

The first fixed shaft 130 is formed of the first vertical through hole 112 of the first door hinge region 110, the first A fastening hole 121A of the first A hinge block 121, and the first B hinge block 122. A first oilless bushing 131 inserted into the first B fastening hole 122A, the first A shaft hole 141A of the first A pad 141, and the first B shaft hole 142A of the first B pad 142, and the first The first fixing bolt shaft 132 is inserted into and fastened to the oilless bushing 131 to prevent the first door hinge region 110 and the first hinge block 120 from being separated.

First and second threaded portions 130A are formed in the first and second hinge blocks 121 and 122, respectively. The first fixing bolt shaft 132 has a cylindrical first shaft end 132A inserted into contact with the inner circumferential surface of the first oilless bushing 131 and a first shaft end corresponding to the first threaded portion 130A. The 1B screw thread part 132B formed in the lower end of 132A is provided.

On the other hand, the gap closing port 400 is installed in the longitudinal direction on the side of the door 30 to connect the first to third hinges (100 to 300) to the door (30). The gap closure 400 is a first gap closure 410 for connecting the first hinge 100 to the door 30 to close the gap formed by the upper end of the door 30 and the first hinge 100, Second clearance closing holes 420 and second hinges 200 connecting the first and second hinges 100 and 200 to the door 30 to close the gap formed by the first hinge 100 and the second hinge 200. ) And the third gap closing port 430 connecting the second and third hinges 200 and 300 to the door 30 to close the gap formed by the third hinge 300 and the third hinge 300 and the door ( It is configured to include a fourth gap closing port 440 connecting the third hinge 300 to the door 30 to close the gap formed by the bottom of the 30.

On the other hand, such a gap closure 400, the first insertion groove (100A) formed between the first gap closure (410) and the second gap closure (420) corresponding to the first hinge 100, and the second The second insertion groove 200A formed between the gap closure opening 420 and the third clearance closing opening 430 corresponding to the second hinge 200, and the third clearance closing opening 430 and the fourth clearance closing opening. A second insertion groove 200A is formed between the 440 to correspond to the third hinge 300.

That is, the first gap closing opening 410 is connected to the first hinge 100 to be in close contact with the side surface of the door 30 between the upper end of the door 30 and the first hinge 100 so that the door 30 and the door are closed. The gap is closed so that the gap does not occur in the mold 20. The first gap closure 410 is installed in the longitudinal direction at the top of the side of the door 30, one side is in close contact with the side of the door (30).

The second gap closure opening 420 is connected to the first and second hinges 100 and 200 to be in close contact with the side surface of the door 30 between the first hinge 100 and the second hinge 200 and the door 30 and the door 30. The gap is closed so that the gap does not occur in the door frame 20. The second gap closing opening 420 is installed in the longitudinal direction from the bottom of the first gap closing opening 410 so that one side is in close contact with the side of the door 30.

The third gap closing opening 430 is connected to the second and third hinges 200 and 300 to be in close contact with the side surface of the door 30 between the second hinge 200 and the third hinge 300 and the door 30. The gap is closed so that the gap does not occur in the door frame 20. The third gap closing opening 430 is installed in the longitudinal direction from the bottom of the second gap closing opening 420 so that one side thereof is in close contact with the side of the door 30.

The fourth gap closing opening 440 is connected to the fourth hinge 300 so as to closely contact the side surface of the door 30 between the third hinge 300 and the lower end of the door 30 so that the door 30 and the door frame are closed. Close the gap so that there is no gap in (20). The fourth gap closing opening 440 is installed in the longitudinal direction from the bottom of the third gap closing opening 430 so that one side thereof is in close contact with the side of the door 30.

In addition, the first hinge 100 is inserted into the first insertion groove 100A so that the first A hinge block 121 is engaged with the lower end of the first clearance closing hole 410, and the first B hinge block 122 is formed in the first insertion groove 100A. It is fastened with the upper end of the two-gap closure 420.

The second hinge 200 is inserted into the second insertion groove 200A, so that the second A hinge block 221 is engaged with the lower end of the second clearance closing hole 420, and the second B hinge block 222 has a third clearance. It is fastened with the top of the closure 430.

The third hinge 300 is inserted into the third insertion groove 300A so that the third A hinge block 321 is engaged with the lower end of the third clearance closing port 430, and the 3B hinge block 322 is the fourth clearance. It is fastened with the top of the closure 440.

On the other hand, the door frame 20 of the part in which the door 30 is rotated and the opening and closing portion may further include an auxiliary gap closing port 500 for preventing hand pinching.

At this time, the auxiliary gap closing opening 500 has a first auxiliary gap closing opening 510 and the door 30 to completely close the portions in which the first to third hinges 100 to 300 are installed so that no gap is generated. It may include a second auxiliary clearance closing port 520 for closing the gap generated between the door frame 20 and the door 30 of the opening and closing portion. (See FIG. 6)

Next, the process of installing the safety door opening and closing device according to the embodiment of the present invention will be described with reference to FIGS. 2 and 5. FIG. 5 is a view illustrating a process in which the gap closure port illustrated in FIG. 2 is installed in a door.

As shown in Figure 2 and 5, first, the first gap closure 410, the second gap closure 420, the third gap closure 430, the first from the top of the door 30 in order Four-gap closure 440 is fixed to the side of the door 30 through the fixture 400A. In this case, the first hinge 100 and the second hinge between the first gap closure 410, the second gap closure 420, the third gap closure 430, and the fourth gap closure 440. A first insertion groove 100A, a second insertion groove 200A, and a third insertion groove 300A are provided to allow the second hinge 300 to be inserted therein.

Therefore, the first hinge 100, the second hinge 200, and the third hinge 300 are respectively inserted into the first insertion groove 100A, the second insertion groove 200A, and the third insertion groove 300A. The first and second gap closure ports 410 and 420, the second and third gap closure ports 420 and 430, and the third and fourth gap closure ports 430 and 440 are fixed to the door 30 without a gap. Can be.

Thereafter, the first bracket 111 of the first hinge 100, the second bracket 211 of the second hinge 200, and the third bracket 311 of the third hinge 300 are respectively the door frame 20. Secure in. In addition, the auxiliary clearance closing opening 500 may be selectively installed on both sides of the door frame 20 to be used.

Next, a state of use of the safety door opening and closing device according to an embodiment of the present invention will be described with reference to FIGS. 2 and 6. 6 is a view showing a state of use of the safety door opening and closing apparatus according to an embodiment of the present invention.

As shown in FIGS. 2, 4, and 6, when the door 30 is opened, the door frame hinge region 110 is fixed to the door frame 20 while maintaining the top of the door frame hinge region 110. The hinge block 120 disposed in the lower portion is in contact with the body 113 of the door frame hinge 110 and the first to third hinges 100 based on the fixing bolt shaft 132 of the fixed shaft 130. ˜300 and the first to fourth gap closure openings 410 to 440 rotate together along the rotation direction of the door 30.

That is, the safety door opening and closing device 10 according to an embodiment of the present invention is the door frame 20 by the first to fourth gap closing opening (410 ~ 440) when the door 30 is rotated to close or open the doorway. ) So that no gap is generated between the door 30 and the door 30.

In addition, by installing the auxiliary gap closing device 500 on both sides of the door frame 20 to prevent the exposure of the first to third hinges (100 to 300), the door is installed first to third hinges (100 to 300) Even if a gap is generated between the door frame 20 and the door 30 on the opposite side of the frame 20, there is an advantage of blocking the hand pinching phenomenon by the function of closing.

In addition, by closing and covering the door frame 20 and the door 30 so as not to generate a gap, there is an advantage in that the efficiency of cooling and heating is increased.

In addition, by inserting the packing 140 between the door frame hinge 110 and the hinge block 120 to smoothly rotate without generating noise due to shaking or friction due to play, by the oilless bushing 131 Minimizes frictional resistance and prevents corrosion.

10 ... Safety door opener 20 ... Doorframe
30 ... door 100 ... first hinge
200 ... 2nd hinge 300 ... 3rd hinge
400 ... niche closure

Claims (7)

In the opening and closing device of the safety door to connect the door frame and the door to rotate the door to open and close the entrance,
A hinge for connecting the door frame and the door; and a gap closing hole for closing a gap formed by the door and the hinge.
The hinge is a door frame hinge provided with a bracket fixed to the door frame, the cylindrical body is provided on one side of the bracket and a vertical through hole formed in the center;
A hinge block coupled to upper and lower parts of the body of the door frame hinge region so as to be movable relative to the door frame hinge region;
A fixed shaft coupled to the door frame hinge and the hinge block;
Opening and closing device of the safety door comprising a.
The method of claim 1,
The hinge is disposed above the door and connects the door and the door frame, a second hinge disposed at the center of the door and connecting the door and the door frame, and disposed below the door. And a third hinge connecting the door and the door frame.
The method of claim 2,
The gap closure port may include a first gap closure port where the first hinge is fastened to a lower end portion of the door to close a gap formed by the first hinge and the first hinge, and to close a gap formed by the first hinge and the second hinge. The second and third hinges each of which closes the gap formed by the second hinge and the third hinge, and the second and third hinges respectively close to the upper and lower ends thereof. And a third niche closing tool that is fastened to the upper end of the third hinge so as to close the gap formed between the third hinge and the lower end of the door and the third hinge.
The method of claim 3,
The first hinge is provided on one side of the first bracket which is fixed to the door frame, and the first door hinge and the cylindrical first body having a first vertical through-hole formed in the center, and the first door hinge A first A hinge block disposed on the upper body, and the first B hinge block disposed on the lower body of the door hinge hinge,
The first A hinge block has a disk-shaped first A base portion having a first A fastening hole formed corresponding to the first vertical through hole, and protrudes upward from the first A base portion to be fixed to a lower end portion of the first clearance closing hole. A semicircular first A protrusion having a first A fixing hole,
The first B hinge block has a disk-shaped first B base portion having a first B fastening hole formed corresponding to the first vertical through hole, and protrudes downward from the first B base portion to be fixed to an upper end portion of the second clearance closing opening. An opening and closing device for a safety door, comprising a semicircular first B protrusion having a first B fixing hole.
The method of claim 4, wherein
A first A pad inserted between the first body of the first door hinge and the first A hinge block, the first A pad having a first A shaft hole formed corresponding to the first vertical fastening hole, the first body of the first door hinge and the first B hinge; And a first pad (B) formed between the blocks and formed with a first shaft (B) shaft hole corresponding to the first vertical fastening hole.
The method of claim 5,
The first hinge includes a first fixed shaft coupled to the first door hinge and the first block 1A and 1B hinge,
The first fixed shaft includes a first vertical through hole of the first door hinge region, a first A fastening hole of the first A hinge block, a first B fastening hole of the first B hinge block, a first A shaft hole of the first A pad, and the first A first oilless bushing inserted into the first B shaft hole of the 1B pad and a first fixed bolt shaft inserted into the first oilless bushing to prevent the first door hinge region and the first A and 1B hinge blocks from being separated; Opening and closing device of the safety door, characterized in that provided.
The method of claim 1,
The door opening and closing portion of the door, the opening and closing device of the safety door, characterized in that the door frame of the part of the door opening and closing further comprises an auxiliary gap closing port for preventing hand pinching.
KR1020110030558A 2010-12-26 2011-04-04 Safe door opening and closing apparatus KR20120073078A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20100135073 2010-12-26
KR1020100135073 2010-12-26

Publications (1)

Publication Number Publication Date
KR20120073078A true KR20120073078A (en) 2012-07-04

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Application Number Title Priority Date Filing Date
KR1020110030558A KR20120073078A (en) 2010-12-26 2011-04-04 Safe door opening and closing apparatus

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101518447B1 (en) * 2014-01-10 2015-05-07 주식회사 예림 Preparation method of kids door
KR101723571B1 (en) * 2016-07-11 2017-04-14 주식회사 태상 safety door
KR102192905B1 (en) * 2020-06-01 2020-12-18 주식회사 신흥코리아 Swing door corner safeguards

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101518447B1 (en) * 2014-01-10 2015-05-07 주식회사 예림 Preparation method of kids door
KR101723571B1 (en) * 2016-07-11 2017-04-14 주식회사 태상 safety door
KR102192905B1 (en) * 2020-06-01 2020-12-18 주식회사 신흥코리아 Swing door corner safeguards

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