WO2022145219A1 - Dispositif de sécurité pour dispositif d'ouverture et fermeture - Google Patents

Dispositif de sécurité pour dispositif d'ouverture et fermeture Download PDF

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Publication number
WO2022145219A1
WO2022145219A1 PCT/JP2021/046039 JP2021046039W WO2022145219A1 WO 2022145219 A1 WO2022145219 A1 WO 2022145219A1 JP 2021046039 W JP2021046039 W JP 2021046039W WO 2022145219 A1 WO2022145219 A1 WO 2022145219A1
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WO
WIPO (PCT)
Prior art keywords
plate
tip
safety device
door body
arm
Prior art date
Application number
PCT/JP2021/046039
Other languages
English (en)
Japanese (ja)
Inventor
光太郎 安部
Original Assignee
株式会社Lixil
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 株式会社Lixil filed Critical 株式会社Lixil
Publication of WO2022145219A1 publication Critical patent/WO2022145219A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
    • 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
    • E06B3/34—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 with only one kind of movement
    • E06B3/42—Sliding wings; Details of frames with respect to guiding
    • E06B3/46—Horizontally-sliding 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
    • 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

Definitions

  • This disclosure relates to a safety device for a switchgear.
  • Patent Document 1 a safety device for a switchgear that can prevent finger pinching when the door is closed faster than a predetermined speed is known (see, for example, Patent Document 1).
  • the present disclosure is a safety device for an opening / closing device that can open / close an opening by opening / closing the door body, and is an arm member configured to be rotatable about a rotation axis, and is used for opening / closing movement of the door body.
  • An arm member having a moving portion that is movable in the first moving direction in which the door body moves and is movable in the crossing direction intersecting the first moving direction of the door body, and the door body have a predetermined speed.
  • the opening / closing operation of the door body is not stopped and the moving portion is in front of the stopper portion.
  • a guide portion for guiding the moving portion in the crossing direction is provided, and the rotation axis is arranged below the collision portion in the stopper portion where the moving portion collides when viewed in the rotation axis direction.
  • the "finding direction” means the surface direction of the glass in the shoji house housed in the opening 20a of the frame body 20 arranged in the building
  • the "expected direction” means the above-mentioned glass.
  • the outdoor side is described as “OUTSIDE” and the indoor side is described as “INSIDE”.
  • the switchgear 1 of the present embodiment is a so-called sliding window, and as shown in FIG. 1, the frame body 20, the internal sash 30 (door body) and the external sash 40 fitted in the frame body 20 so as to be openable and closable. And a safety device 10.
  • the opening / closing device 1 can open / close the opening 20a by opening / closing the inner sash 30 and the outer sash 40 in the left-right direction X.
  • the safety device 10 is for the switchgear 1.
  • the frame body 20 is framed in a rectangular shape by the upper frame 21, the lower frame 22, and the left and right vertical frames 23, 24.
  • the upper frame 21 is formed in a long shape and extends in the finding direction at the upper part of the frame body 20.
  • the upper frame 21 is formed so as to open downward.
  • the lower frame 22 is formed in a long shape and extends in the finding direction at the lower part of the frame body 20.
  • the lower frame 22 is formed so as to open upward.
  • the left and right vertical frames 23 and 24 extend in the vertical direction at both ends of the upper frame 21 and the lower frame 22 in the finding direction.
  • the left and right vertical frames 23 and 24 are formed in a long shape and form a side portion of the frame body 20.
  • Both the inner sash 30 and the outer sash 40 are sliding doors, and by sliding them in the finding direction, the opening 20a of the frame body 20 is opened or closed, forming a so-called sliding window.
  • the internal sash 30 has a rectangular frame 35 formed by a long upper stile 31, a lower stile 32, a left and right vertical stiles 33, and a door tip stile 34. And the glass 36 fitted and fixed in the frame 35, and the like.
  • the shoji 40 has a rectangular frame 45 formed by a long upper stile 41, a lower stile 42, and left and right vertical stiles 43 and a door tip stile 44. And the glass 46 fitted and fixed in the frame 45, and the like.
  • the left-right direction of FIG. 1 is referred to as the left-right direction X.
  • the left-right direction X of the switchgear 1 is also the lateral direction of the internal sash 30.
  • One side (left side in FIG. 1) of the switchgear 1 in the left-right direction X is referred to as the X1 side
  • the other side (right side in FIG. 1) in the left-right direction X is referred to as the X2 side.
  • the vertical direction is referred to as a vertical direction Z.
  • the direction in which the internal sash 30 is closed on the X2 side (right side in FIG.
  • the opening direction (direction of movement from the X2 side to the X1 side) on the X2 side (right side of FIG. 1) is referred to as a second movement direction D2.
  • the safety device 10 is provided with a finger pinch prevention mechanism.
  • the safety device 10 includes a safety device main body 60 and an operation arm portion 70 (door body side portion).
  • the safety device main body 60 is fixed to the end side of the upper frame 21 of the frame body 20 on the X2 side in the left-right direction X, and is fixed to the upper portion of the opening 20a on the X2 side in the left-right direction X.
  • the operation arm portion 70 is fixed to the upper part of the upper stile 31 of the inner sash 30 on the X2 side in the left-right direction X, thereby being fixed to the upper part of the inner sash 30 on the X2 side in the left-right direction X.
  • the operation arm portion 70 is detachably fixed to the internal sash 30 in a state where the internal sash 30 is attached to the opening / closing device 1.
  • the operation arm portion 70 is fixed to the reinforcing member 37 fixed to the upper side of the internal obstacle 30 on the X2 side in the left-right direction X by the screw 701 (first fastening member). By doing so, it is fixed to the internal shoji 30.
  • the upper end of the door end stile 34 and the end of the upper stile 31 on the X2 side in the left-right direction X are connected to each other.
  • the reinforcing member 37 reinforces the connection between the door end stile 34 (vertical stile) and the upper stile 31 (horizontal stile) of the shoji screen 30.
  • the door tip stile 34 has a left-right inner vertical face plate 341, a left-right outer vertical face plate 342, an outdoor vertical face plate 343, and an indoor vertical face plate 344.
  • the inner vertical surface plate 341 in the left-right direction is formed parallel to the prospective direction and the up-down direction Z on the X1 side of the left-right direction X of the door end stile 34, and extends in the up-down direction Z.
  • the outer vertical surface plate 342 in the left-right direction is formed parallel to the prospective direction and the up-down direction Z on the X2 side of the left-right direction X of the door end stile 34, and extends in the up-down direction Z.
  • the outdoor vertical surface plate 343 is formed on the outdoor side in parallel with the left-right direction X and the vertical direction Z, and extends in the vertical direction Z.
  • the indoor vertical surface plate 344 is formed parallel to the horizontal direction X and the vertical direction Z on the indoor side, and extends in the vertical direction Z.
  • a notch 342a recessed from above to below is formed at the upper end of the outer vertical surface plate 342 in the left-right direction of the door tip stile 34.
  • the cutout portion 342a does not interfere with the movement of the reinforcing member 37 and the operation arm portion 70 in the left-right direction X when the reinforcing member 37 and the operation arm portion 70 are attached to the door tip stile 34. It is formed by denting downward from the upper end portion of the outer vertical face plate 342 in the left-right direction.
  • the reinforcing member 37 is fixed to the door tip stile 34 and the upper stile 31 together with screws 702 at the upper portion of the inner sash 30 on the end side on the X2 side in the left-right direction X, thereby fixing the door tip stile. Reinforce the connection between 34 and the upper stile 31.
  • the operation arm portion 70 is fixed to the reinforcing member 37 fixed to the end portion of the internal sash 30 by a screw 701 after the internal sash 30 is built in the frame body 20.
  • the operation arm portion 70 has an L-shaped member 75.
  • the L-shaped member 75 is connected to the end of the lower surface plate 711 (described later) of the operation side base member 71 of the operation arm portion 70 on the X2 side in the left-right direction X.
  • the L-shaped member 75 is formed in an L-shape that opens to the X1 side and the lower side of the horizontal direction X of the internal sash 30.
  • the L-shaped member 75 has a horizontal plate 751 and a vertical plate 752.
  • the horizontal plate 751 is formed in a plate shape parallel to the left-right direction X and the prospective direction.
  • the vertical plate 752 extends downward from the end of the horizontal plate 751 on the X2 side in the left-right direction X, and is formed in a plate shape parallel to the prospective direction and the vertical direction Z.
  • the horizontal plate 751 is formed with a vertical through hole portion 751a that penetrates in the vertical direction Z.
  • a screw 703 extending in the vertical direction Z is inserted into the vertical through hole portion 751a, and the screw 703 is used in the left-right direction of the horizontal plate 751 and the operation side base member 71 (described later) of the operation arm portion 70.
  • the end of X on the X2 side is fixed.
  • the vertical plate 752 is formed with a left-right through hole portion 752a (through hole portion) that penetrates in the left-right direction X.
  • a screw 701 for fixing the operation arm portion 70 and the internal sash 30 can be inserted into the left-right through hole portion 752a.
  • the screw 701 is formed so as to extend in the left-right direction X. After arranging the operation arm portion 70 on the internal sash 30, the screw 701 is moved from the outside of the end portion of the internal sash 30 on the X2 side in the left-right direction X to the internal sash 30 side. It can be inserted into the left-right through hole portion 752a from the outside of the end portion of the shoji 30 on the X2 side in the left-right direction X. By inserting the screw 701 into the left-right through hole portion 752a of the vertical plate 752, the vertical plate 752 of the L-shaped member 75, the reinforcing member 37, and the left-right inner vertical face plate 341 of the door tip stile 34 are formed by the screw 701. It is fastened together and fixed. As a result, the L-shaped member 75, the reinforcing member 37, and the door end stile 34 are jointly tightened and fixed by the screws 701.
  • the above-mentioned operation arm portion 70 can be attached to the internal sash 30 after the internal sash 30 is built in the frame body 20 by a so-called Kendon method.
  • Kendon method When the internal sash 30 is incorporated into the frame 20 by the Kendon method, the upper end of the internal sash 30 is tilted so as to be inserted into the inside from below the upper frame 21 of the frame 20, and the internal sash 30 is gradually inserted. While standing, lift it upward and then lower the shoji 30 downward.
  • the operation arm 70 is moved to the upper end of the internal sash 30 from the outside of the end on the X2 side of the horizontal direction X of the internal sash 30 to move the internal sash. It is arranged on the upper side of the X2 side of the left-right direction X of 30. Then, the L-shaped member 75 fixed to the operation arm portion 70 is attached to the reinforcing member 37 fixed to the upper side of the internal obstacle 30 on the X2 side in the left-right direction X, and the end of the internal obstacle 30 on the X2 side in the left-right direction X. The screw 701 is moved from the outside to the inside of the portion and fixed by the screw 701. As a result, the operation arm portion 70 can be easily fixed to the internal shoji 30 by the screw 701 moved from the outside to the inside in the left-right direction X.
  • the operation arm portion 70 can be attached to the internal sash 30, so that the operation arm portion 70 can be easily attached to the internal sash 30. Further, at the time of maintenance, the operation arm portion 70 can be easily replaced without removing the internal sash 30 from the frame body 20.
  • the operation arm unit 70 is introduced into the safety device main body 60 by moving the shoji screen 30 in the first moving direction D1.
  • the safety device 10 is provided with a finger pinch prevention mechanism, so that the internal sash 30 can be prevented from colliding with the vertical frame 24 of the frame body 20.
  • the safety device main body 60 has a base member 61, an inclined guide portion 62, a path extending plate 63, and a stopper portion 64. Further, the safety device main body 60 includes a first movement path K1 (upstream path), a fall guidance communication portion 65 (guidance portion), and a movement path for the tip portion 721 of the arm plate 72 of the operation arm portion 70 to move. It has a second movement route K2 (downstream side route) and a return movement route K3 (return route).
  • the base member 61 has a top plate 611, a first side plate 612, and a second side plate 613.
  • the top plate 611 has a width in the prospective direction and extends in the left-right direction X, and is fixed to the upper frame 21.
  • the first side plate 612 extends downward from the indoor end of the top plate 611 in the prospect direction.
  • the second side plate 613 extends downward from the outdoor end of the top plate 611 in the prospect direction.
  • the first movement path K1 is a path that passes through the upper surface side of the inclined guide portion 62 and the upper surface side of the path extending plate 63 to the stopper portion 64.
  • the first movement path K1 is a path in which the tip portion 721 of the arm plate 72 can be moved in the first movement direction D1 when the tip portion 721 (moving portion) of the arm plate 72 is directed toward the stopper portion 64. be.
  • the second movement path K2 (downstream side path) is in the left-right direction of the first movement path K1 via the fall guidance communication portion 65 formed at the lower part of the end portion of the left-right direction X of the first movement path K1 on the X2 side. It is formed so as to communicate with the lower side of the end portion of X on the X2 side, and extends from below the end portion on the X2 side of the left-right direction X of the first movement path K1 to the X2 side of the left-right direction X.
  • the second movement path K2 is a path in which the tip end portion 721 of the arm plate 72 of the operation arm portion 70 guided by the fall guidance communication portion 65 can be moved in the first movement direction D1.
  • the return movement path K3 is formed so as to extend from the end side opposite to the end on the first movement direction D1 side in the second movement path K2 to the first movement path K1 side and join the upstream side of the first movement path K1. It is a route to do.
  • the return movement path K3 extends horizontally from the X2 side of the left-right direction X to the X1 side, passes through the lower side of the path extension plate 63 and the lower side of the inclined guide portion 62, and is the first movement path K1. It is a route that joins the upstream side.
  • the inclined guide portion 62 is formed in a plate shape that is inclined from the lower side to the upper side from the X1 side to the X2 side in the left-right direction X.
  • the tilt guide portion 62 is connected to the end of the path extending plate 63 on the X1 side in the left-right direction X so that the base end on the X2 side in the left-right direction X can rotate about the rotation axis J3 extending in the prospective direction. ..
  • the tilt guide portion 62 can rotate about the rotation axis J3 in a state where the downward rotation angle is restricted by a predetermined angle.
  • the inclined guide portion 62 is arranged at a portion where the first movement path K1 and the return movement path K3 meet, and when the tip end side pin 73 of the operation arm portion 70 moves on the first movement path K1, the return movement path K3 is provided.
  • the tip side pin 73 moves from the return movement path K3 to the first movement path K1 by closing to form the first movement path K1, the tip side pin 73 pushes up the rotation shaft J3 from the closed position. Rotating upward to the center, the tip end side pin 73 opens the path for moving from the return moving path K3 to the first moving path K1.
  • the inclined guide portion 62 functions as an opening / closing portion for opening / closing the return movement path K3 by opening / closing the X1 side of the return movement path K3 in the left-right direction X when the arm plate 72 returns to the return movement path K3. do.
  • the path extending plate 63 is formed in the shape of a flat plate extending from the end of the inclined guide portion 62 on the X2 side in the left-right direction X to the X2 side.
  • the outdoor end of the path extending plate 63 in the prospective direction is located at the same position as the outdoor end of the inclined guide portion 62 in the prospective direction.
  • the stopper portion 64 is arranged at the end of the first movement path K1 on the X2 side in the left-right direction X.
  • the stopper portion 64 collides with the tip portion 721 of the arm plate 72 so as to temporarily stop the opening / closing operation of the internal sash 30.
  • the stopper portion 64 has a plate-shaped collision plate 641 extending in the vertical direction Z and the prospective direction, and a regulating portion 642.
  • the collision plate 641 is fixed to the base member 61 below the upper surface plate 611 of the base member 61.
  • the collision plate 641 is formed in a plate shape extending in the prospective direction.
  • the width of the collision plate 641 in the prospective direction is formed longer than the width of the tilt guide portion 62 in the prospective direction, and extends to the outdoor side of the tilt guide portion 62.
  • the collision plate 641 has a collision surface facing the X1 side in the left-right direction X.
  • the portion of the collision plate 641 where the tip portion 721 of the arm plate 72 collides constitutes the collision portion 641a.
  • the load when the tip portion 721 of the arm plate 72 in the collision portion 641a of the stopper portion 64 collides acts. It is a part.
  • the regulation unit 642 is provided at the upper part on the front side of the collision plate 641.
  • the regulating portion 642 is composed of the lower surface of the upper surface plate 611 of the base member 61.
  • the regulating unit 642 restricts the tip portion 721 of the arm plate 72 from moving upward.
  • a fall guidance communication portion 65 (guidance portion) communicating with the second movement path K2 is formed in the lower part of the collision plate 641 in front of the X1 side in the left-right direction X.
  • the fall guidance communication portion 65 is formed by a gap between the lower end portion of the collision plate 641 and the end portion on the X2 side of the path extending plate 63 in the left-right direction.
  • the tip portion 721 of the arm plate 72 collides with the stopper portion 64 to temporarily stop the opening / closing operation of the internal sash 30 and then the arm plate.
  • the tip portion 721 of the 72 is guided downward (in the crossing direction) and the internal sash 30 is moved at a speed slower than a predetermined speed, the arm is placed in front of the stopper portion 64 without stopping the opening / closing operation of the internal sash 30.
  • the tip portion 721 of the plate 72 is guided downward (in the crossing direction).
  • the length L of the gap in the drop guidance communication portion 65 in the left-right direction X is a length that allows the tip end side pin 73 to pass through, and the internal obstacle 30 moves in the first moving direction D1 at a speed equal to or higher than a predetermined speed.
  • the operation arm portion 70 is arranged on the X2 side of the upper stile 31 of the internal sash 30 in the left-right direction X.
  • the operation arm portion 70 is introduced into the safety device main body 60 when the internal sash 30 is moved to the closing side on the X2 side of the left-right direction X.
  • the operation arm portion 70 has an operation side base member 71, an arm plate 72 (arm member), and a tip side pin 73 (guide portion).
  • the operation-side base member 71 is formed so as to extend in the left-right direction X.
  • the operation-side base member 71 is arranged at a position shifted to the outdoor side from the tilt guide portion 62, and the internal shoji 30 is moved in the left-right direction X to the left and right along the tilt guide portion 62 of the safety device main body 60. Move in direction X.
  • the operation-side base member 71 has a lower surface plate 711, a first side surface plate 712, and a second side surface plate 713.
  • the bottom plate 711 has a width in the prospective direction and extends in the left-right direction X.
  • the bottom plate 711 has a width in the prospective direction and extends in the left-right direction X.
  • the first side plate 712 rises upward from the indoor end of the bottom plate 711 in the prospective direction.
  • the second side plate 713 rises upward from the outdoor end of the bottom plate 711 in the prospective direction.
  • the arm plate 72 is formed in the shape of a long plate and is attached to the operation side base member 71.
  • the arm plate 72 is attached to the operation side base member 71 at a position shifted to the outdoor side from the tilt guide portion 62, and the internal shoji 30 is moved in the left-right direction X, so that the tilt guide portion 62 of the safety device main body 60 is used. Moves in the left-right direction X along.
  • the arm plate 72 extends in the left-right direction X in a state before the operation arm portion 70 is introduced into the safety device main body 60.
  • the arm plate 72 is configured to be rotatable around the rotation axis J1. As shown in FIG. 7, the rotation axis J1 is arranged below the collision portion 641a of the collision plate 641 of the stopper portion 64 when viewed in the direction of the rotation axis J1.
  • the collision portion 641a is a portion where the tip portion 721 of the arm plate 72 collides, and is a portion where a load acts when the tip portion 721 of the arm plate 72 collides with the collision plate 641 of the stopper portion 64.
  • the base end side of the arm plate 72 is rotatably connected to the X1 side of the operation side base member 71 in the left-right direction about the rotation axis J1.
  • a tip portion 721 (moving portion) is formed at the tip of the arm plate 72.
  • the tip portion 721 is formed in an arc shape.
  • a tip end side pin 73 projecting toward the indoor side in the prospective direction is provided.
  • the tip side pin 73 is formed in a pin shape, and on the tip side of the arm plate 72, protrudes from the indoor side surface of the arm plate 72 to the indoor side.
  • the tip end side pin 73 is arranged on the base end side on the inner side of the arm plate 72 with respect to the tip end portion 721 of the arm plate 72 when viewed in the prospective direction.
  • the tip end side pin 73 is rotatable about a central axis J2 extending in the prospective direction.
  • the tip end side pin 73 is provided on the tip end side of the arm plate 72, and when the operation arm portion 70 moves in the first movement direction D1, the arm plate 72 rotates about the rotation axis J1. It is moved along the upper surface of the portion 62. As a result, the tip end side pin 73 guides the movement of the tip end portion 721 of the arm plate 72. The tip end side pin 73 moves the tip end portion 721 of the arm plate 72 in the first movement direction D1 in which the internal sash 30 moves and the vertical direction Z (intersection direction intersecting the first movement direction D1) of the internal sash 30. Guide to.
  • the tip end portion 721 of the arm plate 72 is guided in the first movement direction D1 in which the inner sash 30 moves with the opening / closing movement of the inner sash 30 by guiding the tip side pin 73 along the upper surface of the inclined guide portion 62. It is configured to be movable.
  • the tip portion 721 of the arm plate 72 is configured to be movable in the vertical direction while drawing an arc around the rotation axis J1 of the arm plate 72.
  • the tip portion 721 of the arm plate 72 is configured to be movable in the first moving direction D1 in which the internal sash 30 moves as the internal sash 30 moves to open and close, and the vertical direction Z (the first) of the internal sash 30. It is possible to move in one movement direction (intersection direction intersecting with D1).
  • the tip portion 721 of the arm plate 72 is guided downward by the weight of the tip portion 721 of the arm plate 72 when the tip side pin 73 is guided downward by the fall guidance communication portion 65.
  • the operation arm portion 70 attached to the internal sash 30 is moved in the first movement direction D1 toward the safety device main body 60.
  • the tip portion 721 of the arm plate 72 of the operation arm portion 70 is introduced into the safety device main body 60.
  • the tip portion 721 of the arm plate 72 introduced into the safety device main body 60 is in a state of being movable in the vertical direction while drawing an arc around the rotation axis J1 of the arm plate 72.
  • the tip portion 721 of the arm plate 72 of the operation arm portion 70 introduced into the safety device main body 60 has a tip side pin.
  • the collision plate 641 of the stopper portion 64 It collides with the collision portion 641a.
  • the collision portion 641a is a portion of the collision plate 641 of the stopper portion 64 on which a load is applied when the tip portion 721 of the arm plate 72 collides.
  • the rotation axis J1 of the base end of the arm plate 72 is arranged below the collision portion 641a of the collision plate 641 of the stopper portion 64. Has been done. Therefore, when the tip portion 721 of the arm plate 72 collides with the stopper portion 64, the tip portion 721 of the arm plate 72 is moved to the X2 side of the left-right direction X of the first movement path K1 to the stopper portion 64. A load acts diagonally upward in the state of collision. Further, the restricting portion 642 provided on the upper portion on the front side of the collision plate 641 restricts the tip portion 721 of the arm plate 72 from moving upward. As a result, the tip portion 721 of the arm plate 72 is unlikely to fall downward. Therefore, the state in which the tip portion 721 of the arm plate 72 collides with the stopper portion 64 is easily maintained, and the internal sash 30 is likely to be temporarily stopped.
  • the tip portion 721 of the arm plate 72 loosens the load acting on the diagonally upper side in a state of colliding with the stopper portion 64, and as shown in the lower figure of FIG. 10, the base end of the arm plate 72 due to its own weight.
  • the tip side pin 73 falls from the gap of the fall guidance communication portion 65 to the lower second movement path K2 through the fall guidance communication portion 65.
  • the tip portion 721 of the arm plate 72 is guided to the second movement path K2 on the lower side.
  • the tip portion 721 of the arm plate 72 is guided downward by the fall guidance communication portion 65, the tip portion 721 is guided downward by the own weight of the tip portion 721 of the arm plate 72.
  • the speed at which the shoji 30 temporarily stops or higher means, for example, a speed at which the shoji 30 closes vigorously if the safety device 10 does not exist.
  • the tip side pin 73 collides with the collision plate 641, so that the internal sash 30 vigorously collides with the vertical frame 24 of the frame body 20.
  • the shoji screen 30 is temporarily stopped.
  • the tip portion 721 of the arm plate 72 introduced into the safety device main body 60 is the first movement path K1. Moves along the upper surface of the inclined guide portion 62. Then, as shown in the lower part of FIG. 10, the tip end side pin 73 is downward from the gap of the fall induction communication portion 65, with the tip end portion 721 of the arm plate 72 not in contact with or in contact with the collision plate 641. By falling into the second movement path K2 on the side, the internal sash 30 is moved in the first movement direction D1 without stopping. As a result, the internal sash 30 is moved to the first moving direction D1 and closed as shown in the lower figure of FIG.
  • the speed slower than the predetermined speed at which the shoji 30 is closed without stopping means, for example, a speed slower than the speed at which the shoji 30 is vigorously closed when the shoji 30 is closed.
  • the tip portion 721 of the arm plate 72 does not vigorously collide with the collision plate 641 and the internal sash 30 does not stop. It is closed to.
  • the tip end side pin 73 may come into contact with the collision plate 641 and be guided by the fall guidance communication portion 65, or may be guided by the drop guidance communication portion 65 without contacting the collision plate 641. good.
  • the operation arm 70 When opening the internal sash 30, the operation arm 70 is moved in the second movement path K2 by moving the internal sash 30 in the second movement direction D2 from the closed position of the internal sash 30 shown in the upper part of FIG. , Moved in the second moving direction D2 and introduced into the return moving path K3.
  • the side pin 73 pushes up the inclined guide portion 62 from the lower side.
  • the tip end side pin 73 rotates the inclined guide portion 62 around the rotation axis J3 to open the path for moving from the return movement path K3 to the first movement path K1.
  • the shoji 30 can be moved in the second moving direction D2 to open the shoji 30.
  • the safety device 10 for the opening / closing device 1 of the present embodiment is configured to be rotatable around the rotation axis J1, is movable in the first moving direction D1 in which the internal obstacle 30 moves, and is movable in the vertical direction Z of the internal obstacle 30.
  • the tip portion 721 of the arm plate 72 collides with the stopper portion 64 and then guides the tip portion 721 of the arm plate 72 downward, so that the internal obstacle 30 is moved.
  • a drop guidance communicating portion 65 that guides the tip portion 721 of the arm plate 72 downward in front of the stopper portion 64 without stopping the opening / closing operation of the internal obstacle 30 when the movement is performed at a speed slower than a predetermined speed.
  • the rotation shaft J1 is arranged below the collision portion 641a in the stopper portion 64.
  • the rotation axis J1 which is the fulcrum of the arm plate 72 is arranged below the collision portion 641a, so that the tip portion 721 of the arm plate 72 collides with the collision portion 641a. Is less likely to move downward, so that the tip portion 721 of the arm plate 72 can be reliably held on the upper side, and safety can be improved. Therefore, it is possible to improve the certainty of the operation of the finger pinch prevention mechanism.
  • the tip portion 721 of the arm plate 72 is configured to collide with the collision portion 641a.
  • the arm plate 72 since the arm plate 72 itself collides with the collision portion 641a, it is not necessary to provide the arm plate 72 with another member for colliding with the collision portion 641a, so that the device can be miniaturized.
  • the arm plate 72 has a tip-side pin 73 that guides the tip end portion 721 of the arm plate 72 so as to move in the first movement direction D1 and the vertical direction Z, and the tip-side pin 73 is a pin. It is formed in a shape. As a result, by guiding the tip portion 721 of the arm plate 72 by the tip side pin 73, the tip portion 721 of the arm plate 72 can be smoothly moved in each path, so that the internal shoji 30 is smoothly moved. be able to.
  • the tip portion 721 of the arm plate 72 is guided downward by the weight of the tip portion 721 of the arm plate 72 when the tip portion 721 of the arm plate 72 is guided downward by the fall guidance communication portion 65. Therefore, with a simple configuration, the tip portion 721 of the arm plate 72 can be guided downward, and the shoji screen 30 can be guided to the second movement path K2 side.
  • the arm plate 72 of the safety device 10 is provided on the door side of the shoji screen 30, and the safety device main body 60 of the safety device 10 is provided on the end side of the upper frame 21 of the frame body 20 on the X1 side in the left-right direction. Therefore, it may be used as a safety device used when opening the internal sash 30 on the X1 side of the frame body 20 in the left-right direction.
  • the door body is composed of the internal shoji screen 30, but the present invention is not limited to this, and the door body may be composed of a frame and a door having no glass. Further, for example, the door body may be composed of a door.
  • the opening and closing device of the present disclosure can be used even when the electric part breaks down and the door is opened and closed manually. It can also be applied to a soft-close switchgear that closes gently when opening and closing.
  • the switchgear 1 is configured by a sliding window, but the present invention is not limited to this, and may be configured by, for example, a single sliding window.
  • the safety device main body 60 (stopper portion 64) is arranged on the end side of the upper frame 21 on the X2 side in the left-right direction X, and the operation arm portion 70 is arranged on the X2 side of the internal shoji 30 in the left-right direction X.
  • the safety device main body 60 (stopper portion 64) is arranged on the center side of the upper frame 21 in the left-right direction X
  • the operation arm portion 70 corresponds to the safety device main body 60 (stopper portion 64) in the left-right direction X of the internal shoji 30. It may be arranged at the position (for example, the center side of the left-right direction X of the internal sash 30).
  • the safety device main body 60 (stopper portion 64) is attached so as to temporarily stop the shoji (door body) at a position where the fingers are not pinched, but the present invention is not limited to this.
  • the mounting position of the stopper in the left-right direction By adjusting the mounting position of the stopper in the left-right direction, the position where the shoji is temporarily stopped can be adjusted. This makes it possible to prevent the fingers from being pinched by adjusting the mounting position of the stopper in the left-right direction so that the position where the shoji is temporarily stopped is a position that does not pinch the head or torso that is larger than the fingers. Instead, it can prevent the head and torso from being pinched.
  • the present invention is not limited to this.
  • the safety device main body 60 (stopper portion 64) By providing the safety device main body 60 (stopper portion 64) at a plurality of positions in the left-right direction, the internal shoji 30 may be temporarily stopped at a plurality of positions in the left-right direction.
  • the safety device main body 60 (stopper portion 64) at a plurality of positions in the left-right direction, the shoji can be temporarily stopped, for example, when the shoji is closed, the human body can be moved.
  • the shoji can be temporarily stopped at a position where it is not pinched, and even if the shoji moves further in the direction of closing, the shoji can be temporarily stopped at a position where the person's head is not pinched, and further inside from there. Even if the shoji moves in the closing direction, the shoji can be temporarily stopped at a position where the finger is not pinched. Therefore, by providing a plurality of safety device main bodies 60 (stopper portions 64) at a plurality of positions in the left-right direction, a plurality of parts such as a human finger, a head, and a torso are sandwiched between the shoji and the vertical frame. Can be prevented.
  • the safety device main body 60 (stopper portion 64) is provided at a plurality of locations, for example, the safety device main body 60 (stopper portion 64) is attached between the sliding doors of three or four sliding doors. This may prevent finger pinching between the sliding doors.
  • the tip side pin 73 is configured to be rotatable with the central axis as a rotation axis, but the present invention is not limited to this, and the tip end side pin 73 may be configured not to rotate.
  • the tip portion 721 of the arm plate 72 is configured to collide with the stopper portion 64, but the present invention is not limited to this.
  • a roller may be provided at the tip of the arm plate 72 so that the roller provided at the tip of the arm plate collides with the stopper portion.
  • the roller provided at the tip of the arm plate 72 may be configured as a pin for guiding the movement of the arm plate 72.
  • the L-shaped member 75 is composed of a member different from the operation side base member 71, but the present invention is not limited to this.
  • the L-shaped member 75 may be integrally configured with the operation-side base member 71 to form an L-shaped portion, protrusions, or the like on the operation-side base member 71.
  • the operation arm portion 70 is fixed to the internal sash 30 together with the reinforcing member 37 by a screw 701, but the present invention is not limited to this.
  • the operation arm portion 70 may be directly fixed to the internal sash 30 without providing the reinforcing member 37.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Wing Frames And Configurations (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

L'invention fournit un dispositif de sécurité pour dispositif d'ouverture et fermeture dans lequel la fiabilité du mouvement d'un mécanisme de prévention de pincement des doigts est améliorée.　Selon l'invention, ce dispositif de sécurité (10) pour dispositif d'ouverture et fermeture (1) est équipé : d'un élément bras (72) qui est configuré de manière à permettre la rotation d'un axe de rotation (J1) en son centre, et qui possède une partie déplacement (721), laquelle partie déplacement (721) tout en pouvant se déplacer dans une première direction de déplacement (D1) de déplacement d'un corps de porte (30), peut se déplacer dans une direction sécante (Z) sécante à la première direction de déplacement (D1) du corps de porte (30) ; d'une partie butée (64) avec laquelle la partie déplacement (721) entre en collision de manière à arrêter temporairement le mouvement d'ouverture et fermeture du corps de porte (30) dans le cas où le corps de porte (30) est déplacé à une vitesse prédéfinie ou supérieure à celle-ci ; et d'une partie guidage (65) qui guide la partie déplacement (721) dans la direction sécante (Z) après entrée en collision de la partie déplacement (721) avec la partie butée (64) dans le cas où le corps de porte (30) est déplacé à une vitesse prédéfinie ou supérieure à celle-ci, et qui guide la partie déplacement (721) dans la direction sécante (Z) à l'avant de la partie butée (64) sans arrêter le mouvement d'ouverture et fermeture du corps de porte (30) dans le cas où le corps de porte (30) est déplacé à une vitesse plus lente que la vitesse prédéfinie. L'axe de rotation (J1) est disposé en dessous d'une partie collision (641a) au niveau de la butée (64).
PCT/JP2021/046039 2020-12-28 2021-12-14 Dispositif de sécurité pour dispositif d'ouverture et fermeture WO2022145219A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020-219031 2020-12-28
JP2020219031A JP7403439B2 (ja) 2020-12-28 2020-12-28 開閉装置用の安全装置

Publications (1)

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WO2022145219A1 true WO2022145219A1 (fr) 2022-07-07

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PCT/JP2021/046039 WO2022145219A1 (fr) 2020-12-28 2021-12-14 Dispositif de sécurité pour dispositif d'ouverture et fermeture

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JP (1) JP7403439B2 (fr)
WO (1) WO2022145219A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020157319A1 (en) * 2001-04-27 2002-10-31 Ataul Haq Door slam child finger safety mechanism
JP2008280676A (ja) * 2007-05-08 2008-11-20 Aisin Seiki Co Ltd スライド式開閉体の挟み込み防止装置
JP2012072621A (ja) * 2010-09-29 2012-04-12 Ｙｋｋ Ａｐ株式会社 建具

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020157319A1 (en) * 2001-04-27 2002-10-31 Ataul Haq Door slam child finger safety mechanism
JP2008280676A (ja) * 2007-05-08 2008-11-20 Aisin Seiki Co Ltd スライド式開閉体の挟み込み防止装置
JP2012072621A (ja) * 2010-09-29 2012-04-12 Ｙｋｋ Ａｐ株式会社 建具

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JP7403439B2 (ja) 2023-12-22

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