WO2019003299A1 - Dispositif de porte de palier d'ascenseur - Google Patents

Dispositif de porte de palier d'ascenseur Download PDF

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Publication number
WO2019003299A1
WO2019003299A1 PCT/JP2017/023570 JP2017023570W WO2019003299A1 WO 2019003299 A1 WO2019003299 A1 WO 2019003299A1 JP 2017023570 W JP2017023570 W JP 2017023570W WO 2019003299 A1 WO2019003299 A1 WO 2019003299A1
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WO
WIPO (PCT)
Prior art keywords
door
landing
landing door
cam
closing direction
Prior art date
Application number
PCT/JP2017/023570
Other languages
English (en)
Japanese (ja)
Inventor
夏希 津谷
昌也 北澤
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2017/023570 priority Critical patent/WO2019003299A1/fr
Publication of WO2019003299A1 publication Critical patent/WO2019003299A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/06—Door or gate operation of sliding doors
    • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement

Definitions

  • the present invention relates to a landing door apparatus for an elevator provided at a landing doorway.
  • an elevator hall having a landing door that opens and closes a landing doorway, and a door closer having a weight connected to the landing door via a wire and pushing the landing door in the door closing direction using the weight of the weight.
  • a door device is known (see, for example, Patent Document 1).
  • Patent Document 1 Japanese Patent Application Publication No. 2006-347643
  • the present invention has been made to solve the problems as described above, and its object is to push the landing door in the door closing direction and reduce the load on the motor generating the driving force for moving the landing door.
  • An elevator landing door device that can be
  • a landing door apparatus for an elevator comprises a landing door that is displaced between a fully open position where the landing door is open and a fully closed position where the landing door is closed, and the landing door over the entire range of movement range of the landing door.
  • a door closer for pushing in the door closing direction and a door closing force enhancing device for pushing the landing door in the door closing direction are provided when the position of the landing door is on the fully closed position side of the movement range.
  • the landing door apparatus of the elevator there is a door closer that pushes the landing door in the closing direction over the entire area of the movement range of the landing door, and the case where the position of the landing door is on the fully closed position side in the movement range
  • the landing door strengthening device is provided to push the landing door in the door closing direction, the load on the motor generating the driving force for moving the landing door is reduced while pushing the landing door in the door closing direction.
  • FIG. 1 It is a front view which shows the landing door apparatus of the elevator which concerns on Embodiment 1 of this invention. It is an enlarged view which shows the principal part of the landing door apparatus of the elevator of FIG. It is a figure which shows the state which has separated the roller of FIG. 2 from the cam. It is a figure which shows the state which the roller of FIG. 3 contacted the 1st surface of a cam.
  • FIG. 5 shows the roller of FIG. 4 beyond the top of the cam. It is a figure which shows the state which the roller of FIG. 5 contacted the 2nd surface of a cam.
  • FIG. 1 is a front view showing a landing door apparatus for an elevator according to Embodiment 1 of the present invention.
  • the landing door apparatus of the elevator includes a header 1 provided above the landing door (not shown), a rail 2 provided in the header 1 and extending in the direction of the front, a pair of hangers 3 supported by the rails 2, and A landing door 5 rotatably supported on the hangers 3 and rolling on the rails 2 and fixed to the respective hangers 3 and displaced between a fully closed position for closing the landing doorway and a fully open position for opening the landing doorway And have.
  • the landing door device of the elevator is provided at the sill 6 provided at the landing and at the landing door 5, and is a locking device that detects that the landing door 5 is in the fully closed position and mechanically locks the landing door 5.
  • a door closer 8 for pushing the landing door 5 in the closing direction over the entire range of movement range of the landing door 5.
  • the sill 6 is formed with a sill (not shown) into which the legs of the landing door 5 are inserted.
  • the sill is arranged to extend in the frontage direction.
  • the door closer 8 has a wire 81 connected to the hanger 3 at one end and a weight 82 connected to the other end of the wire 81.
  • the door closer 8 is a weight-type door closer 8 that pushes the landing door 5 in the closing direction by utilizing the weight of the weight 82.
  • the door closer 8 is not limited to the weight-type door closer 8, but may be, for example, a spring-type or link-type door closer 8.
  • the landing door 5 has a pair of sliding doors 51.
  • one sliding door 51 in the pair of sliding doors 51 is taken as a first sliding door 51a
  • the other sliding door 51 is taken as a second sliding door 51b.
  • the first sliding door 51a and the second sliding door 51b move in mutually opposite directions in the frontage direction when the landing door 5 is displaced between the fully closed position and the fully open position.
  • the hanger 3 to which the first sliding door 51a is fixed among the pair of hangers 3 is taken as the first hanger 3a
  • the other hanger 3 to which the second sliding door 51b is fixed is taken as the second hanger 3b.
  • the lock device 7 and the door closer 8 are linked to the first sliding door 51a.
  • FIG. 2 is an enlarged view showing an essential part of a landing door apparatus of the elevator of FIG.
  • the landing door apparatus of the elevator further includes a door closing force enhancing device 9 that pushes the landing door 5 in the door closing direction when the position of the landing door 5 is on the fully closed position side in the movement range. More specifically, when the landing door 5 moves from the fully open position to the fully closed position and the landing door 5 is in front of the fully closed position, the door closing force enhancing device 9 more specifically Push in the door closing direction.
  • the door closing force enhancing device 9 is linked to the first sliding door 51a.
  • the door closing force enhancing device 9 has a cam 91 fixed to the header 1 and a lever 92 attached to the first hanger 3a.
  • the cam 91 is formed such that the front part in the front direction is positioned lower than the front end in the front direction. In other words, the cam 91 is formed in an inverted chevron shape.
  • the cam 91 has a top 911 provided at the middle in the front direction and serving as the lowermost end of the cam 91, a first surface 912 provided between the top 911 and the opening direction end of the cam 91, and a top 911 And a second surface 913 provided between the cam 91 and the end in the door closing direction.
  • the top portion 911 is disposed closer to the door closing direction than the center portion in the front opening direction of the cam 91.
  • the first surface 912 is formed on a slope that approaches the first hanger 3 a as it goes in the door closing direction.
  • the 2nd surface 913 is formed in the slope which leaves
  • a horizontal surface is not formed between the first surface 912 and the second surface 913.
  • the cam 91 does not have a horizontal surface between the first surface 912 and the second surface 913.
  • the angle of the first surface 912, which is the slope between the top 911 of the cam 91 and the end in the door opening direction, with respect to the horizontal plane is the second surface 913, which is the slope between the top 911 of the cam 91 and the door closing direction. Less than the angle to the horizontal plane. In other words, the angle of the second surface 913 to the horizontal surface is larger than the angle of the first surface 912 to the horizontal surface.
  • the lever 92 includes a bracket 921 fixed to the first hanger 3 a, a rotation shaft 922 provided on the bracket 921, and a lever main body 923 having one end connected to the rotation shaft 922 and rotating around the rotation shaft 922
  • a rotatable roller 924 is connected to the other end of the lever main body 923, a twist spring 925 which pushes the lever main body 923, and a stopper 926 which regulates the rotation of the lever main body 923.
  • the torsion spring 925 is provided across the rotation shaft 922 and one end of the lever main body 923. In other words, the torsion spring 925 is connected to the rotation shaft 922 and the portion of the lever main body 923 on the rotation shaft 922 side.
  • the roller 924 is disposed closer to the door closing direction than the rotation shaft 922.
  • the roller 924 is arranged to roll the cam 91.
  • the torsion spring 925 pushes the lever main body 923 so that the roller 924 is pressed from below onto the cam 91.
  • the lever 92 is not limited to the torsion spring 925, and may include other members that push the lever main body 923.
  • the stopper 926 regulates the movement of the roller 924 above the preset position.
  • FIG. 3 shows the roller 924 in FIG. 2 separated from the cam 91
  • FIG. 4 shows the roller 924 in FIG. 3 in contact with the first surface 912 of the cam 91
  • FIG. FIG. 6 is a view showing a state in which the roller 924 exceeds the top portion 911 of the cam 91
  • FIG. 6 is a view showing a state in which the roller 924 in FIG. 5 contacts the second surface 913 of the cam 91.
  • the first hanger 3a is in the direction in which the landing door 5 faces the door opening direction. , In the direction of arrow B shown in FIG.
  • the roller 924 When the roller 924 passes over the top 911 of the cam 91, the roller 924 contacts the second surface 913 of the cam 91. In this case, since the torsion spring 925 pushes the lever main body 923 in the direction in which the roller 924 moves upward, the first hanger 3a is in the direction in which the landing door 5 moves in the door closing direction, that is, the arrow C shown in FIG. It is pushed in the direction.
  • the stopper 926 regulates the rotation of the lever main body 923, and the force on the lever main body 923 by the torsion spring 925 is released. As a result, the force acting on the first hanger 3a in the direction in which the landing door 5 moves in the door closing direction is released.
  • the locking device 7 locks the landing door 5.
  • the door closer 8 that pushes the landing door 5 in the closing direction over the entire area of the movement range of the landing door 5;
  • the landing door 5 is reinforced with the door closing force enhancing device 9 that pushes the landing door 5 in the door closing direction.
  • the load on the motor that generates the driving force for moving the door 5 can be reduced.
  • the door closer 8 and the door closing force enhancing device 9 push the landing door 5 in the closing direction, the legs and the sill of the landing door 5 are generated by, for example, a draft pressure generated due to a large lifting stroke or wind pressure from the outside. Even if it is an environment where the landing door 5 is difficult to close due to an increase in the frictional force between the position 6 and the landing door 5, the position of the landing door 5 can be more reliably brought into the fully closed position.
  • the door closer 8 since the door closer 8, the door closing force enhancing device 9 and the lock device 7 are linked to the first sliding door 51a, the method of the landing door 5 does not depend on either the double opening method or the single opening method. The same door closer 8, the door closing force enhancing device 9 and the locking device 7 can be installed.
  • the pair of sliding doors 51 move in mutually opposite directions in the frontage direction, but the pair of sliding doors 51 may move in the same direction as each other in the frontal direction.

Landscapes

  • Elevator Door Apparatuses (AREA)

Abstract

La présente invention concerne un dispositif de porte de palier d'ascenseur qui peut pousser une porte de palier dans une direction de fermeture de porte et réduire ainsi la charge sur un moteur par lequel une force d'entraînement pour déplacer la porte de palier est générée. Ce dispositif de porte de palier d'ascenseur comprend : une porte de palier 5 qui est déplacée entre une position complètement ouverte dans laquelle l'entrée de palier est ouverte et une position complètement fermée dans laquelle l'entrée de palier est fermée ; un ferme-porte 8 qui pousse la porte de palier 5 dans la direction de fermeture de porte sur toute la plage de mouvement de la porte de palier 5 ; et un dispositif d'augmentation de force de fermeture de porte 9 qui pousse la porte de palier 5 dans la direction de fermeture de porte lorsque la position de la porte de palier 5 est sur le côté position complètement fermée dans la plage de mouvement.
PCT/JP2017/023570 2017-06-27 2017-06-27 Dispositif de porte de palier d'ascenseur WO2019003299A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/023570 WO2019003299A1 (fr) 2017-06-27 2017-06-27 Dispositif de porte de palier d'ascenseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/023570 WO2019003299A1 (fr) 2017-06-27 2017-06-27 Dispositif de porte de palier d'ascenseur

Publications (1)

Publication Number Publication Date
WO2019003299A1 true WO2019003299A1 (fr) 2019-01-03

Family

ID=64742815

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2017/023570 WO2019003299A1 (fr) 2017-06-27 2017-06-27 Dispositif de porte de palier d'ascenseur

Country Status (1)

Country Link
WO (1) WO2019003299A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5475544U (fr) * 1977-11-09 1979-05-29
US20140138188A1 (en) * 2011-06-28 2014-05-22 Siemens Aktiengesellschaft Elevator system
JP5953650B2 (ja) * 2011-03-10 2016-07-20 フジテック株式会社 戸閉力増強装置を備えた扉装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5475544U (fr) * 1977-11-09 1979-05-29
JP5953650B2 (ja) * 2011-03-10 2016-07-20 フジテック株式会社 戸閉力増強装置を備えた扉装置
US20140138188A1 (en) * 2011-06-28 2014-05-22 Siemens Aktiengesellschaft Elevator system

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