WO2012153410A1 - エレベータのドア開閉装置 - Google Patents

エレベータのドア開閉装置 Download PDF

Info

Publication number
WO2012153410A1
WO2012153410A1 PCT/JP2011/060913 JP2011060913W WO2012153410A1 WO 2012153410 A1 WO2012153410 A1 WO 2012153410A1 JP 2011060913 W JP2011060913 W JP 2011060913W WO 2012153410 A1 WO2012153410 A1 WO 2012153410A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive motor
upper frame
front surface
bracket
door opening
Prior art date
Application number
PCT/JP2011/060913
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
寛 柏倉
Original Assignee
フジテック株式会社
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 フジテック株式会社 filed Critical フジテック株式会社
Priority to JP2013513859A priority Critical patent/JP5733646B2/ja
Priority to PCT/JP2011/060913 priority patent/WO2012153410A1/ja
Priority to SG2013082664A priority patent/SG194841A1/en
Priority to CN201180070401.9A priority patent/CN103492306B/zh
Publication of WO2012153410A1 publication Critical patent/WO2012153410A1/ja
Priority to HK14100750.4A priority patent/HK1187589A1/zh

Links

Images

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 an elevator door opening / closing device that opens and closes a car door provided in an elevator car.
  • the elevator is provided with a hoistway 1 in the building, an entrance 2 is provided at a desired height position of the hoistway 1, a landing 3 is provided facing the entrance 2, and the elevator A landing door 4 is provided at the entrance 2, and a car 6 is provided in the hoistway 1 so that it can be raised and lowered by a driving device (not shown).
  • the car 6 is also provided with an entrance 7, and the car door is provided at the entrance 7. 8 is provided.
  • the general elevator is provided with an engaging portion 9 on the car door 8 so as to protrude toward the landing door 4, while being engaged with the landing door 4 so as to protrude toward the car door 8.
  • the engaging portion 9 and the engaged portion 5 are engaged, and the car door 8 is opened and closed by the door opening and closing device provided on the car 6 side. Accordingly, the landing door 4 is also opened and closed together.
  • this type of door opening and closing device includes a drive motor 30 attached to the upper surface of the upper frame 10 that extends along the opening direction (left and right direction in FIG. 13) of the entrance / exit 7 of the car 6, and the upper frame 10.
  • a speed reduction pulley 32 attached to one end of the front surface of the motor, and a speed reduction pulley 32 having a diameter larger than that of the motor pulley 31 attached to the drive shaft of the drive motor 30, and provided coaxially and integrally with the speed reduction pulley 32.
  • the door rail 11 is attached to the front surface of the upper frame 10, and the car door 8 has a pair of rollers 13 and 13 attached to the door hanger 12 placed on the door rail 11, thereby allowing the door rail 11 to pass through the door hanger 12.
  • the car door 8 is coupled to the drive belt 36 of the door opening / closing device via the door hanger 12 and the coupling tool 37 attached to the door hanger 12.
  • the motor pulley 31 is rotated by the drive motor 30, the rotation is transmitted to the speed reduction pulley 32 via the speed reduction belt 35, and the drive pulley 33 is rotated together with the speed reduction pulley 32.
  • the car door 8 reciprocates along the door rail 11 via the tool 37 and the door hanger 12, and the car door 8 is opened and closed.
  • one car door 8 is connected to one side of the drive belt 36 and the other car door 8 is connected to the other side of the drive belt 36. , 8 move in directions opposite to each other. That is, the elevator shown in FIG. 13 is a so-called center open type elevator in which the doorway 7 of the car 6 opens from the center.
  • the drive motor 30 is attached to the upper surface of the upper frame 10, there is a problem that the overall height of the car 6 is increased.
  • the drive motor 30 is disposed so as not to protrude upward from the upper surface of the upper frame 10.
  • the drive motor 30 is attached to the front surface of the upper frame 10 via a bracket, for example.
  • a method of arranging the drive motor 30 on the front side of the upper frame 10 is extremely effective.
  • the bracket extends from the upper frame to the front side.
  • the bracket can secure a distance between the drive pulley attached to the drive shaft of the drive motor and the front surface of the upper frame.
  • the drive motor is attached to the upper frame by being attached to one surface of a bracket formed in a flat plate shape using a bolt.
  • the drive belt is wound between the drive pulley and the driven pulley so as to rotate in a direction parallel to the entrance / exit opening direction. That is, the drive motor is provided at a position where the distance of the drive pulley from the front of the upper frame is equal to the distance of the driven pulley from the front of the upper frame, and in this state, the drive belt is between the drive pulley and the driven pulley. Wrapped around. For this reason, when the position of the drive pulley is shifted, the drive belt rotates unnecessarily with a part of the drive pulley or the driven pulley. The axial displacement between the driving pulley and the driven pulley contributes to the malfunction of the door opening and closing device such as the generation of abnormal noise.
  • the drive motor should be mounted at a precise position with respect to the bracket.
  • the attachment position of the drive motor is shifted according to the play of the bolt hole formed in the bracket. Therefore, the mounting of the drive motor to the bracket requires precise measurement of the mounting position of the drive motor. Therefore, a configuration that can suitably determine the position of the drive motor simply by attaching the drive motor to the bracket is desired.
  • the present invention has been made in view of such a problem, and provides an elevator door opening / closing device capable of suitably determining the position of a drive motor with respect to the front surface of an upper frame.
  • an elevator door opening / closing apparatus is an elevator door opening / closing device in which a car door is provided at an entrance / exit of a car, and a drive motor is connected to the car door via a transmission mechanism.
  • the drive motor is attached to the front of the upper frame provided above the entrance of the car via a bracket, and the position determining portion of the drive motor is in contact with the bracket so that the upper frame The position of the drive motor in an axial direction orthogonal to the front is determined.
  • the position of the drive motor is in contact with the bracket, so that the position of the drive motor in the axial direction perpendicular to the front is restricted with respect to the front of the upper frame.
  • the Therefore, the position of the drive motor in the axial direction orthogonal to the front surface of the upper frame can be suitably determined.
  • the position determining unit is in a direction perpendicular to a direction in which the car door opens and closes by contacting the bracket, and in a direction along the front of the upper frame. It is preferable that the position of the drive motor is determined.
  • the position of the drive motor in contact with the bracket restricts the position of the drive motor in the direction perpendicular to the direction in which the car door opens and closes and along the front of the upper frame. . Therefore, the position of the drive motor in the direction perpendicular to the direction in which the car door opens and closes with respect to the front surface of the upper frame and along the front surface of the upper frame can be suitably determined.
  • the position determination unit abuts on a front end of the bracket extended from the front of the upper frame, so that the drive in the axial direction perpendicular to the front of the upper frame is performed. It can be configured to determine the position of the motor.
  • the position of the drive motor in contact with the end of the bracket restricts the position of the drive motor in the axial direction perpendicular to the front of the upper frame. Therefore, the position of the drive motor in the axial direction orthogonal to the front surface of the upper frame can be suitably determined.
  • the position determining portion engages with a through-hole provided in the bracket extended from the front surface of the upper frame, so that the shaft is orthogonal to the front surface of the upper frame.
  • the position of the drive motor in the direction may be determined.
  • the position of the drive motor is engaged with the through hole provided in the bracket, whereby the position of the drive motor in the axial direction perpendicular to the front is restricted with respect to the front of the upper frame. Therefore, the position of the drive motor in the axial direction orthogonal to the front surface of the upper frame can be suitably determined.
  • the position determining unit extends from the front surface of the upper frame and abuts on one surface of the bracket that is bent in a direction along the front surface of the upper frame.
  • the position of the drive motor in the axial direction orthogonal to the front surface of the upper frame may be determined.
  • the drive motor position determining unit abuts on one surface of the bracket bent in the direction along the front surface of the upper frame, so that the drive motor in the axial direction perpendicular to the front surface of the upper frame is in contact with the front surface of the upper frame.
  • the position of is regulated. Therefore, the position of the drive motor in the axial direction orthogonal to the front surface of the upper frame can be suitably determined.
  • the position determining unit is in contact with a lower surface of the bracket extended from the front surface of the upper frame, so that the car door opens and closes in a direction orthogonal to the opening and closing direction. Then, the position of the drive motor in the direction along the front surface of the upper frame may be determined.
  • the position determining portion of the drive motor is in contact with the lower surface of the bracket extended from the front surface of the upper frame, so that the direction perpendicular to the direction in which the car door opens and closes with respect to the front surface of the upper frame.
  • the position of the drive motor in the direction along the front surface of the upper frame is restricted. Therefore, the position of the drive motor in the direction perpendicular to the direction in which the car door opens and closes with respect to the front surface of the upper frame and along the front surface of the upper frame can be suitably determined.
  • the position determining unit extends from the front surface of the upper frame and abuts on a front end of the bracket that is bent in a direction along the front surface of the upper frame.
  • the position of the drive motor in a direction perpendicular to the direction in which the car door opens and closes and along the front surface of the upper frame may be determined.
  • the position determining portion of the drive motor abuts on the tip of the bracket bent in the direction along the front surface of the upper frame, so that the direction orthogonal to the direction in which the car door opens and closes with respect to the front surface of the upper frame.
  • the position of the drive motor in the direction along the front of the upper frame is regulated. Therefore, the position of the drive motor in the direction perpendicular to the direction in which the car door opens and closes with respect to the front surface of the upper frame and along the front surface of the upper frame can be suitably determined.
  • the drive motor is directly connected to the drive pulley in the transmission mechanism, and the drive motor is arranged such that the drive pulley faces the front of the upper frame. It may be attached to the front.
  • the bracket is attached to the front surface of the upper frame in an inclined state around an axis orthogonal to the front surface of the upper frame, and the drive motor is attached to the lower surface of the bracket. May be.
  • the bracket has the inclined portion that is inclined with respect to the axial direction orthogonal to the front surface of the upper frame, and the drive motor is located on the lower side of the bracket.
  • the upper part, that is, the upper surface of the bracket is inclined. Even when the upper surface of the bracket is inclined as described above, the position of the drive motor is brought into contact with the bracket so that the position of the drive motor in the axial direction perpendicular to the front surface is suitable for the front surface of the upper frame. Can be determined.
  • the position of the drive motor in the axial direction perpendicular to the front surface can be suitably determined with respect to the front surface of the upper frame.
  • FIG. 1st Embodiment It is a front view of the elevator car which concerns on 1st Embodiment, Comprising: The state which closed the car door is shown.
  • the side view of the front side of the same car is shown.
  • the attachment state figure of the drive motor in the door opening / closing apparatus provided in the upper part of the same car is shown.
  • the principal part front view of the door opening and closing apparatus is shown.
  • the attachment state figure of the drive motor in the door opening and closing apparatus concerning a 2nd embodiment is shown.
  • the attachment state figure of the drive motor in the door opening and closing apparatus concerning a 3rd embodiment is shown.
  • the attachment state figure of the drive motor in the door opening and closing apparatus concerning a 4th embodiment is shown.
  • Drawing 9 (A) shows the attachment state figure of a drive motor
  • Drawing 9 (B) shows the A arrow view of a drive motor.
  • the attachment state figure of the drive motor concerning other embodiments is shown.
  • the attachment state figure of the drive motor concerning other embodiments is shown.
  • the cross-sectional top view of the conventional elevator is shown.
  • the front view of the elevator car is shown.
  • the elevator according to the present embodiment is a so-called side open type elevator in which the doorway 7 of the car 6 opens from the end. That is, the elevator according to the present embodiment has a structure in which the pair of car doors 8 and 8 move in the same direction, but one car door 8 moves more than the other car door 8.
  • One of the car doors 8 is generally called “first door” because it has a large amount of movement, that is, has a high moving speed.
  • the other car door 8 is generally called a “slow door” because it has a small amount of movement, that is, its movement speed is low.
  • “f” is added to the configuration related to the first door
  • s is added to the configuration related to the slow door.
  • the car door 8f is suspended from the door rail 11f via the door hanger 12f by placing a pair of rollers 13f and 13f attached to the door hanger 12f on the door rail 11f.
  • the car door 8s is suspended from the door rail 11s via the door hanger 12s by placing a pair of rollers 13s and 13s attached to the door hanger 12s on the door rail 11s.
  • the door rail 11 s is directly attached to the front surface of the upper frame 10.
  • the door rail 11 f is attached to the front surface of the upper frame 10 via the bracket 14. Accordingly, the door rail 11s is first arranged on the front surface of the upper frame 10, and then the door rail 11f is arranged. Therefore, the car door 8f is disposed at a position offset to the front side from the car door 8s. Therefore, when the car doors 8f and 8s are opened, the car doors 8f overlap with each other so that the car door 8s covers the car doors 8s.
  • the car door 8f is connected to a drive belt 36 of a door opening / closing device via a door hanger 12f and a connector 37 attached to the door hanger 12f, as in the center open type.
  • the car door 8s is connected to the car door 8f via a speed reduction mechanism.
  • the speed reduction mechanism is an arm 15 that extends along the opening direction of the entrance / exit 7 of the car 6, the arm 15 attached to the door hanger 12 s of the car door 8 s, and the arm 15 attached to one end side and the other end side of the arm 15.
  • the car door 8f is connected to the speed reduction wire 17 of the speed reduction mechanism via a door hanger 12f and a connector 38 attached to the door hanger 12f.
  • each of the car doors 8f and 8s is provided with a guide shoe 19 at the lower end thereof.
  • the guide shoe 19 is fitted into a groove formed in the car sill (car floor surface) 20, and slides in the groove as the car doors 8f and 8s are opened and closed.
  • the door opening and closing apparatus includes a drive motor 30 disposed on one end of the front surface of the upper frame 10, a drive pulley 33 attached to a drive shaft of the drive motor 30, and the upper frame 10.
  • a driven pulley 34 attached to the other end of the front surface, and a drive belt 36 composed of an endless belt wound around the drive pulley 33 and the driven pulley 34 are provided.
  • the drive motor 30 is attached to the front surface of the upper frame 10 via a bracket 39 as shown in FIGS. Therefore, the overall height of the car 6 can be reduced as compared with the conventional door opening and closing device in which the drive motor 30 is attached to the upper surface of the upper frame 10.
  • the drive motor 30 is a so-called direct drive in which the housing is formed in a substantially circular shape and the drive pulley 33 is directly connected to the drive shaft. Therefore, each configuration of the motor pulley 31, the speed reduction pulley 32, and the speed reduction belt 35 in the conventional door opening and closing device can be eliminated, so that maintainability can be improved and the number of parts can be reduced to reduce man-hours and costs. it can.
  • the bracket 39 includes a base portion 39a and a first extension portion 39b connected to the base portion 39a and extending from the base portion 39a.
  • the base 39a has a flat plate shape
  • the first extending portion 39b has a flat plate shape.
  • the base end of the first extension portion 39b is connected to the tip of the base portion 39a (so as to be orthogonal). That is, the bracket 39 has an L-shaped cross section.
  • the bracket 39 is attached to the front surface of the upper frame 10 by the fastener 40 by passing a bolt through the through hole and the through hole also formed in the upper frame 10 and tightening the nut.
  • a plurality of through holes are formed in a square shape at intervals.
  • Through holes are also formed at appropriate locations in the first extension 39b.
  • a plurality of through holes are formed at intervals in the drive shaft direction of the drive motor 30.
  • the drive motor 30 When the drive motor 30 is attached to the bracket 39 using bolts, the drive motor 30 is provided with a position determining unit 41 that determines the attachment position of the drive motor 30 with respect to the front surface of the upper frame 10.
  • the position determination unit 41 is provided for the purpose of precisely determining the position of the drive motor 30 with respect to the front surface of the upper frame 10.
  • the position determining unit 41 is provided integrally with the housing of the drive motor 30.
  • the position determining unit 41 has an axial position determining unit 41a that determines the mounting position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10, and the front surface of the upper frame 10.
  • a direction along the front more specifically, a direction perpendicular to the direction in which the car door 8 opens and closes, and a vertical position determining unit 41b that determines the mounting position of the drive motor 30 in the direction along the front of the upper frame 10.
  • the axial position determination unit 41 a has a predetermined length in a direction along the front surface of the upper frame 10 (that is, a direction orthogonal to the drive shaft of the drive motor 30) on the contact surface of the drive motor 30 attached to the bracket 39. Protrusively provided.
  • the axial position determining unit 41 a has a surface that comes into contact with the tip of the first extending portion 39 b of the bracket 39.
  • the axial position determining portion 41 a is provided in accordance with two corners on the contact surface of the drive motor 30 attached to the bracket 39 and is square in the direction along the upper frame 10. Protrusively provided.
  • each of the two axial position determination units 41 a is parallel to the front surface of the upper frame 10 and is equidistant from the front surface of the upper frame 10. It has an opposing surface.
  • the axial position determining unit 41a is in front of the front of the upper frame 10 by contacting the tip of the first extension 39b of the bracket 39 in a direction perpendicular to the front of the upper frame 10.
  • the position of the drive motor 30 in the orthogonal axial direction is regulated.
  • the axial direction position determination part 41a can determine the position of the drive motor 30 in the axial direction orthogonal to the front surface, more specifically, the position of the drive pulley 33 with respect to the front surface of the upper frame 10.
  • the vertical position determination unit 41 b is provided as a contact surface of the drive motor 30 attached to the bracket 39. That is, the vertical position determining portion 41 b is provided as a contact surface of the drive motor 30 attached to the lower surface of the first extension portion 39 b of the flat bracket 39.
  • the vertical position determining unit 41b is in contact with the lower surface of the first extension 39b, so that the vertical position determining unit 41b is perpendicular to the direction in which the car door 8 opens and closes with respect to the front surface of the upper frame 10.
  • the position of the drive motor 30 in the direction along the front is regulated.
  • the vertical position determination unit 41b is a direction orthogonal to the direction in which the car door 8 opens and closes with respect to the front surface of the upper frame 10, and the position of the drive motor 30 in the direction along the front surface, more specifically, The position of the drive pulley 33 can be determined.
  • the drive pulley 33 and the driven pulley 34 can be adjusted in parallel with respect to the opening / closing direction of the car door 8, and the drive belt 36 can be adjusted in parallel.
  • the drive motor 30 is attached to the lower surface of the bracket 39 by the fastener 42 in a state where the axial position determining portion 41a and the vertical position determining portion 41b are in contact with the bracket 39. Specifically, in the state where the axial position determining portion 41 a and the vertical position determining portion 41 b are in contact with the bracket 39, the through hole formed in the first extending portion 39 b and the housing of the drive motor 30 are provided. Bolts are screwed into the formed female threads. Thereby, the drive motor 30 is attached and fixed to the lower surface of the bracket 39. In the present embodiment, the drive pulley 30 is positioned to face the front of the upper frame 10 by attaching the drive motor 30 to the front of the upper frame 10.
  • the position determining unit 41 is driven only by the axial position determining unit 41a and the vertical position determining unit 41b contacting the first extending portion 39b of the bracket 39.
  • the position of the motor 30 can be regulated. That is, the position determining unit 41 opens and closes the car door 8 with respect to the front surface of the upper frame 10 and the axial direction orthogonal to the front surface of the upper frame 10 simply by contacting the first extending portion 39b of the bracket.
  • the position of the drive motor 30 in the direction orthogonal to the direction and along the front surface can be regulated.
  • the axial position determining unit 41a and the vertical position determining unit 41b preferably determine the position of the drive motor 30 with respect to the front surface of the upper frame 10. it can.
  • the drive pulley 33 can be precisely positioned in accordance with the position of the driven pulley 34.
  • the bracket 39 in the present embodiment is different from the bracket 39 in the first embodiment in that it further includes a second extending portion 39c bent from the first extending portion 39b.
  • the base end of the second extension 39c is connected to the tip of the first extension 39b (so as to be orthogonal).
  • the second extending portion 39c has its tip extending toward the upper portion of the car door 8 (upward in the drawing in FIG. 6).
  • the bracket 39 is formed in an S-shaped cross section.
  • through holes are formed at appropriate locations for the purpose of attaching the drive motor 30 to the bracket 39.
  • a plurality of through holes may be formed in the first extension portion 39b and the second extension portion 39c at intervals in the opening / closing direction of the car door 8.
  • the drive motor 30 in the present embodiment is different from the drive motor 30 in the first embodiment in the shape of the axial position determination unit 41a and the contact portion of the position determination unit 41 with the bracket 39.
  • the axial position determining unit 41a has a thickness that can form an internal thread in the axial direction orthogonal to the front surface of the upper frame 10. And the axial direction position determination part 41a has the width
  • the axial position determining unit 41 a has a contact surface that contacts the second extending portion 39 c parallel to the front surface of the upper frame 10. The abutting surface abuts against the front surface of the second extending portion 39c, so that the axial position determining portion 41a regulates the position of the drive motor 30 in the axial direction perpendicular to the front surface with respect to the front surface of the upper frame 10. . Therefore, the axial position determination unit 41a can determine the position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10, more specifically, the position of the drive pulley 33.
  • the drive motor 30 has a lower surface of the first extending portion 39b and a front surface of the second extending portion 39c. Attached to and fixed. Specifically, with the axial position determining portion 41a and the vertical position determining portion 41b in contact with the bracket 39, through holes formed in the first extending portion 39b and the second extending portion 39c, Bolts are screwed into female threads formed in the housing of the drive motor 30. Accordingly, the drive motor 30 is attached and fixed to the lower surface of the first extension portion 39b and the front surface of the second extension portion 39c by the fastener 42.
  • the axial position determining unit 41a is in contact with the second extending portion 39c.
  • the work efficiency of the work of attaching the drive motor 30 to the bracket 39 can be increased.
  • the through hole formed in the first extension portion 39b and the through hole formed in the second extension portion 39c have different opening directions. Accordingly, the drive motor 30 can be temporarily attached to the bracket 39 using any of the through holes according to the work position. Therefore, the drive motor 30 can be easily and precisely attached to the bracket 39 regardless of the work position.
  • FIG. 12 and 13 a third embodiment of the elevator door opening and closing apparatus according to the present invention will be described with reference to FIG.
  • the same or corresponding components as those in the prior art shown in FIGS. 12 and 13 are denoted by the same reference numerals.
  • the configuration other than the position determining unit 41 and the bracket 39 is the same as the configuration in the second embodiment, and thus the description in the present embodiment is omitted.
  • the bracket 39 according to the present embodiment is different from the bracket 39 according to the second embodiment in that a through hole is not formed in the first extending portion 39b.
  • the other points are the same as those of the bracket 39 in the second embodiment, and thus the description thereof is omitted.
  • the drive motor 30 in the present embodiment is different from the drive motor 30 in the second embodiment in that a female screw is not provided in the vertical position determination unit 41b. Since other points are the same as those of the drive motor 30 in the second embodiment, the description thereof is omitted.
  • the door opening and closing apparatus in addition to the effects in the first embodiment, it can be more easily confirmed that the lower position determining portion 41b is in contact with the upper second extending portion 39c. Moreover, since the number of the fasteners 42 can be reduced compared with 2nd Embodiment, while being able to reduce cost more, working efficiency can be improved.
  • FIG. 12 and 13 the same or corresponding components as those in the prior art shown in FIGS. 12 and 13 are denoted by the same reference numerals.
  • the configuration of the drive motor 30 other than the position determination unit 41 and the bracket 39 is the same as the configuration in the third embodiment, detailed description in the present embodiment is omitted.
  • the first extending portion 39b is configured to be shorter in the axial direction perpendicular to the front surface of the upper frame 10 than in the bracket 39 in the third embodiment. It is different in point. The other points are the same as those of the bracket 39 in the third embodiment, and thus the description thereof is omitted.
  • the axial position determining unit 41a in the present embodiment is different from the axial position determining unit 41a in the third embodiment in that the thickness is the same as the thickness of the housing. Specifically, the axial position determining unit 41a differs from the front surface of the upper frame 10 in that the thickness is the same as the thickness of the housing in the axial direction orthogonal to the front surface. The other points are the same as those of the axial position determination unit 41a in the third embodiment, and thus the description thereof is omitted.
  • the vertical position determination unit 41b in the present embodiment is a predetermined position in the axial direction orthogonal to the front surface of the upper frame 10 on the surface of the axial position determination unit 41a facing the front surface of the upper frame 10. , Projecting at a predetermined length.
  • the vertical position determining portion 41 b has a contact surface that contacts the tip of the second extending portion 39 c of the bracket 39 parallel to the opening / closing direction of the car door 8.
  • the vertical position determining portion 41b is provided to project in a square shape on the surface of the axial position determining portion 41a that faces the front of the upper frame 10.
  • the vertical position determining unit 41 b is provided adjacent to the upper surface of the car door 8 on the surface of the axial position determining unit 41 a attached to the bracket 39.
  • the vertical position determining portion 41b abuts on the tip of the second extending portion 39c, so that the direction perpendicular to the direction in which the car door 8 opens and closes with respect to the front of the upper frame 10.
  • the position of the drive motor 30 in the direction along the front is regulated.
  • the vertical position determination unit 41b is a direction orthogonal to the direction in which the car door 8 opens and closes with respect to the front surface of the upper frame 10, and the position of the drive motor 30 in the direction along the front surface, more specifically, The position of the drive pulley 33 can be determined.
  • the axial position determining unit 41a and the vertical position determining unit 41b are in contact with the second extending portion 39c. It can be confirmed more easily. Moreover, since the number of the fasteners 42 can be reduced compared with 2nd Embodiment, cost can be reduced more. Furthermore, since the attachment work can be performed in a state in which the vertical position determination part 41b is in contact with the tip of the second extension part 39c by gravity, the work efficiency in the attachment work can be increased.
  • FIG. 12 a fifth embodiment of an elevator door opening and closing device according to the present invention will be described with reference to FIG.
  • the same or corresponding components as those in the prior art shown in FIGS. 12 and 13 are denoted by the same reference numerals.
  • the configuration of the drive motor 30 other than the axial position determination unit 41a and the bracket 39 is the same as the configuration in the first embodiment, a detailed description in this embodiment is omitted.
  • the bracket 39 in the present embodiment is different from the bracket 39 in the first embodiment in that the first extending portion 39b has a through hole 39d that engages with the position determining portion 41.
  • the through hole 39d is provided in accordance with the position of the axial position determining unit 41a on the upper surface of the drive motor 30.
  • two through holes 39d are provided on the upper surface of the drive motor 30 in accordance with the positions of the two axial position determining portions 41a.
  • the through hole 39d is provided as a square hole. Since other points are the same as those of the first extension 39b in the first embodiment, the description thereof is omitted.
  • the axial position determining portion 41a in the present embodiment is different from the axial position determining portion 41a in the first embodiment in that it is provided in accordance with the position of the through hole 39d provided in the first extending portion 39b.
  • the axial position determination unit 41 a is provided on each of two corners adjacent to the surface of the drive motor 30 facing the front of the upper frame 10 on the surface of the drive motor 30 attached to the bracket 39.
  • Each of the two axial position determining portions 41 a protrudes in a square shape from the upper surface of the drive motor 30 that contacts the bracket 39.
  • the two axial position determining portions 41a have the same or smaller cross-sectional area with respect to the cross-sectional area of the through hole 39d of the first extending portion 39b.
  • each of the two axial position determining portions 41a is inserted into the through hole 39d of the first extending portion 39b by the contact of the upper surface of the drive motor 30 with the bracket 39, and further the first extending portion It protrudes from the opening on the upper surface of the part 39b.
  • Each of the two axial position determining portions 41a comes into contact with one of the surfaces in the through hole 39d in the axial direction orthogonal to the front surface of the upper frame 10. Thereby, each of the two axial position determination units 41 a regulates the position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10. Therefore, the axial position determination unit 41a determines the position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10, more specifically, the position of the drive pulley 33.
  • the axial direction is formed on the surface in the through hole 39d in the axial direction perpendicular to the front surface of the upper frame 10. It can be easily confirmed that the position determining unit 41a is in contact. Therefore, the drive motor 30 can be attached to the bracket 39 while confirming the precise position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10.
  • the elevator door opening and closing device according to the present invention is not limited to the above embodiment, and various modifications can be made without departing from the gist of the present invention.
  • the bracket 39 may be attached to the front surface of the upper frame 10 in an inclined state about an axis orthogonal to the front surface of the upper frame 10. More specifically, the bracket 39 is arranged so that the mounting portion on the front surface of the upper frame 10 is disposed on the inner side (closer to the entrance / exit 7) than the opening line L that defines the opening width of the entrance / exit 7 of the car 6. 10 may be attached to the front. Specifically, the bracket 39 is configured so that all of the plurality of fasteners 40,... For fixing the bracket 39 to the front surface of the upper frame 10 are disposed on the inner side (closer to the entrance / exit 7) than the opening line L. It may be attached to the front surface of the upper frame 10.
  • the mounting portion of the drive motor 30 may also be disposed on the inner side (closer to the entrance / exit 7) than the opening line L.
  • all of the plurality of fasteners 42 for fixing the drive motor 30 to the bracket 39 may be arranged on the inner side (closer to the entrance / exit 7) than the opening line L.
  • the bracket 39 has an attachment portion (attachment portion by the fastener 40) on the front surface of the upper frame 10 and an attachment portion (attachment portion by the fastener 42) of the drive motor 30 on the inner side of the opening line L.
  • the drive motor 30 is removed from the bracket 39 by being attached to the front surface of the upper frame 10, or a subsequent operation of removing the bracket 39 from which the drive motor 30 has been removed from the front surface of the upper frame 10. Is possible from the landing 3 with the landing door 4 open. Therefore, the work efficiency of such work can be increased.
  • the bracket 39 can be suitably prevented from being used as a scaffold.
  • the drive motor 30 may be attached to the upper surface of the first extension 39b of the bracket 39 as shown in FIG.
  • the mounting position of the drive motor 30 on the bracket 39 is precisely determined only by the axial position determining portion 41a and the vertical position determining portion 41b coming into contact with the bracket 39. To be determined.
  • the drive motor 30 can be mounted on the bracket 39 with the drive motor 30 mounted on the upper surface of the first extension 39b and the position of the drive motor 30 determined, the work efficiency of such work can be improved. it can.
  • the outer shape of the drive motor 30 (the outer shape of the housing) is circular, when the maintenance person gets on the car 6 during maintenance of the elevator, even if he / she tries to put his / her foot on the upper surface of the bracket 39, I can't call. Since the maintenance staff avoids such a state, the bracket 39 can be suitably prevented from being used as a scaffold.
  • the drive motor 30 has a slit that can accommodate the tip of the first extending portion 39 b or the second extending portion 39 c, and the slit functions as the position determining portion 41.
  • the position determining unit 41 may have a slit that can accommodate the tip of the first extending portion 39 b in the extending direction of the first extending portion 39 b.
  • the position determining unit 41 accommodates the front end of the first extension portion 39b in the slit, and abuts the front end of the first extension portion 39b at the bottom of the slit, so that The position of the drive motor 30 in the axial direction orthogonal to can be accurately determined.
  • the drive motor 30 is maintained at the determined position by the upper surface of the first extension portion 39b accommodated in the slit and the inner surface of the slit, the work efficiency of the operation of attaching the drive motor 30 to the bracket 39 is improved. Can be increased.
  • the position determining unit 41 has a slit that can accommodate the tip of the second extending portion 39c in the extending direction of the second extending portion 39c, so that the bracket 39 The work efficiency of the work of attaching the drive motor 30 to the can be increased.
  • the base end portion of the second extending portion 39c is connected in the direction of the car door 8 (perpendicularly) from the distal end of the first extending portion 39b, so that the substantially U-shaped cross section is obtained. It may be formed in a shape.
  • the drive motor 30 may have a slit in the upper surface for accommodating the tip of the second extending portion 39c, and the slit may be used as the axial position determining portion 41a.
  • the slit may be provided in a direction along the front surface of the upper frame 10 from the upper surface of the drive motor 30. According to such a configuration, the position of the drive motor 30 in the axial direction orthogonal to the front surface with respect to the front surface of the upper frame 10 can be accurately determined only by housing the tip portion of the second extending portion 39c.
  • the front surface of the drive motor 30 may be brought into contact with the surface of the second extending portion 39c that faces the front surface of the upper frame 10. Even in such a configuration, the position of the drive motor 30 in the axial direction orthogonal to the front surface of the upper frame 10 can be accurately determined.
  • the side open type is adopted, but the center open type may be used like the conventional elevator. Further, the side open type may be an elevator to which three or more car doors 8 are attached instead of the two car doors 8 and 8, and the center open is also 2 on each side. A plurality of car doors 8 and 8 may be provided.
  • the drive shaft of the drive motor 30 is directly connected to the drive pulley 33 that rotates the drive belt 36.
  • the drive motor 30 is connected to the drive pulley 33.
  • the motor pulley is attached to the drive shaft of the drive motor 30, the speed reduction pulley is coaxially and integrally attached to the drive pulley 33, and the speed reduction belt is wound between the motor pulley and the speed reduction pulley.
  • a mechanism such as a door opening / closing device may be used.
  • a combination of the drive pulley 33, the driven pulley 34, the drive belt 36, and the coupling tool 37 is employed as a transmission mechanism that transmits the driving force of the drive motor 30 to the car door 8.
  • a known transmission mechanism such as a link mechanism can be employed.
  • the housing of the drive motor 30 is formed in a circular shape, but is not strictly circular and includes a polygon such as an ellipse, a hexagon, an octagon, and the like.
  • the upper frame 10 includes the vertical portion 10a and the horizontal portion 10b extending from the upper end of the vertical portion 10a to the back side.
  • the horizontal portion 10b may not be provided. .
  • the direction in which the first extending portion 39b extends from the upper frame 10 is not limited to the direction orthogonal to the front surface of the upper frame 10, and any direction can be used as long as the direction is the car door 8 direction. There may be.

Landscapes

  • Elevator Door Apparatuses (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
PCT/JP2011/060913 2011-05-12 2011-05-12 エレベータのドア開閉装置 WO2012153410A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2013513859A JP5733646B2 (ja) 2011-05-12 2011-05-12 エレベータのドア開閉装置
PCT/JP2011/060913 WO2012153410A1 (ja) 2011-05-12 2011-05-12 エレベータのドア開閉装置
SG2013082664A SG194841A1 (en) 2011-05-12 2011-05-12 Elevator door opening/closing device
CN201180070401.9A CN103492306B (zh) 2011-05-12 2011-05-12 电梯的门开闭装置
HK14100750.4A HK1187589A1 (zh) 2011-05-12 2014-01-24 電梯的門開閉裝置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/060913 WO2012153410A1 (ja) 2011-05-12 2011-05-12 エレベータのドア開閉装置

Publications (1)

Publication Number Publication Date
WO2012153410A1 true WO2012153410A1 (ja) 2012-11-15

Family

ID=47138909

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/060913 WO2012153410A1 (ja) 2011-05-12 2011-05-12 エレベータのドア開閉装置

Country Status (5)

Country Link
JP (1) JP5733646B2 (zh)
CN (1) CN103492306B (zh)
HK (1) HK1187589A1 (zh)
SG (1) SG194841A1 (zh)
WO (1) WO2012153410A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102320541B1 (ko) * 2021-04-26 2021-11-01 정광용 엘리베이터 도어 개폐장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5284837A (en) * 1976-03-15 1977-07-14 Matsushita Electric Works Ltd Device for fitting driving components of automatic door
JPS57117407U (zh) * 1981-01-14 1982-07-21
JPS58143961U (ja) * 1982-03-24 1983-09-28 三菱電機株式会社 エレベ−タかごのドア−装置
JP2001187681A (ja) * 2001-06-06 2001-07-10 Mitsubishi Electric Corp エレベータのかごドア装置
JP2003034479A (ja) * 2001-07-23 2003-02-07 Hitachi Ltd エレベータ用ドア装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5835898B2 (ja) * 1981-01-12 1983-08-05 日精株式会社 コンベア搬送方式における搬送物品のストレ−ジシステム
JP2006160420A (ja) * 2004-12-06 2006-06-22 Mitsubishi Electric Corp エレベーターのかごドア駆動装置
CN100572251C (zh) * 2006-07-17 2009-12-23 上海三菱电梯有限公司 电梯轿厢门机装置
KR20090022262A (ko) * 2007-08-30 2009-03-04 오티스 엘리베이터 컴파니 엘리베이터 도어 구동장치
JP2010173768A (ja) * 2009-01-28 2010-08-12 Toshiba Elevator Co Ltd エレベータドア用ドア装置
CN201756394U (zh) * 2010-06-30 2011-03-09 杭州西子孚信科技有限公司 电梯轿厢门用永磁门机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5284837A (en) * 1976-03-15 1977-07-14 Matsushita Electric Works Ltd Device for fitting driving components of automatic door
JPS57117407U (zh) * 1981-01-14 1982-07-21
JPS58143961U (ja) * 1982-03-24 1983-09-28 三菱電機株式会社 エレベ−タかごのドア−装置
JP2001187681A (ja) * 2001-06-06 2001-07-10 Mitsubishi Electric Corp エレベータのかごドア装置
JP2003034479A (ja) * 2001-07-23 2003-02-07 Hitachi Ltd エレベータ用ドア装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102320541B1 (ko) * 2021-04-26 2021-11-01 정광용 엘리베이터 도어 개폐장치

Also Published As

Publication number Publication date
JP5733646B2 (ja) 2015-06-10
CN103492306B (zh) 2015-08-05
JPWO2012153410A1 (ja) 2014-07-28
CN103492306A (zh) 2014-01-01
SG194841A1 (en) 2013-12-30
HK1187589A1 (zh) 2014-04-11

Similar Documents

Publication Publication Date Title
US7549514B2 (en) Elevator for large loads
JP5524265B2 (ja) ホーム柵
JPWO2020179911A1 (ja) ドア用係合装置
JPWO2008114344A1 (ja) エレベータの出入口装置
JP2015123792A (ja) ドア開閉装置
JP2010208761A (ja) エレベータのかごドア装置
WO2012153410A1 (ja) エレベータのドア開閉装置
JP2011207570A (ja) エレベータのかごドア駆動装置
JP5448130B2 (ja) エレベータのドア開閉装置
JP5572500B2 (ja) エレベータ用ドアの移動規制具
JP6312764B2 (ja) コード保持具
JP5574245B2 (ja) エレベータのドア開閉装置
JP2012218897A (ja) エレベータ
KR102217624B1 (ko) 다중 슬라이딩 전동도어
JP2005041620A (ja) エレベータ乗りかごの出入り口装置
CN112188989B (zh) 电梯的轿厢门装置
KR200424974Y1 (ko) 타이밍벨트 이탈방지부재가 구비된 슬라이딩도어
JP2011144007A (ja) エレベータのドア装置
JP6889868B2 (ja) エレベータ用ドア装置
JPWO2002046084A1 (ja) エレベータ用ドア装置
KR102625667B1 (ko) 레일 및 무레일 겸용 슬라이딩 도어장치
JPH08143250A (ja) エレベータ
JP7296063B1 (ja) エレベータのかごドア検出装置
WO2021240669A1 (ja) エレベーターのドア外れ防止装置
JP7457931B1 (ja) エレベータのドア装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11865168

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2013513859

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11865168

Country of ref document: EP

Kind code of ref document: A1