JP2016034873A - Elevator device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an elevator device which unfailingly inhibits lifting of door panels and removal of the door panels from a floor sill which results from the lifting even if collision occurs to the door panels in a closed state.SOLUTION: A hall door device 12 is provided at an entrance 12 between a hoistway 3 and each story landing 11. The hall door device 12 has door panels 2a, 2b which may move along an opening surface of the entrance 12. Guide shoes 21a, 21b provided at lower end parts of the door panels 2a, 2b engage with a hall sill 22. Sill side engagement members 32, which engage with panel side engagement members 31 provided at the door panels 2a, 2b side and inhibit lifting of the door panels 2a, 2b in a closed state of the door panels 2a, 2b, are provided at the hall sill 22 side.SELECTED DRAWING: Figure 3

Description

  Embodiments of the present invention relate to an elevator apparatus in which a hold door device is provided at a boarding / exit between a hoistway where a car goes up and down and a landing on each floor.

  Each floor platform (hereinafter referred to as an elevator hall) on each floor of the building is provided with entrances leading to a hoistway where the car ascends and descends, and hold door devices are installed at these entrances.

  The hold door device has a door panel that is provided so as to be movable along the opening surface to open and close the entrance. Further, a hole sill (sill member) is provided along the lower side of the entrance and exit, and engages with a guide shoe provided at the lower edge of the door panel to guide the door panel along the opening / closing direction.

  On the other hand, a car that moves up and down in the hoistway has a doorway on the front surface, and a car door device is installed at this doorway. And when the car moves to the predetermined floor and landed, the car door device and the hold door device open in conjunction with each other, so passengers can get on and off between the elevator hall and the car It becomes.

  As described above, such a hold-a device is configured to open in conjunction with the car door device when the car is moved to a predetermined floor in the hoistway and landed. The floor holder device on which the car is not landed is firmly locked in the closed state by the lock mechanism so that the door panel is not in the open state. For this reason, it is configured so that the elevator hall in which the passenger car is not landing is erroneously opened, and the fall from the elevator hall into the hoistway is surely prevented.

JP 2012-218882 A

  In such an elevator apparatus, it is conceivable that a passenger in an elevator hall where the passenger car is not landed collides with the closed door panel for some reason in a body contact state for some reason. In such a case, the door panel itself is locked in the closed state by the lock mechanism, but the door panel is bent and deformed by a strong collision pressure, and the lower edge portion thereof is lifted, and the guide shoe may come off the floor sill. If the door panel is disengaged from the floor sill, this situation must be reliably prevented, as it can lead to falling into the hoistway.

  An object of the present invention is to provide an elevator apparatus that can reliably prevent the door panel from being lifted and coming off the floor sill due to the collision with the closed door panel.

  An elevator apparatus according to an embodiment of the present invention is an elevator apparatus in which a hold door device is provided at each entrance between a hoistway where a car goes up and down and each floor platform, and the hold door device includes A door panel movably provided along an opening surface thereof to open and close the entrance and exit, and provided along a lower side of the entrance and exit, and engaged with a guide shoe provided at a lower edge of the door panel, There is a hole sill that guides the door panel along the opening / closing direction, and in the closed state of the door panel, the hole sill is engaged with a panel side engaging member provided on the door panel side to lift the door panel. A sill-side engaging member for blocking is provided.

  According to the above configuration, even when a collision with the door panel in the closed state occurs, the door panel can be reliably prevented from being lifted and coming off from the floor sill.

It is a block diagram of the elevator apparatus which concerns on one Embodiment of this invention. It is a front view which shows the hold-a-device part of the elevator apparatus shown in FIG. It is a front view which expands and shows the relationship between the panel side engaging member which is the principal part of the elevator apparatus which concerns on one Embodiment of this invention, and a sill side engaging member. It is sectional drawing which shows the relationship between the panel side engaging member shown in FIG. 3, and a sill side engaging member. It is a figure which shows another example of a shape of the part shown by FIG. 4A. It is a figure which expands and shows the guide shoe used as a panel side engaging member shown in FIG. It is a figure which expands and shows the example of another shape of the guide shoe used as a panel side engaging member shown in FIG. It is a figure which expands and shows the other example of a shape of the guide shoe used as a panel side engaging member shown in FIG. It is a figure which expands and shows the example of another shape of the guide shoe used as a panel side engaging member shown in FIG. It is a front view which expands and shows the other structural example of the panel side engaging member and sill side engaging member which are the principal parts of embodiment of this invention. It is a figure which shows the structural example at the time of using a dedicated member as a panel side engaging member used for embodiment of this invention. It is a fragmentary figure which shows the other example of a shape of the engaging part formed in the panel side engaging member used for embodiment of this invention.

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

  As shown in FIG. 1, the elevator apparatus 1 includes a passenger car 4 and a counterweight 5 disposed in a hoistway 3. For example, a machine room 6 is provided above the hoistway 3. In the machine room 6, a hoisting machine 7 for driving the main rope 9 is installed, and a control device 8 for controlling the entire elevator apparatus 1 is further provided.

  The elevator apparatus 1 includes an elevator hall 11 provided on each floor of the building. The elevator hall 11 is provided with an entrance 12 that leads to a car 4 in the hoistway 3. A hold door device 2 is provided at the entrance 12.

  FIG. 2 is a front view of the entrance / exit 12 provided in the elevator hall 11 of the building as viewed from the hall 11 side. As described above, the hold door device 2 is installed at the gate 12 and the door 12 is opened and closed by the hold door device 2. A three-way frame 13 is installed at the entrance 12. The three-way frame 13 is formed in a portal shape with a pair of side plates 13a on both sides and an upper curtain plate 13b. A hole sill (sill member) (not shown) is provided on the lower side of the entrance 12 and engages with lower edges of door panels 2a and 2b, which will be described later, and guides in the opening and closing direction. A board 14 is provided, and the hall operation panel 14 is provided with an operation button 14a for calling a car.

  As described above, the hold door device 2 has a pair of door panels 2a and 2b arranged side by side so as to be movable along the opening surface to open and close the entrance 12. The pair of door panels 2a and 2b has a double-opening structure that opens and closes the entrance 12 by moving in opposite directions to the left and right.

  As shown in FIG. 3, the guide shoe 21a is located at the door contact side (the right side of the door panel 2a in the drawing and the left side of the door 2b in the drawing) of the lower edge of the door panels 2a and 2b, and the door bag side (the left side of the door panel 2a in the drawing). The guide shoe 21b is attached to the position 2b on the right side of FIG. These guide shoes 21a and 21b are slidably engaged in guide grooves 22a (shown in FIG. 4) of the above-mentioned hole sill (sill member) 22 provided along the lower side of the entrance 12. When the door panels 2a and 2b move to the left and right (open / close operation), the movement is guided by sliding with the guide groove 22a.

  Here, even if a collision with the door panels 2a and 2b in the closed state occurs, the present invention is to reliably prevent the door panels 2a and 2b from floating and coming off from the hole sill 22 due to the lift. For this purpose, a panel side engaging member 31 is provided on the door panel 2a, 2b side, and a sill side engaging member 32 is provided on the hole sill 22 side. In this embodiment, the door-side guide shoe 21 a is also used as the panel-side engagement member 31.

  As shown in FIGS. 3 and 5, the guide shoes 21 a and 21 b are configured by a plate 25 and a shoe member 26 for attachment to the corresponding door panels 2 a and 2 b. As shown in FIG. 5A, the guide shoe 21 a used as the panel side engaging member 31 is provided with an engaging portion 34 with the sill side engaging member 32 on the side portion of the plate 25.

  Note that the engaging portions 34 may be provided on the left and right side portions of the plate 25 as shown in FIG. 5B. If comprised in this way, it can each be shared as the guide shoe 21a which serves as the panel side engaging member 31 for the right door 2a and the left door 2b. The plate 25 is provided with mounting holes 251 for the door panels 2a and 2b. These holes may be elongated holes whose mounting positions can be adjusted. In the example shown in the figure, it is vertically long but may be horizontally long.

  On the other hand, as the sill side engaging member 32, as shown in FIG. 4A, a screw-like or pin-like protruding member having a diameter of about 3 mm to 8 mm is provided so as to cross the guide groove 22a of the hole sill 22. The sill side engaging member 32 engages with the engaging portion 34 of the panel side engaging member 31 (21a) provided on the door panel 2a, 2b side in the closed state of the door panels 2a, 2b shown in FIG. Then, the door panels 2a and 2b are prevented from floating.

  Further, if the tip of a screw-like or pin-like protruding member used as the sill-side engaging member 32 is attached so as to penetrate the opposite side of the guide groove 22a as shown in FIG. It can be made stronger.

  In addition, since the sill side engaging member 32 is a screw-like or pin-like protruding member, the engaging portion 34 provided on the side portion of the plate 25 of the guide shoe 21a which is the panel side engaging member 31 is provided. A shape having a semicircular cutout bottom portion as shown in FIGS. 5A and 5B that can be engaged with the outer periphery thereof.

  In the above configuration, when the door panels 2a and 2b of the hold door device 2 are closed and the door contact portions come into contact with each other, a lock mechanism (not shown) is operated, and the door panels 2a and 2b are locked in the closed state. . Moreover, the engaging part 34 of the panel side engaging member 31 (21a) provided in the door panels 2a and 2b engages with the outer periphery of the sill side engaging member 32 as shown in FIG.

  In this state, if a passenger in the elevator hall 11 collides with the closed door panels 2a and 2b for some reason, such as swaying, the door panels 2a and 2b receive a strong collision pressure. For this reason, a force in a floating direction acts on the door panels 2 a and 2 b, and the lower edge portion tends to come out of the guide groove 22 a of the hole sill 22. However, the engaging portion 34 of the panel side engaging member 31 (21a) provided at the lower edge of the door panel 2a, 2b is engaged with the sill side engaging member 32 in the guide groove 22a of the hole sill 22. Therefore, the door panels 2a and 2b cannot be lifted, and the lower edge of the door panels 2a and 2b can be reliably prevented from coming off from the guide groove 22a of the hole sill 22.

  In the above description, the engaging portion 34 of the panel side engaging member 31 is provided on the side portion of the plate 25 constituting the guide shoe 21a, but as shown in FIG. 6, the shoe member attached to the plate 25. A semicircular cutout may be formed on the side of 26, and this may be used as the engagement portion 34 with the sill-side engagement member 32.

  Further, as shown in FIG. 7, the lower portion of the plate 25 constituting the guide shoe 21a extends downward through the shoe member 26, and a semicircular cutout is formed on the side of the extended portion 25a. However, this may be used as the engaging portion 34 with the sill side engaging member 32.

  Here, the door-side guide shoe 21a is also used as the panel-side engagement member 31, so that a sufficient lifting-preventing effect against a collision with the door panel is produced, and the door panel is reliably prevented from falling into the hoistway. it can.

  Since the door shoes 2a and 2b are provided with the guide shoes 21a and 21b at the two positions on the door stop side and the door pocket side as described above, the door shoe side guide shoes 21b are used as the panel side engaging members 31. Further, as shown in FIG. 8, the guide shoes 21a and 21b provided at two locations on the door stop side and the door pocket side are respectively referred to as panel side engaging members 31a (21a) and 31b (21b). Also good. Therefore, in the guide groove 22a of the hole sill 22, when the door panels 2a and 2b are in the closed state, the sill side engagement that engages with the engagement portions 34a and 34b of the panel side engagement members 31a (21a) and 31b (21b). Joint members 32a and 32b are provided, respectively.

  In this case, the door panels 2a and 2b are opened and changed so that the door-side panel-side engagement member 31a (21a) does not collide with the door-sill side sill-side engagement member 32b. . That is, the engagement position between the panel-side engagement member 31a (21a) on the door-to-door side and the sill-side engagement member 32a is set between the panel-side engagement member 31b (21b) on the door-bag side and the sill-side engagement member 32b. Place higher than the engagement position. Of course, the vertical dimension of the panel-side engagement member 31a (21a) on the door stop side is shortened, and the lower side position is set higher than the door-side sill-side engagement member 32b.

  If comprised in this way, the panel side engaging member 31a (21a) by the side of a door will not collide with the door side sill side engaging member 32b by opening operation of the door panels 2a and 2b. Further, by using a combination of the plurality of panel side engaging members 31a (21a) and 31b (21b) and the corresponding sill side engaging members 32a and 32b, the door panels 2a and 2b are lifted at the time of collision. This can be prevented more reliably. Of course, the combination of the panel side engaging member 31 and the sill side engaging member 32 is not limited to the above-mentioned two sets of the door stop side and the door pocket side, and another set of combinations is provided at an intermediate position between them. It may be provided.

  Further, as the panel side engaging member 31, the guide shoes 21a and 21b are also used by providing the engaging portion 34 in a part thereof, but as shown in FIG. 9, different from the guide shoes 21a and 21b. The panel-side engaging member 31 dedicated to the body may be used. If the panel-side engaging member 31 is used as described above, it is not necessary to perform processing for forming the engaging portion 34 on the guide shoes 21a and 21b. Standard products can be used as they are.

  Furthermore, although the notch having a semi-semicircular notch bottom is illustrated as the engaging part 34 provided on the panel side engaging member 31, it may be an L-shaped engaging part 34 as shown in FIG. That is, since it is only necessary to prevent the panel-side engagement member 31 from being lifted by engagement with the sill-side engagement member 32, even the L-shaped engagement portion 34 has a sufficient rise prevention function as shown in the figure. Can fulfill.

  Although several embodiments of the present invention have been described, these embodiments have been presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

DESCRIPTION OF SYMBOLS 1 ... Elevator apparatus 2 ... Hold door apparatus 2a, 2b ... Door panel 3 ... Hoistway 4 ... Ride car 11 ... Each floor platform (elevator hall)
DESCRIPTION OF SYMBOLS 12 ... Entrance / exit 21a, 21b ... Guide shoe 22 ... Hole sill 22a ... Guide groove 25 ... Plate 251 ... Mounting hole 26 ... Shoe member 31 ... Panel side engagement member 32 ... Sill side engagement member 34 ... Engagement part

An elevator apparatus according to an embodiment of the present invention is an elevator apparatus in which a hold door device is provided at each entrance between a hoistway where a car goes up and down and a landing on each floor, and the hold door device includes A door panel movably provided along an opening surface thereof to open and close the entrance and exit, and provided along a lower side of the entrance and exit, and engaged with a guide shoe provided at a lower edge of the door panel, It has a hole sill having a guide groove for guiding the door panel along the opening and closing direction, and moves in the same direction in the guide groove of the hole sill at the lower edge of the door panel as the door panel moves in the opening and closing directions. A panel-side engagement member having a groove-like engagement portion formed in the lateral direction and having a groove-like engagement portion formed in a lateral direction on the side of the movement side in the closing direction; The panel-side engagement member is provided in a position corresponding to the groove-like engagement portion of the panel-side engagement member in the closed state, and is engaged with the groove-like engagement portion of the panel-side engagement member. And a sill-side engaging member for preventing the door panel from being lifted .

FIG. 2 is a front view of the entrance / exit 12 provided in the elevator hall 11 of the building as viewed from the hall 11 side. As described above, the hold door device 2 is installed at the gate 12 and the door 12 is opened and closed by the hold door device 2. A three-way frame 13 is installed at the entrance 12. The three-way frame 13 is formed in a portal shape with a pair of side plates 13a on both sides and an upper curtain plate 13b. Further, although not shown in the lower side of the entrance 12 is provided Horushiru (threshold member), door panel 2a, engages the lower edge of 2b, it is guided in the opening and closing direction. Further, a hall operation panel 14 is provided on the side, and an operation button 14 a for calling a car is disposed on the hall operation panel 14.

Claims (8)

An elevator apparatus provided with a hold door device at the entrance / exit between the hoistway where the car goes up and down and each floor platform,
The hold door device is provided with a door panel movably provided along an opening surface to open and close the entrance and exit, and a guide provided along a lower side of the entrance and exit and provided at a lower edge portion of the door panel. A hole sill that engages with the shoe and guides the door panel along the opening and closing direction;
The hole sill side is provided with a sill side engagement member that engages with a panel side engagement member provided on the door panel side in a closed state of the door panel and prevents the door panel from being lifted. Elevator device.   The panel-side engagement member is provided at at least one position on the door-contact side of the door panel, and the sill-side engagement member is engaged with the panel-side engagement member on the door-contact side in the closed state of the door panel. The elevator apparatus according to claim 1, wherein the elevator apparatus is provided at a position where the elevator apparatus is installed.   The panel side engaging member is provided at at least one position on the door side of the door panel, and the sill side engaging member is engaged with the panel side engaging member on the door side in the closed state of the door panel. The elevator apparatus according to claim 1 or 2, wherein the elevator apparatus is provided.   The elevator apparatus according to claim 1, wherein the guide shoe in which an engagement portion with the sill side engagement member is partially formed is used as the panel side engagement member.   The guide shoe is composed of a plate for attachment to the door panel and a shoe member, and an engaging portion with the sill side engaging member is formed on either the plate or the shoe member. The elevator apparatus according to claim 4.   The elevator apparatus according to claim 1, wherein the panel-side engagement member is a dedicated member separate from the guide shoe.   The elevator apparatus according to claim 1, wherein the hole sill side is a pin or bolt having a diameter of 3 mm to 8 mm.   The elevator apparatus according to claim 5, wherein the plate of the guide shoe is provided with a long hole whose attachment position can be adjusted for attachment to the door panel.

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