JP2007084294A - Elevator door system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator door system capable of reducing a running clearance which is formed between a passenger car side sill and a hall side sill. <P>SOLUTION: The system comprises the passenger car side sill 2 provided on a passenger car and having a passenger car side guide groove 2a, a passenger car side door panel 4 to be moved on the passenger car side sill 2, the hall side sill 1 having a hall side guide groove 1a, and a hall side door panel 3 to be moved on the hall side sill 1. To the passenger car side door panel 4, a plurality of passenger car side guide shoes 6 are connected which are moved along the passenger car side guide groove 2a for guiding the passenger car side door panel 4. To the hall side door panel 3, a plurality of hall side guide shoes 5 are connected which are moved along the hall side guide groove 1a for guiding the hall side door panel 3. The passenger car side guide shoes 6 and the hall side guide shoes 5 are arranged to be shifted from each other without facing each other in a top view. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an elevator door system, and more particularly to an elevator door system that reduces a running clearance formed between a car side sill and a landing side sill.

  As shown in FIGS. 6 and 7, a conventional elevator door system includes a car-side door 21 provided on a car that moves up and down in a hoistway and a building where the car stops. It is comprised from the hall side door part 22 provided in the hall of each floor.

  6 and 7, the car-side door portion 21 is provided in the car and moves on the car-side sill 2 having the car-side guide groove 2 a and the car-side sill 2. A car-side door panel 4 and a plurality of car-side guide shoes 6 that are connected to the car-side door panel 4 and move along the car-side guide groove 2a to guide the car-side door panel 4 are provided. . The landing-side door portion 22 is provided at the landing on each floor facing the car-side sill 2, and includes a landing-side sill 1 having a landing-side guide groove 1 a and a landing-side door panel 3 that moves on the landing-side sill 1. And a plurality of landing-side guide shoes 5 that are connected to the landing-side door panel 3 and move along the landing-side guide groove 1 a to guide the landing-side door panel 3.

  In the conventional elevator door system, as shown in FIG. 7, a plurality of car-side guide shoes 6 connected to the car-side door panel 4, and a plurality of landing-side guide shoes 5 connected to the landing-side door panel 3, Are provided at positions facing each other when viewed from above.

  For this reason, when the car moves up and down in the hoistway and passes through the landing on each floor, the car of the car side door part 21 prevents the car side door part 21 and the landing side door part 22 from interfering with each other. The distance seen from the plane between the side guide shoe 6 and the landing side guide shoe 5 of the landing side door portion 22 is provided by a predetermined distance S apart.

  For this reason, the running clearance 7 formed between the car-side sill 2 and the landing-side sill 1 becomes large, and when a wheelchair or a carriage is carried in or out of the car, the wheelchair or the carriage is not allowed to have this running clearance. 7 may cause rattling or the tire may get caught.

  The present invention has been made in consideration of such points, and provides an elevator door system that can reduce the running clearance formed between the car side sill and the landing side sill. Objective.

  The present invention provides a car side sill provided on a car and having a car side guide groove, a car side door panel moving on the car side sill, a car side door panel, and connected to the car side guide groove. A plurality of car-side guide shoes that move along the car and guide the car-side door panel, a hall-side sill provided on the hall of each floor facing the car-side sill and having a hall-side guide groove, and the hall side A landing-side door panel that moves on the sill and a plurality of landing-side guide shoes that are connected to the landing-side door panel and that move along the landing-side guide groove to guide the landing-side door panel are connected to the car-side door panel. The car-side guide shoe and the board-side guide shoe connected to the board-side door panel are arranged so as to be displaced without facing each other when viewed from above. It is an elevator door system of that.

  In the elevator according to the present invention, the car-side guide groove is provided on the side or the lower side of the car-side sill, and the hall-side guide groove is provided on the side or the lower side of the board-side sill. It is a door system.

  The present invention provides an engaging portion provided on a landing-side door panel, and a locking portion that allows the landing-side door panel to be opened and closed in synchronization with the landing-side door panel by engaging with the engaging portion. A plurality of car-side guide shoes coupled to the car-side door panel as viewed from above, with engaging portions provided on the landing-side door panel and locking parts provided on the car-side door panel. And an elevator door system, wherein the elevator door system is disposed between any two of the plurality of landing-side guide shoes connected to the landing-side door panel.

  ADVANTAGE OF THE INVENTION According to this invention, the door system of an elevator with which the running clearance formed between a car side threshold and a boarding side threshold becomes small can be provided.

First Embodiment Hereinafter, a first embodiment of an elevator door system according to the present invention will be described with reference to the drawings. Here, FIG. 1 to FIG. 3 are diagrams showing a first embodiment of the present invention.

  As shown in FIGS. 1 to 3, the elevator door system of the present embodiment includes a car-side door portion 21 provided in a car 10 that moves up and down in a hoistway 11, and the car 10. Is composed of a landing-side door portion 22 provided at the landing 12 on each floor of the building.

  2 and 3, the car-side door portion 21 is provided in the car 10 and moves on the car-side sill 2 having the car-side guide groove 2a and on the car-side sill 2. Two car-side door panels 4 and four car-side guide shoes 6 that are connected to the car-side door panel 4 and move along the car-side guide groove 2a to guide the car-side door panel 4. is doing.

  As shown in FIGS. 2 and 3, the landing-side door portion 22 is provided on the landing 12 on each floor so as to face the car-side sill 2, and has a landing-side sill 1 having a landing-side guide groove 1 a, There are two landing-side door panels 3 that move on the sill 1, and four landing-side guide shoes 5 that are connected to the landing-side door panel 3 and move along the landing-side guide groove 1a to guide the landing-side door panel 3. is doing.

  Further, as shown in FIGS. 3A and 3B, a locking portion 9 including a pair of locking plates 31 and 31 is provided on the outer side surface of the car-side door panel 4 as viewed from above. As shown in FIG. 3, the landing-side door panel 3 is provided with an engaging portion 8 disposed between the pair of locking plates 31 and 31 of the locking portion 9 of the car-side door panel 4 as viewed from above. It has been.

  Here, FIG. 3A is an upper sectional view of the door system of the elevator in the present embodiment, and FIG. 3B is an enlarged view showing the locking portion 9 and the engaging portion 8. As described above, the locking portion 9 is provided on the car-side door panel 4, and the engaging portion 8 that is engaged with the locking portion 9 including the pair of locking plates 31, 31 is provided on the landing-side door panel 3. The car-side door panel 4 side and the landing-side door panel 3 move synchronously by the stop portion 9 and the engaging portion 8.

  Further, as shown in FIG. 3A, the car-side guide shoe 6 connected to the car-side door panel 4 and the hall-side guide shoe 5 connected to the hall-side door panel 3 face each other when viewed from above. It is arranged so as to be displaced without any problems.

  Next, the operation of the present embodiment having such a configuration will be described.

  As shown in FIG. 3, the car-side guide shoe 6 connected to the car-side door panel 4 and the landing-side guide shoe 5 connected to the landing-side door panel 3 are arranged so as to be shifted without facing each other when viewed from the plane. Has been.

  Therefore, even when the car-side door panel 4 and the landing-side door panel 3 approach each other when the car 10 moves up and down in the hoistway 11 and passes through the hall 12 on each floor, it is connected to the car-side door panel 4. The car-side guide shoe 6 and the hall-side guide shoe 5 connected to the hall-side door panel 3 do not interfere with each other.

  Further, when the car 10 stops at a predetermined landing 12 position so that the user can get on and off the landing car 10 from the landing 12, the passenger-side door panel 4 is driven and opened / closed by a driving device (not shown). At this time, the pair of locking plates 31, 31 of the locking portion 9 provided on the car-side door panel 4 engages with the engaging portion 8 provided on the landing-side door panel 3, so that the landing-side door panel 3 gets on. It is opened and closed in synchronization with the car-side door panel 4 (see FIG. 3).

  Therefore, during the opening / closing operation of the car side door panel 4 and the hall side door panel 3, the car side guide shoe 6 connected to the car side door panel 4 and the hall side guide shoe 5 connected to the hall side door panel 3 are mutually connected. There is no interference.

  In this way, the car-side guide shoe 6 connected to the car-side door panel 4 and the hall-side guide shoe 5 connected to the hall-side door panel 3 do not interfere with each other. The side door panel 3 can be brought close to each other. Thereby, the running clearance 7 formed between the car-side sill 2 and the landing-side sill 1 can be reduced. For this reason, when a wheelchair or a carriage is carried into and out of the car 10 from the landing 12, it is prevented that the wheelchair or the carriage rattles due to the running clearance 7 or the tire is caught in the clearance 7. Can do.

Second Embodiment Next, a second embodiment of the present invention will be described with reference to FIGS. 4 and 5A to 5D. The second embodiment shown in FIGS. 4 and 5 (a)-(d) includes a car-side guide shoe 6, a landing-side guide shoe 5, a locking part 9 having a pair of locking plates 31, 31, and Only the arrangement of the engaging portions 8 is different, and the others are substantially the same as those of the first embodiment shown in FIGS.

  That is, as shown in FIG. 4 and FIGS. 5A to 5D, when viewed from above, the locking portion 9 formed of a pair of locking plates 31, 31 is the landing-side door panel 3 of the car-side door panel 4. The engaging portion 8 is provided on the surface of the landing-side door panel 3 on the car-side door panel 4 side, and is disposed between the pair of locking plates 31 and 31. In addition, the engaging portion 8 provided on the landing-side door panel 3 and the locking portion 9 provided on the car-side door panel 4 are connected to the car-side door panel 4 when viewed from the plane. It is arranged between the shoe 6 and the landing-side guide shoe 5 connected to the landing-side door panel 3. Other configurations are substantially the same as those of the first embodiment shown in FIGS.

  In the second embodiment shown in FIG. 4 and FIGS. 5A to 5D, the same parts as those in the first embodiment shown in FIGS. Omitted.

  As shown in FIG. 4, in the present embodiment, the engagement portion 8 provided on the landing-side door panel 3 and the locking portion 9 provided on the car-side door panel 4 are viewed from the plane when viewed from the plane. As seen, the car-side guide shoe 6 connected to the car-side door panel 4 and the hall-side guide shoe 5 connected to the hall-side door panel 3 are arranged.

  For this reason, even when the car-side door panel 4 and the landing-side door panel 3 come close to each other when the car 10 moves up and down in the hoistway 11 and passes the hall 12 on each floor, the car-side guide shoe 6 and The engaging portion 8 provided on the surface on the car door panel 4 side of the landing side door panel 3 does not interfere with each other, and the surface on the landing side door panel 3 side of the landing side guide shoe 5 and the car side door panel 4. There is no interference with the locking portion 9 provided on the.

  Accordingly, by adopting the above-described configuration, the locking portion 9 is provided on the surface on the landing side door panel 3 side of the car side door panel 4 and the engaging portion 8 is provided on the side of the car side door panel 4 of the landing side door panel 3. Can be provided on the surface. For this reason, the magnitude | size to the opening / closing direction of the car side door panel 4 of the door system and the landing side door panel 3 can be made small.

  As shown in FIG. 4, the car-side guide shoe 6 connected to the car-side door panel 4 and the hall-side guide shoe 5 connected to the hall-side door panel 3 are arranged so as to be shifted from each other when seen from the plane. Yes.

  Therefore, even when the car-side door panel 4 and the landing-side door panel 3 approach each other when the car 10 moves up and down in the hoistway 11 and passes through the hall 12 on each floor, it is connected to the car-side door panel 4. The car-side guide shoe 6 and the hall-side guide shoe 5 connected to the hall-side door panel 3 do not interfere with each other.

  Further, when the car 10 stops at a predetermined landing 12 position so that the user can get on and off the landing car 10 from the landing 12, the passenger-side door panel 4 is driven and opened / closed by a driving device (not shown). At this time, the pair of locking plates 31, 31 of the locking portion 9 provided on the car-side door panel 4 engages with the engaging portion 8 provided on the landing-side door panel 3, so that the landing-side door panel 3 gets on. It opens and closes in synchronization with the car-side door panel 4 (see FIG. 4).

  Therefore, during the opening / closing operation of the car side door panel 4 and the hall side door panel 3, the car side guide shoe 6 connected to the car side door panel 4 and the hall side guide shoe 5 connected to the hall side door panel 3 are mutually connected. There is no interference.

  Thus, since the car side door panel 4 and the landing side door panel 3 can be brought close to each other, the running clearance 7 formed between the car side threshold 2 and the landing side threshold 1 can be reduced. When a wheelchair or a carriage is carried into and out of the car 10 from the landing 12, it can be prevented that the wheelchair or the carriage rattles due to the running clearance 7 or the tire is caught in the clearance 7. .

  In addition, although the example which arrange | positions the engaging part 8 and the latching | locking part 9 between the car side guide shoe 6 and the landing side guide shoe 5 was shown above, not only this but the engaging part 8 and latching | locking The portion 9 may be disposed between the two car-side guide shoes 6 or between the two hall-side guide shoes 5.

  Next, a modified example of the present embodiment will be described with reference to FIGS.

  In the modification shown in FIGS. 5A to 5D, the engaging portion 8 is disposed on the landing-side door panel 3 via the bracket 33 in the vertical direction, and is provided by being slightly shifted from each other in the plane direction. It is comprised from the two rollers 8a and 8a. The locking portion 9 is provided on the car-side door panel 4 and includes a pair of locking plates 31a and 31a disposed so as to sandwich the two rollers 8a and 8a.

  Of these, the bracket 33 is rotatable with respect to the landing-side door panel 3 around the pin 34 and is connected to an interlock 34 that prevents the landing-side door panel 3 from being opened due to a malfunction (FIG. 5). (See (a) and (b)). The interlock 34 is configured to be released when the bracket 33 is rotated with respect to the landing-side door panel 3 about the pin 34 and is directed in the vertical direction. Moreover, the latching | locking part 9 is connected with the latching | locking part drive device (not shown), and when it drives by this latching | locking part drive device, between a pair of latching plates 31a and 31a of the latching | locking part 9 The two rollers 8a, 8a arranged in the can be sandwiched (see FIGS. 5B and 5D).

  5A to 5D, when the car 10 arrives at a predetermined landing 12 so that the user can get on and off the landing 10 from the landing 12, first, a pair of locking plates of the locking portion 9. 31a and 31a are driven by a locking unit driving device (not shown) to narrow the width between the locking plates 31a and 31a. Next, each of the locking plates 31a, 31a sandwiches the two rollers 8a, 8a, and the bracket 33 to which the rollers 8a, 8a are attached is rotated with respect to the landing-side door panel 3 around the pin 34. 33 is directed in the vertical direction (see FIGS. 5B and 5D). In this way, when the bracket 33 is directed in the vertical direction, the interlock 34 is released and the landing door panel 3 can be opened. Next, the car-side door panel 4 is driven and opened / closed by a driving device (not shown). At this time, since the pair of locking plates 31a, 31a of the locking portion 9 provided on the car-side door panel 4 is engaged with the rollers 8a, 8a provided on the landing-side door panel 3, the landing-side door panel 3 is opened / closed in synchronization with the car-side door panel 4 (see FIGS. 5A to 5D).

  According to this modification, the landing-side door panel 3 can be opened only by releasing the interlock 34 as described above. For this reason, it is possible to prevent the landing-side door panel 3 from opening due to a malfunction, and the safety of the door system of the elevator can be improved.

1 is a schematic view of an elevator system using an elevator door system according to the present invention. The side sectional view showing a 1st embodiment of the door system of the elevator by the present invention. 1 is an upper sectional view showing a first embodiment of an elevator door system according to the present invention. The upper sectional view showing a 2nd embodiment of the door system of the elevator by the present invention. Schematic which shows the modification of 2nd Embodiment of the door system of the elevator by this invention. Side sectional drawing which shows the door system of the conventional elevator. The upper sectional view showing the door system of the conventional elevator.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Platform side threshold 1a Platform side guide groove 2 Car side threshold 2a Car side guide groove 3 Platform side door panel 4 Platform side door panel 5 Platform side guide shoe 6 Car side guide shoe 8 Engaging part 8a Roller 9 Locking part 10 boarding car 12 platform

Claims (3)

A car side sill provided in the car and having a car side guide groove;
A car door panel moving on the car side sill,
A plurality of car-side guide shoes coupled to the car-side door panel and moving along the car-side guide groove to guide the car-side door panel;
A hallside sill that is provided opposite to the carside sill at the hall on each floor and has a hallway guide groove,
A landing-side door panel moving on the landing-side sill,
A plurality of landing-side guide shoes that are connected to the landing-side door panel and move along the landing-side guide groove to guide the landing-side door panel;
The elevator-side guide shoe connected to the passenger-side door panel and the landing-side guide shoe connected to the landing-side door panel are arranged so as to be shifted from each other without facing each other when viewed from above. Door system. The car side guide groove is provided on the side or below the car side sill,
2. The elevator door system according to claim 1, wherein the landing-side guide groove is provided on a side or a lower side of the landing-side sill. The landing door panel is provided with an engaging part,
On the car side door panel, there is provided a locking part that can be opened and closed in synchronization with the car side door panel by engaging with the engaging part,
A plurality of car-side guide shoes coupled to the car-side door panel, and an engaging part provided on the car-side door panel and a locking part provided on the car-side door panel, and the car side The elevator door system according to claim 1, wherein the elevator door system is disposed between any two of the plurality of landing-side guide shoes connected to the door panel.

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