JP2010070340A - Elevator entrance device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator entrance device, which can be attached to a hoistway with a reduced number of working man-hours. <P>SOLUTION: The entrance device 10 is installed to an opening 32 between each elevator landing 33 and the hoistway 31. The entrance device 10 includes: a door 11 disposed to the opening 32 of each elevator landing 33; a door hanger 17 to which a hanger roller 14 is attached to hang the door 11; a hanger rail 13; and a hole sill 15 having a sill groove 15a guiding the door 11 in an opening/closing direction. The entrance device 10 further includes a base body 16 fixed to a hoistway inner wall 31a between the opening 32 of the elevator landing 33 and the opening 32 of the elevator landing 33 of the next upper floor thereof. The hanger rail 13 corresponding to the elevator landing 33 is fixed to a lower part of the base body 16, and the hole sill 15 corresponding to the elevator landing 33 of the next upper floor thereof is fixed to an upper part of the base body 16. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an elevator doorway device installed at a plurality of elevator landings and attached to an opening between each elevator landing and a hoistway.

  In the opening between each elevator platform and the hoistway, an entrance / exit device including a door that is freely opened and closed is attached. When the car that moves up and down in the hoistway reaches the elevator platform, the door of the entrance / exit device of the elevator platform opens, thereby allowing passengers to enter the car.

As shown in FIG. 11, the conventional elevator doorway apparatus 10 has a door 11 attached to an opening, a hanger roller 14 attached thereto, a door hanger 17 that hangs the door 11, and a hanger roller 14 of the door hanger 17 that rotates. A header case 12 having a hanger rail 13 that is freely supported and a hole sill 15 having a sill groove (not shown) for guiding the door 11 in the opening and closing direction are provided (for example, Patent Document 1).
Japanese Patent Laid-Open No. 2004-238094

  Among them, the header case 12 and the hole sill 15 are attached to the hoistway inner wall 31a by anchor bolts (not shown), whereby the doorway device 10 is fixed to the hoistway inner wall 31a. In this case, the header case 12 and the hole sill 15 are fixed to the hoistway inner wall 31a by anchor bolts at a minimum of two locations, respectively, and a total of a minimum of four locations.

  Further, as shown in FIG. 12, the back angle 18 may be fixed to the hoistway inner wall 31 a and the header case 12 and the hole sill 15 may be attached to the back angle 18. Also in this case, the back angle 18 is fixed to the hoistway inner wall 31a by the anchor bolt at four places in the back angle 18 near the upper part of the door 11 and two places near the lower part of the door 11 in total. .

  In general, the operation of attaching the elevator doorway device 10 to the opening 32 between each elevator landing 33 and the hoistway 31 is performed in the hoistway 31 and is therefore a work that involves danger. For this reason, it is desired that the number of work steps is smaller. Therefore, it is preferable that the number of parts of the elevator doorway device 10 and the number of portions of the elevator doorway device 10 fixed to the hoistway inner wall 31a are smaller.

  The present invention has been made in consideration of such points, and an object thereof is to provide an elevator doorway apparatus that can be attached to the inner wall of a hoistway with a small number of work steps.

  The present invention relates to an elevator doorway device installed at a plurality of elevator landings and at an opening between each elevator landing and a hoistway, and a door attached to the opening of each elevator landing so as to be openable and closable. The hanger roller is attached to the door hanger that hangs the door, and the elevator platform, the hanger rail that rotatably supports the hanger roller of the door hanger, the elevator platform, and the door. A hall sill having a sill groove that guides in the opening and closing direction, and a base body that is fixed to the inner wall of the hoistway between the opening of the elevator landing and the opening of the elevator landing on the first floor above the elevator landing, and extends horizontally , And the elevator ride on the lower part of the base body. The hanger rail is provided corresponding to the play, the upper portion of the base body, which is the elevator doorway apparatus characterized by Horushiru corresponding to the elevator hall floor on one of the elevator hall is provided.

  The present invention is the elevator doorway apparatus characterized in that the hanger rail is formed integrally with the base body by bending the lower part of the base body.

  The present invention is the elevator doorway apparatus characterized in that the hanger rail is attached to the lower part of the base body by a fastener.

  According to the present invention, a fastening portion for attaching a hanger rail to the base body is provided in a plurality of stages in the vertical direction, and the hanger rail is attached to the base body with a fastener via a fastening portion of a predetermined stage. Is an elevator entrance / exit device characterized by being mounted at a desired mounting position.

  The present invention is an elevator doorway apparatus characterized in that a fisher plate extending downward in the vertical direction is attached to a hole sill provided in an elevator landing.

The present invention relates to an elevator doorway device installed at a plurality of elevator landings and at an opening between each elevator landing and a hoistway, and a door attached to the opening of each elevator landing so as to be openable and closable. The hanger roller is attached to the door hanger that hangs the door, and the elevator platform, the hanger rail that rotatably supports the hanger roller of the door hanger, the elevator platform, and the door. A hole sill with a sill groove to guide in the opening and closing direction;
A pair of vertical supports provided on the inner wall of the hoistway and extending in the vertical direction along one side and the other side of the opening of each elevator landing, and the hanger rail and the hole sill corresponding to each elevator landing are provided at both ends. Is supported by a pair of vertical supports.

According to the present invention, the elevator doorway apparatus includes a base body that is fixed to the inner wall of the hoistway between the opening of the elevator landing and the opening of the elevator landing on the first floor above the elevator landing, and extends in the horizontal direction. The base body is provided with a hanger rail corresponding to the elevator hall, and the upper part of the base body has a hall sill corresponding to the elevator hall one floor above the elevator hall. Is provided. For this reason, an elevator doorway apparatus can be attached to a hoistway with few man-hours, and, thereby, an elevator doorway apparatus can be installed safely and rapidly.
Further, according to the present invention, the elevator doorway device includes a pair of vertical supports provided on the inner wall of the hoistway and extending in the vertical direction along one side and the other side of the opening of each elevator hall. The hanger rail and the hole sill corresponding to are supported at both ends by a pair of vertical supports. For this reason, an elevator doorway apparatus can be attached to a hoistway with few man-hours, and, thereby, an elevator doorway apparatus can be installed safely and rapidly.

First Embodiment Hereinafter, a first embodiment of the present invention will be described with reference to the drawings.
1 to 8 are views showing an elevator doorway apparatus according to a first embodiment of the present invention. Among these, FIG. 1 is a figure which shows the base unit in the 1st Embodiment of this invention, FIG. 2 is a figure which shows sectional drawing of the whole doorway apparatus in the 1st Embodiment of this invention. FIG. 3 is a diagram showing a perspective view of the entire entrance / exit device in the first embodiment of the present invention, and FIG. 4 is a diagram showing a base unit having a Fisher plate in the first embodiment of the present invention. It is. Fig.5 (a) is a figure which shows the longitudinal cross-sectional view of the entrance / exit apparatus in the 1st Embodiment of this invention, FIG.5 (b) is a 1st Embodiment of this invention, and FIG. FIG. 5C is a diagram illustrating a modification example of the fastener in the first embodiment of the present invention. FIGS. 6 and 7 are views showing a hanger rail integrally formed with the base body of the base unit in the first embodiment of the present invention. FIG. 8 is a diagram showing a modification in which a plurality of fastening portions are provided on the base body of the base unit in the first embodiment of the present invention.

  First, the overall configuration of the elevator doorway apparatus 10 will be described with reference to FIGS. 2 and 3. As shown in FIG. 3, in a plurality of elevator landings 33, the entrance / exit device 10 is installed in an opening 32 between each elevator landing 33 and the hoistway 31. In such an entrance / exit device 10, a door 11 attached to an opening 32 of each elevator platform 33, a hanger roller 14, a door hanger 17 that hangs the door 11, and a hanger roller 14 of the door hanger 17. The hanger rail 13 that supports the door 11 in a freely rotating manner, the hall sill 15 having a sill groove 15 a that guides the door 11 in the opening and closing direction, the opening 32 of the elevator landing 33, and the elevator landing 33 on the floor immediately above the elevator landing 33. And a base body 16 that is fixed to the inner wall 31a of the hoistway between the opening 32 and extends in the horizontal direction.

  And the hanger rail 13 corresponding to the said elevator landing 33 is fixed to the lower part of the base body 16, and the hall sill 15 corresponding to the elevator landing 33 of the floor immediately above the said elevator landing 33 is set to the upper part of this base body 16. It is fixed.

  Among them, the base body 16, the hanger rail 13 provided in the lower part of the base body 16, and the hole sill 15 provided in the upper part of the base body 16 constitute the base unit 20 installed in the entrance / exit device 10. Has been. Here, the base unit 20 of the second floor entrance / exit device 10 is a base unit fixed to the hoistway inner wall 31a between the opening 32 of the elevator landing 33 on the second floor and the opening 32 of the elevator landing 33 on the third floor. That means twenty. The base unit 20 supports the upper part of the door 11 on the second floor and the lower part of the door 11 on the third floor.

  As shown in FIGS. 1 and 2, the base body 16 constituting the base unit 20 of the doorway device 10 is provided with two anchor points 21 into which anchor bolts 23 to be described later are inserted. 16 is fixed to the hoistway inner wall 31a by passing the anchor bolt 23 through the anchor point 21 of the base body 16 and fixing it to the hoistway inner wall 31a.

  Further, as described above, the base body fixed to the elevator hall 33, for example, the hoistway inner wall 31a between the opening 32 of the elevator landing 33 on the second floor shown in FIG. 2 and the opening 32 of the elevator landing 33 on the third floor. A hanger rail 13 corresponding to the elevator landing 33 on the second floor is fixed to a lower portion of the base 16, and a hall sill 15 corresponding to the elevator landing 33 on the third floor is fixed to an upper portion of the base body 16 on the second floor. ing. At this time, the hanger rail 13 is attached to the lower part of the base body 16 by the fastener 30.

  Further, as shown in FIG. 2, a hanger roller 14 is attached to the upper end of the door 11 on the second floor, and a door hanger 17 for suspending the door 11 on the second floor is provided. 14 is rotatably supported by a hanger rail 13 fixed to the base body 16. The lower part of the third-floor door 11 is supported by the above-described hole sill 15 fixed to the second-floor base body 16 so that the third-floor door 11 can slide in the opening and closing direction.

  As shown in FIG. 4, the upper end of the fisher plate 22 is attached to the hole sill 15 fixed to the base body 16, and the fisher plate 22 extends downward from the hole sill 15 in the vertical direction. As shown in FIG. 5 (a), the lower end of the fisher plate 22 extends to a position below the upper end of the door hanger 17, whereby an elevator car (not shown) is located at a place other than the elevator hall 33. And the car door (not shown) is accidentally opened, passengers in the car can enter the space 35s (FIG. 5 (a)) formed below the hall sill 15. It can prevent falling or being caught.

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

  First, as shown in FIG. 4, the base body 16, the hole sill 15, the hanger rail 13, and the fisher plate 22 are prepared in a required quantity corresponding to the number of elevator halls 33. In this case, the hole sill 15 is fixed to the upper part of the base body 16 in advance.

  First, as shown in FIG. 5A, the hanger rail 13 is attached to the lower portion of the base body 16 with a fastener 30 including a bolt 25, a spacer 26, and a nut 29. Specifically, after the spacer 26 is disposed in the vicinity of the bolt hole (fastening portion) 28 into which the bolt 25 is inserted in the base body 16, the bolt hole 28, the spacer 26, and the insertion hole provided in the hanger rail 13. (Not shown). Next, the bolt 25 is inserted into the bolt hole 28, the spacer 26, and the insertion hole of the hanger rail 13, and finally the bolt 25 is fastened by the nut 29. Accordingly, the hanger rail 13 is attached to the lower portion of the base body 16 with the spacer 26 interposed between the base body 16 and the hanger rail 13.

  Next, the Fisher plate 22 is attached to the hole sill 15. In this case, first, the fisher plate 22 is brought into contact with the hole sill 15 so that a bolt hole (not shown) provided at the upper end of the fisher plate 22 and a bolt hole (not shown) provided in the hole sill 15 overlap. Make contact. Next, a bolt (not shown) is inserted into a bolt hole provided at the upper end of the fisher plate 22 and a bolt hole provided in the hole sill 15, whereby the fisher plate 22 is attached to the hole sill 15.

  Next, the base body 16 to which the hole sill 15, the hanger rail 13, and the fisher plate 22 are fixed is fixed to the hoistway inner wall 31 a between the openings 32 of the elevator hall 33. In this case, as shown in FIG. 5A, the spacer 24 is first placed at a position where the anchor bolt 23 penetrates in the hoistway inner wall 31a. Next, the spacer 24 and the anchor point 21 formed on the base body 16 are overlapped, and the anchor bolt 23 is inserted into the anchor point 21 and the spacer 24, and finally the anchor bolt 23 is inserted into the hoistway inner wall 31a. . By performing this operation at the two anchor points 21, the base body 16 is firmly fixed to the hoistway inner wall 31a. Thus, the base body 16, the hanger rail 13 provided at the lower part of the base body 16, the hole sill 15 provided at the upper part of the base body 16, and the fisher plate 22 provided at the hole sill. The base unit 20 is fixed to the hoistway inner wall 31a.

  Next, the operation of the hanger rail 13, the hole sill 15, and the fisher plate 22 provided on the base body 16 will be described in order.

  First, the operation effect | action in which the door 11 of the elevator platform 33 corresponding to the said hanger rail 13 is suspended by the hanger rail 13 so that opening and closing is possible is demonstrated. A door hanger 17 is attached to the upper end of the door 11 in advance, and a hanger roller 14 is attached to the door hanger 17 via a shaft portion 27. The hanger roller 14 is rotatably supported by a hanger rail 13 provided at a lower portion of the base body 16, whereby the door 11 is suspended from the hanger rail 13 and the door 11 is hung on the hanger rail 13. It is opened and closed along.

  Next, the driving action in which the door 11 of the elevator hall 33 on the floor one level higher than the elevator hall 33 corresponding to the hall sill 15 is guided in the opening / closing direction by the hall sill 15 will be described. In this case, it is assumed that the hall sill 15 is fixed to the base body 16 on the second floor, for example. At this time, a threshold groove 15a corresponding to the guide shoe 11a (FIG. 5A) provided at the lower end of the door 11 on the third floor is formed on the upper surface of the hall sill 15 on the second floor. Then, the third floor door 11 is placed on the second floor hall sill 15 by fitting the guide shoe 11a of the third floor door 11 into the threshold groove 15a of the second floor hall sill 15. Thereby, the door 11 on the third floor can be slid along the threshold groove 15a formed in the hall sill 15 on the second floor.

  Next, the operation of the fisher plate 22 will be described. As shown in FIG. 5A, the lower end of the fisher plate 22 extends to a position below the upper end of the door hanger 17. For this reason, even if the elevator car (not shown) stops at a place other than the elevator hall 33 and the door (not shown) of the car is accidentally opened, the passenger can make the base body 16 or the hanger rail 13. There is no touch. Thus, it is possible to prevent a passenger in the car from falling into the space 35s formed below the hall sill 15.

  As described above, according to the present embodiment, the elevator doorway apparatus 10 includes the hoistway inner wall 31a between the opening 32 of the elevator landing 33 and the opening 32 of the elevator landing 33 on the first floor above the elevator landing 33. The base body 16 is provided with a hanger rail 13 corresponding to the elevator landing 33 at the lower part of the base body 16. A hall sill 15 corresponding to the elevator platform on the floor one level above the elevator platform 33 is provided. For this reason, the base body 16 can be fixed to the hoistway inner wall 31a by the two anchor points 21 provided on the base body 16, whereby the hanger rail 13 corresponding to the elevator landing 33 and the The hall sill 15 corresponding to the elevator landing on the floor one level above the elevator landing 33 can be easily and easily provided in the hoistway 31. Thereby, the elevator doorway apparatus 10 can be installed in the hoistway 31 with a small number of work steps.

  Further, according to the present embodiment, the fisher plate 22 extending downward in the vertical direction is attached to the hole sill 15 of the base unit 20. For this reason, even when the car that moves up and down the elevator hoistway 31 stops at a place other than the elevator landing 33 due to a fire or the like, and the door of the car is accidentally opened, the passenger may be able to open the base body 16 or the hanger rail 13 or the like. Never touch. Accordingly, it is possible to prevent a passenger in the car from falling into the space 35 s formed below the hall sill 15.

  In the present embodiment, the example in which the hanger rail 13 is attached to the lower part of the base body 16 by the fastener 30 including the bolt 25, the spacer 26, and the nut 29 is shown. However, the present invention is not limited to this, and as shown in FIGS. 6 and 7, the hanger rail 13 may be formed integrally with the base body 16 by bending the lower portion of the base body 16. In this case, the number of parts of the elevator doorway device 10 can be reduced, whereby the elevator doorway device 10 can be installed in the hoistway 31 at a lower cost.

  Moreover, in this Embodiment, the spacer 24 was interposed between the base body 16 and the hoistway inner wall 31a, and the example was shown. However, the present invention is not limited to this, and as shown in FIG. 5B, the base body 16 may be fixed to the hoistway inner wall 31a with the base body 16 in direct contact with the hoistway inner wall 31a. Good. In this case, as shown in FIG. 5B, a curved portion 16a is formed in the base body 16 so that the head of the bolt 25 of the fastener 30 can be positioned between the base body 16 and the hoistway inner wall 31a. can do. In this way, the base body 16 can be firmly fixed to the hoistway inner wall 31a by bringing the base body 16 into direct contact with the hoistway inner wall 31a.

  Moreover, in this Embodiment, the example in which the fastener 30 was comprised by the volt | bolt 25, the spacer 26, and the nut 29 was shown. However, the present invention is not limited to this, and as shown in FIG. 5 (c), the fastener 30 may be constituted by a weld stud 25 a, a spacer 26, and a nut 29. In this case, the welding stud 25a is fixed to the base body 16 by welding. Further, a screw thread is formed on the outer peripheral surface of the weld stud 25a, whereby the weld stud 25a can be fastened by the nut 29. In this way, the base body 16 can be firmly fixed to the hoistway inner wall 31a by bringing the base body 16 into direct contact with the hoistway inner wall 31a.

  Next, a modification of the first embodiment of the present invention will be described with reference to FIG. That is, in the first embodiment shown in FIGS. 1 to 7, the base body 16 may be provided with a plurality of bolt holes 28 in multiple stages in the vertical direction.

  In this modification, as shown in FIG. 8, bolt holes 28 for attaching the hanger rails 13 are provided in the base body 16 in a multistage manner in the vertical direction. The hanger rail 13 is attached to the base body 16 by a fastener 30 through a bolt hole 28 in a predetermined step. Therefore, the hanger rail 13 can be attached to a desired height. Thus, even when the height of the elevator hall 33 varies from floor to floor, the entrance / exit device 10 can be installed in the elevator hall 33 on each floor by preparing one type of base body 16.

  Next, the operation of this modified example having such a configuration will be described. First, the base body 16, the hole sill 15, the hanger rail 13, and the fisher plate 22 are prepared in a required quantity corresponding to the number of elevator halls 33. In this case, as in the case of the first embodiment shown in FIGS. 1 to 7, the hanger rail 13 is provided at the lower portion of the base body 16, and the fastener 30 including the bolt 25, the spacer 26, and the nut 29. Install by. At this time, as shown in FIG. 8, the hanger rail 13 has a predetermined height corresponding to the height of the elevator hall 33 on the floor where the base body 16 is provided and the height of the door 11 in the elevator hall 33. The hanger rail 13 is attached to the base body 16 by a fastener 30 through a bolt hole 28 in a predetermined step so that the hanger rail 13 is fixed at the base. Thus, by preparing only one type of base body 16, the entrance / exit device 10 can be installed at the elevator landing 33 on each floor.

  Thus, according to this modification, the bolt hole 28 for attaching the hanger rail 13 to the base body 16 of the elevator doorway apparatus 10 is provided in multiple stages in the vertical direction. It is attached to the base body 16 by a fastener 30 through a bolt hole 28 of the above. For this reason, the hanger rail 13 can be fixed at a predetermined height corresponding to the height of the elevator hall 33 on the floor where the base body 16 is provided and the height of the door 11 at the elevator hall 33. Thus, by preparing one type of base body 16, the entrance / exit device 10 can be installed at the elevator landing 33 on each floor.

Second Embodiment Hereinafter, with reference to FIGS. 9 and 10, a description will be given of a second embodiment of the present invention. Here, FIG. 9 is a diagram showing a perspective view of the entire entrance / exit device in the second embodiment of the present invention, and FIG. 10 is a longitudinal sectional view of the entrance / exit device in the second embodiment of the present invention. FIG.

  In the second embodiment shown in FIGS. 9 and 10, instead of providing the base body 16, a pair of vertical supports, for example, a pair of L-shaped angle steel members 41 are provided, and the hanger rails 13 corresponding to the elevator landings 33 and The hole sill 15 is different only in that both ends are supported by a pair of L-shaped angle steel members 41, and other configurations are substantially the same as those of the first embodiment shown in FIGS. . 9 and 10, the same parts as those of the first embodiment shown in FIGS. 1 to 8 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 9, the elevator doorway apparatus 10 includes a door 11 attached to an opening 32 of each elevator landing 33 so as to be freely opened and closed, and a hanger roller 14 (not shown), and a door hanger that suspends the door 11. 17 (not shown), a hanger rail 13 that rotatably supports the hanger roller 14 of the door hanger 17, a hole sill 15 having a sill groove that guides the door 11 in the opening and closing direction, and a hoistway inner wall 31a, A pair of L-shaped angle steel members 41 extending in the vertical direction along one side and the other side of the opening 32 of each elevator platform 33 are provided. The hanger rail 13 and the hole sill 15 corresponding to each elevator platform 33 are supported by a pair of L-shaped angle steel members 41 at both ends.

  An anchor point 21 into which the anchor bolt 23 is inserted is provided on a surface parallel to the door 11 in each L-shaped angle steel material 41, and the L-shaped angle steel material 41 includes the anchor bolt 23 and the L-shaped angle steel material 41. It is fixed to the hoistway inner wall 31a by passing through the anchor point 21 and being fixed to the hoistway inner wall 31a. At this time, in each L-shaped angle steel material 41, the anchor points 21 are provided at a rate of one place for each floor.

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

  First, a pair of L-shaped angle steel material 41 is prepared, and this is attached to the hoistway inner wall 31a. In this case, as shown in FIG. 10, the spacer 24 is first arranged at a position where the anchor bolt 23 is inserted in the hoistway inner wall 31a. Next, the L-shaped angle steel material 41 is positioned so that the spacer 24 and the anchor point 21 of the L-shaped angle steel material 41 overlap. Thereafter, the anchor bolt 23 is inserted into the anchor point 21 and the spacer 24, and then the anchor bolt 23 is inserted into the hoistway inner wall 31a. By carrying out this operation at each anchor point 21, the L-shaped angle steel material 41 is fixed to the hoistway inner wall 31a.

  Next, the hanger rail 13 and the hole sill 15 corresponding to each elevator landing 33 are prepared, and these are attached to the pair of L-shaped angle steel members 41. In this case, for example, in order to attach one end of the hanger rail 13 to one L-shaped angle steel material 41, as shown in FIG. 10, a bolt hole (see FIG. The hanger rail 13 is positioned with respect to the L-shaped angle steel material 41 so that a bolt hole (not shown) provided in the hanger rail 13 overlaps. Thereafter, the bolt 25 is inserted into each bolt hole of the hanger rail 13, and finally the bolt 25 is fastened by the nut 29. Thereby, one end of the hanger rail 13 is attached to one L-shaped angle steel material 41. Similarly, by attaching the other end of the hanger rail 13 to the other L-shaped angle steel material 41, the hanger rail 13 is fixed to the pair of L-shaped angle steel materials 41.

  Next, the hole sill 15 is fixed to the pair of L-shaped angle steel members 41 by the same procedure as fixing the hanger rail 13 to the pair of L-shaped angle steel members 41. In this way, the prepared hanger rail 13 and hole sill 15 can be fixed to the pair of L-shaped angle steel members 41. The state of the hanger rail 13 and the hole sill 15 fixed to the pair of L-shaped angle steel members 41 is the same as that of the first embodiment shown in FIGS. .

  As described above, according to this embodiment, the elevator doorway apparatus 10 is provided on the inner wall 31a of the hoistway and extends in the vertical direction along one side and the other side of the opening 32 of each elevator landing 33. The hanger rail 13 and the hole sill 15 corresponding to each elevator hall 33 are supported by a pair of L-shaped angle steel materials 41. For this reason, compared with the case where the back angle 18 corresponding to the opening 32 of each elevator landing 33 is provided on the hoistway inner wall 31a on each floor, the elevator doorway device 10 can be installed in the hoistway 31 with a smaller number of work steps. .

  In the present embodiment, an example is shown in which bolt holes for attaching the hanger rail 13 and the hole sill 15 to the L-shaped angle steel material 41 are provided on a surface of the L-shaped angle steel material 41 parallel to the door 11. However, the present invention is not limited to this, and a hole for attaching the hanger rail 13 and the hole sill 15 to the L-shaped angle steel material 41 may be provided on a surface of the L-shaped angle steel material 41 perpendicular to the door 11.

  Moreover, in this Embodiment, the volt | bolt 25 for attaching the hanger rail 13 and the hole sill 15 to the L-shaped angle steel material 41 showed the example fastened with the nut 29. FIG. However, the present invention is not limited to this, and a screw thread is formed on the inner wall of a bolt hole (not shown) provided in the hanger rail 13 and the hole sill 15 in order to insert the bolt 25, and the bolt 25 is formed by this screw thread. May be fastened.

FIG. 1 is a diagram showing a base unit according to the first embodiment of the present invention. FIG. 2 is a cross-sectional view of the entire doorway device according to the first embodiment of the present invention. FIG. 3 is a perspective view of the entire doorway device according to the first embodiment of the present invention. FIG. 4 is a diagram showing a base unit having a Fisher plate in the first embodiment of the present invention. FIG. 5 (a) is a view showing a longitudinal sectional view of the doorway apparatus in the first embodiment of the present invention, and FIG. 5 (b) is a modification of the base body in the first embodiment of the present invention. FIG. 5C is a diagram showing a modification of the fastener in the first embodiment of the present invention. FIG. 6 is a view showing a hanger rail integrally formed with the base body of the base unit in the first embodiment of the present invention. FIG. 7 is a diagram showing a hanger rail integrally formed with the base body of the base unit in the first embodiment of the present invention. FIG. 8 is a view showing a modification in which a plurality of fastening portions are provided on the base body of the base unit in the first embodiment of the present invention. FIG. 9 is a perspective view of the entire doorway apparatus according to the second embodiment of the present invention. FIG. 10 is a longitudinal sectional view of an entrance / exit device according to the second embodiment of the present invention. FIG. 11 is a perspective view of a conventional doorway device. FIG. 12 is a perspective view of a conventional doorway device.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Elevator entrance / exit apparatus 11 Holder 11a Guide shoe 12 Header case 13 Hanger rail 14 Hanger roller 15 Hole sill 15a Sill groove 16 Base body 16a Curved part 17 of base body 18 Hanger 18 Back angle 20 Base unit 21 Anchor point 22 Fisher plate 23 Anchor bolt 24 Spacer 25 Bolt 25a Welding stud 26 Spacer 27 Shaft portion 28 Bolt hole 29 Nut 30 Fastener 31 Hoistway 31a Hoistway inner wall 32 Opening 33 Elevator landing 41 L-shaped angle steel

Claims (6)

In an elevator entrance / exit device installed in a plurality of elevator landings and installed in an opening between each elevator landing and a hoistway,
Doors that can be freely opened and closed at the opening of each elevator platform;
A door hanger that is installed at this elevator platform and has a hanger roller attached to suspend the door,
A hanger rail that is provided at the elevator platform and rotatably supports the hanger roller of the door hanger,
A hall sill that is provided at the elevator platform and has a sill groove that guides the door in the opening and closing direction,
A base body that is fixed to the inner wall of the hoistway between the opening of the elevator landing and the opening of the elevator landing on the floor one level above the elevator landing, and extends in the horizontal direction,
A hanger rail corresponding to the elevator landing is provided in the lower part of the base body, and a hall sill corresponding to the elevator landing on the floor one level above the elevator landing is provided in the upper part of the base body. Elevator doorway device characterized.   The elevator doorway apparatus according to claim 1, wherein the hanger rail is formed integrally with the base body by bending a lower portion of the base body.   The elevator doorway apparatus according to claim 1, wherein the hanger rail is attached to a lower portion of the base body by a fastener.   Fastening parts for attaching the hanger rail to the base body are arranged in multiple stages in the vertical direction, and the hanger rail is attached to the base body with a fastener through a predetermined stage of the fastening part, so that the hanger rail can be attached as desired. The elevator doorway apparatus according to claim 3, wherein the elevator doorway apparatus is attached to a position.   The elevator doorway apparatus according to any one of claims 1 to 4, wherein a fisher plate extending downward in the vertical direction is attached to a hole sill provided in the elevator hall. In an elevator entrance / exit device installed in a plurality of elevator landings and installed in an opening between each elevator landing and a hoistway,
Doors that can be freely opened and closed at the opening of each elevator platform;
A door hanger that is installed at this elevator platform and has a hanger roller attached to suspend the door,
A hanger rail that is provided at the elevator platform and rotatably supports the hanger roller of the door hanger,
A hall sill that is provided at the elevator platform and has a sill groove that guides the door in the opening and closing direction,
A pair of vertical supports provided on the hoistway inner wall and extending in the vertical direction along one side and the other side of the opening of each elevator platform,
An elevator doorway apparatus characterized in that the hanger rail and the hall sill corresponding to each elevator landing are supported at both ends by a pair of vertical supports.

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