JP2006347728A - Sill device of elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sill device of an elevator capable of further surely regulating displacement in the vertical direction to a sill body of an additional sill, while preventing reduction in strength of the additional sill. <P>SOLUTION: A landing hall side additional sill installing part 1b is arranged on the car side of a landing hall sill body 1. A landing hall side additional sill 7 is fastened to a car side part of the landing hall side additional sill installing part 1b. A displacement regulating member 20 is fastened to a lower part of the landing hall side additional sill installing part 1b. The displacement regulating member 20 is provided with a support part 20a projecting in clearance between the landing hall sill body 1 and a car sill body. The landing hall side additional sill 7 is arranged on the upper side of the support part 20a. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an elevator sill device provided at a lower part of an elevator hall entrance and a car entrance.

  In a conventional elevator sill device, an auxiliary sill is arranged in a gap between a landing sill and a car sill. The auxiliary sill is fixed to the landing sill with a plurality of bolts screwed to the landing sill from the car sill side (see, for example, Patent Document 1).

JP 2004-269218 A

  In the conventional elevator sill apparatus as described above, if the number of bolts for fixing the auxiliary sill to the landing sill is small, the auxiliary sill cannot be firmly fixed to the landing sill. On the other hand, when the number of bolts is increased, the strength of the auxiliary sill is lowered.

  The present invention has been made to solve the above-described problems, and its purpose is to more reliably regulate the displacement of the additional sill in the vertical direction relative to the sill body while preventing the strength of the additional sill from decreasing. It is to provide an elevator sill device that can be used.

  An elevator sill apparatus according to the present invention includes a car sill body provided at a lower part of a car doorway, a landing sill body provided at a lower part of a landing doorway, and a support portion that protrudes into a gap between the car sill body and the landing sill body. And a displacement restricting member attached to at least one of the car sill body and the landing sill body, and an additional sill disposed in the gap and disposed above the support portion.

  According to the elevator sill apparatus of the present invention, since the additional sill is disposed on the upper side of the support portion, the displacement of the additional sill in the vertical direction with respect to the sill body can be regulated by the displacement regulating member. Therefore, the number of bolts for fixing the additional sill to the sill body can be reduced, and the vertical displacement of the additional sill with respect to the sill body can be more reliably regulated while preventing the strength of the additional sill from decreasing. Can do.

The best mode for carrying out the present invention will be described below with reference to the drawings.
Embodiment 1 FIG.
1 is a perspective view showing an elevator sill device according to Embodiment 1 of the present invention. In the figure, the landing sill body 1 is provided at the lower part of the landing doorway. The landing sill body 1 is provided with a plurality of landing sill grooves 1a for guiding opening and closing operations of landing doors (not shown). The car sill body 2 is provided at the lower part of the car doorway. The car sill body 2 is provided with a plurality of car sill grooves 2a for guiding the opening / closing operation of a car door (not shown).

  A gap (running clearance) 5 having a width of about 20 to 30 mm is provided between the landing sill body 1 and the car sill body 2. Note that the width direction of the gap 5 is a direction perpendicular to the entrance direction of the car doorway and the landing doorway.

  In the gap 5, a plurality of non-flexible additional thresholds 6 are arranged. The additional sill 6 includes a landing side additional sill 7 fixed to the landing sill body 1 and a car side additional sill 8 fixed to the car sill body 2 side.

  The landing side additional sill 7 and the car side additional sill 8 are arranged in a nested manner. That is, the hall side additional threshold 7 and the car side additional threshold 8 are arranged so as to be adjacent to each other with an interval of about several millimeters in the entrance direction of the car entrance and the hall entrance. In the width direction of the gap 5, the landing side additional threshold 7 does not face the car side additional threshold 8.

  Here, the size of the landing side additional threshold 7 and the car side additional threshold 8 in the width direction of the gap 5 is about 10 to 20 mm. Accordingly, the separation distance between the landing sill body 1 and the car-side additional sill 8 and the separation distance between the car sill body 2 and the landing-side additional sill 7 are about 10 mm.

  Next, FIG. 2 is an enlarged side view showing the vicinity of the landing side additional threshold 7 in FIG. In the figure, a flat portion 7 a is provided at the lower portion of the landing side additional threshold 7. On the upper part of the landing side additional sill 7, a protruding part 7 b is provided that protrudes from the flat part 7 a to the car sill body 2 side.

  On the car side of the landing sill body 1, a cylindrical opening-side additional sill attachment portion 1b having a partially opened opening is provided. A plurality of bolt holes (fastening holes) 11 are bored at equal intervals in the entrance / exit direction of the entrance / exit at the car side portion and the flat portion 7a of the landing side additional sill attachment portion 1b. A screw groove is provided in the inner peripheral portion of each bolt hole 11. A plurality of first seats 13 are arranged inside the landing side additional sill attachment portion 1 b in accordance with the position of the bolt hole 11.

  An additional sill fixing bolt (fastening member) 10 inserted through the bolt hole 11 along the horizontal direction from the car side is screwed to the first seat 13, so that the landing side additional sill 7 is the landing sill body 1. It is concluded with.

  In addition, a displacement regulating member 20 that is an inflexible plate member having an L-shaped cross section is disposed at the lower portion of the landing sill body 1. A plurality of bolt holes (fastening holes) 21 are formed in the lower part of the landing side additional sill attachment portion 1b and the displacement regulating member 20 at equal intervals in the entrance / exit direction. A screw groove is provided in the inner peripheral portion of each bolt hole 21. A plurality of second seats 17 are arranged in the interior of the landing side additional sill attachment portion 1 b in accordance with the position of the bolt hole 21.

  The displacement regulating member fixing bolt (fastening member) 16 inserted through the bolt hole 21 along the vertical direction from below the displacement regulating member 20 is screwed to the second seat 17, so that the displacement regulating member 20 is It is concluded with the landing sill body 1.

  The displacement regulating member 20 is provided with a support portion 20 a that projects into the gap 5. The landing side additional threshold 7 is disposed on the upper side of the support portion 20a. A first end portion 20 b is provided on the car side of the displacement regulating member 20. The first end 20b is in contact with the protrusion 7b. Further, a second end portion 20 c is provided on the landing side of the displacement regulating member 20. The second end 20c is disposed at the lower part of the landing threshold groove 1a. That is, the second end portion 20c is disposed on the landing side with respect to the landing side additional sill attachment portion 1b.

  The displacement of the landing side additional sill 7 in the vertical direction with respect to the landing sill body 1 is regulated by the shear force of the additional sill fixing bolt 10 and the displacement regulating member 20.

  Next, FIG. 3 is an enlarged side view showing the vicinity of the car side additional threshold 8 in FIG. In the figure, a car side additional sill attachment portion 2 b is provided on the landing side of the car sill body 2. A plurality of bolt holes 11 and bolt holes 21 are provided in the car side additional sill attachment portion 2b, similarly to the landing side additional sill attachment portion 1b.

  Further, the car-side additional sill 8 and the displacement regulating member 20 are fastened to the car-side additional sill attaching portion 2 b by bolts 10 and 16. The car side additional sill 8 is disposed on the upper side of the support portion 20a. Here, the landing side additional sill attaching portion 1b of the landing sill main body 1 has a partially opened cylindrical shape, but the car side additional sill attaching portion 2b is not hollow. That is, in the car sill body 2, the seats 13 and 17 are not used to fasten the car side additional sill 8 and the displacement regulating member 20 to the car side additional sill attachment portion 2b.

  The vertical displacement of the car-side additional sill 8 with respect to the car sill body 2 is regulated by the shear force of the additional sill fixing bolt 10 and the displacement regulating member 20.

  In such an elevator sill apparatus, since the additional sills 7 and 8 are arranged on the upper side of the support portion 20a, the vertical displacement of the additional sills 7 and 8 with respect to the sill main bodies 1 and 2 is fixed to the additional sill. Not only the shearing force of the bolt 10 but also the displacement regulating member 20 regulates it. Therefore, the number of additional sill fixing bolts 10 can be reduced, and the vertical displacement of the additional sills 7 and 8 with respect to the sill main bodies 1 and 2 can be more reliably prevented while preventing the strength of the additional sills 7 and 8 from being lowered. Can be regulated. That is, it is possible to more reliably prevent the additional thresholds 7 and 8 from falling.

  Moreover, in such an elevator sill apparatus, since the landing side additional sill 7 and the car side additional sill 8 are arranged in a nested manner, for example, the possibility of a wheelchair wheel being caught in the gap 5 is reduced. be able to.

Embodiment 2. FIG.
FIG. 4 is an enlarged side view showing a main part of the landing sill body 1 according to the second embodiment of the present invention. FIG. 5 is an enlarged side view showing a main part of the car sill body 2 according to Embodiment 2 of the present invention. In the first embodiment, the additional sills 7 and 8 are fastened to the sill main bodies 1 and 2, but as shown in FIG. 4, the additional sills 7 and 8 are not fastened to the sill main bodies 1 and 2. Also good. That is, the additional thresholds 7 and 8 may be supported only by the displacement regulating member 20.

  The landing side additional threshold 7 is connected to the landing threshold main body 1 by a chain 25 which is a connecting member. Similarly, the car-side additional sill 8 is connected to the car sill body 2 by a chain 25. Other configurations are the same as those in the first embodiment.

  In such an elevator sill apparatus, since the additional sills 7 and 8 are supported only by the displacement restricting member 20, the additional sills 7 and 8 need not be provided with the bolt holes 11, and the additional sills 7 and 8 are provided. It is possible to more reliably prevent the strength of the steel from being lowered.

  Further, in such an elevator sill apparatus, the additional sills 7 and 8 are connected to the sill main bodies 1 and 2 by the chain 25, so that the bolts 16 are loosened, for example, and the additional sill 7 by the displacement regulating member 20. Even if the additional thresholds 7 and 8 fall from the displacement regulating member 20, the fall is limited to a predetermined distance by the chain 25, and the additional thresholds 7 and 8 fall to the lower part of the hoistway. Can be prevented.

Embodiment 3 FIG.
FIG. 6 is an enlarged side view showing the main part of the landing sill body 1 according to Embodiment 3 of the present invention. FIG. 7 is an enlarged side view showing a main part of the car sill body 2 according to Embodiment 3 of the present invention. Although the shape of the displacement restricting member 20 in the first and second embodiments has been described as having an L-shaped cross section, the shape of the displacement restricting member 28 in the third embodiment is a flat plate shape. The displacement regulating member 28 is provided with a support portion 28 a that projects into the gap 5.

  Further, the landing side additional sill 7 and the car side additional sill 8 according to the first and second embodiments are provided with the protrusions 7b and 8b, but the landing side additional sill 29 and the car side additional sill according to the third embodiment are added. The threshold 30 is not provided with the protruding portions 7b and 8b. That is, the support portion 28a and the additional thresholds 29 and 30 are in contact with each other only on one plane. Further, the bottom surfaces 29a and 30a of the additional thresholds 29 and 30 of the third embodiment are wider than the bottom surfaces 7c and 8c of the additional thresholds 7 and 8 of the first and second embodiments. In other words, the cross-sectional area of the lower part of the additional sills 29 and 30 along the horizontal direction is made wider than the cross-sectional area along the horizontal direction of the lower part of the additional sills 7 and 8 of the first and second embodiments.

  Bolt holes 11 are provided in the displacement regulating member 28 and the additional thresholds 29 and 30. An additional sill fixing bolt 10 is screwed into the bolt hole 11 along the vertical direction from below the displacement regulating member 28. The additional thresholds 29 and 30 are fastened to the displacement regulating member 28 by the additional threshold fixing bolt 10. Other configurations are the same as those in the first embodiment.

  In such an elevator sill apparatus, the displacement regulating member 28 is formed in a flat plate shape, and the cross-sectional area of the additional sills 29 and 30 along the horizontal direction is made wider, so that the strength of the additional sills 29 and 30 is further increased. be able to.

Embodiment 4 FIG.
FIG. 8 is an enlarged side view showing a main part of the landing sill body 1 according to the fourth embodiment of the present invention. In the figure, the landing side additional sill attaching portion 1b is provided with a convex portion 33 protruding toward the car side. The landing side additional sill 34 is provided with a concave portion 35 into which the convex portion 33 is fitted. The landing sill body 1 and the landing side additional sill 34 are engaged with each other.

  Next, FIG. 9 is an enlarged side view showing a main part of the car sill body 2 according to Embodiment 4 of the present invention. In the figure, the car-side additional sill attaching portion 2b is provided with a concave portion 35, and the car-side additional sill 36 is provided with a convex portion 33 that fits into the concave portion 35. The car sill body 2 and the car side additional sill 8 are engaged with each other. Other configurations are the same as those of the third embodiment.

  In such an elevator sill apparatus, the sill main bodies 1 and 2 and the additional sills 34 and 36 are engaged with each other. Therefore, the additional sills 34 and 36 by the displacement regulating member 28 in the vertical direction with respect to the sill main bodies 1 and 2. The displacement regulation can be assisted, and the displacement can be more reliably regulated.

1 is a perspective view showing an elevator sill device according to Embodiment 1 of the present invention; FIG. It is a side view which expands and shows the boarding area side additional sill periphery of FIG. It is a side view which expands and shows the cage | basket | car side additional sill periphery of FIG. It is a side view which expands and shows the principal part of the landing sill main body by Embodiment 2 of this invention. It is a side view which expands and shows the principal part of the car sill main body by Embodiment 2 of this invention. It is a side view which expands and shows the principal part of the landing sill main body by Embodiment 3 of this invention. It is a side view which expands and shows the principal part of the car sill main body by Embodiment 3 of this invention. It is a side view which expands and shows the principal part of the boarding sill main body by Embodiment 4 of this invention. It is a side view which expands and shows the principal part of the car sill main body by Embodiment 4 of this invention.

Explanation of symbols

  1 main landing sill body, 2 car sill main body, 5 clearance, 6 additional sill, 7, 29, 34 additional sill on the landing side, 8, 30, 36 additional sill on the car side, 10 additional sill fixing bolt (fastening member), 11, 21 bolt hole (fastening hole), 16 displacement restricting member fixing bolt (fastening member), 20, 28 displacement restricting member, 20a, 28a support, 25 chain (connecting member).

Claims (6)

A car sill body at the bottom of the car doorway;
A landing sill body provided at the bottom of the landing doorway,
A displacement restricting member attached to at least one of the car sill body and the landing sill body, having a support portion protruding in a gap between the car sill body and the landing sill body;
An elevator sill device comprising: an additional sill disposed within the gap and disposed above the support portion. The additional sill includes a landing side additional sill fixed to the landing sill body and a car side additional sill fixed to the car sill body.
2. The elevator sill according to claim 1, wherein the platform-side additional sill and the car-side additional sill are arranged adjacent to each other in the entrance direction of the car entrance and the platform entrance. apparatus.   The said additional sill is fastened with the said landing sill main body by the fastening member inserted from the cage | basket | car side into the said fastening sill main body and the fastening hole provided in the said additional sill. The elevator sill device according to claim 1.   The said additional sill is fastened with the said car sill main body by the fastening member inserted from the boarding side through the fastening hole provided in the said car sill main body and the said additional sill. The elevator sill device according to any one of the above.   The displacement regulating member is disposed at a lower portion of the sill body, and the sill body is inserted by a fastening member inserted from below the displacement regulating member into a fastening hole provided in the sill body and the displacement regulating member. The elevator sill device according to any one of claims 1 to 4, wherein the elevator sill device is fastened.   The elevator sill apparatus according to any one of claims 1 to 5, wherein the additional sill is connected to at least one of the car sill body and the landing sill body by a connecting member.

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