JPH11286381A - Elevator entrance device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an elevator entrance device in which a sill can be mounted from the side of a hall without using temporary supporting members. SOLUTION: A cage floor 3 is formed up in such a way that the side of a hoistway over a cage floor beams 2 is not covered, a first supporting member 4 is fixed to the side of the hoistway over the upper surface of the cage floor 2, a sill is supported by the first supporting member A by way of a second supporting member 6, the first supporting member 4 is connected with the second supporting member 6 by a connecting part capable of being adjusted in position using slotted holes 10 in the vertical direction and slotted holes 11 in the depth direction, and the second supporting member 6 is connected with the sill 8 by a connecting part adjustable in position using a slotted hole in the width direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator doorway device having a sill mounting portion.

[0002]

2. Description of the Related Art As disclosed in Japanese Patent Laid-Open Publication No. 3-31189, a conventional elevator entrance / exit device uses an anchor bolt to attach a first temporary support member to a floor portion of a landing when an elevator sill is mounted below the landing. Attach the second temporary support member integrated with the sill to this first temporary support member, temporarily fix it on the landing floor, and then complete the finishing work on the building wall around the landing From
The sill was finally fixed from the inside of the hoistway using the permanent support member.

[0003]

However, in order to temporarily fix the sill, which is an elevator entrance / exit device, on the landing floor temporarily as described above, the conventional elevator entrance / exit device has first and second sills on the landing floor side and the sill side, respectively. In addition to the need for the temporary support member and the second temporary support member, it is necessary to drive anchor bolts for temporary fixing on the floor of the landing, so that the number of parts and the number of work steps increase, and the work cost increases. I was In addition, since these first and second temporary support members are for temporary fixing, they are ultimately removed and need to be fixed again with the permanent support members from inside the hoistway. Sometimes, a work scaffold must be provided in the hoistway, and the work time as a whole has also increased.

[0004] It is an object of the present invention to provide an elevator doorway device which allows a sill to be attached from the landing floor side without using a temporary support member.

[0005]

According to the present invention, in order to achieve the above object, a building floor is formed above a building floor beam, a landing opening is formed on the hoistway side of the building floor, and a lower portion of the landing opening is formed. In the elevator doorway device configured by installing a sill, on the hoistway side of the upper surface of the building floor beam, a portion not covered by the building floor, and on the upper surface of the building floor beam not covered by the building floor Fixing the first support member, connecting the sill to the first support member via the second support member, between the first support member, the second support member and the sill, A connecting portion capable of adjusting the fixing position of the sill is configured.

[0006] As described above, the elevator doorway device of the present invention positively forms the upper surface of the building floor beam that is not covered by the building floor, and utilizes the upper surface of the building floor beam that is not covered by the building floor. Since one support member is fixed, and a sill is connected to the first support member via a second support member, and a connection portion capable of adjusting a fixing position of the sill is formed in each of these connection portions, As described above, the assembling work can be performed from the floor of the building without assembling the scaffold from the hoistway side, and the sill can be mounted without using a temporary support member.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 and FIG. 2 are a side view and a front view showing a main part of an elevator doorway device according to an embodiment of the present invention. A floor beam 2 is provided at the lower part of the platform 1 provided on each floor, and a building floor 3 is formed on the platform side on this floor beam 2 to an arbitrary position on the hoistway side on the left side of FIG. In addition, a portion of the hoistway on the building floor beam 2 that is not covered with the building floor 3 is formed. On the hoistway side of the building floor beam 2 that is not covered by the building floor 3, FIG.
A plurality of first support members 4 are fixed at predetermined intervals in the width direction by welding or the like, and each first support member 4 has an appropriate length so as to protrude into the hoistway as shown in FIG. Have. Each first support member 4 has a second support member 6
Are connected so as to be position-adjustable in the vertical direction indicated by the arrow 14 and the depth direction indicated by the arrow 15, that is, the first support member 4 is formed with a plurality of long holes 10 in the vertical direction. A plurality of elongated holes 11 in the depth direction which come into contact with and separate from the building floor 3 are formed at positions corresponding to the elongated holes 10, and are first supported by fixing means 7 using bolts and nuts inserted into these elongated holes 10, 11. The second support member 6 is connected to the member 4 so that the position can be adjusted. An elongated hole 12 in the width direction is formed at an upper portion of the second support member 6, and a fixing means 9 is fixed at a position corresponding to the elongated hole 12 at a lower portion of the sill 8. Into the second support member 6
The sill 8 is connected so as to be position-adjustable in the width direction indicated by the arrow 16 in FIG. In this way, the sill 8 can be fixed to a desired position in the lower part 1 of the landing by adjusting the positional relationship of the first support member 4, the second support member 6, and the sill 8 at respective connecting portions. I have.

Next, the operation of installing the above-described elevator doorway device will be described. When the sill 8 is mounted, first, at the time of building construction for forming the hoistway 13 before starting the installation work of the elevator, the building floor 3 is covered with the building floor 3 on the hoistway side of the building floor beam 2 as shown in FIG. A plurality of first support members 4 are fixed to the hoistway 13 side of the building floor beam 2 of each floor not covered with the building floor 3 by welding or the like during building construction. As shown in FIG. 4 which is an enlarged view of the main part 1 of FIG. 3, and FIG. 5 which is a plan view of FIG. 4, the first support member 4 has a long hole 10 in the vertical direction and has a building floor. A plurality of the beams 2 are welded at predetermined intervals in the width direction.
Next, when the elevator installation started, the sill 8
Of the sill 8 and the second support member 6 are temporarily fixed by inserting the fixing means 9 fixed to the lower part of the sill 8 into the elongated hole 12 formed in the second support member 6. Then, these temporarily fixed sill 8
And a second support member 6 mounted or arranged on the first support member 4, an elongated hole 10 formed in the first support member 4,
The elongated holes 11 formed in the second support member 6 are made to correspond to each other, and are temporarily fixed by the fixing means 7 inserted therein.

Next, the sill 8 is adjusted so as to be at a desired position in the lower part 1 of the landing. First, the sill 8 is adjusted in the vertical direction of the hoistway 13, that is, in the direction of the arrow 14 shown in FIG. The long hole 10 formed in the first support member 4 is
, The position of the sill 8 is adjusted while changing the position of the fixing means 7 in the elongated hole 10, and when this position is determined, the fixing means 7 is tightened to fix the first support member 4. , The second support member 6 is fixed. This operation is performed for all of the plurality of first support members 4.

Next, the arrow 1 shown in FIG.
5. Adjust the depth direction of 5. This is because the elongated hole 11 formed in the second support member 6 is formed so as to extend in the depth direction of the arrow 15, so that the fixing means 7 is slightly tightened and the second support member 4 6 can be moved in the depth direction. This operation is performed for all of the plurality of second support members 6, and when the adjustment operation is completed, the fixing means 7 is completely tightened to fix the first support member 4 and the second support member 6 together. .

Next, the arrow 1 shown in FIG.
Adjust the width direction of 6. This is because the elongated hole 12 formed on the sill 8 side of the second support member 6 is formed so as to extend in the width direction of the arrow 16, so that the fixing means 9 is slightly loosened and the sill for the second support member 6 is formed. 8 can be adjusted. This operation is performed on all of the plurality of second support members 6, and when the adjustment operation is completed, the fixing means 9 is completely tightened to fix the second support member 6 and the sill 8. The above-described series of operations are performed on each floor of the hoistway 13 to attach and fix the sills 8, respectively, but all of these operations are formed from the building floor 3 by the building floor 3 and the first support members 4. The gap 5 can be used.

According to such an elevator doorway device, the sill 8 is attached via the second support member 6 to the first support member 4 attached to the building floor beam 2 so as to protrude toward the hoistway 13. Since a connecting portion that can be adjusted in the vertical direction, the depth direction, and the width direction is formed between these three members, it can be performed from the building floor 3 side without providing a working scaffold in the hoistway 13. As described above, the work of mounting the sill 8 can be performed without using a temporary support member, so that the work cost can be reduced and efficient work can be realized.

In the above-described embodiment, the first support member 4 is formed with the elongated hole 10 in the vertical direction of the arrow 14 and the second support member 6 is formed with the elongated hole 11 in the depth direction of the arrow 15. Although provided, a long hole in the depth direction of arrow 15 may be formed in the first support member 4 and a long hole in the vertical direction of arrow 14 may be formed in the second support member 6. The position of the sill 8 can be adjusted.

[0014]

As described above, the elevator entrance / exit device according to the present invention has a portion not covered by the building floor on the hoistway side of the upper surface of the building floor beam, and the first support member is provided on the hoistway side of the building floor beam. A sill is attached to the first support member via the second support member, and a connecting portion that can adjust the fixing position of the sill is configured at a portion connecting these three members, so that the hoistway as in the related art The installation work of the sill can be performed without providing a working scaffold inside or using a temporary support member, thereby reducing work costs and realizing efficient work.

[Brief description of the drawings]

FIG. 1 is a side view showing a main part of an elevator doorway device according to an embodiment of the present invention.

FIG. 2 is a front view of the elevator doorway device shown in FIG.

FIG. 3 is a sectional view of the entire hoistway adopting the elevator doorway device shown in FIG. 1;

4 is an enlarged view of a main part of the elevator doorway device shown in FIG.

5 is a plan view of a main part of the elevator doorway device shown in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Lower part of landing 2 Building floor beam 3 Building floor 4 First support member 6 Second support member 8 Sill 10-12 Slot hole 13 Hoistway

Claims (2)

[Claims] 1. An elevator doorway device comprising: a building floor formed above a building floor beam; a landing opening formed on a hoistway side of the building floor; and a sill installed below the landing opening. A portion not covered by the building floor is formed on the hoistway side of the beam upper surface, and a first support member is fixed to the building floor beam upper surface not covered by the building floor. The sill is connected to the member via a second support member, and a connection portion capable of adjusting a fixing position of the sill is configured between the first support member, the second support member, and the sill. Elevator doorway device. 2. The device according to claim 1, wherein a connecting portion between the first support member and the second support member is inserted into an elongated hole extending in a vertical direction and a depth direction. An elevator doorway device, characterized in that the connecting portion between the second support member and the sill has a long hole extending in the width direction and a fixing means inserted into the long hole.