JPH0718941A - Mounting structure of opening and closing cover - Google Patents

Abstract

PURPOSE:To make it possible to replace an opening and closing cover at a lower cost and simplify mounting adjustment in a shorter time and hence considerably reduce required mounting and adjustment time by using an existing mounting component as it is. CONSTITUTION:There are provided a substantially U-shaped cross section first fitment 9 which provides a horizontal unit 9a and a rising unit 9b and a long hole 9d in the horizontal unit 9a and a substantially L-shaped cross section second fitment which provides a rising unit 11a to which a long hole 11c is installed in the vertical direction and a horizontal unit 11b and a hinge 10. The position of a fulcrum of the hinge 10 may be arranged to be higher than the surface of a fixing unit so that it may be possible to adjust three-way directional mounting positions of an emergency rescue opening cover.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for an opening / closing lid whose mounting position is adjustable.

[0002]

2. Description of the Related Art FIG. 3 is a top view of a conventional opening / closing lid mounting structure used for a rescue exit lid of an elevator car, and FIG. 4 is a sectional view taken along the line II of FIG. In FIGS. 3 and 4, 1 is a ceiling plate that is a fixed portion, and 2 is a rescue door lid that is attached to the ceiling plate 1 of the elevator car and serves as a doorway for rescue in an emergency. Further, 3 is a rear wall of the elevator car, 4 is a floor, and 5 is a door plate serving as an entrance / exit.

At the rescue exit lid portion of the elevator car, there are two hinges that can open and close the rescue exit lid 2.
Individually installed. An enlarged view of this rescue lid portion is shown in FIGS. According to this, the hinge 6 is fixed to the upper end portion of the rescue outlet lid 2 at one plate portion 6a thereof by a fixing means such as spot welding. The other plate portion 6b of the hinge 6 is a reinforcing plate 7 fixed to the ceiling plate 1 and having an L-shaped cross section.
It is fixed to the reinforcing plate 7 by the stud bolts 8 welded to, and the rescue outlet lid 2 can be opened and closed by rotating around the fulcrum 6c of the hinge 6.

In the installation work of the elevator, it may be necessary to replace the rescue exit cover 2 in order to make the products of various kinds by changing the design of the ceiling surface of the elevator car. In the replacement work of the rescue exit lid 2, conventionally, a method has been adopted in which the rescue exit lid 2 having a hinge 6 having the same shape as the existing one is attached. However, in the case of such a working method, 1) the mounting position of the existing stud bolt 8 is the reinforcing plate 7.
Since there are individual errors in the vertical, horizontal, and front-back directions depending on the plate thickness and the accuracy of work, and the existing mounting parts cannot be used as they are for adjustment, it is not possible to successfully install a new rescue lid.

2) On the other hand, in the case of newly providing a mounting bracket for mounting the rescue outlet lid, it is necessary to change the mounting hole on site to adjust the mounting position, which results in an increase in cost. And 1 that the design side requires
Precise adjustment is required to secure a gap of mm, so it takes a long time to work.

There is a problem that

The present invention has been made in order to solve the above-mentioned problems, and by making it possible to use existing attachment parts as they are, it is possible to reduce the cost for replacement work of the rescue exit lid and to attach the opening / closing lid. It is an object of the present invention to provide a mounting structure for an opening / closing lid that can be easily adjusted in a short time and can significantly reduce the mounting and adjusting time.

[0008]

A mounting structure for an opening / closing lid according to the present invention is a first mounting member having a substantially U-shaped cross section, which has a horizontal portion, a rising portion, and a hinge mounting portion facing the horizontal portion. The horizontal portion is provided with an elongated hole in a direction substantially parallel to the joining side of the horizontal portion and the rising portion, and the first mounting bracket screwed to the fixing portion in the elongated hole, and the horizontal portion and the rising portion. A second mounting bracket having a substantially L-shaped cross-section, the horizontal part being fixed to the opening / closing part, and the rising part having a second mounting bracket provided with a long hole in the vertical direction. ing.

Further, one plate part is fixed to the hinge mounting part of the first mounting member, and the other plate part has a hinge screwed in the elongated hole of the rising part of the second mounting member. It is possible to adjust the mounting position of the opening / closing lid in three directions.

[0010]

In the mounting structure of the opening / closing lid according to the present invention, when the opening / closing lid is rotatably supported on the fixed plate such as the ceiling by the hinge, a new mounting metal fitting is adopted, and the fulcrum position of the hinge is located on the fixed plate surface. The height is high, and the existing mounting parts are used as they are, so that the mounting position of the open / close lid can be adjusted in three directions: front, back, left and right, and up and down. Therefore, the opening / closing lid can be easily attached and adjusted in a short time, the installation / adjustment time can be significantly shortened, and the cost of replacing the opening / closing lid can be reduced.

[0011]

FIG. 1 is a plan view showing an embodiment in which the opening / closing lid mounting structure according to the present invention is applied to a rescue exit lid mounting structure in an elevator car, and FIG. A
It is sectional drawing in a line. In the figure, 1 is a ceiling plate that is a fixed portion, and 2 is a ceiling plate 1 of an elevator car that is an opening / closing lid.
It is a rescue exit lid that is attached to and serves as an entrance for rescue in an emergency. Reference numeral 7 denotes a reinforcing plate which is fixed to the ceiling plate 1 similar to that shown in FIG. 6 by welding and is bent to have an L-shaped cross section, and a stud bolt 8 is firmly attached to the reinforcing plate 7 by welding. The stud bolt 8 is thus firmly attached to the ceiling plate 1. The first mounting member 9 formed by bending in a U-shaped cross section is provided with a horizontal portion 9a, a rising portion 9b, and a hinge mounting portion 9c facing the horizontal portion 9a.

The first mounting member 9 has a horizontal portion 9a
It is firmly fixed to the reinforcing plate 7 via the stud bolts 8,
Therefore, it is fixed to the ceiling plate 1 which is the fixing portion.
Further, the plate portion 10a of the hinge 10 is fixed to the hinge mounting portion 9c by welding. 2B is a plan view of the stud bolt 8 as seen from the direction of arrow B in FIG. 2A. As shown in FIG. 2B, the horizontal portion 9a is provided with an elongated hole 9d for adjusting the tightening position of the stud bolt 8 in the direction of the adjustment direction A. The mounting bracket 9 is firmly fixed to the reinforcing plate 7 and the ceiling plate 1 via stud bolts 8 so as to be adjustable in the adjustment direction A.

Next, the other plate portion 10b of the hinge 10
Is formed by being bent to have an L-shaped cross section, and the rising portion 1 is formed.
It is fastened and fixed by countersunk screws 12 to the rising portion 11a of the second mounting member 11 having 1a and the horizontal portion 11b. The flat head screw 12 viewed from the direction of arrow C in FIG.
As shown in FIG. 2C, which is a plan view of FIG. 2, an elongated hole 11c is provided in the rising portion 11a of the second mounting member 11 so that the tightening position by the countersunk screw 12 can be adjusted in the adjustment direction c. It is provided.

A spacer 13 is inserted between the plate portion 10b of the hinge 10 and the rising portion 11a of the second mounting member 11. The horizontal portion 11b of the second mounting member 11 is fixed to the upper surface of the rescue outlet lid 2 by a fixing means such as welding, and the rescue outlet lid 2 can freely rotate about the fulcrum 10c of the hinge 10 to be opened and closed. ing.

According to the attachment structure of the opening / closing lid applied to the attachment structure of the rescue exit lid of the elevator car according to the present embodiment configured as described above, the adjustment directions A and B shown in FIG. 1 and FIG. The mounting position can be adjusted in the three directions shown in the adjustment direction C.

That is, the adjusting direction A is the first mounting bracket 9
Adjustment is performed at the position where the stud bolt 8 is tightened using the elongated hole 9d.

The adjustment direction (i) is adjusted by increasing or decreasing the spacer 13 inserted between the second mounting member 11 and the hinge 10.

The adjusting direction c is the long hole 1 of the second mounting member 11.
1c is used to adjust the position at which the flat head screw 12 is tightened.

Next, a procedure for replacing the rescue outlet lid 2 which is an opening / closing lid will be described. First, attach the rescue lid 2 to the stud bolt 8
Using the flat head screw 12 and the first mounting bracket 9 and the hinge 10, it is temporarily fixed. Next, the elongated hole 9d of the first mounting member 9
Use the to determine the position of adjustment direction A, and use the stud bolt 8
Fix the part of. Further, the space b is adjusted by increasing or decreasing the thickness of the spacer 13, and the positioning in the adjustment direction (a) is performed. For adjusting direction c
Positioned naturally when setting with 1c.
Finally, the clearance a between the ceiling plate 1 and the rescue door 2 which is the design surface
The work of replacing the rescue outlet lid 2 is completed by tightening and fixing the flat head screw 12 while checking and adjusting (about 1 mm).

By doing the above, the rescue door lid 2
Adjusting the mounting positions in the front, rear, left and right, and upper and lower directions in a short time as needed, and using the existing reinforcing plate 7 etc. as it is, without being restricted by the plate thickness or the mounting accuracy of the stud bolts 8, The gap and flatness between the ceiling plate 1 and the rescue door 2 can be set to a level that does not cause a problem in terms of design, and the cost can be reduced.

The mounting structure of the opening / closing lid according to the present invention is as follows.
The present invention is applicable not only to the rescue door of an elevator car but also to all existing opening / closing lids using hinges.

In the drawings, the same reference numerals indicate the same or corresponding parts.

[0023]

As described above, according to the opening / closing lid mounting structure of the present invention, the opening / closing lid can be adjusted in three directions, so that the opening / closing lid can be installed in the existing installation. By using the parts for use as they are, the cost can be reduced, and the mounting and adjusting of the opening / closing lid can be easily and quickly performed, and the mounting and adjusting time can be significantly shortened.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment in which the present invention is applied to a mounting structure for a rescue exit lid of an elevator car.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 is a top view of an elevator car using a conventional attachment structure for a rescue door.

4 is a cross-sectional view taken along the line I-I of FIG.

5 is a plan view of a mounting structure portion of the rescue hatch cover of FIG. 3. FIG.

6 is a sectional view taken along line II-II of FIG.

[Explanation of symbols]

 1 Ceiling Board 2 Rescue Exit Cover 7 Reinforcement Plate 8 Stud Bolt 9 First Mounting Bracket 10 Hinge 11 Second Mounting Bracket 12 Flat Head Screw 13 Spacer

Claims (1)

[Claims] 1. A first mounting member having a substantially U-shaped cross section having a horizontal portion, a rising portion, and a hinge mounting portion facing the horizontal portion, wherein the horizontal portion and the rising portion are provided in the horizontal portion. A second mounting bracket having a long hole in a direction substantially parallel to a joint side with the first mounting bracket screwed to a fixing portion in the long hole, and a substantially L-shaped cross section having a horizontal portion and a rising portion. The horizontal part is fixed to the opening / closing part, the rising part has a second mounting bracket having a long hole in the vertical direction, and one plate part is fixed to the hinge mounting part of the first mounting bracket. And the other plate portion has a hinge screw-fixed in the elongated hole of the rising portion of the second mounting member, the opening / closing lid mounting structure.