JPH05330766A - Elevator car and joint - Google Patents

Abstract

PURPOSE:To improve assembling work efficiency for an elevator car at the installation site of an elevator and the interior design of the elevator car by carrying out all the jointing work of side plates which are vertically-installed on an elevator car floor safely, easily, and completely from the inside of the elevator car. CONSTITUTION:The side plate of in the center of the back surface among side plates which are vertically-installed on an elevator car floor 1 to be tightened to each other is divided into three in a horizontal direction to make it three side plates 30, 31, 32. These side plates 30, 31, 32 are tightened with the side plates through a joint 33 which is inserted from the upper part to be engaged, and the side plates 30, 31, 32 are tightened to each other through a joint 36 which is inserted from the upper part to be engaged.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the structure of an elevator cab.

[0002]

2. Description of the Related Art A conventional elevator cab assembly structure will be described with reference to FIGS. As shown in FIG. 11, the conventional elevator car room has a car floor 1, a doorway 2,
A skirting board 3 fixed around the upper surface of the car floor 1, a side plate 4 standing on the skirting board 3 in a standing manner, entrance pillars 5a and 5b standing on both sides of the entrance and exit 2, and an entrance pillar. It is composed of a curtain plate 6 provided on the upper part between the 5a and 5b, a ceiling 7, a car door 8 and joints 9 for joining the side plates 4.

The detailed structure of the elevator cab thus constructed will be described with reference to FIG. Baseboard 3 is fixed around the upper surface of the car floor 1 except for the front doorway 2 part,
A plurality of side plates 4 are adjacent to each other on the skirting board 3 and are erected so as to be connected to each other. These side plates 4 are normally divided into a plurality of pieces (three pieces per surface in this example) in the vertical direction, and joints 9 are inserted at their joints including a decorative effect. In addition, entrance pillars 5a and 5b are erected on both sides of the entrance and exit 2, and a curtain plate 6 is provided above the entrance pillars 5a and 5b. A ceiling 7 is mounted on the side plate 4 and the entrance columns 5a and 5b, and a car door 8 is provided on the entrance 2 so as to be openable and closable.

Next, details of the shape of the side plate 4 will be described with reference to FIG. As shown in the figure, the side plate 4 is formed by bending both ends of a steel plate panel 10 at right angles to the back surface side (outside) to form bent portions 11 projecting like flanges. The connecting hole 12 is provided to form a connecting portion. Further, in order to increase the bending rigidity of the bent portion 11, the rear edge of the bent portion 11 is bent further inward at a right angle to form the reinforcing edge portion 13. Further, in order to maintain the overall rigidity of the back surface of the panel 10, one or more reinforcing members 14 having a substantially hat-shaped cross section are provided.
Are fixed by welding or adhesion. And reinforcement
The outer surface of 14 is flush with the outer surface of the reinforcing edge 13.

Further, bent portions 15 and 16 are formed at the upper and lower ends of the panel 10 by bending the back surface side (outer side) at a right angle.
In the bent portion 15 on the upper end side of 10, a fastening hole 17 for fastening to the ceiling 7 and a welding nut 18 are fixed to the back surface of the fastening hole 17. In the bent portion 16 on the lower end side of the panel 10, a fastening hole 19 for fastening to the skirting board 3 and a welding nut 20 are fixed to the back surface of the fastening hole 19.

Next, details of the joint portion of the bent portion 11 of the side plate 4 will be described with reference to FIGS. 13, 14 and 15. Side plate 4
As shown in FIGS. 13 and 14 (cab room corner portions), the bent portions 11 of the adjacent side plates 4 are made of an aluminum material or the like and are made of a metal material excellent in design. And a joint 9 in the form of a vertically long strip plate having a fastening hole 21 for interposing them in contact with each other, and fastened and connected to each other with a bolt 22, a nut 23 and a washer 24.

Next, a method for assembling the elevator cab will be described in detail. In the method of assembling the elevator car room, first, the skirting board 3 is fixed around the upper surface of the car floor 1 in the elevator hoistway. A plurality of side plates 4 are arranged adjacent to each other on the fixed skirting board 3 so as to stand upright. Next, the entrance columns 5a and 5b are provided at both ends of the entrance 2 on the front side of the car floor 1.
And the ceiling 7 is installed on the side plate 4 and the entrance pillar 5 at the end.
Place and fasten on a and 5b.

In the method for assembling the elevator cab as described above, the ceiling 7 is fastened to each of the standing side plates 4 by a worker riding on the ceiling 7 and bolting the welding nut 18 from above. Further, the fastening of each side plate 4 to the skirting board 3 is performed from the inside of the car interior for the safety of the operator.

Therefore, a detailed structure of the skirting board 3 will be described with reference to FIGS. 16 and 17, and a method of fastening the skirting board 3 and each side plate 4 will also be described in detail. As shown in FIGS. 16 and 17, the skirting board 3 has a fastening member 25a having a U-shaped cross section and a fastening hole 25a provided on the upper surface and a square hole 25b provided at the lower portion of the fastening hole 25a. A cosmetic surface plate 26 made of aluminum, stainless steel or the like covering the surface side of 25, and a magnet provided on one surface of the cosmetic surface plate 26 for superposing the strength member 25 and the cosmetic surface plate 26 on the strength member 25. 27 and.

Next, a method of fastening the skirting board 3 and each side plate 4 will be described. First, fix the strength member 25 on the car floor 1,
The side plate 4 is placed on the strength member 25, and with the side plate 4 placed, the operator inserts his / her hand through the square hole 25b from the inside of the car, and the bolt 28 is attached to the welding nut 20 of the bent portion 16 of the side plate 4 from below. The side plate 4 is fastened and fixed to the strength member 25 by tightening. Then, finally, the surface plate 26 is superposed on the strength member 25 by the attraction of the magnet 27 provided on the surface plate 26, and the process ends.

Next, a method of fastening the side plates will be described with reference to FIGS. 18 to 21. The side plate 4 is shown in FIG.
As shown in FIG. 13 or FIG. 14, a plurality of side plates 4a, 4b to 4k and entrance columns 5a and 5b are arranged adjacent to each other as shown in FIG. 13 or FIG. Connect on the back side. However, actually, this connection work is performed in the car room (on the car floor 1) as much as possible for the safety of the worker. That is, first, as shown in FIG. 19, on the car floor 1, the entrance pillar 5a on one side of the car room and each side plate 4a,
4b, 4c, 4d and 4e are connected one after another to form one unit, which is erected and fixed on a predetermined skirting board 3 on the car floor 1 as shown in FIG. Next, as shown in the same figure, the entrance / exit pillar 5b and each side plate 4f, 4g, 4h, 4i, 4j on the opposite side.
Are connected one after another to form one unit, which is vertically fixed on a predetermined skirting board 3 on the car floor 1 as shown in FIG.
And the side plate 4 which is the last one and is arranged in the middle of the back side
The k is fitted between the side plates 4e and 4j on both sides of the side plate 4k, and the worker connects them from the outside of the car with bolts and nuts. In this way, the side plate 4 and the entrance columns 5a and 5b
The fastening work of is completed.

[0012]

SUMMARY OF THE INVENTION In the above-described conventional elevator cab assembly structure, the connecting work between the entrance / exit pillar 5a and the side plates 4a, 4b, 4c, 4d, 4e and the entrance / exit pillar 5b and the side plate 4f are performed. , 4g, 4h, 4i, 4j, and each connection work, as well as entrance / exit columns 5a, 5b, side plates 4a to
The worker can safely perform the fastening work of the 4j to the skirting board 3 in the car room (on the car floor 1). However,
The fastening work for fastening the last one side plate 4k to the side plates 4e, 4j must be performed by a worker using a tool such as a spanner in a narrow space between the ascending adjacent road wall outside the cab, The workability was very poor, it was inefficient, and it took a lot of time to assemble the cab in the field, and there was a risk that the worker would fall into the hoistway.

Further, in recent elevators, the designs in the car room are diversified, but the conventional side plate dividing method is only a plurality of pieces in the vertical direction, which is simple and poor in design. It was a thing.

Therefore, the object of the present invention is to perform the assembling and assembling work of the side plates standing upright on the floor of the car, all safely and easily from the inside of the car, and the assembling work of the car room at the installation site of the elevator. It is intended to provide an elevator car room which can improve the efficiency of the car and which is excellent in the design of the car room.

[0015]

In order to achieve the above-mentioned object, the present invention erected a plurality of first side plates vertically divided along the periphery of a car floor, In a cab of an elevator configured to fasten one side plate to each other through a first joint, a plurality of second side plates formed by laterally dividing at least one first side plate, and attachment / detachment. A first side plate that is composed of a plurality of members that are engaged with each other and that has second joints that are respectively attached to opposing portions of the first side plate and the second side plate and that adjoins the second side plate from above. It is configured to be inserted between and fastened to each other.

[0016]

According to the above construction, it is possible to fasten all the first side plate and the second side plate from the inside of the car room, and the connecting and assembling work of the side plates standing upright on the car floor are all carried out inside the car room. It can be performed more safely, easily and securely, and the efficiency of the cab assembly work at the elevator installation site can be improved. Further, by dividing at least one side plate in the lateral direction, it is possible to change the material of the side plates, the finishing method, etc., and to provide a cab with a further excellent design.

[0017]

Embodiments of the present invention will be described below with reference to the drawings. The same parts as those of the conventional elevator cab described above are designated by the same reference numerals to simplify the description. Figure 1
FIG. 3 is a perspective view of an embodiment of the present invention viewed from the entrance / exit side. As shown in the figure, in this embodiment, the side plate 4k at the center of the rear surface on the conventional side is divided into three laterally side plates.
30, 31 and 32 are inserted from above between the side plates 4e and 4j, joints 36 are inserted between the respective side plates, and joints 33 are respectively inserted between the side plates 4e and 4j adjacent in the lateral direction. , And the joints are connected through these joints 36 and 33.

As shown in FIG. 2, the joint 33 is composed of two joint members 34 and 35. The joint member 34 has a dovetail-shaped (or trapezoidal-shaped) engaging groove 34a on its joint surface. It is a vertically long strip plate, and is usually manufactured by extrusion molding of aluminum. The side plate mounting surface is provided with a plurality of insertion holes 12 provided in the bent portion 11 of the side plate 4j or 4e as shown in FIG. Book stud bolts 34b are fixed by welding at a predetermined interval in the vertical direction.

The joint member 35 is the joint member 34 described above.
Has a cross-sectional shape substantially the same as that of the engaging groove 34a, and is similarly molded from an extruded material such as aluminum.
The length is cut according to the height dimension of 32, and the stud bolt 35b is welded and fixed to the side plate mounting surface similarly to the joint member 34. In order to prevent a gap from being formed between the side plate 31 and the joint member 34 when the joint members 34 and 35 are engaged to form the joint 33, as shown in FIG. As shown, a slight interval P (about 1 mm) is provided.

Similarly, the joint 36 is also composed of two joint members 37 and 38 as shown in FIG. Then, joint material
Reference numeral 37 denotes a vertically long strip plate-like member having a concave engaging groove 37a on its joint surface, which is also formed by extruding aluminum or the like, and its length is the same as the width of the side plate 30. A plurality of stud bolts 37b are welded and fixed to the mounting surface similarly to the joint members 34, 35 and the like.

The joint member 38 is the joint member 37 described above.
Which has the same cross-sectional shape as the engaging groove 37a, is similarly formed from an extruded material such as aluminum, and a stud bolt 38b is welded and fixed to the side plate mounting surface similarly to the joint member 37.
When the joint 36 is formed by engaging the joint members 37 and 38 as described above, in order to prevent a gap from being formed between the side plate 31 and the joint member 37, the joint member 38 and the joint member 37 shown in FIG. As shown in, a slight interval Q (about 1 mm) is provided.

Next, the structure of the side plates 30, 31 and 32 will be described with reference to FIGS. As shown in FIG. 5, the side plate 30 has a bent portion 41 formed by bending both ends of a steel plate panel 40 to the back side at a right angle, and the stud bolt 35b of the joint member 35 is fastened to the bent portion 41. A plurality of connecting holes 42 are provided for this purpose. In order to increase the bending rigidity of the bent portion 41, the panel 40 is formed with a reinforcing edge portion 43 in which the rear edge of the bent portion 41 is bent further inward at a right angle.

Further, on the back surface of the panel 40, one or a plurality of reinforcing members 44 each having a substantially hat-shaped cross section are fixed by welding or bonding in order to maintain the overall rigidity. And
The outer surface of the reinforcing member 44 is flush with the outer surface of the reinforcing edge portion 43.

Further, bent portions 45 and 46 are formed at the upper and lower ends of the panel 40 at right angles to the back side (outside),
The bent portion 45 on the upper end side of 40 is provided with a fastening hole 47 for fastening the joint member 37 through the stud bolt 37b.
The bent portion 46 on the lower end side of the panel 40 is provided with a fastening hole 49 for fastening the skirting board 3 and a welding nut 50 on the lower surface of the fastening hole 49. On the back surface of the panel 40, the side plate 30 and the side plate
A reinforcing material 48 having a substantially L-shaped cross section (the cross-sectional shape is not limited to the L-shape) for reinforcing the fastening portion of 31 is fixed to a position adjacent to the lower portion of the bent portion 45 by welding or adhesion. There is.

The side plate 31 has almost the same structure as that of the side plate 30 as shown in FIG. 6, but the upper and lower bent portions 51, 52 are provided with fastening holes 53, 54 for connection with the joint member 38. Is not fixed, and the reinforcing member 55 is fixed at a position close to the bent portions 51, 52 at the upper and lower ends. The side plate 32 has the same structure as the side plate 30, and the vertical direction of the side plate 30 may be reversed so that the fastening hole 49 with the skirting board 3 is a fastening hole with the ceiling 7.

Next, the side plates 30 and 3 constructed as described above.
A method of assembling the cab of the elevator using the joints 1 and 32 and the joints 33 and 36 will be described with reference to FIGS. 2 to 4 and 7.

First, in the factory, the joint member described above is used.
34 is fixed to the side plate 4j with a nut 61 having a spring washer 60 as shown in FIG. Similarly, the joint member 35 is attached to the side plates 30, 31, 32.
The joint member 37 to the side plates 30 and 32, and the joint member 37
38 is fixed to the side plate 31.

Next, at the elevator installation site,
Similar to the conventional method of assembling the cab, the units of the left and right side plates are erected and fixed on the skirting board 3. At this time, the side plate 4
In order that e and 4j are erected on the skirting board 3 with an appropriate interval, for example, the engaging groove 34a of the joint member 34 as shown in FIG.
The side plate 31, 32, 33 may be fixed using a jig 62 or the like having a protruding portion 62a that engages with the side plate 31, 32, 33.

The side plates 4e, 4 erected as described above
7 and the side plate 30 from above as shown in FIG.
Insert by pushing so that the joint 35 engages with the joint member 34. The rear side plate 31 having the side plate 30 fixed on the skirting board 3 is similarly pushed in from above, and is inserted until the joint member 38 engages with the joint member 37 of the side plate 30. Finally, the side plate 32 and the joint member 37 are
The side plate assembly is completed by pushing in the joint members 38 of 31 until they are engaged.

When the joint member 35 engages with the joint member 34 in this manner, it acts like a wedge and can prevent the side plates from being laterally displaced from each other or separated from each other.
Further, the engagement between the joint member 37 and the joint member 38 does not have the function of the wedge as described above, but the side plate 30 is fixed to the skirting board 3,
Since the side plates 32 are respectively fixed to the ceiling 7, they do not shift in the vertical direction or separate from each other. Also, the side plate
Reinforcement members 48, 30 and 31 are provided near the fastening portions, respectively.
As 55 is fixed, it does not bend.

Therefore, according to the embodiment configured as described above, when the side plate is fastened, the bolt,
There is no need to tighten the nuts, and at the elevator installation site, the side plates can be assembled and connected easily and efficiently, and work in a narrow space between the car and the hoistway wall is not required. Therefore, the safety of the worker can be achieved. Furthermore, the side plates are divided not only vertically but also horizontally as in the past, so it is rich in changes in design, for example, the pattern and color of each side plate can be changed, and only one stainless plate at the center is used. By using different kinds of materials such as or a mirror surface material, it is possible to construct a cab with excellent design properties such as improved design effect.

The cross-sectional shape of the joint member forming the joint is not limited to the shape of the joint member used in the above-mentioned embodiment.
A joint 63 having a substantially H-shaped cross-section as shown in Fig. 10 is used, and a joint 64 as shown in Fig. 10, that is, a joint member 65 having a substantially H-shaped cross section and It is a hollow quadrangle with a notch on one side, and the engaging part of the joint member 65.
A joint member 66 that can be engaged with 65a may be used. In short, any joint member may be used as long as it does not easily come off after the joint members are engaged with each other and is detachable. .

[0033]

As described above, according to the present invention, a plurality of side plates obtained by laterally dividing at least one side plate are provided with joints composed of a plurality of members detachably engaged with each other. Since it is inserted between the adjacent side plates from above and is fastened to each other, the connecting work between the side plates standing on the floor of the car can be performed more safely and more easily than the inside of the car. It is possible to improve the efficiency of the cab assembly work at the installation site of the elevator, and to provide the cab of the elevator that is also excellent in design.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

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

FIG. 3 is an explanatory view showing a method of attaching a joint in one embodiment of the present invention.

FIG. 4 is a sectional view taken along line BB of FIG.

FIG. 5 is a perspective view showing a side plate used in the present invention.

FIG. 6 is a perspective view showing a side plate different from that in FIG. 5 used in one embodiment of the present invention.

FIG. 7 is an explanatory diagram showing a method of assembling the side plate according to the embodiment of the present invention.

FIG. 8 is a perspective view of a jig used for assembling the side plate in the embodiment of the present invention.

FIG. 9 is a sectional view of a side plate fastening portion according to another embodiment of the present invention.

FIG. 10 is a cross-sectional view of a side plate fastening portion different from FIG. 9 in another embodiment of the present invention.

FIG. 11 is a perspective view showing a cab of a conventional elevator.

FIG. 12 is a perspective view of a side plate used in a conventional elevator cab.

FIG. 13 is a sectional view of a conventional side plate fastening portion.

FIG. 14 is a cross-sectional view of a side plate fastening portion different from the conventional one shown in FIG.

FIG. 15 is a perspective view showing a part of a conventional joint.

FIG. 16 is a perspective view showing a part of a conventional skirting board.

17 is an exploded cross-sectional view showing the configuration of the skirting board shown in FIG.

FIG. 18 is an explanatory view showing a state where all the side plates and the entrance columns are assembled on the car floor in the conventional car room.

19 is an explanatory diagram showing a first step of the assembly shown in FIG. 18. FIG.

20 is an explanatory view showing a second step of the assembly shown in FIG.

FIG. 21 is an explanatory view showing a third step of the assembly shown in FIG.

[Explanation of symbols]

1 ... Basket floor, 2 ... Doorway, 3 ... Baseboard, 4, 4a-4k,
30, 31, 32 ... Side plate, 7 ... Ceiling, 9, 33, 36, 63, 64 ... Joint, 34, 35, 37, 38, 65, 66 ... Joint member.

Claims (2)

[Claims] 1. A plurality of first side plates vertically divided along a periphery of a car floor are erected, and the first side plates of the plurality of plates are fastened to each other via a first joint. And a plurality of second side plates formed by laterally dividing at least one of the first side plates, and a plurality of members that are detachably engaged, The first side plate and the first side plate have second joints respectively attached to opposing portions of the second side plate, and the second side plate is inserted from above between the adjacent first side plates to fasten each other. Elevator cab characterized by being configured in. 2. A first engagement member integrally provided with an engagement projection and a stud bolt, and a second engagement member integrally provided with an engagement groove and a stud bolt which are detachably engaged with the engagement projection. And a joint member.