JPH07232874A - Elevator doorway integrally assembled article installing method and device - Google Patents

Abstract

PURPOSE:To improve productivity of installation work of an elevator doorway integrally assembled article. CONSTITUTION:In an installing method for a doorway integrally assembled article wherein a door, a longitudinal frame, an upper frame, a sill, and a door hanger case for forming a landing of an elevator are integrally assembled, rollers 2 are attached to a doorway integrally assembled article 1A, and pulleys 7 for guiding a wire 5 to be wound by a winding machine 6 are provided on a car frame 3, thereby carry-in of a doorway integrally assembled article 1B to a hoistway and loading of it to the car frame 3 are performed. Moreover, lateral positioning of a doorway integrally assembled article 1C and centering in the depth direction are automatically performed by a doorway integrally assembled article positioning cam 4, a conveying/positioning roller, and a centering roller.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to installation of an entrance / exit integrated product in which members constituting an elevator landing are integrally assembled in advance, and particularly to an elevator entrance / external integrated product suitable for a scaffoldless installation method. Installation method and device.

[0002]

2. Description of the Related Art Conventionally, in elevator installation methods that do not use scaffolds, doors, standing frames,
The integrated doorway with the upper frame, the threshold and the door hanger case assembled together is lifted.

FIG. 4 is an explanatory view for explaining a conventional method of installing a doorway-integrated product.

As shown in the figure, a wire 5 wound by a hoisting machine 6 installed on the lowermost floor 12 is connected to a doorway through a pulley 7 installed in a hoistway 13 and a pulley 7 installed in a machine room 14. It is connected to the accessory 1D, hoisted by the drive of the hoisting machine 6 and temporarily placed on the intermediate floor, and after moving to the target floor with the car frame in the installation method without scaffolding, the centering and fixing of the entrance / exit integrated component 1D is manually performed. Are doing.

As for the lifting device for the doorway integrated product, according to Japanese Patent Laid-Open No. 63-123785, a working floor is provided above the car frame in the installation method without scaffolding, and the lifting device is mounted thereon. The structure provided is known.

[0006]

SUMMARY OF THE INVENTION In the above-mentioned conventional technique, the hoisting machine 6 installed on the lowermost floor 12 is used to install the doorway integrated product 1D.
It is necessary to provide the pulley 7 in the hoistway 13 and the machine room 14 because the hoisting of the anchor 7 is carried out. There is a problem that labor is spent and the anchor bolt 15 must be removed after the installation work and the mortar finishing repair of the anchor bolt hole must be performed after the removal.

Further, in the prior art, work steps such as hoisting, temporary placing, and centering are required. Further, these works cannot be carried out simultaneously for each floor, and hoisting is carried out sequentially from the bottom floor 12 in order. , Temporary placement, hoisting of all floors up to the top floor, and after temporary placement is completed, centering of all floors is performed again in order from the lowest floor 12, so it takes a lot of time. And spending effort.

Further, in the technique disclosed in Japanese Patent Laid-Open No. 63-123785, a hoisting device is provided on the working floor of the car frame to hoist the integrated product at the entrance / exit, so that the hoisting machine and the wire are hoisted. Since there is no need to install anchor bolts, hoisting, temporary placement, centering work can be performed for each floor, but the hoisting device in this known example is
Since this is a device for lifting, the work other than lifting, such as temporary placement and centering, must rely on human power.For temporary placement and centering of large-sized and heavy-duty integrated doorways, After all, great effort and time are spent.

An object of the present invention is to improve the productivity of the installation work of the elevator doorway integrated product.

[0010]

[Means for Solving the Problems] The above-mentioned object is to wind a wire into a doorway-integrated assembly having a plurality of rollers with one end of a wire fixed to the lowest floor through a pulley provided at the top of a cage frame. A loading process of hoisting the machine into the hoistway and a loading process of loading the doorway integrated product carried into the hoistway into the car frame by the hoisting machine, and mounting the doorway integrated product The hoisting process of hoisting the car frame to the installation floor by the hoisting machine in the machine room, and the upper roller of the integrated entrance / exit product hoisted to the installation floor was provided above the car frame by winding the wire. And a centering step of bringing the inlet / outlet integrated component positioning cam into contact with the inlet / outlet integrated component positioning cam to convey the inlet / outlet integrated component from the car frame to the installation position to determine the installation positions in the left-right direction and the depth direction.

The above-mentioned object is to provide a plurality of rollers provided at both ends of the doorway-integrated product, a wire having one end fixed to the doorway-integrated product, and a pulley for guiding the wires at the top of the car frame. , A hoisting machine arranged on the lowest floor to wind up the other end of the wire, an operation control device for the hoisting machine provided on the car frame, and an upper roller of the roller provided on the car frame upper part. This is achieved by including the entrance / exit integrated product positioning cam that conveys the entrance / external integrated product and defines an installation position in the left-right direction and the depth direction.

[0012]

According to the above construction, the roller is provided in the article integrally assembled with the entrance / exit, so that the article can be easily carried into the hoistway.

Since the hoisting means provided with the pulley on the uppermost portion of the car frame and the operation control device of the hoisting machine provided in the car frame can lift the doorway integrated product without installing the anchor bolts. No need to install, remove, or repair the anchor bolts. Also. It is possible to safely and easily mount the doorway integrated product on the car frame on the floor of the car frame.

When the hoisting machine is operated, the upper roller of the doorway-integrated product is brought into contact with the doorway-integrated product positioning cam provided on the upper part of the car frame, and the doorway-integrated product is installed in a high place where the footing is not good. Transport to the installation position and centering work in the left-right direction and the depth direction can be automated.

[0015]

Embodiments of the present invention will be described below with reference to the drawings.

First, the apparatus configuration of this embodiment will be described.

FIG. 1 is an explanatory view for explaining the constitution of the embodiment of the present invention.

In the figure, 1A to 1C are the entrance / exit integrated parts in each installation stage, 2 is the entrance / external integrated part, and two rollers are provided through the leg portions, and 3 is an unfinished floor. And car frame only, 4 is a door positioning integrated cam that is temporarily fixed to the top of the car frame 3, 5 is a wire, 6 is a hoisting machine, and 7 is a T-shaped car placed at the top of the car frame 3. Two pulleys are provided at both ends of the member. Although not shown, the cage frame 3
Has an operation control device having a push button for operating the hoisting machine 6. The entrance / exit integrated product 1A and the hoisting machine 6 are located on the ground floor, which is the reference floor, and the entrance / external integrated product 1C is located on any floor from the second floor to the top floor. In addition, although not shown, there are a hoist in a machine room for raising and lowering the car frame 3, a wire connected to the car frame 3 and a guide rail for guiding the car frame 3.

Next, the installation method of this embodiment will be described.

First, the doorway integrated product is transported to the vicinity of the hoistway opening on the ground floor. At this time, the state of the product integrated with the entrance / exit is 1 A, and it can be easily transported by using the roller 2. In the actual work, the wire 5 is attached to the end of the entrance / exit integrated product 1A, and the hoisting machine 6 is operated to wind the wire 5 horizontally through the pulley 7 to horizontally move the entrance / external integrated product 1A into the hoistway. Then, the wire 5 is slightly unwound and mounted on the floor of the car frame 3 while being hung by the wire 5. The state at this time is the integrated product 1B for the entrance and exit.

Next, the doorway-integrated product 1B is hoisted and transported to the floor where the installation is performed. At this time, the doorway integrated product is in the state of 1B, and the car frame 3 by the scaffoldless installation method is hoisted by the operation of the hoisting machine in the machine room (not shown) to carry the hoisted material to the predetermined installation floor.

When the car reaches the predetermined installation floor due to the ascending operation of the car frame 3, the operation of the car frame 3 is stopped, and the wire 5 is further wound by using the hoisting machine 6. The doorway-integrated product 1B is pulled up by winding, and the doorway-integrated product 1B is integrated.
When the roller 2 attached to the contact point comes into contact with the entrance / exit integrated product positioning cam 4 and the wire 5 is further wound up, the entrance / external integrated product 1B follows the entrance / external integrated product positioning cam 4 and the predetermined installation on the floor is performed. It is pushed out to the position to become the integrated entrance / exit unit 1C.

Next, the centering method will be described.

FIG. 2 is an explanatory view showing the relationship between the centering cam and the roller integrated with the inlet / outlet unit shown in FIG.

In the figure, the entrance / exit integrated product determining cam 4 is composed of an upper cam 8 provided at an upper portion, a lower cam 9 provided at a lower portion, and a depth centering cam 11 which determines an installation position in the depth direction. . The roller 2 for these cams is composed of two rollers, a carrying / positioning roller 2A and a centering roller 2B having different outer diameters.

FIG. 3 is an explanatory view showing the relationship between the left and right positioning cams and the carrying / positioning rollers according to the embodiment of the present invention.

In the figure, the left and right positioning guides 10 are provided by two ribs in the direction perpendicular to that of the upper cam 8 and the lower cam 9, and the distance between the left and right positioning guides 10 is set to the width of the carrying / positioning roller 2A. Left and right centering of the inlet / outlet integrated product 1C is performed by equally setting and engaging.

First, the doorway-integrated integrated product 1C is pulled up by the hoisting machine 6 and conveyed / positioned by the roller 2A.
Is guided by the upper cam 8 and the inlet / outlet integrated component 1C is pushed out to the vicinity of the mounting position. When the hoisting machine 6 is further wound up, the inlet / outlet integrated product 1C is pushed further forward beyond a predetermined mounting position (centering position), and the transportation / positioning roller 2A is bent at the end of the upper cam 8 and the lower cam. Hit the bent part at the end of 9.

FIG. 3 shows this state. At this point, the left and right positioning guides 10 and the carrying and positioning rollers 2A are engaged with each other to center the left and right of the inlet / outlet integrated product 1C.
When it is confirmed that the carrying / positioning roller 2A hits the bent portion at the end of the upper cam 8 and the bent portion at the end of the lower cam 9, the hoisting machine 6 is reversed. When the hoisting machine 6 is turned over, the entrance / exit integrated product 1C descends, and the transport / positioning roller 2A
Moves down following the lower cam 9, and when the inlet / outlet integrated product 1C reaches the centering position, the centering roller 2B is moved to the depth centering cam 1
1 and the carrying / positioning roller 2A is attached to the lower cam 9
Get out of. Since the depth centering cam 11 is mounted vertically, centering adjustment is performed in the range where the centering roller 2B is engaged with the depth centering cam 11.

In this way, the inlet / outlet integrated product 1C is centered in the left / right and depth directions, and further in the height direction, the inlet / outlet integrated product 1C is moved up and down by the hoist 6 for adjustment. Even if the height adjustment is performed, since the stopper is provided at the lower end of the depth centering cam 11, the centering roller 2B and the depth centering cam 11 are not disengaged from each other and the center is not deviated.

As described above, according to the centering method of this embodiment, the position of the car frame is determined on the basis of the guide rails of the hoistway, and the product integrated with the entrance / exit is referenced on the cam provided on the car frame. Centering is possible only by operating the hoisting machine, and the conventional centering method in the depth direction and the left-right direction using a piano wire is not required.

Also. It is possible to safely and easily carry the products integrated with the entrance and exit to the hoistway opening, mounting on the car frame, carrying to the installation position, and positioning on the floor of the car frame by the operation control device of the hoisting machine. .

[0033]

According to the present invention, a roller is provided in the product integrally assembled with the entrance / exit to facilitate the carry-in from the outside into the hoistway, and a lifting means is provided in the car frame to attach the anchor bolt, Removing and repairing after removal is unnecessary, and by providing the integrated frame positioning cam on the car frame, it is possible to transport the doorway integrated product to the installation position and the left and right and depth directions in high places where the footing is not good. The centering work can be automated, and the effect of significantly improving the productivity of the installation work of the product integrated with the entrance / exit can be obtained.

[Brief description of drawings]

FIG. 1 is an explanatory diagram illustrating a configuration of an exemplary embodiment of the present invention.

FIG. 2 is an explanatory view showing a relationship between a centering cam and a roller integrated with the entrance / exit of FIG.

FIG. 3 is an explanatory diagram showing the relationship between the left and right positioning cams and the carrying / positioning roller according to the embodiment of the present invention.

FIG. 4 is an explanatory view illustrating a conventional method of installing a doorway integrated product.

[Explanation of symbols]

 1A Entry / Exit Entry Product 1B Entry / Exit Entry Product 1C Entry / Exit Entry Product 1D Entry / Exit Entry Product 2 Roller 2A Transport and Positioning Roller 2B Centering Roller 3 Cage Frame 4 Entry / Exit Entry Product Positioning Cam 5 Wire 6 Hoisting machine 7 Pulley 8 Upper cam 9 Lower cam 10 Left / right positioning guide 11 Centering cam 12 Bottom floor 13 Hoistway 14 Machine room 15 Anchor bolt

 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Ryoetsu Kanayama 1-6, Kandanishikicho, Chiyoda-ku, Tokyo Within Hitachi Building System Service Co., Ltd. (72) Inventor Masao Fujita 1-6, Kandanishikicho, Chiyoda-ku, Tokyo Inside the Hitachi Building System Service

Claims (2)

[Claims] 1. A wire is fixed to an inlet / outlet integrated product having a plurality of rollers, and is wound into a hoistway by a hoisting machine arranged at the lowest floor through a pulley provided at the top of a car frame. The carrying-in step of carrying in, the loading step of loading the entrance-internal integrated product carried into the hoistway on the car frame by the hoisting machine, and the car frame mounting the entrance-internal integrated product in the machine room The lifting process of hoisting to the installation floor by the upper machine, and the upper roller of the integrated entrance / exit product hoisted to the installation floor is set to the integrated entrance / exit product positioning cam provided at the top of the car frame by winding the wire. And a centering step of bringing the doorway-integrated product into contact with the car frame to the installation position to determine installation positions in the left-right direction and the depth direction. . 2. A plurality of rollers provided at both ends of the doorway-integrated product, a wire whose one end is fixed to the doorway-integrated product, and a pulley which is provided at the top of the car frame to guide the wire. A hoisting machine arranged on the lower floor and hoisting the other end of the wire, and an operation control device for the hoisting machine provided in the car frame,
An entrance / exit integrated product positioning cam which is provided on the upper part of the car frame and contacts the upper roller of the roller to convey the integrated product of the entrance / exit to determine the installation position in the left-right direction and the depth direction. Installation equipment for integrated elevator entrance / exit products.