JPH0885687A - Assembling the car frame - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a method for assembling a car frame that enables positioning of the floor without using an auxiliary lifting device such as a chain block. [Structure] A floor support 3 is provided on the lowermost floor surface of the elevator hoistway 1, a vertical frame 2 movable along a guide rail 2 is arranged on the floor 3, and a floor 21 has a hole 21 for positioning the floor. The receiving member 5 is horizontally fixed at a predetermined height of the guide rail 2, and the floor 20 that is rotatably connected to the hole 21 of the floor receiving member 5 by a shaft 22 is arranged. The floor 20 on the floor receiving member 5 while rotating the floor 20
Were arranged substantially horizontally, and then the vertical frame 2 was moved upward to fix the space between the vertical frame 2 and the floor 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of assembling a car frame in an elevator.

[0002]

2. Description of the Related Art A conventional method of assembling a car frame in an elevator is as follows. First, the assembly base is fixed to a pair of guide rails that are already installed and fixed to the elevator hoistway wall, and then two pieces are mounted on the assembly base. Put the vertical frame on and temporarily fix it, and use the winch to carry in the floor between the temporarily fixed vertical frames, and use the chain block to lower the floor so that the floor becomes almost horizontal. Adjust to the proper position and fix to the vertical frame. After that, the upper frame was carried in, and a standing leg was installed on the floor to fix the upper floor and the vertical frame.

Further, according to the method of assembling the car frame disclosed in Japanese Patent Laid-Open No. 61-69681, in order to simplify the position adjustment of the floor, a mark is preliminarily provided on the floor at a position to be aligned with the core of the guide rail. There is a device that can be automatically adjusted to the proper position by installing this mark and the core of the guide rail at the time of installation.

[0004]

However, in the conventional method of assembling the car frame, even if the position adjusting method described in Japanese Patent Laid-Open No. 61-69681 is used together, a chain block or the like together with a winch for suspending the floor is used. Using the auxiliary lifting device of the above, both lifting devices were operated to balance the floor so that it was almost horizontal, and in that state it was connected to the vertical frame, so in addition to the winch, an auxiliary device such as a chain block was used. A hoisting device was required, which made the work a lot of work.

It is an object of the present invention to provide a method for assembling a car frame which enables floor positioning without using an auxiliary lifting device such as a chain block.

[0006]

To achieve the above object, the present invention provides an elevator car frame assembly method comprising an upper frame, a floor and a vertical frame. A vertical frame is movably arranged along the guide rail, a substantially horizontal floor receiving member is fixed at a predetermined position of the guide rail, and an end of the suspended floor is rotatably attached to the floor receiving member. It is characterized in that the floor and the vertical frame are connected while being supported and arranged substantially horizontally on the floor receiving member while rotating the floor, and then the vertical frame is raised upward. .

[0007]

In the method of assembling the car frame according to the present invention, the floor receiving member temporarily fixed in advance as described above can be used while rotating the floor. The floor can be placed on the floor receiving member by using a lifting device such as a winch to make it almost horizontal without using a heavy device, and then the vertical frame is suspended and the vertical frame and the floor are connected. Can be assembled by
Assembly can be easily performed without requiring large-scale equipment.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 7 is a perspective view showing an assembling state of a car frame assembling method according to an embodiment of the present invention. In the elevator hoistway wall 1, a pair of fixed guide rails 2 are installed and fixed.
And a buffer base 3 arranged between the lowermost portions of the guide rails 2. When assembling the car frame, first, the vertical frame receivers 11 are installed at both ends of the buffer base 3. As shown in FIG. 3, which is an enlarged view of the portion B, the vertical frame receiving member 11 has fitting portions 11A that fit into the guide portions of the pair of guide rails 2, respectively. Next, in parallel with the wall surface to which the guide rails 2 are fixed, a pair of brackets 4a are provided at about 1,500 mm from the lowermost floor surface of the elevator hoistway, which has the same height as the floor surface of the lowermost building. Install 4b. The brackets 4a and 4b have an integral connecting device 8 on the guide rail 2 side as shown in FIG.
The clip 8a of the connecting device 8 is sandwiched and fixed to the guide rail 2.

In this way, the front floor receiving member 6 and the rear floor receiving member 7 are connected between the opposing ends of the brackets 4a and 4b fixed in parallel to the pair of guide rails 2 so as to be substantially horizontal. The floor receiving member 5 is configured. As shown in the enlarged view of FIG. 5, the front floor receiving member 6 and the rear floor receiving member 7 are connected to each other by a pair of connecting members 27a, 2 having a predetermined facing distance at both ends of the brackets 4a, 4b.
7b is fixed, and the ends of the front floor receiving member 6 and the rear floor receiving member 7 are engaged between the connecting members 27a and 27b. Bearing portions 6a and 6b are formed on upper surfaces of both ends of the floor front portion receiving member 6, respectively.

Next, the vertical frame 10 is carried in by a lifting device such as a winch (not shown). As shown in FIG. 4, a guide shoe 12, a floor receiving portion 25, and a sewing member 26 are attached to the lower portion of the vertical frame 10, and the guide shoe 12 is a fitting portion of the vertical frame receiving member 11 of FIG. The vertical frame 10 is arranged so that it is located inside 11A and the floor receiving portion 25 is mounted on the vertical frame receiving member 11 of FIG. Vertical frame 10 arranged in this way
Is temporarily fixed to the guide rail 2 by using, for example, a rubber band to prevent it from falling over, and is thus movable along the guide rail 2.

Next, as shown in FIG. 4, the floor 20 is hoisted by a lifting device such as a winch and carried in, and the lower end portion of the floor 20 is provided with bearing portions 6a provided on both ends of the floor front receiving member 6 described above. , 6b while adjusting to 6b,
As shown in FIG. 5, a pair of left and right holes 21 previously formed in the front portion which is the lower end portion of the floor 20 are matched with the bearing portions 6a and 6b, and the shaft 22 is inserted to fix the front portion of the floor 20. It is rotatably connected to the floor front receiving member 6. The plan view at this time is shown in FIG.
The floor 20 is still suspended vertically at the end of the hoistway 1.

Thereafter, as shown in FIG. 1, while the floor 20 is further lowered by a lifting device such as a winch, the shaft 2
2 is also the arrow 23 at the rear of the wire rope 24 side.
Rotate in the direction of. The rear part of the floor 20 also receives the rear part 7 of the floor.
When mounted on the floor receiving member 5, the entire floor 20 is mounted substantially horizontally on the floor receiving member 5, and then the wire rope 24 is removed. Only a lifting device such as a winch has been used up to this point, and the floor 20 can be placed substantially horizontally at a predetermined position on the guide rail 2 without using a lifting device such as an auxiliary chain block as in the prior art. It has been arranged.

Next, the wire rope 24 of the lifting device such as the removed winch is connected to the vertical frame 10, and the vertical frame 10 is connected until the floor receiving portion 25 at the lower end of the vertical rope 10 matches the bottom surface of the floor 20.
Hoist. The vertical frame 10 at this time is the guide shoe 12
Is guided along the guide rail 2. When the floor receiving portion 25 matches the bottom surface of the floor 20, the plurality of holes formed in the sewing member 26 match the plurality of holes formed in the floor 20 in advance. The vertical frame 10 and the floor 20 are connected by. After that, the upper frame is carried in and connected to the upper part of the vertical frame 10, and the main rope is connected to the upper frame to remove the floor receiving member 5 including the floor front receiving member 6 and the floor rear receiving member 7. , Complete the car frame assembly.

In this way, 1,5 from the lowermost floor of the elevator hoistway, which is approximately the same height as the floor of the lowermost building.
Since the floor receiving member 5 is arranged at a predetermined position of about 00 mm, the work for attaching the floor receiving member 5, the work for rotatably connecting one end of the floor 20 to the floor receiving member 5, that is, the alignment of the holes. The work and the insertion work of the shaft 22 are very easy for an operator. Further, the sewing member 2 is previously attached to the lower portion of the vertical frame 10.
Since 6 is fixed and the floor 20 is made substantially horizontal, the vertical frame 10 is lifted up and the vertical frame 10 and the floor 20 are connected in this state, so this workability is also improved. Moreover, this vertical frame 1
Since 0 is arranged along the guide rail 2, the vertical frame 10 can be easily lifted along the guide rail 2.

In the above embodiment, the floor front receiving member 6 is used.
The floor rear receiving member 7 is fixed at a predetermined position of the guide rail 2, and the floor 20 is rotatably fixed to the floor front receiving member 6 and then placed on the floor rear receiving member 7. A floor receiving member composed of a part receiving member 6 and a floor rear receiving member 7 is fixed to a predetermined position of the guide rail 2, and a part of the floor 20 is rotatably connected to an appropriate position of this floor receiving member. However, the rotatable connection position is not limited to the front part of the floor 20.

[0016]

As described above, in the method of assembling the car frame according to the present invention, the floor receiving member is arranged substantially horizontally at a predetermined position of the guide rail, and one end of the floor is rotatable on the floor receiving member. After connecting the floors, the floor is rotated and placed almost horizontally along the floor receiving member, and then the vertical frame is moved upward to connect the vertical frame to the floor. The floor can be positioned almost horizontally in place without the use of auxiliary lifting devices such as chain blocks to position it horizontally.

[Brief description of drawings]

FIG. 1 is a front view showing an assembling state of a car frame assembling method according to an embodiment of the present invention.

FIG. 2 is an enlarged view showing an enlarged main part of the car frame shown in FIG.

FIG. 3 is an enlarged view of another main part of the car frame shown in FIG.

4 is a front view showing another assembling state of the method of assembling the car frame shown in FIG. 1. FIG.

5 is an enlarged view showing an enlarged main part of the car frame shown in FIG. 4. FIG.

6 is a plan view showing still another assembling state of the method of assembling the car frame shown in FIG. 1. FIG.

7 is a perspective view showing another assembling state of the method of assembling the car frame shown in FIG. 1. FIG.

[Explanation of symbols]

 2 Guide rails 4a, 4b Bracket 6 Floor front receiving member 6a, 6b Bearing portion 7 Floor rear receiving member 10 Vertical frame 20 Floor 21 Hole 22 Shaft

Claims (3)

[Claims] 1. A method of assembling an elevator car frame including an upper frame, a floor, and a vertical frame, wherein a vertical frame is movably arranged along a guide rail of an elevator hoistway, and the guide rail is predetermined. A substantially horizontal floor receiving member, the end of the suspended floor is rotatably supported by the floor receiving member, and the floor receiving member is arranged substantially horizontally while rotating the floor. Then, after that, the floor frame and the vertical frame are connected in a state where the vertical frame is raised upward. 2. The method of assembling a car frame according to claim 1, wherein the floor receiving member is arranged at a height substantially equal to the floor surface of the lowest floor building. 3. The space between the vertical frame and the floor according to claim 2, wherein a sewing member is fixed to the vertical frame below the floor receiving member, and the vertical frame is raised. A method for assembling a car frame, characterized in that the car is fixed by the sewing member.