JP2005178948A - Movable work floor for mounting guide rail for elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a movable work floor for mounting guide rails for an elevator, in which a plurality of guide rails can be mounted on the outer side of the movable work floor for the elevator, in which the number of times of operation between a guide rail installation place and a guide rail temporary placement place is reduced, in which the number of times of suspending the guide rails is reduced, and in which the guide rails are prevented from being hit to structural members in a shaft. <P>SOLUTION: This movable work floor is provided with a lower movable work floor 4 provided on an elevator car frame 1, a guide rail placement base 8 provided on the outer side of the lower movable work floor, on which a lower end part of the guide rail 14 is placed, an upper movable work floor 6 provided above the lower movable work floor, and a guide rail receiving frame 9 provided on the outer side of the upper movable work floor to contain an intermediate part of the guide rail 14. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a moving work floor for installing guide rails of an elevator used when attaching and removing guide rails.

In the conventional elevator guide rail laying method, guide rails are attached to and removed from the hoistway wall one by one, and therefore, the guide rails are lifted and lowered one by one with a winch.
In addition, as other conventional techniques, an elevator guide rail laying method (for example, refer to Patent Document 1), a hoistway, and the like, which can reduce the work cost required for laying the elevator guide rail and improve work efficiency. The guide rail can be easily carried in from the entrance / exit, and the guide rail installation work support device (for example, for example) that can support the work of connecting the guide rail while hanging easily and safely in the vicinity of the entrance / exit (for example, Patent Document 2).

JP 2000-233880 A JP-A-5-330758

In the conventional elevator guide rail laying method, the guide rails are lifted and lowered one by one with the winch, so that the installation work takes too much time.
Moreover, since the thing of patent documents 1 and 2 does not use the moving work floor of an elevator, it is necessary to install a work scaffold in a hoistway or to prepare a work support apparatus with a guide rail. was there.

  The present invention has been made to solve the above-described problems. A first object of the present invention is to allow a plurality of guide rails to be mounted on the outside of the elevator moving work floor. It provides a moving work floor for mounting an elevator guide rail that reduces the number of operations between the installation location and the number of times the guide rail is lifted and prevents the guide rail from colliding with the structure in the hoistway. is there.

  An elevator guide rail mounting moving work floor according to the present invention includes a lower moving work floor provided in an elevator car frame, and a guide rail mounting provided on the outer side of the lower moving work floor for placing the lower end portion of the guide rail. It is provided with a mounting base, an upper moving work floor provided above the lower moving work floor, and a guide rail receiving frame provided on the outer side of the upper moving work floor and storing an intermediate portion of the guide rail.

  A moving work floor provided in the elevator car frame; a guide rail mounting table provided on the outer side of the moving work floor for mounting the lower end portion of the guide rail; and a protective ceiling provided above the moving work floor; The guide rail receiving frame is provided outside the protective ceiling and accommodates the intermediate portion of the guide rail.

  The present invention provides a lower moving work floor provided in an elevator car frame, a guide rail mounting table on the outer side of the lower moving work floor, on which a lower end portion of the guide rail is placed, and provided above the lower moving work floor. Installed on the outside of the upper moving work floor and a guide rail receiving frame that houses the middle part of the guide rail, so that multiple guide rails are mounted on the outside of the moving work floor of the elevator It is possible to reduce the number of operations between the guide rail mounting place and the guide rail temporary place, and to reduce the number of times the guide rail is lifted, thereby shortening the installation work time. Further, there is an effect that the guide rail does not collide with the structure in the hoistway.

Embodiment 1 FIG.
FIG. 1 is a perspective view showing the configuration of an elevator guide rail mounting movable work floor according to Embodiment 1 of the present invention, and FIG. 2 is provided outside the upper part of the guide rail mounted movable work floor according to Embodiment 1 of the present invention. It is a perspective view which shows the structure of the guide rail receiving frame.

  In FIG. 1, reference numeral 1 denotes an elevator car frame, which is formed in a square shape with a standing frame 2 provided facing the left and right in the vertical direction and a horizontal frame 3 erected on the upper and lower parts between the standing frames 2. ing. 4 is a lower moving work floor provided between the left and right standing frames 2 and on the lower horizontal frame 3, 5 is a lower enclosure composed of a fence or the like standing around the lower moving work floor 4, 6 An upper moving work floor that also serves as a protective ceiling provided on the upper horizontal frame 3 at the upper part between the left and right standing frames 2, 7 is an upper enclosure composed of a fence or the like erected around the upper moving work floor 6, 8 Is a guide rail mounting table provided so as to protrude to the outside of the lower moving work floor 4, and the peripheral edge is raised so that the guide rail does not come off. Reference numeral 9 denotes a substantially U-shaped guide rail receiving frame provided so as to protrude outside the upper moving work floor 6 so as to be positioned above the guide rail mounting table 8. The guide rail receiving frame 9 has an outer plate portion 9a positioned on the outer side, and one end of the guide rail receiving frame 9 is rotatably attached to the hinge 10 as shown by a chain line in FIG. It can be opened. In addition, the central portion of the outer plate portion 9 a is configured such that the other end side can be rotated upward by the rotation shaft 11. Further, a notch groove 13 is provided in the lower part of the free end of the other end of the outer plate 9a so as to be fitted into the engaging portion 12 provided on the side plate of the guide rail receiving frame 9 by dropping from above. Reference numeral 14 denotes a guide rail having a lower end portion mounted on a guide rail mounting table 8 outside the lower moving work floor 4, and an upper middle portion thereof is an open portion of the guide rail receiving frame 9 outside the upper moving work floor 6. Is received and installed in the receiving frame. The lower end of the guide rail 14 is held stably on the guide rail mounting table 8 outside the lower moving work floor 4, and the upper end of the guide rail 14 extends from the guide rail receiving frame 9 outside the upper moving work floor 6. It is arranged so as to protrude upward, and its intermediate portion abuts against the guide rail receiving frame 9 to restrict its movement. Therefore, when the vertically movable work floors 4 and 6 on which the guide rails 14 are mounted move up and down in the hoistway, the guide rails 14 do not hit the hoistway structure. In the figure, reference numeral 15 denotes a hanging rope provided on the upper part of the car frame 1.

In the moving work floor for installing the guide rail of the elevator configured as described above, when the guide rail is mounted for mounting, the vertically moving work floors 4 and 6 are lowered to the lower part in the hoistway, for example, at the bottom After the lower end of the guide rail 14 is placed on the guide rail mounting table 8 outside the lower moving work floor 4 from the landing entrance (not shown) on the floor, the guide rail is received outside the upper moving work floor 6. In a state where the outer plate portion 9a of the frame 9 is opened as indicated by the chain line in FIG. 2, and the other end free end side of the outer plate 9 a is rotated from the chain line state of FIG. 2 to the solid line state around the central rotation shaft 11, and the guide rail receiving frame 9 side plate To the locking portion 12 which is notched groove 13 is fitted into depressed from above, to be fixed. At this time, the middle part of the upper end of the guide rail 14 abuts on the peripheral edge of the guide rail receiving frame 9 and its movement is restricted, so that the guide rail 14 may hit the hoistway structure. Absent. In this state, the vertically moving work floors 4 and 6 can be raised and the guide rails 14 can be carried to the place where the hoistway is attached.
When the guide rail 14 is removed, the up and down moving work floors 4 and 6 are lifted to the guide rail removal place of the hoistway, and after removing each guide rail 14, the guide rail 14 is moved up and down in the same manner as described above. After being mounted on the floors 4 and 6, it is lowered to the bottom of the hoistway and the guide rail 14 is lowered to a temporary place.

Embodiment 2. FIG.
In the first embodiment, the guide rail receiving frame 9 protrudes from the upper moving work floor 6 that also serves as a protective ceiling provided with the upper enclosure 7. However, if the upper moving work floor 6 is unnecessary, the upper enclosure 7 Even if the guide rail receiving frame 9 is provided so as to protrude outside the protective ceiling where no operator rides, the same effect as in the first embodiment can be obtained.

It is a perspective view which shows the structure of the moving work floor for guide rail mounting of the elevator in Embodiment 1 of this invention. These are the perspective views which show the structure of the guide rail receiving frame provided in the upper part outer side of the moving work floor for guide rail mounting in Embodiment 1 of this invention.

Explanation of symbols

1 Elevator car frame 2 Vertical frame 3 Horizontal frame 4 Lower moving work floor 5 Lower enclosure (fence)
6 Upper moving work floor (protective ceiling)
7 Upper enclosure (fence)
8 Guide rail mounting table
9 Guide rail receiving frame
10 Hinge
11 Rotating shaft
12 Locking part
13 Notch groove
14 Guide rail
15 Hanging rope

Claims (4)

A lower moving work floor provided in the elevator car frame;
A guide rail mounting table provided on the outside of the lower moving work floor, for mounting the lower end of the guide rail;
An upper moving work floor provided above the lower moving work floor;
A guide rail receiving frame that is provided outside the upper moving work floor and houses an intermediate portion of the guide rail;
A moving work floor for installing an elevator guide rail. A moving work floor provided in the elevator car frame;
A guide rail mounting table provided on the outside of the moving work floor, for mounting the lower end of the guide rail;
A protective ceiling provided above the moving work floor;
A guide rail receiving frame that is provided outside the protective ceiling and houses an intermediate portion of the guide rail;
A moving work floor for installing an elevator guide rail.   The moving work floor for mounting an elevator guide rail according to claim 1 or 2, wherein a part of the guide rail receiving frame is opened when the guide rail is mounted and closed after the guide rail is mounted. .   4. The movable work floor for mounting an elevator guide rail according to any one of claims 1 to 3, wherein a plurality of guide rail mounting tables and a plurality of guide rail receiving frames are provided.

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