JP4249006B2 - Mobile work floor for elevator guide rail mounting - Google Patents

Description

  The present invention relates to an elevator guide rail mounting moving work floor for use in attaching and detaching 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.
Further, 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 for laying the elevator guide rail and improve the 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 easily and safely hanging near 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 the guide rail of an elevator 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.

The moving work floor for installing the guide rail of the elevator according to the present invention is provided horizontally on the lower moving work floor provided on the elevator car frame and on the outer side of the lower moving work floor, and the flat surface portion at the lower end of the guide rail is contacted. a guide rail mounting table for placing the total weight of the contact to the guide rails in the upper surface of the horizontal portion, and an upper mobile working floor disposed above the lower moving working floor, horizontally disposed on the outside of the upper mobile working floor And a guide rail receiving frame that can be freely stored without fixing the intermediate portion of the guide rail.

In addition, the moving work floor provided in the elevator car frame and the outside of the moving work floor are provided horizontally, and the flat surface portion of the lower end portion of the guide rail is brought into contact with the entire weight of the guide rail on the upper surface of the horizontal portion. A guide rail mounting table to be placed, a protective ceiling provided above the moving work floor, and a guide rail receiving frame that is horizontally provided outside the protective ceiling and can be freely stored without fixing the middle portion of the guide rail. It is equipped with.

  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 Are four guide rail mounting tables that are provided so as to protrude outside 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 mounted with the guide rails 14 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 shown by a chain line in FIG. 2, the intermediate portion of the guide rail 14 is pushed in from the opened portion of the guide rail receiving frame 9, and then the outer plate portion 9a is rotated to turn the outer plate portion 9a into 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 is in contact with 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 up and down moving work floors 4 and 6 can be raised and the guide rail 14 can be carried to the installation location of the hoistway.
When the guide rail 14 is removed, the up and down moving work floors 4 and 6 are lifted to the guide rail removal location 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 the 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 that is horizontally provided on the outer side of the lower moving work floor, and in which the flat surface portion of the lower end portion of the guide rail is in contact with the entire weight of the guide rail on the upper surface of the horizontal portion ;
An upper moving work floor provided above the lower moving work floor;
A guide rail receiving frame that is horizontally provided on the outer side of the upper moving work floor and that can be freely stored without fixing 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 horizontally provided on the outer side of the moving work floor, wherein the flat surface portion of the lower end portion of the guide rail is brought into contact with the entire weight of the guide rail on the upper surface of the horizontal portion ;
A protective ceiling provided above the moving work floor;
A guide rail receiving frame that is horizontally provided on the outside of the protective ceiling and that can be freely stored without fixing 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 claim 1, wherein a plurality of guide rail mounting tables and a plurality of guide rail receiving frames are provided.

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