JP2010037000A - Installation device of elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an installation device of an elevator for improving an operation efficiency on assembling or disassembling. <P>SOLUTION: The installation device of the elevator includes a car frame 1 arranged in a hoistway in a vertically movable manner, a temporary work floor 6 provided at an upper side of an upper frame 1a of the car frame 1 and a guide shoe 7, fixed to the temporary work floor 6 via a bolt 15 and a nut 16, for sliding on a guide rail 10 extended along a sidewall of the hoistway. The guide shoe 7 is fixed with the upper frame 1a. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an elevator installation apparatus including a temporary work floor provided on an upper side of a car frame and a guide shoe slidable on a guide rail.

  2. Description of the Related Art Conventionally, a car frame provided in a hoistway so as to be able to be raised and lowered, a temporary work floor fixed to an upper frame of the car frame, and a guide fixed to the upper frame and provided along a side wall of the hoistway 2. Description of the Related Art An elevator installation device including a guide shoe slidable on a rail is known (see, for example, Patent Document 1).

Japanese Patent No. 3328158

  However, in this case, when assembling or disassembling the elevator installation apparatus, the temporary work floor and the guide shoe are separately attached to and detached from the car frame, which causes a problem of poor work efficiency.

  An object of the present invention is to provide an elevator installation apparatus capable of improving work efficiency when assembling or disassembling, in order to solve the above-described problems. It is.

  An elevator installation apparatus according to the present invention includes a car frame provided in a hoistway so as to be capable of being raised and lowered, a temporary work floor provided on an upper side of the upper frame of the car frame, and provided on the temporary work floor, A guide shoe slidable on a guide rail extending along a side wall of the hoistway is provided, and either one of the temporary work floor and the guide shoe is fixed to the upper frame.

  According to the elevator installation device of the present invention, the guide shoe is provided on the temporary work floor, and either the temporary work floor or the guide shoe is fixed to the upper frame. Efficiency can be improved.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same or corresponding members and parts will be described with the same reference numerals.
Embodiment 1 FIG.
FIG. 1 is a perspective view showing an elevator installation apparatus according to this embodiment, FIG. 2 is an enlarged view showing a car frame 1 and an upper work body 3 in FIG. 1, and FIG. 3 is a schematic diagram of the elevator installation apparatus in FIG. It is a top view which shows a part.
The elevator installation apparatus according to this embodiment is provided in a car frame 1 that can be raised and lowered in a hoistway, a lower working body 2 provided in a lower part of the car frame 1, and an upper part of the car frame 1. The upper work body 3 is provided.

  The lower work body 2 is a permanent work floor 4 provided horizontally above the lower frame (not shown) of the car frame 1 and the upper surface of the permanent work floor 4 and is set up at the peripheral edge. A first temporary handrail 5 is provided.

The upper work body 3 is a temporary work floor 6 provided horizontally above the upper frame 1 a of the car frame 1, a guide shoe 7 provided on the temporary work floor 6, and an upper surface of the temporary work floor 6. , A second temporary handrail 8 standing on the peripheral edge, and a temporary ceiling 9 provided on the second temporary handrail 8 and covering the upper side of the temporary work floor 6.
The guide shoe 7 is slidable on a guide rail 10 extending along the side wall of the hoistway.

4 is a front view showing the temporary work floor 6 and the guide shoe 7 in FIG. 1, FIG. 5 is a perspective view showing the guide shoe 7 in FIG. 4, and FIG. 6 is a rear view of the guide shoe 7 in FIG.
The guide shoe 7 includes a U-shaped guide shoe body 11 slidable on the guide rail 10, and a support portion 12 that supports the guide shoe body 11 and is fixed to the upper frame 1a. ing.
The support portion 12 includes a flat plate-like horizontal portion 12a arranged in parallel to the upper surface of the upper frame 1a, a flat plate-like upper extension portion 12b that extends upward from the horizontal portion 12a, and an upper extension portion. The horizontal extension part 12c which is the stopper extended in the horizontal direction from 12b to the anti-guide shoe main body 11 side, and was formed integrally is provided.
In addition, the horizontal extension part 12c does not need to be provided.
The upper extension 12b is formed to be orthogonal to the longitudinal direction of the upper frame 1a, and the upper extension 12b has a long hole 12d extending toward the side wall of the hoistway facing the side surface of the upper frame 1a. Are formed.

The temporary work floor 6 includes a flat work floor main body 13 disposed horizontally and a beam portion 14 having an L-shaped cross section that supports an end of the work floor main body 13.
The beam portion 14 has an upper surface at one end in surface contact with the lower surface of the work floor main body 13, a lower surface at one end abutted against the upper surface of the horizontal extension portion 12 c of the support portion 12, and the other end portion extended upward. The portion 12 is in surface contact with the upper extension 12b.
The horizontal extension 12c abuts on the lower end surface of the beam 14 so that the beam 14 is restricted from moving downward.
Two bolts 15 are provided through the beam portion 14, and these bolts 15 pass through the long holes 12 d of the support portion 12. 16 is screwed.
By tightening the support portion 12 and the beam portion 14 with the bolt 15 and the nut 16, the support portion 12 and the beam portion 14 are fixed, and the support portion 12 and the beam portion 14 are tightened with the bolt 15 and the nut 16. By loosening, the bolt 15 can move through the long hole 12d, and the beam portion 14 can move in a direction perpendicular to the longitudinal direction of the upper frame 1a and away from the side wall of the hoistway.

Next, a procedure for attaching the elevator installation apparatus according to this embodiment to the inside of the hoistway will be described.
First, the car frame 1 is arranged in the hoistway, and the lower work body 2 is attached to the lower frame of the car frame 1.
Next, the temporary work floor 6 is attached to the guide shoe 7 so that the tightening of the support portion 12 and the beam portion 14 by the bolt 15 and the nut 16 is loosened.
Further, the support portion 12 of the guide shoe 7 is fixed to the upper frame 1 a of the car frame 1 so that the guide shoe body 11 can slide on the guide rail 10.
Finally, after moving the beam portion 14 with respect to the support portion 12 so that the work floor main body 13 is disposed in the vicinity of the side wall of the hoistway, the support portion 12 and the beam portion 14 are fastened by the bolt 15 and the nut 16. And the support portion 12 and the beam portion 14 are fixed.

As described above, according to the elevator installation apparatus according to this embodiment, the temporary work floor 6 is provided on the guide shoe 7 and the guide shoe 7 is fixed to the upper frame 1a, so that it is assembled or disassembled. In this case, work efficiency can be improved.
Further, by arranging the guide shoe 7 to be slidable on the guide rail 10, the beam portion 14 of the temporary work floor 6 can be simultaneously arranged at a predetermined position from the guide rail 10.
Further, since the temporary work floor 6 is supported by the guide shoe 7, the temporary work floor 6 can be arranged to be spaced upward from the upper frame 1a, and temporarily installed with a bolt or the like attached to the upper surface of the upper frame 1a. Contact with the work floor 6 can be prevented.
Further, since the elevator installation device for separately fixing the temporary work floor 6 and the guide shoe 7 to the upper frame 1 a can be compared, the beam portion 14 can be disposed close to the guide rail 10. The area can be increased.

  Moreover, since the beam part 14 is attached to the support part 12 so as to be movable in a direction perpendicular to the longitudinal direction of the upper frame 1a and away from the side wall of the hoistway, the hoistway of a different size is used. Even if it exists, the work floor main body 13 can be arrange | positioned in the vicinity of the side wall of a hoistway, As a result, the clearance gap between the landing formed in the side wall of the hoistway and the work floor main body 13 is made into less than a predetermined dimension. Can do.

  Further, since the support portion 12 includes the horizontal extension portion 12c that is in contact with the lower end surface of the beam portion 14, for example, a large load is applied to the temporary work floor 6 at a position away from the beam portion 14. Thus, even if the hole formed in the beam portion 14 to which the bolt 15 is attached is deformed, the beam portion 14 is restricted from moving downward with respect to the support portion 12, and the temporary work floor 6 Can be kept level.

  In this embodiment, the elevator installation device in which the temporary work floor 6 is supported by the guide shoe 7 and the guide shoe 7 is fixed to the upper frame 1a has been described. Of course, the present invention is not limited to this, and the guide shoe 7 May be supported by the temporary work floor 6 and may be an elevator installation apparatus in which the temporary work floor 6 is fixed to the upper frame 1a.

Embodiment 2. FIG.
FIG. 7 is a front view showing the main part of the elevator installation apparatus according to this embodiment, and FIG. 8 is a plan view showing the guide shoe 7 and the beam part 14 of FIG.
In the elevator installation apparatus according to this embodiment, two butterfly bolts 17 which are stoppers in contact with the upper end surface of the beam portion 14 are attached to the upper end portion of the upper extension portion 12b of the support portion 12 apart from each other. It has been.
When the butterfly bolt 17 contacts the upper end surface of the beam portion 14, the temporary work floor 6 is restricted from moving upward.
Other configurations are the same as those in the first embodiment.

  According to the elevator installation apparatus according to this embodiment, since the butterfly bolt 17 that is in contact with the upper end surface of the beam portion 14 is attached to the support portion 12, for example, the temporary work floor 6 and the beam Even when the hole formed in the beam portion 14 to which the bolt 15 is attached is deformed by applying a large load at a position away from the portion 14, the beam portion 14 is located above the support portion 12. And the temporary work floor 6 can be kept horizontal.

Embodiment 3 FIG.
FIG. 9 is a front view showing a main part of the elevator installation apparatus according to this embodiment, and FIG. 10 is a rear view showing the guide shoe 7 and the beam part 14 of FIG.
In the elevator installation apparatus according to this embodiment, a projecting portion 18 that is an engaging portion projecting to the beam portion 14 side is provided on the surface of the support portion 12 that is in surface contact with the beam portion 14.
The projecting portion 18 can be easily provided in the support portion 12 by forming a through hole in the support portion 12 and screwing a hexagon bolt into the through hole from the beam portion 14 side.
The protrusion 18 is not limited to this, and may be formed integrally with the support 12, for example.
In this elevator installation apparatus, a plurality of through holes 14 a that are engaged portions that can engage with the protrusions 18 are formed in the beam portion 14.
The size of the hoistway is determined by the standard, and each through hole 14a is arranged along the longitudinal direction of the beam portion 14 at a predetermined interval according to the hoistway of each size. .
Therefore, the temporary work floor 6 is positioned with respect to the side wall of the hoistway by the protrusion 18 engaging with the predetermined through hole 14a.
Other configurations are the same as those in the first embodiment.
Note that, as in the elevator installation apparatus according to the second embodiment, the support part 12 may be provided with a butterfly bolt 17 in contact with the upper end surface of the beam part 14.

According to the elevator installation apparatus according to this embodiment, the protruding portion 18 is formed on the surface of the support portion 12 that is in surface contact with the beam portion 14, and the beam portion 14 is engaged with the protruding portion 18. A plurality of holes 14a are formed, the projecting portion 18 engages with the through hole 14a, and the temporary work floor 6 is positioned with respect to the side wall of the hoistway. Therefore, the temporary work floor 6 is easily attached at a predetermined position. be able to.
Moreover, the protrusion part 18 engages with the through-hole 14a, so that the vertical and horizontal movements of the beam part 14 with respect to the support part 12 can be restricted.

  In this embodiment, the elevator installation device has been described in which the projecting portion 18 is provided in the support portion 12 and the through hole 14a in which the projecting portion 18 can be engaged is formed in the beam portion 14. Not limited to this, an elevator installation device in which a protruding portion is provided in the beam portion 14 and a through hole in which the protruding portion can be engaged is formed in the support portion 12 may be used. In this case, the protruding portion can be easily provided in the beam portion 14 by forming a plurality of through holes in the beam portion 14 and screwing screws into any one of the through holes from the support portion 12 side.

Embodiment 4 FIG.
FIG. 11 is a plan view showing a main part of the elevator installation apparatus according to this embodiment, and FIG. 12 is a plan view showing another embodiment of the elevator installation apparatus of FIG.
The guide shoe 7 of the elevator installation apparatus according to this embodiment includes a U-shaped guide shoe main body 19 slidable on the guide rail 10, and supports the guide shoe main body 19 and the upper frame 1a. A flat plate-like base portion 20 fixed to the base portion 20 and a rotating shaft 21 erected on the base portion 20.
The temporary work floor 6 of the elevator installation apparatus includes a horizontally disposed flat work floor main body 22, an L-shaped beam section 23 that supports the end of the work floor main body 22, and a base end portion. Is provided on the rotary shaft 21 so as to be rotatable, and a tip portion is provided with a rotary portion 24 having an L-shaped cross section that rotatably supports the end portion of the beam portion 23.
The work floor body 22 can be expanded and contracted in the longitudinal direction of the upper frame 1a.
The rotating unit 24 may be fixed to the rotating shaft 21 and the rotating shaft 21 may be provided on the base 20 so as to be rotatable.

When the side wall of the hoistway to which the guide rail 10 is attached and the rotating part 24 are parallel to the base part 20, the rotating part 24 comes into contact with the rotating part 24 and further rotates. The first abutting portion 25 that restricts the portion from being separated from the side wall of the hoistway, and the tip of the rotating portion 24 are close to the side wall of the hoistway to which the guide rail 10 is attached. A second abutting portion that abuts against the rotating portion 24 when the predetermined rotating position is reached, and restricts the rotating portion 24 from further rotating and the tip portion approaching the side wall of the hoistway. 26.
When the rotating unit 24 rotates and reaches a predetermined position, the end surface of the beam unit 23 and the end surface of the rotating unit 24 come into contact with the beam unit 23 and the rotating unit 24, so Is cut in parallel with the side wall of the hoistway.
A tension spring 27 is provided between the beam portion 23 and the rotating portion 24, and when the distal end portion of the rotating portion 24 is in a predetermined rotating position close to the side wall of the hoistway, The rotating unit 24 is urged to rotate to a position parallel to the side wall of the hoistway.
One end of a pull cord 28 is attached to the beam portion 23, and a pin 29 is provided on the base portion 20 at a position closer to the side wall of the hoistway than the rotation shaft 21.
After the other end portion of the drawstring 28 is wound around the pin 29, the beam portion 23 moves to the rotating shaft 21 side and is attached to the guide rail 10 by pulling in the direction away from the side wall of the hoistway. Move toward the side wall of the hoistway.
At this time, the work floor main body 22 extends in the longitudinal direction of the upper frame 1a and approaches the side wall of the hoistway.
By connecting the other end of the drawstring 28 to the first contact portion 25, the beam portion 23 can be fixed at a predetermined position.
Other configurations are the same as those in the first embodiment.

  According to the elevator installation apparatus according to this embodiment, the rotating portion 24 rotates about the rotating shaft 21 so that the beam portion 23 is separated from the side wall of the hoistway to which the guide rail 10 is attached. Since it can move in the direction of contact, the work floor body 22 can be brought closer to the side wall of the hoistway.

Embodiment 5 FIG.
FIG. 13 is a front view showing a main part of the elevator installation apparatus according to this embodiment.
The guide shoe 7 of the elevator installation device according to this embodiment includes a U-shaped guide shoe main body 30 that can slide on the guide rail 10, and supports the guide shoe main body 30 and the upper frame 1a. A flat plate-shaped base 31 fixed to the base 31; a bolt advance / retreat means 32 having a rotatable bolt 32a provided on the base 31; and a support 33 provided on the bolt 32a and movable with the bolt 32a. And.
The work floor body 13 can be expanded and contracted in the longitudinal direction of the upper frame 1a.
The beam portion 14 is fixed to the support portion 33 via bolts 15 and nuts 16.
The bolt advancing / retreating means 32 includes a bolt 32a, a holding portion 32b fixed to the base 31 and rotatably holding the bolt 32a, and a pair of ring portions 32c fixed to the tip of the bolt 32a and moving together with the bolt 32a. And.
A screw groove is formed in the holding portion 32b, and the bolt 32a rotates forward and backward as the bolt 32a rotates toward the side wall of the hoistway to which the guide rail 10 is attached.
The pair of ring portions 32c are arranged with a gap so that the support portion 33 can be inserted between the ring portions 32c.
By rotating the bolt 32a, the ring portion 32c moves together with the bolt 32a in a direction to be separated from the side wall of the hoistway to which the guide rail 10 is attached, and the support portion 33 that is in contact with the ring portion 32c is also guided by the guide rail. It moves in the direction to be separated from the side wall of the hoistway to which 10 is attached.
At this time, the work floor main body 13 expands and contracts in the longitudinal direction of the upper frame 1a and comes into contact with and separates from the side wall of the hoistway.
Other configurations are the same as those in the first embodiment.

  According to the elevator installation device according to this embodiment, the guide shoe 7 has a bolt 32a having a bolt 32a whose tip can be advanced and retracted toward the side wall of the hoistway to which the guide rail 10 is attached by rotating. Since the advancing / retreating means 32 and the support part 33 provided on the bolt 32a and movable with the bolt 32a are provided, and the beam part 14 is supported by the support part 33, the work floor main body 13 approaches the side wall of the hoistway. Can be made.

1 is a perspective view illustrating an elevator installation device according to Embodiment 1 of the present invention. It is an enlarged view which shows the cage frame and upper work floor of FIG. It is a top view which shows the principal part of the installation apparatus of the elevator of FIG. It is a front view which shows the temporary work floor and guide shoe of FIG. It is a perspective view which shows the guide rail of FIG. It is a rear view of the guide rail of FIG. It is a front view which shows the principal part of the elevator installation apparatus which concerns on Embodiment 2 of this invention. It is a top view which shows the guide shoe and beam part of FIG. It is a front view which shows the principal part of the elevator installation apparatus which concerns on Embodiment 3 of this invention. It is a rear view which shows the guide shoe 7 and the beam part 14 of FIG. It is a top view which shows the principal part of the elevator installation apparatus which concerns on Embodiment 4 of this invention. It is a top view which shows the other embodiment of the installation apparatus of the elevator of FIG. It is a front view which shows the principal part of the elevator installation apparatus which concerns on Embodiment 5 of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Car frame, 1a Upper frame, 2 Lower work body, 3 Upper work body, 4 Permanent work floor, 5 First temporary handrail, 6 Temporary work floor, 7 Guide shoe, 8 Second temporary handrail, 9 Temporary ceiling 10 guide rails, 11 guide shoe bodies, 12 support parts, 12a horizontal parts, 12b upper extension parts, 12c horizontal extension parts (stoppers), 12d long holes, 13 work floor main bodies, 14 beam parts, 14a through holes (engaged) Joint part), 15 bolt, 16 nut, 17 butterfly bolt (stopper), 18 protrusion (engagement part), 19 guide shoe body, 20 base part, 21 rotating shaft, 22 work floor body, 23 beam part, 24 times Moving part, 25 First contact part, 26 Second contact part, 27 Tension spring, 28 Pull string, 29 Pin, 30 Guide shoe body, 31 Base part, 32 Bolt advance / retreat means, 32a Bolt, 32b Sandwiching member, 32c ring portion.

Claims (6)

A cage frame provided in the hoistway so as to be movable up and down;
A temporary work floor provided above the upper frame of the car frame;
A guide shoe provided on the temporary work floor, and slidable on a guide rail extending along a side wall of the hoistway;
One of the temporary work floor and the guide shoe is fixed to the upper frame. The guide shoe has a guide shoe body that is slidable on the guide rail, and a support portion that supports the guide shoe body and is fixed to the upper frame.
The temporary work floor has a flat work floor main body and a beam portion supporting an end of the work floor main body,
The said beam part is attached to the said support part so that a movement is possible in the direction orthogonal to the longitudinal direction of the said upper frame, and the direction which separates from the side wall of the said hoistway. The elevator installation device described.   The elevator installation device according to claim 1, wherein the support portion is provided with a stopper that is in contact with at least one of an upper end surface and a lower end surface of the beam portion. An engagement portion is provided on the surface of the support portion that is in surface contact with the beam portion,
The beam portion is provided with a plurality of engaged portions to be engaged with the engaging portion,
The temporary engagement floor is positioned with respect to the side wall of the hoistway by engaging the engagement portion with the engaged portion. The elevator installation device described in 1. The guide shoe has a guide shoe body that is slidable on the guide rail, a base portion that supports the guide shoe body and is fixed to the upper frame, and a pivot shaft that is erected on the base portion. ,
The temporary work floor has a flat work floor main body that can be expanded and contracted in the longitudinal direction of the upper frame, a beam portion that supports an end of the work floor main body, and a base end portion provided on the rotating shaft, A distal end portion rotatably supporting an end portion of the beam portion, and a rotation portion rotatable about the rotation axis;
The beam portion is movable in a direction to be in contact with or separated from a side wall of the hoistway to which the guide rail is attached, by rotating the rotation portion about the rotation axis. Item 2. The elevator installation device according to Item 1. The guide shoe includes a guide shoe body that is slidable on the guide rail, a base portion that supports the guide shoe body and is fixed to the upper frame, and is provided at the base portion, and a tip portion is provided by rotating. A bolt advancing / retracting means having a bolt capable of advancing and retracting toward a side wall of the hoistway to which the guide rail is attached, and a support portion provided on the bolt and movable together with the bolt;
The temporary work floor has a flat work floor main body that can be expanded and contracted in the longitudinal direction of the upper frame, and a beam portion that supports an end of the work floor main body and is attached to the support portion. The elevator installation apparatus according to claim 1.

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