JP2012140229A - Elevator car - Google Patents

Abstract

An elevator car equipped with a wind-conditioning cover that ensures a working environment similar to that in a normal cab without a wind-conditioning cover is provided.
An elevator car includes an air conditioning cover that is supported by a support frame disposed inside, and a support member provided on the support frame, a support column that is vertically supported by the support member, and A support arm fixed horizontally in the middle of the column and a workbench panel to which the support arm is fixed, and when performing maintenance and inspection work, the support member, the column, the support arm, and the workbench panel Temporary work table will be temporarily installed at the top of the cab.
[Selection] Figure 2

Description

  The present invention relates to an elevator car provided with a wind regulation cover.

An elevator car equipped with a conventional wind regulation cover has a vertical surface at the upper or lower part of the cab, on the opposite side of the hall, and one end of each car on the left and right side surfaces and the rear surface side of the car perpendicular to the riding scene. An inclined cover having an inclined surface that is arranged on the outer edge of the chamber and that has the other end inclined from three directions toward the vertical line passing through the center of the cage is provided on the inclined cover on the side surface or rear surface side of the cage. A scaffolding inspection door that opens a predetermined angle with the side as a fulcrum is provided.
Thus, by providing the inspection door also used as a scaffold, maintenance work can be performed without assembling the scaffold (see, for example, Patent Document 1).

JP-A-5-789

  However, if there is not enough distance between the counterweight to be maintained and the car, there is also a problem that the scaffold / inspection door cannot be opened horizontally and a sufficient area as a scaffold cannot be secured. .

  The present invention has been made to solve the above-described problems, and provides an elevator car provided with a wind-conditioning cover that ensures a working environment similar to that on a normal cab without a wind-conditioning cover. For the purpose.

  An elevator car according to the present invention includes, in an elevator car including an air conditioning cover supported by a support frame disposed inside, a support member provided on the support frame, a support column supported vertically by the support member, and the above A support arm fixed horizontally in the middle of the column and a workbench panel to which the support arm is fixed, and when performing maintenance and inspection work, the support member, the column, the support arm, and the workbench panel Temporary work table will be temporarily installed at the top of the cab.

  In the elevator car according to the present invention, a temporary workbench can be installed, and a working environment similar to that on a normal car is ensured regardless of the distance between the counterweight and the car. Maintenance work is improved because it is possible to work while standing. In addition, the safety of work is improved by providing the handrail.

It is sectional drawing which shows typically the structure of the elevator to which the elevator car which concerns on Embodiment 1 of this invention is applied. It is a perspective view which shows typically the upper part side of the elevator car which concerns on Embodiment 1 of this invention. It is the perspective view which decomposed | disassembled the wind regulation cover in the elevator car which concerns on Embodiment 1 of this invention. It is a perspective view which shows the support | pillar to which the support arm was fixed. It is a perspective view which shows the other support | pillar to which the support arm was fixed. It is a perspective view which shows a mode that a work-table panel is stood up for the round pipe used as a part of a handrail. It is a perspective view which shows a mode that a cover is attached to the top part of a support | pillar. It is sectional drawing and a top view which show the mechanism which supports the lid | cover which closes a penetration part. It is a perspective view of a spacer. It is a perspective view which shows a mode that a support | pillar is stood on a foundation frame. It is a perspective view which shows a mode that the support member to which a support member was fixed by welding was fixed to the upper frame.

Hereinafter, preferred embodiments of an elevator car according to the present invention will be described with reference to the drawings.
Embodiment 1 FIG.
1 is a cross-sectional view schematically showing a configuration of an elevator to which an elevator car according to Embodiment 1 of the present invention is applied. FIG. 2 is a perspective view schematically showing the upper side of the elevator car according to Embodiment 1 of the present invention. FIG. 3 is an exploded perspective view of the wind regulation cover in the elevator car according to Embodiment 1 of the present invention. 4 and 5 are perspective views showing a support column to which a support arm is fixed. FIG. 6 is a perspective view showing a state in which a workbench panel is erected on a round pipe that is a part of a handrail. FIG. 7 is a perspective view showing a state in which a cover is attached to the top of the column. FIG. 8 is a cross-sectional view and a plan view showing a mechanism for supporting a lid for closing the penetrating portion. FIG. 9 is a perspective view of the spacer. FIG. 10 is a perspective view showing a state in which the support column is stood on the foundation frame.

As shown in FIG. 1, an elevator to which an elevator car according to Embodiment 1 of the present invention is applied is installed in a machine room 2 in which a drive sheave 3 and a deflector 4 are formed in the upper part of a hoistway 1. A car 10 and a counterweight 6 are hung on a main rope 5 suspended in a hoistway 1 by being hung on a driving sheave 3 and a deflecting wheel 4.
The elevator constructed in this manner is driven and controlled by the drive sheave 3 by the elevator control panel 7, and the car 10 and the counterweight 6 are guided by a car guide rail and a counterweight guide rail (not shown) to move up and down. Go up and down in the road 1.

  As shown in FIGS. 1 and 2, the car 10 includes a car room 11, a car frame 16 that supports the car room 11, a wind regulation cover 20 that is attached to the upper and lower parts of the car room 11, And a temporary work table 9 on which temporary workers are placed when performing maintenance and inspection.

  The car room 11 is a car floor (not shown), a peripheral wall (not shown) that is erected on the car floor and isolates the car room 11 from the hoistway 1, and a ceiling that closes the upper part of the peripheral wall (see FIG. (Not shown), and a door 13 for entering and exiting the user to and from the platform 8. Here, the opening / closing direction of the door 13 at the entrance / exit of the car room 11 is defined as the frontage direction, and the direction perpendicular to the opening / closing direction of the door 13 at the entrance on the horizontal plane is defined as the depth direction. In the depth direction, the entrance / exit side of the car room 11 is defined as the front side, and the side opposite to the entrance / exit is defined as the back side.

  The car frame 16 is formed in a frame shape in which both ends of an upper frame 17 and a lower frame 18 arranged in parallel are connected by a pair of vertical frames 19. The car room 11 is held by the car frame 16 with the lower frame 18 arranged in parallel to the frontage direction supporting the substantially central portion in the depth direction of the car floor. Furthermore, the end portion of the main rope 5 that is hung on the drive sheave 3 and suspended in the hoistway 1 is attached to the upper frame 17 via a hanging metal fitting (not shown). A guide roller 14 that engages with the car guide rail is attached to the intersection of the upper frame 17 and the vertical frame 19. Although not shown, the lower frame 18 is provided with an emergency stop device, a hanging bracket such as a moving cable, and the like.

  As shown in FIG. 3, the wind regulation cover 20 is attached so as to cover the upper surface of the cab 11, and the upper conditioned cover 21 that is tapered in the ascending / descending direction and covers the lower surface of the cab 11. A lower wind-adjusting cover 50 that is tapered in the descending direction of the ascending and descending direction, an upper frame structure 35 that attaches the upper air-conditioning cover 21 to the upper frame 17, and a lower that attaches the lower air-conditioning cover 50 to the lower frame 18. A framework structure (not shown). Note that the lower wind cover 50 and the lower frame structure are configured in the same manner as the upper wind cover 21 and the upper frame structure 35, and thus description thereof is omitted here.

Here, the upper wind cover 21 and the upper frame structure 35 will be described in detail.
As shown in FIG. 2, the upper air conditioning cover 21 is provided above the cover 15 attached to the upper part of the door 13 of the doorway so as to cover the car door driving mechanism (not shown), in parallel with the cover 15, and An apron cover panel 22 arranged to extend upward so as not to cause a step, and an apron cover panel from both edges in the frontage direction of the upper part of the cab 11 and a rear edge in the depth direction. The first and second upper wind control cover panels 26 and 27 are arranged so as to extend toward the periphery of the car frame 22 and are divided into two in the depth direction at the car frame 16.

  The apron cover panel 22 is made by forming a flat plate such as an aluminum plate, a steel plate, or a resin plate into a shape in which the width dimension (dimension in the frontage direction) gradually decreases upward, and is the minimum part of the width dimension, that is, the top part. Is coincident with the butt portion of the door 13 at the doorway.

As shown in FIG. 2 and FIG. 3, the first upper air conditioning cover panel 26 covers the front half of the upper portion of the cab 11 in the depth direction, and covers a flat plate such as an aluminum plate, a steel plate, or a resin plate. 11 is made to be curved into a curved surface shape in which the height from the top surface gradually decreases from the center in the frontage direction toward both sides in the frontage direction and gradually decreases toward the rear side in the depth direction. The penetrating portion 28 is formed at a position lower than the top portion of the first upper air conditioning cover panel 26 by a predetermined height, and the penetrating portion 28 is closed by a lid 71 that is opened and closed by a spring-equipped hinge 74.
As shown in FIG. 8, the lid 71 includes an embedded plate 72 having a slightly smaller area than the through portion 28 that fills the inside of the through portion 28, and the through portion 28 that covers the through portion 28 and is fixed between the embedded plate 72 and the surfaces. A cover plate 73 having a slightly larger area.

The spring-equipped hinge 74 includes two hinge plates 75a and 75b that are rotatably supported by a shaft, and a spring 76 that urges the hinge plates 75a and 75b to open.
A hinge plate 75b is fixed to a spacer 77 adhered to the inside of the first upper wind-control cover panel 26. For this reason, the through portion 28 is closed by the covering plate 73 when no force is applied to the embedded plate 72 from above. As shown in FIG. 9, the spacer 77 is fixed so that the stud 78 stands upright, and a hole of one hinge plate 75b is passed through the stud 78 and fixed with a screw.

As shown in FIGS. 2 and 3, the second upper wind regulation cover panel 27 is connected to the first upper wind regulation cover panel 26 and covers the rear half of the upper portion of the cab 11 in the depth direction. A curved surface of a flat plate such as a plate, a steel plate, or a resin plate, whose height from the upper surface of the cab 11 gradually decreases from the center in the frontage direction toward both sides in the frontage direction and gradually decreases toward the rear side in the depth direction. It is made by curving into a shape.
The penetrating portion 28 is formed at a position lower than the top portion of the second upper air conditioning cover panel 27 by a predetermined height, and the penetrating portion 28 is closed by a lid 71 that is opened and closed by a spring-equipped hinge 74. Further, notches 33 and 34 for avoiding interference with the car frame 16 and the main rope 5 are formed at the connection edge portions of the first upper wind-conditioning cover panel 26 and the second upper air-conditioning cover panel 27, respectively.

  As shown in FIG. 3, the upper frame structure 35 is an L-shaped steel which is arranged in parallel with each other with a length direction in the depth direction, spaced apart in the frontage direction, and fastened to the upper frame 17 by bolts 37. A pair of foundation frames 36, and an L-shape that is disposed in parallel with each other in the depth direction with the length direction as the frontage direction, and is fastened and fixed to the front side in the depth direction of the pair of foundation frames 36 by bolts 37 First and second support frames 38 and 39 made of steel, and L-shaped steel that is arranged with the length direction as the frontage direction and is fastened and fixed to the rear side in the depth direction of the pair of base frames 36 by bolts 37. The first to the third support frames 40 are bent and formed in an arch shape, and are fixed to the first to third support frames 38 to 40, respectively, and are made of L-shaped steels arranged in parallel in the depth direction. A skeleton arms 42-44, and a plurality of connecting arms 46 for connecting the first to third skeleton arms 42-44, a.

  Here, the height of the tops of the first to third skeleton arms 42 to 44 arranged in the depth direction from the upper surface of the cab 11 gradually decreases toward the rear side in the depth direction. The base frame 36, the first to third support frames 38 to 40, the first to third skeleton arms 42 to 44, and the connecting arm 46 are made of steel, but are made of aluminum or the like. May be.

  As shown in FIGS. 2 and 10, the temporary workbench 9 passes through a support member 64 fixed to the base frame 36 by welding and a through portion 28 provided in the upper windbreak cover 21, so that the upper windbreak cover 21 The stainless steel or the horizontal support is fixed to the column 62a to 62f made of a stainless steel or iron square pipe with the lower end inserted into the support member 64, and the portion above the through part 28 of the columns 62a to 62f. A support arm 63 made of an iron square pipe, a cover 66 made of an iron U-shaped angle fitted to the upper ends of the columns 62a to 62f, and a cross section C placed on the support arm 63 and fixed with screws. A work table panel 61a to 61d made of a letter-shaped metal panel, a round pipe 65b lying horizontally on the periphery of the temporary work table 9 at the position of the operator's waist, and a round pipe 65b. And a round pipe 65a which is fixed in the vertical direction by rotating and inserted into the hole of the workbench panel 61a~4d is fixed by the pipe fitting 65d on the end.

As shown in FIG. 4, two support arms 63 are linearly fixed to the columns 62a, 62b, 62d, and 62e, and the two support arms are fixed to the columns 62c and 62f as shown in FIG. 63 is fixed at a right angle.
When the support arm 63 is welded and fixed to the columns 62a to 62f, the fixing is also reinforced by the reinforcing plate.
A round bar 68 having a diameter smaller than the inscribed circle of the support 62 is welded to the inner bottom surface of the cover 66.
As shown in FIG. 6, a pin 67 is horizontally attached to the leg portion of the round pipe 65a. On the other hand, in the position where the round pipe 65a on the upper surface of the work table panels 61a to 61d is vertically fixed, a hole 69 is cut into only the place where the pin 67 passes, and the work table panels 61a to 61d are formed. A hole having a diameter slightly larger than that of the round pipe 65a is formed at a position corresponding to the hole 69 on the lower surface.

Next, the procedure for installing the temporary workbench 9 will be described.
Struts 62 a, 62 b, 62 d, 62 e are inserted into the air conditioning cover 20 from the lower end through the through portion 28 provided in the air conditioning cover 20, and the lower ends of the support members 64 are fixed to the base frame 36 by welding. Insert and fix.
Next, since the support arm 63 is fixed by welding to the support columns 62a, 62b, 62d, and 62e whose lower ends are inserted into the support member 64, the work table panel 61a is fixed with bolts after being placed on the support arm 63. To do.
Next, it stands on the worktable panel 61a, and the lower ends of the columns 62c and 62f are inserted into the air conditioning cover 20 from above through the penetrating portion 28 provided in the air conditioning cover 20, and the lower ends of the columns are used as a basis. It is inserted into a support member 64 fixed to the frame 63 by welding and fixed.
Next, worktable panels 61c and 61d are placed on the support arms 63 of the columns 62a to 62f and then fixed with bolts.
Next, when the leg portion of the round pipe 65a is inserted into the hole 69 formed in the work table panels 61c and 61d located at the four corners of the temporary work table 9, the pin 67 slightly rotates when it hits the work table panels 61c and 61d. Thus, the round pipe 65a is prevented from coming out upward. The round pipe 65b is fixed horizontally using a pipe joint 65d on the top of the round pipe 65a. In this way, the handrail 65 is disposed by the round pipes 65a and 8b and the pipe joint 65d.
Next, the worktable panel 61b is fixed to the support arms 63 of the columns 62c and 62f with bolts.
Finally, the cover 66 is inserted and fixed to the upper ends of the columns 62a to 62f.

  The elevator car according to the first embodiment of the present invention includes a lid 71 that is opened and closed by a spring-equipped hinge 74 that opens and closes the through portion 28 of the air conditioning cover 20, and when the temporary work table is installed, the column 62 is inserted from above. When the penetrating part 28 is opened and the temporary workbench is withdrawn, the penetrating part 62 is pulled out to close the penetrating part 28. The leg part of the round pipe 65a is provided with a pin 67. When the temporary workbench is set up, the leg part of the round pipe 65a is provided. Is inserted into the workbench panels 61c and 4d and then rotated to be fixed to the workbench panels 61c and 4d. Can be dismantled, so that a temporary workbench can be installed, and a working environment similar to that on a normal car is secured regardless of the distance between the counterweight and the car. Maintenance personnel maintenance work is improved because you can work standing. In addition, the safety of work is improved by providing the handrail.

Embodiment 2. FIG.
FIG. 11 is a perspective view showing a state in which the support member to which the support member is fixed by welding is fixed to the upper frame.
In the elevator car according to the first embodiment of the present invention, the support member 64 is welded and fixed to the base frame 36. However, in the elevator car according to the second embodiment of the present invention, the support member 30 different from the base frame 36 is used. Is fixed to the upper frame 17 with bolts 31 and the support member 64 is welded and fixed to the support member 30. The rest is the same as the elevator car according to the first embodiment of the present invention. The same reference numerals are appended to the parts, and the description is omitted.

  Thus, the support member 30 different from the upper frame structure 35 is fixed to the upper frame 17, the support member 64 is welded and fixed to the support member 30, and the columns 62 a to 62 f are raised on the support member 64. The load applied to the temporary workbench 9 supported by ~ 62f does not affect the support frames 38 to 40 of the windbreak cover 20, and even if an unexpected load is placed on the temporary workbench 9, the windbreak cover 20 is deformed. There is no possibility of influence, and the cost associated with the replacement of parts can be suppressed.

  DESCRIPTION OF SYMBOLS 1 Hoistway, 2 Machine room, 3 Drive sheave, 4 Brake wheel, 5 Main rope, 7 Elevator control panel, 8 platform, 9 Temporary work bench, 10 Car, 11 Car room, 13 units, 14 Guide rollers, 15 Cover , 16 Car frame, 17 Upper frame, 18 Lower frame, 19 Vertical frame, 20 Air conditioning cover, 21 Upper air conditioning cover, 22 Apron cover panel, 26, 27 Upper air conditioning cover panel, 28 Through part, 30 Support member, 31 Bolt, 35 upper frame structure, 36 foundation frame, 37 bolt, 38-40 support frame, 42 skeleton arm, 46 connection arm, 50 lower wind cover, 61a, 61b, 61c workbench panel, 62a-62f strut, 63 support arm, 64 support member, 65 handrail, 65a, 65b round pipe, 65d fitting, 66 cover, 67 pin, 68 round Rod, 69 hole, 71 Lid, 72 Embedded plate, 73 Cover plate, 74 Hinge with spring, 75a, 75b Hinge plate, 76 Spring, 77 Spacer, 78 Stud.

Claims (3)

In an elevator car equipped with a wind regulation cover supported by a support frame arranged inside,
A support member provided on the support frame;
A column that is vertically supported by the support member;
A support arm fixed horizontally in the middle of the column;
A worktable panel to which the support arm is fixed;
With
An elevator car characterized in that a temporary work table is temporarily installed at the upper part of a car room by the support member, support column, support arm, and work table panel when performing maintenance and inspection work.   The elevator car according to claim 1, further comprising a handrail fixed to the work panel.   The elevator car according to claim 1, wherein the support frame is fixed to an upper beam.

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