JP2011121747A - Elevator car - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator car capable of enhancing the checking work efficiency of a landing apparatus by providing a checking lid on an upper surface of an air rectification cover installed on an upper part of a cage so that the landing apparatus can be checked while an operator inclining forward from a checking window formed by opening the checking lid. <P>SOLUTION: An upper air rectification cover 21 is supported by an upper skeleton structure mounted on an upper frame 17 of a car frame 16, constituted in a tapered shape in the elevating/lowering direction, and arranged so as to cover an upper surface of a cage 11. An opening/closing door 24 is provided in an apron cover panel 22 constituting a front surface in the depth direction of the upper air rectification cover, and located above an entrance of the cage 11, and a checking lid 29 is provided on a top of a first upper air rectification cover panel 26 constituting the upper air rectification cover 21. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an elevator car, and more particularly, to an inspection window structure for a conditioned cover provided at the upper part of a cab.

  A conventional elevator apparatus includes a car having a car room, a support body that supports the car room, and a car door that is supported by the support body and that opens and closes the entrance of the car room. It is configured to move up and down. The cover is attached with a predetermined gap secured outside the side plate of the car room except for the car door. The apron cover extends upward from the upper end of the cover attached to the entrance / exit side of the cab. This apron cover has a shape in which the width dimension is gradually reduced upward, and is arranged so that the minimum part of the width dimension matches the joint of the left and right car doors. Furthermore, the curved cover extends from the upper end of the cover attached to the opposite side to the entrance / exit of the car room and on both sides of the car door in the opening / closing direction of the car room toward the periphery of the apron cover. An open / close door is provided on the apron cover so that workers can enter and leave the upper empty space of the car (see, for example, Patent Document 1).

JP-A-6-329372

  Thus, in the conventional elevator apparatus, since the opening / closing door is provided in the apron cover, the width dimension of the opening / closing door is structurally narrower than the width of the entrance / exit of the cab. Therefore, when inspecting platform equipment such as a platform door opening / closing mechanism attached to the platform side wall of the hoistway, an operator opens the door and gets into the upper empty space of the car room, and opens / closes the door. Opening the hand and reaching out from the opening formed in the apron cover, it becomes an inspection work in an unreasonable system.

  The present invention has been made to solve such a problem, and an inspection window is formed by providing an inspection lid on the upper surface of a wind regulation cover installed at the upper part of a cab and opening an inspection lid by an operator. The purpose of the present invention is to obtain an elevator car that can be used to check the landing equipment and improve the inspection workability of the landing equipment.

  An elevator car according to the present invention includes a car room, a car frame that supports the car room, and an air conditioner that is attached to the upper part of the car room, and is disposed in a hoistway so as to be movable up and down. The air conditioner includes a wind condition cover that is tapered in the upward direction of the car room and covers the upper surface of the car room, and the upper air conditioner cover that is attached to an upper frame of the car frame. And a supporting skeleton structure. An open / close door is provided on the front surface in the depth direction of the air conditioning cover so as to be positioned above the entrance / exit of the car room, and an inspection lid is provided on the upper surface of the air conditioning cover and the car of the car room. It is provided so as to be located in the center of the door opening / closing direction and the front side in the depth direction.

  According to this invention, the open / close cover is provided on the front surface in the depth direction of the air conditioning cover, and the inspection lid is provided on the upper surface of the air conditioning cover. Therefore, the car is landed on the landing, the worker opens the opening / closing cover, gets into the upper empty room of the car room, then opens the inspection lid, gets out of the inspection window, and is attached to the wall on the landing side of the hoistway. You can check the landing side equipment.

It is sectional drawing which shows typically the structure of the elevator which applies the elevator car which concerns on Embodiment 1 of this invention. 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 a disassembled perspective view explaining the structure of the air conditioning apparatus in the elevator car which concerns on Embodiment 1 of this invention. It is a perspective view which shows typically the upper frame structure in the elevator car which concerns on Embodiment 1 of this invention. It is a principal part side view explaining operation | movement of the inspection lid | cover in the elevator car which concerns on Embodiment 1 of this invention. It is a perspective view which shows typically the open / close state of the inspection lid | cover of the elevator car which concerns on Embodiment 1 of this invention. It is a figure explaining the inspection work of the landing equipment in the elevator car which concerns on Embodiment 1 of this invention. It is a perspective view which shows typically the open / close state of the inspection lid | cover of the elevator car which concerns on Embodiment 2 of this invention. It is a perspective view which shows typically the upper frame structure in the elevator car which concerns on Embodiment 2 of this invention. It is a side view which shows the attachment state of the work bench | platform in the elevator car which concerns on Embodiment 2 of this invention. It is a figure explaining the inspection work of the landing equipment in the elevator car which concerns on Embodiment 2 of this invention.

Embodiment 1 FIG.
1 is a cross-sectional view schematically showing the configuration of an elevator to which an elevator car according to Embodiment 1 of the present invention is applied, and FIG. 2 is a schematic view of the upper side of the elevator car according to Embodiment 1 of the present invention. FIG. 3 is an exploded perspective view for explaining the configuration of the air conditioner in the elevator car according to the first embodiment of the present invention, and FIG. 4 is an upper skeleton in the elevator car according to the first embodiment of the present invention. FIG. 5 is a perspective view schematically showing the structure, FIG. 5 is a side view of an essential part for explaining the operation of the inspection lid in the elevator car according to Embodiment 1 of the present invention, and FIG. 6 is according to Embodiment 1 of the present invention. FIG. 7 is a perspective view schematically showing the opening / closing state of the inspection lid of the elevator car, and FIG. 7 is a diagram for explaining the inspection work of the landing equipment in the elevator car according to Embodiment 1 of the present invention.

  1 to 6, a driving sheave 3 and a deflecting wheel 4 are installed in a machine room 2 formed in the upper part of the hoistway 1, and a car 10 and a counterweight 6 are connected to the driving sheave 3 and the deflecting wheel 4. The main rope 5 is hung from the hoistway 1 and hung on the hoistway 1. The elevator constructed as described above 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.

The car 10 includes a car room 11, a car frame 16 that supports the car room 11, and an air conditioner 20 that is mounted on the upper and lower parts of the car room 11.
The car room 11 is erected on the car floor and the car floor. The car room 11 separates the inside of the car room 11 from the hoistway 1, the ceiling that closes the upper part of the peripheral wall, and the platform 8. The door 13 of the doorway to perform is provided. 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 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.

  The air conditioner 20 includes an upper air conditioner cover 21 formed in a tapered shape in an ascending / descending direction mounted so as to cover the upper surface of the cab 11, and an ascending / descending direction mounted so as to cover the lower surface of the cab 11. A lower wind cover 50 that is tapered in the downward direction, an upper frame structure 35 that attaches the upper wind cover 21 to the upper frame 17, and a lower frame structure (not shown) that attaches the lower wind cover 50 to the lower frame 18. ) And. 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 peripheral edge of the car frame 22 and divided into two in the depth direction at the car frame 16.

  As shown in FIGS. 2 and 3, the apron cover panel 22 is formed 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. The minimum part of the width dimension, that is, the top part is coincident with the abutting part of the door 13 at the doorway. An entrance / exit 23 for the worker M is formed above the entrance / exit of the cab 11 of the apron cover panel 22, and an open / close door 24 is attached to the apron cover panel 22 via a hinge 25 so that the entrance / exit 23 can be opened and closed. .

  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. Then, an inspection window 28 is formed on the top of the first upper conditioned cover panel 26, and a pair of inspection lids 29 are attached to the first upper conditioned cover panel 26 via hinges 30 so that the inspection window 28 can be freely opened and closed. It has been. As shown in FIG. 5, the pair of inspection lids 29 is closed by fastening the tip end side of the other inspection lid 29 with a bolt 32 to a hook metal 31 to which the distal end side of one inspection lid 29 is attached. ing.

  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. Cutouts 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 conditioned cover panel 26 and the second upper conditioned cover panel 27, respectively.

  As shown in FIG. 4, the upper frame structure 35 is an L-shaped steel which is arranged in parallel with each other with the length direction being the depth direction, being 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 The first and second support frames 38 and 39 made of steel are disposed in parallel with each other in the depth direction, with the length direction being the frontage direction, and bolts 37 are disposed behind the pair of base frames 36 in the depth direction. Third and fourth support frames 40 and 41 made of L-shaped steel to be fastened and fixed, and bent into an arch shape, and fixed to the first to fourth support frames 38 to 41, respectively. First to fourth skeleton arms 42 to 45 made of L-shaped steel arranged in a depth direction in a row, and a plurality of connecting arms 46 that connect the first to fourth skeleton arms 42 to 45 are provided. .

  Here, the height of the tops of the first to fourth skeleton arms 42 to 45 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 fourth support frames 38 to 41, the first to fourth skeleton arms 42 to 45, and the connecting arm 46 are made of steel, but are made of aluminum or the like. May be.

Next, a method for attaching the upper wind conditioned cover 21 configured as described above will be described.
First, the pair of base frames 36 are arranged with a length direction as a depth direction and spaced apart from each other by a predetermined distance in parallel to the frontage direction, and are fastened and fixed to the upper frame 17 using bolts 37. Next, the pair of support frames 38 and 39 are arranged on the front side in the depth direction of the upper frame 17 with the length direction being the frontage direction and spaced apart from each other by a predetermined distance in parallel with the depth direction. Fastened to the frame 36. Similarly, the third and fourth support frames 38 and 39 are disposed on the rear side in the depth direction of the upper frame 17 with the length direction being the frontage direction and spaced apart from each other by a predetermined distance in parallel to the depth direction. Used to fasten and fix to the pair of foundation frames 36.

Next, the first and second skeletal arms 42 and 43 are spaced apart from each other by a predetermined distance and are connected in parallel with each other using the connecting arm 46. Similarly, the third and fourth skeleton arms 44 and 45 are arranged in parallel with each other with a predetermined distance therebetween, and are connected using the connecting arm 46.
Then, the leg portions of the first and second skeleton arms 42 and 43 integrated with each other are fixed to the first and second support frames 38 and 39 by welding, rivets, bolts, or the like, and are attached to the upper portion of the cab 11. Stand up. Similarly, the legs of the integrated third and fourth skeleton arms 44 and 45 are fixed to the third and fourth support frames 40 and 41 by welding, rivets, bolts, or the like. To stand. Further, the second and third support frames 39 and 40 are connected using a connecting arm 46 as necessary.

Next, the apron cover panel 22 is fixed to the first skeleton arm 42 by welding, rivets, bolts or the like, and is attached to the upper part of the door 13 at the doorway so as to cover the car door drive mechanism (not shown). Above 15, it is arranged in parallel with the cover 15 so as not to cause a step.
Next, the first upper wind-conditioning cover panel 26 is fixed to the first and second skeleton arms 42 and 43 by welding, rivets, bolts, or the like to avoid interference with the car frame 16 and the main rope 5. Install at the top of Similarly, the second upper wind-conditioning cover panel 27 is fixed to the third and fourth skeleton arms 44 and 45 by welding, rivets, bolts, or the like to avoid interference with the car frame 16 and the main rope 5. 11 is installed on the top. Then, using a member not shown, the gap between the apron cover panel 22 and the first upper conditioned cover panel 26 is closed, and the gap between the first upper conditioned cover panel 26 and the second upper conditioned cover panel 27 is closed.

  In this way, the upper air conditioning cover 21 including the apron cover panel 22 and the first and second upper air conditioning cover panels 26 and 27 is installed so as to cover the upper surface of the cab 11 as shown in FIG. . Although not described, a lower conditioned cover 50 comprising an apron cover panel and first and second lower conditioned cover panels is similarly installed so as to cover the lower surface of the cab 11, and the conditioned device 20 is attached to the cab 11. The

  In the car 10 configured as described above, the upper air conditioned cover 21 formed in a tapered shape in the upward direction of the car 10 is disposed so as to cover the upper surface of the car chamber 11, and is formed in a tapered shape in the downward direction of the car 10. The lower conditioned cover 50 is disposed so as to cover the lower surface of the cab 11. Therefore, when the car 10 moves up and down at a high speed, the air outside the car 10 is guided to the outer peripheral edge side of the car room 11 by the upper conditioned cover 21 or the lower conditioned cover 50. As a result, the air flow around the car 10 is less likely to be disturbed, and the generation of wind noise due to the raising and lowering of the car 10 is suppressed.

Next, a method for inspecting the landing equipment 9 such as a door opening / closing mechanism installed on the wall surface on the landing 8 side of the hoistway 1 will be described.
First, as shown in FIG. 6 and FIG. 7, the car 10 is landed on the landing 8, the open / close door 24 is opened, and the worker M gets into the upper air conditioning cover 21. Next, the bolt 32 is removed from the collar 31 and the inspection lid 29 is opened. Then, the worker M gets on the first and second support frames 38 and 39, gets out of the inspection window 28, extends his hand, and checks the landing equipment 9.
When the inspection of the landing device 9 is completed, the worker M returns to the inside of the upper wind cover 21, closes the inspection lid 29, and fastens the bolt 32 to the collar 31. Next, transfer to the landing 8, close the opening / closing door 24, and finish the inspection work of the landing equipment 9.

  As described above, according to the first embodiment, since the inspection lid 29 is provided on the top of the upper wind cover 21, the worker M can get out of the inspection window 28 and inspect the landing equipment 9. . Therefore, it is not necessary for the worker M to open the door 24 and get into the upper empty space of the car room 11 and reach out from the entrance 23 formed in the apron cover panel 22 to check the landing equipment 9 in an unreasonable manner. The work load of the worker M can be remarkably reduced. In addition, it is not necessary to remove the upper wind cover 21 at every inspection work, and the inspection work time can be greatly shortened.

Embodiment 2. FIG.
FIG. 8 is a perspective view schematically showing the open / close state of the inspection lid of the elevator car according to Embodiment 2 of the present invention, and FIG. 9 shows the upper frame structure in the elevator car according to Embodiment 2 of the present invention. FIG. 10 is a perspective view schematically showing, FIG. 10 is a side view showing a mounting state of a work table in the elevator car according to Embodiment 2 of the present invention, and FIG. 11 is a platform in the elevator car according to Embodiment 2 of the present invention. It is a figure explaining the inspection work of an apparatus.

8 to 10, the work platform 47 is fastened and fixed to the first and second support frames 38 and 39 by using bolts 37 at a position below the inspection window 28, so that the first and second support frames 38 are fixed. , 39.
Other configurations are the same as those in the first embodiment.

Therefore, the second embodiment also has the same effect as the first embodiment.
According to the second embodiment, as shown in FIG. 11, the worker M who has transferred to the upper empty space of the car room 11 can get on the work platform 47 and inspect the landing equipment 9 from the inspection window 28. As a result, the work platform is stable and workability is further improved.

In each of the above-described embodiments, the upper wind cover cover panel is divided into two in the depth direction, but the number of divisions of the upper wind cover panel is limited to this. It is not a thing, and it should just be divided | segmented into both sides in the site | part of a cage frame in order to avoid the interference with the cage frame and main rope which support a cage room at least.
In each of the above embodiments, the apron cover panel and the first upper wind control cover panel of the upper wind control cover are configured as separate parts. However, the apron cover panel and the first upper wind control cover panel are integrated. You may comprise as a thing.

Further, in each of the above embodiments, the apron cover panel of the upper air conditioning cover is formed in a flat plate shape extending in parallel with the cover attached to the upper part of the door of the doorway so as to cover the car door drive mechanism. However, the apron cover panel may be made to be curved into a curved shape that is displaced rearward in the depth direction as the distance from the upper surface of the cab is increased.
In each of the above embodiments, the car room is supported by the car frame supported by the lower frame arranged in parallel to the frontage direction, but the car room has the car floor at the frontage. The cage frame may be supported by a lower frame having a predetermined angle with the direction.

  1 hoistway, 10 car, 11 car room, 16 car frame, 17 upper frame, 20 air conditioner, 21 upper air conditioner cover, 22 apron cover panel, 23 doorway, 24 open / close door, 26 first upper air conditioner cover panel, 27 2 upper wind-conditioning cover panel, 28 inspection window, 29 inspection lid, 35 upper frame structure, 47 working scaffold.

Claims (2)

In an elevator car that includes a car room, a car frame that supports the car room, and an air conditioner that is attached to the upper part of the car room, and is arranged to be raised and lowered in a hoistway.
The wind control device includes a wind control cover configured to taper in the upward direction of the cab and covering the upper surface of the cab, and a skeleton structure that is attached to an upper frame of the cab frame and supports the upper wind control cover. With
An open / close door is provided on the front surface in the depth direction of the airflow control cover so as to be located above the entrance / exit of the cab.
An elevator car characterized in that an inspection lid is provided on the upper surface of the air conditioning cover so as to be positioned at the center in the opening / closing direction of the car door of the cab and on the front side in the depth direction.   The elevator car according to claim 1, wherein a work platform is attached to the framework structure so as to be positioned below the inspection lid.

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