JP7435887B1 - Elevator scaffolding equipment and elevator equipment - Google Patents

Abstract

The present invention provides a scaffolding device that does not require a worker to get down to the bottom of a hoistway when moving back and forth between the scaffolding in the hoistway and a landing entrance. [Solution] A scaffolding device for an elevator that can be switched between an assembled state and a stored state, in which a scaffolding member 22 is attached to a hinge 23 provided below a landing entrance 9, and is rotated to a use state. In the assembled state, the scaffold member 22 extends from the hinge 23 horizontally inside the hoistway 1 in the width direction and depth direction of the landing entrance 9, and the support rods 24 and 25 are It is connected between the member 22 and the outer periphery of the landing entrance 9 above the scaffolding member 22, and in the stored state, the scaffolding member 22 extends downward from the hinge 23 in the width direction and vertical direction of the landing entrance 9. [Selection diagram] Figure 13

Description

The present invention relates to an elevator scaffolding device and an elevator device.

Conventionally, when maintenance and inspection of the display unit installed at the bottom floor landing of an elevator was carried out from the hoistway side, workers used the scaffolding permanently installed in the hoistway pit or the large scale carried into the hoistway pit. (See, for example, Patent Document 1).

JP2016-098067A

Workers had to descend into the hoistway pit when going back and forth between the scaffolding inside the hoistway and the landing entrance.

The present disclosure has been made to solve the above-mentioned problems, and when a worker moves back and forth between the scaffolding in the hoistway formed by the scaffolding device and the landing entrance, It is an object of the present invention to obtain an elevator scaffolding device and an elevator device that do not require descending into a certain hoistway pit.

The elevator scaffolding device according to the present disclosure is installed in the elevator device and has two states: an assembled state in which the scaffolding communicates with the landing entrance in the hoistway, and a stored state in which the scaffolding serves as a protection member for the entrance and exit of the landing entrance in the hoistway. A scaffolding device for an elevator that can be switched between the elevators, comprising a scaffolding member, a hinge, and a support rod, the hinge being provided below the landing entrance and having its axis of rotation oriented in the width direction of the landing entrance. The scaffold member is attached to the hinge and rotated about the axis of rotation to switch between the assembled state and the stowed state. The supporting rod extends in the direction and depth direction, and connects the scaffolding member and the outer periphery of the landing entrance above the scaffolding member, and in the stored state, the scaffolding member extends downward from the hinge in the width direction and the top and bottom of the landing entrance. The support rod has a hook portion at one end in the longitudinal direction, and in the stored state, the hook portion is hooked onto the scaffolding member from the landing entrance and exit, and by being moved inside the hoistway, the scaffolding member can be moved. It can be rotated inside the hoistway and put into an assembled state by attaching the other end of the support rod to the outer periphery of the landing doorway above the scaffolding member .
Furthermore, the elevator scaffolding device according to the present disclosure is provided in an assembled state in which the elevator device is provided in the elevator device and forms a scaffold that communicates with a landing entrance in the hoistway, and in a stored state in which it forms a protection member for the entrance and exit of the landing entrance in the hoistway. A scaffolding device for an elevator that can be switched between The scaffolding member is oriented in the width direction of the doorway, and the scaffolding member is attached to the hinge and rotated about the rotation axis to switch between the assembled state and the stowed state, and in the assembled state, the scaffolding member is rotated from the hinge. The support rod extends in the width direction and depth direction of the landing doorway inside the hoistway, and connects the scaffolding member and the outer periphery of the landing doorway above the scaffolding member, and in the stowed state, the scaffolding member extends from the hinge. The support platform extends downward in the width direction and the vertical direction of the landing entrance, and is provided in the hoistway and is placed apart from the scaffold member, and in the assembled state, the scaffold expansion member connects the scaffold member and the support platform. connect.

According to the elevator scaffolding device according to the present disclosure, when a worker moves back and forth between the scaffold in the hoistway formed by the scaffolding device and the landing entrance/exit, it is not necessary for the worker to go down to the hoistway pit, which is the bottom of the hoistway. do not have.

FIG. 3 is a vertical cross-sectional view of the hoistway in Embodiment 1. FIG. 3 is a front view of the landing entrance in Embodiment 1. FIG. FIG. 3 is a rear view of the landing entrance in Embodiment 1. FIG. FIG. 3 is a cross-sectional view of the landing entrance in Embodiment 1. FIG. FIG. 3 is a side view of a main part of the landing entrance in Embodiment 1. FIG. FIG. 3 is a side view of a main part of the landing entrance in Embodiment 1. FIG. 3 is a drawing showing a hinge in Embodiment 1. FIG. 3 is a drawing showing a hinge in Embodiment 1. FIG. 3 is a drawing showing an insert tool and a clip tool in Embodiment 1. FIG. 3 is a drawing showing an insert tool and a clip tool in Embodiment 1. FIG. 3 is a drawing showing an insert tool and a clip tool in Embodiment 1. FIG. FIG. 3 is a rear view of the landing entrance in Embodiment 1. FIG. FIG. 3 is a side view of a main part of the landing entrance in Embodiment 1. FIG. FIG. 3 is a side view of a main part of the landing entrance in Embodiment 1. FIG. FIG. 7 is a rear view of a hall entrance in a modification of the first embodiment. FIG. 7 is a rear view of a hall entrance in a modification of the first embodiment. FIG. 7 is a rear view of the entrance/exit of the hall in Embodiment 2. FIG. It is a drawing which shows the hanger and the receiver in Embodiment 2. It is a drawing which shows the hanger and the receiver in Embodiment 2. It is a drawing which shows the hanger and the receiver in Embodiment 2. FIG. 7 is a rear view of a landing entrance in Embodiment 3; FIG. 7 is a rear view of a landing entrance in Embodiment 3; FIG. 7 is a plan view of a main part of a landing entrance in Embodiment 3; FIG. 7 is a side view of a main part of a landing entrance in Embodiment 3;

Hereinafter, preferred embodiments of an elevator scaffolding device according to the present disclosure will be described using the drawings. The same reference numerals throughout the drawings indicate the same or corresponding parts.

An elevator scaffolding device 21 according to the first embodiment will be explained using the drawings.

First, the configuration of the main parts of the elevator device will be explained using FIGS. 1 to 6.

FIG. 1 is a longitudinal cross-sectional view of a hoistway 1 in the first embodiment. FIG. 1 is a view of the interior of the hoistway 1 viewed in the width direction of the car entrance 6 and the landing entrance 9. FIG. 1 is a view of the car entrance 6 and the landing entrance 9 viewed from the middle part in the width direction. FIG. 2 is a front view of the landing entrance 9 in the first embodiment. FIG. 2 is a diagram of the landing entrance/exit 9 seen from the landing 2. In FIG. 2, the hall entrance 9 is fully closed. FIG. 3 is a rear view of the hall entrance 9 in the first embodiment. FIG. 3 is a diagram of the hall entrance/exit 9 viewed from the hoistway 1. In FIG. 3, the landing entrance 9 is fully closed. FIG. 4 is a cross-sectional view of the hall entrance 9 in the first embodiment. FIG. 4 is a drawing taken along the line AA in FIG. 3. In FIG. 4, the landing sill 10 and the wall 3 below the landing sill 10 are shown by two-dot chain lines. FIG. 5 is a side view of a main part of the landing entrance 9 in the first embodiment. FIG. 5 is a drawing taken in the direction of arrow B in FIG. In FIG. 5, the wall 3 above the landing sill 10 is omitted to make the main parts easier to understand. FIG. 6 is a side view of a main part of the landing entrance 9 in the first embodiment. FIG. 6 is a drawing taken in the direction of arrow C in FIG. 3. In FIG. 6, the wall 3 above the landing sill 10 is omitted to make the main parts easier to understand.

Note that FIGS. 1 to 6 show the storage state, which will be described later.

In the drawing, 1 is a hoistway, 2 is a landing, 3 is a wall, 5 is a car, 6 is a car entrance, 7 and 8 are car doors, and 9 is a landing entrance. 10 is a landing threshold, 11 is a three-sided landing frame, 12 is a landing door opening/closing device, 13 and 14 are landing doors, and 15 is a landing equipment.

The hoistway 1 extends in the vertical direction. The wall 3 is provided on the hoistway 1 on the landing 2 side. The wall 3 partitions the hoistway 1 and the landing 2. The wall 3 extends below the landing 2. The wall 3 is provided with a penetration portion 3a. The penetrating portion 3a communicates the hoistway 1 and the landing 2.

The car 5 moves up and down in the hoistway 1. The car 5 is provided with a car entrance 6. The car entrance/exit 6 is provided on the wall 3 side of the car 5. The car entrance 6 communicates the inside and outside of the car 5 in the hoistway 1. The car entrance 6 is opened and closed by car doors 7 and 8.

The landing entrance/exit 9 is located inside the penetrating portion 3a. The landing entrance 9 communicates the landing 2 and the hoistway 1. The outer periphery of the penetrating portion 3a is located at the outer periphery of the hall entrance/exit 9.

The depth direction of the car entrance 6 and the depth direction of the hall entrance 9 face the same direction. The width and height of the car entrance 6 are the same as the width and height of the landing entrance 9. When the car 5 is stopped at the landing 2, the car entrance 6 and the landing entrance 9 face directly in front of each other.

The hall threshold 10 and the three-sided hall frame 11 form a hall entrance/exit 9. The landing threshold 10 and the three-sided landing frame 11 are located on the outer periphery of the landing entrance 9.

The landing sill 10 forms the lower part of the landing entrance 9. The landing sill 10 extends in the width direction of the landing entrance 9. The hall threshold 10 is larger than the hall entrance 9 in the width direction of the hall entrance 9. The landing sill 10 is provided with grooves 10a and 10b. The grooves 10a and 10b extend in the width direction of the landing entrance 9.

The three-sided landing frame 11 has vertical frames 16 and 17 and an upper frame 18.

The vertical frame 16 forms one side of the hall entrance/exit 9 in the width direction. The vertical frame 17 forms the other side of the hall entrance 9 in the width direction. The vertical frames 16 and 17 extend in the vertical direction. The vertical frame 16 and the vertical frame 17 are lined up in the width direction of the hall entrance/exit 9.

The vertical frame 16 is a channel-shaped beam. The groove portion of the vertical frame 16 is located on the side of the vertical frame 16 toward the hoistway 1. The vertical frame 16 is provided with a reinforcing plate 16a. The reinforcing plate 16a connects one side and the other side of the groove in the vertical frame 16. The reinforcing plate 16a extends in the horizontal direction.

The vertical frame 16 is provided with a penetration portion 16b. The penetrating portion 16b penetrates the vertical frame 16. The penetrating portion 16b communicates the hoistway 1 and the landing 2.

The vertical frame 17 is a channel-shaped beam. The groove portion of the vertical frame 17 is located on the side of the vertical frame 17 toward the hoistway 1. The vertical frame 17 is provided with a reinforcing plate 17a. The reinforcing plate 17a connects one side and the other side of the groove in the vertical frame 17. The reinforcing plate 17a extends in the horizontal direction.

The upper frame 18 forms the upper part of the landing entrance 9. The upper frame 18 extends in the width direction of the landing entrance 9. The upper frame 18 connects the upper part of the vertical frame 16 and the upper part of the vertical frame 17.

The landing door opening/closing device 12 is provided on the wall 3 side of the hoistway 1. The landing door opening/closing device 12 is arranged above the landing entrance 9. The landing door opening/closing device 12 is located on the outer periphery of the landing entrance 9. The landing door opening/closing device 12 has rails 12a and 12b. The rails 12a and 12b extend in the width direction of the hall entrance 9.

The landing door 13 is suspended from a rail 12a of the landing door opening/closing device 12. The lower end of the landing door 13 is fitted into the groove 10a of the landing sill 10. The landing door 13 moves along the rail 12a and the groove 10a. The landing door 13 is guided in movement in the width direction of the landing entrance 9 by the rail 12a and the groove 10a.

The landing door 14 is suspended from the rail 12b of the landing door opening/closing device 12. The lower end of the landing door 14 is fitted into the groove 10b of the landing sill 10. The landing door 14 moves along the rail 12b and the groove 10b. The landing door 14 is guided in movement in the width direction of the landing entrance 9 by the rail 12b and the groove 10b.

The landing entrance 9 is opened and closed by landing doors 13 and 14. The landing doors 13 and 14 move in the width direction of the landing entrance 9. Landing doors 13 and 14 move in the same direction.

During operation of the elevator device, when the car 5 is stopped at the hall 2, the hall entrance 9 opens at the same time as the car entrance 6 opens, and the hall entrance 9 closes at the same time as the car entrance 6 closes.

When the elevator system is in operation, the hall entrance/exit 9 is opened and closed between a fully closed state and a fully open state. When the elevator system is in operation, the landing doors 13 and 14 move between a fully closed position and a fully open position. When the elevator system is in operation, the landing doors 13 and 14 are in the fully closed position to completely close the landing entrance 9, and in the fully open position to fully open the landing entrance 9. The fully closed position and the fully open position may be provided with a range in the width direction of the hall entrance/exit 9.

In the fully closed state, the landing door 13 is located on the vertical frame 16 side of the landing entrance 9, and the landing door 14 is located on the vertical frame 17 side of the landing entrance 9. In the fully open state, the landing doors 13 and 14 are located outside the vertical frame 17 of the landing entrance 9. For example, in the fully open state, the inner side surfaces of the landing doorway 9 in the landing doors 13 and 14 are located on a plane that includes the inner side surface of the landing doorway 9 in the vertical frame 17 .

The hall entrance/exit 9 is provided with a hall entrance/exit switch (not shown). The hall entrance/exit switch detects that the hall entrance/exit 9 is fully closed. The landing entrance/exit switch detects that the landing doors 13 and 14 are in the fully closed position.

When the fully closed state is detected by the hall entrance/exit switch, the elevator device can raise or lower the car 5. When the fully closed state is not detected by the hall entrance/exit switch, the elevator device does not raise or lower the car 5.

For example, when the landing doors 13 and 14 are in the fully open position, the fully closed state is not detected by the landing doorway switch, and the elevator device does not raise or lower the car 5. For example, when the landing doors 13 and 14 are in a position that is more open than the fully closed position and in a position that is more closed than the fully open position, the fully closed state is not detected by the hall entrance/exit switch, and the elevator device does not raise or lower the car 5. . For example, when the landing doors 13 and 14 are in a position that is more open than the open position, the fully closed state is not detected by the landing entrance/exit switch, and the elevator system does not raise or lower the car 5.

The landing equipment 15 is attached to the outer periphery of the landing entrance 9 above the scaffolding member 22. The hall equipment 15 is attached to the three-sided hall frame 11. The hall equipment 15 is attached to a vertical frame 16. The hall equipment 15 is arranged in a vertical frame 16. The hall fixture 15 faces the hall 2 through the penetrating portion 16b of the vertical frame 16. The hall equipment 15 is used by users in the hall 2. For example, the hall equipment 15 is a hall operation panel. The hall operation panel is operated by the user to call the car 5. For example, the hall fixture 15 is a hall display device. The hall display device is for displaying information regarding the operation of the elevator device to users. Further, the landing equipment 15 faces the hoistway 1. The landing equipment 15 can be maintained from within the hoistway 1 by workers.

The configuration of the main parts of the elevator device is provided as described above.

Next, the scaffolding device 21 will be explained using FIGS. 3 to 14.

FIG. 7 is a drawing showing the hinge 23 in the first embodiment. FIG. 7 is a diagram of section D in FIG. 3. FIG. 8 is a drawing showing the hinge 23 in the first embodiment. FIG. 8 is a drawing taken in the direction of arrow F in FIG. In FIG. 8, the wall 3 above the landing sill 10 is omitted to make the main parts easier to understand. FIG. 9 is a drawing showing the insert tool 26 and the clip tool 27 in the first embodiment. FIG. 9 is a drawing of section E in FIG. 3. FIG. 10 is a drawing showing the insert tool 26 and the clip tool 27 in the first embodiment. FIG. 10 is a drawing taken in the direction of arrow G in FIG. FIG. 11 is a drawing showing the insert tool 26 and the clip tool 27 in the first embodiment. FIG. 11 is a drawing corresponding to the H arrow view in FIG. FIG. 11A shows a state in which the support rod 24 is hooked onto the scaffolding member 22 in the stored state. FIG. 11(b) shows a state in which the insert tool 26 and the clip tool 27 are separated from each other in the rotational direction of the scaffolding member 22 by the support rod 24 from the stored state. FIG. 12 is a rear view of the hall entrance 9 in the first embodiment. FIG. 12 is a diagram of the landing entrance 9 seen from the hoistway 1. In FIG. 12, the hall entrance/exit 9 is more open than the fully open state. FIG. 13 is a side view of the main part of the hall entrance/exit 9 in the first embodiment. FIG. 13 is a view taken in the direction of arrow J in FIG. 12. In FIG. 13, the wall 3 above the landing sill 10 is omitted to make the main parts easier to understand. FIG. 14 is a side view of the main part of the hall entrance/exit 9 in the first embodiment. FIG. 14 is a view taken in the direction of arrow K in FIG. 12. In FIG. 14, the wall 3 above the landing sill 10 is omitted to make the main parts easier to understand.

3 to 10 show the storage state. 12 to 14 show the assembled state.

In the assembled state, the car 5 is not stopped at the landing 2. In the assembled state, the car 5 is stopped above or below the landing 2. In the assembled state, the scaffold device 21 forms a scaffold that communicates with the landing entrance 9 in the hoistway 1. When a worker maintains the elevator device in the hoistway 1, the scaffold device 21 can be used as a scaffold for the worker. When a worker maintains the landing equipment 15 in the hoistway 1, the scaffold device 21 can be used as a scaffold for the worker. When a worker performs maintenance on the lower part of the car 5 in the hoistway 1, the scaffolding device 21 can be used as a scaffold for the worker.

In the stored state, the scaffolding device 21 serves as an entrance/exit protection member for the landing entrance 9 in the hoistway 1 . When the car doors 7 and 8 are opened with the car doorway 6 being shifted downward with respect to the landing doorway 9, the scaffolding device 21 can prevent the user's toes from getting under the landing threshold 10. When the car doors 7 and 8 are opened with the car entrance 6 being shifted downward with respect to the landing entrance 9, the scaffolding device 21 can prevent the user from exiting the car 5 to the hoistway 1.

The scaffolding device 21 is switched between an assembled state and a stored state. When the worker starts using the scaffolding device 21 as a scaffold, the worker switches the scaffolding device 21 from the stored state to the assembled state. When the worker finishes using the scaffolding device 21 as a scaffold, the worker switches the scaffolding device 21 from the assembled state to the stored state. A worker can switch the scaffolding device 21 between the assembled state and the stored state from the landing doorway 9 with the landing doorway 9 open. In the assembled state, the landing entrance 9 is open.

The scaffolding device 21 includes a scaffolding member 22, a hinge 23, support rods 24 and 25, an insert 26, and a clip 27.

The hinge 23 is provided below the hall entrance/exit 9. The hinge 23 is attached to the landing sill 10. The hinges 23 are attached to one side, the other side, and the center of the hall sill 10 in the width direction of the hall entrance/exit 9. The hinge 23 has a rotating shaft 23a oriented in the width direction of the hall entrance 9.

Scaffolding member 22 is attached to hinge 23. The scaffolding member 22 is rotated about the rotation axis 23a of the hinge 23, thereby switching between an assembled state and a stored state.

The scaffolding member 22 has a scaffolding board 22a, a reinforcing board 22b, and a penetrating portion 22c.

The scaffold board 22a is provided larger than the car entrance 6 in the width direction of the car entrance 6. The scaffold board 22a is provided larger than the landing entrance 9 in the width direction of the landing entrance 9. The scaffolding board 22a is provided in the width direction of the landing entrance 9 to below the landing equipment 15. In the assembled state, the scaffold board 22a extends in the width direction and the depth direction of the landing entrance 9 inside the hoistway 1 from the hinge 23. In the assembled state, the scaffold board 22a is located below the landing equipment 15. In the stored state, the scaffold board 22a extends below the hinge 23 in the width direction and the vertical direction of the landing entrance 9.

The reinforcing plate 22b is attached to the scaffolding plate 22a. In the assembled state, the reinforcing plate 22b is located below the scaffolding plate 22a. In the stored state, the reinforcing plate 22b is located on the wall 3 side of the scaffolding board 22a. The reinforcing plate 22b extends in the depth direction and the vertical direction of the landing entrance 9. The reinforcing plate 22b is provided between the hinge 23 side and the opposite side of the hinge 23 in the scaffolding member 22. The reinforcing plates 22b are provided on one side, the other side, and the center of the scaffolding member 22 in the width direction of the landing entrance 9.

The penetrating portion 22c penetrates the scaffolding member 22. The penetrating portion 22c passes through the scaffolding board 22a. The penetrating portion 22c is a hole. In the assembled state, the penetrating portion 22c is located inside the hoistway 1 rather than the hinge 23. In the stored state, the penetrating portion 22c is located below the hinge 23. The penetrating portions 22c are provided on one side and the other side of the scaffolding member 22 in the width direction of the landing entrance 9.

In the assembled state, the support rods 24 and 25 support the scaffolding member 22 so that the upper surface of the scaffolding board 22a is substantially horizontal. In the assembled state, support rods 24 and 25 are attached as described below.

The support rods 24 and 25 connect the scaffolding member 22 and the outer periphery of the landing entrance 9 above the scaffolding member 22. The support rods 24 and 25 connect the scaffolding member 22 and the three-sided landing frame 11. The support rods 24 and 25 are arranged diagonally in the depth direction and the vertical direction of the landing entrance between the scaffolding member 22 and the three-sided landing frame 11. The support rods 24 and 25 are located within reach from the landing entrance 9.

The support rod 24 is attached to one side of the scaffolding member 22 and the three-sided landing frame 11 in the width direction of the landing entrance/exit 9. The support rod 24 is detachably attached to the scaffolding member 22 and the vertical frame 16. The support rod 24 is attached to the vertical frame 16 on the hoistway 1 side. The support rod 24 is located further outside the hall entrance 9 than the hall equipment 15.

The support rod 24 has a hook portion 24a at one end in the longitudinal direction. The hook portion 24a is folded back in the longitudinal direction of the support rod 24. The support rod 24 has a hook portion 24a passed through the penetration portion 22c, and is hooked onto the scaffolding member 22.

The support rod 24 has a hook portion 24b at the other end in the longitudinal direction. The hook portion 24b is folded back in the longitudinal direction of the support rod 24. The support rod 24 has a hook portion 24b hooked onto a reinforcing plate 16a of the vertical frame 16.

The support rod 25 is attached to the other side of the scaffolding member 22 and the three-sided landing frame 11 in the width direction of the landing entrance/exit 9. The support rod 25 is detachably attached to the scaffolding member 22 and the vertical frame 16. The support rod 25 is attached to the vertical frame 17 on the hoistway 1 side. The support rod 25 is located on the fully closed position side of the landing doors 13 and 14.

The support rod 25 has a hook portion 25a at one end in the longitudinal direction. The hook portion 25a is folded back in the longitudinal direction of the support rod 25. The support rod 25 has a hook portion 25a passed through the penetrating portion 22c, and is hooked onto the scaffolding member 22.

The support rod 25 has a hook portion 25b at the other end in the longitudinal direction. The hook portion 25b is folded back in the longitudinal direction of the support rod 25. The support rod 25 has a hook portion 25b hooked onto a reinforcing plate 17a of the vertical frame 17.

Note that when attaching the support rods 24 and 25 to the vertical frames 16 and 17, the hall entrance/exit 9 is opened more than the fully open state. When attaching the support rods 24 and 25 to the vertical frames 16 and 17, the landing doors 13 and 14 are opened more than the fully open position. In the assembled state, the support rods 24 and 25 are located closer to the fully closed position of the opened landing doors 13 and 14 than the fully open position. In the assembled state, landing doors 13 and 14 are prevented from moving to the fully open position by support bars 24 and 25.

In the stored state, the support rods 24 and 25 do not connect the scaffolding member 22 and the outer periphery of the landing entrance 9 above the scaffolding member 22. In the stowed state, the support rods 24 and 25 are handled as follows.

For example, the support rods 24 and 25 are stored in a manager's room, a disaster prevention center, etc. provided in the building where the scaffolding device 21 is installed. Further, for example, the support rods 24 and 25 are housed within the vertical frame 16 or 17.

The insert 26 is provided on the scaffolding member 22. The insert 26 is attached to the scaffolding board 22a. The insert 26 is a plate-shaped member. The insertion tool 26 extends in the depth direction and the vertical direction of the landing entrance 9. In the assembled state, the insert 26 is located further inside the hoistway 1 than the hinge 23 is. In the assembled state, the insert 26 is located on the lower side of the scaffold member 22. In the stored state, the insert 26 is located below the hinge 23. In the stored state, the insert 26 is located on the side of the wall 3 of the scaffolding member 22. The inserts 26 are provided on one side and the other side of the scaffolding member 22 in the width direction of the landing entrance 9. The insert 26 is a reinforcing plate 22b.

The clip 27 is provided in the hoistway 1. The clip 27 is located below the hinge 23. The clip 27 is attached to the wall 3. The clipping tool 27 does not move integrally with the scaffolding member 22. The clips 27 are provided on one side and the other side in the width direction of the landing entrance 9. The clip 27 is a spring member. The clip 27 is a clip.

In the stored state, the insert tool 26 and the clip tool 27 hold the scaffold member 22 so that the inner side surface of the hoistway 1 on the scaffold board 22a is substantially vertical. In the stored state, the insert 26 is held between the clips 27. In the stored state, the clip 27 has the insert 26 inserted in the direction of rotation of the scaffolding member 22. In the stored state, the clip 27 has the insert 26 inserted in the depth direction of the landing entrance 9. In the stored state, the clip 27 is elastically bent in the width direction of the landing entrance 9. In the stored state, the insert 26 is held down by the clip 27 due to its elastic force. In the stored state, the scaffold member 22 is prevented from rotating by the insert 26 and the clip 27.

The insert tool 26 and the clip tool 27, which are sandwiched between the clip tool 27 in the stored state, can be separated in the direction of rotation of the scaffolding member 22 as described below.

As shown in FIG. 11, in the stored state, the hook part 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, hooked on the scaffolding member 22, and moved inside the hoistway 1, so that the scaffolding member 22 is attached to the hook part. 24a to the inside of the hoistway 1 and rotate, and the insert tool 26 and the clip tool 27 are separated in the direction of rotation of the scaffold member 22.

For example, the hook part 24a can be hooked onto the scaffolding member 22 by lowering it from the landing entrance 9 to the lower part of the hoistway 1, passing it through the penetration part 22c of the scaffolding member 22, and moving it upward. Further, for example, the hook portion 24a can be hooked onto the scaffolding member 22 by lowering the hook portion 24a from the landing entrance 9 to the lower part of the hoistway 1 and moving it upward from the bottom of the scaffolding member 22.

In a state where the hook portion 24a is hooked onto the scaffolding member 22, the side of the support rod 24 opposite to the hook portion 24a may be located above the landing sill 10. For example, after hooking the hook portion 24a to the scaffolding member 22, by placing the middle portion of the support rod 24 against the landing threshold 10 and moving the side of the support rod 24 opposite to the hook portion 24a toward the landing entrance 9, The hook portion 24a moves inside the hoistway 1. For example, after the hook portion 24a is hooked on the scaffolding member 22, the side of the support rod 24 opposite to the hook portion 24a may be arranged inside the hoistway 1 than the hook portion 24a in the depth direction of the landing entrance 9, and supported. By pulling up the rod 24 in the longitudinal direction of the support rod 24, the hook portion 24a moves inside the hoistway 1.

Here, the hook portion 24b may be used instead of the hook portion 24a. Further, a support rod 25 may be used instead of the support rod 24.

Scaffolding member 22, hinge 23, support rods 24 and 25, insert 26, and clip 27 are provided as described above.

The scaffolding device 21 can be switched from the stored state to the assembled state as described below.

For example, after separating the insert 26 and the clip 27 from the stored state in the rotational direction of the scaffolding member 22, the hook 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, and then passed upward through the penetration part 22c. By moving it, it hooks onto the scaffolding member 22, and by moving it inside the hoistway 1, the scaffolding member 22 is pulled inside the hoistway 1 by the hook portion 24a and rotates, and furthermore, the hook portion 24b is used to reinforce the vertical frame 16. Hook it on the board 16a. Similarly, by hooking the hook portion 25a to the scaffolding member 22 and hooking the support rod 25 to the reinforcing plate 17a of the vertical frame 17, the scaffolding member 22 is brought into an assembled state.

The procedure for switching from the assembled state to the stored state is the reverse order of the procedure for switching from the stored state to the assembled state.

Note that when switching from the assembled state to the stored state, the insert tool 26 can be inserted into the clip tool 27 without using the support rods 24 and 25. For example, after the support rods 24 and 25 are removed, the scaffold member 22 rotates under its own weight, and the insert 26 is inserted into the clip 27.

The elevator scaffolding device 21 in the first embodiment is provided as described above.

In addition, when switching the scaffolding device 21 from the stored state to the assembled state, appropriate measures are taken to prevent it from falling through the open landing doorway 9. For example, a fence or handrail may be provided between the vertical frames 16 and 17.

Further, when switching the scaffolding device 21 from the stored state to the assembled state, appropriate measures are taken to prevent the open landing entrance/exit 9 from closing unintentionally. For example, when the landing entrance 9 is opened, a wedge is fitted into the grooves 10a and 10b of the landing sill 10 on the side of the fully closed position of the landing doors 13 and 14.

Further, after switching the scaffolding device 21 from the stored state to the assembled state, appropriate measures are taken to prevent it from falling off the scaffolding member 22. For example, a fence or handrail may be provided along the edge of the scaffolding member 22. In this case, a fence or handrail can be attached to the scaffolding member 22, the support rods 24 and 25, the three-sided landing frame 11, etc.

The elevator scaffolding device 21 in Embodiment 1 is provided in the elevator device and serves both in an assembled state as a scaffold communicating with the landing entrance 9 in the hoistway and as an entrance protection member for the landing entrance 9 in the hoistway. This is an elevator scaffolding device that can be switched between a stored state and includes a scaffolding member 22, a hinge 23, and support rods 24 and 25. 23a is oriented in the width direction of the landing entrance 9, the scaffolding member 22 is attached to the hinge 23 and rotated about the rotating shaft 23a, thereby switching between an assembled state and a stored state, and in the assembled state. , the scaffolding member 22 extends from the hinge 23 inside the hoistway 1 in the width direction and the depth direction of the landing entrance 9, and the support rods 24 and 25 extend between the scaffolding member 22 and the landing entrance 9 above the scaffolding member 22. In the stored state, the scaffolding member 22 extends downward from the hinge 23 in the width direction and the vertical direction of the landing entrance 9.

Thereby, when the worker moves back and forth between the platform in the hoistway 1 formed by the scaffolding device 21 and the landing entrance/exit 9, there is no need for the worker to go down to the hoistway pit, which is the bottom of the hoistway 1.

Further, the worker can set up a scaffold in the hoistway 1 without having to set up a stepladder at the bottom of the hoistway 1.

Further, the worker can use the scaffolding device 21 regardless of the depth from the landing entrance 9 to the bottom of the hoistway 1.

Further, the scaffolding member 22 can be accommodated in the space where the entrance/exit protection member is installed.

Further, the worker can hook the hook of the safety belt onto the support member 24 or 25.

Note that it is effective to provide a scaffolding device 21 that communicates with the landing entrance 9 of the lowest floor landing 2 among the plurality of landings 2 where the car 5 stops. In many elevator systems, it is difficult to move from the landing entrance 9 of the lowest floor landing 2 to the upper part of the car 5. The car 5 is restricted from descending so as not to hit equipment at the bottom of the hoistway 1.

In the elevator scaffolding device 21 in the first embodiment, when the elevator device is in operation, the landing doors 13 and 14 move between the fully closed position and the fully open position, so that the landing doorway 9 can be switched between the fully closed state and the fully open state. This is an elevator scaffolding device installed in an elevator system that is opened and closed between the elevators, and in the assembled state, the landing entrance 9 is opened and the support rods 24 and 25 are located on the side of the fully closed position of the landing doors 13 and 14. do.

As a result, in the assembled state, the landing doors 13 and 14 are kept in the open state of the landing entrance 9 by the support rods 24 and 25. You can easily go back and forth between 9 and 9.

The elevator scaffolding device 21 in Embodiment 1 is configured such that when the hall entrance/exit switch detects that the hall entrance/exit 9 is in a fully closed state, and the hall entrance/exit switch does not detect that the hall entrance/exit 9 is in a fully closed state, It is provided in an elevator device that does not raise or lower the car 5.

This can prevent the car 5 from moving up and down and colliding with the scaffolding device 21 in the assembled state.

The elevator scaffolding device 21 in the first embodiment is an elevator scaffolding device provided in an elevator device in which the side and upper part of the landing entrance 9 are formed by the three-sided landing frame 11, and in the assembled state, the 25 connects the scaffolding member 22 and the three-sided landing frame 11.

Thereby, regardless of the structure of the hoistway 1, the support rods 24 and 25 can be easily attached to the outer periphery of the landing entrance 9 above the scaffolding member 22.

In the elevator scaffolding device 21 according to the first embodiment, the landing doorway 9 is opened and closed by moving the landing doors 13 and 14 in the width direction of the landing doorway 9, and the landing doors 13 and 14 are in the fully open position during maintenance of the elevator device. This is an elevator scaffolding device installed in an elevator device that can be opened further than the fully opened position, and in the assembled state, the landing doors 13 and 14 are opened more than the fully open position, and the support rod 24 is attached to the three-sided landing frame forming the side of the landing entrance 9. The support rod 25 is attached to the hoistway 1 side of the vertical frame 17 of the three-way landing frame 11 forming the side part of the landing entrance 9.

Thereby, a worker can easily attach the support rods 24 and 25 to the three-sided landing frame 11 from the landing entrance/exit 9.

The elevator scaffolding device 21 in Embodiment 1 is an elevator scaffolding device provided in an elevator device in which a landing device 15 is attached to a vertical frame 16, and the landing device 15 can be maintained from the side of the hoistway 1. In the assembled state, the scaffold member 22 is located below the hall equipment 15, and the support rod 24 is located outside the hall entrance 9 than the hall equipment 15.

This allows the worker to maintain the landing equipment 15 from the hoistway 1 side without being obstructed by the support rod 24.

The elevator scaffolding device 21 in the first embodiment is an elevator scaffolding device provided in an elevator device in which the lower part of the landing entrance 9 is formed by the landing sill 10, and the hinge 23 is attached to the landing sill 10.

Thereby, regardless of the structure of the hoistway 1, the hinge 23 can be easily provided below the hall entrance/exit 9.

In the elevator scaffolding device 21 according to the first embodiment, the support rod 24 has a hook portion 24a at one end in the longitudinal direction, and in the stored state, the hook portion 24a is hooked onto the scaffolding member 22 from the landing entrance 9, and the support rod 24 can be moved up and down. By being moved inside the passageway 1, the scaffolding member 22 can be rotated inside the hoistway 1, and the other end of the support rod 24 can be attached to the outer periphery of the landing doorway 9 above the scaffolding member 22. can be brought into the assembled state.

Thereby, the worker can switch between the stored state and the assembled state from the landing entrance 9 using the support rod 24.

Similarly, a worker can switch between the storage state and the assembly state using the support rod 25 from the landing entrance 9.

The elevator scaffolding device 21 according to the first embodiment includes an insert 26 and a clip 27, one of which is provided on the scaffolding member 22, and the other of the insert 26 and the clip 27 is provided on the scaffolding member 22. is provided in the hoistway 1, and in the stored state, the scaffolding member 22 is prevented from rotating by inserting the insertion tool 26 into the clipping tool 27 in the direction of rotation of the scaffolding member 22.

Thereby, when the elevator system is in operation, the insert tool 26 and the clip tool 27 can prevent the scaffold member 22 from rotating inside the hoistway 1 from the stored state and hitting the car 5. For example, wind pressure generated when the car 5 moves up and down, rising air currents generated in the hoistway 1 due to temperature differences between the inside and outside of the building where the elevator equipment is installed in winter, shaking of the building where the elevator equipment is installed, etc. It is possible to prevent the scaffolding member 22 from rotating inside the hoistway 1.

In the elevator scaffolding device 21 according to the first embodiment, the insert 26 is a reinforcing plate 22b provided on the scaffolding member 22, and the reinforcing plate 22b is provided on the side of the hinge 23 of the scaffolding member 22 and the side opposite to the hinge 23. It is set up between

Thereby, there is no need to separately provide the reinforcing plate 22b and the insert 26.

In the elevator scaffolding device 21 according to the first embodiment, the support rod 24 has a hook portion 24a at one end in the longitudinal direction, and in the stored state, the hook portion 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, By being hooked onto the scaffold member 22 and moved inside the hoistway 1, the scaffold member 22 is pulled inside the hoistway 1 by the hook portion 24a and rotated, and the insert tool 26 and the clip tool 27 are released. The scaffold members 22 are separated in the direction of rotation.

Thereby, the worker can separate the insert tool 26 and the clip tool 27 from the landing doorway 9 using the support rod 24 in the direction of rotation of the scaffolding member 22.

Similarly, the operator can separate the insert tool 26 and the clip tool 27 from the landing doorway 9 using the support rod 25 in the direction of rotation of the scaffolding member 22.

In addition, in Embodiment 1, the length of the scaffolding member 22 in the width direction of the landing entrance 9 can be made longer. For example, the length in the width direction of the landing entrance/exit 9 in the scaffolding member 22 may be the same as the length in the width direction of the landing entrance/exit 9 in the landing sill 10. For example, the length of the landing doorway 9 in the scaffolding member 22 in the width direction is limited by the strength of the scaffolding member 22.

Note that in the first embodiment, the hinge 23 does not need to be attached to the landing sill 10. In this case, for example, the hinge 23 is attached to the wall 3. Further, in this case, for example, a support member (not shown) that is fixed to the hoistway 1 and supports the landing sill 10 from below the landing sill 10 is provided, and the hinge 23 is attached to the support member.
Furthermore, in the first embodiment, the height of the scaffolding member 22 in the assembled state can be changed by changing the position of the rotation axis of the hinge 23 and the shape of the wing plate of the hinge 23. For example, in the assembled state, the height of the top surface of the scaffold member 22 can be adjusted to the height of the top surface of the landing sill 10.
Further, in the first embodiment, the scaffolding device 21 may include one, two, or four or more hinges 23.

Note that in the assembled state of the first embodiment, the support rod 25 may connect the scaffolding member 22 and the upper frame 18. In this case, the length of the scaffold member 22 in the width direction of the hall entrance/exit 9 can be made shorter. However, when used as a doorway protection member in the stored state, the scaffold board 22a is provided larger in the width direction of the car doorway 6 than the car doorway 6.
Further, in the assembled state of the first embodiment, the support rods 24 and 25 may connect the scaffolding member 22 and the landing door opening/closing device 12.
Further, in the assembled state of the first embodiment, the support rods 24 and 25 may connect the scaffolding member 22 and the outer periphery of the opening 3a in the wall 3. In this case, for example, a fastener is provided outside the wall 3 in the width direction of the landing entrance 9, and the support rods 24 and 25 are attached to the fastener in the assembled state.

In the first embodiment, the upper frame 18 may be provided with a penetration part, and the landing fixture 15 may be placed in the upper frame 18 and face the landing 2 through the penetration part of the upper frame 18.
Further, in the first embodiment, a penetrating portion may be provided on the side of the hall entrance/exit 9 in the wall 3, and the hall equipment 15 may be attached to the penetrating portion, facing the hoistway 1 and the hall 2. In this case, for example, the support rod 24 is attached to the wall 3 in the assembled state.

Note that in the assembled state of the first embodiment, the hook portion 24b may be hooked onto a portion of the vertical frame 16 other than the reinforcing plate 16a. In this case, for example, an eye bolt or a hook bolt is attached to the three-sided landing frame 11, and the hook portion 24b is hooked onto the eye bolt or hook bolt.
Similarly, in the assembled state of the first embodiment, the hook portion 25b may be hooked onto a portion of the vertical frame 17 other than the reinforcing plate 17a.

Note that in the first embodiment, the penetrating portion 22c may be provided in a portion of the scaffold member 22 other than the scaffold board 22a. For example, the reinforcing plate 22b is provided longer below the scaffold board 22a, and the penetration portion 22c is provided below the scaffold board 22a in the reinforcing board 22b. Further, for example, the reinforcing plate 22b is provided at the end of the scaffolding board 22a in the width direction of the landing entrance/exit 9, and the penetration portion 22c is provided in the reinforcing plate 22b.
Furthermore, in the first embodiment, the penetrating portion 22c may be a slit reaching the end of the scaffolding member 22.

In addition, in the assembled state of the first embodiment, the penetrating portion 22c and the support rod 24 on one side of the hall entrance/exit 9 in the width direction, or the penetrating portion 22c and the support rod 25 on the other side of the hall entrance/exit 9 in the width direction. You don't have to prepare. When using the scaffolding device 21 as a scaffold when maintaining the landing equipment 15 from inside the hoistway 1, it is preferable to include a penetration part 22c and a support rod 24 on one side in the width direction of the landing entrance 9.
Further, in the assembled state of the first embodiment, a penetration portion 22c and a support rod 24 or 25 may be provided at the intermediate portion in the width direction of the hall entrance/exit 9.
Further, in the assembled state of the first embodiment, one or more sets of penetrating portions 22c and support rods 24 or 25 may be provided. In this case, for example, the number of penetration parts 22c and support rods 24 or 25 can be determined depending on the strength of scaffold member 22.

In addition, in Embodiment 1, the insertion tool 26 may be provided separately from the reinforcing plate 22b.
Further, in the stored state of the first embodiment, the insert 26 may extend in the depth direction and the width direction of the hall entrance/exit 9.

Note that in the first embodiment, the clip 27 may be attached to a portion of the hoistway 1 other than the wall 3. In this case, for example, a support member is fixed to the hoistway 1, and the clip 27 is attached to the support member.

In addition, in Embodiment 1, the insert tool 26 may be provided in the hoistway 1, and the clip tool 27 may be provided in the scaffolding member 22.

In the first embodiment, the insertion tool 26 and the clip 27 on one side in the width direction of the landing entrance 9 or the insertion tool 26 and the clip 27 on the other side in the width direction of the landing entrance 9 may not be provided. .
Further, in the first embodiment, the insert 26 may be provided at the intermediate portion of the scaffolding member 22 in the width direction of the landing entrance/exit 9, and the clip tool 27 may be provided at the intermediate portion of the wall 3 in the width direction of the landing entrance/exit 9.
Further, in the first embodiment, one set or three or more sets of the insert tool 26 and the clip tool 27 may be provided. In this case, for example, the number of the inserts 26 and the clips 27 can be determined depending on the holding force with which the clips 27 hold the inserts 26 between them.

In the first embodiment, the scaffolding device 21 may be used in an elevator device in which one or more landing doors move in one direction in the width direction of the landing doorway to open and close the landing doorway.

In the first embodiment, one or more landing doors move in one direction in the width direction of the landing entrance, and another one or more landing doors move in the other direction in the width direction of the landing entrance. The scaffolding device 21 may be used in an elevator device that opens and closes an entrance/exit.
In the elevator scaffolding device 21 shown in FIGS. 15 and 16, the landing door 13 moves in one direction in the width direction of the landing entrance 9, and the landing door 14 moves in the other direction in the width direction of the landing entrance 9. It is used in an elevator device that opens and closes an entrance/exit 9.
FIG. 15 is a rear view of the hall entrance 9 in a modification of the first embodiment. FIG. 15 is a drawing corresponding to FIG. 3. FIG. 16 is a rear view of the hall entrance/exit 9 in a modification of the first embodiment. FIG. 16 is a drawing corresponding to FIG. 12.
In FIG. 15, the landing sill 10 is provided with grooves (not shown) instead of the grooves 10a and 10b, and the landing door opening/closing device 12 has a rail 12c instead of the rails 12a and 12b. and 14 are guided in movement in the width direction of the hall entrance/exit 9 by the rails 12c and the grooves of the hall sill 10. In the assembled state, the support rods 24 and 25 are located on the fully closed position side of the landing doors 13 and 14.

In the first embodiment, the side surface of the wall 3 on the hoistway 1 side below the landing sill 10 is the side surface of the wall 3 on the hoistway 1 side above the landing sill 10 in the depth direction of the landing entrance 9. may be in the same position.
In the first embodiment, the side surface of the wall 3 on the side of the hoistway 1 below the landing sill 10 is further outside of the hoistway 1 than the side surface of the wall 3 on the side of the hoistway 1 above the landing sill 10. It may be in the position.

Next, an elevator scaffolding device 31 according to the second embodiment will be explained using FIGS. 17 to 20.

FIG. 17 is a rear view of the landing entrance 9 in the second embodiment. FIG. 17 is a drawing corresponding to FIG. 3. FIG. 18 is a drawing showing the hanger 32 and the receiver 33 in the second embodiment. FIG. 18 is a drawing of the L portion in FIG. 17. FIG. 19 is a drawing showing the hanger 32 and the receiver 33 in the second embodiment. FIG. 19 is a drawing taken along the line MM in FIG. 18. FIG. 20 is a drawing showing the hanger 32 and the receiver 33 in the second embodiment. FIG. 20 is a drawing corresponding to the MM arrow view in FIG. 18. FIG. 20(a) shows a state in which the hanger 32 is moved upward by the support rod 24 in the stored state. FIG. 20(b) shows a state in which the hanger 32 and the receiver 33 are separated from each other in the rotating direction of the scaffolding member 22 by the support rod 24 from the stored state.

The elevator scaffolding device 31 in the second embodiment does not include the insert tool 26 and the clip tool 27 in the elevator scaffolding device 21 in the first embodiment. An elevator scaffolding device 31 in the second embodiment includes a hanger 32 and a receiver 33. The elevator scaffolding device 31 in the second embodiment has a penetrating portion 22d in the scaffolding member 22. Except for the above, the elevator scaffolding device 31 in the second embodiment is the same as the elevator scaffolding device 21 in the first embodiment.

The hanger 32 is provided on the scaffolding member 22. The hanger 32 is attached to the scaffold board 22a. In the assembled state, the hanger 32 is located inside the hoistway 1 rather than the hinge 23. In the assembled state, the hanger 32 is located on the lower side of the scaffolding member 22. In the stored state, the hanger 32 is located below the hinge. In the stored state, the hanger 32 is located on the wall 3 side of the scaffolding member 22. The hangers 32 are provided on one side and the other side of the scaffolding member 22 in the width direction of the landing entrance 9. The hanger 32 is a spring member. The hanger 32 is a hook.

The hook 32 has a hook portion 32a. In the stored state, the hook portion 32a is located on the outside of the hoistway 1 in the hanger 32. In the stored state, the hook portion 32a is folded back to the inside of the hoistway 1 in the hanger 32. In the stored state, the hook portion 32a projects below the hook 32.

The receiver 33 is provided in the hoistway 1. The receiver 33 is located below the hinge 23. The receiver 33 is attached to the wall 3. The receiver 33 does not move integrally with the scaffolding member 22. The receivers 33 are provided on one side and the other side in the width direction of the landing entrance 9. The receiver 33 is a hook.

The receiver 33 has a hook portion 33a. The hook portion 33a is located inside the hoistway 1 in the receiver 33. The hook portion 33a is folded back to the outside of the hoistway 1 in the receiver 33. The hook portion 33a projects above the receiver 33.

In the stored state, the hanger 32 and the receiver 33 hold the scaffold member 22 so that the side surface of the scaffold board 22a on the inside of the hoistway 1 is substantially vertical. In the stored state, the hanger 32 is hung on the receiver 33 from above. In the stored state, the hook portion 32a of the hanger 32 and the hook portion 33a of the receiver 33 face each other in the depth direction of the landing entrance 9. In the stored state, the hook portion 32a of the hanger 32 is located closer to the wall 3 than the hook portion 33a of the receiver 33. In the stored state, the scaffold member 22 is restricted from rotating inward of the hoistway 1 by the hanger 32 and the receiver 33. In the stored state, when the hanger 32 is pushed upward, it is elastically deformed, the hook portion 32a moves upward, and the scaffolding member 22 is allowed to rotate inward of the hoistway 1.

The penetrating portion 22d penetrates the scaffolding member 22. The penetrating portion 22d passes through the scaffolding board 22a. The penetrating portion 22d is a hole. In the assembled state, the penetrating portion 22d is located inside the hoistway 1 rather than the hinge 23. In the stored state, the penetrating portion 22d is located below the hinge 23. In the stored state, the penetrating portion 22d is located below the hook 32 on the scaffolding member 22. The penetrating portions 22d are provided on one side and the other side of the scaffolding member 22 in the width direction of the landing entrance 9.

The hanger 32 and the receiver 33 hung on the receiver 33 in the stored state can be separated in the direction of rotation of the scaffolding member 22 as described below.

As shown in FIG. 20, in the stored state, the hook 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, hooked on the hook 32, and moved upward, so that the hook 32 is moved upward by the hook 24a. When the scaffold member 22 is pushed and moved, the hook 32 and the receiver 33 are separated in the vertical direction, and the hook 24a is moved inside the hoistway 1, the scaffold member 22 is pulled inside the hoistway 1 by the hook 24a. The scaffolding member 22 is rotated, and the hanger 32 and the receiver 33 are separated in the direction of rotation of the scaffolding member 22.

For example, it can be hooked onto the hook 32 by lowering the hook portion 24a from the landing entrance 9 to the lower part of the hoistway 1, passing it through the penetration portion 22d of the scaffolding member 22, and moving it upward.

Note that the hook portion 24b may be used instead of the hook portion 24a. Further, a support rod 25 may be used instead of the support rod 24.

Scaffold member 22, hinge 23, support rods 24 and 25, hanger 32, and receiver 33 are provided as described above.

The scaffolding device 31 can be switched from the stored state to the assembled state as described below.

For example, after separating the hook 32 and the receiver 33 from the stored state in the direction of rotation of the scaffolding member 22, the hook portion 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, and then passed upward through the penetration portion 22c. By moving it, it hooks onto the scaffolding member 22, and by moving it inside the hoistway 1, the scaffolding member 22 is pulled inside the hoistway 1 by the hook portion 24a and rotates, and furthermore, the hook portion 24b is used to reinforce the vertical frame 16. Hook it on the board 16a. Similarly, by hooking the hook portion 25a to the scaffolding member 22 and hooking the support rod 25 to the reinforcing plate 17a of the vertical frame 17, the scaffolding member 22 is brought into an assembled state.

The procedure for switching from the assembled state to the stored state is the reverse order of the procedure for switching from the stored state to the assembled state.

Note that when switching from the assembled state to the stored state, the hanging tool 32 can be hung on the receiving tool 33 without using the support rods 24 and 25. For example, after the support rods 24 and 25 are removed, the scaffolding member 22 rotates under its own weight, and the hanger 32 is hung on the receiver 33.

The elevator scaffolding device 31 in the second embodiment is provided as described above.

The elevator scaffolding device 31 according to the second embodiment includes a hanger 32 and a receiver 33, one of the hanger 32 and the receiver 33 is provided on the scaffolding member 22, and the other of the hanger 32 and the receiver 33 is provided on the scaffolding member 22. is provided in the hoistway 1, and in the stored state, the scaffolding member 22 is restricted from rotating inside the hoistway 1 by hanging the hook 32 from above on the receiving tool 33.

Thereby, when the elevator system is in operation, the hook 32 and the receiver 33 can prevent the scaffolding member 22 from rotating inside the hoistway 1 from the stored state and hitting the car 5. For example, wind pressure generated when the car 5 moves up and down, rising air currents generated in the hoistway 1 due to temperature differences between the inside and outside of the building where the elevator equipment is installed in winter, shaking of the building where the elevator equipment is installed, etc. It is possible to prevent the scaffolding member 22 from rotating inside the hoistway 1.

In the elevator scaffolding device 31 according to the second embodiment, when the hanger 32 is pushed upward, the hanger 32 is elastically deformed and moves upward, and the scaffolding member 22 allows rotation inward of the hoistway 1. be done.

Thereby, the structure of the hanger 32 can be simplified.

In the elevator scaffolding device 31 according to the second embodiment, the support rod 24 has a hook portion 24a at one end in the longitudinal direction, and in the stored state, the hook portion 24a is lowered from the landing entrance 9 to the lower part of the hoistway 1, By being hooked on the hook 32 and moved upward, the hook 32 moves upward, and the hook 24a is further moved inside the hoistway 1, so that the scaffold member 22 is attached to the hoistway by the hook 24a. 1 and rotates, and the hanger 32 and the receiver 33 are separated in the direction of rotation of the scaffolding member 22.

Thereby, the worker can separate the hanger 32 and the receiver 33 from the landing entrance 9 using the support rod 24 in the direction of rotation of the scaffolding member 22.

Similarly, the worker can separate the hanger 32 and the receiver 33 from the landing entrance 9 using the support rod 25 in the direction of rotation of the scaffolding member 22.

Note that in the second embodiment, the hanger 32 does not need to be a spring member. In this case, for example, the hanger 32 is rotatably attached to the scaffolding board 22a about a rotation axis directed in the width direction of the landing entrance 9, and rotates when the hanger 32 is pushed upward, and the hook portion 32a moves upward.
Furthermore, in the second embodiment, the hanger 32 may be attached to a portion of the scaffold member 22 other than the scaffold board 22a. In this case, for example, the hanger 32 is attached to the reinforcing plate 22b.

Note that in the second embodiment, the penetrating portion 22d may be a slit that reaches the end of the scaffolding member 22.
Furthermore, in the second embodiment, the penetrating portion 22d may not be provided. In this case, for example, the hook 32 is provided at the lower end of the scaffold member 22 in the vertical direction, and when the hook 32 and the receiver 33 are separated in the depth direction of the landing entrance 9, the hook 24a or 25a is attached to the scaffold member 22. By moving it upward from the bottom of 22, it is hooked onto the hanger 32. For example, the hook 32 is provided at the side end of the scaffolding member 22 in the width direction of the landing entrance 9, and when separating the hook 32 and the receiver 33 in the depth direction of the landing entrance 9, the hook 24a or 25a is placed below the hanger 32 from the side of the scaffolding member 22, and is hooked onto the hanger 32 by moving it upward.

Note that in the second embodiment, the hanger 32 may be attached to a portion of the scaffold member 22 other than the scaffold board 22a. In this case, for example, the hanger 32 is attached to the reinforcing plate 22b.

Note that in the second embodiment, the receiver 33 may be attached to a portion of the hoistway 1 other than the wall 3. In this case, for example, a support member is fixed to the hoistway 1, and the receiver 33 is attached to the support member.

Note that in the second embodiment, the receiver 33 does not need to have the hook portion 33a. In this case, for example, the receiver 33 has a hole that opens upward, and the hook 32 may be hung by inserting the hook portion 32a of the hook 32 into the hole from above in the stored state.

Note that in the second embodiment, the hanger 32 may be provided on the hoistway 1, and the receiver 33 may be provided on the scaffolding member 22.

In the second embodiment, the penetration portion 22d, the hook 32, and the receiver 33 on one side in the width direction of the landing entrance 9, or the penetration portion 22d, the hook 32, and the hook 32 on the other side in the width direction of the landing entrance 9. Also, the receiver 33 may not be provided.
Further, in the second embodiment, a hanger 32 may be provided at the middle portion of the scaffolding member 22 in the width direction of the landing doorway 9, and a receiver 33 may be provided at the middle portion of the wall 3 in the width direction of the landing doorway 9.
Further, in the second embodiment, three or more sets of penetrating portions 22d, hooks 32, and receivers 33 may be provided. In this case, for example, the number of the hooks 32 and the receivers 33 can be determined depending on the holding force that maintains the state in which the hooks 32 are hung on the receivers 33.

Next, the elevator scaffolding device 41 in Embodiment 3 will be explained using FIGS. 21 to 24.

FIG. 21 is a rear view of the landing entrance 9 in the third embodiment. FIG. 21 is a drawing corresponding to FIG. 3. FIG. 22 is a rear view of the landing entrance 9 in the third embodiment. FIG. 22 is a drawing corresponding to FIG. 12. FIG. 23 is a plan view of the main part of the hall entrance/exit 9 in the third embodiment. FIG. 23 is a drawing taken along arrow NN in FIG. 22. FIG. 24 is a side view of the main part of the landing entrance 9 in the third embodiment. FIG. 24 is a drawing taken in the direction of arrow P in FIG. 22. FIG. 24 is a drawing corresponding to FIG. 13.

An elevator scaffold device 41 according to the third embodiment includes a support base 42 and a scaffold expansion member 43. An elevator scaffolding device 41 in Embodiment 3 has a pair of penetrating portions 22e in the scaffolding member 22. Except for the above, the elevator scaffolding device 41 in the third embodiment is the same as the elevator scaffolding device 21 in the first embodiment.

The penetrating portion 22e passes through the scaffolding member 22. The penetrating portion 22e passes through the scaffolding board 22a. In the assembled state, the penetrating portion 22d passes through the scaffolding member 22 in the vertical direction. The penetrating portion 22e is a hole. The penetrating portion 22e is provided on one side of the scaffolding member 22 in the width direction of the landing entrance/exit 9.

The support stand 42 is provided in the hoistway 1. The support stand 42 is attached to the wall 4. The wall 4 is located on one side of the hall entrance/exit 9 in the width direction of the hall entrance/exit 9 in the hoistway 1 . The wall 4 extends in the depth direction and the vertical direction of the landing entrance 9. The support stand 42 is spaced apart from the scaffolding member 22 on one side in the width direction of the landing entrance 9. The support stand 42 projects inside the hoistway 1 from the wall 4.

In the assembled state, the scaffold extension member 43 is attached as described below.

The scaffold expansion member 43 connects the scaffold member 22 and the support base 42. The scaffold expansion member 43 is detachably attached to the scaffold member 22 and the support base 42. The scaffold expansion member 43 has one end 43a placed on the scaffold member 22. The other end 43b of the scaffold expansion member 43 is placed on the support base 42.

The scaffold expansion member 43 has one end 43a disposed closer to the landing entrance 9 than the support rod 24 in the depth direction of the landing entrance 9. One end portion 43a faces the support rod 24 in the depth direction of the hall entrance/exit 9.

The scaffold expansion member 43 has a pair of protrusions 43c. The protrusion 43c is located at one end 43a. The protruding portion 43c protrudes below the scaffold expansion member 43. The protrusion 43c is a pin. The protruding portion 43c is passed through the penetrating portion 22e of the scaffolding member 22.

In the stored state, the scaffold expansion member 43 does not connect the scaffold member 22 and the support base 42. In the stored state, the scaffold expansion member 43 is handled as follows.

For example, the scaffolding expansion member 43 is stored in a manager's room, a disaster prevention center, etc. provided in the building where the scaffolding device 41 is installed. Further, for example, the scaffold expansion member 43 is attached to the wall 3 on the side of the hoistway 1 on the side of the hall entrance/exit 9. Further, for example, the scaffold expansion member 43 is attached to the wall 3 side of the scaffold member 22.

The elevator scaffolding device 41 in the third embodiment is provided as described above.

An elevator scaffolding device 41 in Embodiment 3 includes a support base 42 and a scaffold expansion member 43, the support base 42 is provided in the hoistway 1 and is arranged apart from the scaffold member 22, and in an assembled state. , the scaffold expansion member 43 connects the scaffold member 22 and the support base 42.

Thereby, in the assembled state, the scaffold formed by the scaffolding member 22 in the hoistway 1 can be expanded.

Note that the support stand 42 and the scaffold expansion member 43 may be provided on the other side of the scaffold member 22 in the width direction of the landing entrance 9.

Note that in the third embodiment, the support stand 42 may be attached to a portion of the hoistway 1 other than the wall 4. In this case, for example, a support member is fixed to the hoistway 1, and the support stand 42 is attached to the support member.

In addition, in the assembled state of Embodiment 3, the through hole 22d of the scaffold member 22 and the protrusion part 43c of the scaffold expansion member 43 may not be provided. It is sufficient that the scaffold expansion member 43 has a structure that does not fall off from the scaffold member 22 and the support base 42.

Note that any two or three of the scaffolding device 21 in the first embodiment, the scaffolding device 31 in the second embodiment, and the scaffolding device 41 in the third embodiment may be combined.

Hereinafter, various aspects of the present disclosure will be collectively described as supplementary notes.

(Additional note 1)
An elevator scaffolding device that is provided in an elevator device and can be switched between an assembled state in which the scaffolding communicates with a landing entrance in a hoistway and a stored state in which it serves as an entrance protection member for the landing entrance in the hoistway. And,
comprising a scaffolding member, a hinge, and a support rod,
The hinge is attached below the landing entrance and has a rotation axis oriented in the width direction of the landing entrance,
The scaffold member is attached to the hinge and rotated about the rotation axis to be switched between the assembled state and the stored state,
In the assembled state, the scaffolding member extends from the hinge in the width direction and the depth direction of the landing entrance inside the hoistway, and the support rod extends between the scaffolding member and the scaffolding member above the scaffolding member. Connecting with the outer periphery of the landing entrance,
In the stored state, the scaffold member extends downward from the hinge in the width direction and the vertical direction of the landing entrance.
Elevator scaffolding equipment.
(Additional note 2)
When the elevator system is in operation, the landing door moves between a fully closed position and a fully open position, thereby opening and closing the landing doorway between a fully closed state and a fully open state. A scaffolding device,
In the assembled state, the landing doorway is opened, and the support rod is located on the fully closed position side of the landing door.
The elevator scaffolding device described in Appendix 1.
(Additional note 3)
Provided in an elevator device that does not raise or lower a car when the hall entrance/exit switch detects that the hall entrance/exit is in the fully closed state and the hall entrance/exit switch does not detect that the hall entrance/exit is in the fully closed state. ,
The elevator scaffolding device described in Appendix 2.
(Additional note 4)
An elevator scaffolding device installed in an elevator device in which the side and upper part of the landing entrance are formed by a three-sided landing frame,
In the assembled state, the support rod connects the scaffolding member and the three-sided landing frame;
The elevator scaffolding device described in Appendix 3.
(Appendix 5)
An elevator scaffolding provided in the elevator system, in which the landing door is opened and closed by moving the landing door in the width direction of the landing doorway, and the landing door can be opened from the fully open position during maintenance of the elevator system. A device,
In the assembled state, the landing door is opened from a fully open position, and the support rod is attached to the hoistway side of a vertical frame of the three-sided landing frame forming a side part of the landing entrance.
The elevator scaffolding device described in Appendix 4.
(Appendix 6)
An elevator scaffolding device provided in an elevator device in which a landing device is attached to the vertical frame, and the landing device can be maintained from the side of the hoistway,
In the assembled state, the scaffolding member is located below the landing equipment, and the support rod is located outside the landing entrance than the landing equipment.
The elevator scaffolding device according to Appendix 5.
(Appendix 7)
An elevator scaffolding device provided in an elevator device in which the lower part of the landing entrance is formed by a landing threshold,
the hinge is attached to the landing sill;
An elevator scaffolding device according to any one of Supplementary Notes 1 to 6.
(Appendix 8)
The support rod has a hook portion at one end in the longitudinal direction,
In the stored state, the hook portion is hooked onto the scaffolding member from the landing entrance and is moved inside the hoistway, so that the scaffolding member can be rotated inside the hoistway,
Further, the other end of the support rod may be attached to the outer circumference of the landing entrance above the scaffolding member, so that the assembled state can be achieved.
An elevator scaffolding device according to any one of Supplementary Notes 1 to 7.
(Appendix 9)
Comprising an insert and a clip,
One of the insert tool and the clip tool is provided on the scaffolding member,
The other of the insert tool and the clip tool is provided in the hoistway,
In the stored state, the scaffolding member is prevented from rotating by inserting the insert into the clip in the rotational direction of the scaffolding member.
An elevator scaffolding device according to any one of Supplementary Notes 1 to 7.
(Appendix 10)
The insertion tool is a reinforcing plate provided on the scaffolding member,
The reinforcing plate is provided between the hinge side and the opposite side of the hinge in the scaffolding member.
The elevator scaffolding device according to Appendix 9.
(Appendix 11)
The support rod has a hook portion at one end in the longitudinal direction,
In the stored state, the hook is lowered from the landing entrance to the lower part of the hoistway, hooked on the scaffolding member, and moved inside the hoistway, so that the scaffolding member is moved by the hook. The scaffold member is pulled inside the hoistway and rotates, and the insert tool and the clip tool are separated in the rotational direction of the scaffold member.
The elevator scaffolding device according to appendix 9 or appendix 10.
(Appendix 12)
comprising a hanger and a receiver;
One of the hanger and the receiver is provided on the scaffolding member,
The other of the hanger and the receiver is provided in the hoistway,
In the stored state, the scaffold member is restricted from rotating inward of the hoistway by hanging the hanger from above on the receiver.
An elevator scaffolding device according to any one of Supplementary Notes 1 to 7.
(Appendix 13)
When the hanger is pushed upward, the hanger elastically deforms and moves upward, and the scaffolding member is allowed to rotate inward of the hoistway.
The elevator scaffolding device according to appendix 12.
(Appendix 14)
The support rod has a hook portion at one end in the longitudinal direction,
In the stored state, the hook portion is lowered from the landing entrance to the lower part of the hoistway, is hooked on the hook, and is moved upward, so that the hook moves upward;
Furthermore, by moving the hook part to the inside of the hoistway, the scaffold member is pulled to the inside of the hoistway by the hook part and rotates, and the hook and the receiver are moved to the inside of the hoistway. move away in the direction of rotation,
The elevator scaffolding device according to appendix 13.
(Additional note 15)
comprising a support stand and a scaffold expansion member,
The support platform is provided in the hoistway and is spaced apart from the scaffolding member,
In the assembled state, the scaffold expansion member connects the scaffold member and the support base;
The elevator scaffolding device according to any one of Supplementary Notes 1 to 14.
(Appendix 16)
An elevator device provided with an elevator scaffolding device according to any one of Supplementary Notes 1 to 15.

1 hoistway, 2 landing, 3 wall, 3a penetration, 4 wall, 5 car, 6 car entrance, 7 car door, 8 car door, 9 landing entrance, 10 landing sill, 10a groove, 10b groove, 11 three sides of landing Frame, 12 Landing door opening/closing device, 12a Rail, 12b Rail, 12c Rail, 13 Landing door, 14 Landing door, 15 Landing equipment, 16 Vertical frame, 16a Reinforcement plate, 16b Penetration part, 17 Vertical frame, 17a Reinforcement plate, 18 Upper frame, 21 Scaffolding device, 22 Scaffolding member, 22a Scaffolding board, 22b Reinforcing plate, 22c Penetrating part, 22d Penetrating part, 22e Penetrating part, 23 Hinge, 23a Rotating shaft, 24 Support rod, 24a Hook part, 24b Hook part, 25 Support rod, 25a Hook part, 25b Hook part, 26 Insertion tool, 27 Clipper, 31 Scaffolding device, 32 Hanging tool, 32a Hook part, 33 Receiver, 33a Hook part, 41 Scaffolding device, 42 Support stand, 43 Scaffolding Expansion member, 43a one end, 43b other end, 43c protrusion.

Claims (15)

An elevator scaffolding device that is provided in an elevator device and can be switched between an assembled state in which the scaffolding communicates with a landing entrance in a hoistway and a stored state in which it serves as an entrance protection member for the landing entrance in the hoistway. And,
comprising a scaffolding member, a hinge, and a support rod,
The hinge is provided below the landing entrance, and has a rotation axis oriented in the width direction of the landing entrance,
The scaffold member is attached to the hinge and rotated about the rotation axis to be switched between the assembled state and the stored state,
In the assembled state, the scaffolding member extends from the hinge in the width direction and the depth direction of the landing entrance inside the hoistway, and the support rod extends between the scaffolding member and the scaffolding member above the scaffolding member. Connecting with the outer periphery of the landing entrance,
In the stored state, the scaffold member extends downward from the hinge in the width direction and the vertical direction of the landing entrance ;
The support rod has a hook portion at one end in the longitudinal direction,
In the stored state, the hook portion is hooked to the scaffolding member from the landing entrance and is moved inside the hoistway, so that the scaffolding member can be rotated inside the hoistway,
Furthermore, the other end of the support rod may be attached to the outer periphery of the landing entrance above the scaffolding member, so that the assembled state can be achieved.
Elevator scaffolding equipment. Comprising an insert and a clip,
One of the insert tool and the clip tool is provided on the scaffolding member,
The other of the insert tool and the clip tool is provided in the hoistway,
When the scaffold member rotates from the assembled state to the stored state, the insert is inserted into the clip,
In the stored state, rotation of the scaffolding member is suppressed by the insertion tool being pinched by the clipping tool.
The elevator scaffolding device according to claim 1 . The insertion tool is a reinforcing plate provided on the scaffolding member,
The reinforcing plate is provided between the hinge side and the opposite side of the hinge in the scaffolding member.
The elevator scaffolding device according to claim 2 . In the stored state, the hook part is lowered from the landing entrance to the lower part of the hoistway, is hooked on the scaffold member, and is moved inside the hoistway, so that the scaffold member is lowered from the hook part. is pulled inside the hoistway and rotated, and the insert tool and the clip tool are separated in the rotational direction of the scaffold member,
The elevator scaffolding device according to claim 2 . comprising a hanger and a receiver;
One of the hanger and the receiver is provided on the scaffolding member,
The other of the hanger and the receiver is provided in the hoistway,
In the stored state, the scaffold member is restricted from rotating inward of the hoistway by hanging the hanger from above on the receiver.
The elevator scaffolding device according to claim 1 . When the hanger is pushed upward, the hanger elastically deforms and moves upward, and the scaffolding member is allowed to rotate inward of the hoistway.
The elevator scaffolding device according to claim 5 . In the stored state, the hook portion is lowered from the landing entrance to the lower part of the hoistway, is hooked on the hook, and is moved upward, so that the hook moves upward;
Furthermore, by moving the hook part to the inside of the hoistway, the scaffold member is pulled to the inside of the hoistway by the hook part and rotates, and the hook and the receiver are moved to the inside of the hoistway. move away in the direction of rotation,
The elevator scaffolding device according to claim 5 . An elevator scaffolding device that is provided in an elevator device and can be switched between an assembled state in which the scaffolding communicates with a landing entrance in a hoistway and a stored state in which it serves as an entrance protection member for the landing entrance in the hoistway. And,
A scaffold member, a hinge, a support rod, a support stand, and a scaffold expansion member,
The hinge is provided below the landing entrance, and has a rotation axis oriented in the width direction of the landing entrance,
The scaffold member is attached to the hinge and rotated about the rotation axis to be switched between the assembled state and the stored state,
In the assembled state, the scaffolding member extends from the hinge in the width direction and the depth direction of the landing entrance inside the hoistway, and the support rod extends between the scaffolding member and the scaffolding member above the scaffolding member. Connecting with the outer periphery of the landing entrance,
In the stored state, the scaffold member extends downward from the hinge in the width direction and the vertical direction of the landing entrance;
The support platform is provided in the hoistway and is spaced apart from the scaffolding member,
In the assembled state, the scaffold expansion member connects the scaffold member and the support base;
Elevator scaffolding equipment. An elevator device provided with the elevator scaffolding device according to any one of claims 1 to 8 . comprising a landing door for opening and closing the landing entrance;
As the landing door moves between a fully closed position and a fully open position, the landing entrance is opened and closed between a fully closed state and a fully open state,
In the assembled state, the landing doorway is opened, and the support rod is located on the fully closed position side of the landing door, so that the landing door is maintained in the open state of the landing doorway.
The elevator device according to claim 9. comprising a landing doorway switch that detects that the landing doorway is in the fully closed state,
When the hall entrance/exit switch does not detect that the hall entrance/exit is in the fully closed state, the car is not raised or lowered;
In the assembled state, the car does not move up or down;
The elevator device according to claim 10. A landing three-sided frame forming a side part and an upper part of the landing entrance,
In the assembled state, the support rod connects the scaffolding member and the three-sided landing frame;
The elevator device according to claim 11. The landing door opens and closes the landing doorway by moving in the width direction of the landing doorway,
In the assembled state, the landing door is opened from a fully open position, and the support rod is attached to the hoistway side of a vertical frame of the three-sided landing frame forming a side part of the landing entrance.
The elevator device according to claim 12. comprising landing equipment attached to the vertical frame,
The landing equipment may be maintained from the hoistway side;
In the assembled state, the scaffolding member is located below the landing equipment, and the support rod is located outside the landing entrance than the landing equipment.
The elevator scaffolding device according to claim 13. a landing sill forming a lower part of the landing entrance;
the hinge is attached to the landing sill;
The elevator device according to claim 14.

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