JP2006256822A - Elevator cage - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator car room enabling a handrail device installed on the side face of the car body to extend to near the back face without interference of an inward opening door and assuring good convenience to use owing to possibility for a passenger near the back face to use the handrail device. <P>SOLUTION: The elevator car room is equipped with the box-shaped body 10 of the car having the inward opening door 14a on the back face 13 and the handrail device 20 installed on the side face 12 adjacent to the back face 13 of the car body 10. The handrail device 20 has a rod-shaped front handrail 21 extending in the horizontal direction along the side face 12 and attached to thereto and a rod-shaped rear handrail 22 extending toward the back face from the front handrail 21. The rear handrail 22 is pivoted as spinning freely relative to the front handrail 21 through a rotary shaft 23 arranged in the vertical direction with respect to the side face 12. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an elevator cab equipped with a box-shaped elevator cab main body having an inner door on the back and a handrail device installed on a side surface adjacent to the back of the elevator cab main.

  A conventional elevator cab will be described with reference to the drawings. Here, FIG. 18 is a side view showing a configuration of a conventional elevator cab, and FIG. 19 is a top view of the elevator cab of FIG.

As shown in FIGS. 18 and 19, a conventional elevator cab has a front surface 11 provided with a sliding door type opening / closing door 11 a for passengers to get on and off, and a pair of side surfaces provided adjacent to the front surface 11. 12 and an elevator cab main body 10 having a back surface 13 provided to face the front surface 11.
A trunk chamber 14 is further provided on the side of the back surface 13 of the elevator cab main body 10 in order to carry a stretcher having a large size and a bag, and the back surface 13 is provided with two trunks having an inner opening. A door 14a is provided.
The two trunk doors 14a provided on the back surface 13 perform a double door opening toward the front surface 11 side of the elevator cab main body 10 as shown by a chain line in FIG.

  Conventionally, in such an elevator cab, a handrail device 50 for a passenger such as a wheelchair user or a disabled person is attached to each side surface 12 of the elevator cab main body 10 (see, for example, Patent Document 1). . The handrail device 50 includes a rod-shaped handrail body 51 disposed along the side surface 12 of the elevator cab room body 10 and two brackets 52 for attaching both end portions of the handrail body 51 to the side surface 12. .

JP-A-10-36044

  In the above-described elevator cab, an inner opening type trunk door 14a is provided on the back surface 13 of the elevator cab main body 10. Therefore, when the trunk door 14a is opened, the handrail device 50 installed on the side surface 12 is obstructive. As shown in FIG. 19, the size of the handrail body 51 of the handrail device 50 must be shortened in advance so that the handrail device 50 and the opened trunk door 14a do not collide with each other. . However, in this case, there is a problem that the passenger in the elevator car room body 10 (near the rear surface 13) cannot grasp the handrail device 50 and is not convenient.

  The present invention has been made in consideration of such points, and even when an inner opening door is provided on the back of the elevator cab main body, it is installed on the side of the elevator cab main body. The handrail device can be extended to the vicinity of the back without being interfered with the above-mentioned inner opening door, and passengers near the back can use the handrail device so that a convenient elevator cab can be provided. The purpose is to provide.

The present invention includes a box-shaped elevator cab main body having an inner door on the back surface, and a handrail device installed on a side surface adjacent to the back surface of the elevator cab main body, and the handrail device is provided on the side surface. The bar-shaped front handrail attached to the side surface extends in the horizontal direction, and extends from the front handrail to the back side, and the front portion via a rotation shaft disposed in a direction perpendicular to the side surface. An elevator cab having a bar-shaped rear handrail pivotally supported with respect to the handrail.
According to such an elevator cab, the rear handrail is pivotally supported with respect to the front handrail via the rotation shaft in the handrail device. For this reason, when the inner door is closed, the rear handrail extends horizontally from the front handrail to the rear side. On the other hand, when the inner door is opened, the rear handrail is rotated with respect to the rear end of the front handrail. By making the rear handrail extend vertically downward with respect to the rotation axis, the inner opening door can be completely opened to a position close to the side surface without colliding with the handrail device. By this, even if the inner door is provided on the back of the elevator cab main body, the handrail device installed on the side of the elevator cab main body can be extended to the vicinity of the back, Since passengers near the back can also use the handrail device, convenience for passengers in the elevator cab can be enhanced.

In the elevator cab of the present invention, a drive unit connected to the end of the rotating shaft is provided on a side surface of the elevator cab main body, and is electrically connected to the drive unit in the elevator cab main body. It is preferable that a manual switch is provided, the drive unit rotates the rotation shaft based on a signal from the manual switch, and the rear handrail rotates about the rotation shaft with respect to the front handrail. .
According to such an elevator cab, since the passenger can automatically perform the rotational movement of the rear handrail of the handrail device only by operating the manual switch, the convenience for the passenger in the elevator cab can be further improved. Can do.

In the elevator cab of the present invention, the inner opening door of the elevator cab main body is provided with a limit switch that detects the open / closed state of the inner opening door and is electrically connected to the drive unit, When the door is opened, the limit switch sends a signal to the drive unit, the drive unit rotates the rotation shaft, and the rear handrail rotates about the rotation shaft with respect to the front handrail. It is preferable to do.
According to such an elevator cab, when the passenger opens the inner opening door, the rear handrail of the handrail device is automatically rotated, so that the convenience of the elevator cab to the passenger is further improved. Can do.

The present invention includes a box-shaped elevator cab main body having an inner door on the back surface, and a handrail device installed on a side surface adjacent to the back surface of the elevator cab main body, and the handrail device is provided on the side surface. A front handrail having a storage portion that extends horizontally along the side surface and opens to the back side, and extends from the front handrail to the back side, and is stored in the storage portion of the front handrail. An elevator cab having a bar-shaped rear handrail that is slidable in the axial direction.
According to such an elevator cab, in the handrail device, the rear handrail extends from the front handrail to the back side and is slidable in the axial direction so as to be housed in the housing portion of the front handrail. For this reason, when the inner door is closed, the rear handrail extends horizontally from the front handrail to the rear side, while when the inner door is opened, the rear handrail is slid with respect to the front handrail. By setting the rear handrail to be housed in the front handrail, the inner opening door can be completely opened to a position close to the side surface without colliding with the handrail device. By this, even if the inner door is provided on the back of the elevator cab main body, the handrail device installed on the side of the elevator cab main body can be extended to the vicinity of the back, Since passengers near the back can also use the handrail device, convenience for passengers in the elevator cab can be enhanced.

In the elevator cab of the present invention, a drive unit connected to the rear handrail via a transmission mechanism is provided inside the front handrail, and the drive unit is electrically connected to the elevator cab main body. Preferably, a connected manual switch is provided, and the drive unit slides the rear handrail in the axial direction with respect to the front handrail based on a signal from the manual switch.
According to such an elevator cab, the passenger can automatically slide the rear handrail of the rear handrail of the handrail device with respect to the front handrail only by operating the manual switch. It can be improved further.

In the elevator cab of the present invention, the inner opening door of the elevator cab main body is provided with a limit switch that detects the open / closed state of the inner opening door and is electrically connected to the drive unit, When the door is opened, the limit switch sends a signal to the drive unit, and the drive unit slides the rear handrail to the front side, and the rear handrail is stored in the front handrail storage unit. It is preferable.
According to such an elevator cab, since the sliding of the rear handrail of the rear handrail with respect to the front handrail is automatically performed when the passenger opens the inner door, the convenience of the elevator cab to the passenger is increased. It can be improved further.

The present invention includes a box-shaped elevator cab main body having an inner door on the back surface, and a handrail device installed on a side surface adjacent to the back surface of the elevator cab main body, and the handrail device is provided on the side surface. A bar-shaped front handrail attached to the side surface and extending horizontally along the side surface, separated from the front handrail on the back side of the front handrail, and horizontally provided along the side surface. And a bar-shaped rear handrail that is movable in the vertical direction so as to be above the upper end of the inner opening door.
According to such an elevator cab, in the handrail device, the rear handrail is separated from the front handrail, is provided horizontally along the side surface, and the upper limit level is vertically above the upper end of the inner opening door. It is free to move. Therefore, when the inner door is closed, the rear handrail is supported at a level substantially the same as that of the front handrail. On the other hand, when the inner door is opened, the rear handrail is moved upward in the vertical direction. By setting the level of the handrail to be higher than the upper end of the inner door, the inner door can be completely opened to a position close to the side surface without colliding with the handrail device. By this, even if the inner door is provided on the back of the elevator cab main body, the handrail device installed on the side of the elevator cab main body can be extended to the vicinity of the back, Since passengers near the back can also use the handrail device, convenience for passengers in the elevator cab can be enhanced.

In the elevator cab of the present invention, a drive unit connected to the rear handrail via a transmission mechanism is provided on a side surface of the elevator cab main body, and the drive unit is electrically connected to the drive cab in the elevator cab main body. Preferably, a connected manual switch is provided, and the drive unit moves the rear handrail in a vertical direction based on a signal from the manual switch.
According to such an elevator cab, the passenger can automatically move the rear handrail of the rear of the handrail device in the vertical direction only by operating the manual switch, so the convenience of the elevator cab to the passenger is further improved. Can be made.

In the elevator cab of the present invention, the inner opening door of the elevator cab main body is provided with a limit switch that detects the open / closed state of the inner opening door and is electrically connected to the drive unit, When the door is opened, the limit switch sends a signal to the drive unit, and the drive unit preferably moves the rear handrail vertically upward to a position above the upper end of the inner opening door. .
According to such an elevator cab, when the passenger opens the inner door, the rear handrail of the handrail device can be automatically moved upward in the vertical direction. The sex can be further improved.

  According to the elevator cab of the present invention, even if an inner opening door is provided on the back of the elevator cab main body, the handrail device installed on the side surface of the elevator cab main body is used as the inner opening door. It can extend to the vicinity of the back without being interfered, and passengers near the back can use the handrail device, so that convenience for passengers can be enhanced.

First Embodiment Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. 1 and 2 are views showing an elevator cab according to the present embodiment. Among these, FIG. 1 is a side view showing the configuration of the elevator cab of the present embodiment, and FIG. 2 is a top view of the elevator cab of FIG.

First, in FIG. 1 and FIG. 2, the elevator cab of the present embodiment will be described.
As shown in FIGS. 1 and 2, the elevator cab is provided with a box-type elevator cab main body 10 and a handrail device 20 installed in the elevator cab main body 10.
The box-type elevator cab main body 10 is opposed to the front surface 11 provided with a sliding door type opening / closing door 11a for passengers to get on and off, a pair of side surfaces 12 provided adjacent to the front surface 11, and the front surface 11. And a back surface 13 provided. A trunk chamber 14 is further provided on the side of the rear surface 13 of the elevator cab main body 10, and two trunk doors 14 a that are opened inward are provided on the rear surface 13.
The two trunk doors 14a provided on the back surface 13 perform a double door opening toward the front surface 11 of the elevator cab main body 10 as shown by a chain line in FIG.

Next, the handrail device 20 in the elevator cab will be described in detail.
As shown in FIGS. 1 and 2, the handrail device 20 extends in the horizontal direction along each side surface 12 of the elevator cab main body 10. This handrail device 20 has a rod-shaped front handrail 21 whose both ends are attached to the side surface 12 by two front handrail brackets 21a, and a rod-shaped rear handrail 22 extending from the front handrail 21 to the back surface 13 side. ing.

  Between the front handrail 21 and the rear handrail 22, a rotating shaft 23 extending in a direction perpendicular to the side surface 12 of the elevator cab main body 10 is provided. The rear handrail 22 is pivotally supported with respect to the front handrail 21 via the rotating shaft 23. Specifically, the rear handrail 22 extends from the front handrail 21 in the horizontal direction from the front handrail 21 to the back surface 13 (see the solid line portion in FIG. 1) and extends downward in the vertical direction with respect to the rotation shaft 23 (see FIG. It is pivotally supported by the front handrail 21 so as to rotate up to the chain line portion (see FIG. 6).

  The rotary shaft 23 that connects the front handrail 21 and the rear handrail 22 has a distance between the rotary shaft 23 and the back surface 13 of the elevator cab main body 10 so that the trunk door 14a with an inner opening provided on the back surface 13 is open. It is provided at a position that is larger than the width of the.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inwardly-open trunk door 14a provided on the back surface 13 is closed, and in this case, the rear handrail 22 extends horizontally from the front handrail 21 toward the back surface 13 (see FIG. 1 (see the solid line portion 1), and is supported at the rear end of the front handrail 21.

  Next, when the trunk chamber 14 is used, it is necessary to open the trunk door 14a toward the front surface 11 as shown by a chain line in FIG. In this case, the rear handrail 22 is rotated with respect to the front handrail 21 around the rotation shaft 23, and the rear handrail 22 extends vertically downward with respect to the rotation shaft 23 (see the chain line portion in FIG. 1). To move.

  When the rear handrail 22 is rotated to a state extending vertically downward with respect to the rotation shaft 23, the distance between the rear handrail 22 and the rear surface 13 becomes larger than the width of the trunk door 14a, and thus the trunk door 14a. Can be fully opened to a position close to the side surface 12 of the elevator cab main body 10.

  As described above, according to the elevator cab of the present embodiment, the rear handrail 22 is pivotally supported by the front handrail 21 via the rotary shaft 23 in the handrail device 20. For this reason, when the trunk door (inner door) 14a is closed, the rear handrail 22 extends horizontally from the front handrail 21 to the rear face 13 side, while when the trunk door 14a is opened, the rear handrail 22 is moved forward. By rotating the rear handrail 22 with respect to the rear end of the partial handrail 21 so as to extend vertically downward with respect to the rotation shaft 23, the trunk door 14a is brought close to the side surface 12 without colliding with the handrail device 20. It can be fully opened to the position where you want to. Thus, even if the trunk door 14a is provided on the back surface 13 of the elevator cab main body 10, the handrail device 20 installed on the side surface of the elevator cab main body 10 extends to the vicinity of the back surface 13. The passengers in the vicinity of the back surface 13 can also use the handrail device 20, so that convenience for passengers in the elevator cab can be enhanced.

Second Embodiment Hereinafter, a second embodiment of the present invention will be described with reference to the drawings. FIG. 3 is a side view showing another configuration of the elevator cab in FIG. 1, and FIG. 4 is a top view of the elevator cab in FIG.

The elevator cab shown in FIGS. 3 and 4 is provided with a drive motor (drive unit) 25 connected to the end of the rotating shaft 23 of the handrail device 20 outside the side surface 12 of the elevator cab main body 10. The only difference is that a manual switch 26 electrically connected to the drive motor 25 is provided inside the elevator cab main body 10, and the others are substantially the first shown in FIGS. 1 and 2. It has the same configuration as the embodiment.
In the present embodiment shown in FIGS. 3 and 4, the same parts as those in the first embodiment shown in FIGS. 1 and 2 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 4, a drive motor 25 is attached to the outside of the side surface 12 of the elevator cab main body 10, and this drive motor 25 rotates about an axis extending in a direction perpendicular to the side surface 12. It has a rotating part (not shown) inside. One end of the rotating shaft 23 of the handrail device 20 is attached to the rotating portion of the drive motor 25.

  A manual switch 26 is attached to the side surface 12 of the elevator cab main body 10 so that a passenger can operate the manual switch 26. The manual switch 26 is electrically connected to the drive motor 25.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inwardly-open trunk door 14a provided on the back surface 13 is closed, and in this case, the rear handrail 22 extends horizontally from the front handrail 21 toward the back surface 13 (see FIG. 3 is fixed to the rear end of the front handrail 21.

  Next, when using the trunk chamber 14, the passenger operates a manual switch 26 attached to the side surface 12, and sends an opening command signal for the trunk door 14 a from the manual switch 26 to the drive motor 25. When the drive motor 25 receives the opening command signal, the rotation part inside the drive motor 25 rotates, the rotation shaft 23 of the handrail device 20 attached to the rotation part rotates synchronously, and the rear handrail 22 moves forward. It rotates relative to the handrail 21. In this way, the rear handrail 22 can be moved to a state extending vertically downward with respect to the rotation shaft 23 (see the chain line portion in FIG. 3), and the trunk door 14a can be completely opened.

  Then, after the trunk door 14 a is closed again, the passenger operates the manual switch 26 again, and sends a closing command signal for the trunk door 14 a from the manual switch 26 to the drive motor 25. When the drive motor 25 receives the close command signal, the rotary part inside the drive motor 25 and the rotary shaft 23 attached to the rotary part rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail 22 rotates to the state (refer the continuous line part of FIG. 3) extended in the horizontal direction from the front handrail 21 to the back surface 13 side.

  As described above, according to the elevator cab of the present embodiment, the drive motor (drive unit) 25 that rotates the rear handrail 22 of the handrail device 20 is provided on the side surface 12 of the elevator cab main body 10. Since a manual switch 26 electrically connected to the drive motor 25 is provided in the cab body 10, the passenger can automatically rotate the rear handrail 22 of the handrail device 20 simply by operating the manual switch 26. Can be done automatically. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

Third Embodiment Hereinafter, a third embodiment of the present invention will be described with reference to the drawings. FIG. 5 is a top view showing still another configuration of the elevator cab in FIG.

The elevator cab shown in FIG. 5 is that the trunk door 14a of the elevator cab main body 10 is provided with a limit switch 14b that detects the open / closed state of the trunk door 14a and is electrically connected to the drive motor 25. The only difference is the other configuration, which is substantially the same as that of the second embodiment shown in FIGS.
In the present embodiment shown in FIG. 5, the same parts as those in the second embodiment shown in FIGS. 3 and 4 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 5, a limit switch 14b is provided on the back surface of the central portion of the trunk door 14a, and the limit switch 14b detects the open / closed state of the trunk door 14a. As indicated by the chain line in FIG. 5, the limit switch 14b is electrically connected to the drive motor 25. When it is detected that the trunk door 14a starts to open from the closed state, the drive motor 25 opens the trunk door 14a. A command signal is sent.

Next, the operation of the present embodiment having such a configuration will be described.
When the passenger opens the trunk door 14a on the front side 11 of the elevator cab room 10 when using the trunk room 14, the limit switch 14b detects that the trunk door 14a has started to open from the closed state, and this limit An opening command signal for the trunk door 14 a is sent from the switch 14 b to the drive motor 25. When the drive motor 25 receives the opening command signal, the rotation part inside the drive motor 25 rotates, the rotation shaft 23 of the handrail device 20 attached to the rotation part rotates synchronously, and the rear handrail 22 moves forward. It rotates relative to the handrail 21. In this way, the rear handrail 22 can be moved to a state extending vertically downward with respect to the rotating shaft 23, and the trunk door 14a can be completely opened.

  After the trunk door 14a is manually closed again by the passenger, the limit switch 14b detects that the trunk door 14a is in a closed state, and a closing command signal for the trunk door 14a is transmitted from the limit switch 14b to the drive motor. 25. When the drive motor 25 receives the close command signal, the rotary part inside the drive motor 25 and the rotary shaft 23 attached to the rotary part rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail 22 rotates to the state extended in the horizontal direction from the front handrail 21 to the back surface 13 side.

  As described above, according to the elevator cab of the present embodiment, the trunk door (inner door) 14a of the elevator cab main body 10 detects the open / closed state of the trunk door 14a and the drive motor (drive unit) 25. Since the limit switch 14b electrically connected to is provided, when the passenger opens the trunk door 14a, the rear handrail 22 of the handrail device 20 is automatically rotated. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

Fourth Embodiment Hereinafter, a fourth embodiment of the present invention will be described with reference to the drawings. 6 and 7 are views showing an elevator cab according to the present embodiment. 6 is a side view showing the configuration of the elevator cab of the present embodiment, and FIG. 7 is a top view of the elevator cab of FIG.

The elevator cabs shown in FIGS. 6 and 7 differ only in the configuration of the handrail device, and the others have substantially the same configuration as that of the first embodiment shown in FIGS. 1 and 2.
In the present embodiment shown in FIG. 6 and FIG. 7, the same parts as those in the first embodiment shown in FIG. 1 and FIG.

Hereinafter, the handrail device 30 in the elevator cab of the present embodiment will be described in detail.
As shown in FIGS. 6 and 7, the handrail device 30 includes a front handrail 31 having both ends attached to the side surface 12 by two front handrail brackets 31a and having a storage portion 31b that opens to the back surface 13 side. And a bar-shaped rear handrail 32 extending from the partial handrail 31 to the back surface 13 side.

  The front handrail 31 has a cylindrical shape, and a storage portion 31b is provided in the hollow portion of the cylindrical shape. The storage portion 31b is open at the end (rear end) on the back surface 13 side of the front handrail 31, but is closed at the end (front end) on the front surface 11 side of the handrail device 31.

The rear handrail 32 is provided so as to extend further from the rear end of the front handrail 31 toward the back surface 13 side. The rear handrail 32 is of a size that can be stored in the storage portion 31b of the front handrail 31, and is slidable in the axial direction with respect to the front handrail 31 so as to be stored in the storage portion 31b. .
More specifically, the rear handrail 32 is moved from the rear end of the front handrail 31 to the back surface 13 side (see the solid line portion in FIG. 6) to the storage portion 31b of the front handrail 31. It slides freely in the range until it is completely stored.

  In the front handrail 31, the distance between the rear end of the front handrail 31 and the back surface 13 of the elevator cab main body 10 is larger than the width of the trunk door 14a with the inner opening provided on the back surface 13. It is provided at a position.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inner opening trunk door 14a provided on the back surface 13 is closed. In this case, the rear handrail 32 extends completely from the front handrail 31 to the rear surface 13 side in the horizontal direction. It is supported by the rear end of the front handrail 31 in the state (see the solid line portion in FIG. 6).

  Next, when the trunk chamber 14 is used, it is necessary to open the trunk door 14a toward the front surface 11 as shown by the chain line in FIG. In this case, the rear handrail 32 is slid with respect to the front handrail 31, and the rear handrail 32 is completely stored in the storage portion 31 b of the front handrail 31.

  When the rear handrail 32 is completely stored in the storage portion 31b of the front handrail 31, the distance between the rear end of the front handrail 31 and the back surface 13 is larger than the width of the trunk door 14a. Can be fully opened to a position close to the side surface 12 of the elevator cab main body 10.

  As described above, according to the elevator cab of the present embodiment, in the handrail device 30, the rear handrail 32 extends from the front handrail 31 toward the back surface 13 and is housed in the housing portion 31b of the front handrail 31. It is slidable in the axial direction. For this reason, when the trunk door (inner door) 14a is closed, the rear handrail 32 extends horizontally from the front handrail 31 to the rear surface 13 side, while when the trunk door 14a is opened, the rear handrail 32 is moved forward. By sliding with respect to the handrail 31 so that the rear handrail 32 is housed in the front handrail 31, the trunk door 14 a can be completely moved to the position close to the side surface 12 without colliding with the handrail device 30. Can be opened. Thus, even if the trunk door 14a is provided on the back surface 13 of the elevator cab main body 10, the handrail device 30 installed on the side surface of the elevator cab main body 10 extends to the vicinity of the back surface 13. The passengers in the vicinity of the back surface 13 can also use the handrail device 30, so the convenience for the passengers in the elevator cab can be enhanced.

Fifth Embodiment Hereinafter, a fifth embodiment of the present invention will be described with reference to the drawings. 8 is a side view showing another configuration of the elevator cab in FIG. 6, FIG. 9 is a top view of the elevator cab in FIG. 8, and FIG. 10 is a handrail device for the elevator cab in FIG. It is a cross-sectional view which shows the detail of a structure.

The elevator cab shown in FIGS. 8 to 10 is provided with a drive motor (drive unit) 35 connected to the rear handrail 32 via a transmission mechanism 33 inside the front handrail 31 of the handrail device 30. The only difference is that a manual switch 36 electrically connected to the drive motor 35 is provided inside the elevator cab main body 10, and the rest is substantially the fourth embodiment shown in FIGS. 6 and 7. The configuration is the same as that of the embodiment.
In the present embodiment shown in FIG. 8 to FIG. 10, the same parts as those in the fourth embodiment shown in FIG. 6 and FIG.

As shown in FIG. 10, a drive motor 35 is attached to the inside of the front handrail 31 of the handrail device 30. And a rotating part (not shown) to which a pulley 35a is attached. A pulley 35b corresponding to the pulley 35a is attached to the rear end side (back surface 13 side) of the front handrail 31. An endless belt 35c is stretched between the pulley 35a and the pulley 35b.
On the other hand, a rear handrail bracket 32a is attached to an end portion of the rear handrail 32 on the front surface 11 side, and the rear handrail bracket 32a is attached to the belt 35c.
The transmission mechanism 33 is configured by the pulleys 35a and 35b, the belt 35c, and the rear handrail bracket 32a. The transmission mechanism 33 connects the rear handrail 32 and the drive motor 35 to transmit the rotational power of the drive motor 35 to the rear handrail 32. To communicate.

  Further, as shown in FIG. 8, a manual switch 36 is attached to the side surface 12 of the elevator cab main body 10 so that the passenger can operate the manual switch 36. The manual switch 36 is electrically connected to the drive motor 35.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inwardly-open trunk door 14a provided on the back surface 13 is closed, and in this case, the rear handrail 32 extends completely from the front handrail 31 to the back surface 13 side in the horizontal direction. It is fixed to the rear end of the front handrail 31 in the state (see the solid line portion in FIG. 8).

  Next, when using the trunk chamber 14, the passenger operates the manual switch 36 attached to the side surface 12, and sends an opening command signal for the trunk door 14 a from the manual switch 36 to the drive motor 35. When the drive motor 35 receives the opening command signal, the rotating part and the pulley 35a inside the drive motor 35 rotate in synchronism, and the endless belt 35c circulates and is attached to the belt 35c. 32a moves to the front surface 11 side. In this way, the rear handrail 32 is slid with respect to the front handrail 31, and the rear handrail 32 is completely stored in the storage portion 31 b of the front handrail 31.

  When the rear handrail 32 is completely stored in the storage portion 31b of the front handrail 31, the distance between the rear end of the front handrail 31 and the back surface 13 is larger than the width of the trunk door 14a. Can be fully opened to a position close to the side surface 12 of the elevator cab main body 10.

  After the trunk door 14 a is closed again, the passenger operates the manual switch 36 again, and sends a closing command signal for the trunk door 14 a from the manual switch 36 to the drive motor 35. When the drive motor 35 receives the close command signal, the rotating part and the pulley 35a inside the drive motor 35 rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail bracket 32a moves to the back surface 13 side. The rear handrail 32 slides from the front handrail 31 to the back surface 13 side until it is fully extended in the horizontal direction.

  As described above, according to the elevator cab of the present embodiment, the drive motor (drive unit) 35 that slides the rear handrail 32 of the handrail device 30 is provided inside the front handrail 31 of the handrail device 30. Since a manual switch 36 electrically connected to the drive motor 35 is provided in the elevator cab main body 10, the passenger can operate the rear handrail 32 of the handrail device 30 only by operating the manual switch 36. Sliding with respect to the front handrail 31 can be performed automatically. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

Sixth Embodiment Hereinafter, a sixth embodiment of the present invention will be described with reference to the drawings. FIG. 11 is a top view showing still another configuration of the elevator cab in FIG.

The elevator cab shown in FIG. 11 is provided with a limit switch 14b that detects the open / closed state of the trunk door 14a and is electrically connected to the drive motor 35 on the trunk door 14a of the elevator cab main body 10. The only difference is the other configuration, which is substantially the same as that of the fifth embodiment shown in FIGS.
In the present embodiment shown in FIG. 11, the same parts as those in the fifth embodiment shown in FIGS. 8 to 10 are denoted by the same reference numerals, and detailed description thereof is omitted.

As shown in FIG. 11, a limit switch 14b is provided on the back surface of the central portion of the trunk door 14a, and this limit switch 14b detects the open / closed state of the trunk door 14a.
The limit switch 14b is electrically connected to the drive motor 35, and sends an opening command signal for the trunk door 14a to the drive motor 35 when detecting that the trunk door 14a starts to open from the closed state. .

Next, the operation of the present embodiment having such a configuration will be described.
When the passenger opens the trunk door 14a on the front side 11 of the elevator cab room 10 when using the trunk room 14, the limit switch 14b detects that the trunk door 14a has started to open from the closed state, and this limit An opening command signal for the trunk door 14 a is sent from the switch 14 b to the drive motor 35. When the drive motor 35 receives the opening command signal, the rotating part and the pulley 35a inside the drive motor 35 rotate in synchronism, and the endless belt 35c circulates and is attached to the belt 35c. 32a moves to the front surface 11 side. In this way, the rear handrail 32 is slid with respect to the front handrail 31, and the rear handrail 32 is completely stored in the storage portion 31 b of the front handrail 31. As a result, the trunk door 14a can be completely opened.

  After the trunk door 14a is manually closed again by the passenger, the limit switch 14b detects that the trunk door 14a is in a closed state, and a closing command signal for the trunk door 14a is transmitted from the limit switch 14b to the drive motor. 35. When the drive motor 35 receives the close command signal, the rotating part and the pulley 35a inside the drive motor 35 rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail bracket 32a moves to the back surface 13 side. The rear handrail 32 slides from the front handrail 31 to the back surface 13 side until it is fully extended in the horizontal direction.

  As described above, according to the elevator cab of the present embodiment, the trunk door (inner door) 14a of the elevator cab main body 10 detects the open / close state of the trunk door 14a and the drive motor (drive unit) 35. Since the limit switch 14b electrically connected to the front door 31 is provided, when the passenger opens the trunk door 14a, the rear handrail 32 of the handrail device 30 slides on the front handrail 31 automatically. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

Seventh Embodiment Hereinafter, a seventh embodiment of the present invention will be described with reference to the drawings. 12 and 13 are views showing an elevator cab according to the present embodiment. 12 is a side view showing the configuration of the elevator cab of the present embodiment, and FIG. 13 is a top view of the elevator cab of FIG.

The elevator cabs shown in FIGS. 12 and 13 differ only in the configuration of the handrail device, and the others have substantially the same configuration as that of the first embodiment shown in FIGS. 1 and 2.
In the present embodiment shown in FIGS. 12 and 13, the same parts as those in the first embodiment shown in FIGS. 1 and 2 are denoted by the same reference numerals, and detailed description thereof is omitted.

Hereinafter, the handrail device 40 in the elevator cab of the present embodiment will be described in detail.
As shown in FIGS. 12 and 13, the handrail device 40 includes a pair of rod-shaped front handrails 41 having both ends attached to the side surface 12 by two front handrail brackets 41 a, and a rear surface 13 than the front handrail 41. On the side, it has a bar-shaped rear handrail 42 that is separated from the front handrail 41 and provided in the horizontal direction along the side surface 12.

  As shown in FIG. 12, a pair of slits 44 extending in the vertical direction is provided on the side surface 12 of the elevator cab main body 10 so that both ends of the rear handrail 42 can freely move in the vertical direction along these slits 44. It has become. Specifically, rear handrail brackets 42 a are respectively attached to both ends of the rear handrail 42, and each rear handrail bracket 42 a is guided to each slit 44 on the back side of the side surface 12.

  As shown in FIG. 12, the level of the upper end of each slit 44 provided in the side surface 12 of the elevator cab main body 10 is higher than the upper end of the trunk door 14a, and the level of the lower end is the level of the front handrail 41. It is almost the same as the level.

  Further, as shown in FIG. 13, rear handrail fixing angles 42 b for fixing the rear handrail 42 are provided in the vicinity of the upper end and the lower end of each slit 44 on the side surface 12 of the elevator cab main body 10. On the other hand, engagement pins 42c that can be engaged with the rear handrail fixing angle 42b are attached to both ends of the rear handrail 42, respectively.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inwardly-open trunk door 14 a provided on the back surface 13 is closed, and in this case, the rear handrail 42 is located at the lower end of the slit 44. At this time, the rear handrail 42 is engaged with the rear handrail fixing angle 42b provided near the lower end of the slit 44 by the engaging pins 42c provided at both ends. Thus, the rear handrail 42 is fixed at substantially the same level as the front handrail 41.

  Next, when the trunk chamber 14 is used, it is necessary to open the trunk door 14a toward the front surface 11 as shown by the chain line in FIG. In this case, the rear handrail 42 is moved vertically upward along the slit 44. Then, by engaging engagement pins 42 c provided at both ends of the rear handrail 42 with a rear handrail fixing angle 42 b provided near the upper end of the slit 44, the rear handrail 42 is fixed to the upper end of the slit 44. (See the chain line portion in FIG. 12).

  When the rear handrail 42 is fixed to the upper end of the slit 44, the level of the rear handrail 42 is higher than the upper end of the trunk door 14a, so that the trunk door 14a is completely moved to a position close to the side surface 12 of the elevator cab main body 10. Can be opened.

  As described above, according to the elevator cab of the present embodiment, in the handrail device 40, the rear handrail 42 is separated from the front handrail 41 and provided in the horizontal direction along the side surface 12, and the upper limit level is the trunk door (inner (Opening door) is movable in the vertical direction so as to be above the upper end of 14a. Therefore, when the trunk door 14a is closed, the rear handrail 42 is supported at a level substantially the same as that of the front handrail 41. On the other hand, when the trunk door 14a is opened, the rear handrail 42 is moved vertically upward. By setting the level of the rear handrail 42 to be higher than the upper end of the trunk door 14a, the trunk door 14a can be completely opened to a position close to the side surface 12 without colliding with the handrail device 40. Thus, even if the trunk door 14a is provided on the back surface 13 of the elevator cab main body 10, the handrail device 40 installed on the side surface of the elevator cab main body 10 extends to the vicinity of the back surface 13. The passengers in the vicinity of the back surface 13 can also use the handrail device 40, so that convenience for passengers in the elevator cab can be enhanced.

Eighth Embodiment Hereinafter, an eighth embodiment of the present invention will be described with reference to the drawings. 14 is a side view showing another configuration of the elevator cab in FIG. 12, FIG. 15 is a top view of the elevator cab in FIG. 14, and FIG. 16 is a handrail device for the elevator cab in FIG. It is a side view which shows the detail of a structure.

The elevator cab shown in FIGS. 14 to 16 is provided with a drive motor (drive unit) 45 connected to the rear handrail 42 via a transmission mechanism 43 outside the side surface 12 of the elevator cab main body 10. The only difference is that a manual switch 46 electrically connected to the drive motor 45 is provided inside the elevator cab main body 10, and the rest is substantially similar to the seventh embodiment shown in FIGS. The configuration is the same as that of the embodiment.
In the present embodiment shown in FIG. 14 to FIG. 16, the same parts as those in the seventh embodiment shown in FIG. 12 and FIG.

As shown in FIGS. 15 and 16, a drive motor 45 is attached to the outside of the side surface 12 of the elevator cab main body 10, and the drive motor 45 rotates around an axis extending in parallel with the side surface 12. It has a rotating part (not shown) with a pulley 45a attached to the tip. The pulley 45 a is provided near the lower end of the slit 44. A pulley 45b is attached to the back side of the side surface 12 above the pulley 45a and in the vicinity of the upper end of the slit 44, and an endless belt 45c is stretched between the pulley 45a and the pulley 45b.
On the other hand, the rear handrail 42 is provided with a rear handrail bracket 42a, and the rear handrail bracket 42a is attached to the belt 45c.
The pulleys 45a and 45b, the belt 45c, and the rear handrail bracket 42a constitute a transmission mechanism 43. The transmission mechanism 43 connects the rear handrail 42 and the drive motor 45 to transmit the rotational power of the drive motor 45 to the rear handrail 42. To communicate.

  Further, as shown in FIG. 14, a manual switch 46 is attached to the side surface 12 of the elevator cab main body 10, and a passenger can operate the manual switch 46. The manual switch 46 is electrically connected to the drive motor 45.

Next, the operation of the present embodiment having such a configuration will be described.
First, when the trunk chamber 14 is not used, the inwardly-open trunk door 14 a provided on the back surface 13 is closed, and in this case, the rear handrail 42 is located at the lower end of the slit 44. At this time, the rear handrail 42 is engaged with the rear handrail fixing angle 42b provided near the lower end of the slit 44 by the engaging pins 42c provided at both ends. Thus, the rear handrail 42 is fixed at substantially the same level as the front handrail 41.

  Next, when using the trunk chamber 14, the passenger operates a manual switch 46 attached to the side surface 12, and sends an opening command signal for the trunk door 14 a from the manual switch 46 to the drive motor 45. When the drive motor 45 receives the opening command signal, the rotating part inside the drive motor 45 and the pulley 45a rotate synchronously, and the endless belt 45c circulates and is attached to the belt 45c. 42a moves vertically upward. In this manner, the rear handrail 42 is moved vertically upward along the slit 44. Then, by engaging engagement pins 42 c provided at both ends of the rear handrail 42 with a rear handrail fixing angle 42 b provided near the upper end of the slit 44, the rear handrail 42 is fixed to the upper end of the slit 44. (See the chain line portion in FIG. 14).

  When the rear handrail 42 is fixed to the upper end of the slit 44, the level of the rear handrail 42 is higher than the upper end of the trunk door 14a, so that the trunk door 14a is completely moved to a position close to the side surface 12 of the elevator cab main body 10. Can be opened.

  After the trunk door 14 a is closed again, the passenger operates the manual switch 46 again, and sends a closing command signal for the trunk door 14 a from the manual switch 46 to the drive motor 45. When the drive motor 45 receives the close command signal, the rotating part and the pulley 45a inside the drive motor 45 rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail bracket 45a moves downward in the vertical direction. Eventually, the rear handrail 42 descends until it becomes substantially the same level as the front handrail 41.

  As described above, according to the elevator cab of the present embodiment, the drive motor (drive unit) 45 for sliding the rear handrail 42 of the handrail device 40 is provided on the side surface 12 of the elevator cab main body 10. Since a manual switch 46 electrically connected to the drive motor 45 is provided in the elevator cab main body 10, the passenger simply operates the manual switch 46 in the vertical direction of the rear handrail 42 of the handrail device 40. Movement can be performed automatically. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

Ninth Embodiment Hereinafter, a ninth embodiment of the present invention will be described with reference to the drawings. FIG. 17 is a top view showing still another configuration of the elevator cab in FIG.

The elevator cab shown in FIG. 17 is that the trunk door 14a of the elevator cab main body 10 is provided with a limit switch 14b that detects the open / closed state of the trunk door 14a and is electrically connected to the drive motor 45. The only difference is the other configuration, which is substantially the same as that of the eighth embodiment shown in FIGS.
In the present embodiment shown in FIG. 17, the same parts as those in the eighth embodiment shown in FIGS. 14 to 16 are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 17, a limit switch 14b is provided on the back surface of the central portion of the trunk door 14a, and the limit switch 14b detects the open / closed state of the trunk door 14a. As shown by the chain line in FIG. 17, this limit switch 14b is electrically connected to the drive motor 45, and when it is detected that the trunk door 14a starts to open from the closed state, the drive motor 45 is connected to the trunk door 14a. An open command signal is sent.

Next, the operation of the present embodiment having such a configuration will be described.
When the passenger opens the trunk door 14a on the front side 11 of the elevator cab room 10 when using the trunk room 14, the limit switch 14b detects that the trunk door 14a has started to open from the closed state, and this limit An opening command signal for the trunk door 14 a is sent from the switch 14 b to the drive motor 45. When the drive motor 45 receives the opening command signal, the rotating part inside the drive motor 45 and the pulley 45a rotate synchronously, and the endless belt 45c circulates and is attached to the belt 45c. 42a moves vertically upward. In this manner, the rear handrail 42 is moved vertically upward along the slit 44.
As a result, the level of the rear handrail 42 is higher than the upper end of the trunk door 14 a, so that the trunk door 14 a can be completely opened to a position close to the side surface 12 of the elevator cab main body 10.

  After the trunk door 14a is manually closed again by the passenger, the limit switch 14b detects that the trunk door 14a is in a closed state, and a closing command signal for the trunk door 14a is transmitted from the limit switch 14b to the drive motor. 45. When the drive motor 45 receives the close command signal, the rotating part and the pulley 45a inside the drive motor 45 rotate in synchronization with the direction opposite to the rotation direction by the open command signal, and the rear handrail bracket 45a moves downward in the vertical direction. Eventually, the rear handrail 42 descends until it becomes substantially the same level as the front handrail 41.

  As described above, according to the elevator cab of the present embodiment, the trunk door (inner door) 14a of the elevator cab main body 10 detects the open / closed state of the trunk door 14a and the drive motor (drive unit) 45. Since the limit switch 14b electrically connected to the vehicle is provided, the vertical movement of the rear handrail 42 of the handrail device 40 can be automatically performed when the passenger opens the trunk door 14a. For this reason, the convenience with respect to the passenger of an elevator cab can be improved more.

It is a side view which shows the structure of the elevator cab of 1st Embodiment. It is a top view of the elevator cab of FIG. It is a side view which shows the structure of the elevator cab of 2nd Embodiment. It is a top view of the elevator cab of FIG. It is a top view which shows the structure of the elevator cab of 3rd Embodiment. It is a side view which shows the structure of the elevator cab of 4th Embodiment. It is a top view of the elevator cab of FIG. It is a side view which shows the structure of the elevator cab of 5th Embodiment. It is a top view of the elevator cab of FIG. It is a cross-sectional view showing the details of the configuration of the handrail device in the elevator cab of FIG. It is a top view which shows the structure of the elevator cab of 6th Embodiment. It is a side view which shows the structure of the elevator cab of 7th Embodiment. It is a top view of the elevator cab of FIG. It is a side view which shows the structure of the elevator cab of 8th Embodiment. It is a top view of the elevator cab of FIG. It is a side view which shows the detail of a structure of the handrail apparatus of the elevator cab of FIG. It is a top view which shows the structure of the elevator cab of 9th Embodiment. It is a side view which shows the structure of the conventional elevator cab. It is a top view which shows the structure of the elevator cab of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Elevator cab main body 11 Front surface 11a Open / close door 12 Side surface 13 Rear surface 14 Trunk chamber 14a Trunk door (inner door)
14b Limit switch 20 Handrail device 21 Front handrail 21a Front handrail bracket 22 Rear handrail 23 Rotating shaft 25 Drive motor (drive unit)
26 Manual switch 30 Handrail device 31 Front handrail 31a Front handrail bracket 31b Storage portion 32 Rear handrail 32a Rear handrail bracket 33 Transmission mechanism 35 Drive motor 35a Pulley 35b Pulley 35c Belt 36 Manual switch 40 Handrail device 41 Front handrail 41a Front Handrail bracket 42 Rear handrail 42a Rear handrail bracket 42b Rear handrail fixing angle 42c Engaging pin 43 Transmission mechanism 44 Slit 45 Drive motor 45a Pulley 45b Pulley 45c Belt 46 Manual switch 50 Handrail device 51 Handrail body 52 Bracket

Claims (9)

A box-type elevator cab main body with an inner opening door on the back;
A handrail device installed on a side surface adjacent to the back surface of the elevator cab main body,
The handrail device is
A bar-shaped front handrail that extends horizontally along the side surface and is attached to the side surface;
A rod-shaped rear handrail that extends from the front handrail to the back side and is pivotally supported with respect to the front handrail via a rotation shaft that is disposed in a direction perpendicular to the side surface.
An elevator cab characterized by having. A drive unit connected to an end of the rotating shaft is provided on a side surface of the elevator cab main body,
A manual switch electrically connected to the drive unit is provided in the elevator cab main body,
The elevator according to claim 1, wherein the driving unit rotates the rotating shaft based on a signal from the manual switch, and the rear handrail rotates about the rotating shaft with respect to the front handrail. The basket room. A limit switch electrically connected to the driving unit and detecting the open / closed state of the inner door is provided on the inner door of the elevator cab main body,
When the inner door is in an open state, the limit switch sends a signal to the drive unit, the drive unit rotates the rotation shaft, and the rear handrail moves the rotation shaft relative to the front handrail. 3. An elevator cab according to claim 2, wherein the elevator cab rotates about the center. A box-type elevator cab main body with an inner opening door on the back;
A handrail device installed on a side surface adjacent to the back surface of the elevator cab main body,
The handrail device is
A front handrail that extends in the horizontal direction along the side surface, is attached to the side surface, and has a storage portion that opens to the back side;
A rod-shaped rear handrail that extends from the front handrail to the rear side and is slidable in the axial direction so as to be housed in the housing portion of the front handrail,
An elevator cab characterized by having. A drive unit connected to the rear handrail through a transmission mechanism is provided inside the front handrail,
A manual switch electrically connected to the drive unit is provided in the elevator cab main body,
The elevator cab according to claim 4, wherein the driving unit slides the rear handrail in the axial direction with respect to the front handrail based on a signal from the manual switch. A limit switch electrically connected to the driving unit and detecting the open / closed state of the inner door is provided on the inner door of the elevator cab main body,
When the inner opening door is in the open state, the limit switch sends a signal to the drive unit, and the drive unit slides the rear handrail to the front side, and the rear handrail serves as a storage portion for the front handrail. The elevator cab according to claim 5, wherein the elevator cab is housed in the elevator cab. A box-type elevator cab main body with an inner opening door on the back;
A handrail device installed on a side surface adjacent to the back surface of the elevator cab main body,
The handrail device is
A bar-shaped front handrail that extends horizontally along the side surface and is attached to the side surface;
It is separated from the front handrail on the back side of the front handrail and is provided in the horizontal direction along the side surface, and is movable in the vertical direction so that the upper limit level is higher than the upper end of the inner opening door. A bar-shaped rear handrail,
An elevator cab characterized by having. A drive unit connected to the rear handrail via a transmission mechanism is provided on the side surface of the elevator cab main body,
A manual switch electrically connected to the drive unit is provided in the elevator cab main body,
8. The elevator cab according to claim 7, wherein the driving unit moves the rear handrail in a vertical direction based on a signal from the manual switch. A limit switch electrically connected to the driving unit and detecting the open / closed state of the inner door is provided on the inner door of the elevator cab main body,
When the inner door is in the open state, the limit switch sends a signal to the drive unit, and the drive unit moves the rear handrail vertically upward to a position above the upper end of the inner door. The elevator cab according to claim 8.

Images