JP7155348B1 - Display device and elevator device - Google Patents

Abstract

An object of the present invention is to close a gap between a car of an elevator system and a destination floor and to provide information to passengers. A display device according to the present embodiment includes a developing means and a processing device. The deployment means is interlocked with the movement of the door of the car of the elevator apparatus from the closed position to the open position, and the display means closes the gap between the floor of the car and the floor of the stop floor of the car. to expand. The processing device displays the image on the display means. According to this, it is possible to close the gap between the car of the elevator apparatus and the destination floor and to provide information to the passengers. [Selection drawing] Fig. 8

Description

Embodiments of the present invention relate to display devices and elevator systems.

In the elevator system, when the car stops at the destination floor, a gap is generated between the floor of the car and the floor of the destination floor. This gap must have a certain size in order to avoid interference between the car and the floor of the stop floor. Therefore, a system for closing this gap has been proposed. However, conventional systems were used only to close gaps and prevent keys, coins, and the like from falling.

JP 2016-166064 A

SUMMARY OF THE INVENTION An object of the present invention is to close the gap between a car of an elevator system and a destination floor and to provide information to passengers.

In order to solve the above problems, the display device according to this embodiment includes display means, expansion means, and a processing device. The deployment means is interlocked with the movement of the door of the car of the elevator apparatus from the closed position to the open position, and the display means closes the gap between the floor of the car and the floor of the stop floor of the car. expand. The processing device displays the image on the display means. The display means has flexibility, and the unfolding means rolls up the display means according to opening and closing of the door.

1 is a perspective view of an elevator apparatus according to this embodiment; FIG. FIG. 4 is a view showing the −Y side side surface of the door according to the present embodiment together with the XZ cross section of the wall surface of the car. It is a figure which shows the lower end part of the door which concerns on this embodiment with a part of floor of a car. It is a figure which shows the lower end part of the door which concerns on this embodiment with a part of floor of a car. It is a block diagram of a processing device according to the present embodiment. FIG. 4 is a diagram schematically showing a door positioned in a closed position; FIG. 4 is a diagram schematically showing a door positioned at a fully open position; FIG. 10 is a diagram showing an unfolded liquid crystal display;

Hereinafter, this embodiment will be described with reference to the drawings. The description uses an XYZ coordinate system made up of mutually orthogonal X, Y, and Z axes as appropriate.

FIG. 1 is a perspective view of an elevator apparatus 10 according to this embodiment. The elevator apparatus 10 is arranged inside a hoistway 90 provided in a building such as a commercial facility or an office building. As shown in FIG. 1, the elevator apparatus 10 has a car 30, a counterweight 50, an elevating motor 40, guide rails 21-24, and a control panel .

Each of the guide rails 21 to 24 is a member whose longitudinal direction is the Z-axis direction. The guide rails 21 and 22 are a pair of members for guiding the car 30 so that it can move up and down. Also, the guide rails 23 and 24 are a pair of members for guiding the counterweight 50 so that it can move up and down. The guide rails 21 and 22 are spaced apart in the Y-axis direction. Similarly, the guide rails 23 and 24 are also spaced apart in the Y-axis direction. In FIG. 1, the guide rails 23, 24 of the counterweight 50 are spaced apart from the guide rails 21, 22 of the car 30 in the X-axis direction. The arrangement of the guide rails 21-24 is not limited to the arrangement shown in FIG.

The car 30 is a unit that accommodates passengers and ascends and descends the hoistway 90 . The car 30 is arranged between the guide rails 21 and 22 and attached to the guide rails 21 and 22 so as to be vertically movable.

An opening for going in and out is formed on the +X side of the car 30 . The opening is closed or opened by a pair of doors 35R, 35L that move along the sides of the car 30. As shown in FIG.

The counterweight 50 is attached to the guide rails 23 and 24 so as to be vertically movable. The weight of the counterweight 50 is adjusted to have a predetermined ratio with respect to the weight of the car 30 .

The elevating motor 40 is a motor for elevating the car 30 . The lifting motor 40 is arranged above the hoistway 90 so that its rotation axis is parallel to the Y-axis. A pulley 42 is fixed to the rotating shaft of the lifting motor 40 .

A wire 60 is wound around the pulley 42 of the lifting motor 40 . The wire 60 has one end fixed to the car 30 and the other end fixed to the counterweight 50 .

The control panel 70 is arranged in the hoistway 90 . The control panel 70 accommodates the lift motor 40 and a control device for controlling the devices provided in the car 30 .

FIG. 2 is a view showing the -Y side of the door 35R together with the XZ section of the wall surface 31 of the car 30. As shown in FIG. The door 35R is made of, for example, a pressed iron plate. The wall surface 31 has a double structure of an outer wall surface 311 and an inner wall surface 312 made of a pressed iron plate. Further, the inner wall surface 312 is formed with a protruding portion 312 a that protrudes toward the outer wall surface 311 . A rail 313 whose longitudinal direction is the Y-axis direction is fixed to the projecting portion 312a.

A bracket 351 having an L-shaped XZ cross section is fixed to the upper surface of the door 35R. Although not shown in FIG. 2, two brackets 351, for example, are provided on the upper surface of the door 35R.

The bracket 351 has a roller 352 that rotates around an axis parallel to the X axis. A roller 352 is fitted to the upper end of the rail 313 and moves along the rail 313 . The door 35R reciprocates between a fully open position where the door is fully opened and a closed position where the door is closed by the movement of the roller 352 on the rail 313 .

FIG. 3 is a diagram showing the lower end of the door 35R together with a portion of the floor 32 of the car 30. As shown in FIG. In FIG. 3, the door 35R is in the closed position.

A guide 353 is fixed to the door 35R. The guide 353 is movably provided along the +X side outer edge of the floor 32 . The guide 353 defines the position of the lower end of the door 35R in the X-axis direction and guides the movement of the door 35R in the Y-axis direction.

The door 35R is movably supported along the upper surface of the +X side outer edge of the floor 32 by a bracket 351 at the upper end and a guide 353 at the lower end. The door 35L is also configured similarly to the door 35R and functions similarly to the door 35R.

As shown in FIG. 3, the door 35R includes a reel 101, an actuator 102, a liquid crystal display 105 as display means, and a solenoid member 103. As shown in FIG. The liquid crystal display 105 is a flexible liquid crystal panel. The liquid crystal display 105 is a tape-shaped member whose longitudinal direction is the Y-axis direction. The length of the liquid crystal display 105 is approximately equal to the moving distance of the door 35R from the closed position to the fully open position.

A reel 101 is a reel on which the liquid crystal display 105 is wound. The reel 101 has a drum that is biased by a spring and rotates around an axis parallel to the X-axis, and winds the liquid crystal display 105 by the elastic force of the spring. Further, the liquid crystal display 105 can be drawn out from the reel 101 by pulling the liquid crystal display 105 against the elastic force of the spring.

The actuator 102 is a member that supports the reel 101 movably in the X-axis direction. By moving the reel 101 in the X-axis direction, the actuator 102 projects the reel 101 from the housing position above the floor 32 shown in FIG. 3 and above the floor 32 shown in FIG. Positioning to the projecting position.

As shown in FIG. 3, the solenoid member 103 has two parts, an actuator 103a fixed to the floor 32 and a fixed part 103b that rotates up and down around an axis parallel to the Y-axis with respect to the actuator 103a. It is a member. The fixed portion 103b that constitutes the solenoid member 103 has a state in which the fixed portion 103b stands parallel to the YZ plane as shown in FIG. The posture of the fixing portion 103b is changed between the state of being laid down so as to be parallel to 32 and the posture of the fixing portion 103b. As shown in FIG. 4, one end of the liquid crystal display 105 is fixed to the upper surface of the fixing portion 103b.

The door 35L also includes a reel 101, an actuator 102, a liquid crystal display 105, and a solenoid member 103, similar to the door 35R.

FIG. 5 is a block diagram of a processing unit 80 that drives the liquid crystal display 105, actuator 102, and actuator 103a described above. The processing device 80 includes, for example, a CPU (Central Processing Unit) 81, a main memory unit 82 that functions as a work area of the CPU, an auxiliary memory unit 83 that stores parameters and programs, a liquid crystal display 105, an actuator 102, an actuator 103a, and the like. , an interface section 84 to which the control panel 70 is connected, and the like. The processor 80 drives the liquid crystal display 105, the actuator 102, and the actuator 103a based on signals from the control board 70. FIG. The processing device 80 can be located in the car 30, for example.

Next, the operation of the processing device 80 will be described. As a premise, as shown in FIG. 3, the door 35R is positioned at the closed position, the reel 101 is positioned at the retracted position, and the fixed portion 103b is in an upright state parallel to the YZ plane. do.

When the car 30 stops at the stop floor, the processor 80 drives the actuator 102 to move the reel 101 to the extended position, as shown in FIG. In parallel with this operation, the processing device 80 drives the actuator 103 a to change the attitude of the fixed portion 103 b to a state in which it is parallel to the floor 32 .

In this state, when the door 35R moves from the closed position to the fully open position, the liquid crystal display 105 is unfolded in the gap between the floor 32 of the car 30 and the floor F of the stop floor. FIG. 6 is a diagram schematically showing the door 35R positioned at the closed position. Moreover, FIG. 7 is a diagram schematically showing the door 35R positioned at the fully open position. When the door 35R moves from the closed position shown in FIG. 6 to the fully open position shown in FIG. 7, the liquid crystal display 105, one end of which is fixed to the solenoid member 103, is pulled out from the reel 101 that moves together with the door 35R. 7 and 8, it is deployed so as to close the gap GP between the floor 32 of the car 30 and the floor F of the stop floor.

When the liquid crystal display 105 is unfolded, the processing device 80 displays a desired video or image on the liquid crystal display 105 . The video or image may be, for example, an advertisement in a facility where the elevator apparatus 10 is installed.

When the door 35R moves from the fully open position shown in FIG. 7 to the closed position shown in FIG. 6, the liquid crystal display 105 is wound around the reel 101 as the door 35R moves. When door 35R reaches the closed position, processor 80 drives actuator 102 to move reel 101 to the stowed position, as shown in FIG. In parallel with this operation, the processing device 80 drives the actuator 103a to raise the fixed portion 103b.

The operation of the processing device 80 accompanying the operation of the door 35R has been described above. , 103 a and the liquid crystal display 105 .

In the present embodiment, the reel 101, the actuator 102, and the solenoid member 103 constitute deployment means for deploying the liquid crystal display 105 in the gap GP between the floor 32 of the car 30 and the floor F of the stop floor.

In the elevator apparatus 10 configured as described above, when the elevator motor 40 rotates forward, the car 30 ascends and the counterweight 50 descends. When the elevator motor 40 reverses, the car 30 descends and the counterweight 50 ascends. When the car 30 stops at the designated floor, the doors 35R and 35L are opened and closed. At this time, the processing device 80 drives the actuator 102, the solenoid member 103, and the liquid crystal display 105 as described above.

As described above, in the elevator apparatus 10 according to the present embodiment, when the doors 35R and 35L are opened, the liquid crystal display 105 is displayed between the floor 32 of the car 30 and the stop floor, as shown in FIGS. It is deployed in the gap GP with the floor F. Therefore, small objects such as keys and coins are prevented from falling into the gap GP. Video and images can also be displayed on the liquid crystal display 105 . Therefore, it becomes possible to provide information to the passengers of the elevator installation 10 .

In the elevator apparatus 10 according to this embodiment, when the doors 35R and 35L are in the closed position, the reel 101 and the fixed portion 103b of the solenoid member 103 are retracted from above the gap GP as shown in FIG. As a result, the liquid crystal display 105 is drawn above the floor 32 of the car 30 from the gap GP. Therefore, when the car 30 ascends and descends, damage to the liquid crystal display 105 due to contact with the floor F of the stop floor can be suppressed.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above embodiments. For example, in the above embodiments, the liquid crystal display 105 is used as display means for displaying video and images, but instead of this, for example, an organic EL or the like may be used.

In the above embodiment, a brush or the like may be provided for cleaning the surface of the liquid crystal display 105 when the reel 101 winds the liquid crystal display 105 or when the liquid crystal display 105 is pulled out from the reel 101 .

While several embodiments of the invention have been described, these embodiments have been presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and modifications can be made without departing from the scope of the invention. These embodiments and their modifications are included in the scope and gist of the invention, and are included in the scope of the invention described in the claims and its equivalents.

10 Elevator Device 21-24 Guide Rail 30 Car 31 Wall 32 Floor 35R, 35L Door 40 Lifting Motor 42 Pulley 50 Counterweight 60 Wire 70 Control Panel 80 Processing Device 81 CPU
82 main storage unit 83 auxiliary storage unit 84 interface unit 90 hoistway 101 reel 102 actuator 103 solenoid member 103a actuator 103b fixing unit 105 liquid crystal display 311 outer wall surface 312 inner wall surface 312a protrusion 313 rail 351 bracket 352 roller 353 guide F floor

Claims (7)

a flexible display means;
In conjunction with the movement of the door of the car of the elevator system from the closed position to the open position, the display means is moved so as to block the gap between the floor of the car and the floor of the stop floor of the car. a deployment means to deploy,
a processing device for displaying an image on the display means;
with
The unfolding means is a display device that winds up the display means according to opening and closing of the door . 2. The display device according to claim 1, wherein said display means is a liquid crystal display. 3. The liquid crystal display is shaped to have a width equivalent to the gap and a length from one end to the other end equivalent to the distance when the door moves from the closed position to the open position. 3. The display device according to 2. The deployment means is
a reel provided on the door and positioned above the gap for winding the liquid crystal display;
a fixing member positioned in the gap so that the upper surface is parallel to the floor of the car, and fixing one end of the liquid crystal display wound around the reel to the upper surface;
4. The display device of claim 3, comprising: 5. The display device according to claim 4, further comprising a first actuator that moves the reel from above the gap onto the floor of the car when the car is raised and lowered. 6. The display device according to claim 4, further comprising a second actuator that moves the fixing member from above the gap to the floor side of the car when the car moves up and down. A car that ascends and descends the hoistway,
a display device according to any one of claims 1 to 6;
elevator installation.

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