WO2019224926A1 - エレベーターの盗撮防止装置 - Google Patents

エレベーターの盗撮防止装置 Download PDF

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Publication number
WO2019224926A1
WO2019224926A1 PCT/JP2018/019704 JP2018019704W WO2019224926A1 WO 2019224926 A1 WO2019224926 A1 WO 2019224926A1 JP 2018019704 W JP2018019704 W JP 2018019704W WO 2019224926 A1 WO2019224926 A1 WO 2019224926A1
Authority
WO
WIPO (PCT)
Prior art keywords
car
infrared rays
door
light projecting
elevator
Prior art date
Application number
PCT/JP2018/019704
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
正貴 市川
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2018/019704 priority Critical patent/WO2019224926A1/ja
Priority to JP2020520915A priority patent/JP6895137B2/ja
Priority to CN201880092219.5A priority patent/CN112119028B/zh
Publication of WO2019224926A1 publication Critical patent/WO2019224926A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02—Cages, i.e. cars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors

Definitions

  • the present invention relates to an elevator sneak shot prevention device.
  • Patent Document 1 describes an example of a voyeurism prevention device.
  • the voyeurism prevention device includes a light projecting unit.
  • the light projecting section generates noise in the voyeurized image by outputting infrared rays as a pulse.
  • the light projecting unit of the anti-voyeurism device described in Patent Document 1 directly outputs infrared rays to a space where passengers are present. For this reason, when applying the said sneak shot prevention apparatus to an elevator, a light projection part needs to be provided in the space inside a cage
  • An object of the present invention is to provide an elevator sneak shot prevention device that does not require a light projecting portion in a space inside a car.
  • An elevator sneak shot prevention device is provided at an end of the elevator car door on the door closing direction side, a light projecting unit that outputs infrared rays as a pulse on the door closing direction side, and a door from the light projecting unit.
  • a guide unit that is provided on a side in the closing direction and guides infrared rays to the inside of the car when the car door is closed.
  • the apparatus for preventing voyeurism of an elevator is provided at a door-contacting portion that hits the end of the elevator car door in the door closing direction, and outputs infrared rays as a pulse on the opposite side of the door closing direction.
  • a light projecting unit that is provided on a side opposite to the door closing direction from the light projecting unit, and that guides infrared rays to the inside of the car when the car door is closed.
  • the elevator sneak shot prevention device includes a light projecting unit and a guiding unit.
  • the light projecting unit is provided at the car door or the door stop.
  • the light projecting unit outputs infrared rays in the door closing direction.
  • the guide part guides infrared rays to the inside of the car when the car door is closed.
  • FIG. 3 is a top view of a main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 3 is a top view of a main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 3 is a top view of a main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 3 is a top view of a main part of the voyeurism prevention device according to the first embodiment.
  • 1 is a vertical sectional view of an elevator car equipped with a voyeurism prevention device according to Embodiment 1.
  • FIG. 1 is a vertical sectional view of an elevator car equipped with a voyeurism prevention device according to Embodiment 1.
  • FIG. 1 is a configuration diagram of an elevator including a voyeurism prevention device according to Embodiment 1.
  • the elevator 1 is provided in a building.
  • the building has a plurality of floors.
  • the hoistway 2 penetrates each floor of the building.
  • Each of the halls 3 is provided on each floor of the building.
  • Each of the plurality of landings 3 faces the hoistway 2.
  • Each of the plurality of halls 3 includes a pair of hall doors 4.
  • the elevator 1 includes a car 5, a balancing weight 6, a hoisting machine 7, and a main rope 8.
  • the car 5 is provided inside the hoistway 2 so that it can be raised and lowered along a guide rail (not shown).
  • the car 5 includes a pair of car doors 9 and a voyeurism prevention device 10.
  • the pair of car doors 9 are devices that open and close together with the pair of landing doors 4 when the car 5 is stopped at any of a plurality of floors.
  • the balancing weight 6 is provided inside the hoistway 2 so that it can be raised and lowered along a guide rail (not shown).
  • the hoisting machine 7 is provided in the upper part of the hoistway 2.
  • the main rope 8 is wound around the hoisting machine 7. One end of the main rope 8 is held by the car 5. The other end of the main rope 8 is held by the balancing weight 6.
  • the main rope 8 In the operation of the elevator 1, the main rope 8 is driven by the hoisting machine 7 and moves.
  • the car 5 and the balance weight 6 move up and down following the movement of the main rope 8.
  • the car 5 stops on the floor where the hall 3 is provided.
  • the pair of car doors 9 is opened by following the pair of landing doors 4.
  • a user of the elevator 1 gets on the car 5 from the landing 3.
  • the pair of car doors 9 are closed by following the pair of landing doors 4.
  • FIG. 2 is a top view of the elevator car provided with the anti-voyeurism device according to the first embodiment.
  • FIG. 3 is a rear view of a main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 4 is a top view of a main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 2 shows a state where the pair of car doors 9 are open.
  • the upward direction in the drawing is the forward direction of the car 5.
  • the left direction in the drawing is the left direction of the car 5.
  • the right direction on the page is the right direction of the car 5.
  • the direction on the near side perpendicular to the paper surface is a vertically upward direction.
  • the pair of car doors 9 are double doors.
  • the pair of car doors 9 includes a right car door 9r and a left car door 9l.
  • the right car door 9 r is provided on the right side of the front surface of the car 5.
  • the left car door 9 l is provided on the left side of the front surface of the car 5.
  • the door closing direction of the right car door 9r is the left direction.
  • the door closing direction of the left car door 9l is the right direction.
  • the door closing direction is a direction in which each of the pair of car doors 9 slides and closes.
  • the right car door 9r includes a transmission plate 11.
  • the transmission plate 11 is a plate that transmits infrared rays.
  • the transmission plate 11 is, for example, an acrylic plate.
  • the transmission plate 11 has a shape extending in the vertical direction.
  • the transmission plate 11 forms a part of the inner surface of the right car door 9r.
  • the transmission plate 11 is provided at the end of the right car door 9r in the door closing direction.
  • the voyeurism prevention device 10 includes a light projecting unit 12, a light receiving unit 13, a reflecting unit 14, and a guiding unit 15.
  • the light projecting unit 12 is a device that outputs infrared rays 16.
  • the light projecting unit 12 has a shape extending in the vertical direction.
  • the light projecting unit 12 has locations that output infrared rays 16 at a plurality of vertical positions.
  • the light projecting unit 12 is provided at the end of the right car door 9r in the door closing direction.
  • the light projecting unit 12 is provided in front of the transmission plate 11.
  • the infrared rays 16 are output to the light closing unit 12 in the door closing direction.
  • the direction in which the infrared rays 16 are output is a direction in a vertical plane perpendicular to the longitudinal direction of the car.
  • the infrared rays 16 are output from a plurality of positions in the vertical direction of the light projecting unit 12.
  • Infrared rays 16 are output from the light projecting unit 12 in a plurality of directions.
  • the infrared rays 16 are output as temporally random or pseudo-random pulses.
  • the light receiving unit 13 is provided at the end of the left car door 9l in the door closing direction.
  • the light receiving unit 13 extends in the vertical direction.
  • the light receiving unit 13 is a device that detects the presence / absence of an object between the light projecting unit 12 and the light receiving state of the infrared rays 16.
  • the state of light reception of the infrared ray 16 includes, for example, presence / absence of light reception, intensity, or direction.
  • the light projecting unit 12 and the light receiving unit 13 are, for example, a multi-beam door sensor device.
  • the reflection part 14 is a part that reflects infrared rays.
  • the reflection part 14 is a sheet-like infrared reflection filter, for example.
  • the reflecting portion 14 is provided on the floor surface and wall surface inside the car 5.
  • the guiding unit 15 is provided on the left side of the light projecting unit 12.
  • the guide portion 15 is provided in front of the transmission plate 11.
  • the guiding portion 15 is provided at an end portion of the right car door 9r on the side in the door closing direction.
  • FIG. 3 the light projecting unit 12 and the guiding unit 15 are shown.
  • the left direction in the drawing is the door closing direction of the right car door 9r.
  • the upward direction in the drawing is the vertical upward direction.
  • the guiding portion 15 includes a pair of attachment portions 17, a pair of contact plates 18, and a reflection plate 19.
  • One of the pair of attachment parts 17 is provided on the upper part of the light projecting part 12.
  • the other of the pair of attachment portions 17 is provided below the light projecting portion 12.
  • Each of the pair of attachment portions 17 includes a rotation shaft 20.
  • the rotating shaft 20 is provided at the end of the mounting portion 17 in the door closing direction.
  • One of the pair of contact plates 18 is attached to the attachment portion 17 provided on the upper portion of the light projecting portion 12 via the rotation shaft 20.
  • the other of the pair of contact plates 18 is attached to the attachment portion 17 provided at the lower portion of the light projecting portion 12 via the rotation shaft 20.
  • the reflection plate 19 is provided from one of the pair of contact plates 18 to the other.
  • the reflection plate 19 is a plate that reflects infrared rays.
  • the reflection plate 19 is a plate-shaped infrared reflection filter, for example.
  • the left direction in the drawing is the door closing direction of the right car door 9r.
  • the upward direction in the drawing is the forward direction of the car 5.
  • Each of the pair of attachment portions 17 is provided on the front surface of the light projecting portion 12.
  • Each of the pair of contact plates 18 is provided to be rotatable around the rotation shaft 20.
  • the side of each of the pair of contact plates 18 on the light projecting portion 12 side extends in a direction of 45 degrees between the direction inside the car 5 and the direction on the light projecting portion 12 side, starting from the rotating shaft 20.
  • Each of the pair of contact plates 18 is provided at a position where the side in the door closing direction contacts the light receiving unit 13 when the car door 9 is closed.
  • the sides on the door closing direction side of the pair of contact plates 18 are curved toward the door closing direction.
  • the rotary shaft 20 has a torsion spring (not shown).
  • the torsion spring directs the reflection plate 19 in a direction not receiving the infrared rays output from the light projecting unit 12.
  • the torsion spring directs the reflector 19 in a direction parallel to the door closing direction of the right car door 9r.
  • the reflector 19 is provided at a distance from the rotary shaft 20 to the rear side of the car 5.
  • the reflection plate 19 has a structure in which infrared rays are diffused and reflected.
  • the reflecting plate 19 has a reflecting surface having a convex structure that curves toward the light projecting portion.
  • the reflecting plate 19 has a concave lens on the light projecting portion side of the flat reflecting surface.
  • the reflective plate 19 may have a reflective surface with fine irregularities.
  • FIGS. 5 and 6 are top views of the main part of the voyeurism prevention device according to the first embodiment.
  • FIG. 7 is a top view of an elevator car provided with the anti-voyeurism device according to the first embodiment.
  • FIG. 8 is a vertical sectional view of an elevator car provided with the voyeurism prevention device according to the first embodiment.
  • FIG. 5 shows a state where the pair of car doors 9 are open.
  • the left direction in the drawing is the door closing direction of the right car door 9r.
  • the upward direction in the drawing is the forward direction of the car 5.
  • the light projecting unit 12 outputs infrared rays 16 from a plurality of locations in the vertical direction to the door closing direction.
  • the light projecting unit 12 outputs the infrared rays 16 as temporally random or pseudo-random pulses.
  • the reflecting plate 19 is directed by the torsion spring of the rotating shaft 20 in a direction parallel to the door closing direction of the right car door 9r. At this time, the reflecting plate 19 does not receive the infrared rays 16 output from the light projecting unit 12. The infrared rays 16 travel to the door closing direction side. That is, the reflecting plate 19 does not guide the infrared rays 16 to the inside of the car 5.
  • the light receiving unit 13 receives the infrared rays 16.
  • the light receiving unit 13 detects the presence of an object between the light projecting unit 12 and the light receiving state of the infrared rays 16.
  • the light receiving unit 13 detects that there is no object between the light projecting unit 12 and the light projecting unit 12.
  • the light receiving unit 13 detects that there is an object between the light projecting unit 12.
  • the pair of car doors 9 maintains an open state.
  • the pair of car doors 9 is opened.
  • FIG. 6 shows a state in which the pair of car doors 9 are closed.
  • the left direction in the drawing is the door closing direction of the right car door 9r.
  • the upward direction in the drawing is the forward direction of the car 5.
  • the light receiving unit 13 moves in the door closing direction of the left car door 9l together with the left car door 9l.
  • the light projecting unit 12 and the guiding unit 15 move in the door closing direction of the right car door 9r together with the right car door 9r.
  • the contact plate 18 contacts the light receiving unit 13.
  • the light receiving unit 13 rotates the reflecting plate 19 while pressing the contact plate 18 against the elastic force of the torsion spring of the rotating shaft 20.
  • the reflecting plate 19 moves to a position for receiving the infrared rays 16 output from the light projecting unit 12 by rotation.
  • the light projecting unit 12 outputs infrared rays 16 to the door closing side as in the case where the pair of car doors 9 are open.
  • the infrared rays 16 are reflected toward the inside of the car 5 by the reflecting plate 19.
  • the reflected light 21 of the infrared 16 is diffused by the reflecting plate 19.
  • FIG. 7 shows a state where the pair of car doors 9 are closed.
  • the upward direction in the drawing is the forward direction of the car 5.
  • the left direction in the drawing is the left direction of the car 5.
  • the right direction on the page is the right direction of the car 5.
  • the reflected light 21 passes through the transmission plate 11 and is guided inside the car 5.
  • the reflected light 21 is reflected by the reflecting portion 14 provided on the wall surface of the car 5.
  • FIG. 8 shows a state where the pair of car doors 9 are closed.
  • the downward direction of the paper is the downward direction of the car 5.
  • the reflected light 21 is diffused by the reflector 19 in a direction including the lower part.
  • the reflected light 21 is reflected by the reflecting portion 14 provided on the floor surface of the car 5.
  • the voyeurism prevention device 10 includes the light projecting unit 12 and the guiding unit 15.
  • the light projecting unit 12 is provided at the end of the right car door 9r of the elevator 1 on the side in the door closing direction.
  • the light projecting unit 12 outputs infrared rays 16 as pulses to the door closing direction side.
  • the guiding portion 15 is provided on the door closing direction side from the light projecting portion 12. The guiding portion 15 guides the infrared rays 16 to the inside of the car 5 where the pair of car doors 9 are provided when the pair of car doors 9 are closed. For this reason, the light projection part 12 does not need to be provided in the space inside a cage
  • the voyeurism prevention device 10 In the elevator 1, passengers can get in the space inside the car 5 when crowded. For this reason, in the space inside the car 5, there are restrictions on the conditions such as the position where the device is installed. On the other hand, the voyeurism prevention device 10 according to Embodiment 1 does not need to consider the restriction.
  • the light projecting unit 12 generates noise in the voyeurized image by outputting infrared 16 as a pulse.
  • the light projecting unit can prevent secondary outflow of a voyeurized image by generating noise and degrading the quality of the image. Further, by reducing the eagerness of a voyeur to voyeurism, voyeurism is prevented from being performed.
  • the photographing device is sensitive to infrared rays. Since infrared rays are invisible light, they are not visually recognized by passengers. For this reason, the passenger does not feel uncomfortable by seeing the pulse.
  • the infrared rays 16 are guided into the car 5 from the end of the right car door 9r. In the vicinity of the pair of car doors 9, since there are many other passengers coming and going, it is difficult for the passengers to stop. For this reason, the reflected light 21 of the infrared rays 16 is not easily shielded by passengers.
  • the light projecting unit 12 outputs infrared rays 16 as random or pseudo-random pulses.
  • the specifications for moving image shooting such as the frame rate may differ depending on the device used for shooting.
  • the voyeurism prevention device 10 can generate noise in the voyeurized image regardless of the moving image shooting specification of the device used for shooting.
  • the voyeurism prevention device 10 includes a light receiving unit 13.
  • the light receiving unit 13 is provided on the side where the light projecting unit 12 outputs the infrared rays 16 with respect to the light projecting unit 12.
  • the light receiving unit 13 detects the presence or absence of an object between the light projecting unit 12 and the presence of an infrared ray 16 when the pair of car doors 9 are open.
  • the guiding portion 15 does not guide the infrared rays 16 to the inside of the car 5 when the pair of car doors 9 are open.
  • the pair of car doors 9 are not closed. That is, the light projecting unit 12 and the light receiving unit 13 operate as a multi-beam door sensor device. Thereby, an object is prevented from being caught between the pair of car doors 9.
  • the guidance unit 15 switches the guidance of the infrared rays 16 according to the opening and closing of the pair of car doors 9. For this reason, it is not necessary to separately provide an infrared source used for detecting an object and an infrared source used for preventing voyeurism. Thereby, the structure of the elevator 1 becomes simple. In particular, for example, when the light projecting unit 12 and the light receiving unit 13 are already provided in an elevator as a multi-beam door sensor device, the voyeurism prevention device 10 can be configured without newly providing an infrared source.
  • the guide unit 15 includes a reflector 19 that can reflect the infrared rays 16.
  • the guiding portion 15 is pushed between the light receiving portion 13 and the light projecting portion 12 when the pair of car doors 9 are closed, thereby rotating the reflecting plate 19 in a direction in which the infrared rays 16 are reflected to the inside of the car 5.
  • the guidance of the infrared rays 16 by the guidance unit 15 is switched by opening and closing the pair of car doors 9. Thereby, the induction
  • the reflecting plate 19 diffuses infrared rays when reflecting the infrared rays 16.
  • the reflected light 21 of the infrared ray 16 propagates over a wide range by diffusion. For this reason, the reflected light 21 is not easily shielded by passengers or the like inside the car 5.
  • the guiding unit 15 guides the infrared rays 16 in a direction including the lower side by, for example, diffusion. For example, when the inside of a skirt worn by a female passenger is voyeurized, the device used for photographing is directed upward. At this time, the reflected light 21 of the infrared rays 16 is guided toward the device. For this reason, noise can be effectively generated in a voyeurized image.
  • the voyeurism prevention device 10 includes a reflection unit 14.
  • the reflecting portion 14 is provided on at least a part of the inner surface of the car 5.
  • the reflection unit 14 can reflect the reflected light 21 of the infrared rays 16.
  • the reflected light 21 propagates from a plurality of directions over a wide range by reflection. For this reason, the reflected light 21 is not easily shielded by passengers or the like inside the car 5. Infrared rays can be propagated from a plurality of directions without providing a large number of infrared sources in the space inside the car.
  • the device may display that the voyeurism prevention device 10 is operating. Passengers can use the elevator 1 without worrying about voyeurism. Further, by reducing the eagerness of a voyeur to voyeurism, voyeurism is prevented from being performed.
  • the reflection plate 19 may be provided with a surface that reflects infrared rays inclined downward.
  • the guiding portion 15 may include a plurality of reflecting plates that are inclined downward.
  • the light projecting unit 12 may be provided in the left car door 9l.
  • the light receiving unit 13 is provided in the right car door 9r.
  • the guiding portion 15 is provided on the side of the left car door 9l in the door closing direction from the light projecting portion 12. That is, the guiding unit 15 is provided on the side where the light projecting unit 12 outputs infrared rays.
  • the guiding unit 15 may be provided in the light receiving unit 13.
  • the car door may be a single door.
  • the cage includes a door stop.
  • the door stop portion is a portion that is hit when the car door closes to the end of the car door in the door closing direction that slides in the door closing direction.
  • the light projecting unit 12 is provided at the end of the car door in the door closing direction. Further, when the voyeurism prevention device 10 includes the light receiving unit 13, the light receiving unit 13 is provided in the door stop.
  • the light projection part 12 may be provided in a door stop part. At this time, the light projecting unit 12 outputs infrared rays as pulses to the opposite side of the car door in the door closing direction. Further, when the voyeurism prevention device 10 includes the light receiving unit 13, the light receiving unit 13 is provided at an end portion of the car door in the door closing direction.
  • the guide part 15 is provided on the opposite side of the door closing direction from the light projecting part 12. That is, the guiding unit 15 is provided on the side where the light projecting unit 12 outputs infrared rays.
  • the guiding unit 15 is provided on at least one of the light projecting unit 12 or the light receiving unit 13.
  • the voyeurism prevention device according to the present invention can be applied to an elevator.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Elevator Door Apparatuses (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
PCT/JP2018/019704 2018-05-22 2018-05-22 エレベーターの盗撮防止装置 WO2019224926A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2018/019704 WO2019224926A1 (ja) 2018-05-22 2018-05-22 エレベーターの盗撮防止装置
JP2020520915A JP6895137B2 (ja) 2018-05-22 2018-05-22 エレベーターの盗撮防止装置
CN201880092219.5A CN112119028B (zh) 2018-05-22 2018-05-22 电梯的防偷拍装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/019704 WO2019224926A1 (ja) 2018-05-22 2018-05-22 エレベーターの盗撮防止装置

Publications (1)

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WO2019224926A1 true WO2019224926A1 (ja) 2019-11-28

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JP (1) JP6895137B2 (zh)
CN (1) CN112119028B (zh)
WO (1) WO2019224926A1 (zh)

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CN111056407A (zh) * 2019-12-24 2020-04-24 曹佳伟 一种能够应急情况下保护使用者的电梯

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JP2006232455A (ja) * 2005-02-23 2006-09-07 Matsushita Electric Works Ltd エレベータドアの安全装置
JP2008294655A (ja) * 2007-05-23 2008-12-04 Sony Corp 撮像防止装置、撮像防止方法
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CN111056407A (zh) * 2019-12-24 2020-04-24 曹佳伟 一种能够应急情况下保护使用者的电梯

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CN112119028A (zh) 2020-12-22
JPWO2019224926A1 (ja) 2020-12-10
JP6895137B2 (ja) 2021-06-30
CN112119028B (zh) 2022-03-08

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