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WO2019171412A1 - Ascenseur - Google Patents

Ascenseur Download PDF

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Publication number
WO2019171412A1
WO2019171412A1 PCT/JP2018/008229 JP2018008229W WO2019171412A1 WO 2019171412 A1 WO2019171412 A1 WO 2019171412A1 JP 2018008229 W JP2018008229 W JP 2018008229W WO 2019171412 A1 WO2019171412 A1 WO 2019171412A1
Authority
WO
WIPO (PCT)
Prior art keywords
car
airtight
smooth surface
car door
airtight material
Prior art date
Application number
PCT/JP2018/008229
Other languages
English (en)
Japanese (ja)
Inventor
陽右 河村
康司 伊藤
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to PCT/JP2018/008229 priority Critical patent/WO2019171412A1/fr
Publication of WO2019171412A1 publication Critical patent/WO2019171412A1/fr

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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
    • B66B13/30—Constructional features of doors or gates

Definitions

  • the present invention relates to an elevator apparatus provided with a mechanism for maintaining airtightness in a passenger car.
  • the present invention provides an elevator apparatus that can reliably close the gap of the car door and keep the airtightness in the car.
  • an elevator apparatus has a car including an entrance and a car door that opens and closes opposite the entrance, and drives the car up and down. Is provided with an annular first smooth surface around the doorway and an annular second smooth surface in the car door, and the first smooth surface and the second smooth surface are in a closed state of the car door. In which the annular airtight material is located on one of the first smooth surface and the second smooth surface, and the airtight material is in the closed state of the car door, It contacts the other smooth surface of the second smooth surfaces.
  • FIG. 1 It is a schematic block diagram of the elevator apparatus which is one Embodiment of this invention. It is a perspective view which shows the external appearance of the passenger car shown in FIG. It is a front view which shows the external appearance of the passenger car shown in FIG. It is side surface sectional drawing of a passenger car. It is longitudinal direction sectional drawing which shows the airtight apparatus in an airtight cancellation
  • FIG. 1 is a schematic configuration diagram of an elevator apparatus according to an embodiment of the present invention.
  • a hoisting machine 3 having a sheave around which a plurality of main ropes 4 are wound is installed.
  • One end of the main rope 4 is connected to the upper end of the counterweight 6 via a warp pulley 5, and the other end of the main rope 4 is connected to the upper portion of the car 7.
  • the hoisting machine 3 is driven by an electric motor (not shown) and the sheave rotates, the main rope 4 is driven.
  • the car 7 and the counterweight 6 are driven to move up and down, and run in opposite directions in the hoistway 1.
  • the car 7 includes a mechanism for keeping the airtightness in the car 7 as will be described later.
  • FIG. 2 is a perspective view showing an appearance of the car 7 shown in FIG.
  • FIG. 3 is a front view showing the appearance of the car 7 shown in FIG. FIG. 2 shows a state where the car door 10 is closed. Moreover, in FIG. 3, the description of the car door 10 is omitted.
  • the car 7 includes a car floor 16 having a car floor located at substantially the same level as the landing floor when landing, a side panel 18 fixed on the car floor 16, and the like. And a ceiling 30 located on the panel member. Further, the car 7 is opened and closed on the front side so as to face the doorway 8 (area surrounded by a dotted frame A in the figure) and the doorway 8, and the car door 10 that opens and closes the doorway 8. Prepare.
  • the car door 10 is opened and closed by being driven by a door opening / closing drive device (not shown) provided in the car 7.
  • the car door 10 is guided to a sill groove provided in a car sill 17 (car sill) connected to the front surface of the car floor 16 at the time of opening and closing.
  • the car 7 has a smooth surface surrounding the outer periphery of the entrance 8 in a ring shape on the front side of the car room.
  • This smooth surface is provided with an annular airtight material 9 (seal material) (dotted line B in the figure) so as to surround the outer periphery of the entrance 8.
  • the airtight material 9 encloses the outer peripheral part of the entrance / exit 8 in a ring shape, a part of the airtight material 9 is located below the floor surface of the car floor 16 in the car room. Therefore, in order to provide the airtight material 9, the car floor 16 has a space portion including a smooth surface located below the floor surface in the car room.
  • the smooth surface on the front side of the cab is that the members and parts constituting the car 7 are not located in the plane, and the annular airtight member 9 is opposed in parallel to the closed car door 10. It is an annular continuous flat surface that can be attached in such a manner. Therefore, the smooth surface may be a real surface area of a component such as a front panel of the car 7, or may be configured by a member that indicates an annular airtight material 9 as described later. Both may be included.
  • an air tank 11 that stores compressed air
  • a three-way solenoid valve 12 that controls the supply of compressed air from the air tank 11.
  • the switching of communication by the three-way solenoid valve 12 is controlled by the solenoid valve control unit 13 provided on the car 7 (for example, on the ceiling 30).
  • the air supply apparatus to the airtight material 9 is comprised.
  • an air pressure control device 50 composed of a blower or the like is provided in order to adjust the air pressure in the car room.
  • the car door 10 (not shown in FIG. 3) is provided with a single plate-like airtight shielding plate 14 having a rectangular shape larger than the rectangular car door 10 on the back surface side. Yes.
  • the airtight shielding plate 14 is fixedly attached to the rear surface side of the car door 10 so that the periphery of the airtight shielding plate 14 projects in a flange shape from the periphery of the door panel of the car door 10.
  • the overhanging portion of the airtight shielding plate 14 faces the periphery of the entrance / exit 8 in the car room. Therefore, the projecting portion of the airtight shielding plate 14 faces the annular airtight material 9.
  • the portion below the floor surface of the airtight shielding plate 14 including the portion facing the portion of the airtight material 9 that is located below the floor surface in the car room is the car sill 17 ( In the part adjacent to the car floor 16 in the sill), it is located in a gap groove 19 provided along the opening / closing direction of the car door 10.
  • the gap groove 19 is provided independently of the sill groove that guides the car door, but is provided to enable the plate-like airtight shielding plate 14 to move, so the width of the gap groove is the width of the sill groove. It becomes as follows. For this reason, the size of the car sill 17 is not substantially increased by providing the gap groove 19.
  • At least the portion facing the annular airtight material 9 in the projecting portion of the airtight shielding plate 14 has a smooth surface.
  • This smooth surface is a real surface area of the projecting portion of the airtight shielding plate 14 and is a flat surface that is continuous at least in an annular shape and does not include any members accompanying the attachment of the airtight shielding plate 14 to the car door 10 and unevenness due to processing.
  • the airtight material 9 is attached on a smooth surface, the opposing distance between the airtight material 9 and the smooth surface of the airtight shielding plate 14 can be made constant throughout the annular airtight material 9 without substantial variation. As a result, the entire annular airtight member 9 is in intimate contact with the smooth surface of the airtight shielding plate 14, so that the gap around the car door 10 can be reliably closed.
  • the airtight member 9 includes four straight lines positioned in parallel with the four linear edge portions corresponding to the four sides of the rectangle at the periphery of the rectangular inlet / outlet port 8 at the outer peripheral portion of the inlet / outlet port 8.
  • the four linear portions are connected to form a continuous endless annular airtight material 9.
  • the airtight member 9 has a hollow and substantially tubular cross-sectional shape as described later in the four linear portions and the connecting portions thereof.
  • One end of a connection pipe 15 is connected to the airtight member 9 at a linear portion located above the entrance / exit 8.
  • the other end of the connection pipe 15 is connected to the air tank 11 via the three-way solenoid valve 12.
  • the solenoid valve control unit 13 gives an air supply command to the three-way solenoid valve 12 when receiving the closing operation completion signal of the car door 10.
  • the closing operation completion signal is transmitted from a door switch or a control device (a door opening / closing drive device, an elevator control device, etc.) not shown.
  • the three-way solenoid valve 12 executes one of the two switching operations. Thereby, the airtight material 9 and the air tank 11 are communicated with each other, and the compressed air in the air tank 11 is supplied to the hollow portion in the airtight material 9, that is, the internal space.
  • the airtight material 9 is expanded by the compressed air, and the airtight material 9 and the airtight shielding plate are in close contact with each other.
  • the electromagnetic valve control unit 13 gives an exhaust command to the three-way electromagnetic valve 12 prior to the opening operation of the car door 10 in response to a stop signal from an elevator control device or the like.
  • the three-way solenoid valve 12 executes the other switching operation. Thereby, the communication between the airtight material 9 and the air tank 11 is cut off, and the airtight material 9 and the outside air side (outside of the cage, that is, inside the hoistway) are communicated, and the compressed air that has expanded the airtight material 9 is outside air. To the side. For this reason, the airtight material 9 contracts, and the contact state between the airtight material 9 and the airtight shielding plate is released. Thereafter, the car door 10 is driven to open by the door opening / closing drive device.
  • the airtight material 9 is a continuous hollow ring, as shown in FIG. 3, the connection pipe 15 is connected to one place, and the whole airtight material is compressed by one air supply device. Air can be supplied. Therefore, the installation space for the air supply device in the car 7 can be reduced. Moreover, since the connection part (rectangular annular corner
  • the air supply device is not limited to the configuration of the present embodiment.
  • the air supply device may return air to and from the airtight material 9.
  • the working fluid for expanding and contracting the hermetic material 9 is not limited to air but may be a gas such as nitrogen gas or a liquid such as silicon oil.
  • FIG. 4 is a side cross-sectional view of the car 7 and shows the facing portion of the airtight material 9 and the airtight shielding plate 14.
  • a car floor 16 and a car sill 17 having a car floor surface 200 that is substantially at the same level as the landing floor surface 100 when the car 7 is landed are connected to each other.
  • members constituting a car room and defining the car room space, such as the side panel 18 of the car 7, are fixed.
  • the car sill 17 is provided with a car door guide groove 20 (the aforementioned sill groove) for guiding the car door 10 when the car door 10 is opened and closed. Further, in the car sill 17, a gap groove 19 that is deeper than the car door guide groove 20 so that the airtight shielding plate 14 coupled to the back side of the car door 10, that is, the doorway 8 side, can move in conjunction with the car door 10. Is provided.
  • the clearance groove 19 is provided closer to the car room than the car door guide groove 20. Further, both grooves extend along the opening / closing direction of the car door 10.
  • a fixed plate 21 is integrally coupled to the car door 10 at a lower portion of the car door 10.
  • a door shoe bracket 23 is fixed to the lower end portion of the fixing plate 21 by bolts 22.
  • a door shoe 24 that is slidably fitted in the car door guide groove 20 located immediately below the car door 10 is integrally coupled to the door shoe bracket 23 at the lower end of the door shoe bracket 23.
  • the car door 10 that can be opened and closed is installed at the entrance 8 of the car 7, even when the car door 10 is closed, the vicinity of the sliding portion of the car door 10, for example, as shown in FIG. A gap 25 exists between the car door 10 and the car sill 17. For this reason, if the gap 25 is not blocked, the outside air side of the front surface of the car door 10 and the car room of the car 7 communicate with each other. As a result, when the car 7 is raised or lowered, abnormal noise may occur due to air leakage from the gap 25 or inflow of outside air. Further, the car 7 is not airtight because of the gap 25, and it becomes difficult to control the air pressure in the car room.
  • an airtight shielding plate 14 is attached to the back side of the car door 10, that is, the entrance / exit 8 side. Furthermore, the airtight shielding plate 14 is opposed to the front surface of the cab which is in close contact with the smooth surface on the entrance / exit 8 side of the car 7 provided in the airtight shielding plate 14 after the car door 10 is closed.
  • a device 26 is arranged. When the airtight device 26 is in close contact with the airtight shielding plate 14, the communication between the outside air side and the car 7 through the gap 25 is cut off. As a result, the occurrence of abnormal noise as described above is prevented, and atmospheric pressure control in the car room becomes possible.
  • the airtight device 26 includes an annular airtight material holding portion 27 provided so as to surround the entrance / exit 8 of the cab, and an annular airtight material 9 (sealing material) that is housed in the airtight material holding portion 27 and surrounds the entrance / exit 8. Is done.
  • the longitudinal cross section of the airtight material holding portion 27 has a U-shaped (or “U” -shaped) cross-sectional shape that opens toward the gap groove 19 on the airtight shielding plate 14 side.
  • the airtight material 9 is hollow, and, as shown in the vertical cross section in FIG.
  • the airtight material 9 when the airtight material 9 is contracted and separated from the airtight shielding plate 14, the airtight material 9 is directed from the opening of the airtight material holding portion 27 into the airtight material holding portion 27. Has a concave recess. When the airtight member 9 is expanded by the compressed air, the concave portion protrudes toward the airtight shielding plate 14. Thereby, the airtight material 9 adheres to the smooth surface of the airtight shielding plate.
  • the lower part of the airtight device 26 is in the part on the car floor 16 side and the part on the car floor 16 side of the car sill 17 divided by the gap groove 19 and directly below the entrance 8. To position.
  • the upper part of the airtight device 26 is located above the top frame 28 of the cab and directly above the entrance / exit 8.
  • the airtight material holding portion 27 in the airtight device 26 is fixed to the components of the car (panel material and car sill 17) so that the outside air and the car room do not communicate with each other at the attachment portion of the airtight material holding portion 27 in the car 7.
  • the airtight material 9 is in close contact with the inner wall of the airtight material holding portion 27 so that the outside air does not communicate with the car room between the airtight material 9 and the airtight material holding portion 27.
  • the car door guide groove 20 is provided in a portion of the car sill 17 on the car door 10 side.
  • the annular smooth surface on which the airtight material 9 is located is constituted by the airtight material holding portion 27. That is, the inner wall surface facing the opening in the airtight material holding portion 27 becomes an annular smooth surface. A portion of the airtight material 9 that faces the recess is in contact with the smooth surface.
  • the opposing distance between the hermetic material 9 and the hermetic shielding plate 14 is uniform around the entire periphery of the entrance / exit 8. Therefore, when the hermetic material 9 expands, the entire annular hermetic material 9 is surely hermetically shielded. It adheres to the plate 14.
  • the airtight material holding portion 27 around the entrance 8 forms an annular smooth surface where the airtight material 9 is located around the entrance 8. For this reason, even if there are various gaps in the corners of multiple structural parts such as car doors, car sills, car side plates, top frames, etc. that make up the car Even if the parts around the entrance / exit of the cab are intricately shaped with parts, a smooth surface on which the airtight material 9 is located can be easily obtained.
  • the annular smooth surface on the side of the car door 10 to which the airtight material 9 is brought into close contact is constituted by the projecting portion of the airtight shielding plate 14 around the car door 10. Since the projecting portion at the lower part of the hermetic shield plate 14 is inserted into the gap groove 19, the entire periphery of the doorway 8 is covered by the projecting portion of the hermetic shield plate 14 when the car door 10 is closed. That is, the entire entrance / exit 8 is covered by the airtight shielding plate 14.
  • the entire annular smooth surface of the projecting portion of the airtight shielding plate 14 and the entire annular smooth surface on which the airtight material 9 constituted by the airtight material holding portion 27 is located are parallel to each other. Opposite to. Thereby, since the opposing distance of the airtight material 9 and the airtight shielding plate 14 becomes uniform in the entire circumference around the entrance / exit 8, when the airtight material 9 expands, the annular airtight material 9 on the entrance / exit 8 side of the cab is expanded. The whole and the entire smooth surface of the airtight shielding plate 14 on the side of the car door 10 are securely adhered. Therefore, in the closed state of the car door 10, communication between the outside air and the inside of the car 7 through the gap between the car door 10 and the car room can be reliably cut off.
  • the portion below the car floor surface 200 of the airtight shielding plate 14 is inserted into the gap groove 19 so as not to contact the inner wall surface and the bottom surface of the gap groove 19 or to be slidable. Accordingly, when the car door 10 is driven to open and close by a door drive device (not shown), the airtight shielding plate 14 is driven to open and close simultaneously with the car door 10.
  • the width of the gap groove 19 is preferably a width that allows the thin plate-shaped airtight shielding plate 14 to be inserted (for example, the width is about the same as the width of the car door guide groove 20).
  • the clearance groove 19 does not affect the getting on and off of the elevator user, and the design property (aesthetic appearance) is not impaired.
  • the lower part of the airtight shielding board 14 is inserted into the clearance groove 19 provided in the car sill 17, the elevator user cannot see it. Therefore, the airtight shielding plate 14 does not affect the designability (aesthetic appearance).
  • the smooth surface on which the airtight material 9 is located is formed by the airtight material holding portion 27, but this is not a limitation, and the surface of the structural member of the car (for example, the panel material constituting the car room)
  • the smooth surface may be constituted by the surface or the inner wall surface in the basket sill 17.
  • the smooth surface on the side of the car door 10 may be constituted by the surface of the panel material constituting the car door 10, or the surface of the car door panel material and the partial airtight shielding plate 14 (for example, the gap groove in FIG. 4).
  • One annular smooth surface may be constituted by both of the portions located within the portion 19.
  • FIG. 5 is a longitudinal sectional view showing an airtight device including the airtight material 9 and the airtight material holding portion 27 in a state in which the car is airtightly released. 5 shows a lower portion of the annular airtight device, that is, a portion located in the car floor side of the car sill 17 in FIG. 4 (the same applies to FIG. 6 described later).
  • the internal space of the airtight material 9 is operated by the operation of the air supply device (11, 12, 13 in FIG. 3). 29 and the outside air side communicate with each other, so that no internal pressure is generated in the internal space 29, and the cross-sectional shape of the airtight material 9 is a normal shape. Thereby, since the airtight material 9 leaves
  • the cross-sectional shape of the airtight material 9 has a recess that is recessed from the opening of the airtight material holding portion 27 into the airtight material holding portion 27. For this reason, even if the airtight material 9 is operated in a narrow space in the gap groove 19, the airtight material 9 can be reliably separated from the airtight shielding plate 14. Therefore, the airtight state can be reliably released, and wear and damage of the airtight member 9 due to sliding with the car door 10 when the car door 10 is opened and closed can be prevented.
  • the airtight material 9 has flexibility so that it can be easily deformed by controlling the internal pressure of the internal space 29.
  • the airtight member 9 is made of an elastic material such as rubber.
  • the outer surface of the portion excluding the concave portion is in contact with the inner wall surface of the airtight material holding portion 27 so that there is no gap between the airtight material 9 and the airtight material holding portion 27.
  • the airtight material 9 is adhered to the inner wall surface of the airtight material holding portion 27 with an adhesive, or is fitted and fixed in the airtight material holding portion 27 in a fitting manner.
  • FIG. 6 is a longitudinal sectional view showing an airtight device including the airtight material 9 and the airtight material holding portion 27 in a state where the car is airtightly retained.
  • the internal space 29 of the airtight member 9 is operated by the operation of the air supply device (11, 12, 13 in FIG. 3). Since the compressed air is supplied to the internal space 29, an internal pressure is generated in the internal space 29, and the airtight member 9 expands. Thereby, the airtight material 9 adheres to the airtight shielding plate 14, and the cab can be kept airtight.
  • the concave portion of the hermetic material 9 shown in FIG. 5 protrudes toward the hermetic shielding plate and comes into close contact with the hermetic shielding plate 14 as shown in FIG. Since the concave portion protrudes, it is possible to increase the lateral dimension in the drawing of the airtight member 9 at the time of expansion. Therefore, the hermetic material 9 can expand beyond the shortest distance (clearance dimension) between the hermetic material 9 and the hermetic shield plate in FIG. Thereby, since the communication between the car room and the outside air side due to the gap between the car door and the car room can be reliably blocked, the airtight state of the car room can be reliably maintained.
  • the expansion direction of the airtight material 9 is limited to the direction toward the airtight shielding plate 14. Therefore, since the protrusion amount of the airtight material 9 toward the airtight shielding plate 14 can be increased when the airtight material 9 expands, the airtight material 9 can be reliably crimped to the airtight shielding plate 14.
  • the annular airtight material 9 is positioned on the annular smooth surface on the back surface side of the car door 10, that is, the entrance / exit 8 side, and the annular smooth surface to which the airtight material 9 is crimped is the entrance / exit 8 of the entrance / exit 8. It is located in the outer peripheral part of the entrance / exit 8 which surrounds. That is, the annular airtight device 26 is provided on the car door 10 side, and the annular airtight shielding plate 14 is provided on the car room side. In this case, a mechanism is provided on the side of the car door 10 to provide a pump action to the air bag in conjunction with the air bag and the final operation of the closing operation and the initial operation of the opening operation.
  • the airtight material 9 can be operated by a simple means without using an air supply device as shown in FIG.
  • the airtight shielding plate 14 is an annular plate frame having an annular smooth surface.
  • the hermetic shielding plate 14 formed of such an annular plate frame is fixed to a position on the back side of the car door 10 so as to border the car door 10. Therefore, the back surface of the car door 10, that is, the design surface is exposed in the plate frame.
  • the space between the car door 10 and the inner edge of the plate frame is sealed with a sealing material made of resin or the like in order to ensure airtightness.
  • the lower part of the airtight shielding plate 14 protrudes downward from the lower end of the car door 10 and is inserted into the clearance groove 19 provided in the car sill 17 as in the above-described embodiment. It becomes difficult to enter the line of sight of the user. Therefore, the airtight shielding plate 14 does not affect the designability (aesthetic appearance).
  • the car door 10 is a double door with a double door (in the embodiment (FIGS. 2 and 3), a single door with a single door).
  • the airtight shielding plate 14 is provided at each door, and a sealing material such as a rubber material is provided at the abutting portion of each airtight shielding plate 14 when the car door 10 is closed.
  • a sealing material such as a rubber material is provided at the abutting portion of each airtight shielding plate 14 when the car door 10 is closed.
  • the sealing materials of the both airtight shielding plates are in close contact with each other, no gap is generated between the airtight shielding plates.
  • the airtight material 9 can be closely_contact
  • the annular airtight material 9 has a sealed structure. That is, the air supply means is not connected to the airtight material.
  • the car includes a mechanism that presses the airtight member 9 by the airtight shielding plate 14 when the car door 10 is closed.
  • the airtight material 9 is pressed against the airtight shielding plate 14 by pressing the airtight material 9 to generate an internal pressure in the internal space of the airtight material 9.
  • the car room is kept airtight.
  • a so-called plug-in type door opening / closing mechanism used in a mechanism using an electromagnet device as described in Patent Document 1 (Japanese Patent No. 5773720) or a high-speed railway vehicle. Etc. are applicable.
  • the airtight material 9 provided on each of the smooth surfaces is provided with an annular smooth surface around the doorway 8 and on the car door 10 side.
  • the airtight member 9 comes into contact with the other smooth surface, the communication between the car room and the outside air side due to the gap between the car doors can be reliably blocked, and the airtight state in the car can be maintained.
  • noise is prevented from being generated due to air leakage in the gaps in the car door while the car is running, and the accuracy of pressure control in the car room is improved.
  • the airtight material 9 is accommodated in the annular airtight material holding portion 27.
  • the airtight material holding part 27 can form a smooth surface on which the airtight material 9 is located.
  • the airtight shielding board 14 with which the airtight material 9 adheres is provided.
  • the airtight shielding plate 14 can constitute a smooth surface with which the airtight material 9 comes into contact.
  • the lower portion of the airtight shielding plate 14 is located below the car floor surface 200 and located below the car floor surface 200 of the annular airtight material 9.
  • the airtight material 9 is configured by a tubular member having flexibility and having an internal space. By expanding or compressing such an airtight material 9, the airtight material 9 can be pressure-bonded to the opposing smooth surface in the closed state of the car door. Thereby, it is possible to reliably block the communication between the car room and the outside air side due to the gap between the car door and the car room.
  • the present invention is not limited to the above-described embodiment, and various modifications are possible. Examples are included. For example, the above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described. Further, it is possible to add, delete, and replace other configurations for a part of the configuration of the embodiment.
  • the expansion of the airtight member 9 by the air supply device of FIG. 3 may be performed during a period in which noise is generated during one travel of the car.
  • cross-sectional shape of the airtight material is not limited to the illustrated shape, and may be various shapes such as those having a plurality of recesses, round shapes, and square shapes.
  • the configuration of the car according to the above-described embodiment and each modification can be applied to a so-called machine room-less elevator in which a hoisting machine and an elevator control device are installed in a hoistway.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

La présente invention concerne un ascenseur dans lequel un espace au niveau d'une unité de porte de cabine peut être fermé de manière fiable en vue de maintenir une étanchéité à l'air au sein d'une cabine d'ascenseur. L'ascenseur comprend une cabine d'ascenseur (7) pourvue d'une entrée de porte (8) et d'une porte de cabine (10) qui fait face à l'entrée de porte (8) et qui s'ouvre et se ferme, et la cabine d'ascenseur (7) est entraînée verticalement. La cabine d'ascenseur (7) comprend une première surface lisse plate annulaire, qui est disposée autour de l'entrée de porte (8), et une seconde surface lisse plate annulaire, qui est disposée sur la porte de cabine (10). La première surface lisse plate et la seconde surface lisse plate se font face lorsque la porte de cabine (10) est dans un état fermé, la première surface lisse plate ou la seconde surface lisse plate comprenant un matériau étanche à l'air annulaire (9) positionné sur cette dernière, et le matériau étanche à l'air annulaire (9) étant en contact avec l'autre élément parmi la première surface lisse plate et la seconde surface lisse plate lorsque la porte de cabine (10) est dans l'état fermé.
PCT/JP2018/008229 2018-03-05 2018-03-05 Ascenseur WO2019171412A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023174735A1 (fr) 2022-03-18 2023-09-21 Inventio Ag Joint d'étanchéité de porte pour une cabine d'ascenseur

Citations (5)

* Cited by examiner, † Cited by third party
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JP2004189476A (ja) * 2002-10-18 2004-07-08 Urban Technos:Kk エレベータドア遮煙システム
JP2004284820A (ja) * 2002-12-10 2004-10-14 Inventio Ag エレベータケージのケージドアとケージ壁との間のギャップの密閉デバイス
JP2005029332A (ja) * 2003-07-11 2005-02-03 Toshiba Elevator Co Ltd エレベータドアの密閉装置
JP2006188317A (ja) * 2005-01-05 2006-07-20 Toshiba Elevator Co Ltd エレベータ

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