EP1496005A1 - Stockwerkstür für aufzug - Google Patents
Stockwerkstür für aufzug Download PDFInfo
- Publication number
- EP1496005A1 EP1496005A1 EP02717176A EP02717176A EP1496005A1 EP 1496005 A1 EP1496005 A1 EP 1496005A1 EP 02717176 A EP02717176 A EP 02717176A EP 02717176 A EP02717176 A EP 02717176A EP 1496005 A1 EP1496005 A1 EP 1496005A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- door
- fire prevention
- landing
- prevention member
- vertical frame
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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Classifications
-
- 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
- B66B13/303—Details of door panels
Definitions
- the present invention relates to an elevator landing door apparatus having a fire prevention structure.
- Fig. 12 is a sectional view showing an example of a conventional elevator landing door apparatus
- Fig. 13 is a sectional view taken along a line XIII-XIII of Fig. 12.
- a landing wall 1 of a building is equipped with a landing doorway 2.
- the landing doorway 2 is formed by a jamb 3 as a frame body.
- the jamb 3 has a pair of vertical frames 4a and 4b extending vertically, and a top frame 4c provided between upper portions of the vertical frames 4a and 4b and extending horizontally.
- a vertical frame fire prevention member 6 L-shaped in section is fixed to a hoistway 5 side end portion of each of the vertical frames 4a and 4b.
- the landing doorway 2 is opened and closed by a pair of landing doors 7.
- a door side fire prevention member 8 Fixed to a door-opening side end portion of each landing door 7 is a door side fire prevention member 8 which opposes the vertical frame fire prevention member 6 in a door-closed state.
- the vertical frame fire prevention members 6 and the door side fire prevention members 8 extend vertically over the entire vertical length of the landing doors 7 (in the vertical direction of Fig. 13).
- top frame fire prevention member 9 L-shaped in section and extending horizontally.
- door upper portion fire prevention member 10 opposing the top frame fire prevention member 9 in the door-closed state.
- a landing sill 11 is provided in a floor portion of the landing doorway 2.
- a door leg 12 is provided to a lower end portion of each landing door 7 inserted into the landing sill 11.
- Such a landing door apparatus has a so-called ship-lap structure, in which the door side fire prevention members 8 oppose the vertical frame fire prevention members 6 and in which the door upper portion fire prevention member 10 opposes the top frame fire prevention member 9. Further, when warpage is generated in the landing doors 7 by fire, the door side fire prevention members 8 are engaged with the vertical frame fire prevention members 6, and the door upper portion fire prevention member 10 is engaged with the top frame fire prevention member 9, thereby preventing the landing doors 7 from getting out of place. Due to this construction, the requisite fire prevention performance is provided.
- the above-described fire prevention structure can be easily applied to a new landing door apparatus.
- it is necessary to replace all of the jamb 3 and the landing doors 7 or perform a large-scale additional installation work, resulting in an increase in time, labor, and cost.
- it takes time and labor to perform installation and adjustment.
- the present invention has been made with a view toward solving the above problems in the prior art. It is an object of the present invention to provide an elevator landing door apparatus which easily allows addition of a fire prevention structure to landing doors.
- an elevator landing door apparatus comprising:
- an elevator landing door apparatus comprising: a frame body which has a vertical frame extending vertically and forms a landing doorway; and a landing door for opening and closing the landing doorway, wherein a door fire prevention member having a first opposing surface extending parallel to a door opening/closing direction of the landing door is partially disposed and secured in an upper portion of a door-opening side end portion of the landing door, a fixing member is fixed to the vertical frame, and a vertical frame fire prevention member is mounted to a vertical frame through the intermediation of the fixing member, the vertical frame fire prevention member has a second opposing surface, and the first opposing surface opposes the second opposing surface in a door-closed state, whereby deformation of the landing door toward a hoistway side is restricted.
- Fig. 1 is a sectional view of an elevator landing door apparatus according to Embodiment Mode 1 of the present invention
- Fig. 2 is a perspective view showing a main portion of Fig. 1.
- a landing wall 1 of a building is equipped with a landing doorway 2.
- the landing doorway 2 is formed by a jamb 3 as a frame body.
- the jamb 3 has a pair of vertical frames 4a and 4b extending vertically, and a top frame 4c (Fig. 13) provided between upper portions of the vertical frames 4a and 4b and extending horizontally.
- a hole 21 is formed in the vicinity of an upper end portion of each of the vertical frames 4a and 4b.
- the landing doorway 2 is opened and closed by a pair of landing doors 7.
- a flat fire prevention member 22 Fixed to an upper portion of the door-opening side end portion of each landing door 7 is a flat fire prevention member 22 opposing the vertical frame 4a, 4b in a door-closed state.
- a pin 23 Welded to the fire prevention member 22 is a pin 23 as an insert portion to be inserted into the hole 21 when closing the door to restrict deformation of the landing door 7 toward a hoistway 5 side.
- a bolt or the like can be used as the pin 23.
- a landing sill 11 is provided in a floor portion of the landing doorway 2. Further, provided to a lower end portion of each landing door 7 is a door leg 12 inserted into the landing sill 11.
- the door fire prevention member 22 is disposed and secured only in the upper portions of the door-opening side end portion of the landing door 7. In addition, it is only necessary to provide the hole 21 to the vertical frame 4a, 4b, so that a fire prevention structure can be easily added to the landing door 7, whether it is a new or existing one.
- the door leg 12 is inserted into the landing sill 11, the lower end portion of the landing door 7 is in a semi-fixed state even when the landing door 7 is heated by fire.
- the upper end portion of the landing door 7 is suspended by a door hanger (not shown), so that when the landing door 7 is deformed, a gap between the landing door 7 and the jamb 3 increases.
- Embodiment Mode 1 the hole 21, the fire prevention member 22, and the pin 23 are provided in the vicinity of the upper end portion of the landing door 7, so that it is possible to effectively prevent an increase in the gap between the landing door 7 and the jamb 3. That is, it is possible to secure a sufficient fire prevention performance without providing the fire prevention structure over the entire vertical length of the landing door 7.
- the fire prevention member 22 is mounted only to a part of the landing door 7 with respect to the vertical direction, so that it is possible to restrain an increase in the weight of the landing door 7.
- the pin 23 is welded to the fire prevention member 22 in the above example, the method of fixing an insert member is not restricted to welding.
- the hole shape can be variously modified according to the sectional shape of the insert member. It may also be a square hole, or an elongated hole extending vertically.
- Fig. 3 is a sectional view of an elevator landing door apparatus according to Embodiment Mode 2 of the present invention
- Fig. 4 is a perspective view showing a main portion of Fig. 3.
- a plurality of slits 24 are provided as holes in the vicinity of the upper end portion of each vertical frame 4a, 4b.
- Fixed to the upper portion of the door-opening side end portion of each landing door 7 is a flat fire prevention member 25 opposing the vertical frame 4a, 4b in the door-closed state.
- this embodiment mode is of the same construction as Embodiment Mode 1.
- the door fire prevention member 2 5 is disposed and secured only in the upper portions of the door-opening end portion of the landing door 7. In addition, it is only necessary to provide the slits 24 to the vertical frame 4a, 4b, so that the fire prevention structure can be easily added to the landing door 7, whether it is a new or existing one.
- bent portions 25a are formed integrally with the fire prevention member 25, it is possible to reduce the number of parts and to further facilitate the installation.
- Fig. 5 is a sectional view of an elevator landing door apparatus according to Embodiment Mode 3 of the present invention
- Fig. 6 is a perspective view showing a main portion of Fig. 5.
- a pin 26 as the insert portion is welded at a position in the vicinity of the upper end portion of the vertical frame 4a, 4b.
- Fixed to the upper portion of the door-opening side end portion of each landing door 7 is a flat fire prevention member 27 opposing the vertical frame 4a, 4b in the door-closed state.
- the fire prevention member 27 is equipped with a hole 27a into which the pin 26 is inserted in the door-closed state.
- Fig. 7 is a sectional view of an elevator landing door apparatus according to Embodiment Mode 4 of the present invention
- Fig. 8 is a perspective view showing a main portion of Fig. 7.
- Fixed to the upper portion of the door-opening side end portion of each landing door 7 is a door fire prevention member 33 having a first opposing surface 33a extending parallel to the opening/closing direction (the horizontal direction of Fig. 7) of the landing door 7.
- a clip 32 as a fixing member.
- a vertical frame fire prevention member 31 L-shaped in section is held between the clip 32 and the vertical frame 4a, 4b.
- the vertical frame fire prevention member 31 has a second opposing surface 31a parallel to the first opposing surface 33a.
- the clip 32 In mounting the vertical frame fire prevention member 31, the clip 32 is first fixed to the vertical frame 4a, 4b. Then, the vertical frame fire prevention member 31 is forced between the clip 32 and the vertical frame 4a, 4b. A claw is provided at a forward end portion of the clip 32, and the vertical frame fire prevention member 31 is equipped with a groove into which the claw is inserted.
- the first opposing surface 33a opposes a second opposing surface 31a, so that deformation of the landing door 7 toward the hoistway 5 side is restricted. That is, the door fire prevention member 33 has a portion bent into a U-shaped groove, into which a part of the vertical fire prevention member 31 is inserted in the door-closed state. Otherwise, this embodiment mode is of the same construction as Embodiment Mode 1.
- the first opposing surface 33a opposes the second opposing surface 31a in the door-closed state, so that deformation of the landing door 7 toward the hoistway 5 side is restricted, and the landing door 7 is prevented from getting out of place. At the same time, it is possible to prevent flame and smoke from entering the hoistway 5.
- the door fire prevention member 33 and the vertical frame fire prevention member 31 are disposed and secured only in the upper portions of the landing door 7 and the vertical frame 4a, 4b. In addition, it is only necessary to fix the clip 32 to the vertical frame 4a, 4b and force in the vertical frame fire prevention member 31, so that the fire prevention structure can be easily added to the landing door 7, whether it is a new or existing one.
- Fig. 9 is a sectional view of an elevator landing door apparatus according to Embodiment Mode 5 of the present invention
- Fig. 10 is a perspective view showing a main portion of Fig. 9.
- a door fire prevention member 37 Fixed to the upper portion of the door-opening side end portion of each landing door 7 is a door fire prevention member 37 having a first opposing surface 37a extending parallel to the opening/closing direction (the horizontal direction of Fig. 9) of the landing door 7.
- FIG. 11 is an exploded perspective view of the vertical frame 4a, 4b and the vertical frame fire prevention member 36 of Fig. 10.
- this embodiment mode is of the same construction as Embodiment Mode 1.
- the first opposing surface 37a opposes the second opposing surface 36a in the door-closed state, so that deformation of the landing door 7 toward the hoistway 5 side is restricted, and the landing door 7 is prevented from getting out of place. At the same time, it is possible to prevent flame and smoke from entering the hoistway 5.
- the door fire prevention member 37 and the vertical frame fire prevention member 36 are disposed only in the upper portions of the landing door 7 and the vertical frame 4a, 4b. In addition, it is only necessary to fix the clip 32 to the vertical frame 4a, 4b and engage the vertical frame fire prevention member 36, so that the fire prevention structure can be easily added to the landing door 7, whether it is a new or existing one.
- a vertical dimension H of the fire prevention member 22, 25, 27, 33, 37 on the landing door 7 side in Embodiment Modes 1 through 5 is 1/3 or less of a vertical dimension of the landing door 7. That is, it is possible to obtain a sufficient fire prevention performance by providing the fire prevention member 22, 25, 27, 33, 37 only within a range of 1/3 or less of the vertical dimension of the landing doorway 2 as measured from the upper end of the landing door way 2.
- a sufficient fire prevention performance was obtained by providing the fire prevention member 22, 25, 27, 33, 37 only within a range of 1/10 or less of the vertical dimension of the landing doorway 2 as measured from the upper end of the landing doorway 2 (vertical dimension of the landing doorway: 2200 mm, and vertical dimension of the fire prevention member: 200 mm).
Landscapes
- Elevator Door Apparatuses (AREA)
- Wing Frames And Configurations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2002/003774 WO2003086938A1 (fr) | 2002-04-16 | 2002-04-16 | Porte paliere d'ascenseur |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1496005A1 true EP1496005A1 (de) | 2005-01-12 |
Family
ID=29227593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02717176A Withdrawn EP1496005A1 (de) | 2002-04-16 | 2002-04-16 | Stockwerkstür für aufzug |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1496005A1 (de) |
JP (1) | JP4158911B2 (de) |
CN (1) | CN1514800A (de) |
WO (1) | WO2003086938A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005320121A (ja) * | 2004-05-10 | 2005-11-17 | Mitsubishi Electric Corp | エレベータの乗場ドア装置 |
JP2010137957A (ja) * | 2008-12-11 | 2010-06-24 | Toshiba Elevator Co Ltd | エレベータの出入口装置及びエレベータの出入口装置のリニューアル方法 |
JP2011162334A (ja) * | 2010-02-12 | 2011-08-25 | Toshiba Elevator Co Ltd | 乗り場ドア装置 |
KR101206703B1 (ko) * | 2010-10-07 | 2012-11-29 | 오티스 엘리베이터 컴파니 | 엘리베이터 방화도어의 열 차단 구조 |
JP5941291B2 (ja) * | 2012-02-10 | 2016-06-29 | 株式会社Lixil | サッシ |
KR101351071B1 (ko) | 2013-07-16 | 2014-01-15 | (주)대원엔지니어링 | 방화구조를 갖는 엘리베이터용 포도어 어셈블리 |
CN105819317B (zh) * | 2016-05-19 | 2018-04-10 | 江南嘉捷电梯股份有限公司 | 一种电梯前壁门缝密封结构 |
JP7301878B2 (ja) * | 2018-12-04 | 2023-07-03 | 株式会社日立製作所 | エレベーター |
JP6903780B1 (ja) * | 2020-03-06 | 2021-07-14 | 東芝エレベータ株式会社 | 三方枠の塞ぎ板据付部材、塞ぎ板据付構造及び塞ぎ板据付方法 |
JP7534125B2 (ja) * | 2020-05-15 | 2024-08-14 | 株式会社日立製作所 | エレベーター及び乗り場ドア |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3816215B2 (ja) * | 1997-10-28 | 2006-08-30 | 三菱電機株式会社 | エレベータのドア装置 |
JP3538096B2 (ja) * | 2000-01-12 | 2004-06-14 | 三菱電機株式会社 | エレベータの乗場の戸 |
JP2003012258A (ja) * | 2001-07-05 | 2003-01-15 | Mitsubishi Electric Corp | エレベーター乗場の引き戸装置 |
-
2002
- 2002-04-16 CN CNA028115651A patent/CN1514800A/zh active Pending
- 2002-04-16 EP EP02717176A patent/EP1496005A1/de not_active Withdrawn
- 2002-04-16 WO PCT/JP2002/003774 patent/WO2003086938A1/ja not_active Application Discontinuation
- 2002-04-16 JP JP2003583909A patent/JP4158911B2/ja not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO03086938A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1514800A (zh) | 2004-07-21 |
JPWO2003086938A1 (ja) | 2005-08-18 |
JP4158911B2 (ja) | 2008-10-01 |
WO2003086938A1 (fr) | 2003-10-23 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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17P | Request for examination filed |
Effective date: 20031029 |
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AK | Designated contracting states |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
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18W | Application withdrawn |
Effective date: 20050929 |