CN102056832A - Structure for preventing the separation of elevator car doors - Google Patents

Structure for preventing the separation of elevator car doors Download PDF

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Publication number
CN102056832A
CN102056832A CN2009801216335A CN200980121633A CN102056832A CN 102056832 A CN102056832 A CN 102056832A CN 2009801216335 A CN2009801216335 A CN 2009801216335A CN 200980121633 A CN200980121633 A CN 200980121633A CN 102056832 A CN102056832 A CN 102056832A
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CN
China
Prior art keywords
door
locking
elevator cage
rail groove
boots
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.)
Granted
Application number
CN2009801216335A
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Chinese (zh)
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CN102056832B (en
Inventor
黄禹盛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Mitsubishi Elevator Korea Co Ltd
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Elevator Korea Co Ltd
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Filing date
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Publication of CN102056832A publication Critical patent/CN102056832A/en
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Publication of CN102056832B publication Critical patent/CN102056832B/en
Expired - Fee Related legal-status Critical Current
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    • 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
    • B66B13/02—Door or gate operation
    • B66B13/06—Door or gate operation of sliding doors
    • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
    • 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
    • B66B13/301—Details of door sills
    • 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
    • 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

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  • Elevator Door Apparatuses (AREA)

Abstract

A structure for preventing the separation of elevator car doors is provided, which can prevent the separation of doors due to an abnormal impact or external force. The structure for preventing the separation of elevator car doors includes left and right doors having lower portions with respective shoes installed therein; sills having rail grooves into which the shoes are inserted; locking brackets which are formed on lower end portions of the left and right doors, which have ' '-shaped cross sections, and which include vertical portions and horizontal portions; and grooves or projection portions which are formed on inner walls of the rail grooves and into which front ends of the horizontal portions of the locking brackets are inserted.

Description

Be used to prevent the separated structures of elevator cage door
Technical field
The present invention relates to a kind of separated structures that is used to prevent elevator cage door, and relate more specifically to a kind of like this separated structures that prevents elevator cage door: when elevator cage door is in closed condition, this structure prevents that by the reinforced door power of closing elevator cage door from being opened by external force, and prevents the accident that causes by opening elevator cage door like this.
Background technology
Usually, elevator cage door is installed in such place: the passenger can directly contact any other place of door rather than elevator, and elevator cage door is subjected to passenger's the infringement and the influence of accident easily.
With reference to Fig. 1, left-hand door LD and right door RD are installed in the hoistway portion of elevator, and the top of left-hand door and right door is connected to the connecting panel 400 of elevator cage door device.
And left-hand door LD and right door RD have the bottom, and this bottom has boots 100 separately, and in the bottom of hoistway portion sill 200 is installed, and boots 100 are inserted in the sill 200 and in this sill 200 and are directed.
Therefore, when left-hand door LD and the right door RD driving by the elevator cage door device was opened or closed, the operation that opens or closes of door was carried out in the operation by connecting panel 400 and the pilot operationp of boots 100 and sill 200.
Promptly, the elevator cage door device can have such structure: elevator cage door is joined together by bands in the elevator cage door device 300 or similarity piece in this structure, if and a door (for example LD) motion, another door (for example RD) that then receives the power of being transmitted by bands 300 is opened or closed; Perhaps the elevator cage door device can have such structure: the connecting panel that drives separately in this structure is operated.When door was closed, the top of door was fixed to the connecting panel 400 that links together by bands 300.Yet, according to this structure, have only when door when moving to the left or to the right door just interlocked with one another, but, support with the thrust of opposing generation when the following front surface of a door (for example LD) is applied in impact and the rigidity or the quality aspect of hoisting force for opposite house, another door (for example RD) is inoperative.
Therefore, as shown in Figure 2, when because inevitable accident etc. and when door LD or RD apply unusual impact (shown in the arrow among Fig. 2), if door does not have enough rigidity, then door produces very large bending, thereby the boots 100 that are used for the bottom channeling conduct of opposite house can separate from the groove 210 of sill 200.
Summary of the invention
Therefore, make the present invention, keep unaffected simultaneously by the advantage of correlative technology field realization to solve the problems referred to above that occur in the correlative technology field.
The theme that the present invention will realize is to provide a kind of separated structures that is used to prevent elevator cage door, when described elevator cage door is in closed condition, this structure prevents that by the reinforced door power of closing described elevator cage door from being opened by external force, and prevents the accident that causes by opening described elevator cage door like this.
In one aspect of the invention, a kind of separated structures that is used to prevent elevator cage door is provided, described structure comprises left-hand door, right door and sill, described left-hand door and You Men have the bottom, boots separately are installed in respectively on the described bottom, described sill has the groove that is used to guide described boots, and described boots comprise that the lower end by the described boots of bending is formed on the stage portion on the lower end of these boots; And on the inside face of the described groove of described sill, form the slit with corresponding to described stage portion.
In another aspect of this invention, a kind of separated structures that is used to prevent elevator cage door is provided, described structure comprises left-hand door, right door and sill, described left-hand door and You Men have the bottom, boots separately are installed, described sill tool rail groove in this bottom, described boots are inserted in the described rail groove, described structure comprises locking tray, and this locking tray is formed on the bottom of described left-hand door and described right door, and described locking tray has
Figure GSB00000432623500021
Shape cross-sectional plane and comprise the vertical portion and horizontal part, and on the inwall of described rail groove, be formed with groove or jut, and the front end of the described horizontal part of described locking tray is inserted in described groove or the jut.
By said structure, the anti-isolating construction of elevator cage door according to the present invention can reduce the unnecessary expense that intensity produced that is used to strengthen described elevator cage door for the separation that prevents door.And, can prevent owing to usually cause that by unusual impact the separation of the described elevator cage door that occurs causes user or resident to fall into hoistway according to the anti-isolating construction of elevator cage door of the present invention.
Description of drawings
In conjunction with the accompanying drawings, from following detailed, above-mentioned purpose, feature and advantage with other of the present invention will be more obvious, in the accompanying drawings:
Fig. 1 shows the front elevation of the structure of conventional lift;
Fig. 2 show by external force the lateral plan of crooked elevator cage door;
Fig. 3 shows the front elevation of separated structures that is used to prevent elevator cage door according to first embodiment of the invention;
Fig. 4 and Fig. 5 show sectional view and birds-eye view according to the insertion state of the structure of first embodiment of the invention as shown in Figure 3;
Fig. 6 and Fig. 7 show sectional view and birds-eye view according to the lock-out state after inserting of first embodiment of the invention as shown in Figure 3;
Fig. 8 shows the front elevation of second embodiment of the invention, and this second embodiment is the modification of first embodiment;
Fig. 9 and Figure 10 show the sectional view of second embodiment of the invention;
Figure 11 to 13 shows the view that makes the process that locking tray and sill engage by stages according to second embodiment of the invention;
Figure 14 and Figure 15 show the view of third embodiment of the invention;
Figure 16 and Figure 17 show the view of the improved embodiment of third embodiment of the invention;
Figure 18 and Figure 19 show the lateral plan and the front elevation of four embodiment of the invention; And
Figure 20 and Figure 21 show the lateral plan and the front elevation of fifth embodiment of the invention.
The Reference numeral complete list
LD: left-hand door RD: right door
22: the second carriages of 21: the first carriages
100,216: boots 200: sill
210: rail groove 212: lock slots
215: projection locking part 2162: slot part
The specific embodiment
Hereinafter, describe preferred implementation of the present invention with reference to the accompanying drawings in detail.
Fig. 3 shows the front elevation of separated structures that is used to prevent elevator cage door according to first embodiment of the invention, Fig. 4 and Fig. 5 show sectional view and birds-eye view according to the insertion state of the structure of first embodiment of the invention as shown in Figure 3, and Fig. 6 and Fig. 7 show sectional view and birds-eye view according to the lock-out state after inserting of first embodiment of the invention as shown in Figure 3.
As shown in Figure 3, the separated structures that is used to prevent elevator cage door according to first embodiment of the invention A1 comprises left-hand door LD, right door RD and sill 200, left-hand door LD and right door RD have the bottom, in this bottom boots 100 are installed, sill 200 tool rail grooves 210, boots 100 are inserted in this rail groove 210.Lower end at left-hand door LD and right door RD is equipped with carriage 21, and this carriage 21 has
Figure GSB00000432623500041
Shape cross-sectional plane and comprise the vertical portion and horizontal part, and on the inwall of rail groove 210, be formed with lock slots 212, the front end of the horizontal part of locking tray 21 is inserted in this lock slots 212.
Boots 100 are formed in the metal sheet of the general rectangular on the bottom of left-hand door LD or right door RD, and are used to prevent that the stage portion of a separation is formed on the lower end of boots 100.Sill 200 is the guiding pieces with predetermined length, these sill 200 tool rail grooves 210, and the stage portion that is formed on the bottom of boots 100 is inserted in the rail groove 210.Therefore, when a left-hand door LD and a right door RD were opened or are closed, boots 100 moved along the rail groove 210 of sill 200.Locking tray 21 is by predetermined thickness
Figure GSB00000432623500042
The shape metal sheet forms, and this locking tray 21 is attached to the lower end of left-hand door LD and right door RD.Corresponding therewith, on the inwall of rail groove 210, form lock slots 212, the front end of locking tray 21 is inserted in this lock slots 212.Therefore, by locking tray 21 is inserted into (as shown in Figure 5) in the rail groove 210, with locking tray 21 half-twist (as shown in Figure 7) in a clockwise direction, the front end of locking tray 21 is inserted into (as shown in Figure 6) in the lock slots 212 then.
At this moment, preferably the vertical portion of locking tray 21 is positioned at the center of boots 100 as shown in Figure 6, and in this case, by locking tray 21 being inserted rail grooves 210 and with these locking tray 21 half-twists, the front end of locking tray 21 can easily insert in the lock slots 212.Under this postrotational state of locking tray, by bolt 300 is fastened to vertical direction, locking tray 21 can be fixed to a LD or RD.
Once more referring to Fig. 5, preferably the horizontal part of locking tray 21 is formed and makes the length a of vertical side of this horizontal part greater than the length b of the horizontal side of this horizontal part, and the length c of lock slots 212 is greater than the length a of the vertical side of horizontal part.Therefore, length a, b and c are set to c＞a＞b.
On the other hand, except
Figure GSB00000432623500043
Outside the shape, locking tray 21 can be formed
Figure GSB00000432623500044
Figure GSB00000432623500045
With
Figure GSB00000432623500046
Any one shape in the shape is so that the front end of locking tray 21 is locked in the lock slots 212.
Fig. 8 shows the front elevation of second embodiment of the invention, and this second embodiment is the modification of first embodiment, and Fig. 9 and Figure 10 show the sectional view of second embodiment of the invention.
As shown in Figures 8 to 10, the separated structures that is used to prevent elevator cage door according to second embodiment of the invention A2 comprises left-hand door LD, right door RD and sill 200, left-hand door LD and right door RD have the bottom, in this bottom boots 100 are installed, these sill 200 tool rail grooves 210, boots 100 are inserted in this rail groove 210.Lower end at left-hand door LD and right door RD is equipped with carriage 22, and this carriage 22 has
Figure GSB00000432623500047
Shape cross-sectional plane and comprise the vertical portion and horizontal part, and on the inwall of a side of rail groove 210, be formed with lock slots 212, the front end of the horizontal part of locking tray 22 is inserted in this lock slots 212.And horizontal part is formed longer, the inwall of the opposite side that is adjacent to the rail groove so that the vertical portion of locking tray 22 becomes.
Figure 10 shows when door is applied in and impacts and door is pushed rearward when moving sectional view according to the lock-out state of the door of second embodiment of the invention.
As shown in figure 10, if door is applied in and impacts and door is pushed rearward movingly, then locking tray 22 is twisted and moves up, and the front end of horizontal part is inserted in the lock slots 212 of rail groove 210 to be maintained in the lock-out state.
Figure 11 to 13 shows the view of the process that locking tray 22 and sill 200 is engaged by stages according to second embodiment of the invention.
Referring to Figure 11, locking tray 22 is tilted, and the front end of the horizontal part of this locking tray 22 is inserted in the rail groove 210.
Referring to Figure 12, the locking tray in the rail groove 210 22 is little by little erect with vertical direction, and the front end of horizontal part is inserted in the lock slots 212.
Referring to Figure 13, when locking tray 22 was erected in the rail groove 210 vertically, the front end of horizontal part was inserted in the lock slots 212 fully.At this moment, the vertical portion is oriented to almost be adjacent to the relative inwall of rail groove 210.
Figure 14 and Figure 15 show the view of third embodiment of the invention.
Referring to Figure 14 and Figure 15, according to third embodiment of the invention A3, on the inwall of rail groove 210, be formed with lock slots 212, the front end of the horizontal part of locking tray 23 is inserted in this lock slots 212, and is formed with rounded portions 213 or rake 213a in the bottom of lock slots 212 and accumulates on lock slots 212 so that prevent external particulate matter.
Figure 16 and Figure 17 are the views that the improved embodiment of third embodiment of the invention is shown.
Referring to Figure 16 and Figure 17, improved embodiment A3-2 according to third embodiment of the invention, on the inwall of rail groove 210, be formed with lock slots 212, the front end of the horizontal part of locking tray 23 is inserted in this lock slots 212, be formed with rounded portions 213 in the inboard of lock slots 212, and the lower wall 2123 and the 2123a that extend continuously from the bottom of lock slots 212 are formed from the upper side wall 2122 of lock slots 212 downwards inwardly recessed further.
Therefore, prevent external particulate matter, and form more spacious space so that in rail groove 210, accumulate more external particulate matter in the bottom of rail groove 210 in the accumulation of the inside of lock slots 212.Therefore, be used to prevent that the separated structures of elevator cage door from can use the longer time, and the interference between boots 100 and the locking tray 23 can be minimized.
Figure 18 and Figure 19 show the lateral plan and the front elevation of four embodiment of the invention.
Referring to Figure 18, according to four embodiment of the invention A4, be formed with projection locking part 215, so that the front end of locking tray 24 is locked on the side of rail groove 210.
Projection locking part 215 can be made by being selected from bolt, plate, pin, bar and the square bar.
Referring to Figure 18, form slot part 2162 by the buffer part that partly cuts boots 216 on the door central side, make locking tray 24 be
Figure GSB00000432623500061
Shape, and therefore boots 216 during door operation not can with 215 interferences of projection locking part.
Figure 20 and Figure 21 show the lateral plan and the front elevation of fifth embodiment of the invention.
Referring to Figure 20 and Figure 21, according to fifth embodiment of the invention A5, locking tray 25 and boots 216 are made integratedly.
Therefore, be applied to a central part and the exterior locking tray 25 of door have with the 4th embodiment A4 in identical lock function, and the quantity that has reduced parts is with simplified structure.
Though for illustration purpose has been described preferred implementation of the present invention, those skilled in the art can understand, various modification, increase and replacement are possible and do not depart from as scope of invention disclosed in the accompanying claims and spirit.

Claims (9)

1. separated structures that is used to prevent elevator cage door, this structure comprise door and sill, and described door has the bottom, on described bottom boots is installed, described sill tool rail groove, and described boots are inserted in the described rail groove, and described structure comprises:
Locking tray, this locking tray are formed on the bottom of described door; With
The locking slot part, this locking slot part is formed on the inwall of described rail groove, and the leading section of described locking tray is inserted in the described locking slot part.
2. separated structures that is used to prevent elevator cage door, this structure comprise door and sill, and described door has the bottom, on described bottom boots is installed, described sill tool rail groove, and described boots are inserted in the described rail groove, and described structure comprises:
Locking tray, this locking tray are formed on the bottom of described door;
The projection locking part, this projection locking part is formed on the side of described rail groove, make the leading section of described locking tray be locked on the described side of described rail groove, and described projection locking part is made by being selected from bolt, plate, pin, bar and the square bar; And
Slot part, this slot part forms by the buffer part that partly cuts at the above boots of central side of described door, makes and does not interfere described projection locking part at the described boots of operating period of described door.
3. the separated structures that is used to prevent elevator cage door according to claim 1 and 2, wherein, described locking tray forms
Figure FPA00001276005500011
Figure FPA00001276005500012
Figure FPA00001276005500013
With
Figure FPA00001276005500014
Any one shape in the shape makes described locking tray be locked in the described rail groove.
4. the separated structures that is used to prevent elevator cage door according to claim 1 and 2, wherein, described boots and described locking tray form.
5. the separated structures that is used to prevent elevator cage door according to claim 1 and 2 wherein, forms porose on the inwall of described rail groove.
6. the separated structures that is used to prevent elevator cage door according to claim 1 and 2 wherein, forms hole, projection or curve in shape in the entire cross section of described sill.
7. the separated structures that is used to prevent elevator cage door according to claim 1 and 2, wherein, be attached to or be inserted into the top of described sill or bottom and on described top or bottom, form jut by being selected from bolt, plate, pin, bar and the square bar one, so that the end is provided.
8. the separated structures that is used to prevent elevator cage door according to claim 1, wherein, formation rounded portions or rake accumulate in described lock slots to prevent external particulate matter in described lock slots.
9. the separated structures that is used to prevent elevator cage door according to claim 8, wherein, the lower wall of extending downwards continuously from the bottom of described lock slots is formed from the upper side wall of described lock slots inwardly recessed further.
CN200980121633.5A 2008-06-10 2009-06-10 Structure for preventing the separation of elevator car doors Expired - Fee Related CN102056832B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020080054294A KR100899955B1 (en) 2008-06-10 2008-06-10 Breakaway prevention construction for elevator's door
KR10-2008-0054294 2008-06-10
PCT/KR2009/003108 WO2009151271A2 (en) 2008-06-10 2009-06-10 Structure for preventing the separation of elevator car doors

Publications (2)

Publication Number Publication Date
CN102056832A true CN102056832A (en) 2011-05-11
CN102056832B CN102056832B (en) 2014-02-26

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EP (1) EP2295364B1 (en)
JP (1) JP5518849B2 (en)
KR (1) KR100899955B1 (en)
CN (1) CN102056832B (en)
WO (1) WO2009151271A2 (en)

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Publication number Priority date Publication date Assignee Title
CN101850926A (en) * 2009-04-06 2010-10-06 三菱电机株式会社 Elevator door device
CN105883561A (en) * 2016-04-11 2016-08-24 美奥电梯（苏州）有限公司 Elevator handing door safety protecting structure
CN106081824A (en) * 2016-04-11 2016-11-09 美奥电梯（苏州）有限公司 A kind of elevator door disconnecting prevention structure
CN106829706A (en) * 2017-04-10 2017-06-13 江南嘉捷电梯股份有限公司 A kind of elevator cage component with anti-drop function

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IT1395871B1 (en) * 2009-10-09 2012-10-26 Wittur Spa ANTI-DRAINAGE DEVICE FOR DOORS OF LIFT DOORS OR ELEVATORS
KR101220492B1 (en) 2010-09-17 2013-01-10 티센크루프엘리베이터코리아 주식회사 Apparatus for preventing derailment of elevator door
KR101298975B1 (en) * 2011-12-12 2013-08-23 김정호 Elwvator door breakaway prevent appatatus
KR20170012354A (en) 2014-06-03 2017-02-02 미쓰비시덴키 가부시키가이샤 Elevator threshold
JP5893097B2 (en) * 2014-08-04 2016-03-23 東芝エレベータ株式会社 Elevator equipment
JP6179694B2 (en) * 2015-07-13 2017-08-16 三菱電機株式会社 Elevator door equipment
KR101964133B1 (en) * 2017-11-21 2019-04-02 박상필 An escape prevention device of an elevator door including an emergency guide function
JP6956923B2 (en) * 2019-06-24 2021-11-02 三菱電機株式会社 Elevator door
CN113682933B (en) * 2021-08-13 2023-04-07 日立电梯（中国）有限公司 Elevator car door up-down locking device
KR102341904B1 (en) 2021-09-23 2021-12-21 장종철 Structure of preventing separation of elevator's door
KR102600233B1 (en) * 2022-07-22 2023-11-09 세화정공 주식회사 Elevator lower part system for door break-out prevention
KR20240017504A (en) 2022-08-01 2024-02-08 장종철 Structure for preventing separation of elevator door
KR20240017501A (en) 2022-08-01 2024-02-08 장종철 Elevator door shoe and structure for preventing separation of elevator door having the same

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JPS5475834A (en) * 1977-11-30 1979-06-18 Hitachi Ltd Door
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101850926A (en) * 2009-04-06 2010-10-06 三菱电机株式会社 Elevator door device
CN105883561A (en) * 2016-04-11 2016-08-24 美奥电梯（苏州）有限公司 Elevator handing door safety protecting structure
CN106081824A (en) * 2016-04-11 2016-11-09 美奥电梯（苏州）有限公司 A kind of elevator door disconnecting prevention structure
CN106081824B (en) * 2016-04-11 2018-07-03 美奥电梯（苏州）有限公司 A kind of elevator door disconnecting prevention structure
CN106829706A (en) * 2017-04-10 2017-06-13 江南嘉捷电梯股份有限公司 A kind of elevator cage component with anti-drop function

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Publication number Publication date
KR100899955B1 (en) 2009-05-28
EP2295364A2 (en) 2011-03-16
JP5518849B2 (en) 2014-06-11
WO2009151271A2 (en) 2009-12-17
JP2011520737A (en) 2011-07-21
WO2009151271A3 (en) 2010-03-25
EP2295364B1 (en) 2017-01-04
EP2295364A4 (en) 2014-12-03
CN102056832B (en) 2014-02-26

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