CN102431871A - Automatic landing door - Google Patents

Automatic landing door Download PDF

Info

Publication number
CN102431871A
CN102431871A CN2011103194113A CN201110319411A CN102431871A CN 102431871 A CN102431871 A CN 102431871A CN 2011103194113 A CN2011103194113 A CN 2011103194113A CN 201110319411 A CN201110319411 A CN 201110319411A CN 102431871 A CN102431871 A CN 102431871A
Authority
CN
China
Prior art keywords
door
lock
door leaf
hinge
automatic
Prior art date
Application number
CN2011103194113A
Other languages
Chinese (zh)
Inventor
周尚永
陈怡宏
张意
刘维忠
李传勇
Original Assignee
重庆建工住宅建设有限公司
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 重庆建工住宅建设有限公司 filed Critical 重庆建工住宅建设有限公司
Priority to CN2011103194113A priority Critical patent/CN102431871A/en
Publication of CN102431871A publication Critical patent/CN102431871A/en

Links

Abstract

The invention relates to a door for controlling the access of a hoistway layer opening of a construction elevator, aiming at providing an automatic landing door and solving the problem of safety caused by the lack of a linkage interlock between the landing door and an elevator cage in the prior art. The automatic landing door provided by the scheme comprise a door shaft and a door leaf, wherein the door shaft and the door leaf are connected through a hinge, a reset door closing device is arranged on the door leaf or the hinge and is used for keeping the closing of the door leaf or the hinge, the reset door closing device is characterized by comprising a cage detection device and an automatic lock, the cage detection device is used for detecting a position state of the elevator cage, the automatic lock is linked with the cage detection device, a door shaft lock is arranged at a position, which is close to the door shaft, on the door leaf, a door shaft locking hole is formed on the door shaft and corresponds to the door shaft lock, a door leaf lock is arranged at a movable edge of the door leaf, a door leaf locking hole is further fixedly formed at the movable edge of the door leaf and corresponds to the door leaf lock, and the automatic lock is connected with the door shaft lock and the door leaf lock. With the adoption of an automatic control mode, the linkage between the elevator cage and the landing door is realized, and the construction safety of a passageway opening region is ensured.

Description

Automatic layer door

Technical field

The present invention relates to a kind of door of controlling turnover building hoist hoistway layer mouth.

Background technology

Building hoist is that vertical transport equipment is the most widely used in the camp site.Elevator has the dual-purpose and independent goods of people's goods with two kinds, and wherein material hoist is used more general.Almost each monomer all disposes one at least, and the other elevator layer door that all be provided with at each floor elevator shaft road junction fallen into elevator hoistway to prevent people or thing when this layer of elevator car no show.No matter be that goods is used or the dual-purpose elevator of people's goods, the design of layer door and application feature have crucial effects to the safe handling of elevator.Yet; The layer door that the complete system plant of present domestic production elevator not supporting mostly layer door system, camp site use made by oneself by unit in charge of construction mostly, adopts the switch door of manual push-rod lock fixed structure more; The inorganic Electricity Federation of layer door lock; Layer door still can not be opened when elevator car rested in layer door side, if this moment, layer door was in opening, inevitably can bring potential safety hazard to layer door other people or goods and materials.Keep the device of self-locking to begin progressively to develop in the time of letting layer Men Zaiwu car stop now.

Summary of the invention

The invention is intended to provide a kind of automatic layer door, lack the interlock interlocking and bring safety problem to solve prior art middle level door and elevator car.

The object of the invention can reach through following measure: the automatic layer door in this programme; Comprise the door-hinge and the door leaf that are connected through the hinge; Door leaf or hinge are provided with and keep its door closing device that resets of closing; It is characterized in that: comprise the car detecting device that detects the elevator car location status, comprise automatic lock with said car detecting device interlock;

Position near door-hinge on door leaf is provided with the door-hinge lock, and door-hinge is provided with said door-hinge locks cooresponding door-hinge fore shaft, and the door-hinge lock keeps door leaf to be in opening when cooperating with the door-hinge fore shaft;

The active edges of door leaf is provided with the door leaf lock, also is fixed with said door leaf and locks cooresponding door leaf fore shaft, and the door leaf lock keeps door leaf to be in closed condition when cooperating with the door leaf fore shaft;

Automatic lock is connected with the door leaf lock with the door-hinge lock.

Door-hinge is fixed on by the porthole that building and elevator join, and the said door closing device that resets can be common extension spring, torsion spring etc., is in closed condition to keep door leaf.Said car detecting device can be the sensor of infrared ray, magnetic induction, principle such as photosensitive; In order to judge whether car rests in outside the porthole; Said automatic lock has detected at the car detecting device and has opened when car is stopped; Automatic lock is connected and keeps interlock with the door-hinge lock with the door leaf lock, and door leaf lock and door-hinge are locked in and keep the ejection state under the normality.When automatic lock starts, drive door leaf lock rollback, when automatic lock is closed, drive door-hinge lock rollback.Described automatic lock can use the displacement generating device that electromagnetic lock or flexible motor etc. can be automatically controlled.

When automatic lock starts, drive door leaf lock rollback, this moment, layer door can be opened by external force by the constraint of door leaf lock no longer.Said door-hinge fore shaft and door-hinge lock is in same horizontal surface but angle staggers, and opens when turning to certain angle when door leaf, and the door-hinge lock that outwards ejects just can embed in the door-hinge fore shaft.This moment, personnel or article can free cars up and down.

When car leaves behind layer porthole, the car detecting device detects situation and closes automatic lock, and automatic lock drives door-hinge lock rollback, and this moment, door leaf cut out under the effect of the door closing device that resets voluntarily, prevented that personnel or article mistake from going out the porthole.

Its characteristics are: used automatic control mode to realize the interlock of elevator car and layer door, had only that layer door just can be opened when car is stopped, car leaves the deck door SELF CL, has guaranteed the regional construction safety in porthole greatly.

Further: door leaf is provided with one can be along the cross bar of its length direction slip, and the tapered end of automatic lock is connected with cross bar, and an end of cross bar is provided with the door-hinge lock, and the other end is provided with the door leaf lock.

Cross bar is movably connected on the door leaf through slide rail or the collar etc., and the cross bar that moves through of automatic lock passes to door-hinge lock and door leaf lock, and the car detecting device detects and drives the automatic lock unlatching when car is stopped, and this moment, automatic lock drove door leaf lock rollback; The car detecting device detects car to be driven automatic lock when not stopping and closes, and this moment, automatic lock drove door-hinge lock rollback.

Further: automatic lock is connected with the door leaf lock with the door-hinge lock through tightrope.

Tightrope has played the effect identical with above-mentioned cross bar, tractive door-hinge lock or door leaf lock rollback under different state.

Further: door-hinge lock and door leaf lock are equipped with elastic telescopic mechanism.

Said elastic telescopic mechanism can be the structure that spring, elastic caoutchouc etc. can reduction lengths; Can when door-hinge lock and door leaf lock and miscellaneous part bump, compress; Stretch out voluntarily after walking around the stop portions of door-hinge fore shaft and door leaf fore shaft; The damage that possibly bring equipment in the time of can reducing bump, such structure also is common door lock representative type structure design.

Further: door leaf is provided with doorframe outward, and frame side is provided with flexible fence.

The flexible fence of frame side can be adjusted based on the width of passway, can make layer door in this programme can be installed in the passway of different in width.

Further: the bottom surface of door leaf is higher than the doorframe bottom surface.

Layer door installed a door leaf lower edge, back can form one section space with ground, and motion brings influence to door leaf can to avoid the camp site complex environment, like ground-surface cement pimple, the waste material that is scattered etc.

Description of drawings

Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation:

Fig. 1 is the scheme drawing of the embodiment of the invention;

Fig. 2 is the schematic top plan view of door leaf closed condition in the embodiment of the invention;

Fig. 3 is that door leaf is opened the also schematic top plan view of lock-out state in the embodiment of the invention.

The specific embodiment

Known concrete structure and characteristic are no longer set forth at this in the following proposal.Like Fig. 1, Fig. 2 and shown in Figure 3:

This programme comprises the door-hinge that is connected through the hinge 1 and door leaf 2 that is installed in elevator bypass road junction, and hinge is provided with the torsion spring that keeps door leaf 2 to close.Door leaf 2 is enclosed by doorframe 3, and doorframe 3 is captiveed joint with building masonry wall through the flexible fence 4 of both sides, thereby the bottom surface of door leaf 2 is higher than doorframe 3 bottom surfaces forms a gap with floor, and door leaf 2 is provided with the leader.

Outwardly position is equipped with the car detecting device 5 that comprises infradred sensor in the porthole; Car detecting device 5 is connected with electromagnetism automatic lock 6 through devices such as data traps, stretches out when car detecting device 5 detects the dead bolt that starts electromagnetism automatic lock 6 when car is stopped.Be connected with a whippletree 7 through slide rail on the door leaf 2, the dead bolt of electromagnetism automatic lock 6 is captiveed joint with cross bar 7, and said dead bolt did not make whippletree 7 keep keeping right when car was stopped, and said dead bolt made whippletree 7 keep keeping left when car was stopped.

The left end of whippletree 7 is equipped with door-hinge lock 71; Door-hinge 1 is provided with said door-hinge locks 71 cooresponding door-hinge fore shafts 11; Door-hinge fore shaft 11 was 90 ° of angles (depression angle) with door-hinge lock 71 when door leaf 2 cut out, and the door-hinge lock keeps door leaf to be in opening when cooperating with the door-hinge fore shaft.

The right-hand member of whippletree 7 is equipped with door leaf lock 72, also is fixed with on the doorframe 3 with said door leaf and locks 72 cooresponding door leaf fore shafts 31, and the maintenance door leaf was in closed condition when door leaf lock 72 cooperated with door leaf fore shaft 31.Door-hinge lock 71 is equipped with spring latch with door leaf lock 72, and dead bolt can be withdrawn automatically when receiving external force.

As shown in Figure 3; Door-hinge lock 71 embeds in the door-hinge fore shaft 11 when the angle of door leaf 2 unlatchings surpasses 90 °; Make layer door be held open state, after car left floor, electromagnetism automatic lock 6 drove the reversing sense displacement of whippletree 7 to door-hinge; Door-hinge lock 71 is extracted outside the door-hinge fore shaft 11, and door leaf 2 is SELF CL under the effect of torsion spring hinge.

Above-described only is preferred implementation of the present invention; Should be pointed out that for a person skilled in the art, under the prerequisite that does not break away from structure of the present invention; Can also make some distortion and improvement; As described torsion spring is replaced with extension spring, reed etc., or said infradred sensor is replaced with sonac, Hall element etc., or said electromagnetism automatic lock is replaced with the displacement generating device that flexible motor etc. can be automatically controlled; Or described cross bar replaced with steel rope; Or described spring latch replaced with the elastic lock tongue that middle-end is an elastic caoutchouc, and these also should be regarded as protection scope of the present invention, and these can not influence effect and practical applicability that the present invention implements.

Claims (6)

1. automatic layer door; Comprise the door-hinge and the door leaf that are connected through the hinge; Door leaf or hinge are provided with and keep its door closing device that resets of closing, and it is characterized in that: comprise the car detecting device that detects the elevator car location status, comprise the automatic lock with said car detecting device interlock;
Position near door-hinge on door leaf is provided with the door-hinge lock, and door-hinge is provided with said door-hinge locks cooresponding door-hinge fore shaft, and the door-hinge lock keeps door leaf to be in opening when cooperating with the door-hinge fore shaft;
The active edges of door leaf is provided with the door leaf lock, also is fixed with said door leaf and locks cooresponding door leaf fore shaft, and the door leaf lock keeps door leaf to be in closed condition when cooperating with the door leaf fore shaft;
Automatic lock is connected with the door leaf lock with the door-hinge lock.
2. automatic layer door according to claim 1 is characterized in that: door leaf is provided with one can be along the cross bar of its length direction slip, and the tapered end of automatic lock is connected with cross bar, and an end of cross bar is provided with the door-hinge lock, and the other end is provided with the door leaf lock.
3. based on the described automatic layer door of claim 1, it is characterized in that: automatic locking is connected with the door leaf lock with the door-hinge lock through tightrope.
4. according to arbitrary described automatic layer door among the claim 1-3, it is characterized in that: door-hinge lock and door leaf lock are equipped with elastic telescopic mechanism.
5. automatic layer door according to claim 4, it is characterized in that: door leaf is provided with doorframe outward, and frame side is provided with flexible fence.
6. automatic layer door according to claim 5, it is characterized in that: the bottom surface of door leaf is higher than the doorframe bottom surface.
CN2011103194113A 2011-10-20 2011-10-20 Automatic landing door CN102431871A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011103194113A CN102431871A (en) 2011-10-20 2011-10-20 Automatic landing door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011103194113A CN102431871A (en) 2011-10-20 2011-10-20 Automatic landing door

Publications (1)

Publication Number Publication Date
CN102431871A true CN102431871A (en) 2012-05-02

Family

ID=45980285

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011103194113A CN102431871A (en) 2011-10-20 2011-10-20 Automatic landing door

Country Status (1)

Country Link
CN (1) CN102431871A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103400450A (en) * 2013-04-08 2013-11-20 天津雷云峰科技有限公司 Safely-locked multi-cabinet-door vending machine
CN103738819A (en) * 2013-09-27 2014-04-23 重庆建工住宅建设有限公司 Opening and closing method for construction hoist safety protection landing door
CN105923482A (en) * 2016-07-12 2016-09-07 天力博达科技发展有限公司 Unmanned safe door at elevator shaft of main building under construction

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5899302A (en) * 1997-05-16 1999-05-04 Vertisys, Inc. Elevator door interlock
KR100804065B1 (en) * 2006-11-15 2008-02-18 주식회사 리프텍 Footing to be folded for industrial elevator
DE202009014346U1 (en) * 2009-10-23 2009-12-24 Geda-Dechentreiter Gmbh & Co. Kg Locking device
CN201437486U (en) * 2009-05-08 2010-04-14 宁波建工股份有限公司 Safety device for landing door of passenger-goods elevator
CN202321901U (en) * 2011-10-20 2012-07-11 重庆建工住宅建设有限公司 Automatic landing door

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5899302A (en) * 1997-05-16 1999-05-04 Vertisys, Inc. Elevator door interlock
KR100804065B1 (en) * 2006-11-15 2008-02-18 주식회사 리프텍 Footing to be folded for industrial elevator
CN201437486U (en) * 2009-05-08 2010-04-14 宁波建工股份有限公司 Safety device for landing door of passenger-goods elevator
DE202009014346U1 (en) * 2009-10-23 2009-12-24 Geda-Dechentreiter Gmbh & Co. Kg Locking device
CN202321901U (en) * 2011-10-20 2012-07-11 重庆建工住宅建设有限公司 Automatic landing door

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103400450A (en) * 2013-04-08 2013-11-20 天津雷云峰科技有限公司 Safely-locked multi-cabinet-door vending machine
CN103400450B (en) * 2013-04-08 2015-09-30 天津雷云峰科技有限公司 A kind of many cabinets door automatic vending machine of safety locking
CN103738819A (en) * 2013-09-27 2014-04-23 重庆建工住宅建设有限公司 Opening and closing method for construction hoist safety protection landing door
CN103738819B (en) * 2013-09-27 2016-06-01 重庆建工住宅建设有限公司 Building hoist safe protective covering door method for opening and closing
CN105923482A (en) * 2016-07-12 2016-09-07 天力博达科技发展有限公司 Unmanned safe door at elevator shaft of main building under construction

Similar Documents

Publication Publication Date Title
US9752342B2 (en) Flood protection for underground air vents
US10538956B2 (en) Mine ventilation door with wings and slidable or pocket personnel door
JP4590506B2 (en) An elevator equipped with a safety device for protecting an operator in an elevator where the bottom end of the hoistway is low
US9702160B2 (en) Above-ground shelter
US10174554B2 (en) Gate with counterweight and lowering exchangeable span
US7201206B2 (en) Sectional lifting door or folding door
US10119230B2 (en) Security barrier apparatus
AU2010362000B2 (en) A floodgate
US10036133B2 (en) Method and system for a rising floodwall system
US8136637B2 (en) Safety device for securing minimum spaces at the top or bottom of an elevator shaft being inspected, and elevator having such safety devices
EP0725033A1 (en) Temporary securing of a working space
US9771696B2 (en) Active wedge barrier
US8734046B2 (en) Vertically actuated vehicle barrier system
US20080226391A1 (en) High Impact Gate
US20070264080A1 (en) Vehicle Barrier Deployment System
US20070284562A1 (en) Barrier system
US8156992B2 (en) Garage door apparatus
US7143803B2 (en) Automatic and a manual lift-up ventilated gate for use with an overhead garage door
US8985890B2 (en) Vertically actuated vehicle barrier system
US20090202296A1 (en) Pivot Swivel Cable Barrier
CN201437486U (en) Safety device for landing door of passenger-goods elevator
US20160215538A1 (en) Door Stop With Vertical Stowaway Position
US20150337583A1 (en) Water barrier panel device
US6640495B1 (en) Safety hatch for preventing fall-through and unauthorized entry
RU2380311C2 (en) Elevator safety system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20120502