CN100390038C - Lift detecting device and method - Google Patents
Lift detecting device and method Download PDFInfo
- Publication number
- CN100390038C CN100390038C CNB2004100417726A CN200410041772A CN100390038C CN 100390038 C CN100390038 C CN 100390038C CN B2004100417726 A CNB2004100417726 A CN B2004100417726A CN 200410041772 A CN200410041772 A CN 200410041772A CN 100390038 C CN100390038 C CN 100390038C
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- CN
- China
- Prior art keywords
- door
- elevator
- detecting
- car
- hall door
- 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.)
- Expired - Fee Related
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Classifications
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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
- B66B13/22—Operation of door or gate contacts
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- Elevator Door Apparatuses (AREA)
Abstract
The present invention provides a detecting device for detecting whether an elevator hall door and the car position are in normal and safe state or not and a new hall door safe detecting method. The detecting device is formed by that two ends of an auxiliary door lock switch at the elevator detecting passive hall door position are connected in parallel with a dry reed pipe installed on a sill of a layer hall door and then are connected in series with the detecting devices which are installed in the same mode at other floors to form a passage. On the sill of a car, the position which corresponds to the installed dry reed pipe is provided with a pair of permanent magnets to form the detecting circuit for detecting whether the elevator hall door and the car position are in normal and safe state or not. The detecting method is that the door lock switches in an active door of every floor of the elevator are connected in series together, the system state of the elevator hall door is monitored by using two detecting modes, and safety performance is enhanced.
Description
Technical field
What the present invention relates to is the detecting device that whether is in a safe condition of a kind of hoistway door and car position and the method for inspection of hoistway door, is the improvement to the door lock of elevator safety chain that generally adopts at present, is suitable for the various passenger-cargo cage lifters of the overwhelming majority.
Background technology
As elevator, its Room door is driven down by gate and opens under the normal circumstances, for operator's turnover, and each layer Room door by the band door lock the active door and form with the passive door of secondary door lock, all active doors and passive door all are to be cascaded with switch, initiatively door and passive door are closed when putting in place when all, the door lock safety chain of the closure that forms, owing to have only a door lock safety chain to monitor the opening of Room door, there is not the another one monitoring system detecting, control under the situation of short circuit, prevent to open the door the away generation of terraced phenomenon of this safety chain, the incident of elevator door cage operation under the state of opening takes place in some cases really, the party concerned is squeezed between car and sill or the Room door upper ledge, cause serious safety misadventure, this problem still happens occasionally so far.
When the corresponding floor of elevator car arrives, can produce the overproof phenomenon of flat bed in some cases, if can not in time find and be adjusted and to mix the passenger who pours out lift car into, produce the incident of injury, according to foreign statistic, European Union member countries' elevator has been arranged as second of various elevator accident because of the overproof former thereby incident of injury total amount that cause of Elevator landing, and present many elevators can't detect the appearance of car flat bed off-gage phenomenon when Room door is opened.
Above-mentioned two problems all belongs to hoistway door and the car relative position is in non-safe condition.
Moreover, when all initiatively door and passive door close when putting in place, the door lock safety chain of the closure that forms, the quantity of its switch is the twice of elevator floor quantity, because this number of switches is many, it is big and exist the trouble point switch and check situation of difficult to exist the probability of fault.
Summary of the invention
The objective of the invention is to improve the weak point that above-mentioned prior art exists, the detecting device that provides a kind of hoistway door and car relative position whether to be in a safe condition.
Another object of the present invention is to improve the weak point that above-mentioned prior art exists, a kind of method of inspection of hoistway door safety chain is provided.
Purpose of the present invention can reach by following measure:
A kind of detecting device of elevator, be connected to the dry-reed tube of line in hoistway door sill one side position installation one, in car sill one side, a pair of permanent magnet is installed in the position near the dry-reed tube of installing corresponding to lading door dill, it is characterized in that being installed in the dry-reed tube two ends line on the lading door dill and the secondary door switch two ends of the cooresponding detection elevator of each floor passive door position is in parallel, the detecting unit of installing by above-mentioned the same manner by lead and upper and lower all floors is serially connected and constitutes a path, joins with control circuit by 2 of (E), (F).
The also available luminescent device of the present invention substitutes permanent magnet and is installed on car sill one side, is installed in lading door dill one side with sensitive device alternative dry reed pipe.
A kind of method of inspection of elevator is characterized in that at first with all door switch DSn, DSn-1, DSn-2 on the elevator active door ... be cascaded and form one group of detection link, and this detection link and elevator control circuit are joined; Secondly with dry-reed tube GAn, the GA-n1, the GAn-2 that install on the hoistway door sill ... with secondary door switch FDSn, FDSn-1, FDSn-2 ... identical with other each floors again detecting unit is in series and forms the other second detection link after the corresponding one by one parallel connection, and this second detection link and elevator control circuit are joined; The 3rd, aforementioned two groups of detection links are worked simultaneously, realize whether the hoistway door safety chain being opened, whether car position is in a safe condition and carries out double check under the situation of opening the door.
The invention has the beneficial effects as follows: so-called " redundancy " monitoring is realized in this easiest generation safety misadventure zone of hoistway door, in time detect hoistway door and car relative position and whether be in normal and safe condition, and reduced the door lock of elevator safety chain switch of half, reduced the probability that breaks down at this link.
Description of drawings
Fig. 1 is the door lock safety chain figure on the existing hoistway door;
Fig. 2 is the door lock safety chain figure on the improved elevator active of the present invention door;
Fig. 3 is improved lift car of the present invention and Room door relative position detection figure.
DS is the door lock safety switch on the elevator active door among the figure;
FDS is the door lock safety switch on the elevator passive door;
GA is mounted in the dry-reed tube of lading door dill one side;
The code name back 1, n, n-1, n-2 ... be hoistway door floor code name;
A, B, C, D, E, F are respectively the contact code names of Fig. 1, Fig. 2, Fig. 3;
N, S are permanent magnet magnetic pole code names.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
Detecting device technical scheme of the present invention is:
1, at each lading door dill one side position of elevator dry-reed tube GAn, GAn-1, the GAn-2 that is connected to line is installed
2, in car sill one side, a pair of permanent magnet N, S are installed in the position near the dry-reed tube of installing corresponding to lading door dill, its spacing is slightly wideer than dry-reed tube, make its can be when the lift car flat bed dry-reed tube be subjected to magnetic field reliable effect closure, the conducting of this a pair of permanent magnet;
3, will be installed in secondary door switch FDSn, FDSn-1, the FDSn-2 of position on dry-reed tube two ends line on each lading door dill and the passive Room of the cooresponding detection elevator of each floor door ... two ends are in parallel;
4, will be and the dry-reed tube that connects, switch ends with quadrat method the bonded assembly detecting unit is installed and is serially connected by above-mentioned by lead and all floors of upper and lower floor, constitute a path, join by 2 of E, F and control circuit, as shown in Figure 3.
Substituting permanent magnet with luminescent device and be installed on the car in detecting device of the present invention, is identical with its essence of photoelectric device alternative dry reed pipe with the effect that reaches.
Detecting device of the present invention is to arrive at a station flat bed when opening the door when elevator, though the secondary door lock on the door of the passive Room together is opened, but electric current still can be by being installed in dry-reed tube on the lading door dill because of the effect closing of contact of the appended a pair of permanent magnet of car sill, and the formation loop, 2 of E, F still are channel status.
When the lift car flat bed arrives at a station when opening the door, overproof as the car flat bed, be installed in dry-reed tube on the lading door dill because of can not get a pair of permanent magnet field effect on the car sill, and still be in is open-circuit condition, again because passive door lock also is open-circuit condition, therefore E, the F end among Fig. 3 is open circuit, can send control signal.And arrive at a station flat bed when opening the door when elevator, if this moment, lift car moved (because of certain a part of et out of order or the artificial short circuit of elevator safety door lock link quilt etc.), be installed in a pair of permanent magnet the moving on the car sill along with car, being installed in dry-reed tube on the lading door dill no longer is subjected to magnetic field and acts on, will become open circuit by original attracting state, and because the passive door lock-switch also is open-circuit condition, therefore E, the F end among Fig. 3 is open circuit, when this kind situation occurs, also can send control signal, the control elevator.
Method of inspection technical scheme of the present invention is:
With all door switch DSn on the elevator active door, DSn-1, DSn-2 ... be cascaded, pass through C, A in Fig. 1 circuit of 2 former door lock of elevator of replacement of D, B, as shown in Figure 2, form two with Fig. 3 circuit and detect the loop, form two different detection modes, the method of inspection of the hoistway door safety chain of different testing goals, jointly elevator being carried out many-sided safe condition from two sides detects, be not affected in original door lock of elevator safety chain function on the other hand, realization is to the support of original elevator control circuit, and reduced the switch of the door lock of elevator safety chain of half.
Claims (1)
1. the method for inspection of an elevator is characterized in that at first with all door switch DSn, DSn-1, DSn-2 on the elevator active door ... be cascaded and form one group of detection link, and this detection link and elevator control circuit are joined; Secondly with dry-reed tube GAn, the GA-n1, the GAn-2 that install on the hoistway door sill ... with secondary door switch FDSn, FDSn-1, FDSn-2 ... identical with other each floors again detecting unit is in series and forms the other second detection link after the corresponding one by one parallel connection, and this second detection link and elevator control circuit are joined; The 3rd, aforementioned two groups of detection links are worked simultaneously, realize whether the hoistway door safety chain being opened, whether car position is in a safe condition and carries out double check under the situation of opening the door.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100417726A CN100390038C (en) | 2004-08-24 | 2004-08-24 | Lift detecting device and method |
PCT/CN2005/001061 WO2006021136A1 (en) | 2004-08-24 | 2005-07-18 | Detecting device and detecting method for an elevator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100417726A CN100390038C (en) | 2004-08-24 | 2004-08-24 | Lift detecting device and method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1740071A CN1740071A (en) | 2006-03-01 |
CN100390038C true CN100390038C (en) | 2008-05-28 |
Family
ID=35967157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100417726A Expired - Fee Related CN100390038C (en) | 2004-08-24 | 2004-08-24 | Lift detecting device and method |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN100390038C (en) |
WO (1) | WO2006021136A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102653369B (en) * | 2011-03-03 | 2016-05-18 | 陈金林 | A kind of elevator safety system |
CN102701035B (en) * | 2012-05-14 | 2015-12-09 | 苏州汇川技术有限公司 | Elevator safety loop fault location system, method and locating module |
IN2014DN10836A (en) * | 2012-06-26 | 2015-09-04 | Otis Elevator Co | |
EP3271278B1 (en) * | 2015-03-20 | 2020-10-07 | Otis Elevator Company | Elevator testing arrangement |
CN108382937A (en) * | 2018-02-02 | 2018-08-10 | 杭州句力科技有限公司 | A kind of hoistway door automatic testing method |
CN109179117B (en) * | 2018-09-10 | 2020-05-26 | 日立楼宇技术(广州)有限公司 | Door lock short circuit detection method and device, computer equipment and storage medium |
CN110240030A (en) * | 2019-01-30 | 2019-09-17 | 王国荣 | A kind of method of hall door door-closing in-place detection |
CN110054063B (en) * | 2019-04-16 | 2023-11-07 | 快意电梯股份有限公司 | Device and method for verifying in-place closing of elevator car door |
EP3825706B1 (en) * | 2019-11-25 | 2023-09-27 | Otis Elevator Company | Electronic test nodes for automatic check of a safety chain |
CN112483568A (en) * | 2020-12-09 | 2021-03-12 | 重庆市特种设备检测研究院 | Fault detector for brake shoe of elevator driving host |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU929525A1 (en) * | 1979-10-04 | 1982-05-23 | Московский научно-исследовательский и проектный институт жилищного хозяйства | Lift safety arrangement |
US4505360A (en) * | 1982-03-16 | 1985-03-19 | Mitsubishi Denki Kabushiki Kaisha | Elevator operating system |
JPH05139634A (en) * | 1991-11-20 | 1993-06-08 | Mitsubishi Electric Corp | Operating device for elevator |
JPH05170388A (en) * | 1991-12-20 | 1993-07-09 | Kayaba Ind Co Ltd | Controller of elevator |
CN1265371A (en) * | 2000-03-13 | 2000-09-06 | 陈金林 | Detector and detection method for opened door to elevator room in the story with no elevator cage |
CN2533110Y (en) * | 2001-08-20 | 2003-01-29 | 南京润尔洪鑫科技有限公司 | Elevator storey door safety warning device |
CN1401555A (en) * | 2002-07-29 | 2003-03-12 | 张广兴 | Dropping- and shearing-preventing elevator safety door lock controlling system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH082863A (en) * | 1994-06-16 | 1996-01-09 | Mitsubishi Denki Bill Techno Service Kk | Apparatus for confirming door closing of elevator |
-
2004
- 2004-08-24 CN CNB2004100417726A patent/CN100390038C/en not_active Expired - Fee Related
-
2005
- 2005-07-18 WO PCT/CN2005/001061 patent/WO2006021136A1/en active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU929525A1 (en) * | 1979-10-04 | 1982-05-23 | Московский научно-исследовательский и проектный институт жилищного хозяйства | Lift safety arrangement |
US4505360A (en) * | 1982-03-16 | 1985-03-19 | Mitsubishi Denki Kabushiki Kaisha | Elevator operating system |
JPH05139634A (en) * | 1991-11-20 | 1993-06-08 | Mitsubishi Electric Corp | Operating device for elevator |
JPH05170388A (en) * | 1991-12-20 | 1993-07-09 | Kayaba Ind Co Ltd | Controller of elevator |
CN1265371A (en) * | 2000-03-13 | 2000-09-06 | 陈金林 | Detector and detection method for opened door to elevator room in the story with no elevator cage |
CN2533110Y (en) * | 2001-08-20 | 2003-01-29 | 南京润尔洪鑫科技有限公司 | Elevator storey door safety warning device |
CN1401555A (en) * | 2002-07-29 | 2003-03-12 | 张广兴 | Dropping- and shearing-preventing elevator safety door lock controlling system |
Also Published As
Publication number | Publication date |
---|---|
WO2006021136A1 (en) | 2006-03-02 |
CN1740071A (en) | 2006-03-01 |
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SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20080528 |