CN103693539A - Opening protection device for dual-wing landing door - Google Patents
Opening protection device for dual-wing landing door Download PDFInfo
- Publication number
- CN103693539A CN103693539A CN201210376437.6A CN201210376437A CN103693539A CN 103693539 A CN103693539 A CN 103693539A CN 201210376437 A CN201210376437 A CN 201210376437A CN 103693539 A CN103693539 A CN 103693539A
- Authority
- CN
- China
- Prior art keywords
- layer door
- swing
- swing arm
- positioning component
- mentioned
- 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
Links
Images
Landscapes
- Elevator Door Apparatuses (AREA)
Abstract
The invention discloses an opening protection device for a dual-wing landing door. The opening protection device comprises a landing door opening/closing component, wherein the landing door opening/closing component comprises a positioning assembly, a swinging locking block and a limiting piece, wherein the positioning assembly is fixedly connected with a hanger plate of the landing door, and is used for supporting and positioning the swinging locking block; the swinging locking block is movably connected with the positioning assembly, and can swing up and down relative to the positioning assembly under the action of external force; the limiting piece is fixedly connected with a landing door guide rail frame, and is clamped with the swinging locking block in an interference fit way. The opening protection device has the beneficial effects that the opening protection device has the advantages of simple overall structure, simple manufacturing process, low cost and high universality; 2, a non-contact structure is adopted, so that freeness from wear and noise and low wear rate are achieved; 3, actions are flexible, and small-distance displacement can be realized by using the pressure of a car door driving stop lever on the driving wheel of a driving swinging arm in order to open a coupler lock swinging arm at a large angle, so that operation is convenient and easy; 4, high safety performance is achieved, the probability of accidental fall of operating personnel into a hoist way is lowered, and the personal safety of operators is guaranteed.
Description
Technical field
The present invention relates to a kind of layer of door opening protecting apparatus, belong to lift facility technical field, referring in particular to a kind ofly provides the double-vane layer door opening protecting apparatus of safety control for special operational personnel.
Background technology
At present common lift product is in maintenance use procedure; maintainer or elevator management personnel conventionally can adopt the triangular key of elevator standard configuration in routine use maintenance process; turn on the triangulation chain that is arranged on layer door top; open elevator door, to enter pit, observe the inner trend of hoistway, enter car opening elevator, enter sedan-chair jacking row and measure the sequence of operations such as Inspection and maintenance.
Before carrying out aforesaid operations, operator might not know whether car rests in this layer or close positions at present.As needs enter car, but car is not at this layer, need to exit and close the door, by other approach operation elevator, after car arrives this layer, be advanced into again or other etc.And aforesaid operations relies on the safety that the subjective factors such as operator's personal profession custom, expertise, responsibility sense, personal security's consciousness guarantee self purely, and lack the mandatory protection device that comes from elevator itself, have certain danger.On the other hand, while entering car and sedan-chair top, based on reason habitual, health mental status, operator is according to the judgement of its daily habits, and subjectivity thinks that car must stop this layer by mistake, opens a comfort feature for layer by triangular key in addition, easily with the action linking up, make a series of sequences such as opening the door, stride into " car ", now, as just in case car not this layer time, be easy to cause and fall the major accident that hoistway causes injures and deaths.
For avoiding the generation of above-mentioned major accident; generally a layer door opening protecting apparatus can be set; existing layer door opening protecting apparatus is generally contact; when car arrives leveling zone, re-pack and make pin action; layer door smooth opening; when car is not during at leveling zone, pin order layer door can not be opened in certain position.But while re-packing each arrival leveling zone; need contact with pin parts; easily produce noise and parts depreciation; and at car for example, for example, in the situation that normal shake (vibrations of leading boots and guide rail are abnormal) and abnormal dither (earthquake); the risk that has device to damage, easily causes the inefficacy of layer door opening protecting apparatus.
Summary of the invention
The object of the invention is to overcome shortcoming of the prior art with not enough, a kind of simple in structure, High Performance, noiselessness, low wear rate, low cost and safe and practical failure-free double-vane layer door opening protecting apparatus are provided.
To achieve these goals, the present invention realizes according to following technical scheme:
A double-vane layer door opening protecting apparatus, includes a layer door switch parts, and described layer door switch parts include positioning component, swing lock dog and locating part; Wherein: above-mentioned positioning component is fixedly connected with layer every boatswain chair, for swing lock dog provides support location; Above-mentioned swing lock dog is flexibly connected with positioning component, under external force can be with respect to the upper and lower swing of positioning component; Above-mentioned locating part be fixedly connected with a layer door guide rail bracket and with swing lock dog clamping interference fit.
Further, described fender guard also includes car drive element, and described car drive element is provided with a gate and drives pin, and this gate drives pin to be fixedly connected with the gate gantry crane plate that is positioned at layer door switch parts homonymy by pin bearing.
Further, described positioning component includes fixed bearing, adjustment block and retracing spring; Wherein, the bottom of above-mentioned fixed bearing is fixedly connected with layer every boatswain chair, top is fastenedly connected with adjustment block by bolt and adjustment hole combination, and the bottom of above-mentioned adjustment block is connected cooperation with the upper end of retracing spring, and the bottom of above-mentioned retracing spring is connected cooperation with swing lock dog.
Further, described swing lock dog is flexibly connected with the fixed bearing of positioning component by rotary connector, and it extends laterally and be provided with hook lock swing arm, the first driving swing arm and the second driving swing arm along pivot center; Wherein: the tail end of above-mentioned hook lock swing arm is provided with the grab coordinating with locating part clamping, upper edge is connected cooperation with the retracing spring bottom of positioning component, and lower edge contacts cooperation with the tray contact that is arranged at the fixed bearing side of positioning component; Above-mentioned first drives the length of swing arm to be longer than the second driving swing arm, and the tail end of two swing arms is respectively arranged with drive wheel.
Further, first of described swing lock dog drives swing arm or second to drive the tail end of swing arm to be also provided with a stay cord, and stay cord is successively through the collar that is positioned at layer door inner side.
Further, described gate drive pin gate and layer door with layer time between the drive wheel of two swing arms.
Compared with prior art, its beneficial effect is in the present invention:
1, integral structure is simple, and manufacturing process is easy, and cost is low, highly versatile;
2, adopt contactless structure, low without friction, noiselessness, abrasion factor;
3, be active in one's movements, utilize gate to drive pin to driving the pressure of swing arm driving wheel, can realize small distance displacement and make hook lock swing arm to open compared with wide-angle, easy to operate easy;
4, safety performance is strong, reduces the possibility that operating personal surprisingly falls into hoistway, ensures the personal safety of operating personal.
In order to understand more clearly the present invention, below with reference to accompanying drawing explanation, set forth the specific embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is that the present invention is at the layer door closure state structural representation of non-leveling zone.
Fig. 2 is that the present invention is at the layer door closure state structural representation of leveling zone.
Fig. 3 is the present invention at the layer door of the non-leveling zone guard mode structural representation of unblanking.
Fig. 4 is that the present invention opens landing door structure schematic diagram at the special operational of non-leveling zone.
Fig. 5 is that the present invention normally opens the structural representation of layer door at leveling zone.
Fig. 6 is that the present invention opens landing door structure schematic diagram at the special operational of leveling zone.
The specific embodiment
As illustrated in fig. 1 and 2, double-vane layer door opening protecting apparatus of the present invention, includes layer door switch parts 1 and car drive element 2.
Above-mentioned car drive element 2 is provided with a gate and drives pin 21, and this gate drives pin 21 to be fixedly connected with the gate gantry crane plate 3 that is positioned at layer door switch parts homonymy by pin bearing 22.
Above-mentioned layer door switch parts 1 include positioning component 11, swing lock dog 12 and locating part 13; Wherein: above-mentioned positioning component 11 is fixedly connected with layer every boatswain chair 41, for swing lock dog 12 provides support location; Above-mentioned swing lock dog 12 is flexibly connected with positioning component 11, under external force can be with respect to positioning component swing Shang Xia 11; Above-mentioned this locating part of locating part 13(can be the structures such as locating dowel pin, caging bolt, spacing dead bolt) be fixedly connected with a layer door guide rail bracket 42 and with swing lock dog 12 clamping interference fit.
Further, described positioning component 11 includes fixed bearing 111, adjustment block 112 and retracing spring 113; Wherein, the bottom of above-mentioned fixed bearing 111 is fixedly connected with layer every boatswain chair 41, top is fastenedly connected with adjustment block 112 by bolt and adjustment hole combination, the bottom of above-mentioned adjustment block 112 is connected cooperation with the upper end of retracing spring 113, and the bottom of above-mentioned retracing spring 113 is connected cooperation with swing lock dog 12.
Further, described swing lock dog 12 is flexibly connected with the fixed bearing 111 of positioning component by rotary connector, and it extends laterally and be provided with hook lock swing arm 121, the first driving swing arm 122 and the second driving swing arm 123 along pivot center; Wherein: the tail end of above-mentioned hook lock swing arm 121 is provided with the grab coordinating with locating part 13 clampings, upper edge is connected cooperation with retracing spring 113 bottoms of positioning component, and lower edge contacts cooperation with tray 1111 contacts that are arranged at fixed bearing 111 sides of positioning component; The above-mentioned first tail end that drives the length of swing arm 122 to be longer than the second driving swing arm 123, two swing arms 122,123 is respectively arranged with drive wheel, gate drive pin 21 gate and layer door with layer time between the drive wheel of two swing arms 122,123.Preferably, second of described swing lock dog 12 drives the tail end of swing arm 123 to be also provided with a stay cord 124, and stay cord 124 is successively through the collar that is positioned at layer door inner side.
Principle of work of the present invention is as described below:
1, non-leveling zone: as shown in Figure 3, when using triangular key to open layer door, layer door lock 5 is opened, left and right double-vane layer door counter motion, layer door switch parts 1 are synchronized with the movement with layer every boatswain chair 41 of homonymy, until the grab of swing lock dog hook lock swing arm 121 contacts interference fit with locating part 13, now layer door cannot continue to open, between both wings layer door, only opened a gap, operator can not pass through gap, but can observe situation in hoistway by gap, judge whether car is positioned at Ben Ceng district, if without entering immediately hoistway, allow the self-closing recovery of the layer door state of closing the door, as shown in Figure 4, if need to continue to enter hoistway, by gap by stay cord 124 pulled down, stay cord 124 drive swing lock dogs second drive swing arms 123 around pivot center to lower swing, 121 of hook lock swing arms upwards swing, thereby remove the interference effect of hook lock swing arm 121 and locating part 13, layer door can continue to open, and operator can enter hoistway by as prescribed.
2, leveling zone: as shown in Figure 5, when gate is normally opened, car motor by transmission device, drive left and right both wings gate counter motion, layer door lock 5 is opened thereupon, meanwhile, the gate of car drive element drives pin 21 with the gate motion of homonymy, when gate drives pin 21 to drive swing arm 122 contacts to contact with swing lock dog first, the pressure that drives pin 21 to be tending towards moving right due to gate, first drives swing arm 122 clockwise direction lower swings, 121 of hook lock swing arms upwards swing, thereby the interference effect of the swing arm 121 of contact hook lock and locating part 13, gate can drive layer door to open completely, while closing completely due to gate, gate drives pin and first to drive swing arm and second to drive swing arm all not contact, thereby guarantees not contact with swing lock dog when normally walking ladder or the shake of car occurred level, avoids causing wearing and tearing and produces noise.As shown in Figure 6, when operator adopts triangular key to open layer door, layer door lock 5 is opened, left and right double-vane layer door counter motion, and layer door switch parts 1 are synchronized with the movement with layer every boatswain chair of homonymy, until the second driving swing arm 123 and gate drive pin 21 contacts to contact, layer door pulled in continuation to both sides, second drives swing arm 123 to be subject to clockwise direction lower swing after drag effect that gate drives pin 21, and 121 of hook lock swing arms upwards swing, now, the unrestricted gate that drives of layer door is opened completely.
The present invention is not limited to above-mentioned embodiment, if it is spirit and scope that various changes of the present invention or modification are not departed to the present invention, if within these changes and modification belong to claim of the present invention and equivalent technologies scope, the present invention is also intended to comprise these changes and modification.
Claims (6)
1. a double-vane layer door opening protecting apparatus, includes a layer door switch parts, it is characterized in that: described layer door switch parts include positioning component, swing lock dog and locating part; Wherein:
Above-mentioned positioning component is fixedly connected with layer every boatswain chair, for swing lock dog provides support location;
Above-mentioned swing lock dog is flexibly connected with positioning component, under external force can be with respect to the upper and lower swing of positioning component;
Above-mentioned locating part be fixedly connected with a layer door guide rail bracket and with swing lock dog clamping interference fit.
2. double-vane layer door opening protecting apparatus according to claim 1; it is characterized in that: also include car drive element; described car drive element is provided with a gate and drives pin, and this gate drives pin to be fixedly connected with the gate gantry crane plate that is positioned at layer door switch parts homonymy by pin bearing.
3. according to double-vane layer door opening protecting apparatus described in claim 1 or 2, it is characterized in that: described positioning component includes fixed bearing, adjustment block and retracing spring; Wherein, the bottom of above-mentioned fixed bearing is fixedly connected with layer every boatswain chair, top is fastenedly connected with adjustment block by bolt and adjustment hole combination, and the bottom of above-mentioned adjustment block is connected cooperation with the upper end of retracing spring, and the bottom of above-mentioned retracing spring is connected cooperation with swing lock dog.
4. double-vane layer door opening protecting apparatus according to claim 3, it is characterized in that: described swing lock dog is flexibly connected with the fixed bearing of positioning component by rotary connector, it extends laterally and is provided with hook lock swing arm, the first driving swing arm and the second driving swing arm along pivot center; Wherein:
The tail end of above-mentioned hook lock swing arm is provided with the grab coordinating with locating part clamping, and upper edge is connected cooperation with the retracing spring bottom of positioning component, and lower edge contacts cooperation with the tray contact that is arranged at the fixed bearing side of positioning component;
Above-mentioned first drives the length of swing arm to be longer than the second driving swing arm, and the tail end of two swing arms is respectively arranged with drive wheel.
5. double-vane layer door opening protecting apparatus according to claim 4, is characterized in that: first of described swing lock dog drives swing arm or second to drive the tail end of swing arm to be also provided with a stay cord, and stay cord is successively through a collar that is positioned at layer door inner side.
6. double-vane layer door opening protecting apparatus according to claim 4, is characterized in that: described gate drive pin gate and layer door with layer time between the drive wheel of two swing arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210376437.6A CN103693539B (en) | 2012-09-27 | 2012-09-27 | Double-vane layer door opening protecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210376437.6A CN103693539B (en) | 2012-09-27 | 2012-09-27 | Double-vane layer door opening protecting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103693539A true CN103693539A (en) | 2014-04-02 |
| CN103693539B CN103693539B (en) | 2015-11-18 |
Family
ID=50355242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210376437.6A Active CN103693539B (en) | 2012-09-27 | 2012-09-27 | Double-vane layer door opening protecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103693539B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106081818A (en) * | 2016-08-09 | 2016-11-09 | 日立电梯（中国）有限公司 | Elevator car door locking device and elevator |
| CN106829704A (en) * | 2017-03-28 | 2017-06-13 | 日立电梯（中国）有限公司 | Elevator door opening protecting apparatus and elevator door opening method |
| CN106986258A (en) * | 2016-01-20 | 2017-07-28 | 日立电梯（中国）有限公司 | Open and close type layer door opening protecting apparatus above and below one kind |
| CN107215758A (en) * | 2017-06-20 | 2017-09-29 | 浙江理工大学 | A kind of safety guard of elevator car door system |
| CN107473062A (en) * | 2017-09-30 | 2017-12-15 | 重庆迈高电梯有限公司 | Fall arrest door-plate interlock |
| CN109436996A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | The split type double layers apart door locks of elevator |
| CN109436999A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | Elevator link-type layer door lock |
| US11034548B2 (en) | 2018-05-01 | 2021-06-15 | Otis Elevator Company | Elevator door interlock assembly |
| US11040852B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator car control to address abnormal passenger behavior |
| US11040858B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator door interlock assembly |
| US11046557B2 (en) | 2018-05-01 | 2021-06-29 | Otis Elevator Company | Elevator door interlock assembly |
| US11155444B2 (en) | 2018-05-01 | 2021-10-26 | Otis Elevator Company | Elevator door interlock assembly |
| US11760604B1 (en) | 2022-05-27 | 2023-09-19 | Otis Elevator Company | Versatile elevator door interlock assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08225278A (en) * | 1995-02-17 | 1996-09-03 | Mitsubishi Denki Bill Techno Service Kk | Elevator car door prying preventing device |
| CN101117194A (en) * | 2007-09-14 | 2008-02-06 | 沈阳博林特电梯有限公司 | Elevator inlay door locking device |
| JP2008120504A (en) * | 2006-11-10 | 2008-05-29 | Mitsubishi Electric Corp | Door device of elevator |
| CN201842558U (en) * | 2010-10-13 | 2011-05-25 | 日立电梯（中国）有限公司 | Car door locking device of elevator door knife |
-
2012
- 2012-09-27 CN CN201210376437.6A patent/CN103693539B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08225278A (en) * | 1995-02-17 | 1996-09-03 | Mitsubishi Denki Bill Techno Service Kk | Elevator car door prying preventing device |
| JP2008120504A (en) * | 2006-11-10 | 2008-05-29 | Mitsubishi Electric Corp | Door device of elevator |
| CN101117194A (en) * | 2007-09-14 | 2008-02-06 | 沈阳博林特电梯有限公司 | Elevator inlay door locking device |
| CN201842558U (en) * | 2010-10-13 | 2011-05-25 | 日立电梯（中国）有限公司 | Car door locking device of elevator door knife |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106986258A (en) * | 2016-01-20 | 2017-07-28 | 日立电梯（中国）有限公司 | Open and close type layer door opening protecting apparatus above and below one kind |
| CN106986258B (en) * | 2016-01-20 | 2018-12-14 | 日立电梯（中国）有限公司 | A kind of open and close type layer door opening protecting apparatus up and down |
| CN106081818A (en) * | 2016-08-09 | 2016-11-09 | 日立电梯（中国）有限公司 | Elevator car door locking device and elevator |
| CN106829704A (en) * | 2017-03-28 | 2017-06-13 | 日立电梯（中国）有限公司 | Elevator door opening protecting apparatus and elevator door opening method |
| CN107215758A (en) * | 2017-06-20 | 2017-09-29 | 浙江理工大学 | A kind of safety guard of elevator car door system |
| CN107215758B (en) * | 2017-06-20 | 2023-04-07 | 浙江理工大学 | Safety protection device of elevator door system |
| CN107473062A (en) * | 2017-09-30 | 2017-12-15 | 重庆迈高电梯有限公司 | Fall arrest door-plate interlock |
| US11034548B2 (en) | 2018-05-01 | 2021-06-15 | Otis Elevator Company | Elevator door interlock assembly |
| US11040852B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator car control to address abnormal passenger behavior |
| US11040858B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator door interlock assembly |
| US11046557B2 (en) | 2018-05-01 | 2021-06-29 | Otis Elevator Company | Elevator door interlock assembly |
| US11155444B2 (en) | 2018-05-01 | 2021-10-26 | Otis Elevator Company | Elevator door interlock assembly |
| US11603290B2 (en) | 2018-05-01 | 2023-03-14 | Otis Elevator Company | Elevator door interlock assembly |
| US11655122B2 (en) | 2018-05-01 | 2023-05-23 | Otis Elevator Company | Elevator door in interlock assembly |
| CN109436999A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | Elevator link-type layer door lock |
| CN109436996A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | The split type double layers apart door locks of elevator |
| CN109436999B (en) * | 2018-11-28 | 2023-11-07 | 苏州市职业大学 | Elevator connecting rod type landing door lock |
| US11760604B1 (en) | 2022-05-27 | 2023-09-19 | Otis Elevator Company | Versatile elevator door interlock assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103693539B (en) | 2015-11-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103693539B (en) | Double-vane layer door opening protecting apparatus | |
| CN103803389B (en) | Elevator door opening protecting apparatus | |
| CN100519392C (en) | Elevator door device | |
| CN104118784B (en) | A kind of flat bed anti-slip dynamic method and device of elevator | |
| KR101569002B1 (en) | Safety system for checking elevator under structure | |
| CN205187530U (en) | Can prevent unexpected elevator that removes of car | |
| CN105110152B (en) | Elevator is anti-to take off door gear | |
| CN108439158B (en) | Car door opening limiting device for elevator | |
| JP5600778B1 (en) | Elevator safety device | |
| CN109071178A (en) | The interlock of elevator | |
| CN103693522B (en) | A kind of linkage for protecting in accidental movement of elevator cage safety gear | |
| CN205932871U (en) | Elevator sedan -chair locks and elevator | |
| CN204958077U (en) | Flexible toeguard at bottom of elevator sedan -chair | |
| CN203877708U (en) | Manual unlocking device outside elevator car door lock hall | |
| JP2014084178A (en) | Locking apparatus for elevator landing door | |
| CN106081818A (en) | Elevator car door locking device and elevator | |
| CN109879143A (en) | Elevator car door system and its door knife with enabling limits device | |
| CN201809004U (en) | Hoistway door external unlocking safety protecting device | |
| CN204251111U (en) | Home elevator mechanical stopping device | |
| JP6039011B1 (en) | Elevator equipment | |
| CN209009920U (en) | A kind of building hoist guide rail frame hanging device | |
| CN103395668B (en) | A kind of emergency stop protection device for elevator | |
| CN201961338U (en) | Mining vehicle stopping device | |
| KR101715330B1 (en) | Manual operation remote control for pit of elevator | |
| CN105668384A (en) | Elevator car and method for preventing elevator car from accidental movement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |