CN104276502B - Elevator door link gear safety edge integration type light curtain - Google Patents
Elevator door link gear safety edge integration type light curtain Download PDFInfo
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- CN104276502B CN104276502B CN201410368837.1A CN201410368837A CN104276502B CN 104276502 B CN104276502 B CN 104276502B CN 201410368837 A CN201410368837 A CN 201410368837A CN 104276502 B CN104276502 B CN 104276502B
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- light curtain
- micro
- switch
- emitter
- mounting bracket
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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
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
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- Elevator Door Apparatuses (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a kind of elevator door link gear safety edge integration type light curtain, it is characterized in that elevator cab door side is provided with emitter mounting bracket, emitter mounting bracket is provided with light curtain launcher shell, emitter is provided with in light curtain launcher shell, elevator cab door opposite side arranges receptor mounting bracket, receptor mounting bracket is provided with light curtain receiver casing, the light curtain receiving pole matched with light curtain emitter is provided with in described light curtain receiver casing, described light curtain also comprises the first micro-switch matched with light curtain projector and the second micro-switch matched with light curtain receptor, described emitter, receiving pole, first micro-switch is all connected with master control box with the second micro-switch.The present invention, dexterously by link gear, safety edge and light curtain being organically combined into one, eliminates complex structure, heavy link gear part.
Description
Technical field
Patent of the present invention relates to elevator accessory and manufactures field, be specifically related to the component part that elevator door-motor system is important, particularly for a series of safety components such as the link gear that the door-plate of elevator door is installed, safety edge or light curtains, be specifically related to a kind of elevator door link gear safety edge integration type light curtain.
Background technology
Elevator is indispensable instrument in the modern life, and elevator door linkage, safety edge and light curtain principal security elevator safety use, and the accident preventing all from jeopardizing personal safety occurs.And elevator door-motor system is action parts the most frequently in whole terraced system, its performance directly has influence on the performance of whole ladder.
Elevator door linkage, safety edge assembly are a kind of nearly door safety guards of elevator; it is that a kind of electromechanical is closed the door clamp-proof safety device; belong to induction type fender guard, effect is in elevator automatic door-closing process, prevents personnel or article from being pressed from both sides impaired.Safety edge belongs to a soft door on elevator cage door, when safety edge contact induction is to object in door closing procedure for lift car, the switch being connected to nearly door can to door machine control system enabling signal, door-opened elevator, thus reaches not hurt sb.'s feelings and do not hinder the effect of thing.
Elevator light curtain is a kind of light formula safety protector of elevator door, belongs to a soft door on elevator cage door equally, is made up of the infrared transmitter and receptor, the power pack being arranged on sedan-chair top and Special flexible cable four major part being arranged on elevator cage door both sides.In projector, have several infrared transmitting tubes, under the control of MCU, transmit-receive tube is opened according to this, from top to bottom continuous scanning gate region, forms an intensive infrared ray protection light curtain.When wherein any Ray Of Light is stopped; control system exports enabling signal immediately; gate and phase down unlatching of reversing; until passenger or obstacle leave warning region after elevator door can normally close; thus reach safety guard-safeguard object, elevator can be avoided like this to press from both sides the generation of people, formal matter event.
The difference of safety edge and light curtain is exactly: light curtain produces ultrared light beam and will block light beam when having people or object to enter elevator thus elevator door can not be closed the door, and when safety edge must contact people or object, touch panel is rebounded into thus elevator is opened the door again.
The elevator great majority now used can only adopt separately the safety features that mechanical link gear adds the light curtain of safety edge or photo-electric, mechanical link gear adds the two-in-one light curtain of safety edge three kinds of forms, mechanical complex structure, without interference such as optical, electrical, magnetic, but mechanical breakdown is many; The light curtain of photo-electric is highly sensitive, but its structure to anti-light, anti-electricity, diamagneticly require high, in addition because light curtain is made up of some groups of infrared transmitting tubes, adoptor, be in working condition throughout the year, easily cause pipe to be decayed, service life is had a certain impact.
Summary of the invention
One object of the present invention is to provide a kind of and is applicable to various elevator for machine mechanism, structure simple, easy for installation and safe and reliable, long-life, there is the elevator door link gear safety edge integration type light curtain of duplicate protection.
To achieve these goals, technical scheme of the present invention is as follows: elevator door link gear safety edge integration type light curtain, described light curtain comprises the light curtain projector be arranged on inside elevator cab door, light curtain receptor, it is characterized in that elevator cab door side is provided with emitter mounting bracket, emitter mounting bracket is provided with light curtain launcher shell, emitter is provided with in light curtain launcher shell, elevator cab door opposite side arranges receptor mounting bracket, receptor mounting bracket is provided with light curtain receiver casing, the light curtain receiving pole matched with light curtain emitter is provided with in described light curtain receiver casing, described light curtain also comprises the first micro-switch matched with light curtain projector and the second micro-switch matched with light curtain receptor, described emitter, receiving pole, first micro-switch is all connected with master control box with the second micro-switch.
Emitter mounting bracket is provided with the first hinge stent, one end of described first hinge stent and head rod is hinged, the other end and the first connecting hinge support of head rod are hinged, first connecting hinge support is provided with emitter, emitter mounting bracket is also provided with the first micro-switch, described first micro-switch matches with the first connecting hinge support, receptor mounting bracket is provided with the second hinge stent, one end of described second hinge stent and the second pipe link is hinged, the other end and the second connecting hinge support of the second pipe link are hinged, second connecting hinge support is provided with receiving pole, receptor mounting bracket is also provided with the second micro-switch, described second micro-switch matches with the second connecting hinge support.
The present invention mainly solves existing elevator safety protecting component and can only be used alone, and the technical matters that fault is many, service life is limited, eliminate the part of link gear, patent of the present invention, dexterously by link gear, safety edge and light curtain being organically combined into one, eliminates complex structure, heavy link gear part.
Accompanying drawing explanation
Fig. 1 is elevator link gear safety edge of the present invention integration type light curtain structure figure.
Fig. 2 is elevator link gear safety edge of the present invention integration type light curtain structure birds-eye view.
Fig. 3 is that elevator link gear safety edge of the present invention integration type light curtain interrelating mechanism portion divides Local map.
Fig. 4 is elevator link gear safety edge of the present invention integration type light curtain electrical principle block scheme.
Fig. 5 is elevator link gear safety edge of the present invention integration type light curtain radiating portion circuit diagram.
Fig. 6 is elevator link gear safety edge of the present invention integration type light curtain emission control partial circuit figure.
Fig. 7 is elevator link gear safety edge of the present invention integration type light curtain receiving unit circuit diagram.
Fig. 8 is that elevator link gear safety edge of the present invention integration type light curtain receives control part circuit diagram.
Fig. 9 is elevator link gear safety edge of the present invention integration type light curtain main control circuit figure.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical scheme of patent of the present invention is described in further detail.
Elevator door link gear safety edge integration type light curtain is made up of light curtain projector 1, light curtain receptor 2 and master control box.
The shell of light curtain projector 1 is combined in emitter mounting bracket 5 with head rod 8, first hinge stent 9 by the first connecting hinge support 7, inside the car door being directly installed on any side of elevator.Be provided with emitter 3 in the shell of light curtain projector 1, emitter mounting bracket 5 be also provided with the first micro-switch 10, the contact A of this first micro-switch 10 matches with the shell of light curtain projector 1.When elevator door closing is obstructed, light curtain projector 1 outwards movement under external force, contacts with the contact A of the first micro-switch, and the first micro-switch 10 sends signal.
The shell of same light curtain receptor 2 is combined in receiving pole mounting bracket 6 by the second connecting hinge support 11 and the second pipe link 12, second hinge stent 13, inside the car door being directly installed on the other side of elevator.Being provided with receiving pole 4 in the shell of light curtain receptor 2, receiving pole mounting bracket 6 being also provided with the second micro-switch 14, matches with the shell of light curtain receptor 2 in the contact of this second micro-switch 14.When elevator door closing is obstructed, light curtain receptor 2 outwards movement under external force, with the second micro-switch 14 contact, the second micro-switch 14 sends signal.
When elevator door full open, be directly installed on the collision that the light curtain projector 1 of the elevator link gear safety edge integration type light curtain inside elevator cab door and light curtain receptor 2 are not subject to external force, first connecting hinge support 7, head rod 8, first hinge stent 9 and the second connecting hinge support 11, second pipe link 12, second hinge stent 13 does not have action, projector 1 shell or receptor 2 shell do not have the contact with the first micro-switch 10 or the second micro-switch 14, micro-switch does not give master control box signal, master control box no signal is to elevator door door mechanism system, elevator door is in Normal on state.Light curtain Infrared detection system is the same with common elevator door light curtain in addition, the infrared ray of the transmitting of the power valve in emitter 3 is not blocked and blocks, the signal integrity that in receiving pole 4, adoptor receives, normal to master control box signal, master control box no signal is to elevator door door mechanism system, and elevator door is still in Normal on state.
When elevator door is when cutting out, someone or thing enter, when not touching light curtain shell, the light curtain projector 1 of light curtain and light curtain receptor 2 are not subject to the collision of external force, connecting hinge support 7, pipe link 8 and hinge stent 9 do not have action, light curtain projector 1 shell of light curtain does not contact with the contact A of micro-switch 10 with light curtain receptor 2 shell, and micro-switch does not give master control box signal.But, light curtain Infrared detection system is the same with common elevator door light curtain, the infrared ray of the transmitting of the power valve in emitter 3 is blocked and blocks, what in receiving pole 4, adoptor received blocks signal, to master control box signal, master control box is to elevator door door mechanism system enabling signal, and elevator door is opened.
When elevator door is when cutting out, someone or thing enter, when touching light curtain shell, light curtain projector 1 or light curtain receptor 2 are subject to the collision of external force, connecting hinge support 7, pipe link 8 and hinge stent 9 action, light curtain projector 1 contacts with the contact A of micro-switch 10 with light curtain receptor 2 shell, and micro-switch is to master control box signal, master control box is to elevator door door mechanism system signal, and elevator door is opened.Simultaneously, light curtain Infrared detection system is the same with common elevator door light curtain, the infrared ray of the transmitting of the power valve in emitter 3 is blocked and blocks, what in receiving pole 4, adoptor received blocks signal, to master control box signal, master control box is to elevator door door mechanism system enabling signal, and elevator door is opened.Serve the effect of duplicate protection.
When mechanics in light curtain is malfunctioning or when light curtain Infrared detection system is malfunctioning, one in two separate payments works equally normally, safe and reliable.
Described light curtain projector housing side is protruded, opposite side is recessed, and the light curtain receiver shell side of protruding side corresponding with described light curtain projector housing is recessed, and opposite side protrudes, this addresses the problem the collision between elevator door closing time curtain, instead of common safety edge simultaneously.First hinge stent 9 of the recessed side of light curtain projector housing and the second hinge stent 13 of the recessed side of light curtain receiver shell arrange spacing rubber tip, when mainly preventing light curtain projector 1 and light curtain receptor 2 to be subject to the effect of external force, produce noise with emitter mounting bracket 5, receiving pole mounting bracket 6 collision rift, play shock damping action.
Master control box is the same with conventional light curtain control capsule, is arranged on the top of lift car, and normally closed/normal on-mode change-over switch is equipped with in master control box inside, can meet the pattern of various elevator every machine signal system.
Fig. 5 is elevator link gear safety edge of the present invention integration type light curtain radiating portion circuit diagram.As shown in the figure, in the present embodiment, this light curtain projector 1 arranges 16 power valves altogether, 8 adoptors, 2 corresponding 1 adoptors of power valve.The quantity of corresponding increase power valve, adoptor, reduces the spacing of adjacent two power valves, adoptor, strengthens the precision of the detection of light curtain.Detect the object of different size, reduce the blind area of light curtain.Fig. 6 is elevator link gear safety edge of the present invention integration type light curtain emission control partial circuit figure, launches infrared signal for 16 emitters in control chart 5.Fig. 7 is for being elevator link gear safety edge integration type light curtain receiving unit circuit diagram of the present invention.This light curtain receptor 2 arranges 8 infrared receiving tubes altogether, corresponding 2 infrared transmitting tubes of infrared receiving tube.Fig. 8 is that elevator link gear safety edge of the present invention integration type light curtain receives control part circuit diagram.As long as have an infrared receiving tube to receive block signal, just send a signal to master control box.Fig. 9 is elevator link gear safety edge of the present invention integration type light curtain main control circuit figure.In figure, SW1 and SW2 is arranged on the micro-switch 10 on light curtain projector 1 and light curtain receptor 2 respectively.
As shown in Figure 8, under normal circumstances, the infrared ray of the Time share scanning of the transmitting of the power valve D108 ~ D123 in the emitter 3 shown in Fig. 5, after being received by the corresponding adoptor D26 ~ D33 timesharing shown in Fig. 8, optical signal is converted to ultra-weak electronic signal (analog quantity) by (timesharing receives the position code jointly produced by integrated circuit U6 and U7) adoptor, via the amplifier filtering that aerotron T11 and peripheral component thereof form, after pre-amplification, deliver to the 1st pin of integrated circuit U8, through integrated circuit U8 process, a normal low level signal received of representative is exported from the 7th pin of integrated circuit U8, then the 11st pin of integrated circuit U6 is delivered to, through the inner discriminance analysis of integrated circuit U6, after counting process, sent by its 9th pin and represent normal low level signal, again by aerotron T10, the driving circuit of T1 composition, finally deliver to light curtain main control circuit.When elevator door is when cutting out, someone or thing enter, when not touching light curtain shell, light curtain Infrared detection system is the same with common elevator door light curtain, tube-launched infrared ray is blocked and blocks, the electric signal (analog quantity) that adoptor sends, via the amplifier filtering that aerotron T11 and peripheral component thereof form, after pre-amplification, deliver to the 1st pin of integrated circuit U8, through U8 process, the high level signal that a representative blocks is exported from the 7th pin of U8, then the 11st pin of integrated circuit U6 is delivered to, through the inner discriminance analysis of integrated circuit U6, after counting process, the high level signal representing and block is sent by its 9th pin, again by aerotron T10, the driving circuit of T1 composition, finally deliver to light curtain main control circuit.
As shown in Figure 9, light curtain main control circuit receives the high level switching value electric signal from receiving pole, through the calculation process of integrated circuit U1, be divided into 2 road signals, one route U1D exports and amplifies control relay RL1 adhesive or release through aerotron T1, to elevator door door mechanism system signal, elevator door is opened.The indicator lamp of variable color simultaneously D2, D3 variable color is reported to the police; Another road signal is exported by U1D and amplifies trigging control buzzer phone B1 warning through aerotron T3.
When elevator door is when cutting out, someone or thing enter, when touching light curtain shell, light curtain projector 1 or light curtain receptor 2 are subject to the collision of external force, connecting hinge support 7, pipe link 8 and hinge stent 9 action, light curtain projector 1 contacts with the contact A of micro-switch 10 with light curtain receptor 2 shell, micro-switch SW1 or SW2 action, send signal, this signal, by normally closed/normal on-mode change-over switch K1, to relay R L1 signal, makes relay R L1 adhesive or release, to elevator door door mechanism system signal, elevator door is opened.
Claims (2)
1. elevator door link gear safety edge integration type light curtain, described light curtain comprises the light curtain projector be arranged on inside elevator cab door, light curtain receptor, it is characterized in that elevator cab door side is provided with emitter mounting bracket, emitter mounting bracket is provided with light curtain launcher shell, emitter is provided with in light curtain launcher shell, elevator cab door opposite side arranges receptor mounting bracket, receptor mounting bracket is provided with light curtain receiver casing, the light curtain receiving pole matched with light curtain emitter is provided with in described light curtain receiver casing, described light curtain also comprises the first micro-switch matched with light curtain projector and the second micro-switch matched with light curtain receptor, described emitter, receiving pole, first micro-switch is all connected with master control box with the second micro-switch, emitter mounting bracket is provided with the first hinge stent, one end of described first hinge stent and head rod is hinged, the other end and the first connecting hinge support of head rod are hinged, first connecting hinge support is provided with emitter, emitter mounting bracket is also provided with the first micro-switch, described first micro-switch matches with the first connecting hinge support, receptor mounting bracket is provided with the second hinge stent, one end of described second hinge stent and the second pipe link is hinged, the other end and the second connecting hinge support of the second pipe link are hinged, second connecting hinge support is provided with receiving pole, receptor mounting bracket is also provided with the second micro-switch, described second micro-switch matches with the second connecting hinge support.
2. elevator door link gear safety edge integration type light curtain as claimed in claim 1, it is characterized in that described light curtain projector housing side is protruded, opposite side is recessed, the light curtain receiver shell side of protruding side corresponding with described light curtain projector housing is recessed, opposite side protrudes, and light curtain projector housing and the recessed side of light curtain receiver shell arrange spacing rubber tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368837.1A CN104276502B (en) | 2014-07-30 | 2014-07-30 | Elevator door link gear safety edge integration type light curtain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368837.1A CN104276502B (en) | 2014-07-30 | 2014-07-30 | Elevator door link gear safety edge integration type light curtain |
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| Publication Number | Publication Date |
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| CN104276502A CN104276502A (en) | 2015-01-14 |
| CN104276502B true CN104276502B (en) | 2016-02-24 |
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| CN201410368837.1A Active CN104276502B (en) | 2014-07-30 | 2014-07-30 | Elevator door link gear safety edge integration type light curtain |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193974A (en) * | 2019-07-08 | 2021-01-08 | 上海森尼电梯成套有限公司 | Soft-touch type elevator door infrared protection device with shielding switch and safety touch plate |
| CN112723117A (en) * | 2020-12-29 | 2021-04-30 | 海安德安机械配件有限公司 | Multidimensional verification type elevator anti-pinch system |
| CN113697649B (en) * | 2021-08-25 | 2023-09-29 | 上海森尼电梯成套有限公司 | Elevator door protection device capable of preventing glass from invading |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538992A (en) * | 2013-10-11 | 2014-01-29 | 三菱电机上海机电电梯有限公司 | Linkage device for elevator door cutter and movable light curtain |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06336387A (en) * | 1993-05-25 | 1994-12-06 | Otis Elevator Co | Device to specify element in trouble of photodetector |
| JPH08259156A (en) * | 1995-03-24 | 1996-10-08 | Otis Elevator Co | Elevator |
| JP2009051615A (en) * | 2007-08-27 | 2009-03-12 | Mitsubishi Electric Building Techno Service Co Ltd | Elevator device |
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2014
- 2014-07-30 CN CN201410368837.1A patent/CN104276502B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538992A (en) * | 2013-10-11 | 2014-01-29 | 三菱电机上海机电电梯有限公司 | Linkage device for elevator door cutter and movable light curtain |
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| CN104276502A (en) | 2015-01-14 |
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