CN103332576A - Protective door electromechanical interlocking device - Google Patents
Protective door electromechanical interlocking device Download PDFInfo
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- CN103332576A CN103332576A CN2013102919548A CN201310291954A CN103332576A CN 103332576 A CN103332576 A CN 103332576A CN 2013102919548 A CN2013102919548 A CN 2013102919548A CN 201310291954 A CN201310291954 A CN 201310291954A CN 103332576 A CN103332576 A CN 103332576A
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Abstract
The invention relates to hoisting machinery, in particular to a protective door electromechanical interlocking device. A protective door electromechanical interlocking device in the prior art is complex in structure and single in door opening mode of protective doors, cannot meet the requirement for double purposes for carrying both people and goods in GB26557-2011 'cage with vertically-guiding construction lift with double purposes of carrying people and goods'. The protective door electromechanical interlocking device meets the requirement in the standard of the GB26557-2011 'cage with vertically-guiding construction lift for carrying people and goods'; the flat layer of the cage is high in precision; the door opening mode of the protective doors is flexible; the protective door electromechanical interlocking device is simple in structure and low in manufacturing cost; safety performance of a lift is improved; the independent mechanical lock is arranged on each protective door, the mechanical locks are simple in structure and low in manufacturing cost, after the protective doors are closed, each protective door is locked through each mechanical lock, therefore, the protective doors are prevented from being opened accidentally, the locking effect of the protective doors is good, and safety performance of the lift is improved.
Description
Technical field
The present invention relates to elevator machinery, relate in particular to the protective door electromechanical interlocking device.
Background technology
Elevator is indispensable a kind of mechanical equipment in the modern high-rise building work progress, its building materials that mainly act as ground is transported to high-rise camp site, the conveying efficiency of elevator directly influences the progress of engineering, especially the cage of elevator, main transport structure as elevator, bearing the effect of transporting material, elevator also should satisfy the requirement of construction safety in guaranteed efficiency, the protective door of elevator craning cage does not allow at will to open in the process of transporting material, and the designer has designed diversified interlock system to the protective door of elevator for this reason.
The patent No. is the disclosed a kind of electromechanical interlocking device for building hoist (material frame) safety door of CN03272446.2, the electromagnetic and mechanical lock is installed on the safety door of elevator, position probing is packaged to be located on the cage of building hoist, inductor is installed on the fixing position of floor or frame, and the detection output signal of position probing piece and inductor is connected with the control setup of electromagnetic and mechanical lock, the position probing piece detects the cage position, reach and have only the safety door of the floor that cage stops to open, the patent No. is the disclosed a kind of interlock system for protective door machinery of CN201020144920.8, comprise cage, the interlock system that arranges on protective door and the protective door, described interlock system comprises jam plate, slide bar, contiguous block, fixed block, connecting rod and door shield plate, described jam plate is provided with slide bar, corresponding jam plate with slide bar is provided with fixed block, one end of slide bar is corresponding with the path of motion of cage, the other end of slide bar is connected with contiguous block, contiguous block is located mutually with connecting rod, connecting rod is provided with the door shield plate, the corresponding distribution with protective door of door shield plate, the patent No. is the interlock system of the disclosed a kind of building hoist of CN201020691586.8 and floor protective door, comprise that correspondence is installed on the travel switch of building hoist cage side top and bottom, comprise that also correspondence is located at the baffle-type blocking apparatus of upper and lower, floor protective door side, described baffle-type blocking apparatus connects an end of backguy, the described backguy other end is fastened with floor protection every and is connected, the patent No. is the disclosed a kind of door of controlling turnover building hoist hoistway layer mouth of CN201120400256.3, comprise the car detecting device that detects the elevator car location status, comprise the automatic lock with described car detecting device interlock, position near door-hinge on door leaf is provided with the door-hinge lock, door-hinge is provided with the door-hinge fore shaft corresponding with described door-hinge lock, the active edges of door leaf is provided with the door leaf lock, also be fixed with the door leaf fore shaft corresponding with described door leaf lock, automatic lock is connected with the door leaf lock with the door-hinge lock, the patent No. is the electromechanical interlocking device of the disclosed a kind of building hoist stop door of CN201220601042.7, comprise doorframe, travel switch, rotating shaft, door leaf, door shelves coupling block assembly, baffle plate, the interlocking hook assembly, stay bearing plate and door shield, door leaf is installed on the doorframe and can horizontally rotates, door shield connecting frame assembly is by being bolted on the doorframe, the cylindrical shaft at door shield two ends is inserted in the hole of door shield coupling assembly rotatable, travel switch is by being bolted on the doorframe, rotating shaft connects with two stay bearing plates on being welded on door shield, the interlocking hook assembly connects with rotating shaft, the interlocking hook assembly can rotate around the axis, baffle plate is welded on the doorframe, the rotation of direction left of restriction interlocking hook assembly.
Interlock system in the above-mentioned patent can make the protective door of elevator craning cage at will open, as: in the elevator operational process, having only the protective door of this layer when cage is in the target location just can open simultaneously other each layer protective door all can not open, the protective door of cage any one deck in operational process all can not be opened, and protective door is when opening, cage is in off-position and can not moves, have only that cage just can move after protective door is closed, this interlock has improved the safety performance of elevator in operational process, avoided the operating personal misoperation and the protective door of non-target location opened causing potential safety hazard, but the technical scheme structure more complicated of above-mentioned patent disclosure, and the mode of opening the door of protective door is more single, can't satisfy the dual-purpose demand of goods of will asking for help among the GB26557-2011 " cage has the dual-purpose building hoist of people's goods of vertically-guided ".
Summary of the invention
Protective door electromechanical interlocking device provided by the invention is intended to overcome complex structure in the prior art, the deficiency that the protective door unfolding mode is single.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: the protective door electromechanical interlocking device, comprise travel switch, electromagnetic lock, mechanical lock, urgent lock, door open button and control circuit, all be provided with independently mechanical lock on described every fan protective door, described travel switch comprises be used to the travel switch I that obtains cage flat bed signal with for detection of protective door and opens or closes the travel switch II that whether puts in place that described travel switch I, travel switch II, urgent lock, electromagnetic lock, door open button are electrically connected;
Be used for to realize travel switch I and the door open button series connection of common control electromagnetic lock break-make, describedly connect with electromagnetic lock for the urgent lock of in case of emergency opening protective door that the travel switch II that is arranged on each layer protective door is connected with control circuit;
Described travel switch I comprises the collision block that is arranged on the cage and is arranged on makes cage inside bottom surface and flat bed plane leveling error be no more than positive and negative 15 centimetres contact on the cage guide rail.
As preferably, the contact of described travel switch II is arranged on the doorframe that is positioned at the protective door closed side, the closed side of described protective door is provided with the collision block of travel switch II, travel switch is arranged on the protective door closed side, the manner of execution of travel switch is generally the mode of touching, and it is arranged on the closed side of protective door, and the actuating signal that travel switch obtains is accurate, guarantee that protective door puts in place when opening or closing correctly, has improved the safety performance of elevator.
As preferably, described urgent lock comprises the master cock of joining with electromagnetic lock and the lock core that is used for realizing the master cock action, institute's lock core is provided with the reset attachment that lock core is resetted, urgent lock joins with electromagnetic lock, the urgent lock of operation can drive the electromagnetic lock action when moving, electromagnetic lock is the major part of control protective door action, the urgent lock of this connection mode joins with electromagnetic lock, improved the safety performance of elevator, and the master cock of urgent lock obtains actuating signal by the mode of touching, simplify the structure of urgent lock, reduced the manufacturing cost of urgent lock.
As preferably, described master cock is provided with the contact of gathering actuating signal, described lock core is provided with for transmitting signal and gives the telescoping push rod of contact, described push rod is provided with and makes the automatically reset retracing spring of push rod, and the telescoping push rod is in course of action, and the application force that the urgent lock of operation makes push rod overcome retracing spring stretches out forward, touch the contact of master cock, the master cock action can utilize retracing spring to automatically reset after action is finished, and is simple in structure, easy to use.
As preferably, described mechanical lock is arranged on the closed side of protective door, and described mechanical lock is provided with the locking pin for the locking protective door, and described protective door is provided with the knock hole suitable with locking pin, mechanical lock is arranged on the closed side of protective door, be conducive to mechanical lock locking protective door, improved the location intensity of protective door, protective door is not easy to be opened by external force, improved the safety performance of elevator, mechanical lock is by locking pin and knock hole locking protective door, and is simple in structure, low cost of manufacture.
As preferably, described door open button is arranged on the doorframe of protective door, described doorframe is provided with and makes button be hidden in the pit on doorframe plane, described pit is the truncated cone-shaped of being convenient to operate door open button, because elevator is as constructional engineering machinery, it is comparatively abominable that the worker crosses environment, inevitably can be collided in the concrete operational process, door open button protrudes to arrange and is easy to occur maloperation, may be because operating personal accident collision makes door open button set, this structure is hidden in the doorframe plane door open button, has avoided accident collision to make door open button set, and is easy to use.
As preferably, described door open button has set and removes a two states, described door open button has two states, a state makes door open button set, another state makes door open button go to the position namely to reset, can also door open button be resetted by another state of door open button after the maloperation of operating personal clamshell doors button in the use, improve the work efficiency of elevator.
As preferably, described travel switch I comprises the collision block that is arranged on the cage top and the contact that is arranged on the guide rail, described every layer contact is separately positioned on the distance that makes cage inside bottom surface and flat bed plane and is not higher than 15 centimeters and makes the distance on cage inside bottom surface and flat bed plane be not less than 15 centimeters, this setup is convenient to wiring, and collision block is arranged on the cage top, cage langding accuracy height, more high more favourable day operating personal of cage langding accuracy operated, and improved the work efficiency of elevator.
As preferably, the sustained height of described travel switch I at the cage top arranges two collision blocks, described guide rail is provided with two pairs of contacts, two collision blocks are set, still can guarantee the elevator normal operation under the situation of an inefficacy therein, improve the stability of elevator, prolonged the service life of elevator.
Protective door electromechanical interlocking device provided by the invention, has following advantage: when cage moves in the leveling error of setting, collision block triggers the contact that is arranged on the travel switch I on the guide rail on the cage, make its conducting and operating personal touch door open button and make its set, just can make electromagnetic lock get electric opening, protective door is able to switch, and electromagnetic lock is automatically locked, and protective door is locked closes.
When being in an emergency, electromagnetic lock is opened after opening urgent lock and making circuit turn-on, just can open protective door, and when protective door was opened, the travel switch II made the cage outage, and cage can not move, and only at each protective door Close All state, cage could move up and down.
Cage is outage when stopping layer, can utilize mechanical lock that protective door is opened.
Owing to all be provided with independently mechanical lock on every fan protective door, locking effect is good after the protective door closure, and the lock core of mechanical lock is separate, mechanical lock structure is simple, low cost of manufacture, every fan protective door is all locked by mechanical lock after the protective door closure, has avoided protective door to be opened by accident, the protective door locking effect is good, has improved the safety performance of elevator.
Protective door electromechanical interlocking device provided by the invention meets the requirement in GB26557-2011 " cage has the dual-purpose building hoist of people's goods of the vertically-guided " standard, cage langding accuracy height, the protective door mode of opening the door is flexible, and simple in structure, low cost of manufacture, improved the safety performance of elevator.
Description of drawings
Accompanying drawing 1 is the scheme drawing of protective door electromechanical interlocking device of the present invention,
Accompanying drawing 2 is protective door electromechanical interlocking device A of the present invention place enlarged drawings,
Accompanying drawing 3 is protective door electromechanical interlocking device B of the present invention place enlarged drawings,
Accompanying drawing 4 is protective door electromechanical interlocking device C of the present invention place enlarged drawings,
Accompanying drawing 5 is protective door electromechanical interlocking device electrical schematic diagrams of the present invention,
Accompanying drawing 6 is electrical schematic diagrams of travel switch II of the present invention and control circuit.
Shown in the figure 1, protective door, 2, doorframe, 3, urgent lock, 31, master cock, 32, lock core, 4, mechanical lock, 41, locking pin, 5, door open button, 51, pit, 6, electromagnetic lock, 7, the travel switch I, 8, the travel switch II, 9, control circuit.
The specific embodiment
Below in conjunction with accompanying drawing, protective door electromechanical interlocking device of the present invention is described further.
As Fig. 1, Fig. 5, shown in Figure 6, protective door electromechanical interlocking device principle of work provided by the invention is: when cage moves in the leveling error of setting, the collision block that is arranged on the cage bottom triggers the contact that is arranged on the travel switch I 7 on the guide rail, contact set conducting and operating personal touch door open button 5 and make its set, contact, door open button 5, the connection mode of electromagnetic lock 6 is series connection, so have only contact and door open button 5 all just can make during set electromagnetic lock 6 electric opening, electromagnetic lock 6 must be opened the back and discharge protective door 1, protective door 1 just is able to switch, when protective door 1 is opened, 8 actions of travel switch II make the cage outage, and off-position guarantees that cage can not move, only at all protective door 1 Close All states, cage just can power on, and then cage just moved, and electromagnetic lock 6 automatically locks during the elevator outage, and protective door 1 is locked closes; When being in an emergency, electromagnetic lock 6 is opened after opening urgent lock 3 and making circuit turn-on, just can open protective door 1 after electromagnetic lock 6 is opened; Cage is outage when stopping layer, can utilize mechanical lock 4 that protective door 1 is opened.
As shown in Figure 1, the physical construction of protective door electromechanical interlocking device provided by the invention is: the protective door electromechanical interlocking device, comprise travel switch, electromagnetic lock 6, mechanical lock 4, urgent lock 3, door open button 5 and control circuit 9, all be provided with independently mechanical lock 4 on described every fan protective door 1, described travel switch comprises and opens or closes the travel switch II 8 that whether puts in place be used to the travel switch I 7 that obtains cage flat bed signal with for detection of protective door 1, when described flat bed namely refers to cage near bus stop, desire to make cage inner bottom surface and bus stop ground to reach conplane action, described travel switch I 7, travel switch II 8, urgent lock 3, electromagnetic lock 6, door open button 5 is electrically connected; Be used for to realize travel switch I 7 and door open button 5 series connection of common control electromagnetic lock 6 break-makes, describedly connect with electromagnetic lock 6 for the urgent lock 3 of in case of emergency opening protective door 1 that the travel switch II 8 that is arranged on each layer protective door 1 is connected with control circuit 9; Described travel switch I 7 comprises the collision block that is arranged on the cage and is arranged on makes cage inside bottom surface and flat bed plane leveling error just be no more than on the cage guide rail, negative 15 centimetres contact, in conjunction with concrete structure, the contact of described travel switch II 8 is arranged on the doorframe 2 that is positioned at protective door 1 closed side, travel switch is arranged on the closed side of protective door 1, the manner of execution of travel switch is generally touch type, it is arranged on the closed side of protective door 1 motion, the actuating signal that travel switch obtains is accurate, it is correct to guarantee that protective door 1 puts in place when opening or closing, improved the safety performance of elevator, the closed side of described protective door 1 is provided with the collision block of travel switch II 8, described travel switch I 7 comprises the collision block that is arranged on the cage top and the contact that is arranged on the guide rail, described every layer contact is separately positioned on the distance that makes cage inside bottom surface and flat bed plane and is not higher than 15 centimeters and makes the distance on cage inside bottom surface and flat bed plane be not less than 15 centimeters, when cage moves in the leveling error of setting, namely apart from the flat bed plane just, in the time of in negative 15 centimetres, on triggering, the collision block of cage upper stroke switch I 7 is arranged on the contact on the guide rail, make its conducting and operating personal touch door open button 5 and make its set, just can make electromagnetic lock 6 get electric opening, protective door 1 is able to switch, outage can make electromagnetic lock 6 automatically lock, protective door 1 is locked closes, when being in an emergency, electromagnetic lock 6 is opened after opening urgent lock 3 and making circuit turn-on, just can open protective door 1, when protective door 1 is opened, travel switch II 8 makes the cage outage, cage can not move, only at each protective door 1 Close All state, cage could move up and down, and cage is outage when stopping layer; Can utilize mechanical lock 4 that protective door 1 is opened; Protective door electromechanical interlocking device provided by the invention meets the requirement in GB26557-2011 " cage has the dual-purpose building hoist of people's goods of the vertically-guided " standard, cage langding accuracy height, protective door 1 mode of opening the door is flexible, and simple in structure, low cost of manufacture, improved the safety performance of elevator.
Safety performance when using in order further to improve elevator, the sustained height of described travel switch I 7 at the cage top arranges two collision blocks, described guide rail is provided with two pairs of contacts, still can guarantee the elevator normal operation under the situation of an inefficacy therein, improve the stability of elevator, prolonged the service life of elevator.
Further, as shown in Figure 2, described urgent lock 3 comprises the master cock 31 of joining with electromagnetic lock 6 and the lock core 32 that is used for realizing master cock 31 actions, institute's lock core 32 is provided with the retracing spring that lock core 32 is resetted, described master cock 31 obtains actuating signal by the mode of touching, described master cock 31 is provided with the contact of gathering actuating signal, described lock core 32 is provided with for transmitting signal and gives the telescoping push rod of contact, described push rod automatically resets under the effect of retracing spring, the telescoping push rod is in course of action, the urgent lock of operation 3 application forces that make push rod overcome retracing spring stretch out forward, touch the contact of master cock 31, master cock 31 actions can utilize retracing spring to automatically reset after action is finished, and are simple in structure, easy to use.
Further, as shown in Figure 3, all be provided with independently mechanical lock 4 on described every fan protective door 1, described mechanical lock 4 is arranged on the closed side of protective door 1, described mechanical lock 4 is provided with the locking pin 41 for locking protective door 1, described protective door 1 is provided with the knock hole suitable with locking pin 41, mechanical lock 4 is arranged on the closed side of protective door 1, be conducive to mechanical lock 4 locking protective doors 1, improved the location intensity of protective door 1, protective door 1 is not easy to be opened by external force, improved the safety performance of elevator, mechanical lock 4 is by locking pin 41 and knock hole locking protective door 1, and is simple in structure, low cost of manufacture, owing on every fan protective door 1, all be provided with mechanical lock 4, the lock core 32 that is mechanical lock 4 is independently, and mechanical lock 4 is simple in structure, and protective door 1 locking effect is good.
Further, as shown in Figure 4, described door open button 5 is arranged on the doorframe 2 of protective door 1, described doorframe 2 is provided with and makes button be hidden in the pit 51 on doorframe 2 planes, described pit 51 is the truncated cone-shaped of being convenient to operate door open button 5, because elevator is as constructional engineering machinery, it is comparatively abominable that the worker crosses environment, inevitably can be collided in the concrete operational process, door open button 5 protrudes to arrange and is easy to occur maloperation, may be because operating personal accident collision make door open button 5 set, and this structure is hidden in doorframe 2 planes door open button 5, avoided accident collision to make door open button 5 set, easy to use.
In order to make more convenient operation, described door open button 5 has set and removes a two states, described door open button 5 has two states, a state makes door open button 5 set, another state resets door open button 5, can also door open button 5 be resetted after 5 maloperations of operating personal clamshell doors button in the use, improve the work efficiency of elevator.
Technique scheme in use, the mode of opening the door of protective door 1 is during the cage normal operation: when cage moves in the leveling error of setting, the collision block that is arranged on the cage bottom triggers the contact that is arranged on the travel switch I 7 on the guide rail, contact set conducting and operating personal touch door open button 5 and make its set, contact, door open button 5, the connection mode of electromagnetic lock 6 is series connection, so have only contact and door open button 5 all just can make during set electromagnetic lock 6 electric opening, electromagnetic lock 6 must be opened the back and discharge protective door 1, protective door 1 just is able to switch, when protective door 1 is opened, 8 actions of travel switch II make the cage outage, off-position guarantees that cage can not move, only at all protective door 1 Close All states, cage just can power on, and then cage just moved, and electromagnetic lock 6 automatically locks during the elevator outage, and protective door 1 is locked closes.
The mode of opening the door of protective door 1 is when being in an emergency: electromagnetic lock 6 is opened after opening urgent lock 3 and making circuit turn-on, after opening, electromagnetic lock 6 just can open protective door 1, urgent lock 3 comprises the master cock 31 of joining with electromagnetic lock 6 and the lock core 32 that is used for realizing master cock 31 actions, described master cock 31 obtains actuating signal by the mode of touching, institute's lock core 32 is provided with the retracing spring that lock core 32 is resetted, described master cock 31 is provided with the contact of gathering actuating signal, described lock core 32 is provided with for transmitting signal and gives the telescoping push rod of contact, described push rod automatically resets under the effect of retracing spring, the telescoping push rod is in course of action, the urgent lock of operation 3 application forces that make push rod overcome retracing spring stretch out forward, touch the contact of master cock 31, master cock 31 actions can utilize retracing spring to automatically reset after action is finished.
The mode of opening the door of cage outage protective door 1 when stopping layer is: utilize mechanical lock 4 that protective door 1 is opened, can directly open protective door 1 under the situation of cutting off the power supply by the key that cooperates with mechanical lock 4.
Protective door electromechanical interlocking device provided by the invention meets the requirement in GB26557-2011 " cage has the dual-purpose building hoist of people's goods of the vertically-guided " standard, cage langding accuracy height, protective door 1 mode of opening the door is flexible, and simple in structure, low cost of manufacture, improved the safety performance of elevator.
Being preferred implementation of the present invention only below, being intended to embody outstanding technique effect of the present invention and advantage, is not to be restriction to technical scheme of the present invention.This area the skill personnel it should be understood that, all modifications of making based on the technology of the present invention content, variation or substitute technology feature all should be covered by in the technology category of claims opinion of the present invention.
Claims (9)
1. protective door electromechanical interlocking device, it is characterized in that: comprise travel switch, electromagnetic lock (6), mechanical lock (4), urgent lock (3), door open button (5) and control circuit (9), all be provided with independently mechanical lock (4) on described every fan protective door (1), described travel switch comprises be used to the travel switch I (7) that obtains cage flat bed signal with for detection of protective door (1) and opens or closes the travel switch II (8) that whether puts in place, described travel switch I (7), travel switch II (8), urgent lock (3), electromagnetic lock (6), door open button (5) is electrically connected;
Be used for realizing travel switch I (7) and door open button (5) series connection of common control electromagnetic lock (6) break-make, describedly connect with electromagnetic lock (6) for the urgent lock (3) of in case of emergency opening protective door (1), the travel switch II (8) that is arranged on each layer protective door (1) is connected with control circuit (9);
Described travel switch I (7) comprises the collision block that is arranged on the cage and is arranged on makes cage inside bottom surface and flat bed plane leveling error be no more than positive and negative 15 centimetres contact on the cage guide rail.
2. protective door electromechanical interlocking device according to claim 1, it is characterized in that: the contact of described travel switch II (8) is arranged on the doorframe (2) that is positioned at protective door (1) closed side, and the closed side of described protective door (1) is provided with the collision block of travel switch II (8).
3. protective door electromechanical interlocking device according to claim 1, it is characterized in that: described urgent lock (3) comprises the master cock (31) of joining with electromagnetic lock (6) and the lock core (32) that is used for realizing master cock (31) action, and institute's lock core (32) is provided with the reset attachment that lock core (32) is resetted.
4. protective door electromechanical interlocking device according to claim 3, it is characterized in that: described master cock (31) is provided with the contact of gathering actuating signal, described lock core (32) is provided with for transmitting signal and gives the telescoping push rod of contact, and described push rod is provided with and makes the automatically reset retracing spring of push rod.
5. protective door electromechanical interlocking device according to claim 1, it is characterized in that: described mechanical lock (4) is arranged on the closed side of protective door (1), described mechanical lock (4) is provided with the locking pin (41) for locking protective door (1), and described protective door (1) is provided with the knock hole suitable with locking pin (41).
6. protective door electromechanical interlocking device according to claim 1, it is characterized in that: described door open button (5) is arranged on the doorframe (2) of protective door (1), described doorframe (2) is provided with and makes button be hidden in the pit (51) on doorframe (2) plane, and described pit (51) is the truncated cone-shaped of being convenient to operate door open button (5).
7. protective door electromechanical interlocking device according to claim 6, it is characterized in that: described door open button (5) has set and removes a two states.
8. protective door electromechanical interlocking device according to claim 1, it is characterized in that: described travel switch I (7) comprises that the collision block that is arranged on the cage top and the contact that is arranged on the guide rail, described every layer contact are separately positioned on the distance that makes cage inside bottom surface and flat bed plane and are not higher than 15 centimeters and make the distance on cage inside bottom surface and flat bed plane be not less than 15 centimeters.
9. protective door electromechanical interlocking device according to claim 8, it is characterized in that: the sustained height of described travel switch I (7) at the cage top arranges two collision blocks, and described guide rail is provided with two pairs of contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310291954.8A CN103332576B (en) | 2013-07-10 | 2013-07-10 | Protective door electromechanical interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310291954.8A CN103332576B (en) | 2013-07-10 | 2013-07-10 | Protective door electromechanical interlocking device |
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| Publication Number | Publication Date |
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| CN103332576A true CN103332576A (en) | 2013-10-02 |
| CN103332576B CN103332576B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310291954.8A Expired - Fee Related CN103332576B (en) | 2013-07-10 | 2013-07-10 | Protective door electromechanical interlocking device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215758A (en) * | 2017-06-20 | 2017-09-29 | 浙江理工大学 | A kind of safety guard of elevator car door system |
| CN109835799A (en) * | 2019-04-13 | 2019-06-04 | 广东联合富士电梯有限公司 | Elevator intelligent loop of the door lock control program |
| CN112284879A (en) * | 2020-10-26 | 2021-01-29 | 江苏永钢集团有限公司 | Interlocking device of upsetting testing machine |
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| US5454447A (en) * | 1994-04-06 | 1995-10-03 | Otis Elevator Company | Elevator hoistway door bolt lock |
| CN2716224Y (en) * | 2002-07-12 | 2005-08-10 | 中国建筑（香港）有限公司 | Electromechanical interlocking device for safety door of construction elevator |
| JP2010163236A (en) * | 2009-01-14 | 2010-07-29 | Toshiba Elevator Co Ltd | Car door lock device for elevator |
| CN203382350U (en) * | 2013-07-10 | 2014-01-08 | 嘉兴市华东建设机械有限公司 | Electromechanical interlocking device for protection doors |
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2013
- 2013-07-10 CN CN201310291954.8A patent/CN103332576B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5454447A (en) * | 1994-04-06 | 1995-10-03 | Otis Elevator Company | Elevator hoistway door bolt lock |
| CN2716224Y (en) * | 2002-07-12 | 2005-08-10 | 中国建筑（香港）有限公司 | Electromechanical interlocking device for safety door of construction elevator |
| JP2010163236A (en) * | 2009-01-14 | 2010-07-29 | Toshiba Elevator Co Ltd | Car door lock device for elevator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109835799A (en) * | 2019-04-13 | 2019-06-04 | 广东联合富士电梯有限公司 | Elevator intelligent loop of the door lock control program |
| CN109835799B (en) * | 2019-04-13 | 2021-01-05 | 广东联合富士电梯有限公司 | Elevator intelligent door lock loop control method |
| CN112284879A (en) * | 2020-10-26 | 2021-01-29 | 江苏永钢集团有限公司 | Interlocking device of upsetting testing machine |
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|---|---|
| CN103332576B (en) | 2015-10-21 |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20151021 Termination date: 20180710 |