CN105366513A - Anti-scrabbling door vane structure for elevator - Google Patents
Anti-scrabbling door vane structure for elevator Download PDFInfo
- Publication number
- CN105366513A CN105366513A CN201510881461.9A CN201510881461A CN105366513A CN 105366513 A CN105366513 A CN 105366513A CN 201510881461 A CN201510881461 A CN 201510881461A CN 105366513 A CN105366513 A CN 105366513A
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- plate
- door
- swivel arm
- blade
- griffing
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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
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
- B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
- B66B13/20—Lock mechanisms actuated mechanically by abutments or projections on the cages
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention relates to an anti-scrabbling door vane structure for an elevator; a climbing motion of a rotating ball of a vane lifting plate on a guide rail urges the rotation of the vane lifting plate so as to drive an unlocking plate to move; the unlocking plate drives a connecting rod mechanism through a transmission arm to perform a relative staggered motion; when the connecting rod mechanism clamps a door locking ball, the unlocking plate rotates to drive an interlocking plate to rotate to realize an unlocking function; and the motion stability of a left door vane and a right door vane is guaranteed through a limiting stop shaft and a limiting baffle plate. The structure realizes the use effect of an asynchronous door vane and a synchronous door vane, improves the debugging and mounting efficiency, and realizes the electrified satisfaction of door scrabbling force requirements and the car scrabbling distance requirements in a non-flat floor state.
Description
Technical field
The present invention relates to production and the manufacturing technology industry of elevator, especially relate to a kind of elevator and take off a knife structure with anti-.
Background technology
In city, the user of elevator people downstairs upper, larger facility is brought to life, its safety performance also more and more comes into one's own, therefore producing with when manufacturing elevator, need by stopping all contingent safety misadventures to the design of elevator, and the door knife structure of elevator ensure that the safety that elevator is running, be mainly used for the mechanical device unblanking to shut, realized by the motion of door-plate.And elevator is all hot line jobs when in use, usually adopt synchronous door knife in the use of integrated car, make the structure of a machine become very complicated when synchronous door knife, add the fault rate of a machine, the installment and debugging cycle is long, reduces efficiency; GB GB7588 add new requirement " because any reason elevator is parked in onlocking zone; should be able at car place stop; unblank by triangular key or by gate, layer door is unblanked and in car by the power being no more than 300N; manual unlocking gate and layer door ", simultaneously, distance is pushed aside for non-flat bed gate, can not more than 50mm under the application force of 1000N, the door knife structure of current all integrated cage door locks all can not charged at the same time when the gate met under the requirement of a power of taking off and non-flat layer state push required distance aside.
Summary of the invention
Technical matters to be solved by this invention be to provide a kind of improve installation and debugging efficiency and a kind of elevator that the gate met under the requirement and non-flat layer state of charged situation bottom band door power pushs required distance aside takes off a knife structure with anti-.
The present invention solves the technical scheme that its technical matters takes: a kind of elevator takes off a knife structure with anti-, comprise the door cutter base plate be installed on a machine, described door cutter base plate offers resigning hole, arrange at the described door cutter base plate back side and griffe plate, described plate and the door cutter base plate of griffing is rotationally connected, described griffing, plate is provided with a roating sphere, described roating sphere coordinates with the guide rail that door machine is arranged, described guide rail comprises anterior tilting section and the horizontal segment at rear portion, described door cutter base plate arranges the first guiding waist hole, on described top of griffing plate, first axis of guide is set, the first described axis of guide is positioned at the first guiding waist hole, described roating sphere makes to griffe plate rotation by the tilting section of guide rail, first axis of guide rotates in the first guiding waist hole, at described lower rotational of griffing plate, one unlocking board is set, the turning cylinder of described unlocking board is fixed on griffes on plate, described griffing, plate is provided with the second guiding waist hole, described unlocking board is provided with second axis of guide, the second described axis of guide is positioned at the second guiding waist hole, described unlocking board arranges a solution lock ball, described door cutter base plate rotates interlock board is set, the turning cylinder of described interlock board is positioned at interlock board center, it is arc that described interlock board one end arranges the latch hook other end, described solution lock ball slides on arc, described griffing, plate and interlock board are equipped with reset attachment, in the front of described door cutter base plate, left blade and right blade are set, described left blade and right blade arrange a connecting rod mechanism, described connecting rod mechanism is connected with second axis of guide on unlocking board through resigning hole by transmission arm, plate arranges a spacing gear shaft through resigning hole to described griffing, and described left blade arranges postive stop baffle and coordinates with spacing gear shaft.
Concrete further, described connecting rod mechanism comprises and lays respectively at the upper left supralevoversion swing arm of a cutter base plate, top-right upper right swivel arm, the lower-left swivel arm of lower left and bottom-right bottom right swivel arm, described supralevoversion swing arm and lower-left swivel arm rotate left blade is set, described upper right swivel arm and bottom right swivel arm rotate right blade is set, pipe link is provided with between described upper right swivel arm and lower-left swivel arm, the turning cylinder of described upper right swivel arm is positioned in the middle part of upper right swivel arm, one end of described upper right swivel arm is connected with right blade rotation, the other end and the pipe link of described upper right swivel arm are rotationally connected, the turning cylinder of described lower-left swivel arm is positioned at one end of lower-left swivel arm, the other end and the left-hand door swivel of described lower-left swivel arm are dynamically connected, middle part and the pipe link of described lower-left swivel arm are rotationally connected, pipe link is divided into epimere and hypomere by the point of connection of described transmission arm and pipe link, and described pipe link epimere and the ratio of hypomere are 17:6, when pipe link drives left blade and dislocation motion made by right blade, form the different speed of speed and contact with the door lock ball on layer door, clamp door lock ball and dynamic ball capable of motion.
Concrete further, the described roating sphere griffed on plate does crawling exercises along guide rail, its path of motion is griffe the radius of gyration of plate and door cutter base plate anchor shaft, run to described guide rail horizontal segment, roating sphere makes rolling movement along guide rail, its running orbit restriction spacing gear shaft of griffing on plate contacts with the postive stop baffle of left blade, and ensure that left blade is relative with right blade fixing, its locating dimension is 46mm.
Concrete further, the solution lock ball of described unlocking board is bearing, separate the arc of lock ball on interlock board to slide, griffing the rotation of plate drives interlock board to open and closed action, and the hunting range of unlocking board to lead waist hole and first axis of guide is spacing completes by first.
Concrete further, the stay hook that described interlock board and door machine guide rail are arranged is formed and interlocks, and it is 12 ~ 23mm that spacing is slided in described interlock board and the interlocking of stay hook.
Concrete further, described reset attachment comprises a pilot bar, described pilot bar one end is arranged on griffes the other end on plate or interlock board and is arranged on a cutter base plate, described pilot bar arranges a retracing spring, and described retracing spring one end is arranged on the other end on a cutter base plate and is arranged on and griffes on plate or interlock board.
Concrete further, the described turning cylinder of griffing on plate is provided with two bearings, and the bearing described in two is formed by stacking up and down.
Concrete further, described left blade and the top of right blade and bottom all arrange a guiding chamfering.
The invention has the beneficial effects as follows: after have employed said structure, present invention achieves the result of use that asynchronous door knife-band has synchronous door knife, make simplifying the structure of a machine, improve debugging and the efficiency of installing, improve the safety that elevator uses, the gate met when realizing simultaneously charged under the requirement of a power of taking off and non-flat layer state pushs required distance aside, rational in infrastructure, reduces the cost that dispatches from the factory of elevator complete machine.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of door knife structure of the present invention;
Fig. 2 is the inverse layer structure schematic diagram of door knife structure of the present invention;
Fig. 3 is the closure state schematic diagram of door knife structure of the present invention;
Fig. 4 is that the present invention griffes the structural representation of plate;
Fig. 5 is that the present invention griffes the mounting structure schematic diagram of plate;
Fig. 6 is the deployed configuration schematic diagram of left-hand door cutter of the present invention;
Fig. 7 is the structural representation of door cutter base plate of the present invention;
Fig. 8 is the structural representation of unlocking board of the present invention;
Fig. 9 is the assembling perspective view of unlocking board of the present invention.
In figure: 1, door cutter base plate; 2, resigning hole; 3, plate is griffed; 4, roating sphere; 5, the first guiding waist hole; 6, first axis of guide; 7, unlocking board; 8, turning cylinder; 9, the second guiding waist hole; 10, second axis of guide; 11, lock ball is separated; 12, interlock board; 13, latch hook; 14, arc; 15, left blade; 16, right blade; 17, transmission arm; 18, spacing gear shaft; 19, postive stop baffle; 20, supralevoversion swing arm; 21, upper right swivel arm; 22, lower-left swivel arm; 23, bottom right swivel arm; 24, pipe link; 25, pilot bar; 26, retracing spring; 27, lead chamfering; 28, guide rail; 281, tilting section; 282, horizontal segment.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is explained in detail.
As Fig. 1, a kind of elevator shown in Fig. 2 and Fig. 3 takes off a knife structure with anti-, comprise and be installed on door cutter base plate 1(on a machine as shown in Figure 7), described door cutter base plate 1 offers resigning hole 2, arrange at described door cutter base plate 1 back side and griffe plate 3, described plate 3 of griffing is rotationally connected with door cutter base plate 1, described griffing, plate 3 is provided with a roating sphere 4, described roating sphere 4 coordinates with the guide rail 28 that door machine is arranged, described guide rail 28 comprises anterior tilting section 281 and the horizontal segment 282 at rear portion, described door cutter base plate 1 arranges the first guiding waist hole 5, on described top of griffing plate 3, first axis of guide 6 is set, the first described axis of guide 6 is positioned at the first guiding waist hole 5, described roating sphere 4 is griffed plate 3 by the tilting section 281 of guide rail 28 front portion and is rotated, first axis of guide 6 rotates in the first guiding waist hole 5, at described lower rotational of griffing plate 3, a unlocking board 7 is set, the turning cylinder 8 of described unlocking board 7 is fixed on griffes on plate 3, described griffing, plate 3 is provided with the second guiding waist hole 9, described unlocking board 7 is provided with second axis of guide 10, the second described axis of guide 10 is positioned at the second guiding waist hole 9, as shown in Figure 8 and Figure 9 a solution lock ball 11 is set on described unlocking board 7, described door cutter base plate 1 rotates interlock board 12 is set, the turning cylinder of described interlock board 12 is positioned at interlock board 12 center, it is arc 14 that described interlock board 12 one end arranges latch hook 13 other end, described solution lock ball 11 slides on arc 14, described griffing, plate 3 and interlock board 12 are equipped with reset attachment, left blade 15 and right blade 16 are set in the front of described door cutter base plate 1, described left blade 15 and right blade 16 arrange a connecting rod mechanism, described connecting rod mechanism is connected with second axis of guide 10 on unlocking board 7 through resigning hole 2 by transmission arm 17, plate 3 arranges a spacing gear shaft 18 through resigning hole 2 to described griffing, described left blade 15 arranges postive stop baffle 19 coordinate with spacing gear shaft 18, when griffe plate 3 rotate certain position after, postive stop baffle 19 contacts with spacing gear shaft 18, ensures the stability of blade movement.
Door cutter base plate 1 is fixed on the left link plate of a machine, when elevator door is opened, left link plate moves to the left along with gate is opened, door cutter also moves to the left, door machine there is a guide rail 28, its front portion is tilting section 281, rear portion is horizontal segment 282, the roating sphere 4 griffed on plate 3 enters into the tilting section 281 of guide rail 28, horizontal segment 282 is entered into by tilting section 281, this process makes to griffe plate 3 and rotates about it axle and rotate, motion in the first guiding waist hole 5 of first axis of guide 6 on door cutter base plate 1, griffe plate 3 and rotate together with unlocking board 7, interlock board 12 separates lock ball 11 because its arc 14 of effect of reset attachment heads on, second axis of guide 10 can not be moved in the second guiding waist hole 9, second axis of guide 10 drives transmission arm 17 to move, transmission arm 17 drivening rod mechanism kinematic, connecting rod mechanism makes left-hand door cutter 15 and right door cutter 16 make dislocation motion close to each other.
Connecting rod mechanism comprises and lays respectively at the upper left supralevoversion swing arm 20 of a cutter base plate 1, top-right upper right swivel arm 21, the lower-left swivel arm 22 of lower left and bottom-right bottom right swivel arm 23, described supralevoversion swing arm 20 and lower-left swivel arm 22 rotate left blade 15 is set, described upper right swivel arm 21 and bottom right swivel arm 23 rotate right blade 16 is set, pipe link 24 is provided with between described upper right swivel arm 21 and lower-left swivel arm 22, the turning cylinder of described upper right swivel arm 21 is positioned in the middle part of upper right swivel arm 21, one end and the right blade 16 of described upper right swivel arm 21 are rotationally connected, the other end and the pipe link 24 of described upper right swivel arm 21 are rotationally connected, the turning cylinder of described lower-left swivel arm 22 is positioned at one end of lower-left swivel arm 22, the other end and the left-hand door cutter 15 of described lower-left swivel arm 22 are rotationally connected, middle part and the pipe link 24 of described lower-left swivel arm 22 are rotationally connected, described transmission arm 17 is connected to the position of pipe link 24 near lower-left swivel arm 22, the connection location of transmission arm 17 can be adjusted as required, can ensure that the rotating speed between lower-left swivel arm 22 and upper right swivel arm 21 has certain ratio, ensure that the relative motion between left blade 15 and right blade 16 is certain ratio.
Transmission arm 17 drives pipe link 24 to rotate, the rotation of pipe link 24 makes lower-left swivel arm 22 and upper right swivel arm 21 rotate, make left blade 15 relative with right blade 16 inwardly realize dislocation motion, according to the connection location between transmission arm 17 and pipe link 24, can control a speed of relative movement between left blade 15 and right blade 16, supralevoversion swing arm 20 and bottom right swivel arm 23 play directional tagging.
Clamp when unblanking ball between left-hand door cutter 15 and right door cutter 16, left-hand door cutter 15 and right door cutter 16 can not remake motion, now pipe link 24 no longer rotates, transmission arm 17 holds second axis of guide 10, when griffe plate 3 drive unlocking board 7 continue motion time, second axis of guide 10 can move in the second guiding waist hole 9, unlocking board 7 rotates, separate lock ball 11 and press down arc 14, the other end of arc 14 is made to compress reset attachment and tilt, latch hook 13 departs from the fixing latch hook be fixed on a head, realizes unlocking function.
When the elevator door is closed, left link plate moves right along with gate, roating sphere 4 enters into tilting section 281 from the horizontal segment 282 of guide rail 28, due to the effect of reset attachment, griffing plate 3 and interlock board 12 resets, unlocking board 7 resets, second axis of guide 10 on unlocking board 7 resets, second axis of guide 10 drives transmission arm 17 to reset, transmission arm 17 drives pipe link 24 to reset, pipe link 24 is by driving the rotation of lower-left swivel arm 22 and upper right swivel arm 21, make left blade 15 and right blade 16 realize mutually away from dislocation motion, unclamp ball of unblanking, realize the object of layer door locking, now, because interlock board 12 resets, latch hook 13 on interlock board 12 is locked with the fixing latch hook on door head, realize the locking operation of car.
Reset attachment comprises a pilot bar 25, described pilot bar 25 one end is arranged on griffes the other end on plate 3 or interlock board 12 and is arranged on a cutter base plate 1, described pilot bar 25 arranges a retracing spring 26, and described retracing spring 26 one end is arranged on the other end on a cutter base plate 1 and is arranged on and griffes on plate 3 or interlock board 12.
The turning cylinder of griffing as shown in Figure 4 and Figure 5 on plate 3 is provided with two bearings, and the bearing described in two is formed by stacking up and down, adopts two bearings to make to griffe plate 3 more stable when rotation, there will not be and significantly rock, reduce noise.
The top of left blade 15 and right blade 16 and bottom all arrange a guiding chamfering 27 as shown in Figure 6, left blade 15 and the collision of right blade 16 with pedal between solving every layer, the chamfering 27 that in use leads mainly plays directional tagging, when left blade 15 contacts with pedal with right blade 16, door cutter inwardly pushes by guiding chamfering 27, ensure good operation, reduce and damage.
It is emphasized that: be only preferred embodiment of the present invention above, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. an elevator takes off a knife structure with anti-, comprise the door cutter base plate be installed on a machine, described door cutter base plate offers resigning hole, arrange at the described door cutter base plate back side and griffe plate, described plate and the door cutter base plate of griffing is rotationally connected, described griffing, plate is provided with a roating sphere, described roating sphere coordinates with the guide rail that door machine is arranged, described guide rail comprises anterior tilting section and the horizontal segment at rear portion, described door cutter base plate arranges the first guiding waist hole, on described top of griffing plate, first axis of guide is set, the first described axis of guide is positioned at the first guiding waist hole, described roating sphere makes to griffe plate rotation by the tilting section of guide rail, first axis of guide rotates in the first guiding waist hole, at described lower rotational of griffing plate, one unlocking board is set, the turning cylinder of described unlocking board is fixed on griffes on plate, described griffing, plate is provided with the second guiding waist hole, described unlocking board is provided with second axis of guide, the second described axis of guide is positioned at the second guiding waist hole, described unlocking board arranges a solution lock ball, described door cutter base plate rotates interlock board is set, the turning cylinder of described interlock board is positioned at interlock board center, it is arc that described interlock board one end arranges the latch hook other end, described solution lock ball slides on arc, it is characterized in that, described griffing, plate and interlock board are equipped with reset attachment, in the front of described door cutter base plate, left blade and right blade are set, described left blade and right blade arrange a connecting rod mechanism, described connecting rod mechanism is connected with second axis of guide on unlocking board through resigning hole by transmission arm, plate arranges a spacing gear shaft through resigning hole to described griffing, and described left blade arranges postive stop baffle and coordinates with spacing gear shaft.
2. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, described connecting rod mechanism comprises and lays respectively at the upper left supralevoversion swing arm of a cutter base plate, top-right upper right swivel arm, the lower-left swivel arm of lower left and bottom-right bottom right swivel arm, described supralevoversion swing arm and lower-left swivel arm rotate left blade is set, described upper right swivel arm and bottom right swivel arm rotate right blade is set, pipe link is provided with between described upper right swivel arm and lower-left swivel arm, the turning cylinder of described upper right swivel arm is positioned in the middle part of upper right swivel arm, one end of described upper right swivel arm is connected with right blade rotation, the other end and the pipe link of described upper right swivel arm are rotationally connected, the turning cylinder of described lower-left swivel arm is positioned at one end of lower-left swivel arm, the other end and the left-hand door swivel of described lower-left swivel arm are dynamically connected, middle part and the pipe link of described lower-left swivel arm are rotationally connected, pipe link is divided into epimere and hypomere by the point of connection of described transmission arm and pipe link, and described pipe link epimere and the ratio of hypomere are 17:6, when pipe link drives left blade and dislocation motion made by right blade, form the different speed of speed and contact with the door lock ball on layer door, clamp door lock ball and dynamic ball capable of motion.
3. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, the described roating sphere griffed on plate does crawling exercises along guide rail, its path of motion is griffe the radius of gyration of plate and door cutter base plate anchor shaft, run to described guide rail horizontal segment, roating sphere makes rolling movement along guide rail, and its running orbit restriction spacing gear shaft of griffing on plate contacts with the postive stop baffle of left blade, ensure that left blade is relative with right blade fixing, its locating dimension is 46mm.
4. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, the solution lock ball of described unlocking board is bearing, separate the arc of lock ball on interlock board to slide, griffing the rotation of plate drives interlock board to open and closed action, and the hunting range of unlocking board to lead waist hole and first axis of guide is spacing completes by first.
5. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, the stay hook that described interlock board and door machine guide rail are arranged is formed and interlocks, and it is 12 ~ 23mm that spacing is slided in described interlock board and the interlocking of stay hook.
6. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, described reset attachment comprises a pilot bar, described pilot bar one end is arranged on griffes the other end on plate or interlock board and is arranged on a cutter base plate, described pilot bar arranges a retracing spring, and described retracing spring one end is arranged on the other end on a cutter base plate and is arranged on and griffes on plate or interlock board.
7. elevator according to claim 1 takes off a knife structure with anti-, and it is characterized in that, the described turning cylinder of griffing on plate is provided with two bearings, and the bearing described in two is formed by stacking up and down.
8. elevator according to claim 1 takes off a knife structure with anti-, it is characterized in that, described left blade and the top of right blade and bottom all arrange a guiding chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510881461.9A CN105366513A (en) | 2015-12-07 | 2015-12-07 | Anti-scrabbling door vane structure for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510881461.9A CN105366513A (en) | 2015-12-07 | 2015-12-07 | Anti-scrabbling door vane structure for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105366513A true CN105366513A (en) | 2016-03-02 |
Family
ID=55369239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510881461.9A Pending CN105366513A (en) | 2015-12-07 | 2015-12-07 | Anti-scrabbling door vane structure for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105366513A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039133A (en) * | 2018-10-12 | 2020-04-21 | 奥的斯电梯公司 | Elevator landing door unlocking system |
| CN112975903A (en) * | 2019-12-16 | 2021-06-18 | 科沃斯商用机器人有限公司 | Connecting piece, coupling mechanism and intelligent robot |
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| KR20020079606A (en) * | 2001-04-13 | 2002-10-19 | 오티스 엘리베이터 컴파니 | Car Door Lock Mechanically Driven by Landing Door Lock |
| CN201358115Y (en) * | 2008-12-25 | 2009-12-09 | 上海三菱电梯有限公司 | Asynchronous gate knife of elevator door motor |
| CN104760871A (en) * | 2014-01-07 | 2015-07-08 | 日立电梯（中国）有限公司 | Outer manual unlocking device of elevator car locking hall |
| CN105035921A (en) * | 2015-08-24 | 2015-11-11 | 杭州临安众方机电有限公司 | Door knife integrated with car door lock and used for elevator |
| CN205419459U (en) * | 2015-12-07 | 2016-08-03 | 苏州和阳金属科技有限公司 | Elevator is with preventing taking off a sword structure |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020079606A (en) * | 2001-04-13 | 2002-10-19 | 오티스 엘리베이터 컴파니 | Car Door Lock Mechanically Driven by Landing Door Lock |
| CN201358115Y (en) * | 2008-12-25 | 2009-12-09 | 上海三菱电梯有限公司 | Asynchronous gate knife of elevator door motor |
| CN104760871A (en) * | 2014-01-07 | 2015-07-08 | 日立电梯（中国）有限公司 | Outer manual unlocking device of elevator car locking hall |
| CN105035921A (en) * | 2015-08-24 | 2015-11-11 | 杭州临安众方机电有限公司 | Door knife integrated with car door lock and used for elevator |
| CN205419459U (en) * | 2015-12-07 | 2016-08-03 | 苏州和阳金属科技有限公司 | Elevator is with preventing taking off a sword structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039133A (en) * | 2018-10-12 | 2020-04-21 | 奥的斯电梯公司 | Elevator landing door unlocking system |
| CN112975903A (en) * | 2019-12-16 | 2021-06-18 | 科沃斯商用机器人有限公司 | Connecting piece, coupling mechanism and intelligent robot |
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Application publication date: 20160302 |