CN106744214B - A kind of band opens the layer door of defencive function - Google Patents
A kind of band opens the layer door of defencive function Download PDFInfo
- Publication number
- CN106744214B CN106744214B CN201710197810.4A CN201710197810A CN106744214B CN 106744214 B CN106744214 B CN 106744214B CN 201710197810 A CN201710197810 A CN 201710197810A CN 106744214 B CN106744214 B CN 106744214B
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- Prior art keywords
- layer door
- unlocking
- lock
- main
- driving lever
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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
- B66B13/30—Constructional features of doors or gates
- B66B13/303—Details of door panels
-
- 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
- B66B13/143—Control systems or devices electrical
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention discloses the layer doors that a kind of band opens defencive function; layer door is connected on layer door on bank by gantry crane hanging plate; layer door lock is located on gantry crane hanging plate; layer door lock is equipped with lock body and center of rotation; layer door is equipped with main unlocking apparatus and secondary unlocking apparatus; layer door opening protecting apparatus includes sensor, expansion locking device, limiting device, and expansion locking device is arranged on gantry crane hanging plate, and limiting device is arranged on layer door on bank.The present invention has the advantages that main unlocking apparatus and secondary unlocking apparatus can make the unlocking mode diversification of layer door lock；Equipped with point driving switch and indicator light can know main unlocking apparatus whether smooth opening layer door lock, be equipped with sensor and unlocking protection device and guarantee that carriage in this layer, prevents falling accident.
Description
Technical field
The present invention relates to a kind of elevator door opening technical field more particularly to a kind of elevator doors equipped with protective device
Opening technology.
Background technique
Existing layer door system is only a jacket layer door lock opening device, predominantly layer door triangle lock set, passes through three
The rotation of angled spoon trigger device is to drive a layer door-lock opening.Every jacket layer door is provided with a set of tripper, but when generation unlocking group
Part plectrum or unlocking driving lever fall off or unlocking driving lever loosens, or cause a layer door lock cannot without using accumulation iron rust for a long time
Smooth opening cannot carry out once passenger needs to rescue in elevator faults and carriage in this layer, need to arrive other layers and open layer door
Rescue is implemented to rescue again or by jiggering to other layer door, can postpone the time of rescue, reduces rescue success rate.And it holds
When there are the personnel of three angled spoon of layer door to open hall door, also there are much unexpected things for falling well due to judging carriage by accident this layer of position
Therefore.
Notification number is " CN201512339U ", entitled " Manual secondary opening safety protection device for elevator layer door ", is disclosed
A kind of Manual secondary opening safety protection device for elevator layer door, including secondary hook, well lighting and voice switch, the dynamic lock of layer door lock
Hook, unlocking mandril, mandril re-pack, the quiet latch hook of layer door lock, secondary hook reset spring, layer door hanging plate, dam frame on layer door, and secondary hook is logical
Via hole；When layer door to be opened, the mandril upward rotation forces unlocking mandril that re-packs is pushed up secondary hook and layer door by three angled spoons
Lock moveable lock hook, layer door lock moveable lock hook and the quiet latch hook separation of layer door lock, secondary hook pass through secondary hook through hole push well lighting and
Voice switch lights well lighting and speech sound device, and hangs in secondary hook through hole, and primary open the door is completed, because of secondary hook through hole
There is certain length, primary open the door can only open a part, and staff visually and acoustically judges that elevator door is at this time
It is no to continue starting, when needing to open, secondary latch hook is resetted, then manually opened layer door.Although the technical solution can play
The generation of accident falling accident when reducing elevator reparing, but unlocking mode is single, if triangle lock set is problematic, it is difficult to open
Layer door, and the technical solution relies on illumination and speech sound device makes artificial judgment if appropriate for opening layer door, unlocking system not intelligence
Can, if lighting system or speech sound device break down, it be easy to cause the generation of accident.
Summary of the invention
The purpose of the present invention is to provide the layer doors that a kind of band opens defencive function, to solve prior art layer door unlocking side
Formula is single, and unlocking process relies on artificial judgment if appropriate for layer door is opened, and there are problems that security risk.
In order to achieve the above object the present invention adopts the following technical scheme:
A kind of band opens the layer door of defencive function, including bank, gantry crane hanging plate, layer door lock, layer door on layer door, and the layer door is logical
Hanging board of moving into one's husband's household upon marriage is connected on the layer door on bank, and the layer door lock is located on gantry crane hanging plate, the layer door lock be equipped with lock body and
Center of rotation, the layer door close to the center of rotation are equipped with main unlocking apparatus, and the main unlocking apparatus includes main layer door triangle
One end of lock set, main unlocking driving lever, the main unlocking driving lever is fixed in the center of rotation, the rotation of main layer door triangle lock set
To drive main unlocking driving lever to lift the lock hook of center of rotation up to open a layer door lock；
It is additionally provided with a layer door opening protecting apparatus, the layer door opening protecting apparatus includes sensor, expansion locking device, limit
Position device, the expansion locking device are arranged on gantry crane hanging plate, and limiting device is arranged on layer door on bank.The sensor is logical
Door knife in position detection door lifter or car position are crossed whether in leveling.When sensor is arranged on layer door lock, for detection
Whether door knife is in scanning area；It is detection layers door particular elements whether in scanning area when being arranged in carriage, the spy
Sets itself can be needed according to the actual situation by technical staff by determining component, and master control is needed to issue instruction to each layer of door.
Further, the main layer door triangle lock set includes the first plectrum, and the main unlocking driving lever includes first main
Unlocking driving lever and the second main unlocking driving lever, the first main unlocking driving lever is linearly, and first main unlocking driving lever one end is mounted on
Close to center of rotation lock hook one end, that is, it is long-armed on, the second main unlocking driving lever be in bending, the second main unlocking driving lever one
End is mounted on the galianconism of center of rotation, and the free end of the first main unlocking driving lever and the second main unlocking driving lever is interlaced not to be connect
Touching.
Further, first plectrum is ladder-like.One of ladder is opened toward a direction rotational energy driving first
It locks driving lever and opens layer door lock, another ladder drives the second unlocking driving lever to open layer door lock toward other direction rotational energy.
Further, the expansion locking device is including being equipped with spring, the bullet in flexible body, the telescopic body
Spring upper end is connected with telescopic pin, and the flexible direction for selling to the closing of layer door is inclined-plane on one side, and the lower end of telescopic pin is connected with energization magnetic
Iron is additionally provided with unlocking protection device switching circuit, and the energization magnet is located in the unlocking protection device switching circuit, described
After sensor sensing to leveling, energization magnet is powered telescopic pin toward drop-down, and the layer door after unlocking is smoothly opened.
Further, the telescopic pin bottom is connected with a unlock rope.
Further, the layer door is equipped with detection system, including layer door interlock switch circuit, the layer door interlock switch circuit
Equipped with indicator light and point driving switch, indicator light is arranged on layer door, and the contact of the point driving switch is located at the first unlocking driving lever
On free end, the coupling part of point driving switch, can front contact when the first plectrum and the first unlocking driving lever contact on the first plectrum
Dynamic switch, indicator light are bright.A resistance is parallel on the switching circuit of indicator light, when layer door interlock switch closure and main unlocking apparatus
The first plectrum and unlocking driving lever when i.e. point driving switch is closed when contacting, indicator light is bright, prompts layer door lock to be also not switched on, and work as layer
After door unlock, layer door interlock switch is disconnected, and indicator light circuit is cut off therewith, and indicator light off.
Further, the switching circuit of layer door interlock switch circuit and layer door unlocking protection device is interlocked relationship.But work as layer
When door interlock switch disconnects, signal determining is detected by sensor, is condition sex work.
Further, secondary unlocking apparatus, including secondary layer door triangle lock set, rotary shaft, unlocking lever, rolling of unlocking are additionally provided with
It takes turns, unlocking connecting rod, is located on secondary layer door triangle lock set on the layer door of the lock body, the unlocking lever passes through rotary shaft
It is connected on the gantry crane hanging plate where the lock body, the unlocking idler wheel is fixed on the upper end of the unlocking lever, the unlocking
Connecting rod one end is rigidly attached on one end of center of rotation latch hook, and the other end is connected on the unlocking idler wheel, passes through pair
Layer door triangle lock set drives unlocking lever rotation to lift the latch hook of unlocking connecting rod and center of rotation.The pair layer door triangulation chain group
Part includes the second plectrum.The unlocking lever is in bending-like, is equipped with the first limited post and the second limited post between both ends.It unlocks
When lever relies on gravity or spring self-lock into original state, unlocking idler wheel is not contacted with the unlocking connecting rod on layer door lock, Ke Yiyi
By the first limited post Horizontal limiting；When secondary unlocking component is driven by the second plectrum, it can limit, prevent by the second limited post
Unlocking connecting rod occurs reversion after leaving and topples.
Further, the galianconism of the center of rotation is connected with a layer door lock pull rope.
The present invention has the advantages that it is equipped with the first main unlocking driving lever, the second main unlocking driving lever, stair-stepping first plectrum,
Three angled spoons of main unlocking apparatus can be made to rotate unlocking toward two different directions, be equipped with layer door lock pull rope, in addition being equipped with secondary unlock
Device can make the unlocking mode diversification of layer door lock；Can know whether main unlocking apparatus is suitable equipped with point driving switch and indicator light
Benefit opens layer door lock, can guarantee that carriage in this layer, intelligently prevents falling accident equipped with sensor and unlocking protection device.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, not
Inappropriate limitation of the present invention is constituted, in the accompanying drawings:
Fig. 1 is the structural schematic diagram of layer door closure state of the present invention；
Fig. 2 is that the plectrum of triangulation chain of the invention rotates the structural schematic diagram of solution layers apart door lock toward a direction；
Fig. 3 is the structural schematic diagram that carriage of the present invention opens layer door outside the non-leveling Room；
Fig. 4 is the structural schematic diagram under expansion locking device two states of the present invention；
Fig. 5 is the relationship circuit diagram of layer door interlock switch of the present invention and layer door opening protecting apparatus；
Fig. 6 is that the plectrum of triangulation chain of the invention rotates the structural schematic diagram of solution layers apart door lock toward other direction；
Fig. 7 is the structural schematic diagram that the secondary unlocking component of the present invention is opened.
Layer door lock 1, expansion locking device 2, limiting device 3, bank 4 on layer door, layer door guide rail 5, layer door 6, second, which unlocks, dials
Bar 7, gantry crane hanging plate 8, layer door lock pull rope 9, the first plectrum 10, unlocking idler wheel 11, indicator light 12, the second plectrum 13, secondary layer door three
Angle lock set 14, unlocking lever 15, rotary shaft 16, center of rotation 17, main layer door triangle lock set 18, point driving switch 19, first
Unlocking driving lever 20, telescopic pin 21, spring 22, unlock rope 23, energization magnet 24, stretch body 25, unlocking connecting rod 26, the second limit
Column 27, the first limited post 28.
Specific embodiment
Below in conjunction with attached drawing and specific embodiment, the present invention will be described in detail, herein with schematic implementation of the invention
Example and explanation are used to explain the present invention, but not as a limitation of the invention.
As shown in figs. 1-7, a kind of band opens the layer door of defencive function, including bank 4 on layer door, gantry crane hanging plate 8, layer door lock 1,
Layer door 6, the layer door 6 are connected on the layer door on bank 4 by gantry crane hanging plate 8, and the layer door lock 1 is located on gantry crane hanging plate 8,
The layer door lock 1 is equipped with lock body and center of rotation 17, and the layer door 6 close to the center of rotation 17 is equipped with main unlocking apparatus, institute
Stating main unlocking apparatus includes main layer door triangle lock set 18, main unlocking driving lever, and one end of the main unlocking driving lever is fixed on rotation
On center 17, main layer door triangle lock set 18 rotation to drive main unlocking driving lever lift the lock hook of center of rotation 17 up with
Open layer door lock 1；
Be additionally provided with a layer door opening protecting apparatus, the layer door opening protecting apparatus include sensor, expansion locking device 2,
Limiting device 3, the expansion locking device 2 are arranged on gantry crane hanging plate 8, and 4 top of bank is arranged on layer door in limiting device 3.Institute
Sensor is stated by door knife in position detection door lifter or car position whether in leveling.When sensor is arranged on layer door lock
When, it is detection door knife whether in scanning area；It whether is detection layers door particular elements in scanning area when being arranged in carriage
In domain, which can need according to the actual situation sets itself by technical staff, and master control is needed to refer to each layer of door sending
It enables.
The main layer door triangle lock set 18 includes the first plectrum 10, and the main unlocking driving lever includes that the first main unlock is dialled
Bar and the second main unlocking driving lever, the first main unlocking driving lever is linearly, and first main unlocking driving lever one end is arranged close to turn
On one end of the lock hook at dynamic center 17, that is, long-armed, the second main unlocking driving lever is in bending, second main unlocking driving lever one end peace
On the galianconism of center of rotation 17.The free end of first main unlocking driving lever and the second main unlocking driving lever is interlaced not to be contacted.
First plectrum 10 is ladder-like.One of ladder drives the first unlocking driving lever 20 to open layer door toward a direction rotational energy
Lock 1, another ladder drive the second unlocking driving lever 7 to open layer door lock 1 toward other direction rotational energy.
The expansion locking device 2 is including being equipped with spring 22, the spring in flexible body 25, the flexible body 25
22 upper ends are connected with telescopic pin 21, and telescopic pin 21 is inclined-plane toward the direction that layer door 6 is closed on one side, and the lower end of telescopic pin 21 is connected with
Energization magnet 24,21 bottom of telescopic pin are connected with a unlock rope 23.It is additionally provided with unlocking protection device switching circuit, it is described logical
Electromagnet 24 is located in the unlocking protection device switching circuit, and after the sensor sensing to leveling, energization magnet 24 is powered
Telescopic pin 21 toward drop-down, the layer door 6 after unlocking is smoothly opened.
The layer door 6 is equipped with detection system, including layer door interlock switch circuit, and the layer door interlock switch circuit is equipped with instruction
Lamp 12 and point driving switch 19, indicator light 12 are arranged on layer door 6, and the contact of point driving switch is located at the free end of the first unlocking driving lever
On, on the first plectrum, the first plectrum 10 can touch crawl when contacting with the first unlocking driving lever and open for the coupling part of point driving switch
19 are closed, indicator light 12 is bright.A resistance is parallel on the switching circuit of indicator light 12, when layer door interlock switch closure and main unlocking fills
When i.e. point driving switch 19 is closed when the first plectrum 10 and the first unlocking driving lever set contact, indicator light 12 is bright, prompts layer door lock 1 also
It is not switched on, and after layer door 6 unlocks, layer door interlock switch disconnects, and 12 circuit of indicator light is cut off therewith, and indicator light 12 goes out.
The switching circuit of layer door interlock switch circuit and layer door unlocking protection device is interlocked relationship.But when layer door interlock switch is disconnected
When opening, signal determining is detected by sensor, is condition sex work.
It is additionally provided with secondary unlocking apparatus, including secondary layer door triangle lock set 14, rotary shaft 16, unlocking lever 15, unlocking idler wheel
11, unlocking connecting rod 26 is located on secondary layer door triangle lock set 14 on the layer door 6 of the lock body, secondary layer door triangle lock set
14 include the second plectrum 13, and the unlocking lever 15 is by the gantry crane hanging plate 8 where lock body described in rotary shaft 16, the unlocking
Lever 15 is in bending-like, and the unlocking idler wheel 11 is fixed on the upper end of unlocking lever 15, triggers unlocking thick stick by the second plectrum 13
Bar 15 acts, and described 26 one end of unlocking connecting rod is rigidly attached on one end of 17 latch hook of center of rotation, other end connection
On the unlocking idler wheel 11, when driving the rotation of unlocking lever 15 to contact with unlocking connecting rod 26 by secondary layer door triangle lock set 14
Trigger layer door lock 1 is opened, and the first limited post 28 and the second limited post 27 are equipped between 15 both ends of unlocking lever.Unlocking lever
15 by gravity or spring 22 it is self-locking at original state when, unlocking idler wheel 11 is not contacted with the unlocking connecting rod 26 on layer door lock 1, can
To rely on 28 Horizontal limiting of the first limited post；When secondary unlocking component is driven by the second plectrum 13, the second limited post can be relied on
27 limits occur reversion and topple after preventing unlocking connecting rod 26 from leaving.
The galianconism of the center of rotation 17 is connected with layer door lock pull rope 9.
Working principle of the present invention is as follows:
If Lift out of order just needs personnel outside the Room to open the maintenance of layer door 6 or sue and labour.As shown in figs. 1-7, nominal situation
When action process it is as follows, when outside the Room personnel with three angled spoons open layer door lock 1 when, if main layer door triangle lock set 18 can normally turn
It is dynamic, it is contacted in the rotary course counterclockwise of the first plectrum 10 with the first unlocking driving lever 20, latch hook is up mentioned, while indicator light 12
Point driving switch 19 is closed, as shown in figure 5, i.e. switch K closure, indicator light 12 is bright, after layer door lock 1 fully opens, as shown in Figure 5
Relay coil power loss, layer door interlock switch KM1 are disconnected, and circuit is cut off, and indicator light 12 goes out, it was demonstrated that layer door lock 1 is opened successfully.
Sensor on elevator stopping deck lock 1 starts to scan, when carriage is at this layer, detect a knife there are anti-
Being fed to control system is closed the switch KM2 in Fig. 5, KM2 coil obtain it is electric, the energization magnet 24 of expansion locking device 2 it is electric, enable
Telescopic pin 21 is shunk, and after opening layer door lock 1, the idler wheel of gantry crane hanging plate 8 is pushed on layer door guide rail 5, and layer door 6 is just normally opened
It opens.Gate can be driven to open when opening layer door 6.
Sensor on elevator stopping deck lock 1 starts to scan, and when carriage is not at this layer, sensor can't detect door
The presence of knife, switch KM2 and coil KM2 are not closed, and expansion locking device 2 is in the lock state, if layer door lock 1 is as above just normally opened
It opens, when layer door 6, which is opened, arrives certain distance, since limiting device 3 and expansion locking device 2 are interfered, layer door 6, which is obstructed, to be continued
It opens.It is operated if operator needs to enter hoistway really, the unlock rope 23 of expansion locking device 2 can be pulled to press spring 22
Contracting, telescopic pin 21 are retracted in flexible body 25 and open, and layer door 6 can fully open.When layer door 6 is re-closing off, telescopic pin 21
Inclined-plane and limiting device 3 when contacting retraction stretch in body 25,6 normal switching-off of layer door.
When layer door 6 completely closes, when layer door lock 1 is closed, if the layer door interlock switch KM1 of Fig. 5 is closed, KM1 coil obtain it is electric, often
Make and break is closed KM1 and is disconnected, KM2 coil losing electricity, and KM2 switch disconnects, and telescopic pin 21 restores lock state under the effect of spring 22.At this time
First plectrum 10 has left the first unlocking driving lever 20, and point driving switch 19 disconnects, and coil KM1 is still powered on.
The action process of unusual service condition:
When three angled spoon of operator Room external application insertion main layer door triangle lock set 18 is unlocked, the first plectrum 10 is opened with first
Point driving switch 19 when driving lever 20 contacts to be locked to be closed, indicator light 12 is bright, if layer door lock 1 cannot continue to open due to various reasons, layer
1 switch KM1 of door lock is closed always, and indicator light 12 can not rotate three angled spoons after being always maintained at working condition, or three angled spoons of insertion,
Prove that layer door lock 1 is not opened.As shown in fig. 6, operator can revolve three angled spoons being inserted into toward another direction at this time
Turn, the first plectrum 10 of driving rotates clockwise, and the first plectrum 10 drives the second unlocking driving lever 7 to rotate clockwise, to make layer door
Lock 1 is opened.Or as shown in fig. 7, at this time operator can from the secondary layer door triangle lock set 14 of secondary unlocking apparatus be inserted into three angled spoons,
Drive the second plectrum 13 to rotate clockwise, the second plectrum 13 drive unlocking lever 15 counterclockwise rotate, when unlocking idler wheel 11 with open
When locking the contact of connecting rod 26, driving unlocking connecting rod 26 lifts latch hook, so that layer door lock 1 be made to open.Layer door opening protecting apparatus
Operating principle and above-mentioned identical.
It is provided for the embodiments of the invention technical solution above to be described in detail, specific case used herein
The principle and embodiment of the embodiment of the present invention are expounded, the explanation of above embodiments is only applicable to help to understand this
The principle of inventive embodiments；At the same time, for those skilled in the art, according to an embodiment of the present invention, in specific embodiment party
There will be changes in formula and application range, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. a kind of band opens the layer door of defencive function, including bank, gantry crane hanging plate, layer door lock, layer door on layer door, the layer door pass through
Gantry crane hanging plate is connected on the layer door on bank, and the layer door lock is located on gantry crane hanging plate, which is characterized in that the layer door lock is set
There are lock body and center of rotation, is equipped with main unlocking apparatus close to the layer door of the center of rotation, the main unlocking apparatus includes master
Layer door triangle lock set, main unlocking driving lever, one end of the main unlocking driving lever are fixed in the center of rotation, the main unlocking
Driving lever includes the first main unlocking driving lever and the second main unlocking driving lever, and first main unlocking driving lever one end is arranged close to center of rotation
On one end of lock hook, that is, long-armed, second main unlocking driving lever one end is mounted on the galianconism of center of rotation, main layer door triangle lock set
Rotation is to drive main unlocking driving lever to lift the lock hook of center of rotation up to open a layer door lock；
It is additionally provided with a layer door opening protecting apparatus, the layer door opening protecting apparatus includes sensor, expansion locking device, limit dress
It sets, the expansion locking device is arranged on gantry crane hanging plate, and the limiting device is arranged on layer door on bank.
2. a kind of band opens the layer door of defencive function according to claim 1, which is characterized in that the main layer door triangulation chain group
Part includes the first plectrum, and the first main unlocking driving lever is linearly, and the second main unlocking driving lever is in bending, and first is main
The free end of unlocking driving lever and the second main unlocking driving lever is interlaced not to be contacted.
3. a kind of band opens the layer door of defencive function according to claim 2, which is characterized in that first plectrum is ladder
Shape, the galianconism of the center of rotation are connected with a layer door lock pull rope.
4. a kind of band opens the layer door of defencive function according to claim 2, which is characterized in that the expansion locking device packet
It includes flexible body, spring is installed in the telescopic body, the spring upper end is connected with telescopic pin, flexible to sell to the closing of layer door
Direction be on one side inclined-plane, the lower end of telescopic pin is connected with energization magnet, is additionally provided with unlocking protection device switching circuit, described logical
Electromagnet is located in the unlocking protection device switching circuit, and the sensor setting is on layer door lock or in carriage, the biography
After sensor senses leveling, energization magnet is powered telescopic pin toward drop-down, and the layer door after unlocking is smoothly opened.
5. a kind of band opens the layer door of defencive function according to claim 4, which is characterized in that the telescopic pin bottom connection
There is a unlock rope.
6. a kind of band opens the layer door of defencive function according to claim 4, which is characterized in that the layer door is equipped with detection
System, including layer door interlock switch circuit, the layer door interlock switch circuit are equipped with indicator light and point driving switch, the indicator light setting
On layer door, the contact of the point driving switch is located on the free end of the first unlocking driving lever, and the coupling part of point driving switch is
On one plectrum, the first plectrum and the first unlocking driving lever can touch point driving switch when contacting, and indicator light is bright.
7. a kind of band opens the layer door of defencive function according to claim 6, which is characterized in that the unlocking protection device is opened
Powered-down road and floor door interlock switch circuit are interlocked relationships.
8. a kind of band opens the layer door of defencive function according to claim 1, which is characterized in that it is additionally provided with secondary unlocking apparatus,
Including secondary layer door triangle lock set, rotary shaft, unlocking lever, unlocking idler wheel, unlocking connecting rod, the pair layer door triangle lock set is set
On the layer door close to the lock body, the unlocking lever is connected on the gantry crane hanging plate where the lock body by rotary shaft,
The unlocking idler wheel is fixed on the upper end of the unlocking lever, and unlocking connecting rod one end is rigidly attached to locks close to center of rotation
On one end of hook, the other end is connected on the unlocking idler wheel, drives unlocking lever rotation to be lifted by secondary layer door triangle lock set
Play the latch hook of unlocking connecting rod and center of rotation.
9. a kind of band opens the layer door of defencive function according to claim 8, which is characterized in that the pair layer door triangulation chain group
Part includes the second plectrum.
10. a kind of band opens the layer door of defencive function according to claim 9, which is characterized in that the unlocking lever is in folding
Curved shape is equipped with the first limited post and the second limited post between both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710197810.4A CN106744214B (en) | 2017-03-29 | 2017-03-29 | A kind of band opens the layer door of defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710197810.4A CN106744214B (en) | 2017-03-29 | 2017-03-29 | A kind of band opens the layer door of defencive function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106744214A CN106744214A (en) | 2017-05-31 |
| CN106744214B true CN106744214B (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710197810.4A Active CN106744214B (en) | 2017-03-29 | 2017-03-29 | A kind of band opens the layer door of defencive function |
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| CN109441248B (en) * | 2018-11-28 | 2024-04-05 | 苏州市职业大学 | Split type single-unlocking door lock of elevator |
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| CN109399429B (en) * | 2018-12-18 | 2020-11-13 | 日立电梯（中国）有限公司 | Power-assisted door closing device for elevator hall door |
| CN109835798B (en) * | 2019-02-01 | 2021-04-02 | 日立电梯（中国）有限公司 | Elevator landing door |
| CN109896402B (en) * | 2019-04-03 | 2024-06-11 | 浙江梅轮电梯股份有限公司 | Landing door device of shallow pit elevator |
| CN111285232A (en) * | 2020-03-06 | 2020-06-16 | 广东省特种设备检测研究院珠海检测院 | Elevator landing door lock protection method |
| CN111453590A (en) * | 2020-05-22 | 2020-07-28 | 菱王电梯股份有限公司 | Elevator system capable of prohibiting non-professional persons from opening elevator landing door |
| CN114084760B (en) * | 2021-10-08 | 2023-04-28 | 浙江智菱科技有限公司 | Double-protection elevator door motor driving lock |
| CN114084761B (en) * | 2021-10-08 | 2023-03-10 | 浙江智菱科技有限公司 | Door machine driven elevator anti-falling method and door machine linkage protection anti-falling elevator |
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| JPH08310743A (en) * | 1995-05-17 | 1996-11-26 | Mitsubishi Denki Bill Techno Service Kk | Positioning control system for elevator car |
| JP2010215381A (en) * | 2009-03-18 | 2010-09-30 | Mitsubishi Electric Building Techno Service Co Ltd | Elevator landing device |
| CN201626745U (en) * | 2010-02-04 | 2010-11-10 | 陈敬 | Twice-unlocking and anti-falling device of door lock of elevator |
| CN202273497U (en) * | 2011-08-22 | 2012-06-13 | 杭州市余杭实验中学 | Convenient door zipper |
| CN202464974U (en) * | 2012-01-10 | 2012-10-03 | 上海三菱电梯有限公司 | Triangle key safety unlocking device of elevator landing door |
| CN205575345U (en) * | 2016-05-09 | 2016-09-14 | 湖北电梯厂 | Mine elevator electromagnetism lock |
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- 2017-03-29 CN CN201710197810.4A patent/CN106744214B/en active Active
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