CN104760871A - Outer manual unlocking device of elevator car locking hall - Google Patents

Outer manual unlocking device of elevator car locking hall Download PDF

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Publication number
CN104760871A
CN104760871A CN201410007512.0A CN201410007512A CN104760871A CN 104760871 A CN104760871 A CN 104760871A CN 201410007512 A CN201410007512 A CN 201410007512A CN 104760871 A CN104760871 A CN 104760871A
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CN
China
Prior art keywords
lock
door
latch hook
door lock
gate
Prior art date
Application number
CN201410007512.0A
Other languages
Chinese (zh)
Other versions
CN104760871B (en
Inventor
邓浩斌
霍俊超
陈昌伟
张晓玲
Original Assignee
日立电梯(中国)有限公司
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Priority to CN201410007512.0A priority Critical patent/CN104760871B/en
Publication of CN104760871A publication Critical patent/CN104760871A/en
Application granted granted Critical
Publication of CN104760871B publication Critical patent/CN104760871B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02Door or gate operation
    • B66B13/12Arrangements for effecting simultaneous opening or closing of cage and landing doors

Abstract

The invention belongs to the technical field of elevator products, and in particular, relates to an outer manual unlocking device of an elevator car locking hall. The device comprises a car door upper sill, a car door lifting plate, a floor door lifting plate and a floor door lock, wherein the car door upper sill is provided with a car door guide rail for sliding the car door lifting plate; a door knife is mounted on the car door lifting plate, and is provided with a car door latch component movably hinged to the door knife; the car door latch component fits a locking position of a locking base fixed on the car door upper sill; and the door knife is provided with an unlocking component for releasing the car door latch component on the door knife from the locking position on the locking base when the floor door lock is opened manually. The device can prevent the rescue difficulty caused by forgetting taking a tool, and facilitates to improve the rescue efficiency; and in addition, the device has the advantages of simple and compact structure, reliability, practicability, low manufacturing cost, safety and reliability in use, convenience for use, simple operation, no need of additionally arranging the tool and facilitation of promoting the brand image.

Description

Manual unlocking device outside a kind of elevator cage door lock Room

Technical field

The present invention relates to elevator technology field, particularly relate to a kind of device of elevator cage door door lock manual unlocking.

Background technology

The sill line of national regulations lift car and well enclosure can not exceed certain distance, but the gate that car door lock is housed then is not subject to the restriction of this distance.The safety misadventure of taking off door in simultaneously constantly having elevator to run in recent years in sedan-chair occurs, and elevator is equipped with the trend that car door lock becomes current.

The effect of car door lock is, is in locking state when the elevator is run or when non-leveling zone, prevents from taking off door in passenger's sedan-chair and the danger causing opening gate, and can open gate in sedan-chair or sedan-chair when leveling zone.Current layer door mainly leans on gate to drive when flat bed and opens the door and close the door, work as elevator power failure, have people to fall in a swoon in sedan-chair or engineering staff needs to enter car time, and when car is just in time at leveling zone, it is conjunction state that door cutter (when door cutter is leveling zone enabling, gate drives layer door to open) is just in time in layer door lock roller, Room door can only open a segment distance by triangular key, stretch out one's hand again and enter in this gap, car door lock is pulled open by stirring corresponding mechanism, carry out the subsequent actions such as enabling again, this generic operation general all carries out in the region that crack between a door and its frame is less, may not stretch in this region when hand as people is wider and operate, there is inoperable risk, namely the region outside the leveling zone Room is difficult to open Room door and gate, now need a kind of method solution problems directly can pushed Room door open outside the Room car door lock is unlocked, therefore, designing a kind of mode, directly can push the elevator cage door lock manual unlocking device that Room door makes car door lock unlock outdoors open in the Room extremely urgent.

Summary of the invention

The object of the invention is to solve the problems of the technologies described above, a kind of manual unlocking device directly can pushed Room door open outside the Room elevator cage door lock is unlocked is provided, this device can avoid the difficulty being difficult to rescue brought owing to leaving behind instrument, contributes to the efficiency improving rescue; In addition this apparatus structure is simply compact, reliable and practical, and cost of manufacture is low, safe and reliable, easy to use, simple to operate, without the need to additional configuration instrument, contributes to promoting brand image.

In order to reach above-mentioned technical purpose, the present invention is achieved by the following technical programs:

Manual unlocking device outside a kind of elevator cage door lock Room of the present invention, comprise bank on gate, gate gantry crane plate, layer every boatswain chair, layer door lock, on described gate, bank is provided with the gate door guide rail slided for gate gantry crane plate, described gate gantry crane plate is provided with a cutter, described door cutter is provided with the car door lock hook assembly be movably hinged with door cutter, and described car door lock hook assembly coordinates with the lock-bit of the lock be fixed on gate on bank; Described door cutter is provided with the unlock component that the car door lock hook assembly when manual unlocking layer door lock on door cutter can depart from the lock-bit O place on lock.

In the present invention, the bottom of described gate gantry crane plate is fixedly connected with the bottom of door cutter by the backing pin be arranged on bottom gate gantry crane plate; Described car door lock hook assembly comprises latch hook, adapter shaft and retracing spring; Described latch hook comprise the horizontally disposed latch hook main body with snap fit, vertically disposed can with top push rod turn over the vertical rod portion that hook part coordinates, described latch hook is articulated with on a cutter by lock hook shaft actively, described latch hook main body is provided with adapter shaft, retracing spring for resetting to latch hook accordingly, and described snap fit coordinates with the lock-bit of the lock be fixed on gate on bank.

In the present invention, described unlock component has following two kinds of versions:

The first is that described unlock component comprises left swing bar, left cramp bar, right fork, right cramp bar, top driving lever, top-supported bar; Described left swing bar is by the leftward position being articulated with a cutter of upper and lower two left cramp bar activities, and described right fork is movably hinged the right positions in door cutter by upper and lower two right cramp bars;

The right part of described top driving lever is provided with one and turns over hook part, and the vertical rod portion of described latch hook and turning between hook part of driving lever are provided with distance, be easy for installation and maintenance, when the lock-bit on the snap fit and lock of described latch hook main body disengages, described left swing bar touches backing pin.

The second is, described unlock component comprises left swing bar, left cramp bar, right fork, right cramp bar, top-tensioned stay cord; Described left swing bar is by the leftward position being articulated with a cutter of upper and lower two left cramp bar activities; Described right fork is movably hinged the right positions in door cutter by upper and lower two right cramp bars; Described top-tensioned stay cord one end is fixed on left swing bar, and the other end is fixed on the vertical rod portion of latch hook; When snap fit in described latch hook main body and the lock-bit on lock disengage, described left swing bar touches backing pin.

In addition, in the present invention, on described gate, bank is provided with the guide groove of band curved surface, and the top of described left swing bar is provided with the roller rolled on the curved surface of described guide groove, and described left swing bar moves along the path of motion of guide groove curved surface under the drive of roller.

In the present invention, the layer door lock of described layer every boatswain chair is provided with two parallel and spaced layer door lock rollers, these two layer door lock rollers can enter the position between the left swing bar of described door cutter and right fork when Elevator landing.

Compared with prior art, the invention has the beneficial effects as follows:

(1) elevator cage door lock manual unlocking device of the present invention long-rangely outside the Room can directly open layer door, simply easy to operate, avoids the difficulty being difficult to rescue brought because leaving behind instrument, contributes to the efficiency improving rescue;

(2) elevator cage door institute of the present invention manual unlocking device, simple and compact for structure, and structure is simple, safe and reliable, and cost of manufacture is cheap.

(3) elevator cage door institute of the present invention manual unlocking device, without the need to additional configuration instrument during use, contributes to promoting brand image.

Accompanying drawing explanation

Fig. 1 is manual unlocking device structural representation outside the elevator cage door lock Room described in the embodiment of the present invention one (before leveling zone unblock);

Fig. 2 is manual unlocking device structural representation outside the elevator cage door lock Room described in the embodiment of the present invention one (when leveling zone unlocks);

Fig. 3 is manual unlocking device structural representation outside the elevator cage door lock Room described in the embodiment of the present invention one (leveling zone unlocks rear);

Fig. 4 is door cutter and unlock component and car door lock hook assembly structure for amplifying schematic diagram in the embodiment of the present invention one;

Fig. 5 is car door lock hook assembly structure for amplifying schematic diagram in the embodiment of the present invention one;

Fig. 6 is manual unlocking device structural representation outside the elevator cage door lock Room described in the embodiment of the present invention two (before leveling zone unblock);

Detailed description of the invention

Embodiment one:

As shown in Figures 1 to 4, manual unlocking device outside a kind of elevator cage door lock Room of the present invention, comprise bank 1 on gate, gate gantry crane plate 2, layer every boatswain chair (not shown), layer door lock 9, on described gate, bank 1 is provided with the gate door guide rail 3 slided for gate gantry crane plate 2, described gate gantry crane plate 2 is provided with a cutter 4, described door cutter 4 is provided with the car door lock hook assembly 5 be movably hinged with door cutter 4, and described car door lock hook assembly 5 coordinates with the lock-bit O place on lock 6; Described door cutter 4 is provided with the unlock component 7 that car door lock hook assembly 5 can depart from the lock-bit O place on lock 6 when manual unlocking layer door lock.

As shown in Figures 1 to 5, the bottom of described gate gantry crane plate 2 is fixedly connected with the bottom of door cutter 4 by the backing pin 8 be arranged on bottom gate gantry crane plate 2.Described car door lock hook assembly 5 comprises latch hook 51, lock hook shaft 52, adapter shaft 53 and retracing spring 54; Described latch hook 51 comprise the horizontally disposed latch hook main body 511 with snap fit, vertically disposed can with top driving lever 75 turn over the vertical rod portion 512 that hook part 751 coordinates, described latch hook 51 is articulated with on a cutter 4 by lock hook shaft 52 actively, described latch hook main body 511 is provided with accordingly the adapter shaft 53 for resetting to latch hook 51, retracing spring 54, upper described snap fit coordinates with the lock-bit O place on lock 6.

Described unlock component 7 comprises left swing bar 71, left cramp bar 72, right fork 73, right cramp bar 74, top driving lever 75, top-supported bar 76; Described left swing bar 71 is by the leftward position being articulated with a cutter 4 of upper and lower two groups of left cramp bars 72 activity, bank 1 is also provided with described gate the guide groove 10 with curved surface, the top of described left swing bar 71 is provided with the roller 11 rolled on the curved surface 101 of described guide groove 10, and described left swing bar 71 moves along the path of motion of guide groove 10 curved surface 101 under the drive of roller 11; Described right fork 73 is movably hinged the right positions in door cutter 4 by upper and lower two right cramp bars 74;

The right part of described top driving lever 75 is provided with one and turns over hook part 751.

When the snap fit in described latch hook main body 511 and the lock-bit O place on lock disengage, described left swing bar 71 touches backing pin 8, in addition, for the ease of installation and maintenance etc., vertical rod portion 512 and the turning between hook part 751 of top driving lever 75 of described latch hook 51 are provided with distance.The layer door lock 9 of described layer every boatswain chair is provided with two parallel and these two layer door lock rollers of spaced layer door lock roller and can enters position between the left swing bar 71 of described door cutter 4 and right fork 73 when Elevator landing, one of them is tight pulley 91, and another is driving wheel 92.

Below illustrate the principle of work of manual unlocking device outside the elevator cage door lock Room of the present invention:

(1) as shown in Figure 1, when elevator is at leveling zone, elevator power failure, rescue group needs to enter car and rescues people, now two-layer door lock roller and tight pulley, 91 and driving wheel 92 enter in the region between the left swing bar 71 in Men Dao 4 district and right fork 73, during operation, after first opening layer door one segment distance with triangular key insert layer door triangulation chain, at observation car behind this layer of position, continue to open layer door, now layer door lock tight pulley 91 will move together in company with layer door, and gate keeps static;

(2) tight pulley 91 continue left horizontal motion time, left swing bar 71 on contact door cutter 4 is promoted left swing bar 71 and rotates counterclockwise around the axle center of left cramp bar 72, left swing bar 71 drives top driving lever 75 to rotate counterclockwise around top-supported bar 76 axle center simultaneously, top driving lever 75 also rotates around left swing bar 71 articulated section while doing to rotate counterclockwise around the axle center of top-supported bar 76, a horizontal motion components is left had in its process rotated, the vertical rod portion 512 that this horizontal motion power is enough to stir latch hook 51 makes left-hand revolution, make unlocking motion, then, at left swing bar 711 after left cramp bar 723 axle center rotates counterclockwise certain angle, when latch hook 10 lifts completely, namely the snap fit of latch hook main body 511 is separated from (as shown in Figure 2) from the lock-bit O on lock 6,

(3) as shown in Figure 3, left swing bar 71 will touch backing pin 8, stop by backing pin 8, left swing bar 71 no longer rotates, then promotes backing pin 8, and backing pin 8 just drives door cutter 4 together with gate to left movement, realize the action of opening the door, thus complete the door opening process of elevator cage door lock manual unlocking device.

Embodiment two:

The present embodiment is substantially identical with embodiment one, its difference is: as shown in Figure 6, described unlock component 7 comprises left swing bar 71, left cramp bar 72, right fork 73, right cramp bar 74, top-tensioned stay cord 75 ', described top-tensioned stay cord 75 ' one end is fixed on left swing bar 71, and the other end is fixed on the vertical rod portion 512 of latch hook 51; When snap fit in described latch hook main body 511 and the lock-bit on lock 6 disengage, described left swing bar 71 touches backing pin 8, it is by pulling function band moveable lock hook main body 511 upper clamping hook of top-tensioned stay cord 75 ' and the locking of lock 6 and the object of unblock, other principle of work are identical with embodiment, do not repeat them here.

The present invention is not limited to above-mentioned embodiment, if do not depart from the spirit and scope of the present invention to various change of the present invention or modification, if these are changed and modification belongs within claim of the present invention and equivalent technologies scope, then the present invention also comprises these change and modification.

Claims (6)

1. manual unlocking device outside an elevator cage door lock Room, comprise bank on gate, gate gantry crane plate, layer every boatswain chair, layer door lock, on described gate, bank is provided with the gate door guide rail slided for gate gantry crane plate, described gate gantry crane plate is provided with a cutter, it is characterized in that: described door cutter is provided with the car door lock hook assembly be movably hinged with door cutter, described car door lock hook assembly coordinates with the lock-bit place of the lock be fixed on gate on bank;
Described door cutter is provided with the unlock component that the car door lock hook assembly when manual unlocking layer door lock on door cutter can depart from the lock-bit on lock.
2. manual unlocking device outside the elevator cage door lock Room according to claim 1, is characterized in that: the bottom of described gate gantry crane plate is fixedly connected with the bottom of door cutter by the backing pin be arranged on bottom gate gantry crane plate;
Described car door lock hook assembly comprises latch hook, adapter shaft and retracing spring;
Described latch hook comprise the horizontally disposed latch hook main body with snap fit, vertically disposed can with top push rod turn over the vertical rod portion that hook part coordinates, described latch hook is articulated with on a cutter by lock hook shaft actively, described latch hook main body is provided with accordingly adapter shaft, the retracing spring for resetting to latch hook, described snap fit coordinates with the lock-bit of the lock be fixed on gate on bank;
Described unlock component comprises left swing bar, left cramp bar, right fork, right cramp bar, top driving lever, top-supported bar;
Described left swing bar is by the leftward position being articulated with a cutter of upper and lower two left cramp bar activities;
Described right fork is movably hinged the right positions in door cutter by upper and lower two right cramp bars;
Described top driving lever is movably hinged in door cutter left side top position by top-supported bar, and the right part of described top driving lever is provided with one and turns over hook part;
When lock-bit on the snap fit of described latch hook main body and lock disengages, described left swing bar touches backing pin.
3. manual unlocking device outside the elevator cage door lock Room according to claim 2, is characterized in that: vertical rod portion and the turning between hook part of driving lever of described latch hook are provided with distance.
4. manual unlocking device outside the elevator cage door lock Room according to claim 1, is characterized in that: the bottom of described gate gantry crane plate is fixedly connected with the bottom of door cutter by the backing pin be arranged on bottom gate gantry crane plate;
Described car door lock hook assembly comprises latch hook, adapter shaft and retracing spring;
Described latch hook comprise the horizontally disposed latch hook main body with snap fit, vertically disposed can with top push rod turn over the vertical rod portion that hook part coordinates, described latch hook is articulated with on a cutter by lock hook shaft actively, described latch hook main body is provided with accordingly adapter shaft, the retracing spring for resetting to latch hook, described snap fit coordinates with the lock-bit of the lock be fixed on gate on bank;
Described unlock component comprises left swing bar, left cramp bar, right fork, right cramp bar, top-tensioned stay cord;
Described left swing bar is by the leftward position being articulated with a cutter of upper and lower two left cramp bar activities;
Described right fork is movably hinged the right positions in door cutter by upper and lower two right cramp bars;
Described top-tensioned stay cord one end is fixed on left swing bar, and the other end is fixed on the vertical rod portion of latch hook;
When snap fit in described latch hook main body and the lock-bit on lock disengage, described left swing bar touches backing pin.
5. manual unlocking device outside the elevator cage door lock Room according to any one of claim 2 to 4, is characterized in that: on described gate, bank is provided with the guide groove of band curved surface, and the top of described left swing bar is provided with the roller rolled on the curved surface of described guide groove.
6. manual unlocking device outside the elevator cage door lock Room according to any one of claim 2 to 4, it is characterized in that: the layer door lock of described layer every boatswain chair is provided with two parallel and spaced layer door lock rollers, these two layer door lock rollers can enter the position between the left swing bar of described door cutter and right fork when Elevator landing.
CN201410007512.0A 2014-01-07 2014-01-07 Manual unlocking device outside a kind of elevator cage door lock Room CN104760871B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410007512.0A CN104760871B (en) 2014-01-07 2014-01-07 Manual unlocking device outside a kind of elevator cage door lock Room

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410007512.0A CN104760871B (en) 2014-01-07 2014-01-07 Manual unlocking device outside a kind of elevator cage door lock Room

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CN104760871B CN104760871B (en) 2016-10-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105110152A (en) * 2015-09-14 2015-12-02 宁波欣达电梯配件厂 Door pushing resistant device for elevator
CN105366513A (en) * 2015-12-07 2016-03-02 苏州和阳金属科技有限公司 Anti-scrabbling door vane structure for elevator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446759B1 (en) * 2001-06-08 2002-09-10 Otis Elevator Company Door coupler and latch system for elevator car and landing doors
JP2010269888A (en) * 2009-05-20 2010-12-02 Mitsubishi Electric Corp Device for engaging door of elevator and door device of elevator
CN202296756U (en) * 2011-09-30 2012-07-04 快意电梯有限公司 Synchronous door knife of lift car door lock
CN102923554A (en) * 2012-10-26 2013-02-13 昆山集智成模具有限公司 Integrated door knife for car door lock

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446759B1 (en) * 2001-06-08 2002-09-10 Otis Elevator Company Door coupler and latch system for elevator car and landing doors
JP2010269888A (en) * 2009-05-20 2010-12-02 Mitsubishi Electric Corp Device for engaging door of elevator and door device of elevator
CN202296756U (en) * 2011-09-30 2012-07-04 快意电梯有限公司 Synchronous door knife of lift car door lock
CN102923554A (en) * 2012-10-26 2013-02-13 昆山集智成模具有限公司 Integrated door knife for car door lock

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105110152A (en) * 2015-09-14 2015-12-02 宁波欣达电梯配件厂 Door pushing resistant device for elevator
CN105110152B (en) * 2015-09-14 2017-10-17 宁波欣达电梯配件厂 Elevator is anti-to take off door gear
CN105366513A (en) * 2015-12-07 2016-03-02 苏州和阳金属科技有限公司 Anti-scrabbling door vane structure for elevator

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Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
EXSB Decision made by sipo to initiate substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20150708

Assignee: Hitachi elevator (China) Co., Ltd. Guangzhou factory

Assignor: Hitachi Elevator (China) Co., Ltd.

Contract record no.: 2018440000082

Denomination of invention: Outer manual unlocking device of elevator car locking hall

Granted publication date: 20161005

License type: Common License

Record date: 20180626

EE01 Entry into force of recordation of patent licensing contract