CN104418218A - Elevator landing door device - Google Patents

Elevator landing door device Download PDF

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Publication number
CN104418218A
CN104418218A CN201310379482.1A CN201310379482A CN104418218A CN 104418218 A CN104418218 A CN 104418218A CN 201310379482 A CN201310379482 A CN 201310379482A CN 104418218 A CN104418218 A CN 104418218A
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CN
China
Prior art keywords
hook
door
movable hook
lock unit
elevator landing
Prior art date
Application number
CN201310379482.1A
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Chinese (zh)
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CN104418218B (en
Inventor
金长明
童正国
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上海三菱电梯有限公司
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Priority to CN201310379482.1A priority Critical patent/CN104418218B/en
Publication of CN104418218A publication Critical patent/CN104418218A/en
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Publication of CN104418218B publication Critical patent/CN104418218B/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
    • 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
    • B66B13/30Constructional features of doors or gates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions

Abstract

The invention discloses an elevator landing door device. The elevator landing door device comprises a landing door device body, a door hanging plate, a door guide rail, a landing door, two fixed hooks, two flexible hooks, two unlocking units and a manual operating part; the first fixed hook and the second fixed hook are fixed on the landing door device body; the second fixed hook is arranged above the first fixed hook; the first flexible hook is arranged on the door hanging plate through a first fixed shaft and can rotate around the first fixed shaft; the first flexible hook is driven by the first unlocking unit to rotate to enable the first flexible hook to be separated from the first fixed hook; the second flexible hook is arranged on the door hanging plate through a second fixed shaft and can rotate around the second fixed shaft; the second flexible hook is driven by the second unlocking unit to rotate to enable the second flexible hook to be separated from the second fixed hook; the first flexible hook rotates in the opposite direction when the second flexible hook rotates; one end of the manual operating part is connected with the second unlocking unit; the other end of the manual operating part is located at the position of the landing door. According to the elevator landing door device, the risk of the accidental opening of the landing door due to the fact that one of locking mechanisms fails can be avoided due to the two locking mechanisms and the shaft falling is prevented through secondary unlocking.

Description

Elevator landing door

Technical field

The present invention relates to a kind of lift facility, specifically belong to a kind of preventing layer door and open the elevator landing door causing user or maintainer to fall hoistway.

Background technology

Along with the social level of urbanization is more and more higher, urbanization process is more and more faster, increasing high buildings and large mansions are rised sheer from level ground, and elevator is as requisite modernization transportation means, inseparable with the life and work of people.But along with elevator is in the continuous increase by quantity, the safety misadventure relevant to elevator also happens occasionally, wherein passenger, service personnel or rescue group accidentally crash into hoistway from the layer door of stop and cause the situation of injures and deaths frequently to occur especially.

At present, conventional elevator door generally only has a secondary lock hook, and mainly relies on the external force such as spring to keep sealed.When this latch hook unlocks because of inefficacy, layer door may be accidentally opened under external force, and then causes danger, and causes casualties.In addition, due to maintenance or rescue, operating personal needs to use triangular key to open layer door from stop side sometimes, now often darker in hoistway, operating personal is difficult to judge the particular case in car position and hoistway exactly, therefore very easily steps on the accident that sky falls.And, the key unlocking position at layer door place is general higher, when operating personal opens layer door, the higher meeting of gravity center of human body causes astasia, has very strong interior inspiratory flow, very easily make operating personal fall into hoistway generation casualty accident in the moment that layer door is opened in the elevator hoistways of especially skyscraper.Therefore, in order to avoid the generation of similar accident, need to use layer door gear more safe and reliable and simple to operate.

Utility model patent CN201808983U discloses a kind of safeguard protection device for elevator unlocking outside hall, this technical scheme installs protection activity latch hook in the side of the movable latch hook of Room door, the fixing latch hook of protection is installed with protection activity latch hook to coordinating in the side fixing latch hook at Room door, by Room door lock hook and the alternating action protecting latch hook, and the latch hook reseting handle be arranged on bottom the door of the Room, realize the secondary unlocking of Room door, be blocked when making Room door be opened to the unpassable comparatively small gap of predetermined human body, operating personal can the situation of observing compared with small―gap suture in hoistway first by opening, Room door is opened completely again after safety to be confirmed.But, the program has some significantly deficiencies: 1) position of the movable latch hook of Room door relies on strong magnetic cell to limit, protection activity latch hook is held by strong magnetic cell under normal circumstances, the normal operation of elevator can not be affected, but when there being magnetic interference, the situation that easy generation magnetic force dies down or disappears, causes safe and reliable not; 2) first time is when unblanking, and protection activity latch hook boosts by former Room external-open lock assembly under upwards thrust, and this needs the magnetic force overcoming restriction protection activity latch hook, and enabling power requires enough large, therefore difficulty of opening the door; 3) the movable hook push rod length of unblanking used is for the second time longer, is easily out of shape, and then causes and cannot open the door smoothly; 4) Room door lock hook and protection latch hook can not be in locked state simultaneously, and after the movable latch hook of Room door and Room door fix the Room door lock hook inefficacy of latch hook composition, protection activity latch hook and the fixing latch hook of protection are in released state, cannot lock layer door; 5) owing to employing magnetic element and long push rod, complex structure, cost is too high.

Utility model patent CN201428311Y discloses a kind of safety door lock for elevator landing door, this technical scheme fills a secondary gate stop by hinge hinge on main gate stop, the front end of this secondary gate stop is shaped with vice card hook, between main hook and hook support sidewall, be fixedly mounted with a girt, the front end of this girt is shaped with the pair hook of the secondary gate stop of lockable.Though this structure is comparatively simple, but still has some shortcomings part: 1) after skilled operation, easily complete twice, front and back releasing process in single job, thus lose function and the object of secondary unlocking; 2) operating process that second time unlocks is similar to conventional layer door unlocking motion, still there is the higher risk of easily falling into hoistway of gravity center of human body; 3) Room door lock hook be made up of main gate stop and main hook with by secondary gate stop with secondary link up with the protection latch hook formed and can not be in locked state simultaneously; after Room door lock hook lost efficacy; protection latch hook is in the released state of acquiescence; only have and open layer door triangulation chain by triangular key; link up with sealed by after the rotarily driving plectrum upwardly vertically push rod just can make secondary gate stop left-hand revolution of triangulation chain with pair; therefore when Nobody Knows operate protect latch hook cannot lock layer door, situation that layer door still cannot be avoided to be accidentally opened under external force occurs.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of elevator landing door; structure is simple; be easy to realize or transformation; not only can avoid keeping in repair or rescue time layer door is disposable opens the personnel that cause and step on the situation that sky falls hoistway and occur; lower layer door opens the higher risk of falling into hoistway of moment gravity center of human body; and another protection lockout mechanism still can ensure that layer door cannot be opened completely after layer door locking mechanism lost efficacy, safety performance significantly improves.

For solving the problems of the technologies described above, elevator landing door provided by the invention, comprises a layer door gear body, door strap, door guide rail, layer door, the first stay hook, the first movable hook, the first solution lock unit, the second stay hook, the second movable hook, the second solution lock unit and manual control part;

Described first stay hook, is fixedly mounted on layer door gear body;

Described first movable hook, to be arranged on door strap by one first anchor shaft and can to rotate around this anchor shaft;

Described first separates lock unit, drives the first movable hook to rotate around the first anchor shaft, and the first movable hook and the first stay hook that make to be in interlocking pattern are separated;

Described second stay hook, to be fixedly mounted on layer door gear body and to be positioned at the top of the first stay hook;

Described second movable hook, to be arranged on door strap by one second anchor shaft and can to rotate around this anchor shaft;

Described second separates lock unit, drives the second movable hook to rotate around the second anchor shaft, and the second movable hook and the second stay hook that make to be in interlocking pattern are separated, and when the second movable hook rotation, the first movable hook counter-rotation;

Described manual control part, one end and second is separated lock unit and is connected, and the other end is positioned at layer door place, departs to drive the second movable hook and the second stay hook for controlling the second unblock unit rotational.

Wherein, one end of the second movable hook has hook portion, and the other end has projection, and described hook portion and projection are positioned at the both sides of the second anchor shaft.

Wherein, the center shaft of described second anchor shaft and the angle hooked together between face hooking together plane and the second movable hook be formed centrally in face of the second movable hook are 60 ° ~ 90 °, and preferred angle is 70 ° ~ 80 °.

Preferably, manual control part is stay cord or pull bar.Wherein, the upper end and second of manual control part is separated lock unit and is connected, and lower end is positioned at the lower backside of layer door or the side, enabling side of layer door, and the distance between the lower end of manual control part and stop ground is 100mm ~ 500mm.

Preferably, second separates lock unit comprises support, upper roller and bottom roller, described support is connected with one end of manual control part, the top of this support is provided with a lug, described second unlocks cellular installation to rotate around this anchor shaft on the first anchor shaft, lug on support drive second movable hook that matches with the projection of the second movable hook rotates, and described second to separate the rotation unlocking direction of lock unit contrary with the rotation unlocking direction of the second movable hook.Further, described device also comprises a linkage unit, and this linkage unit is fixedly connected with the second support separating lock unit or is structure as a whole, and when second unlocks unit rotational, this linkage unit drives the first movable hook to rotate.Preferably, described door strap is fixedly equipped with at least one locating dowel pin, the lug position that lock unit is in non-released state is separated in this locating dowel pin restriction second.

Wherein, first separates lock unit comprises Room external-open lock assembly and unlock rope, and the upper end of described unlock rope is connected with the afterbody of the first movable hook, and lower end is connected with Room external-open lock assembly.Or first separates lock unit comprises Room external-open lock assembly and unlocks push rod, and the upper end of described unblock push rod contacts with the bottom of the first movable hook, and lower end is connected with Room external-open lock assembly.

In said structure, when the first movable hook departs from the first stay hook under first separates the driving of lock unit, the maximum opens wide of layer door is 100mm.

Usefulness of the present invention is:

1) when layer door is in closed condition, the first lockout mechanism and the second lockout mechanism are independently in the lock state, and form redundancy, the situation generation avoiding wherein a set of lockout mechanism to lose efficacy causing layer door surprisingly to open;

2) when utilizing triangular key control first solution lock unit to unlock the first movable hook, layer door can only be opened very small―gap suture and the second movable hook and the second stay hook and lock, to improve the vigilance of operating personal and to observe the particular case in hoistway for it, layer door can be avoided to throw open moment, and operating personal steps on the risk that sky falls hoistway accidentally;

3) after completing first time unblock, operating personal needs manually controls control second solution lock unit to unlock the second movable hook, this releasing process is different from conventional unlocking manner, it requires operating personal to squat down and lowers the center of gravity, therefore can reduce the risk of falling into hoistway due to the layer door unlatching moment higher astasia of gravity center of human body, improve safety;

4) the first movable hook and second is separated lock unit and is rotated around the first anchor shaft respectively, is achieved twice visibly different unlocking manner before and after door opening process, and the misoperation that second time unlocks can not occur when first time unlocks, and reliability is very high;

5) the second movable hook and the second stay hook have auto-lock function after hooking together, and can avoid misunderstanding lock therebetween, and the two easily can be departed from unblock again in secondary unlocking process, structure is simple, safe and reliable;

6) each block construction of this layer of door gear is simple, and material price is cheap, and not high to requirement on machining accuracy, is conducive to reducing manufacturing cost; Be convenient to transform on existing layer door gear simultaneously, there is very strong applicability, can design cost be reduced.

Accompanying drawing explanation

Fig. 1 is the schematic diagram that layer door of the present invention is in closed condition;

Fig. 2 is the structural representation of the second solution lock unit in the present invention;

Fig. 3 be in the present invention the second stay hook and the second movable hook coordinate schematic diagram;

Fig. 4 is the schematic diagram that the present invention normally opens under gate door knife-band is moved;

Fig. 5 is that the present invention carries out the schematic diagram of first time unblock by triangular key;

Fig. 6 be the present invention manually controls carry out second time unlock schematic diagram;

Fig. 7 is another structural representation of manual control part in the present invention;

Fig. 8 is the partial side view of Fig. 7.

Wherein description of reference numerals is as follows:

1 is the first stay hook; 2 is the first movable hook; 3 is the second movable hook; 4 is the second stay hook; 5 is the second anchor shaft; 6 is locating dowel pin; 7 is the second solution lock unit; 71 is support; 72 is upper roller; 73 is bottom roller; 8 is door strap; 9 is layer door gear body; 10 is door guide rail; 11 is the first anchor shaft; 12 is layer door; 13 is manual control part; 14 is rope clamp; 15 is Room external-open lock assembly; 16 for unlocking steel rope; 17 is push rod; 18 is linkage unit; 19 is gate door cutter; A be the second movable hook hook together face; B be the second stay hook hook together face.

Detailed description of the invention

Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is further detailed explanation.

Elevator landing door provided by the invention, comprise a layer door gear body 9, door strap 8, door guide rail 10, layer door 12, first stay hook 1, first movable hook 2, first separates lock unit, the second stay hook 4, second movable hook 3, second separates lock unit 7 and manual control part 13, wherein, first stay hook 1 and the second stay hook 4 are all fixedly mounted on layer door gear body 9, and the second stay hook 4 is positioned at above the first stay hook 1; First movable hook 2 to be arranged on door strap 8 by one first anchor shaft 11 and can to rotate around this anchor shaft 11; Second movable hook 3 to be arranged on door strap 8 by one second anchor shaft 5 and can to rotate around this anchor shaft 5; First unlocks unit drives first movable hook 2 rotates around the first anchor shaft 11, and the first movable hook 2 and the first stay hook 1 that make to be in interlocking pattern are separated; Second separates lock unit 7 drives the second movable hook 3 to rotate around the second anchor shaft 5, and the second movable hook 3 and the second stay hook 4 that make to be in interlocking pattern are separated, and when the second movable hook 3 rotates, the first movable hook 2 counter-rotation; Described manual control part 13 one end and second is separated lock unit 7 and is connected, and the other end is positioned at layer door 12 place, rotates to drive the second movable hook 3 and the second stay hook 4 to depart from for controlling the second solution lock unit 7.As shown in Figure 1, the second stay hook 4 be positioned at the second movable hook 3 place door strap 8 above layer door gear body 9 on.

As shown in Fig. 2, Fig. 1, second separates lock unit 7 comprises support 71, upper roller 72 and bottom roller 73, the top of support 71 is provided with a lug, second separates lock unit 7 to be arranged on the first anchor shaft 11 and to rotate around this anchor shaft 11, lug on support 71 drive second movable hook 3 that matches with the projection of the second movable hook 3 rotates, wherein the rotation unlocking direction of the second solution lock unit 7 is contrary with the rotation unlocking direction of the second movable hook 3, and upper roller 72 and bottom roller 73 are arranged on support 71 rotationally respectively by wheel shaft.In addition, the second support 71 separating lock unit 7 is also fixedly connected with a linkage unit 18 or is structure as a whole, and when the second solution lock unit 7 rotates, this linkage unit 18 drives the first movable hook 2 to rotate.Door strap 8 is fixedly equipped with at least one locating dowel pin 6, this locating dowel pin 6 limits the lug position that the second solution lock unit 7 is in non-released state.

Manual control part 13 is stay cord (can certainly be pull bar), the support 71 that lock unit 7 is separated in its upper end and second is connected, lower end is positioned at the lower backside of layer door 12 and near enabling side, as shown in Figure 1, the distance between this lower end and stop ground is 100mm ~ 500mm.

One end of second movable hook 3 has hook portion, and the other end has projection, and described hook portion and projection are positioned at the both sides of the second anchor shaft 5.Second movable hook 3 and the self-locking structure of the second stay hook 4 for matching, as shown in Figure 3, the face that the hooks together A of the second movable hook 3 and face that the hooks together B of the second stay hook 4 is smooth, and adjusts the position of the second stay hook 4 when mounted, when making it hook together with the second movable hook 3 two hook together face overlap as far as possible paste neat.The center shaft of the second anchor shaft 5 and the second movable hook 3 to hook together the angle β between plane C and the face that the hooks together A of the second movable hook be formed centrally in face be 60 ° ~ 90 °, best between 70 ° ~ 80 °.When the second movable hook 3 is hooked by the second stay hook 4, second stay hook 4 applies a resistance to the second movable hook 3, this resistance is perpendicular to hooking together face A, and produce a clockwise torque relative to the second anchor shaft 5, this torque makes the second movable hook 3 rotate clockwise, thus realizes self-locking and not easily automatically throw off.Meanwhile, because angle β is between 60 ° ~ 90 °, this angle can not be too little, thus can ensure second time unlock time can it be made to depart from the second stay hook 4 by ease rotation second movable hook 3, can not occur latch hook stuck and be difficult to unlock phenomenon, simple and reliable for structure.

As shown in Figure 1, first separates lock unit comprises Room external-open lock assembly 15 and unlock rope 17, and the upper end of described unlock rope 17 is connected with the afterbody of the first movable hook 2, and lower end is connected with Room external-open lock assembly 15.Or first separates lock unit comprises Room external-open lock assembly 15 and unlocks push rod 17, and the upper end of described unblock push rod 17 contacts with the bottom of the first movable hook 2, and lower end is connected with Room external-open lock assembly 15.

When layer door is in closed condition, as shown in Figure 1, first movable hook 2 and the first stay hook 1 are in snap-lock state, although the second movable hook 3 and the second stay hook 4 do not have direct snap-lock, but because the second lug separated on lock unit 7 medium-height trestle 71 coordinates with the projection at the second movable hook 3 rear portion, the face that the hooks together A of the second movable hook 3 and face that the hooks together B of the second stay hook 4 is on same level height, therebetween distance is L(L≤50mm), now the second movable hook 3 and the second stay hook 4 are in pre-snap-lock state, when one deck door 12 is opened L gap, second movable hook 3 and the second stay hook 4 are in snap-lock state.The initial condition do not unlocked, second separates lock unit 7 is in heeling condition (rotary middle spindle of upper roller 72 and the rotary middle spindle of bottom roller 73 be not on same vertical direction), locating dowel pin 6 limits the position of the second solution lock unit 7, ensures the position relationship of the second movable hook 3 and the second stay hook 4.In this condition, the second lockout mechanism that first lockout mechanism and the second movable hook 3 and second stay hook 4 of the first movable hook 2 and the first stay hook 1 composition form forms redundancy, even if the first lockout mechanism lost efficacy, layer door 12 is accidentally opened, due to the existence of the second lockout mechanism, the opens wide of layer door 12 can only be 2L≤100mm, and the situation of accidental fall hoistway can not be caused to occur.

When cab stop layers arrive at a station, gate drive layer door 12 normally to open time, as shown in Figure 4, gate door cutter 19 is clamped second of inclination and is separated lock unit 7 and make it to rotate clockwise around the first anchor shaft 11, second separates lock unit 7 turns an angle to vertical position (rotary middle spindle of upper roller 72 and the rotary middle spindle of bottom roller 73 are on same vertical direction) by the obliquity of layer door closure state, linkage unit 18 drives the first movable hook 2 to rotate clockwise together in the process, the first movable hook 2 and the first stay hook is departed from and unlocks.Meanwhile, the lug of support 71 promotes the projection of the second movable hook 3, makes the second movable hook 3 rotate counterclockwise and depart from the second stay hook 4, and now layer door 12 can be opened with gate and be fully opened.

Operating personal opens layer door 12 process from stop side comprises:

1) first time unlocks: triangular key inserted in Room external-open lock assembly 15, as shown in Figure 5, rotate triangular key in the direction of arrows, the first movable hook 2 is driven to rotate clockwise by unlock rope 16 or unblock push rod 17, first movable hook 2 and the first stay hook 1 depart from, in the process, the second solution lock unit 7 and the second movable hook 3 are rotation; After firmly pushing layer door L distance aside, second movable hook 3 and the second stay hook 4 hook and reliable self-locking, layer door 12 can not continue to open, now there is the gap of 2L between two fan layer door 12, this gap make human body not by, but allow staff easily to pass in and out, operating personal observes car position by this gap, and determine particular case in hoistway, prevent because layer door 12 opens the safety hazard (as falling into hoistway) produced comparatively greatly, to unclamp and after extracting triangular key, the first movable hook 2 rotates counterclockwise and falls after rise to initial conditions downwards under the effect of end pouring weight;

2) second time unlocks: operating personal is squatted down health, stretch out one's hand from the 2L gap of layer door 12 and pull manual control part 13, the direction of arrow as shown in Figure 6, manual control part 13 drives the second solution lock unit 7 to rotate clockwise and promotes the second movable hook 3 and rotates counterclockwise, the second movable hook 3 is made to depart from the second stay hook 4, now continue again to push layer door 12 aside, layer door 12 can be opened completely, because the distance between the lower end of manual control part 13 and stop ground is 100mm ~ 500mm in this process, operating personal needs health of squatting down, reduce self center of gravity, effectively can avoid the risk falling hoistway because of health astasia.

Certainly, the lower end of manual control part 13 also can be positioned at the side, enabling side of layer door 12, as shown in Figure 7, Figure 8, is shaped with a circular hole in the side of layer door 12, and operating personal contacts by this hole and pulls manual control part 13 to carry out second time and unlocks.

In addition, layer door 12 is arranged several rope clamps 14, can carry out spacing and guiding to manual controls 13, hook draws other parts because acutely rocking to avoid it.

The each block construction of layer door gear of the present invention is simple, material price is cheap, and it is not high to requirement on machining accuracy, be conducive to reducing manufacturing cost, and this structure is based on existing layer door gear structure, be convenient on existing layer door gear, carry out transformation realize, there is very strong applicability, contribute to reducing enterprise's design cost.

Above by specific embodiment to invention has been detailed description, this embodiment is only preferred embodiment of the present invention, and the present invention is not limited to above-mentioned embodiment.Without departing from the principles of the present invention; those skilled in the art to first separating the form of lock unit, equivalent replacement that the structure of manual control part, the second composition structure etc. of separating lock unit are made and improvement, all should be considered as in the technology category protected in the present invention.

Claims (13)

1. an elevator landing door, is characterized in that: comprise a layer door gear body, door strap, door guide rail, layer door, the first stay hook, the first movable hook, the first solution lock unit, the second stay hook, the second movable hook, the second solution lock unit and manual control part;
Described first stay hook, is fixedly mounted on layer door gear body;
Described first movable hook, to be arranged on door strap by one first anchor shaft and can to rotate around this anchor shaft;
Described first separates lock unit, drives the first movable hook to rotate around the first anchor shaft, and the first movable hook and the first stay hook that make to be in interlocking pattern are separated;
Described second stay hook, to be fixedly mounted on layer door gear body and to be positioned at the top of the first stay hook;
Described second movable hook, to be arranged on door strap by one second anchor shaft and can to rotate around this anchor shaft;
Described second separates lock unit, drives the second movable hook to rotate around the second anchor shaft, and the second movable hook and the second stay hook that make to be in interlocking pattern are separated, and when the second movable hook rotation, the first movable hook counter-rotation;
Described manual control part, one end and second is separated lock unit and is connected, and the other end is positioned at layer door place, departs to drive the second movable hook and the second stay hook for controlling the second unblock unit rotational.
2. elevator landing door according to claim 1, is characterized in that: one end of described second movable hook has hook portion, and the other end has projection, and described hook portion and projection are positioned at the both sides of the second anchor shaft.
3. elevator landing door according to claim 1, is characterized in that: the center shaft of described second anchor shaft and the angle hooked together between face hooking together plane and the second movable hook be formed centrally in face of the second movable hook are 60 ° ~ 90 °.
4. elevator landing door according to claim 3, is characterized in that: the center shaft of described second anchor shaft and the angle hooked together between face hooking together plane and the second movable hook be formed centrally in face of the second movable hook are 70 ° ~ 80 °.
5. elevator landing door according to claim 1, is characterized in that: described manual control part is stay cord or pull bar.
6. elevator landing door according to claim 1, is characterized in that: the upper end and second of described manual control part is separated lock unit and is connected, and lower end is positioned at the lower backside of layer door or the side, enabling side of layer door.
7. elevator landing door according to claim 6, is characterized in that: the distance between the lower end of described manual control part and stop ground is 100mm ~ 500mm.
8. elevator landing door according to claim 2, it is characterized in that: described second separates lock unit comprises support, upper roller and bottom roller, described support is connected with one end of manual control part, the top of this support is provided with a lug, described second unlocks cellular installation to rotate around this anchor shaft on the first anchor shaft, lug on support drive second movable hook that matches with the projection of the second movable hook rotates, described second to separate the rotation unlocking direction of lock unit contrary with the rotation unlocking direction of the second movable hook, described upper roller and bottom roller rack-mount.
9. elevator landing door according to claim 8, it is characterized in that: described device also comprises a linkage unit, this linkage unit is fixedly connected with the second support separating lock unit or is structure as a whole, and when second unlocks unit rotational, this linkage unit drives the first movable hook to rotate.
10. elevator landing door according to claim 8, is characterized in that: described door strap is fixedly equipped with at least one locating dowel pin, and the lug position that lock unit is in non-released state is separated in this locating dowel pin restriction second.
11. elevator landing doors according to claim 1, is characterized in that: described first separates lock unit comprises Room external-open lock assembly and unlock rope, and the upper end of described unlock rope is connected with the afterbody of the first movable hook, and lower end is connected with Room external-open lock assembly.
12. elevator landing doors according to claim 1, is characterized in that: described first separates lock unit comprises Room external-open lock assembly and unlocks push rod, and the upper end of described unblock push rod contacts with the bottom of the first movable hook, and lower end is connected with Room external-open lock assembly.
13. elevator landing doors according to claim 1, is characterized in that: when the first movable hook departs from the first stay hook under first separates the driving of lock unit, the maximum opens wide of layer door is 100mm.
CN201310379482.1A 2013-08-27 2013-08-27 Elevator landing door CN104418218B (en)

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CN201310379482.1A CN104418218B (en) 2013-08-27 2013-08-27 Elevator landing door

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CN104418218B CN104418218B (en) 2016-06-15

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Publication number Priority date Publication date Assignee Title
CN106144863A (en) * 2016-08-25 2016-11-23 森赫电梯股份有限公司 A kind of reinforced elevator landing door
CN106193829A (en) * 2016-09-05 2016-12-07 日立电梯(中国)有限公司 Emergency unlocking device and operational approach, elevator
CN106986258A (en) * 2016-01-20 2017-07-28 日立电梯(中国)有限公司 Open and close type layer door opening protecting apparatus above and below one kind
WO2018192812A1 (en) 2017-04-19 2018-10-25 Inventio Ag Warning device for an elevator
CN109720972A (en) * 2017-10-27 2019-05-07 上海三菱电梯有限公司 Elevator cage door machine device

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CN106986258A (en) * 2016-01-20 2017-07-28 日立电梯(中国)有限公司 Open and close type layer door opening protecting apparatus above and below one kind
CN106986258B (en) * 2016-01-20 2018-12-14 日立电梯(中国)有限公司 A kind of open and close type layer door opening protecting apparatus up and down
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CN106193829A (en) * 2016-09-05 2016-12-07 日立电梯(中国)有限公司 Emergency unlocking device and operational approach, elevator
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CN109720972A (en) * 2017-10-27 2019-05-07 上海三菱电梯有限公司 Elevator cage door machine device
CN109720972B (en) * 2017-10-27 2020-05-01 上海三菱电梯有限公司 Elevator cage door machine device

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