CN105314507A - Elevator car door locking device - Google Patents
Elevator car door locking device Download PDFInfo
- Publication number
- CN105314507A CN105314507A CN201510708073.0A CN201510708073A CN105314507A CN 105314507 A CN105314507 A CN 105314507A CN 201510708073 A CN201510708073 A CN 201510708073A CN 105314507 A CN105314507 A CN 105314507A
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- CN
- China
- Prior art keywords
- hook plate
- spring
- base
- latch hook
- door locking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses an elevator car door locking device. The elevator car door locking device comprises a sliding device and a warded lock support. The sliding device is provided with a swingable hook plate. The hook plate is used for being in interlocking fit with the warded lock support. Accidents happening due to the fact that an elevator car door is accidentally opened when an elevator is stopped in a non-landing region due to breakdown or power-losing are avoided; safety of users who take the elevator is ensured; meanwhile, the elevator car door locking device is simple in structure and convenient to install and maintain.
Description
Technical field
The present invention relates to elevator technology field, particularly relate to a kind of elevator cage door locking apparatus.
Background technology
Elevator is as a kind of vertical transport instrument, very convenient, and in daily life, basic every day all can use, because equipment itself or the improper accident caused of manual operation method also happen occasionally.Particularly door system problem, probably accounts for 80% of elevator accident.As sheared accident, running when elevator door is opened or do not closed completely, if now have personnel between gate and layer door, can injury to personnel be caused; Falling accident, when elevator cage door and layer door are opened, lift car, but not at stop, now easily causes occupant to fall well; Be exactly cataphoretic failure or power failure in addition, occupant is trapped in car, takes off door hastily and some incidents of injury caused.
Current elevator door-motor system have passed through machine door machine, variable frequency door machine, develop into permanent-magnet synchronous gantry system, its main purpose is all make door mechanism system become more and more safer and intelligent, and these door mechanism systems generally all also exist the potential safety hazard that the gate in car can be accidentally opened.
Summary of the invention
In view of above-mentioned defect of the prior art or deficiency, expect to provide a kind of elevator cage door locking apparatus, to improve the safety of elevator.
Elevator cage door locking apparatus provided by the invention, comprise carriage and spring lock support, carriage is provided with swingable hook plate, and hook plate is used for and spring lock support interlock fit.
Compared with prior art, the invention has the beneficial effects as follows: after door machine enters a district, when door machine drives layer door to open the door, cage door locking apparatus unlocks, and door machine continues to drive layer door to open the door, and adopt mechanical drive, reliability is high; When door machine is in not gate district; take off door by force; carriage moves to right; hook plate does not depart from spring lock support, and door machine can not be opened, avoid due to elevator faults or dead electricity be parked in non-landing area time; elevator cage door is accidentally opened and the accident that meets accident; protect the safety taking elevator customer, cage door locking apparatus structure of the present invention is simple simultaneously, is convenient to installation and maintenance.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 is the schematic front view of elevator cage door locking apparatus of the present invention;
Fig. 2 is the schematic front view of elevator cage door locking apparatus of the present invention;
Fig. 3 is the front view of latch hook base;
Fig. 4 is the birds-eye view of the base of latch hook shown in Fig. 3;
Fig. 5 is the front view of hook plate;
Fig. 6 is the left view of hook plate shown in Fig. 5;
Fig. 7 is the birds-eye view of spring lock support;
Fig. 8 is the front view of the support of spring lock shown in Fig. 7;
Fig. 9 is the front view of reset attachment and hook plate coupled condition;
The left view that Figure 10 is reset attachment shown in Fig. 9 and hook plate coupled condition;
Figure 11 is the released state schematic diagram of elevator cage door locking apparatus of the present invention.
Reference numeral:
1-hook plate 11-block piece 6-hits bow
13-first bending 2-carriage 21-stage clip
22-slide bar 23-gate locking base plate 24-latch hook base
241-center shaft 242-second spacing 243-second bending
3-spring lock support 31-second rubber tack 32-nut
331-locking face 34-the 3rd bending of 33-hole
4-switch installation board 51-validation switch 52-switch contact
7-reset attachment 71-retracing spring 72-spring shaft
73-first is spacing
Detailed description of the invention
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining related invention, but not the restriction to this invention.It also should be noted that, for convenience of description, illustrate only in accompanying drawing and invent relevant part.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
As shown in Figure 1, elevator cage door locking apparatus provided by the invention, comprises carriage 2 and spring lock support 3, and carriage 2 is provided with swingable hook plate 1, hook plate 1 for spring lock support 3 interlock fit.
In an embodiment of the present invention; elevator cage door locking apparatus; comprise carriage 2 and spring lock support 3; carriage 2 is provided with swingable hook plate 1, hook plate 1 for spring lock support 3 interlock fit, when latching device is in locking state time; hook plate 1 and spring lock support 3 form interlocking; avoid elevator when being parked in non-stop, passenger takes off door from inside thus causes danger, protects the safety of passenger.
Further, carriage 2 comprises latch hook base 24, slide bar 22, gate locking base plate 23 and stage clip 21, slide bar 22 is fixed on gate locking base plate 23, latch hook base 24 is socketed on slide bar 22, stage clip 21 is socketed on slide bar 22, and stage clip 21 is arranged on latch hook base 24 and gate is locked between base plate 23.
In an embodiment of the present invention, carriage 2 comprises latch hook base 24, slide bar 22, gate locking base plate 23 and stage clip 21, slide bar 22 can by being spirally connected, pin connects, the modes such as key connection are fixed on gate locking base plate 23, latch hook base 24 is socketed on slide bar 22, latch hook base 24 can horizontally slip on slide bar 22, stage clip 21 is socketed on slide bar 22, stage clip 21 is arranged on latch hook base 24 and gate is locked between base plate 23, stage clip 21 remains compressive state, the thrust to the motion of spring lock support 3 direction is provided to latch hook base 24, spring lock support 3 is fixed on belt bar, move with door machine link plate, when door machine drives layer door to open the door, spring lock support 3 moves right, stage clip 21 promotes latch hook base 24 and follows spring lock support 3 synchronous slide, adopt mechanical drive, improve the reliability of cage door locking apparatus, the safety of further raising elevator.
Further, latch hook base 24 is provided with a center shaft 241, and hook plate 1 is flexibly connected with latch hook base 24 by center shaft 241.
In an embodiment of the present invention, latch hook base 24 is provided with a center shaft 241, hook plate 1 is flexibly connected with latch hook base 24 by center shaft 241, hook plate 1 can rotate around center shaft 241, when unlocking, hook plate 1 departs from spring lock support 3 by rotating, and reaches the object of unblock, structure is simple, and reliability is high.
Further, as shown in Figure 9, hook plate 1 is provided with reset attachment 7, reset attachment 7 comprises retracing spring 71 and spring shaft 72, and one end of spring shaft 72 is fixed on latch hook base 24, and the other end of spring shaft 72 is through hook plate 1, spring shaft 72 is provided with first spacing 73 through one end of hook plate 1, retracing spring 71 is socketed on spring shaft 72, and retracing spring 71 is arranged between hook plate 1 and first spacing 73, and the first spacing 73 restriction retracing springs 71 move on spring shaft 72.
In an embodiment of the present invention, hook plate 1 is provided with reset attachment 7, reset attachment 7 comprises retracing spring 71 and spring shaft 72, one end of spring shaft 72 is by being spirally connected, the modes such as key connection are fixed in the second bending 243 of latch hook base 24, the other end of spring shaft 72 is through hook plate 1, spring shaft 72 is provided with first spacing 73 through one end of hook plate 1, retracing spring 71 is socketed on spring shaft 72, retracing spring 71 is arranged between hook plate 1 and first spacing 73, first spacing 73 restriction retracing springs 71 move on spring shaft 72, first spacing 73 ensures that retracing spring 71 does not depart from spring shaft 72, in the process that hook plate 1 rotates counterclockwise, retracing spring 71 is in compressive state, to hook plate 1 applied thrust, reset attachment 7 ensures when elevator is closed the door, the gravity that spring itself is subject to by applying downward thrust and hook plate 1 to hook plate 1, hook plate 1 can be rotated clockwise by pulsation-free, ensure that the reliability service of whole device in the process of closing the door at elevator.
Further, as shown in Figure 3, latch hook base 24 is provided with second spacing 242, and second spacing 242 for limiting the maximum angle that hook plate 1 swings in releasing process, and second spacing 242 is provided with the first rubber tack.
In an embodiment of the present invention, latch hook base 24 is provided with second spacing 242, second spacing 242 for limiting the maximum angle that hook plate 1 swings in releasing process, second spacing 242 limits the maximum angle that hook plate 1 rotates counterclockwise, prevent hook plate 1 rotational angle excessive, retracing spring 71 is excessive, extend the service life of retracing spring 71, it also avoid because hook plate 1 rotational angle is excessive simultaneously, clash into reset attachment 7, entirety extends the service life of reset attachment 7, improve the stability of overall cage door locking apparatus, second spacing 242 is provided with the first rubber tack, avoid second spacing 242 with direct contact of hook plate 1 metal, avoid the wearing and tearing that hook plate 1 is unnecessary, extend the service life of hook plate 1, improve the stability of overall cage door locking apparatus.
Further, hook plate 1 is provided with and hits bow 6 and coordinate the block piece 11 rotated for promoting hook plate 1, block piece 11 is arranged at the top of hook plate 1 and latch hook base 24 junction, and block piece 11 is provided with door lock wheel.
In an embodiment of the present invention, hook plate 1 is provided with and hits bow 6 and coordinate the block piece 11 rotated for promoting hook plate 1, hook plate 1 is provided with the first bending 13, bending 13 is provided with block piece 11, hit bow 6 and be fixed on layer door base plate top, in door-opened elevator process, hook plate 1 is followed spring lock support 3 and is moved right together, when block piece 11 touches the moment of hitting bow 6, hitting bow 6 stops block piece 11 to continue motion to the right, hit bow 6 and apply the power contrary with block piece 11 sense of motion to block piece 11, promote hook plate 1 to rotate counterclockwise, until hook plate 1 rotates encounter the first rubber tack.Block piece 11 is arranged at the top of hook plate 1 and latch hook base 24 junction, and to ensure in door-opened elevator process, time block piece 11 is subject to hitting bow 6 stop, hook plate 1 can rotate counterclockwise around center shaft 241, makes hook plate 1 depart from spring lock support 3.Block piece 11 is provided with door lock wheel, when block piece 11 hits in the process of bow 6 in contact, block piece 11 can clash bow 6 upwards or move downward mutually, block piece 11 and the relative sliding hit between bow 6 can be changed into the rolling of door lock wheel by door lock wheel, avoid block piece 11 and hit the wearing and tearing due to relative sliding generation between bow 6, extend block piece 11 and the service life of hitting bow 6, improve the stability of overall cage door locking apparatus.
Further, as shown in FIG. 6 and 7, spring lock support 3 is provided with for forming hole 33 or the groove of interlock fit with hook plate 1, and hole 33 or groove are locking face 331 near the side of carriage 2.
In an embodiment of the present invention, spring lock support 3 is provided with for forming hole 33 or the groove of interlock fit with hook plate 1, and hole 33 or groove are locking face 331 near the side of carriage 2, and facilitate hook plate 1 and spring lock support 3 to carry out interlock fit, structure is simple, and reliability is high.
Further, as shown in figure 11, when latching device is in locking state, spring lock support 3 presses closer latch hook base 24 near one end of latch hook base 24.
In an embodiment of the present invention, when latching device is in locking state, spring lock support 3 presses closer latch hook base 24 near one end of latch hook base 24, by the cooperation of stage clip 21 and spring lock support 3, make in the process of elevator door in folding or closedown, latch hook base 24 is followed spring lock support 3 and is synchronized with the movement, and ensure that whole device can coordinate operation.
Further, spring lock support 3 is provided with bolt 32 near one end of latch hook base 24, and bolt 32 is provided with the second rubber tack 31 near one end of latch hook base 24.
In an embodiment of the present invention, spring lock support 3 is provided with the 3rd bending 34 near one end of latch hook base 24,3rd bending 34 there is screw thread, bolt 32 is screwed onto in the 3rd bending 34, can according to the situation of actual installation, regulate the distance of car door lock base plate and spring lock support 3, convenient debugging in elevator installation, bolt 32 is provided with the second rubber tack 31 near one end of latch hook base 24, avoid bolt 32 and contact with the direct of latch hook base 24 wearing and tearing caused, extend the service life of bolt 32 and latch hook base 24.
Further, hook plate 1 is provided with switch installation board 4, and switch installation board 4 is fixed with validation switch 51, and spring lock support 3 is fixed with the switch contact 52 coordinated with validation switch 51.
In an embodiment of the present invention, hook plate 1 is provided with switch installation board 4, switch installation board 4 is fixed with validation switch 51, spring lock support 3 is fixed with the switch contact 52 coordinated with validation switch 51, when door-opened elevator, validation switch 51 is followed hook plate 1 and is rotated counterclockwise, and departs from switch contact 52, circuit is disconnected, and elevator door is successfully opened; When elevator is closed the door, validation switch 51 is followed hook plate 1 and is rotated clockwise, and switch contact 52 closes, and form path, elevator can up-and-down movement.
In an embodiment of the present invention, elevator cage door locking apparatus comprises the carriage 2 be made up of latch hook base 24, slide bar 22, car door lock base plate and stage clip 21, and spring lock support 3 is fixed on belt bar, with the motion of door machine link plate, hits bow 6 and is fixed on layer door base plate top.
After door machine enters a district, a layer door gear croquet gate cutter of entering is inner, door machine link plate drives spring lock support 3 to move right, the second rubber tack 31 on spring lock support 3 moves right simultaneously, stage clip 21 promotes latch hook base 24 and synchronously slides to the right with the second rubber tack 31 on slide bar 22, under the effect of stage clip 21 and the second rubber tack 31, hook plate 1 moves right with spring lock support 3; Moving right in process, while the door lock wheel on block piece 11 touches and hits bow 6, because door lock wheel is subject to the stop of hitting bow 6, hook plate 1 rotates counterclockwise around center shaft 241, and hook plate 1 upwards lifts near lock bracket one end.When hook plate 1 moves right the end position of slide bar 22 time, hook plate 1 departs from spring lock support 3 completely near lock bracket one end, and hook plate 1 touches second spacing 242, arrives full swing position, hook plate 1 drives validation switch 51 to depart from switch contact 52 simultaneously, and door machine continues to drive layer door to open.When elevator is closed the door time, door machine link plate drives spring lock support 3 to left movement, when the second rubber tack 31 touches latch hook base 24 time, spring lock support 3 promotes latch hook base 24 and slides left, latch hook base 24 drives hook plate 1 to left movement, under retracing spring 71 thrust and the effect of hook plate 1 self gravitation, hook plate 1 rotates clockwise, now door lock wheel is still hitting bow 6 in slip, until hook plate 1 stops operating, form interlock fit with spring lock support 3, then spring lock support 3 continuation promotion latch hook base 24 slides left.
Door machine is when not gate district, now door lock wheel does not have and hits bow 6 and contact, if beat door opener by force, door lock wheel moves to right, cannot rotate around center shaft 241 less than hook plate 1 when hitting bow 6 in the touching of door lock wheel, hook plate 1 and spring lock support 3 cannot depart from, and elevator door can not be opened, avoid being opened at not gate district elevator door and the accident caused, ensure that the safety of passenger.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, invention scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from described inventive concept, other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme formed.
Claims (10)
1. an elevator cage door locking apparatus, is characterized in that, comprise carriage and spring lock support, described carriage is provided with swingable hook plate, and described hook plate is used for and described spring lock support interlock fit.
2. elevator cage door locking apparatus according to claim 1, it is characterized in that, described carriage comprises latch hook base, slide bar, gate locking base plate and stage clip, described slide bar is fixed on described gate locking base plate, described latch hook base sheath is connected on described slide bar, described compression spring sleeve is connected on described slide bar, and described stage clip is arranged on described latch hook base and described gate is locked between base plate.
3. elevator cage door locking apparatus according to claim 2, is characterized in that, described latch hook base is provided with a center shaft, and described hook plate is flexibly connected with described latch hook base by described center shaft.
4. elevator cage door locking apparatus according to claim 2, it is characterized in that, described hook plate is provided with reset attachment, described reset attachment comprises retracing spring and spring shaft, one end of described spring shaft is fixed on described latch hook base, the other end of described spring shaft is through described hook plate, described spring shaft is provided with first spacing through one end of described hook plate, described retracing spring is socketed on described spring shaft, described retracing spring be arranged on described hook plate and described first spacing between, the described retracing spring of described first spacing restriction moves on described spring shaft.
5. elevator cage door locking apparatus according to claim 2, it is characterized in that, described latch hook base is provided with second spacing, described second spacing for limiting the maximum angle that described hook plate swings in releasing process, and described second is spacingly provided with the first rubber tack.
6. elevator cage door locking apparatus according to claim 2, it is characterized in that, described hook plate is provided with and hits the block piece bending and coordinate and rotate for promoting described hook plate, described block piece is arranged at the top of described hook plate and described latch hook base junction, and described block piece is provided with door lock wheel.
7. elevator cage door locking apparatus according to claim 1, is characterized in that, described spring lock Bracket setting has for forming hole or the groove of interlock fit with described hook plate, and described hole or groove are locking face near the side of described carriage.
8. elevator cage door locking apparatus according to claim 1, is characterized in that, when latching device is in locking state, described spring lock support presses closer described latch hook base near one end of described latch hook base.
9. elevator cage door locking apparatus according to claim 8, is characterized in that, described spring lock support is bolted with bolt near one end of described latch hook base, and described bolt is provided with the second rubber tack near one end of described latch hook base.
10. elevator cage door locking apparatus according to claim 1, is characterized in that, described hook plate is provided with switch installation board, and described switch installation board is fixed with validation switch, and described spring lock support is fixed with the switch contact coordinated with described validation switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510708073.0A CN105314507A (en) | 2015-10-27 | 2015-10-27 | Elevator car door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510708073.0A CN105314507A (en) | 2015-10-27 | 2015-10-27 | Elevator car door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105314507A true CN105314507A (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510708073.0A Pending CN105314507A (en) | 2015-10-27 | 2015-10-27 | Elevator car door locking device |
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| CN (1) | CN105314507A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927345A (en) * | 2017-04-14 | 2017-07-07 | 苏州乐丰电梯部件有限公司 | A kind of elevator cage door locks device |
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| JPH07252063A (en) * | 1994-03-17 | 1995-10-03 | Hitachi Ltd | Unlocking device of elevator hall door |
| CN201406904Y (en) * | 2009-03-19 | 2010-02-17 | 杭州西子孚信科技有限公司 | Elevator car door locking device |
| CN203021148U (en) * | 2012-12-21 | 2013-06-26 | 宁波欣达电梯配件厂 | Asynchronous door knife device for elevator |
| CN203269296U (en) * | 2013-05-17 | 2013-11-06 | 快意电梯股份有限公司 | Lift car door lock device |
| CN203474184U (en) * | 2013-08-15 | 2014-03-12 | 杭州西子孚信科技有限公司 | Elevator car door lock device |
| CN203699617U (en) * | 2014-01-15 | 2014-07-09 | 上海三菱电梯有限公司 | Rotating lock hook assembly of asynchronous door vane with car door lock |
| CN204038822U (en) * | 2014-08-20 | 2014-12-24 | 快意电梯股份有限公司 | A kind of elevator car door locking device |
| CN104609286A (en) * | 2015-01-09 | 2015-05-13 | 宁波欣达电梯配件厂 | Elevator car door lock device |
| CN205132867U (en) * | 2015-10-27 | 2016-04-06 | 南通通洋机电制造有限公司 | Elevator cage door locking apparatus |
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2015
- 2015-10-27 CN CN201510708073.0A patent/CN105314507A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07252063A (en) * | 1994-03-17 | 1995-10-03 | Hitachi Ltd | Unlocking device of elevator hall door |
| CN201406904Y (en) * | 2009-03-19 | 2010-02-17 | 杭州西子孚信科技有限公司 | Elevator car door locking device |
| CN203021148U (en) * | 2012-12-21 | 2013-06-26 | 宁波欣达电梯配件厂 | Asynchronous door knife device for elevator |
| CN203269296U (en) * | 2013-05-17 | 2013-11-06 | 快意电梯股份有限公司 | Lift car door lock device |
| CN203474184U (en) * | 2013-08-15 | 2014-03-12 | 杭州西子孚信科技有限公司 | Elevator car door lock device |
| CN203699617U (en) * | 2014-01-15 | 2014-07-09 | 上海三菱电梯有限公司 | Rotating lock hook assembly of asynchronous door vane with car door lock |
| CN204038822U (en) * | 2014-08-20 | 2014-12-24 | 快意电梯股份有限公司 | A kind of elevator car door locking device |
| CN104609286A (en) * | 2015-01-09 | 2015-05-13 | 宁波欣达电梯配件厂 | Elevator car door lock device |
| CN205132867U (en) * | 2015-10-27 | 2016-04-06 | 南通通洋机电制造有限公司 | Elevator cage door locking apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927345A (en) * | 2017-04-14 | 2017-07-07 | 苏州乐丰电梯部件有限公司 | A kind of elevator cage door locks device |
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Application publication date: 20160210 |
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| RJ01 | Rejection of invention patent application after publication |