CN100503412C - Elevator cage door lock device - Google Patents
Elevator cage door lock device Download PDFInfo
- Publication number
- CN100503412C CN100503412C CNB2003101095994A CN200310109599A CN100503412C CN 100503412 C CN100503412 C CN 100503412C CN B2003101095994 A CNB2003101095994 A CN B2003101095994A CN 200310109599 A CN200310109599 A CN 200310109599A CN 100503412 C CN100503412 C CN 100503412C
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- China
- Prior art keywords
- door
- gate stop
- stop
- car door
- affixed
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- Expired - Fee Related
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Abstract
This invention discloses an elevator car lock device, which comprises one fixing hook and one moving hook locked tightly and is characterized by the following: the moving hook is located with a roller on end relative to the locked end with the fixing end; the roller upper end is located with a shaft axle to make the moving hook rotate and tilt; it sets one locking structure in the middle part of the moving hook; the roller side is located with an unlocking structure to press and block; it also comprises one top bar to move the unlocking structure or moving hook.
Description
Technical field
The present invention relates to a kind of elevator car door locking device.
Background technology
Install and use safely in the standard at some national elevators, require to have the car door auto-lock function.For example, 5.5.20 joint regulation " when car is positioned between landing (loading) platform, should get rid of the possibility of the car door of opening internally or opening automatically with hand " in the standard is installed and used safely to the existing elevator of Russia.
Relevant regulation is also arranged in China's standard.The 5.4.3.2.2 joint will be installed the car door lock as one of scheme that solves following problem among present GB-7588-1995.(1) accident that may cause during horizontal throw excessive (greater than 0.15m) between hoistway inside face and car sill or car door framework or the car door.(2), the people is pressed from both sides in the space in the middle of the into car door and hoistway inside face at the elevator normal operation period.This shows the importance of car door lock.
When car door was center opening door, door strap had bigger space, layer every lock and door cutter, car door lock and unlocking apparatus thereof can according to circumstances be installed in respectively car door, layer door about on two door straps.When car door was side opening door, above-mentioned parts then concentrated on fast reveal, and the space is narrow and small, brings certain degree of difficulty to design.
At present, the employing electromagnetic door lock that has of car door lock.Its principle is: electromagnetic door lock is closed under normal conditions, gets electric opening when obtaining enabling signal; Door lock dead electricity closure behind the door-closing in-place.Be not difficult to find that electromagnetic door lock must could be worked, so when system's dead electricity under the situation that electricity is arranged, be lockable owing to car door at onlocking zone, layer door is in linkage status again with car door, promptly uses triangular key to open the door, and layer door and car door all can't be opened.This becomes the problem of a maximum of electromagnetic door lock.
Summary of the invention
The technical matters that the present invention solves provides a kind of elevator car door locking device, and it can be installed on center opening door and the side opening door elevator, and gate for opening, and in emergency circumstances also can be opened a layer and a car door in system's dead electricity by the people when preventing cage operation.
For solving the problems of the technologies described above, elevator car door locking device of the present invention comprises a fixing gate stop, a movable gate stop, and described fixedly gate stop and movable gate stop can fasten mutually, on this activity gate stop, are provided with a roller with the cooresponding other end of fixed gate hook buckling end; Be positioned at this roller upper end and be provided with one and can make movable gate stop rotate the rotating shaft of perk, be provided with a catch gear that makes movable gate stop and maintain the lock status when fixedly gate stop is interlocked at the midway location that is positioned at movable gate stop substantially; Be provided with one in described roller one side and be used for pressing or stop the unlocking mechanism of this roller, comprise that also one can pass the push rod of this unlocking mechanism or movable gate stop; Wherein, when elevator was side opening door, the movable gate stop and the unlocking mechanism of described door lock did not move with the folding of door, and the fixedly gate stop of described door lock is parallel motion with the folding of door;
When elevator is center opening door, the movable gate stop of described door lock, the fixing equal parallel motion of gate stop and unlocking mechanism with the folding of door.
The present invention adopts physical construction, and is simple in structure, reliable in action.In system's dead electricity in emergency circumstances, be positioned at onlocking zone, available triangular key makes push rod be separated from latch mechanism or movable gate stop, the roller of this unlocking mechanism pressing or barrier activity gate stop, the perk around the shaft of movable gate stop, movable gate stop and fixedly gate stop be separated, open car door.
Description of drawings
Fig. 1 is layer door of the present invention unlocking apparatus view when closing;
Fig. 2 is layer door of the present invention car door lock view when closing;
Fig. 3 is layer door of the present invention unlocking apparatus view when opening;
Fig. 4 is layer door of the present invention car door lock view when opening;
Fig. 5 is that car door lock of the present invention is installed in the scheme drawing on the machine;
Fig. 6 is the scheme drawing that baffle plate of the present invention is installed in layer door upper sill frame;
Fig. 7 is that car door of the present invention is closed car door lock view when putting in place;
Fig. 8 is the non-leveling zone of the present invention car door lock view when opening car door;
Fig. 9 is leveling zone of the present invention car door lock view when opening car door.
The specific embodiment
Shown in Fig. 1～9, elevator car door locking device of the present invention comprises fixing gate stop 12, one movable gate stops 17, and described fixedly gate stop 12 can fasten mutually with movable gate stop 17.On this activity gate stop 17, be provided with a roller 8 with the fixing cooresponding other end of gate stop 12 buckling ends, the upper end that is positioned at roller 8 is provided with one can make movable gate stop 17 rotate the rotating shaft 16 of perk, is provided with a catch gear that maintains the lock status when making movable gate stop 17 and fixedly gate stop 12 being interlocked at the midway location that is positioned at movable gate stop 17 substantially.Be provided with one in roller 8 one sides and be used for pressing or stop the unlocking mechanism of this roller 8, comprise that also one can pass the push rod 5 of this unlocking mechanism or movable gate stop.
As shown in Figure 1, described unlocking mechanism comprises an adapter plate 1, respectively wears a pilot bar 11 at the two ends up and down of this adapter plate 1, and described pilot bar 11 can be with nut locking on adapter plate 1.Be equipped with first stage clip 2 and baffle plate 3 on the pilot bar 11.The midway location that is positioned at two pilot bars 11 on this adapter plate 1 also is provided with postioning abutment 4.
As shown in Figure 4, movable gate stop 17 links to each other with mount pad 18 by rotating shaft 16, and described catch gear comprises a guide 21, and these guide 21 1 ends are fixed on the mount pad 18, the other end passes movable gate stop 17, block 22, spring cover, second stage clip 15, fixes with nut, packing ring.When movable gate stop 17 was in horizontality, second stage clip 15 had had certain amount of compression, and downforce is crushed on the block 22 movable gate stop 17, kept horizontality.When movable gate stop 17 lifted, second stage clip 15 further compressed along guide 21, produced bigger downforce, and the trend that movable gate stop 17 is pressed to horizontality is arranged.
As shown in Figure 6, described unlocking mechanism also can only be a baffle plate 3.
Below in conjunction with two shown in the drawings is that the embodiment of side opening door describes in further detail the present invention with the car door.
Embodiment 1.Shown in Fig. 1～4, movable gate stop 17 be installed on the machine crossbeam 13 or with the affixed parts of car on.Fixedly gate stop 12 is installed on the gate shutter or hangs with affixed annex of gate shutter such as door and pulls on 14.Unlocking mechanism be installed in layer door upper sill frame 9 or with the affixed annex of layer door upper sill frame 9 on.Push rod 5 is installed in layer door shutter or hangs with affixed annex of layer door shutter such as door and pulls on 10.When layer door closed, push rod 5 pushed up baffle plate 3 to certain position, made roller 8 on baffle plate 3 and the movable gate stop 17 at a distance of certain distance.Guarantee that like this baffle plate 3 does not contact with the roller 8 of movable gate stop 17, avoids producing bump and abnormal voice under the car process stop situation that flat bed does not open the door.Simultaneously, baffle plate 3 compresses first stage clip 2 that is installed on the unlocking apparatus under the effect of push rod 5.This moment, movable gate stop 17 was interlocked with fixing gate stop 12, and movable gate stop 17 is in locking state under second stage clip, 15 effects of catch gear simultaneously, pins car door.
When car flat bed, door machine motor operations, when opening the door action, through certain stroke, first roller of the movable door lock 6 of door cutter 19 gripping layer doors is also opened layer every lock.Door cutter 19 moves together by first roller of the movable door lock 6 of gripping layer door then, realizes that car door, the layer couplet on the door move.Meanwhile, fast every extension is pulled on 10 because push rod 5 is mounted in layer door, so when layer door opened, push rod 5 also broke away from original position.Baffle plate 3 breaks away from the restriction of push rod 5, the first compacted stage clip 2 restores to the original state, at the effect lower baffle plate 3 of elastic force roller 8 along pilot bar 11 parallel motions and pressing activity gate stop 17,16 perks around the shaft of movable gate stop 17, overcome the thrust of second stage clip 15 of catch gear, with fixedly gate stop 12 disengagements, remove the locking buckling state, the car door-lock opening.
In system's dead electricity in emergency circumstances, being positioned at leveling zone can unblank with triangular key.When open when door layer with triangular key, push rod 5 breaks away from original position, the roller 8 of baffle plate 3 pressing dodge gate hook 17 under the resilient force of first stage clip 2, and 16 perks around the shaft of movable gate stop 17, movable gate stop 17 is separated with fixing gate stop 12 and opens car door.
When car door is center opening door, movable gate stop 17, fixedly gate stop 12 be installed in respectively two the fan car doors or with the affixed annex of car door on.Push rod 5, unlocking mechanism be installed in respectively two fan layer door or with the affixed annex of layer door on.Its operating principle and effect are with top described identical.
Embodiment 2.Shown in Fig. 5～9, movable gate stop 17 be installed in a machine crossbeam 13 or with the affixed parts of car on, fixedly gate stop 12 be installed in the gate shutter or with gate shutter affixed parts such as door strap 14 on, push rod 5 be installed in a cutter 19 or with the affixed annex of gate shutter on, baffle plate 3 be installed in layer door upper sill frame 9 or with the affixed annex of layer door upper sill frame 9 on, door cutter 19 and the fast every of gate are hung and are pulled 14 and be installed on the car door 20.
During car door 20 door-closing in-places, push rod 5 is movable gate stop 17 jack-up, make itself and fixedly gate stop 12 be not interlocked in vertical direction at a distance of a segment distance.Simultaneously, the roller 8 of movable gate stop 17 and baffle plate 3 are also at a distance of certain distance.Second stage clip 15 of catch gear is in impaction state.Therefore, when elevator through stop when flat bed does not open the door, roller 8 can not produce bump and abnormal noise with baffle plate 3.
When elevator is in non-leveling zone, when the passenger in the car attempts to open car door 20, because push rod 5 is pulled 14 with respect to the fast every extension of gate and is fixed, car door 20 1 moves, push rod 5 disengaging activity gate stops 17, movable gate stop 17 16 rotates around the shaft under the resilient force of second stage clip 15, and is interlocked with fixing gate stop 12, under the effect of catch gear, be in locking state, car door 20 is pinned.
When elevator is in leveling zone and opens the door, car door 20 1 moves, push rod 5 disengaging activity immediately gate stop 17, movable gate stop 17 16 rotates around the shaft under the resilient force of second stage clip 15, and fall a bit of distance but also be not interlocked with fixing gate stop 12, meanwhile, roller 8 on the movable gate stop 17 also around the shaft 16 turn over a bit of distance after, the baffle plate 3 that is installed on the layer door upper sill frame 9 blocks, so movable gate stop 17 still keeps a segment distance in vertical direction with fixing gate stop 12, can open car door this moment do not form fastening, so.
At leveling zone, the roller 8 on the movable gate stop 17 is blocked by baffle plate 3, and movable gate stop 17 is not interlocked with fixing gate stop 12, so that be equivalent to that the car door lock is not installed this moment is the same, can open a layer and a car door with triangular key.
When car door is center opening door, movable gate stop 17, fixedly gate stop 12 be installed in respectively two fan car doors or with the affixed annex of car door on, push rod 5 be installed in a cutter or with the affixed annex of car door on, baffle plate 3 be installed in layer door or with the affixed annex of layer door on.Its operating principle and effect and top described identical.
Claims (9)
1, a kind of elevator car door locking device comprises a fixing gate stop, a movable gate stop, and described fixedly gate stop and movable gate stop can fasten mutually, on this activity gate stop, are provided with a roller with the cooresponding other end of fixed gate hook buckling end; Be positioned at this roller upper end and be provided with one and can make movable gate stop rotate the rotating shaft of perk, be provided with a catch gear that makes movable gate stop and maintain the lock status when fixedly gate stop is interlocked at the midway location that is positioned at movable gate stop substantially; Be provided with one in described roller one side and be used for pressing or stop the unlocking mechanism of this roller, comprise that also one can pass the push rod of this unlocking mechanism or movable gate stop; It is characterized in that:
When elevator was side opening door, the movable gate stop and the unlocking mechanism of described door lock did not move with the folding of door, and the fixedly gate stop of described door lock is parallel motion with the folding of door;
When elevator is center opening door, the movable gate stop of described door lock, the fixing equal parallel motion of gate stop and unlocking mechanism with the folding of door.
2, elevator car door locking device as claimed in claim 1 is characterized in that: described unlocking mechanism comprises an adapter plate, respectively wears a pilot bar at the two ends up and down of this adapter plate; Be equipped with first stage clip and baffle plate on the pilot bar.
3, elevator car door locking device as claimed in claim 1, it is characterized in that: movable gate stop links to each other with mount pad by rotating shaft, described catch gear comprises a guide, this guide one end is fixed on the mount pad, the other end passes movable gate stop, block, spring cover and second stage clip, fixes with nut.
4, elevator car door locking device as claimed in claim 2 is characterized in that: the midway location that is positioned at two pilot bars on this adapter plate is provided with positive stop.
5, elevator car door locking device as claimed in claim 1 is characterized in that: described unlocking mechanism is a baffle plate.
6, elevator car door locking device as claimed in claim 1 is characterized in that: when car door is side opening door, movable gate stop be installed on the machine crossbeam or with the affixed parts of car on; Fixedly gate stop be installed on the gate shutter or with the affixed annex of gate shutter on; Unlocking mechanism be installed in layer door upper sill frame or with the affixed annex of layer door upper sill frame on; Push rod be installed in layer door shutter or with the affixed annex of layer door shutter on.
7, elevator car door locking device as claimed in claim 1 is characterized in that: when car door is center opening door, movable gate stop and fixedly gate stop be installed in respectively two the fan car doors or with the affixed annex of car door on; Push rod and unlocking mechanism be installed in respectively two fan layer door or with the affixed annex of layer door on.
8, elevator car door locking device as claimed in claim 1, it is characterized in that: when car door is side opening door, movable gate stop be installed in a machine crossbeam or with the affixed parts of car on, fixedly gate stop be installed in the gate shutter or with the affixed parts of gate shutter on, push rod be installed in a cutter or with the affixed annex of gate shutter on, unlocking mechanism be installed in layer door upper sill frame or with the affixed annex of layer door upper sill frame on; Car door is locked in the car lifting process, movable gate stop and fixedly gate stop can fasten also and can not fasten; When not fastening, when non-flat layer region gate is opened certain distance movable gate stop and fixedly gate stop be interlocked, door lock is in locking state.
9, elevator car door locking device as claimed in claim 1, it is characterized in that: when car door is center opening door, movable gate stop and fixedly gate stop be installed in respectively two fan car doors or with the affixed annex of car door on, push rod be installed in a cutter or with the affixed annex of car door on, unlocking mechanism be installed in layer door or with the affixed annex of layer door on; Car door is locked in the car lifting process, movable gate stop and fixedly gate stop can fasten also and can not fasten; When not fastening, when non-flat layer region gate is opened certain distance movable gate stop and fixedly gate stop be interlocked, door lock is in locking state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101095994A CN100503412C (en) | 2003-12-18 | 2003-12-18 | Elevator cage door lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101095994A CN100503412C (en) | 2003-12-18 | 2003-12-18 | Elevator cage door lock device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1629063A CN1629063A (en) | 2005-06-22 |
| CN100503412C true CN100503412C (en) | 2009-06-24 |
Family
ID=34843111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101095994A Expired - Fee Related CN100503412C (en) | 2003-12-18 | 2003-12-18 | Elevator cage door lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100503412C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009113976A (en) * | 2007-11-09 | 2009-05-28 | Toshiba Elevator Co Ltd | Door device of elevator |
| CN101898714B (en) * | 2010-07-30 | 2012-08-08 | 日立电梯（中国）有限公司 | Elevator door lock device and locking method of elevator car door |
| CN109720971B (en) * | 2017-10-27 | 2020-07-14 | 上海三菱电梯有限公司 | Elevator car door machine device with car door lock |
| CN109720972B (en) * | 2017-10-27 | 2020-05-01 | 上海三菱电梯有限公司 | Elevator cage door machine device |
| CN108455402A (en) * | 2018-04-08 | 2018-08-28 | 林肯电梯(中国)有限公司 | Car door emergency unlocking device |
| CN111377338B (en) * | 2018-12-29 | 2021-10-08 | 上海三菱电梯有限公司 | Car vibration damper |
-
2003
- 2003-12-18 CN CNB2003101095994A patent/CN100503412C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1629063A (en) | 2005-06-22 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20191218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |