CN203558690U - A car door lock in an elevator door lock device - Google Patents

A car door lock in an elevator door lock device Download PDF

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Publication number
CN203558690U
CN203558690U CN201320584746.2U CN201320584746U CN203558690U CN 203558690 U CN203558690 U CN 203558690U CN 201320584746 U CN201320584746 U CN 201320584746U CN 203558690 U CN203558690 U CN 203558690U
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CN
China
Prior art keywords
latch hook
lock
base plate
wheel
gate
Prior art date
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Active
Application number
CN201320584746.2U
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Chinese (zh)
Inventor
王云洋
史国力
吴庆丰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electromechanical (Hangzhou) Co., Ltd.
Original Assignee
SYNEY ELEVATOR (HANGZHOU) CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SYNEY ELEVATOR (HANGZHOU) CO Ltd filed Critical SYNEY ELEVATOR (HANGZHOU) CO Ltd
Priority to CN201320584746.2U priority Critical patent/CN203558690U/en
Application granted granted Critical
Publication of CN203558690U publication Critical patent/CN203558690U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a car door lock in an elevator door lock device. The car door lock comprises a main lock bottom plate; a horizontal sliding rod is transversely arranged on the upper portion of the main lock bottom plate; a freely-sliding collision wheel device and a resetting spring are arranged on the horizontal sliding rod; a lock hook device in linkage with the collision wheel device is fixed to the lower portion of the main lock bottom plate through a lock hook rotating shaft; and one side of the lock hook device is provided with a switch device which is used for closing work of the lock hook device and used for electrical confirmation, and a car door lock opening collision bow which is used for opening of the lock hook device and installed on an upper ridge of a landing door. An upper lock hook only uses a torsion spring, instead of a set of pressure spring assembly in the prior art, for resetting, so that the structure is simpler. The set of collision wheel device which is separated from the lock hook and is capable of sliding on the sliding rod is provided. The collision wheel device is capable of sliding along the sliding rod horizontally under the action of a push block installed on the switch device and thus enables the lock hook to be always in a locking state.

Description

Gate lock in a kind of elevator door lock device
Technical field
The utility model belongs to a kind of elevator components, particularly a kind of locking device of elevator cage door.
Background technology
Gate lock is installed in the gate system of elevator, and the gate of elevator is played to locking effect, is used in conjunction with to realize the unlatching closure of gate by being installed on unlocking apparatus on the upper bank of layer door and door lock simultaneously, is a kind of important elevator safety parts.
In order to guarantee passenger's boarding safety, GB7588-2003 < < elevator is manufactured and safety standard > > 11.2.1 bar regulation is installed: " horizontal throw at the edge, nearest doorway of elevator hoistways inside face and car sill, car door framework or sliding door should not be greater than 0.15 m." owing to being subject to the restriction of this distance, can carry out following embodiment: " a) rise to 0.20m, it is highly not more than 0.50m; B) for the cargo lift that adopts vertically sliding door, in whole stroke, this spacing rises to 0.20m; C) if car is equipped with the door of mechanical interlocking and can only opens in the district of unblanking of floor door, the locking of gate should be automatically depended in the operation of elevator.And gate locking must be confirmed by electric safety device.Above-mentioned spacing is unrestricted.”
When the horizontal throw at the edge, nearest doorway of elevator hoistways inside face and car sill, car door framework or sliding door is greater than 0.15mm, reach the requirement of standard regulation, adopting maximum is that gate lock is installed on car door machine, on layer door, unlocking apparatus is installed.Existing elevator car door locking device generally adopts the auxiliary force of the gravity of latch hook own and Compress Spring to realize the locking of gate.Adopt the auxiliary mode of stage clip, need to fix spring with spring compressor, guide pin bushing, guide spiro rod, nut, limiting stopper etc., required part is more, and during set-up cost, productive costs is high.And existing car door locking device in the operational process up and down of car as long as through layer door position will with the unlocking apparatus grazing being arranged on layer door, send clash, affect the travelling comfort of elevator; Electric confirmation switch is set if having, and the grazing of every layer also can cause switch unstable or even disconnect, and can not reach Complete Synchronization and actv. object.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of making flexibly, failure rate is low, safe and reliable, cost-effective Novel elevator car door lock.
In order to address the above problem, technical solution of the present utility model is:
Gate lock in a kind of elevator door lock device, comprise master lock base plate, it is characterized in that: in master lock base plate upper lateral, be provided with a horizontal slide rod, in horizontal slide rod, be provided be free to slide touch wheel apparatus and retracing spring, in master lock base plate bottom, by latch hook rotating shaft, be fixed wtih and the latch hook device of touching wheel apparatus interlock, in a side of latch hook device, be provided with the switching device that coordinates latch hook device Operating In Persistent Current Mode and carry out electric confirmation, and be arranged on and on the upper bank of layer door, coordinate gate lock that latch hook device is opened to open to hit bow.
Described touch wheel apparatus comprise touch wheel base plate, by rotating shaft with touch touching that wheel base plate is connected and take turns and be arranged on the pinch roller on base plate, pinch roller contacts with latch hook device, touching wheel base plate is connected with nylon slide block, nylon slide block is contained in horizontal slide rod, and by being together contained in sliding bar upper reset spring, reset, touch wheel base plate above adjusting bolt is housed.
Described latch hook device comprises latch hook and torsion spring, and upper latch hook is connected on master lock base plate by rotating shaft, and torsion spring one end is fixed on latch hook, and the other end is fixed on the lever being installed on master lock base plate.
Described switching device comprises switch fixing casing, for carrying out the lower contact of electric confirmation and being installed on the upper contact head of the chimoto of locking, switch fixing casing is provided with the lower latch hook matching with upper latch hook, switching device is provided with and promotes to touch the jacking block that wheel apparatus slides.
By technique scheme, upper latch hook only resets with a torsion spring, replaces original a set of compression spring component, and structure is simpler, and assembling more saves time, and cost is lower.Due to be provided with a set of separated with latch hook and can on sliding bar, slide touch wheel apparatus, under the effect of the jacking block of installing on switching device, touching wheel apparatus can be along sliding bar horizontal slip, and can keep latch hook always in locking state, due to touch wheel apparatus along sliding bar parallel motion one segment distance, so in elevator process flat bed region, touch the unlatching that wheel can and be arranged on the upper bank of layer door and hit the gap that keeps 6mm left and right between bow, thereby having avoided existing gate to be locked in flat bed region hits wheel and hits bow generation grazing, send clash, make elevator ride more comfortable, thereby reach effectively synchronous object.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model gate lock.
The specific embodiment
Below in conjunction with Fig. 1, the utility model is described in further detail.
As shown in Figure 1, gate lock in a kind of elevator door lock device, comprise master lock base plate 11, on master lock base plate 11, be laterally provided with a horizontal slide rod 6, in horizontal slide rod 6, be provided with the retracing spring 7 that touches wheel apparatus 8 and reset for touching wheel apparatus 8 that can be free to slide.Touching wheel apparatus 8 comprises and touches wheel base plate 18, by rotating shaft and touching of touching that wheel base plate 18 is connected, takes turns 4 and be arranged on and touch the pinch roller 19 of taking turns on base plate 18, pinch roller 19 contacts with latch hook device 9, touching wheel base plate 18 is connected with nylon slide block 3, nylon slide block 3 is arranged in horizontal slide rod 6, and reset by being together contained in sliding bar upper reset spring 7, touch wheel base plate 18 above adjusting bolt 5 is housed, by the adjusting of wheel apparatus 8 angles that crashes, thereby play the restriction of the latch hook stroke to resetting by torsion spring 12.
In master lock base plate 11 bottoms, by latch hook rotating shaft, be fixed wtih and the latch hook device 9 of touching wheel apparatus interlock, latch hook device 9 comprises latch hook 17 and torsion spring 12, torsion spring closes latch hook and switching device for auxiliary latch hook self gravitation, upper latch hook 17 is connected on master lock base plate 11 by rotating shaft, on the bearing that presses, be equipped with on the torsion spring 12 that resets of latch hook, torsion spring one end is fixed on latch hook 17, and the other end is fixed on the lever 10 being installed on master lock base plate 11.
In a side of latch hook device 9, be provided with the switching device 1 that coordinates latch hook device Operating In Persistent Current Mode and carry out electric confirmation, and be installed on and on the upper bank of layer door, coordinate gate lock that latch hook device 9 is opened to open to hit bow 13.Switching device 1 comprises switch fixing casing, for carrying out the lower contact 15 of electric confirmation and being installed on the upper contact head 16 of upper latch hook 17 ends, switch fixing casing below is provided with the lower latch hook 14 matching with upper latch hook 17, and the top of switching device 1 is provided with and promotes to touch the jacking block 2 that wheel apparatus 8 slides.
Upper latch hook 17 puts in place under the auxiliary force effect of self gravitation and torsion spring 12 and by being positioned at the position-limiting action closure of the pinch roller touching on wheel apparatus 8.Touch after wheel apparatus 8 and latch hook device 9 be installed on master lock base plate 11, master lock base plate 11 is installed on a door plate of elevator door-motor, keep relative static state with door gate head, switching device 1 is installed on the door machine link plate of a side relative to latch hook device 9 by support, in relative motion state, both combineds action realize the opening and closing movement of this gate lock with door gate head.
Elevator is when flat bed region, close the door in process, being positioned at jacking block on switching device 12 promotes to touch wheel apparatus 8 and moves on sliding bar, touching wheel 4 in moving process on touching wheel apparatus 8 departs from and to be arranged on layer door when stopping of bow 13 hit in the unlatching on bank, being installed on the lower contact 15 on switching device 1 and the upper contact head 16 being installed on latch hook 17 keeps in touch, upper latch hook 17 makes upper and lower latch hook locking by the torsion combined action of self gravitation and torsion spring 12, after door-closing in-place, the touching wheel 4 touching on wheel apparatus 8 hits and bends the gap that keeps 5.5-6.5mm between 13 with the unlatching on bank on layer door, until open the door again.Elevator up-down runs into the stop of not stopping during this time, touches wheel 4 and hits bow with unlatching and remain certain distance between 2, can not wipe and touch, thereby realized gate lock is installed after elevator move up and down noiselessness and effective synchronous object.
Elevator is when flat bed region, open the door in process, door machine driving band drives gate link plate to move to the direction of opening the door, and touches wheel apparatus 8 and on sliding bar 6, slides after a segment distance under the effect of Compress Spring 7, touches wheel 4 and starts and be arranged on unlatching on the upper bank of layer door and hit and bend 2 and contact, be subject to hitting stopping of bow 2, touch wheel apparatus 8 and start to clockwise rotate around center shaft, pinch roller presses latch hook device 9 downwards, and upper latch hook 17 is opened, upper and lower contact is separated, thereby completes the process of opening the door.
Elevator is when non-flat layer region, the above-mentioned process of opening the door is owing to there is no to open the application force that hits bow 2, latch hook 17 can not be opened, as continued, pull gate, touching wheel apparatus 8 segment distance that slides on sliding bar 6 encounters master lock base plate 11 and can not continue mobile, upper latch hook 17 continues locking with lower latch hook 14, then continues to be in contact with one another locking after mobile a bit of distance.Now between two gate plates, have gap, 20mm left and right, can not continue to open again, thereby guarantee that elevator is when non-flat layer region stops because of fault, the passenger in car can not open without authorization gate and avoid falling into the loss that causes life and property in hoistway.
The above is only the preferred embodiment of gate lock in a kind of elevator door lock device of the present utility model; technical personnel for elevator industry; do not departing under the prerequisite that the utility model opens one's minds; can also make some distortion and change, these all belong to protection domain of the present utility model.

Claims (5)

1. the gate in an elevator door lock device is locked, comprise master lock base plate (11), it is characterized in that: in master lock base plate (11) upper lateral, be provided with a horizontal slide rod (6), in horizontal slide rod (6), be provided be free to slide touch wheel apparatus (8) and retracing spring (7), in master lock base plate (11) bottom, by latch hook rotating shaft, be fixed wtih and the latch hook device (9) of touching wheel apparatus (8) interlock, a side in latch hook device (9) is provided with the switching device (1) that coordinates latch hook device Operating In Persistent Current Mode and carry out electric confirmation, and be arranged on and on the upper bank of layer door, coordinate gate lock that latch hook device is opened to open to hit bow (13).
2. the gate in a kind of elevator door lock device according to claim 1 is locked, it is characterized in that: the described wheel apparatus (8) that touches comprises and touches wheel base plate (18), by rotating shaft, takes turns base plate is connected touch wheel (4) and be arranged on the pinch roller (19) on base plate with touching, pinch roller (19) contacts with latch hook device (9), touching wheel base plate (18) is connected with nylon slide block (3), nylon slide block (3) is contained in horizontal slide rod (6), and by being together contained in sliding bar upper reset spring (7), reset, touch wheel base plate above adjusting bolt (5) is housed.
3. the gate in a kind of elevator door lock device according to claim 1 is locked, it is characterized in that: described latch hook device (9) comprises latch hook (17) and torsion spring (12), upper latch hook (17) is connected on master lock base plate (11) by rotating shaft, it is upper that torsion spring (12) one end is fixed on latch hook (17), and the other end is fixed on the lever (10) being installed on master lock base plate (11).
4. the gate in a kind of elevator door lock device according to claim 1 is locked, it is characterized in that: described switching device (1) comprises switch fixing casing, for carrying out the lower contact (15) of electric confirmation and being installed on the upper contact head (16) of the chimoto of locking, switch fixing casing is provided with the lower latch hook (14) matching with upper latch hook (17), and switching device (1) is provided with and promotes to touch the jacking block (2) that wheel apparatus (8) slides.
5. the gate in a kind of elevator door lock device according to claim 2 lock, is characterized in that: after door-closing in-place, described in touch wheel (4) and be arranged on a layer unlatching of going up on bank and hit the gap that keeps 5.5-6.5mm between bow (13).
CN201320584746.2U 2013-09-22 2013-09-22 A car door lock in an elevator door lock device Active CN203558690U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320584746.2U CN203558690U (en) 2013-09-22 2013-09-22 A car door lock in an elevator door lock device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320584746.2U CN203558690U (en) 2013-09-22 2013-09-22 A car door lock in an elevator door lock device

Publications (1)

Publication Number Publication Date
CN203558690U true CN203558690U (en) 2014-04-23

Family

ID=50508423

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320584746.2U Active CN203558690U (en) 2013-09-22 2013-09-22 A car door lock in an elevator door lock device

Country Status (1)

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CN (1) CN203558690U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105819315A (en) * 2015-01-22 2016-08-03 通力股份公司 Elevator car
CN107399661A (en) * 2016-05-19 2017-11-28 三菱电机上海机电电梯有限公司 Elevator car door locking device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105819315A (en) * 2015-01-22 2016-08-03 通力股份公司 Elevator car
CN105819315B (en) * 2015-01-22 2020-03-03 通力股份公司 Elevator cage
CN107399661A (en) * 2016-05-19 2017-11-28 三菱电机上海机电电梯有限公司 Elevator car door locking device
CN107399661B (en) * 2016-05-19 2019-08-27 三菱电机上海机电电梯有限公司 Elevator car door locking device

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20171215

Address after: 311227 west of Yangcheng Road, Nanyang Street Economic and Technological Development Zone, Xiaoshan District, Hangzhou, Zhejiang

Patentee after: Electromechanical (Hangzhou) Co., Ltd.

Address before: 311227 No. 31 Yangcheng Road, Nanyang Development Zone, Hangzhou, Zhejiang, Xiaoshan

Patentee before: Syney Elevator (Hangzhou) Co., Ltd.