CN202440214U - Waterproof elevator gate lock structure - Google Patents

Waterproof elevator gate lock structure Download PDF

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Publication number
CN202440214U
CN202440214U CN2012200400161U CN201220040016U CN202440214U CN 202440214 U CN202440214 U CN 202440214U CN 2012200400161 U CN2012200400161 U CN 2012200400161U CN 201220040016 U CN201220040016 U CN 201220040016U CN 202440214 U CN202440214 U CN 202440214U
Authority
CN
China
Prior art keywords
switch
door lock
contact
elevator
door
Prior art date
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.)
Expired - Fee Related
Application number
CN2012200400161U
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Chinese (zh)
Inventor
刘建军
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.)
Hitachi Elevator China Co Ltd
Original Assignee
Hitachi Elevator China 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 Hitachi Elevator China Co Ltd filed Critical Hitachi Elevator China Co Ltd
Priority to CN2012200400161U priority Critical patent/CN202440214U/en
Application granted granted Critical
Publication of CN202440214U publication Critical patent/CN202440214U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a waterproof elevator gate lock structure which comprises a gate lock hook, a waterproof switch box, a gate lock spring bolt and a trigger device. The gate lock hook is arranged on one side of a switch gate plate, the waterproof switch box is arranged on the other side of the switch gate plate, a static contact-piece and a movable contact-piece are arranged in the waterproof switch box, the gate lock spring bolt and the end portion of the gate lock hook are buckled, the trigger device is used for connecting and disconnecting the static contact-piece and the movable contact-piece, the trigger device is in linkage with the gate lock hook, and a contact switch which is composed of the static contact-piece and the movable contact-piece is disposed in a safety control circuit of an elevator. According to the waterproof elevator gate lock structure, a gate lock switch, a static contact and a movable contact are integrated to be arranged in the waterproof switch box and can be forcibly disconnected, so that the requirement of safety contacts is met, and waterproof and dustproof purposes are achieved; the trigger device is arranged on the waterproof switch box, thereby the requirement of the design of the waterproof switch is simplified, and the manufacturing cost of the switch is reduced; and by the aid of a box cover of the switch box, users can conveniently observe states of the static contact and the movable contact and judge whether the switch works normally.

Description

A kind of water repellant door lock of elevator structure
Technical field
The utility model relates to a kind of door lock of elevator structure, particularly relates to a kind of water repellant door lock of elevator structure.
Background technology
Generally have in the lift facility of door opener, consider the requirement of safety, tend to be provided with door switch and it is proposed higher electrical safety requirement, like the requirement of safety contact, promptly the contact must obtain the failure-free disconnection.Its action logic requires when being closed, and door switch is normally closed, and when door was opened, door switch broke off and will break off certainly.For most of occasions use integrated switched, or force to break off when normally closed contact but compression, or open contact but can't force to break off the difficult requirement of satisfying the safety contact of door switch after the closure.Therefore most door switch has all adopted the mode of switch contact separate design; A contact that is switch is arranged on the side fan door with switch enclosure; And another contact is arranged on the opposite side fan door with the outer latch hook of switch enclosure; Two the contact can so just can guarantee the sure disconnection of contact mechanical separating or closure along with the variation of door switch action.But this structure, because two contact separation types are provided with, the contact often is directly exposed to the outside, suffers the influence of water, dust, smog etc. easily, is prone to come in contact bad and causes and open circuit.The door switch that also has minority is that two switch contact integral types are arranged on switch enclosure inside; But for realizing the sure disconnection of inner two contacts of switch; Need could realize at switch indoor design complicated mechanical connecting rod mechanism, cause the volume of switch bigger, complex structure; And because switch machinery bar linkage structure is positioned at switch inside, whether whether it break off certainly and have the many situation of damage to be difficult to directly be checked through.This switch generally all needs outside inserted sheet and inserts the inner mechanical linkage of touching of switch simultaneously, and its switch enclosure difficulty carries out the actv. waterproofing design, often the classification of waterproof requirement of out of reach door switch.
The utility model content
The utility model technical matters to be solved provides a kind of water repellant door lock of elevator structure, and it is simple in structure and can guarantee that its water resistance is good and guarantee that the contact breaks off certainly.
For solving the problems of the technologies described above; The utility model provides a kind of water repellant door lock of elevator structure; Except the door lock latch hook of being located at switch door-plate one side; Comprise also that the inside of being located at switch door-plate opposite side is provided with the water proof switch box of static contact and movable contact spring, the Door-lock bolt that fastens with said door lock latch hook end and can make static contact and movable contact spring is closed or open circuited flip flop equipment; This flip flop equipment linkage ground is connected with the door lock latch hook, and the contact switch that said static contact and said movable contact spring constitute is located in the safety control circuit of elevator.
When two fan layer door finish near closing the door; The cw swing under external force of door lock cam drives the swing of door lock latch hook cw, and the door lock latch hook lifts; Door lock latch hook end makes the movable contact spring action through flip flop equipment; Movable contact spring is pressed on the static contact, and moving contact contacts with break back contact, and safety return circuit is connected.When two fan layer door opened the door, the cw swing under external force of door lock cam drove the swing of door lock latch hook cw, and the disengaging Door-lock bolt is lifted in door lock latch hook end, and door lock forms release.Simultaneously, door lock latch hook end makes the movable contact spring action through flip flop equipment, and movable contact spring breaks away from static contact, and moving contact separates with break back contact, and safety return circuit breaks off.
Further preferred, the end of said flip flop equipment has makes flip flop equipment and door lock latch hook linkage bonded assembly, the bar v notch v that cooperatively interacts and door lock male part.
For realizing the present technique scheme well; Said flip flop equipment comprises that what be installed on that the rotating shaft of water proof switch box in-to-in, an end captive joint with the side of rotating shaft is moving contact connecting rod, the switch male part of axis swing and the door lock male part of being located at said door lock latch hook end along rotating shaft; One end of said rotating shaft extends to outside the said water proof switch box; One end vertical fixing of this elongated end and said switch male part; The other end of said switch male part is provided with the bar v notch v that cooperates with said door lock male part; The other end of said moving contact connecting rod connects said movable contact spring, and the moving contact connecting rod is provided with the rod spring that supplies the moving contact connecting rod to reset during for axis swing with the rotating shaft.
For static contact can successfully be arranged in the water proof switch box, be provided with the static contact support plate that is used for fixing the static contact position in the said water proof switch box.
For making whole door lock structure have better water resistance, the side of said water proof switch box is provided with the switch enclosure lid, and is provided with seal gasket between switch enclosure lid and the water proof switch box.The outside face that is positioned at said rotating shaft elongated end place on the said water proof switch box is provided with seal gasket.
Observe the state of dynamic and static contact for ease and judge whether normal operation of switch, said switch enclosure lid is a transparent material.
Better for the reset effect that makes movable contact spring, said movable contact spring is provided with the compressing tablet spring.
The utlity model has following useful technique effect:
1) the dynamic and static contact of door switch integrated arrangement is inner and can force to break off through flip flop equipment in the water proof switch box, satisfy the requirement of safety contact, has reached the purpose of waterproof and dustproof again;
2) flip flop equipment is located on the water proof switch box, has been simplified to split and closed the waterproof designing requirement, reduced the cost of manufacture of switch;
3) can observe the state of dynamic and static contact easily and judge whether normal operation of switch through the switch enclosure lid.
Description of drawings
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the birds-eye view of the utility model embodiment;
Among the figure: 1-door lock latch hook, 2-door lock cam, 3-latch hook spring, 4-water proof switch box, 5-switch male part; The 6-Door-lock bolt, 7-static contact, 8-break back contact, 9-movable contact spring, 10-moving contact connecting rod; The 11-rotating shaft, 12-rod spring, 13-door lock male part, 14-static contact support plate; 15-switch enclosure lid, 16-seal gasket, 17-compressing tablet spring, 18-water proof wire tapered end.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further explain.
Embodiment:
As depicted in figs. 1 and 2; A kind of water repellant door lock of elevator structure; Comprise the door lock latch hook 1 of being located at switch door-plate one side; Comprise also that the inside of being located at switch door-plate opposite side is provided with the water proof switch box 4 of static contact 7 and movable contact spring 9, the Door-lock bolt 6 that fastens with said door lock latch hook 1 end and can make static contact 7 and movable contact spring 9 closed or open circuited flip flop equipments, static contact 7 is provided with break back contact 8.One end linkage ground of this flip flop equipment is connected with the end of door lock latch hook 1, and the other end connects movable contact spring 9.Said static contact 7 is serially connected with in the safety control circuit of elevator with contact switch and other safety switchs of elevator that said movable contact spring 9 constitutes.
Said flip flop equipment comprise be installed on that the 4 in-to-in rotating shafts 11 of water proof switch box, an end captive joint with the side of rotating shaft 11 along rotating shaft 11 for the moving contact connecting rod 10 of axis swing, switch male part 5 be located at the door lock male part 13 of said door lock latch hook 1 end; One end of said rotating shaft 11 extends to outside the said water proof switch box 4; One end vertical fixing of this elongated end and said switch male part 5; The other end of said switch male part 5 is provided with the bar v notch v that cooperates with said door lock male part 13; The other end of said moving contact connecting rod 10 connects said movable contact spring 9, and moving contact connecting rod 10 is provided with the rod spring 12 that resets when supplying moving contact connecting rod 10 to be axis swing with rotating shaft 11.For static contact 7 can successfully be arranged in the water proof switch box 4, be provided with the static contact support plate 14 that is used for fixing static contact 7 positions in the said water proof switch box 4.For making whole door lock structure have better water resistance, the side of said water proof switch box 4 is provided with switch enclosure lid 15, and is provided with seal gasket 16 between switch enclosure lid 15 and the water proof switch box 4.The outside face that is positioned at said rotating shaft 11 elongated end places on the said water proof switch box 4 is provided with seal gasket 16.Just can prevent just to need not to be provided with in addition seal gasket 16 after water proof wire tapered end 18 lockings of the end of water proof switch box 4 from the water inlet of switch wiring.Observe the state of dynamic and static contact for ease and judge whether normal operation of switch, said switch enclosure lid 15 is a transparent material.Better for the reset effect that makes movable contact spring 9, said movable contact spring 9 is provided with compressing tablet spring 17.
In the present embodiment, static contact 7 comprises two static contacts 7 up and down, therefore also to two static contact support plates 14 should be arranged, two movable contact springs 9 and two compressing tablet springs 17 is arranged also.
The principle of work of present embodiment is following:
When two fan layer door finished near closing the door, door lock cam 2 cw swing under external force drove the swing of door lock latch hook 1 cw; Door lock latch hook 1 lifts, and the bar v notch v that door lock male part 13 can get into switch male part 5 forms coupling, closes the door when finishing; External force is removed; Door lock latch hook 1 falls under the effect of latch hook spring 3, and the groove of door lock latch hook 1 falls into the convexity of Door-lock bolt 6, and door lock forms locking.Simultaneously, switch male part 5 whereabouts along with door lock latch hook 1 under the coupling of door lock male part 13 can be swung by cw, drives the moving contact cws swing in the water proof switch box 4; Movable contact spring 9 is pressed on the static contact 7; Moving contact contacts with break back contact 8, and it is closed to get an electric shock, and safety return circuit is connected.
When two fan layer door opened the door, door lock cam 2 cw swing under external force drove the swing of door lock latch hook 1 cw, and door lock latch hook 1 end is lifted and broken away from Door-lock bolt 6, and door lock forms release.Simultaneously, switch male part 5 along with the counter-clockwise swing that lifts of door lock latch hook 1, drives movable contact spring 9 counter-clockwise swings in the water proof switch box 4 under 13 couplings of door lock male part; Movable contact spring 9 breaks away from static contact 7; Moving contact separates with break back contact 8, gets an electric shock and breaks off, and safety return circuit breaks off.
In particular cases, if dynamic and static contact 8 sticks together in 8 closing course of dynamic and static contact, when opening the door; Moving contact connecting rod 10 can produce the pulling force that separates with static contact 7 pressures, when pulling force is enough under the pressure counter-clockwise swing of switch male part 5; Dynamic and static contact 8 can be forced separation, if still can not separate, the external force that acts on door lock cam 2 further strengthens; Force the torsion of 13 pairs of switch male parts 5 of door lock male part to strengthen; Movable contact spring 9 overcomes the pressure of compressing tablet spring 17, can force to break away from from moving contact connecting rod 10, cuts off safety return circuit.If the external force of opening the door still can't force movable contact spring 9 to break off; This moment is because switch male part 5 passes through the compacting of door lock male part 13 door lock latch hooks 1; The groove of door lock latch hook 1 can not be withdrawed from the convexity of Door-lock bolt 6 fully, and mechanical door lock still is in the lock state, and this moment, therefore layer door can't be opened; And then guarantee still can closed bite at door switch failure conditions lower floor door, guarantees safety.
In like manner,, perhaps break back contact 8 is set to the insert-connecting plate form, forces spring to be arranged on break back contact 8 supports, also can not influence the result of use of this door lock of elevator structure switch male part 5 and the transposing of door lock male part 13 profiles.
In like manner, a static contact 7 and movable contact spring 9 formation contact switchs can be set, be fixed in respectively into and out of the switch wiring on the end points of static contact 7 and movable contact spring 9.
In like manner; Plural static contact 7 can also be set constitute many group contact switchs with plural movable contact spring 9; Like this can be with all being fixed in into and out of the switch wiring on the end points of static contact 7; The public substrate mutual conduction of movable contact spring below it can guarantee better that so just the action of movable contact spring 9 can not receive the obstruction of switch wiring.
Above-listed detailed description is specifying to one of the utility model possible embodiments; This embodiment is not the claim in order to restriction the utility model; Allly do not break away from the equivalence that the utility model does and implement or change, all should be contained in the claim of this case.

Claims (8)

1. water repellant door lock of elevator structure; Comprise the door lock latch hook of being located at switch door-plate one side; It is characterized in that: comprise also that the inside of being located at switch door-plate opposite side is provided with the water proof switch box of static contact and movable contact spring, the Door-lock bolt that fastens with said door lock latch hook end and can make static contact and movable contact spring is closed or open circuited flip flop equipment; This flip flop equipment linkage ground is connected with the door lock latch hook, and the contact switch that said static contact and said movable contact spring constitute is located in the safety control circuit of elevator.
2. a kind of water repellant door lock of elevator structure according to claim 1 is characterized in that: the end of said flip flop equipment has makes flip flop equipment and door lock latch hook linkage bonded assembly, the bar v notch v that cooperatively interacts and door lock male part.
3. a kind of water repellant door lock of elevator structure according to claim 2; It is characterized in that: said flip flop equipment comprises that what be installed on that the rotating shaft of water proof switch box in-to-in, an end captive joint with the side of rotating shaft is moving contact connecting rod, the switch male part of axis swing and the door lock male part of being located at said door lock latch hook end along rotating shaft; One end of said rotating shaft extends to outside the said water proof switch box; One end vertical fixing of this elongated end and said switch male part; The other end of said switch male part is provided with the bar v notch v that cooperates with said door lock male part; The other end of said moving contact connecting rod connects said movable contact spring, and the moving contact connecting rod is provided with the rod spring that supplies the moving contact connecting rod to reset during for axis swing with the rotating shaft.
4. a kind of water repellant door lock of elevator structure according to claim 3 is characterized in that: the outside face that is positioned at said rotating shaft elongated end place on the said water proof switch box is provided with seal gasket.
5. a kind of water repellant door lock of elevator structure according to claim 3, it is characterized in that: said movable contact spring is provided with the compressing tablet spring.
6. a kind of water repellant door lock of elevator structure according to claim 1 is characterized in that: be provided with the static contact support plate that is used for fixing the static contact position in the said water proof switch box.
7. a kind of water repellant door lock of elevator structure according to claim 1, it is characterized in that: the side of said water proof switch box is provided with the switch enclosure lid, and is provided with seal gasket between switch enclosure lid and the water proof switch box.
8. a kind of water repellant door lock of elevator structure according to claim 7, it is characterized in that: said switch enclosure lid is a transparent material.
CN2012200400161U 2012-02-08 2012-02-08 Waterproof elevator gate lock structure Expired - Fee Related CN202440214U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200400161U CN202440214U (en) 2012-02-08 2012-02-08 Waterproof elevator gate lock structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200400161U CN202440214U (en) 2012-02-08 2012-02-08 Waterproof elevator gate lock structure

Publications (1)

Publication Number Publication Date
CN202440214U true CN202440214U (en) 2012-09-19

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ID=46821668

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200400161U Expired - Fee Related CN202440214U (en) 2012-02-08 2012-02-08 Waterproof elevator gate lock structure

Country Status (1)

Country Link
CN (1) CN202440214U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231973A (en) * 2013-05-17 2013-08-07 快意电梯股份有限公司 Elevator floor door lock device and lock locking and unlocking verification method
CN103334649A (en) * 2013-07-07 2013-10-02 沈阳东旭电梯有限责任公司 Center opening door lock for elevator
CN103434916A (en) * 2013-08-20 2013-12-11 广州日滨科技发展有限公司 Side opening door type elevator and car door lock thereof
CN105314508A (en) * 2014-08-01 2016-02-10 上海三菱电梯有限公司 Elevator landing door device with waterproof structure
CN108609445A (en) * 2016-12-09 2018-10-02 日立电梯(中国)有限公司 A kind of car door lock protective device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231973A (en) * 2013-05-17 2013-08-07 快意电梯股份有限公司 Elevator floor door lock device and lock locking and unlocking verification method
CN103231973B (en) * 2013-05-17 2016-01-06 快意电梯股份有限公司 A kind of elevator hall door lock device and open locking verification method
CN103334649A (en) * 2013-07-07 2013-10-02 沈阳东旭电梯有限责任公司 Center opening door lock for elevator
CN103334649B (en) * 2013-07-07 2015-12-02 辽宁东旭电梯有限公司 Elevator center opening door is locked
CN103434916A (en) * 2013-08-20 2013-12-11 广州日滨科技发展有限公司 Side opening door type elevator and car door lock thereof
CN105314508A (en) * 2014-08-01 2016-02-10 上海三菱电梯有限公司 Elevator landing door device with waterproof structure
CN108609445A (en) * 2016-12-09 2018-10-02 日立电梯(中国)有限公司 A kind of car door lock protective device
CN108609445B (en) * 2016-12-09 2020-05-12 日立电梯(中国)有限公司 Car door lock protection device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120919

Termination date: 20190208