CN107265268A - A kind of elevator door lock device - Google Patents
A kind of elevator door lock device Download PDFInfo
- Publication number
- CN107265268A CN107265268A CN201710555730.1A CN201710555730A CN107265268A CN 107265268 A CN107265268 A CN 107265268A CN 201710555730 A CN201710555730 A CN 201710555730A CN 107265268 A CN107265268 A CN 107265268A
- Authority
- CN
- China
- Prior art keywords
- latch hook
- elevator door
- door lock
- lock device
- installing plate
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
- B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
- B66B13/20—Lock mechanisms actuated mechanically by abutments or projections on the cages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention discloses a kind of elevator door lock device, including：The lock installing plate being fixed on a head, the fixation latch hook being arranged on lock installing plate, the rotation latch hook on elevator door and detection rotate the detection switch that latch hook coordinates in place with fixed latch hook, the lock installing plate be provided with it is in place after rotations latch hook be engaged and driving member that detection trigger is switched.The detection switch includes：The socket being fixed on lock installing plate and the contact pin for being fixed on the driving member and being engaged with socket.Compared with prior art, the elevator door lock device that the present invention is provided, simple and compact for structure, in-site installation maintenance is convenient, and cost reduction, safety in utilization is more preferable.
Description
Technical field
The present invention relates to elevator technology field, and in particular to a kind of elevator door lock device.
Background technology
Door lock of elevator is to ensure the important component that elevator safety is used, when car is not in level position, and layer door needs to keep
Closure state, to prevent passenger's back drop road from casualty accident occur.
Every Men Jun layer by layer of elevator is correspondingly provided with a layer door lock, ensures that layer door is in closure state by layer door lock.Layer door
Lock generally includes the electrical equipment of mechanical lock hook assembly and the mechanical lock hook assembly opening of detection or closure state.
The many elevator doors lock circulated in the market, although ensure that state of the layer door in closing, but it is electric
Gas element uses exposed electrical contact, there is very big potential safety hazard.
For example, Publication No. CN103818809A patent of invention document discloses a kind of elevator door lock, by exposed
Electrical contact overlap joint outside realizes the detection function of electrical equipment, does not only exist potential safety hazard, and the installation and debugging of contact
It is inconvenient.
Elevator door lock common in the art is mutually clamped as shown in figure 1, rotating latch hook 1 with fixed latch hook 4, locking
Layer door, in the state of layer door lock is closed, the fixing electric contacts 3 rotated on the mobile electrical contact 2 and lock installing plate 5 of latch hook 1 are taken
Fetch connection circuit, fixing electric contacts 3 are using completely exposed sheet metal, and the shield above sheet metal, which is only capable of blocking, to be come from above
The thing that drops.
Mobile electrical contact is moved from right to left during overlap joint, and lifting and latching with certain with latch hook
The anglec of rotation, be that right side needs reserved opening in shield, the opening is enough full to avoid the walking path of mobile electrical contact
Demand of the sufficient finger through touching sheet metal.
When people passes in and out car, due to there is gap, the general position of demand that layer door lock is locked a door for satisfaction between layer door and gate
It is easy to touch fixing electric contacts by opening in the gap of layer door and gate, when maintenance staff and passenger stretch out one's hand upwards,
Because door lock safety return circuit voltage is generally forceful electric power, generation electric shock casualty accident is easily caused.
In the prior art, the end of elevator door lock fixing electric contacts uses copper metal, and is parallel to each other provided with conductive
Metal tabs, the surface of mobile electrical contact is typically using silvering is contained, and inside is conductive copper metal block, mobile electrical contact
Support is insulating support.
During to ensure that rotating latch hook latches, mobile electrical contact be able to touch fixing electric contacts, when mounted, and fixed electricity is touched
The metal tabs of head with respect to the horizontal plane upwarp certain angle, and the angle is excessive, easily make the argentiferous plating for moving electrical contact surface
Layer abrasion, insulating support stress is excessive, causes to move contact life shortening；If angle too small, mobile electrical contact is easily caused
Overlap joint causes open circuit, loses a layer door lock function less than fixing electric contacts.
Above-mentioned door lock is used with inside as copper metal block, and outer surface is the mobile electrical contact containing silvering, and cost is higher,
And the angle that upwarps of metal tabs needs to be accurately controlled, install and maintenance changes all very inconvenient during accessory.
The content of the invention
The invention provides a kind of elevator door lock device, relative to existing elevator door lock device, cost reduction, installation side
Just, it is safe.
A kind of elevator door lock device, including：The lock installing plate that is fixed on a head, it is arranged on consolidating on lock installing plate
Fixed lock hook, the rotation latch hook on elevator door and detection rotate the detection switch that latch hook coordinates in place with fixed latch hook,
The lock installing plate be provided with it is in place after rotations latch hook be engaged and driving member that detection trigger is switched.
In the present invention, electrical equipment is no longer set on latch hook is rotated, detection switch is provided entirely on lock installing plate,
Latch hook is rotated by the driving member transmitting forces on lock installing plate, carrys out detection trigger switch.
Because electrical equipment is all in lock fixed plate, when mounted, it is not necessary to pass through to adjust and rotate latch hook
Movement locus, to ensure the good contact of electrical equipment, is easier to make for installation and Renewal process.
When rotating latch hook rotation, tumbler is to driving member to force, and the mobile detection trigger for passing through driving member is switched.
The rotation latch hook refers in place：Rotate latch hook and be in the position engaged with fixed latch hook when realizing layer door lock closure
Put.
Preferably, the detection switch includes：The socket that is fixed on lock installing plate and it is fixed on the transmission
The contact pin being engaged on part and with socket.
The present invention replaces the bridging arrangement of two electrical contacts in the prior art using contact pin and the connected structure of socket, turns
Moveable lock hook stirs driving member when rotating, and the contact pin on driving member is inserted in socket, connects safety return circuit.
The jack of socket only allows contact pin to enter, it is impossible to accommodates finger and stretches into, and prevents the generation of electric shock accidents, compared to electricity
Contact is safer.
It is copper metal block that the present invention is replaced internal using contact pin, and outside is the electric contact containing silvering, is effectively reduced into
This.
Preferably, the driving member is rotatably installed on lock installing plate.
The driving member is arranged on lock installing plate by horizontally disposed rotating shaft, when rotating latch hook rotation, stirs biography
Moving part rotates around own torque, the contact pin on driving member is inserted in the socket on lock installing plate.
Preferably, the driving member includes：
The swing part on lock installing plate is rotatably installed in, the contact pin is fixed on the swing part；
With the trigger unit of the swing part phase separation, it is in place after rotation latch hook offseted with the trigger unit.
Rotate latch hook backward trigger unit in place and apply active force, promote swing part to rotate by trigger unit, by swing part
Contact pin insert in corresponding socket.
Preferably, the swing part is fixedly connected or is engaged with trigger unit.The swing part and trigger unit also may be used
To be structure as a whole.
Preferably, the fixing lock hitcher has with rotating the gib head that latch hook fastens, gib head side is guiding rotation lock
Hook inclined plane in place, opposite side be with it is in place after the confined planes that offset of rotation latch hook, the trigger unit of the driving member has：
Extend to the original state of inclined plane and confined planes junction；
And the triggering state for being compressed and being rotated by the rotation latch hook after in place.
Rotation latch hook is moved to elevator door and offseted with fixing the inclined plane of latch hook, when elevator door is further moved, and is rotated
Latch hook under the guiding function of inclined plane on lift, rotate latch hook cross after the peak of inclined plane, self-locking spring and itself
In the presence of gravity, decline and promote trigger unit to move, drive swing part to rotate by trigger unit, insert the contact pin on swing part
Enter in corresponding socket.
The pivot center of driving member can be arranged on swing part, or, swing part is fixedly connected or one with trigger unit
During structure, the pivot center of driving member is located in trigger unit.
As a preferred embodiment, the swing part is fixedly connected and L-shaped arrangement with trigger unit.It is described to swing
Portion also serves as the counterweight for driving trigger unit to restPose.
As another preferred embodiment, lock installing plate is provided with and drives the elasticity that trigger unit restPoses
Part.Trigger unit is promoted to restPose by the elastic force of elastic component.
Compared with prior art, the elevator door lock device that the present invention is provided, simple and compact for structure, in-site installation maintenance is convenient,
Cost is reduced, and safety in utilization is more preferable.
Brief description of the drawings
Fig. 1 is the schematic diagram of elevator door lock device in the prior art；
Fig. 2 is the stereogram of elevator door lock device closure state of the present invention；
Fig. 3 is the schematic diagram of elevator door lock device open mode of the present invention；
Fig. 4 is the schematic diagram of elevator door lock device closure state of the present invention；
Fig. 5 is the schematic diagram of elevator door lock device transfer moveable lock hook of the present invention；
Fig. 6 is the A direction views in Fig. 5.
In figure：1st, latch hook is rotated；2nd, mobile electrical contact；3rd, fixing electric contacts；4th, fixed latch hook；4a, confined planes；4b, incline
Inclined-plane；5th, lock installing plate；6th, driving member；6a, swing part；6b, trigger unit；7th, elevator door；8th, socket；9th, contact pin；10th, turn
Axle；11st, connecting rod；12nd, self-locking spring；13rd, limiting plate.
Embodiment
Below in conjunction with the accompanying drawings, elevator door lock device of the present invention is described in detail.
As shown in Figure 2, Figure 3, Figure 4, elevator door lock device, including：The lock installing plate 5 that is fixed on a head, it is arranged on
Fixation latch hook 4 on lock installing plate 5, the rotation latch hook 1 on elevator door 7, detection rotate latch hook 1 and fixed latch hook 4
The detection switch that coordinates in place and it is engaged the driving member 6 switched with detection trigger with the rotation latch hook 1 after in place.
Fixing latch hook 4 has with rotating the gib head that latch hook 1 fastens, and gib head side is inclined for guiding rotation latch hook 1 is in place
Inclined-plane 4b, opposite side be with it is in place after the confined planes 4a that offsets of rotation latch hook 1.
As shown in Figure 5, Figure 6, rotate latch hook 1 to be arranged on elevator door 7 by rotating shaft, rotate between latch hook 1 and elevator door 7
Provided with self-locking spring 12, self-locking spring 12 is stage clip.Rotate the bottom of latch hook 1 and be fixed with the connecting rod 11 arranged vertically, elevator door 7
On be relatively fixed limited location plate 13, the activity of connecting rod 11 runs through limiting plate 13, and self-locking spring 12 is set in connecting rod 11 and passes limit
The end of position plate 13.
As shown in Figure 3, Figure 4, the original state of the holding level of rotation latch hook 1 is made by the effect of self-locking spring 12, when turn
Moveable lock hook 1 is moved to elevator door 7 when being in contact with the inclined plane 4b of fixed latch hook 4, under inclined plane 4b guiding function, is turned
(being rotated around the axis along the clockwise direction in figure) is lifted on moveable lock hook 1, after the peak for crossing inclined plane 4b, in self-locking bullet
In the presence of spring 12 and the rotation self gravitation of latch hook 1, rotate latch hook 1 and return back to horizontality, realize the card with fixed latch hook 4
Close, under fastening state, the confined planes 4a for rotating latch hook 1 and fixed latch hook 4 offsets, prevent to rotate latch hook 1 with the level of elevator door 7
It is moved out fixing latch hook 4.
As shown in Figure 3, Figure 4, driving member 6 is rotatably installed on lock installing plate 5, and driving member 6 includes：Pass through 10 turns of rotating shaft
The dynamic swing part 6a being arranged on the lock installing plate 5 and trigger unit 6b offseted with the rotation latch hook 1 after in place, swing part
6a and trigger unit 6b is bolted to connection and L-shaped arrangement, and swing part 6a, which is also served as, drives trigger unit 6b to restPose
Counterweight.
To ensure that rotating latch hook 1 promotes trigger unit 6b to rotate, it is necessary to meet condition：The elastic force of self-locking spring 12 and rotation
The gravity sum of latch hook 1 is more than counterweight, if condition is unsatisfactory for, can be by increasing the elastic force of self-locking spring 12, or reduction swing
Portion 6a gravity meets condition.
The trigger unit 6b of driving member 6 has：Extend to inclined plane 4b and confined planes 4a junctions original state and
The triggering state for being compressed and being rotated by the rotation latch hook 1 after in place.
Finite place piece is set in door head plate, driving member 6 is maintained at original state.Locating part can act on swing part 6a
And/or trigger unit 6b, locating part should avoid the path of motion of driving member 6.
Detection switch includes：The socket 8 that is fixed on lock installing plate 5 and be fixed on driving member 6 and with socket 8
The contact pin 9 being engaged.
As shown in Figure 3, Figure 4, contact pin 9 is fixed on swing part 6a, and contact pin 9 10 rotates around the shaft with swing part 6a
Motion, to realize grafting and disengaging with socket 8.The jack of socket 8 is inclined relative to horizontal arrangement, the jack of socket 8 and water
The angle of inclination of plane is set according to the rotating path of contact pin 9, to ensure that contact pin 9 can be inserted smoothly in jack.
The elevator door lock device course of work that the present invention is provided is as follows：
At closing time, rotate latch hook 1 to move closer to fix latch hook 4 with the movement of elevator door 7, rotate the fixed latch hook 4 of the contact of latch hook 1
Inclined plane 4b when, under inclined plane 4b guide effect gradually on lift, after the peak for crossing inclined plane 4b, in self-locking bullet
In the presence of spring 12 and the rotation self gravitation of latch hook 1, rotate latch hook 1 and fall, trigger unit 6b is compressed downwards, trigger unit 6b rotates
(direction shown in Fig. 4) rotation clockwise of axle 10, and drive the contact pin 9 on swing part 6a to insert in socket 8, connect electric peace
Full loop.
During enabling, rotate and lifted on latch hook 1, depart from the fastening state with fixed latch hook 4, swing part 6a makes triggering as counterweight
Contact pins 9 of the portion 6b in (direction shown in Fig. 4) counterclockwise rotation, swing part 6a departs from socket 8.
Disclosed above is only the specific embodiment of the present invention, but the present invention is not limited to this, the technology of this area
Personnel can carry out various changes and modification to the present invention without departing from the spirit and scope of the present invention.Obviously these are changed and become
Type all should belong in the protection domain protection of application claims.Although in addition, used some specific terms in this specification,
But these terms are merely for convenience of description, the present invention is not constituted any specifically limited.
Claims (10)
1. a kind of elevator door lock device, including：The lock installing plate being fixed on a head, the fixation being arranged on lock installing plate
Latch hook, the rotation latch hook on elevator door and detection rotate the detection switch that latch hook coordinates in place with fixed latch hook, its
Be characterised by, the lock installing plate be provided with it is in place after rotations latch hook be engaged and driving member that detection trigger is switched.
2. elevator door lock device as claimed in claim 1, it is characterised in that the detection switch includes：It is fixed on lock peace
Fill the socket on plate and the contact pin for being fixed on the driving member and being engaged with socket.
3. elevator door lock device as claimed in claim 1, it is characterised in that the driving member is rotatably installed in lock installing plate
On.
4. the elevator door lock device as described in any one of claims 1 to 3, it is characterised in that the driving member includes：
The swing part on lock installing plate is rotatably installed in, the contact pin is fixed on the swing part；
With the trigger unit of the swing part phase separation, it is in place after rotation latch hook offseted with the trigger unit.
5. elevator door lock device as claimed in claim 4, it is characterised in that the swing part is fixedly connected or connect with trigger unit
Touch and coordinate.
6. elevator door lock device as claimed in claim 4, it is characterised in that the fixing lock hitcher has mutually to be blocked with rotating latch hook
The gib head of conjunction, gib head side rotates latch hook inclined plane in place for guiding, opposite side be with it is in place after rotation latch hook offset
Confined planes, the trigger unit of the driving member has：
Extend to the original state of inclined plane and confined planes junction；
And the triggering state for being compressed and being rotated by the rotation latch hook after in place.
7. elevator door lock device as claimed in claim 4, it is characterised in that the pivot center of driving member is located in trigger unit.
8. elevator door lock device as claimed in claim 4, it is characterised in that the swing part is fixedly connected with trigger unit and is in
L-shaped is arranged.
9. elevator door lock device as claimed in claim 4, it is characterised in that the swing part, which is also served as, drives trigger unit to be recovered just
The counterweight of beginning state.
10. elevator door lock device as claimed in claim 4, it is characterised in that lock installing plate, which is provided with, drives trigger unit extensive
The elastic component of multiple original state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555730.1A CN107265268B (en) | 2017-07-10 | 2017-07-10 | Elevator door lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555730.1A CN107265268B (en) | 2017-07-10 | 2017-07-10 | Elevator door lock device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107265268A true CN107265268A (en) | 2017-10-20 |
| CN107265268B CN107265268B (en) | 2023-03-31 |
Family
ID=60073306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710555730.1A Active CN107265268B (en) | 2017-07-10 | 2017-07-10 | Elevator door lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107265268B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422718A (en) * | 2019-09-05 | 2019-11-08 | 大连欧意测量仪器有限公司 | Door lock of elevator depth of engagement detector and elevator device |
| CN113911867A (en) * | 2020-07-07 | 2022-01-11 | 株式会社日立制作所 | Elevator door and elevator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0867477A (en) * | 1994-08-30 | 1996-03-12 | Mitsubishi Denki Bill Techno Service Kk | Lock switch for elevator |
| CN104150333A (en) * | 2014-08-20 | 2014-11-19 | 快意电梯股份有限公司 | Lift car door lock device and operation method thereof |
| JP2015016949A (en) * | 2013-07-10 | 2015-01-29 | フジテック株式会社 | Door device for elevator |
| CN104743429A (en) * | 2014-11-27 | 2015-07-01 | 西子奥的斯电梯有限公司 | Landing door lock device |
| CN105819315A (en) * | 2015-01-22 | 2016-08-03 | 通力股份公司 | Elevator car |
| CN207226780U (en) * | 2017-07-10 | 2018-04-13 | 浙江西子重工机械有限公司 | A kind of elevator door lock device |
-
2017
- 2017-07-10 CN CN201710555730.1A patent/CN107265268B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0867477A (en) * | 1994-08-30 | 1996-03-12 | Mitsubishi Denki Bill Techno Service Kk | Lock switch for elevator |
| JP2015016949A (en) * | 2013-07-10 | 2015-01-29 | フジテック株式会社 | Door device for elevator |
| CN104150333A (en) * | 2014-08-20 | 2014-11-19 | 快意电梯股份有限公司 | Lift car door lock device and operation method thereof |
| CN104743429A (en) * | 2014-11-27 | 2015-07-01 | 西子奥的斯电梯有限公司 | Landing door lock device |
| CN105819315A (en) * | 2015-01-22 | 2016-08-03 | 通力股份公司 | Elevator car |
| CN207226780U (en) * | 2017-07-10 | 2018-04-13 | 浙江西子重工机械有限公司 | A kind of elevator door lock device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422718A (en) * | 2019-09-05 | 2019-11-08 | 大连欧意测量仪器有限公司 | Door lock of elevator depth of engagement detector and elevator device |
| CN113911867A (en) * | 2020-07-07 | 2022-01-11 | 株式会社日立制作所 | Elevator door and elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107265268B (en) | 2023-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210615 Address after: Room 305-w, 3rd floor, 11 Lane 1888, Caoyang Road, Putuo District, Shanghai 200062 Applicant after: Xin Xi'ao Elevator Group Co.,Ltd. Address before: No.46, Qichao Road, Chang'an Town (Nongfa District), Haining City, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG XIZI HEAVY INDUSTRY MACHINERY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230307 Address after: 314001 No. 956, Weiye Road, Jiaxing Economic and Technological Development Zone, Zhejiang Province Applicant after: Zhejiang Youmai Heavy Industry Machinery Co.,Ltd. Address before: Room 305-w, 3rd floor, 11 Lane 1888, Caoyang Road, Putuo District, Shanghai 200062 Applicant before: Xin Xi'ao Elevator Group Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |