CN203715043U - Elevator car door lock device - Google Patents
Elevator car door lock device Download PDFInfo
- Publication number
- CN203715043U CN203715043U CN201420040418.0U CN201420040418U CN203715043U CN 203715043 U CN203715043 U CN 203715043U CN 201420040418 U CN201420040418 U CN 201420040418U CN 203715043 U CN203715043 U CN 203715043U
- Authority
- CN
- China
- Prior art keywords
- locking bar
- seat
- cliding seat
- elevator cage
- switch
- 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
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- Elevator Door Apparatuses (AREA)
Abstract
The utility model particularly relates to an elevator car door lock device and belongs to the technical field of elevator equipment. The elevator car door lock device comprises a fixed seat and a slide seat. A slot is formed in the fixed seat. The slide seat is connected with the fixed seat through bolts and can linearly reciprocate along the slot. A spring is disposed at the connection of the slide seat and the fixed seat. A signal switch is disposed at one end of the slide seat. A lock rod hinged to the slide seat is disposed in the middle of the slide seat. A lock pulley is disposed on the lock rod. A lock hook is disposed at one end of the lock rod. The other end of the lock rod is provided with a contact switch-on piece. When an elevator car door is in a locking state, the contact switch-on piece is connected with the signal switch to switch on the signal switch in a contact manner. The elevator car door lock device has the advantages that contact of the signal switch and the contact switch-on piece is convenient, fast and effective, switch-on failure or poor contact can be avoided, signal transmission stability is increased, and effective guaranteed is provided for the safety operation of an elevator.
Description
Technical field
The utility model belongs to lift facility technical field, relates to the safety door latch on a kind of car door of elevator, refers in particular to a kind of elevator cage door door lock assembly.
Background technology
Elevator has extremely important effect in the Working Life of modern society, has brought very large facility, and therefore the safe handling of elevator seems very important.Traditional elevator cage door lock is mainly by the contact switch on elevator cage door lock latch hook and two-part the switching on and off of sharp-crested Room door lock assembly silver contact plug, elevator cage door needs to touch messenger switch after fastening, judge that elevator cage door fastens, just start elevator and move up and down, ensure the safety that elevator uses.Once but there is signal switch access failure or bad contact after elevator cage door is closed, can cause elevator normally not move, easily there is potential safety hazard, thus guaranteed with the stability cooperatively interacting of electric part, and guarantee elevator cannot be opened gate in the non-region of opening the door.
Summary of the invention
The purpose of this utility model is to provide that a kind of stability is high, failure rate is low and the high elevator cage door door lock assembly of work efficiency.
The purpose of this utility model is achieved in that elevator cage door door lock assembly, comprise permanent seat and cliding seat, on permanent seat, be provided with a fluting, cliding seat is connected with permanent seat by bolt, and can be along fluting straight reciprocating motion, cliding seat and permanent seat junction are provided with spring, wherein, described cliding seat one end is provided with signal switch, described cliding seat middle part is provided with locking bar, locking bar is hinged on cliding seat, on locking bar, be provided with lock driving wheel, described locking bar one end is provided with latch hook, the other end is provided with and touches logical sheet, under elevator cage door locking state, describedly touch logical sheet and be connected with described signal switch and touch messenger switch, after elevator cage door is closed, only have when touching logical sheet and touch after messenger switch, signal switch sends elevator cage door closing signal, elevator could normally move, avoid elevator cage door just not close and bring into operation, and generation safety misadventure.
According to the elevator cage door door lock assembly of the above, wherein, on described cliding seat, be provided with adapter plate, described locking bar is hinged on described adapter plate, mechanical lock drive link on elevator cage door acts on described adapter plate, described adapter plate drives cliding seat to move, and locking bar rotates, the described tactile messenger switch of logical sheet that touches.
According to the elevator cage door door lock assembly of the above, wherein, described latch hook is greater than 1 to locking bar hinged place and described tactile logical sheet to the Length Ratio of locking bar hinged place, and latch hook end makes locking bar rotate under Action of Gravity Field, simple in structure, exquisite.
According to the elevator cage door door lock assembly of the above, wherein, described lock driving wheel be positioned at described locking bar and described cliding seat hinged place directly over, baffle plate is installed, in cliding seat sliding process on elevator cage door, baffle plate can act on described lock driving wheel, lock driving wheel rolls on baffle plate, rotates with hour locking lever, touches logical sheet separating signal switch, latch hook is opened, and whole process is smooth and easy gently.
According to the elevator cage door door lock assembly of the above, wherein, described locking bar and described cliding seat hinged place are provided with bearing, described locking bar completes rotating relative to described cliding seat by described bearing, locking bar is rotated flexibly, reduce because of direct hinged produced friction force, avoid card to stop phenomenon and occur.
The utility model compared to existing technology outstanding and useful technique effect is: signal switch is to rely on tactile logical sheet to rotate to realize around bearing all the time with the contact of touching logical sheet with separating, use convenient, quick and effective, avoid the phenomenon of access failure or bad contact to occur, thereby improve the stability that signal sends, for the safe operation of elevator provides actv. guarantee.
Brief description of the drawings
Fig. 1 is that master of the present utility model looks schematic diagram;
Fig. 2 is schematic top plan view of the present utility model;
In figure: 10-cliding seat, 11-permanent seat, 12-spring, 13-signal switch, 14-locking bar, 15-latch hook, 16-touches logical sheet, and 17-locks driving wheel, 18-mechanical lock drive link, 19-adapter plate, 20-bearing.
Detailed description of the invention
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-2: comprise permanent seat 11 and cliding seat 10, on permanent seat 11, be provided with a fluting, cliding seat 10 is connected with permanent seat 11 by bolt, and can be along fluting straight reciprocating motion, cliding seat 10 is provided with spring 12 with permanent seat 11 junctions, wherein, described cliding seat 10 one end are provided with signal switch 13, described cliding seat 10 middle parts are provided with locking bar 14, locking bar 14 is hinged on cliding seat 10, on locking bar 14, be provided with lock driving wheel 17, described locking bar 14 one end are provided with latch hook 15, the other end is provided with and touches logical sheet 16, under elevator cage door locking state, described tactile logical sheet 16 is connected and tactile messenger switch 13 with described signal switch 13, after elevator cage door is closed, only have when touching logical sheet 16 and touch after messenger switch 13, signal switch 13 sends elevator cage door closing signal, elevator could normally move, avoid elevator cage door just not close and bring into operation, and generation safety misadventure.Described lock driving wheel 17 is positioned at directly over described locking bar 14 and described cliding seat 10 hinged places, on elevator car doorframe, baffle plate is installed, in the time that elevator cage door is opened, under spring 12 effects, cliding seat 10 slides, lock driving wheel 17 is also finally in contact with one another near baffle plate gradually, baffle effect is on described lock driving wheel 17, lock driving wheel 17 rolls on baffle plate, drive locking bar 14 to rotate simultaneously, touch logical sheet 16 separating signal switches 13, latch hook 15 is opened, whole working process signal switch 13 remains unchanged with the width between centers of bearing 20, touch 16 of logical sheets puts and rotates centered by bearing 20.
On described cliding seat 10, be provided with adapter plate 19, described locking bar 14 is hinged on described adapter plate 19, when elevator cage door is closed, mechanical lock drive link 18 on elevator cage door acts on described adapter plate 19, and the elastic force that overcomes spring 12 drives cliding seat 10 to move, now, lock driving wheel 17 separates with baffle plate, described latch hook 15 to locking bar 14 hinged places and described tactile logical sheet 16 to the Length Ratio of locking bar 14 hinged places are greater than 1, latch hook 15 ends make locking bar 14 rotate under Action of Gravity Field, the described tactile messenger switch 13 of logical sheet 16 that touches, signal switch 13 sends door closing signal, elevator brings into operation.
Further optimize, described locking bar 14 is provided with bearing 20 with described cliding seat 10 hinged places, and described locking bar 14 completes relative to the rotating of described cliding seat 10 by described bearing 20, and locking bar 14 is rotated flexibly, reduce because of direct hinged produced friction force, avoid card to stop phenomenon and occur.
Above-described embodiment is only preferred embodiment of the present utility model, not limits according to this protection domain of the present utility model, therefore: all equivalences of doing according to structure of the present utility model, shape, principle change, within all should being covered by protection domain of the present utility model.
Claims (5)
1. elevator cage door door lock assembly, comprise permanent seat and cliding seat, on permanent seat, be provided with a fluting, cliding seat is connected with permanent seat by bolt, and can be along fluting straight reciprocating motion, cliding seat and permanent seat junction are provided with spring, it is characterized in that: described cliding seat one end is provided with signal switch, described cliding seat middle part is provided with locking bar, locking bar is hinged on cliding seat, on locking bar, be provided with lock driving wheel, described locking bar one end is provided with latch hook, the other end is provided with and touches logical sheet, under elevator cage door locking state, describedly touch logical sheet and be connected with described signal switch and touch messenger switch.
2. elevator cage door door lock assembly according to claim 1, is characterized in that: on described cliding seat, be provided with adapter plate, described locking bar is hinged on described adapter plate.
3. elevator cage door door lock assembly according to claim 1, is characterized in that: described latch hook to locking bar hinged place and described tactile logical sheet to the Length Ratio of locking bar hinged place is greater than 1.
4. elevator cage door door lock assembly according to claim 1, is characterized in that: described lock driving wheel be positioned at described locking bar and described cliding seat hinged place directly over.
5. elevator cage door door lock assembly according to claim 1, is characterized in that: described locking bar and described cliding seat hinged place are provided with bearing, and described locking bar completes rotating relative to described cliding seat by described bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420040418.0U CN203715043U (en) | 2014-01-22 | 2014-01-22 | Elevator car door lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420040418.0U CN203715043U (en) | 2014-01-22 | 2014-01-22 | Elevator car door lock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715043U true CN203715043U (en) | 2014-07-16 |
Family
ID=51154212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420040418.0U Expired - Fee Related CN203715043U (en) | 2014-01-22 | 2014-01-22 | Elevator car door lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086818A (en) * | 2021-03-31 | 2021-07-09 | 日立电梯（中国）有限公司 | Waterproof electric lock, sedan-chair door lock device and elevator thereof |
-
2014
- 2014-01-22 CN CN201420040418.0U patent/CN203715043U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086818A (en) * | 2021-03-31 | 2021-07-09 | 日立电梯（中国）有限公司 | Waterproof electric lock, sedan-chair door lock device and elevator thereof |
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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 |
Granted publication date: 20140716 Termination date: 20180122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |