CN108689288A - A kind of car door emergency unlocking device using compressed spring - Google Patents
A kind of car door emergency unlocking device using compressed spring Download PDFInfo
- Publication number
- CN108689288A CN108689288A CN201810583477.5A CN201810583477A CN108689288A CN 108689288 A CN108689288 A CN 108689288A CN 201810583477 A CN201810583477 A CN 201810583477A CN 108689288 A CN108689288 A CN 108689288A
- Authority
- CN
- China
- Prior art keywords
- compressed spring
- car door
- flexible cord
- bolt
- unlocking device
- 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.)
- Pending
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
Abstract
A kind of car door emergency unlocking device using compressed spring of the invention, include mainly seizing wire, compressed spring and flexible cord, flexible cord is fixedly connected by bolt assembly with seizing wire, bolt assembly is located at the top of compressed spring, applied compression spring provides elastic force and flexible cord is stretched, to simplify elevator cage door emergency unlocking device structure, the material cost of car door emergency unlocking device is reduced, reasonable design, practical function are notable.
Description
Technical field
The invention belongs to elevator technology fields, are related to a kind of unlocking apparatus, especially a kind of car using compressed spring
Door emergency unlocking device.
Background technology
Car door emergency unlocking device for elevator because except accident rests in non-flat bed onlocking zone when, in car
Passenger voluntarily cannot push car door to unlock, and need elevator maintenance professional that could open car door on the outside of lift car,
Rescue passenger leaves lift car;It is to use 8mm's in a kind of car door rescue unlocking apparatus generally used now
Round steel is used as control stick, and control stick lower end provides control stick by a compressed spring for being fixed on car door support plate
Holding power, the upper end of control stick is fixed by the solution lock end of release element in a seizing wire and car door unlocking mechanism to be connected
It connects.
This car door rescue unlocking apparatus has a disadvantage that:The length of control stick is close with the height of cab door, because
This heavier-weight, nearly 1 kilogram specific, the specification of the compressed spring and other accessories that support its weight is also corresponding larger, because
Material cost needed for this is more.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of sedan-chair using compressed spring
Compartment door emergency unlocking device, its main feature is that control stick is improved to flexible cord, the top connection of flexible cord and compressed spring, using pressure
Contracting spring provides elastic force and flexible cord is stretched, and to simplify elevator cage door emergency unlocking device structure, it is urgent to reduce car door
The material cost of unlocking apparatus.Object of the invention can be realized by the following technical scheme:
The present invention provides a kind of car door emergency unlocking devices using compressed spring, include mainly seizing wire, pressure
The upper end of contracting spring and flexible cord, the seizing wire is fixedly connected by screw two with car door latch hook, the car door latch hook
Hinged by latch hook Assembly of pin and mounting plate one, the mounting plate one is fixedly connected with left side car door, the seizing wire
Lower end is fixedly connected by bolt assembly with flexible cord upper end, the bolt assembly be located at the top of compressed spring and with compression bullet
Spring top connects, and the compressed spring is located at the top of positioning plate one, and the flexible cord lower end is fixedly connected with positioning plate two, institute
The lower part that positioning plate two is located at left side car door is stated, the positioning plate one, positioning plate two are fixedly connected with left side car door.
Operation principle is as follows:
When elevator is in accident condition, be located at non-flat bed unlocked position, at this time open layer behind the door or car located immediately at
In pit, elevator maintenance staff can on the outside of car door direct pull flexible cord, make flexible cord drive seizing wire pull car door
Latch hook is rotated counterclockwise around latch hook Assembly of pin, and car door is made to unlock.
In the above-mentioned car door emergency unlocking device using compressed spring, the flexible cord is finer wire, seizing wire
Or other long-life wire rods, preferably, the flexible cord is finer wire.
In the above-mentioned car door emergency unlocking device using compressed spring, the bolt assembly includes bolt, described
Bolt is socketed flexible cord upper end, plain cushion two, seizing wire lower end, plain cushion one, spring washer successively, and passes through nut axial locking
It is fixed;Catch is equipped between bolt assembly and compressed spring top, the catch is equipped with circular hole two, and the flexible cord sequentially passes through
Inside circular hole two, compressed spring;As preferred, the bolt assembly is in direct contact with compressed spring top, the compressed spring
Top extended segment bends to flat round ring, and the flat round ring endoporus is less than the minimum widith of bolt assembly.
In the above-mentioned car door emergency unlocking device using compressed spring, the bolt assembly includes bolt, described
Bolt is socketed plain cushion one, spring washer successively, accompanies seizing wire and flexible cord between bolt flange and plain cushion one, passes through spiral shell
Mother's axle is to being locked;The thin steel cable lower end and flexible cord upper end are located in two circular arcs of plain cushion one, the circular arc difference
Positioned at the both sides of plain cushion endoporus.
In the above-mentioned car door emergency unlocking device using compressed spring, the bolt assembly includes bolt, described
Bolt is socketed plain cushion one, spring washer successively, is accompanied between bolt flange and plain cushion one on seizing wire lower end and flexible cord
End, is axially locked by nut;The thin steel cable lower end and flexible cord upper end are located in the groove of plain cushion one, endoporus
Both sides.
In the above-mentioned car door emergency unlocking device using compressed spring, the bolt assembly includes bolt, described
Bolt is socketed annulus, plain cushion three, flexible cord upper end, plain cushion two, seizing wire lower end, plain cushion one, spring washer successively, passes through spiral shell
For mother's axle to being locked, the annulus is bent the vertical cyclic structure formed for compressed spring top extended segment.
In the above-mentioned car door emergency unlocking device using compressed spring, the compressed spring is located at positioning seat
In annular groove, the positioning seat top is located at the top of positioning plate one, and the positioning seat lower part is socketed with positioning plate one, described
Positioning seat is equipped with through-hole, the through-hole and flexible cord pivot bush unit.
In the above-mentioned car door emergency unlocking device using compressed spring, in the compressed spring and positioning plate one
Surface contacts, and the positioning plate one is equipped with circular hole one or positioning plate one is provided with straight slot and is equipped with upward block in open end
Portion.
In the above-mentioned car door emergency unlocking device using compressed spring, the flexible cord lower end by screw three with
Positioning plate two is fixedly connected.
In the above-mentioned car door emergency unlocking device using compressed spring, the flexible cord lower end directly passes through winding
Mode is fixedly connected with positioning plate two.
Compared with prior art, the beneficial effects of the invention are as follows:Due to taking above-mentioned technical proposal, control stick is changed
Into for flexible cord, the top of flexible cord and compressed spring connects, and applied compression spring provides elastic force and flexible cord is stretched, to simplify
Elevator cage door emergency unlocking device structure reduces the material cost of car door emergency unlocking device, reasonable design, practical effect
Fruit is notable.
Description of the drawings
Fig. 1 is the car door emergency unlocking device front view using compressed spring;
Fig. 2 is the car door emergency unlocking device right view using compressed spring;
Fig. 3 is the portions I enlarged view in Fig. 2;
Fig. 4 is the portions II enlarged view in Fig. 2;
Fig. 5 is that bolt assembly is in direct contact connected mode schematic diagram with compressed spring top;
Fig. 6 is bolt assembly and another connected mode schematic diagram of flexible cord;
Fig. 7 is the portions III enlarged view in Fig. 6;
Fig. 8 is Section A-A view in Fig. 7;
Fig. 9 is the first pattern cross section view of plain cushion one in Fig. 7;
Figure 10 is second of pattern portion face view of plain cushion one in Fig. 7;
Figure 11 is that annulus is fixedly connected with schematic diagram by bolt assembly with seizing wire, flexible cord;
Figure 12 is the portions IV enlarged view in Figure 11;
Figure 13 is the schematic diagram that compressed spring directly connects first way with positioning plate one;
Figure 14 is the vertical view of positioning plate one in Figure 13;
Figure 15 is the schematic diagram that compressed spring directly connects the second way with positioning plate one;
Figure 16 is the vertical view of positioning plate one in Figure 15;
Figure 17 is flexible cord and positioning two is intertwined and connected schematic diagram.
In figure, 01, left side car door;02, positioning plate one;03, mounting plate one;04, latch hook Assembly of pin;05, finer wire
Rope;06, bolt assembly;07, compressed spring;08, positioning seat;09, flexible cord;10, screw one;11, positioning plate two;12, car door
Latch hook;13, screw two;14, nut;15, spring washer;16, plain cushion one;17, plain cushion two;18, bolt;19, catch:20,
Gasket three;0201, circular hole one;0202, straight slot;0203, stop section;0701, flat round ring;0702, annulus;0801, annular groove;
0802, through-hole;1601, circular arc;1602, groove;1603, endoporus;1901, circular hole two.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Fig. 1~Figure 17, the present invention provides a kind of car door emergency unlocking devices, include mainly seizing wire
05, compressed spring 07 and flexible cord 09, the upper end of the seizing wire 05 is fixed by screw 2 13 and car door latch hook 12 to be connected
It connects, the car door latch hook 12 is hinged by latch hook Assembly of pin 04 and mounting plate 1, the mounting plate 1 and left side sedan-chair
Compartment door 01 is fixedly connected, and 05 lower end of the seizing wire is fixedly connected by bolt assembly 06 with flexible cord upper end 09, the spiral shell
Bolt assembly 06 is located at the top of compressed spring 07 and is connect with 07 top of compressed spring, and the compressed spring 07 is located at positioning plate
One 02 top, 09 lower end of the flexible cord are fixedly connected with positioning plate 2 11, and the positioning plate 2 11 is located at left side car door 01
Lower part, the positioning plate 1, positioning plate 2 11 are fixedly connected with left side car door 01.
Operation principle is as follows:
When elevator is in accident condition, be located at non-flat bed unlocked position, at this time open layer behind the door or car located immediately at
In pit, elevator maintenance staff can on the outside of car door direct pull flexible cord 09, make flexible cord 09 drive seizing wire 05 pull
Car door latch hook 12 is rotated counterclockwise around latch hook Assembly of pin 06, and car door is made to unlock.
The flexible cord 09 is finer wire, seizing wire or other long-life wire rods, preferably, the flexible cord is thin steel
Silk.
The bolt assembly 06 includes bolt 18, and the bolt 18 is socketed 09 upper end of flexible cord, plain cushion 2 17, thin steel successively
05 lower end of cord, plain cushion 1, spring washer 15, and fixed by 14 axial locking of nut;Bolt assembly 06 and compressed spring
Between 07 top be equipped with catch 19, the catch 19 be equipped with circular hole 2 1901, the flexible cord 09 sequentially pass through circular hole 2 1901,
Inside compressed spring 07;As preferred, the bolt assembly 06 is in direct contact with 07 top of compressed spring, the compressed spring
07 top extended segment bends to flat round ring 0701, and 0701 endoporus of flat round ring is less than the minimum widith of bolt assembly 06.
The bolt assembly 06 includes bolt 18, and the bolt 18 is socketed plain cushion 1, spring washer 15 successively, in spiral shell
09 upper end of 05 lower end of seizing wire and flexible cord is accompanied between 18 flange of bolt and plain cushion 1, is fixed by 14 axial locking of nut;
05 lower end of thin steel cable and 09 upper end of flexible cord are located in two circular arcs 1601 of plain cushion one, and the circular arc 1601 divides
Not Wei Yu endoporus 1603 both sides.
The bolt assembly 06 includes bolt 18, and the bolt 18 is socketed plain cushion 1, spring washer 15 successively, in spiral shell
09 upper end of 05 lower end of seizing wire and flexible cord is accompanied between 18 flange of bolt and plain cushion 1, is fixed by 14 axial locking of nut,
05 lower end of thin steel cable and 09 upper end of flexible cord are located in the groove 1602 of plain cushion one, the both sides of endoporus 1603.
The bolt assembly 06 includes bolt 18, and the bolt 18 is socketed annulus 0702, plain cushion 3 20, flexible cord 09 successively
Upper end, plain cushion 2 17,05 lower end of seizing wire, plain cushion 1, spring washer 15, are fixed by 14 axial locking of nut;It is described
Annulus 0702 is bent the vertical cyclic structure formed for 07 top extended segment of compressed spring.
The compressed spring 07 is located in the annular groove 0801 of positioning seat 08, and 08 top of the positioning seat is located at positioning plate
One 02 top, 08 lower part of the positioning seat are socketed with positioning plate 1, and the positioning seat 08 is equipped with through-hole 0802, described logical
Hole 0802 and 09 pivot bush unit of flexible cord.
The compressed spring 07 is contacted with one 02 upper surface of positioning plate, the positioning plate 1 be equipped with circular hole 1 or
Person's positioning plate 1 is provided with straight slot 0202 and is equipped with upward stop section 0203 in open end.
09 lower end of the flexible cord is fixedly connected by screw 1 with positioning plate 2 11.
09 lower end of the flexible cord is directly fixedly connected by canoe with positioning plate 2 11.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention
The technical staff in field can make various modifications or additions to the described embodiments or by a similar method
It substitutes, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although left side car door 01, positioning plate 1, mounting plate 1, latch hook Assembly of pin is used more herein
04, seizing wire 05, bolt assembly 06, compressed spring 07, positioning seat 08, flexible cord 09, screw 1, positioning plate 2 11, car
Door lock hook 12, screw 2 13, nut 14, elastic washer 15, plain cushion 1, plain cushion 2 17, bolt 18, catch 19, gasket three
20, circular hole 1, straight slot 0202, stop section 0203, flat round ring 0701, annulus 0702, annular groove 0801, through-hole 0802,
The terms such as circular arc 1601, groove 1602, endoporus 1603, circular hole 2 1901, but it does not preclude the possibility of using other terms.
The use of these items is only for more easily describe and explain the essence of the present invention;It is attached to be construed as any type
The limitation added is all disagreed with spirit of that invention.
Claims (10)
- Include mainly seizing wire, compressed spring and flexible cord 1. a kind of car door emergency unlocking device using compressed spring, It is characterized in that:The upper end of the seizing wire is fixedly connected by screw two with car door latch hook, and the car door latch hook passes through Latch hook Assembly of pin is hinged with mounting plate one, and the mounting plate one is fixedly connected with left side car door, the seizing wire lower end Be fixedly connected with flexible cord upper end by bolt assembly, the bolt assembly be located at the top of compressed spring and with compressed spring top Connection, the compressed spring are located at the top of positioning plate one, and the flexible cord lower end is fixedly connected with positioning plate two, the positioning plate Two are located at the lower part of left side car door, and the positioning plate one, positioning plate two are fixedly connected with left side car door.
- 2. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The flexible cord For finer wire, seizing wire or other long-life wire rods, preferably, the flexible cord is finer wire.
- 3. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The bolt Component includes bolt, and the bolt is socketed flexible cord upper end, plain cushion two, seizing wire lower end, plain cushion one, spring washer successively, and It is axially locked by nut;Catch is equipped between bolt assembly and compressed spring top, the catch is equipped with circular hole two, institute It states flexible cord and sequentially passes through circular hole two, inside compressed spring;As preferred, the bolt assembly directly connects with compressed spring top It touches, compressed spring top extended segment bends to flat round ring, and the flat round ring endoporus is less than the minimum widith of bolt assembly.
- 4. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The bolt Component includes bolt, and the bolt is socketed plain cushion one, spring washer successively, and finer wire is accompanied between bolt flange and plain cushion one Rope and flexible cord, are axially locked by nut;The thin steel cable lower end and flexible cord upper end are located at two circular arcs of plain cushion one Interior, the circular arc is located at the both sides of plain cushion endoporus.
- 5. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The bolt Component includes bolt, and the bolt is socketed plain cushion one, spring washer successively, and finer wire is accompanied between bolt flange and plain cushion one Rope lower end and flexible cord upper end, are axially locked by nut;The thin steel cable lower end and flexible cord upper end are located at plain cushion one In groove, the both sides of endoporus.
- 6. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The bolt Component includes bolt, the bolt be socketed successively annulus, plain cushion three, flexible cord upper end, plain cushion two, seizing wire lower end, plain cushion one, Spring washer is axially locked by nut, and the annulus is bent the vertical ring formed for compressed spring top extended segment Shape structure.
- 7. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The compression Spring is located in the annular groove of positioning seat, and the positioning seat top is located at the top of positioning plate one, the positioning seat lower part with it is fixed Position plate one is socketed, and the positioning seat is equipped with through-hole, the through-hole and flexible cord pivot bush unit.
- 8. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The compression Spring is contacted with one upper surface of positioning plate, and the positioning plate one is equipped with circular hole one or positioning plate one is provided with straight slot and in open end Equipped with upward stop section.
- 9. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:The flexible cord Lower end is fixedly connected by screw one with positioning plate two.
- 10. the car door emergency unlocking device according to claim 1 using compressed spring, it is characterised in that:It is described soft Line lower end is directly fixedly connected by canoe with positioning plate two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810583477.5A CN108689288A (en) | 2018-06-07 | 2018-06-07 | A kind of car door emergency unlocking device using compressed spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810583477.5A CN108689288A (en) | 2018-06-07 | 2018-06-07 | A kind of car door emergency unlocking device using compressed spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108689288A true CN108689288A (en) | 2018-10-23 |
Family
ID=63849629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810583477.5A Pending CN108689288A (en) | 2018-06-07 | 2018-06-07 | A kind of car door emergency unlocking device using compressed spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108689288A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329884A (en) * | 2019-07-31 | 2019-10-15 | 永大电梯设备（中国）有限公司 | Elevator door pit unlocking mechanism |
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| CN201722039U (en) * | 2010-06-02 | 2011-01-26 | 北京升华电梯集团有限公司 | Manual unlocking device of hoistway door |
| WO2015041772A1 (en) * | 2013-09-23 | 2015-03-26 | Otis Elevator Company | Asynchronous door knife of elevator integrated car door lock |
| CN105731229A (en) * | 2016-04-29 | 2016-07-06 | 展鹏科技股份有限公司 | Integrated car door lock and door knife device |
| WO2017031829A1 (en) * | 2015-08-21 | 2017-03-02 | 南通中尧特雷卡电梯产品有限公司 | Elevator door vane |
| CN108455402A (en) * | 2018-04-08 | 2018-08-28 | 林肯电梯(中国)有限公司 | Car door emergency unlocking device |
| CN209275957U (en) * | 2018-06-07 | 2019-08-20 | 林肯电梯(中国)有限公司 | A kind of car door emergency unlocking device using compressed spring |
-
2018
- 2018-06-07 CN CN201810583477.5A patent/CN108689288A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201722039U (en) * | 2010-06-02 | 2011-01-26 | 北京升华电梯集团有限公司 | Manual unlocking device of hoistway door |
| WO2015041772A1 (en) * | 2013-09-23 | 2015-03-26 | Otis Elevator Company | Asynchronous door knife of elevator integrated car door lock |
| WO2017031829A1 (en) * | 2015-08-21 | 2017-03-02 | 南通中尧特雷卡电梯产品有限公司 | Elevator door vane |
| CN105731229A (en) * | 2016-04-29 | 2016-07-06 | 展鹏科技股份有限公司 | Integrated car door lock and door knife device |
| CN108455402A (en) * | 2018-04-08 | 2018-08-28 | 林肯电梯(中国)有限公司 | Car door emergency unlocking device |
| CN209275957U (en) * | 2018-06-07 | 2019-08-20 | 林肯电梯(中国)有限公司 | A kind of car door emergency unlocking device using compressed spring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329884A (en) * | 2019-07-31 | 2019-10-15 | 永大电梯设备（中国）有限公司 | Elevator door pit unlocking mechanism |
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