CN1200869C - Elevator device and method of controlling device - Google Patents
Elevator device and method of controlling device Download PDFInfo
- Publication number
- CN1200869C CN1200869C CNB008133417A CN00813341A CN1200869C CN 1200869 C CN1200869 C CN 1200869C CN B008133417 A CNB008133417 A CN B008133417A CN 00813341 A CN00813341 A CN 00813341A CN 1200869 C CN1200869 C CN 1200869C
- Authority
- CN
- China
- Prior art keywords
- fire
- car
- detector
- hoist cable
- main hoist
- 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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Classifications
-
- 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
- B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
- B66B5/024—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system where the abnormal operating condition is caused by an accident, e.g. fire
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
In an elevator device, a main suspension rope composed of synthetic fiber ropes is used, and a fire detector is arranged in the area between an elevating shaft and an elevator lobby or in any one position in the elevator lobby. Once the fire detector outputs fire detecting signals to a controller, controlled operation is carried out by the controller. In the controlled operation, firstly, passengers in a cage are evacuated to an entrance floor, and then, the cage is moved to an upper part in the elevating shaft.
Description
Technical field
The present invention relates to lift appliance and control method thereof, relate in particular to the lift appliance and the control method thereof of detection of fires more reliably.
Background technology
Always, in being provided with the building of lift appliance, be provided with a plurality of fire detectors such as smoke detector.In case measure fire by these fire detectors, signal is just delivered to caretaker room, by the operating personal of caretaker room the operation scheme of lift appliance is switched to the control operation scheme.Generally speaking, in the control operation scheme, car moves to the predefined floor of taking refuge.
As mentioned above, in existing lift appliance, be to utilize the fire detector of building side to carry out the detection of fire, do not carry out the detection of fire in the lift appliance side usually.To this,, wish that the lift appliance side also carries out fire detection separately in order further to improve safety.
Disclosure of an invention
The present invention makes in order to solve aforesaid problem, and purpose is, obtain a kind of detection of fires more reliably generation, and can further improve the lift appliance and the control method thereof of safety.
Lift appliance of the present invention, the control setup that has the car of lifting hoistway, lifting in this lifting hoistway, car is suspended in main hoist cable in the lifting hoistway, makes the actuating device of car lifting and control this actuating device by this main hoist cable, main hoist cable is made of synthetic fiber rope, main hoist cable in the lifting hoistway and zone between the elevator lobby and at least one place in the elevator lobby, at least be provided with a fire detector, control setup receives the fire detection signal from fire detector, promptly carries out the control operation.
In addition, lift appliance of the present invention, has the lifting hoistway, the car of lifting in this lifting hoistway, car is suspended in main hoist cable in the lifting hoistway, make the actuating device of car lifting by this main hoist cable, and the control setup of controlling this actuating device, also has fire detector, this fire detector has the electric conductor and the detector body that is connected and comes according to the variation of electric conductor electrical specification detected temperatures with electric conductor that is contained in the main hoist cable, main hoist cable is made of synthetic fiber rope, control setup receives the fire detection signal from fire detector, promptly carries out the control operation.
Have again, the control method of lift appliance of the present invention, the control setup that described lift appliance has the car of lifting hoistway, lifting in this lifting hoistway, car is suspended in main hoist cable in the lifting hoistway, make the actuating device of car lifting and control this actuating device by this main hoist cable, between main hoist cable in the lifting hoistway and the elevator lobby and at least one place in the elevator lobby monitors and has or not fire, in case measure fire, promptly carry out the control operation automatically by control setup.
The simple declaration of accompanying drawing
Figure 1 shows that the formation scheme drawing of the lift appliance of the invention process form 1.
Figure 2 shows that along the cutaway view of the II-II line of Fig. 1.
Fig. 3 is the block diagram that the main hoist cable structure of Fig. 1 is shown.
Figure 4 shows that the pie graph of the fire detector of the invention process form 2.
Figure 5 shows that the pie graph of the fire detector of the invention process form 3.
Figure 6 shows that the pie graph of the fire detector of the invention process form 4.
Figure 7 shows that the pie graph of the lift appliance of the invention process form 5.
The optimal morphology that carries out an invention
Following with reference to accompanying drawing, best example of the present invention is described.
Example 1
Figure 1 shows that the formation scheme drawing of the lift appliance of the invention process form 1, Fig. 2 is the cutaway view along the II-II line of Fig. 1.In the drawings, on the top of lifting hoistway 1, be provided with actuating device (gig) 2 with driving fair lead 2a.Drive on fair lead 2a and the deflector wheel 3 and be arranged with the main hoist cable 4 that synthetic fiber rope constitutes.
End at main hoist cable 4 is being suspended car 5 in midair.Suspending bob-weight 6 in midair in the other end of main hoist cable.Be provided with the door 7 of car in the front side of car 5.Be provided with the door 9 of elevator lobby at elevator lobby 8 places of each floor.At the bottom of lifting hoistway 1 (well) 1a, be provided with the car buffer 10 of holding car 5 and the bob-weight energy disperser 11 of holding bob-weight 6.
The serviceability temperature detector is during as fire detector 12, the high abnormal temperature of the temperature in the general lifting hoistway 1 that compares promptly 40 ℃ allows some leeway, for example with more than 50 ℃ as design temperature.But the main hoist cable 4 that synthetic fiber rope constitutes for example 400-500 ℃ just might rupture, so design temperature must be lower than the fracture temperature of main hoist cable 4.
All fire detectors 12 all are connected with the control setup 13 of accessory drive 2.Control setup 13 receives the fire detection signal from a fire detector 12 at least, just carries out the control operation.
Fig. 3 is the block diagram that main hoist cable 4 structures of Fig. 1 are shown.In the drawings, around heart yearn 21, dispose the inside strand layer 24 that comprises several inner strands 22 and be configured in the filling strand 23 in gap between these inner strands 22.Each inner strand 22 is made of impregnated materials such as several aramid fibres and polyurethane.Filling strand 23 for example is made of polyamide.
In the periphery of inner strand layer 24, dispose outside strand layer 26 with several outside strands 25.Each outside strand 25 is the same with inner strand 22, is made of impregnated materials such as several aramid fibres and polyurethane.
Between inner strand layer 24 and outside strand layer 26, disposing friction and reducing clad 27, be used to avoid to drive the friction of the strand 22,25 that causes of friction each other of fair lead place strand 22,25 such as fair lead 2a.In addition, externally the outer peripheral portion of strand layer 26 disposes protection clad 28.This synthetic fiber rope is compared with the steel rope, and characteristic is to rupture in lower temperature (for example 400-500 ℃).
Utilization has several main hoist cables 4 of structure as mentioned above, and car 5 and bob-weight 6 are suspended in the lifting hoistway 1.In addition, in main hoist cable 4, load is only transmitted by strand 22,25.
In the lift appliance that constitutes like this, if the presence of fire of building side, and measure fire by in the fire detector 12 at least one, promptly from 12 pairs of control setups of this fire detector, 13 output fire detection signals.In a single day control setup 13 imports the fire detection signal, and operation scheme promptly automatically switches into the control operation scheme from common mode.
In service in control, car 5 moves to preassigned specific entrance hall floor (floor of taking refuge), and the passenger in the car 5 goes down car 5.At this moment,, then also can avoid detecting the entrance hall floor of fire, make car 5 move to other entrance hall floor if each elevator lobby 8 is carried out the supervision of fire respectively.
The passenger is kept away after car 5, the top of car 5 in lifting hoistway 1 for example top or its more move the top.At this moment, bob-weight 6 moves to the bottom in the lifting hoistway 1.
Such lift appliance, because the area configurations fire detector 12 between main hoist cable 4 in lifting hoistway 1 and the elevator lobby 8, in case measure the generation of fire, promptly carry out the control operation automatically by control setup 13, so the generation that can more reliably measure fire can further improve safety.In addition, because fire detector 12 is arranged on elevator lobby 8 one sides of main hoist cable 4, so, can be before main hoist cable 4 ruptures because of fire, carry out the control operation more reliably.
Also have, after the control operation, just in case fire expands in the lifting hoistway 1, when fracture takes place in main hoist cable 4, because bob-weight 6 is positioned at the bottom of lifting hoistway 1, so, bob-weight 6 drops can be shorter, utilizes bob-weight energy disperser 11 can fully slow down the impact of whereabouts.On the other hand, car 4 is positioned at the top of lifting hoistway 1, utilizes very stop motion mechanism (not shown) can avoid.
In addition, in example 1, be the supervision of each elevator lobby 8 being carried out fire respectively, but also can be to each detecting unit configuration fire detector 12 of a plurality of detecting units of comprising several elevator lobbies 8 respectively, in order to detection of fires.Thus, in the quantity of elevator lobbies such as high building 8 for a long time, can reduce the number of fire detector 12.
Example 2
Below, Figure 4 shows that the fire detector pie graph of the invention process form 2.In the drawings, have electric conductor 32 as the Temperature Detector 31 of fire detector and be connected with this electric conductor 32, according to the electrical specification of electric conductor 32 for example the variation of resistance value come the detector body 33 of detected temperatures.Electric conductor 32 is configured in the lifting hoistway 1 continuously from the top floor to bottom floor.Detector body 33 is arranged on the 1a place, bottom of lifting hoistway 1, is connected with example 1 described control setup 13.As electric conductor 32, for example use cable wire and carbon rope etc.Other structure is identical with example 1.
Such Temperature Detector 31, in case the temperature in the lifting hoistway 1 rises because of fire, the electrical specification of electric conductor 32 promptly changes.This variation monitors that by detector body 33 in case reach predefined temperature (for example 50 ℃), detector body 33 is promptly exported the fire detection signal, and carries out the control operation by control setup 13 (Fig. 1).The content of control operation is identical with example 1.
Like this,, also can detect the generation of fire more reliably, can further improve safety by the Temperature Detector 31 that the electrical specification of utilizing electric conductor 32 changes.In addition, utilize simple structure can monitor that the bulk temperature in the lifting hoistway 1 changes.
In addition, in example 2, in whole lifting hoistway 1, disposed an electric conductor 32, still, for example be applied under the situation of high building etc., also can be divided into several unit along short transverse in the lifting hoistway 1, at each configuration of cells electric conductor 32.
Example 3
Below, Figure 5 shows that the pie graph of the fire detector of the invention process form 3.In the drawings, the Temperature Detector 35 as fire detector have detection bodies 36, utilize this detection bodies 36 flexible detected temperatures detector body 37 and be suspended in the weight 38 of detection bodies 36 bottoms.Weight 38 is provided with operating sheet 38a.Detector body 37 is provided with the switch 37a by operating sheet 38a operation.
Detection bodies 36 is configured in the lifting hoistway 1 continuously from uppermost floor to nethermost floor.Detector body 37 is configured in the bottom 1a of lifting hoistway 1.Detection bodies 36 for example is made of metal wool or resin thread.Other structure is identical with example 1.
Such Temperature Detector 35, if the temperature in the lifting hoistway 1 rises because of fire, then detection bodies 36 elongations, weight 38 descends.Like this, in case reach predefined temperature (for example 50 ℃),,, carry out the control operation by control setup 13 (Fig. 1) from detector body 37 output fire detection signals promptly by operating sheet 38a operating switch 37a.The content of control operation is identical with example 1.
Like this, by the Temperature Detector 35 that utilizes detection bodies 36 to extend because of being heated, the also generation of detection of fires more reliably can further improve safety.In addition, utilize simple structure can monitor that the bulk temperature in the lifting hoistway 1 changes.
In addition, in example 3, in whole lifting hoistway 1, disposed a detection bodies 36, but, for example under the situation that is applied to high building etc., also can be with being divided into several unit along short transverse in the lifting hoistway 1, at each configuration of cells electric conductor 36, to each electric conductor 36 configuration weight 38 and detector body 37.
In addition, in example 3, show detection bodies 36 is extended the Temperature Detector 35 that detects because of heat, but also can use one to reach the detection bodies that design temperature promptly fuses, machinery or detection of electric property and output fire detection signal are carried out in the fusing of this detection bodies with the detector body.
Below, Figure 6 shows that the pie graph of the fire detector of the invention process form 4.In the drawings, both sides and top at gangway, the entrance hall 8a of the elevator lobby 8 of each floor are fixed with doorframe (door font frame) 41.Doorframe 41 is provided with entrance hall button 42 and entrance hall indicating device 43.In addition, on the top of doorframe 41, be provided with the fire detector 44 that constitutes by smoke detector or Temperature Detector.Other formation is identical with example 1.
Like this,, also can detect the generation of fire more reliably, can further improve safety even fire detector 44 is being arranged under the situation in entrance hall 8.In addition, be that fire detector 44 is set on the doorframe 41 by component parts in the lift appliance side, just needn't increase new construction in the building side.Also have, because at the top of doorframe 41 configuration fire detector 44, so, can measure fire in early days.
Example 5
Below, Figure 7 shows that the lift appliance pie graph of the invention process form 5.In the drawings, fire detector 51 by be contained in the electric conductor 52 in the main hoist cable 4 and be connected with electric conductor 52 and according to the electric property of electric conductor 52 for example the variation of resistance value come the detector body 53 of detected temperatures.
Such fire detector 51, in case the temperature in the lifting hoistway 1 rises because of fire, the electric property that then is contained in the electric conductor 52 in the main hoist cable 4 just changes.This variation is monitored by detector body 53, if reach predefined temperature (for example 50 ℃), just carries out the control operation by control setup 13 (Fig. 1).The content of control operation is identical with example 1.
Like this,, also can detect the generation of fire more reliably, can further improve safety by electric conductor 52 being contained in the fire detector 51 in the main hoist cable 4.
In addition, the kind of fire detector is not limited to as mentioned above.In addition, above-mentioned fire detector can only use a kind of, but also several fire detector combination backs can be used.Also have, fire detector can be arranged on main hoist cable 4 and zone between the elevator lobby 8 and the arbitrary place among the elevator lobby in the lifting hoistway 1, also can all be provided with at two places.
Claims (2)
1. lift appliance has:
The lifting hoistway,
In this lifting hoistway the car of lifting,
With car be suspended in main hoist cable in the described lifting hoistway,
By this main hoist cable make the car lifting actuating device and
Control the control setup of this actuating device,
Described main hoist cable is made of synthetic fiber rope, in the described main hoist cable and the zone between the elevator lobby in described lifting hoistway, dispose at least one for the fire detector of Temperature Detector, described control setup receives the fire detection signal from described fire detector, described car is moved to evacuate after passenger's the layer, make described car move to the interior top of described lifting hoistway, thereby carry out the control operation.
2. lift appliance according to claim 1 is characterized in that, is set at the detected temperatures of described fire detector also lower than the fracture temperature of described synthetic fiber rope.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2000/005109 WO2002010049A1 (en) | 2000-07-28 | 2000-07-28 | Elevator device and method of controlling the device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1379729A CN1379729A (en) | 2002-11-13 |
| CN1200869C true CN1200869C (en) | 2005-05-11 |
Family
ID=11736311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB008133417A Expired - Fee Related CN1200869C (en) | 2000-07-28 | 2000-07-28 | Elevator device and method of controlling device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1314679B1 (en) |
| CN (1) | CN1200869C (en) |
| DE (1) | DE60036230T2 (en) |
| WO (1) | WO2002010049A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11498809B2 (en) | 2018-08-17 | 2022-11-15 | Otis Elevator Company | Elevator system with thermal sensors |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5562079B2 (en) * | 2010-03-17 | 2014-07-30 | 東芝エレベータ株式会社 | Elevator control system |
| JP5669190B2 (en) * | 2010-12-17 | 2015-02-12 | 東芝エレベータ株式会社 | Elevator system |
| FI124268B (en) | 2013-05-29 | 2014-05-30 | Kone Corp | Procedure and apparatus for carrying out rescue operations |
| WO2016166829A1 (en) * | 2015-04-15 | 2016-10-20 | 三菱電機株式会社 | Elevator control system |
| CN105173973A (en) * | 2015-07-27 | 2015-12-23 | 苏州台菱电梯有限公司 | Fire rescue elevator with intelligent steel strip |
| DE102022108005A1 (en) * | 2022-04-04 | 2023-10-05 | Kurt Sengmüller | Danger detection system for an elevator system, door arrangement, access portal and elevator system |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3788428A (en) * | 1972-12-22 | 1974-01-29 | Millar Elevator Ind Inc | Elevator safety control circuit for preventing elevator door from opening at floor with fire |
| JPS53121678A (en) * | 1977-03-31 | 1978-10-24 | Mitsubishi Electric Corp | Smoke detecting method of elevator shafts |
| JPS62171880A (en) * | 1986-01-21 | 1987-07-28 | 三菱電機株式会社 | Elevator device for evacuation |
| JPH03219394A (en) * | 1990-01-24 | 1991-09-26 | Omron Corp | Detecting device for number of persons and fire |
| JPH04358680A (en) * | 1991-06-05 | 1992-12-11 | Hitachi Building Syst Eng & Service Co Ltd | Operation device during occurrence of fire for elevator |
| JPH0672657A (en) * | 1992-08-25 | 1994-03-15 | Hitachi Building Syst Eng & Service Co Ltd | Elevator smoke preventing device |
| JPH07247076A (en) * | 1994-03-09 | 1995-09-26 | Toshiba Corp | Emergency elevator |
| JPH1087211A (en) * | 1996-09-18 | 1998-04-07 | Hitachi Ltd | Elevator running system |
| EP1097102A1 (en) * | 1998-02-26 | 2001-05-09 | Otis Elevator Company | Belt-climbing elevator having drive in counterweight and common drive and suspension rope |
| JP2000072352A (en) * | 1998-09-01 | 2000-03-07 | Hitachi Ltd | Elevator fire control device |
| EP1022376B1 (en) * | 1999-01-22 | 2003-07-09 | Inventio Ag | Synthetic fibre rope |
-
2000
- 2000-07-28 WO PCT/JP2000/005109 patent/WO2002010049A1/en active IP Right Grant
- 2000-07-28 EP EP00948318A patent/EP1314679B1/en not_active Expired - Lifetime
- 2000-07-28 CN CNB008133417A patent/CN1200869C/en not_active Expired - Fee Related
- 2000-07-28 DE DE60036230T patent/DE60036230T2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11498809B2 (en) | 2018-08-17 | 2022-11-15 | Otis Elevator Company | Elevator system with thermal sensors |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1314679A1 (en) | 2003-05-28 |
| DE60036230T2 (en) | 2008-05-21 |
| EP1314679A4 (en) | 2004-03-31 |
| EP1314679B1 (en) | 2007-08-29 |
| DE60036230D1 (en) | 2007-10-11 |
| WO2002010049A1 (en) | 2002-02-07 |
| CN1379729A (en) | 2002-11-13 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |