CN100450910C - Safety protection and escape driving device for lift lifting cable - Google Patents
Safety protection and escape driving device for lift lifting cable Download PDFInfo
- Publication number
- CN100450910C CN100450910C CNB2005100850736A CN200510085073A CN100450910C CN 100450910 C CN100450910 C CN 100450910C CN B2005100850736 A CNB2005100850736 A CN B2005100850736A CN 200510085073 A CN200510085073 A CN 200510085073A CN 100450910 C CN100450910 C CN 100450910C
- Authority
- CN
- China
- Prior art keywords
- running
- elevator
- brake
- rope
- press
- 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
Links
Images
Landscapes
- Types And Forms Of Lifts (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The present invention is a kind of lift safety device for use in abnormal emergency condition. The lift safety device includes a cable pressing wheel to hold the elevating cable to increase friction resistance and avoid sliding, and an auxiliary motor coupled via small gear to the elevating cable gear. After the brake is released and the start switch is turned on, the main motor may be operated electrically or the auxiliary motor is operated with the spare power source, the lift is driven to place safely.
Description
Technical field
The present invention relates to a kind of safety precaution and escape actuating device of elevator lifting rope, make it solve the restriction that safety brake uses, reach safety control and have the purpose that escape is got rid of poverty concurrently.
Background technology
High buildings and large mansions are the product after urbanizing, also brought up the culture of elevator, elevator becomes the necessary article of high buildings and large mansions, if elevator design is proper, then elevator be in may becoming the instrument of rescuing the people in case of necessity, and if elevator design is improper, then when urgent, might become the utensil of victimization, its elevator is to rescue people's instrument or victimization utensil, depends on fully whether designer's consideration is comprehensive.
As its safety brake that generally uses now, it just might be the utensil that when urgent, becomes victimization, because all elevators at present, between elevator cage and lifting sliding rail, be equipped with so-called safety brake, the purposes of this safety brake is exactly in order to prevent elevator lifting stall or moment overload fall arrest, when producing stall or moment overload according to this when elevator lifting, all can start safety brake, reach the tenesmus situation generation that stops stall tenesmus or moment overload immediately;
Yet, after its safety brake starts, only can recover the normal lifting action of elevator by the maintainer, and the maintainer will recover the normal lifting of elevator, must enter in the elevator control machine room, slowly rotate wire halyard running wheel with manual mode, after making elevator slowly rise to ad-hoc location, can remove the locking condition of safety brake, make elevator return normal running, so the practice is quite inconvenience, and need professional person side's trouble-shooting of having the ability, but also have floor time to wait for the maintainer under the general situation, and if emergency situations such as fire, may also wait less than elevator service personnel, the personnel in the elevator are done harm to by dense smoke;
Moreover, elevator rules according to government's defined are described, emergency elevator is evacuation crowd's a instrument during presence of fire, in case but elevator moment clamp-on the overload personnel, the overload hypervelocity of its moment can start safety brake, elevator adds again to wait bitterly for less than maintainer or machine room by deadlock and has been absorbed in the sea of fire, then the counter undoubtedly instrument that becomes restriction or injure of the lift tool of life-saving.
As can be known above-mentioned by it, the prior art elevator has as following shortcoming:
A. the safety brake of this elevator, its purposes is exactly in order to prevent that elevator lifting hypervelocity or moment overload from preventing to fall, when generation stall or moment overload when elevator lifting, all can start safety brake, safety brake is in case start, essential wait for maintainer's involution, can make the elevator normal operation, but often not freely when urgent wait for the maintainer.
B. in a single day the safety brake of elevator starts, and its main motor fast turn-around by force will operate the friction coefficient deficiency of wheel because of wire halyard and wire halyard, and forms the phenomenon that dallies, and can't transmission.
C. taking advantage of of elevator carried the space and wire halyard generally all has the safety factor of overload operation to exist, thus the safe overload operation when all tolerable is urgent, but because the restriction of safety brake, when making real presence of fire, the personnel that transport by force that can't safety.
D. the prior art elevator does not have standby escape device, and being dependent on main motor fully can normal operation, if main motor damages or the unregulated power supply, will cause escape not have door.
Summary of the invention
Main purpose of the present invention, promptly be to eliminate above-mentioned each shortcoming, and provide a kind of elevator lifting rope safety precaution and the escape actuating device, wherein this actuating device includes manual control or electric control starting and presses cable pulley to press the action rope, make it produce enough friction coefficient, even if the safety brake of elevator starts, its main motor running still can drive running Suo Yunzuo, reaches the personnel that transport the by force effect that is able to safe entering station or urgent safety.
Another object of the present invention, be to provide a kind of main escape and standby escape device of having concurrently, i.e. during its electric power regular supply, with the main motor drive of main escape, and during electricity exception with the running of standby power supply auxiliary motor, have standby escape device effect and reach.
Another purpose of the present invention, the purpose that is to provide a kind of freedom from repairs personnel promptly to transport or to get rid of poverty from line operate, during especially with accidents such as presence of fire, have no time to wait at all, need by maintainer person with the prior art elevator, real generation emergency case all can't be handled, and the present invention is the personnel that promptly transport by force of safety voluntarily, for really having the safe elevator of safety precaution and escape effect concurrently.
Specifically, the safety precaution of elevator lifting rope of the present invention and escape actuating device is characterized in that, include:
Main motor, wire halyard running wheel and brake, wire halyard running wheel one side is provided with gear, and brake is established the un-brake bar, can be the driving lever device and stirs un-brake;
Its running rope can be borrowed manual control or the running of electromagnetism running device, running Suo Lianjie running bar, at least one running bar can operate actuator and force pressure rope plate down, and the miniature gears of auxiliary motor is able to engaging gear, press cable pulley to be pressed wire halyard, the running of actuator is opened at least one starting switch; Establish the combined hole that several press cable pulley on this pressure rope plate, the combined hole of this pressure cable pulley is oval poroid and oblique setting, can cooperate different-diameter wire halyard running wheel, does to press the fixedly adjustment of cable pulley to use;
By this actuating device, when meeting abnormal elevator (as fire or electricity exception), it operates this running rope by manual (electricity exception) or electromagnetism running device (electric power is normal), allow the action of running bar and drive driver drives pressure rope plate, make and press rope plate swing order to press cable pulley to press wire halyard, prevent to skid to increase friction drag, power is able to effective transmission, and auxiliary motor borrows the miniature gears coupling in the wire halyard gear, un-brake bar un-brake is stirred in the swing of driving lever device, and starting switch is unlocked, and can make this moment main motor borrow the standby power running by original power running or auxiliary motor, arrive at a station and get rid of poverty and drive elevator, reach safety precaution and have concurrently and drive the escape effect.
Relevant the technology used in the present invention, means and effect thereof are lifted after a preferred embodiment and conjunction with figs. be described in more detail in now, believe the above-mentioned purpose of the present invention, structure and feature, can be thus deeply and concrete understanding.
Description of drawings
Fig. 1 is the safety precaution and the escape actuating device one preferred embodiment front elevation of elevator lifting rope of the present invention.
Fig. 2 is the safety precaution and the escape actuating device one preferred embodiment lateral plan of elevator lifting rope of the present invention.
Fig. 3 is the safety precaution of elevator lifting rope of the present invention and the running bar place activities scheme drawing of escape actuating device.
Fig. 4 is the safety precaution of elevator lifting rope of the present invention and the compression wheel place activities scheme drawing of escape actuating device.
Fig. 5 is safety precaution and another preferred embodiment front elevation of escape actuating device of elevator lifting rope of the present invention.
Fig. 6 is the safety precaution of elevator lifting rope of the present invention and another preferred embodiment scheme drawing of pressure rope plate of escape actuating device.
Fig. 7 is the safety precaution and the another preferred embodiment front elevation of escape actuating device of elevator lifting rope of the present invention.
Fig. 8 is the safety precaution and the another preferred embodiment lateral plan of escape actuating device of elevator lifting rope of the present invention.
Drawing reference numeral explanation: 10 main motors; 11 wire halyards running wheel; 12 wire halyards; 13 brakes; 14 gears; 15 motor spindles; 16 un-brake bars; 20 running ropes; 20 ' running rope; 21 electromagnetism running device; 22 guide wheels; 23 running bars; 23 ' running bar; 24 actuators; 241 eccentric wheel; 242 running cylinders; 25 starting switches; 25 ' starting switch; 26 driving lever devices; 30 press the rope plate; 31 auxiliary motors; 32 miniature gearss; 33 press cable pulley; 331 arc ditches; 40 press the rope plate; 41 press the combined hole of cable pulley.
The specific embodiment
The invention provides a kind of safety precaution and the design of escape actuating device of elevator lifting rope.
For making its structure design and the technology that can further understand this creation, careful conjunction with figs. is given and is illustrated in the back:
Consult Fig. 1, shown in Figure 2, be one preferred embodiment front elevation of the present invention and side diagrammatic sketch, its main motor 10 is in order to drive wire halyard running wheel 11 by main motor spindle 15, its wire halyard running wheel 11 is driven wire halyard 12 and is driven elevator lifting, main motor 10 and 11 on wire halyard running wheel also are provided with brake 13, wire halyard running wheel 11 1 sides also are provided with gear 14, and brake 13 tops also are provided with a un-brake bar 16, for driving lever device 26 is stirred un-brake;
Running rope 20 is linked to the elevator side, control running by personnel in the elevator, electromagnetism running device 21 spurs running rope 20 because of the electromagnetism running, running rope 20 is connected to a side of running bar 23 for guide wheel 22 guiding directions, running bar 23 running actuators 24 force presses rope plate 30 down, and miniature gears 32 engaging gears 14 of auxiliary motor 31, and press cable pulley 33 to press wire halyard 12, the running of actuator 24 is also opened starting switch 25;
By above-mentioned setting, when meeting abnormal elevator (as fire or moment overload), it operates this running rope 20 by manual (electricity exception) or electromagnetism running device 21 (electric power is normal), allow running bar 23 rotations and drive actuator 24 drive pressure rope plates 30, make and press the 30 swing orders of rope plate to press cable pulley 33 to press wire halyard 12, prevent to skid to increase friction drag, power is able to effective transmission, and auxiliary motor 31 borrows miniature gears 32 couplings in wire halyard gear 14, un-brake bar 16 un-brakes are stirred in 26 swings of driving lever device, and starting switch 25 is unlocked, this moment, main motor 10 was turned round by original power, perhaps auxiliary motor 31 is borrowed the standby power running, arrives at a station and gets rid of poverty and drive elevator, reaches safety precaution and has concurrently and drive the escape effect.
The contact surface that above-mentioned pressure cable pulley 33 presses wire halyard 12 is set as arc ditch 31, cooperates wire halyard 12 surfaces, increases friction to increase area of contact.
Consult Fig. 3, shown in Figure 4, this actuator 24 implements to become eccentric wheel 241, this eccentric wheel 241 is under the running of pulling that operates rope 20 and running bar 23, produce eccentric force, to reach the purpose that presses rope plate 30, reach according to this and press cable pulley 33 to press on wire halyard 12, and miniature gears 32 and gear 14 engagements, and starting switch 25 starts, and un-brake bar 16 is also stirred the releasing brake because of 26 swings of driving lever device, this moment can be under suitable friction force, its main motor 10 is by original power supply running, and the drive elevator lifting arrives at a station and gets rid of poverty, and when its electricity exception, standby power then supplies auxiliary motor 31 electric power, make auxiliary motor 31 running and drive elevator lifting and arrive at a station and get rid of poverty, reach effect and need not to wait for that the specialized maintenance personnel can operate, and friction coefficient is under the pressing of pressing cable pulley with standby escape device, produce enough friction, be able to effective transmission wire halyard.
Consult shown in Figure 5, be its another preferred embodiment lateral plan of the present invention, this running rope 20,20 ', running bar 23,23 ' and starting switch 25,25 ' be two groups of settings, so two groups operate rope, running bar and starting switches, be able to control as auxiliary motor 31 rotatings, promptly when 23 pullings of running bar are opened starting switch 25, auxiliary motor 31 can just change the drive elevator and descend, and when the 23 ' pulling of running bar was opened starting switch 25 ', auxiliary motor 31 can reverse and drive the elevator rising.
Consult shown in Figure 6, be another preferred embodiment scheme drawing of pressure rope plate of the present invention, establish the combined hole 41 that several press cable pulley on this pressure rope plate 40, this presses the combined hole 41 of cable pulley is oval poroid and oblique setting, can cooperate different-diameter wire halyard running wheel, do to press the fixedly adjustment of cable pulley to use.
Consult Fig. 7, shown in Figure 8, be its another preferred embodiment front elevation of the present invention and lateral plan, this actuator 24 implements to become running cylinder 242, according to this when 23 runnings of running rope 20 pulling running bars, starting switch 25 is activated, its running cylinder 242 also is activated and operates and press rope plate 30 downward, make miniature gears 32 engaging gears 14, and press cable pulley 33 to press wire halyard 12 and produce friction force, operate bar 23 interlock driving lever devices 26 simultaneously and stir un-brake bar 16 and separate brake, main motor 10 or auxiliary motor 31 drove elevator liftings and arrived at a station and get rid of poverty this moment.
By as can be known above-mentioned, the technology that the present invention is better than the prior art safety brake has:
1. the present invention has the safety precaution that prevents elevator lifting stall or moment overload fall arrest, and it is got rid of poverty or when promptly using elevator, need not to wait for the maintainer can safety from line operate, be the safe elevator of really promptly saving oneself.
2. the wire halyard of elevator presses the generation friction force for pressing cable pulley, and its friction coefficient is improved, and is effectively driven the wire halyard running, does not take place and do not have the idle running situation.
3. take advantage of year space and the wire halyard of elevator generally all have the safety factor of overload operation to exist, safe overload operation when so all tolerable is urgent, must be when urgent by manual or automatically controlled and elevator operation by force, when making real presence of fire, can the safe personnel that transport by force.
4. the present invention has standby escape devices such as standby auxiliary motor and standby power thereof, even if when main motor can't move, and still can the safe escape person.
The foregoing description, only in order to casehistory the present invention, according to this not from the scope of spirit of the present invention, be familiar with one of ordinary skill in the art with and the various distortion done, modify and application, all should be included in claim category of the present invention.
Claims (5)
1. the safety precaution of an elevator lifting rope and escape actuating device is characterized in that, include:
Main motor, wire halyard running wheel and brake, wire halyard running wheel one side is provided with gear, and brake is established the un-brake bar, can be the driving lever device and stirs un-brake;
Its running rope is borrowed manual control or the running of electromagnetism running device, running Suo Lianjie running bar, at least one running bar can operate actuator and force pressure rope plate down, and the miniature gears of auxiliary motor is able to engaging gear, press cable pulley to be pressed wire halyard, the running of actuator is opened at least one starting switch; Establish the combined hole that several press cable pulley on this pressure rope plate, the combined hole of this pressure cable pulley is oval poroid and oblique setting, can cooperate different-diameter wire halyard running wheel, does to press the fixedly adjustment of cable pulley to use;
By this actuating device, when meeting abnormal elevator, it operates this running rope by manual or electromagnetism running device, allow the action of running bar and drive driver drives pressure rope plate, make and press rope plate swing order to press cable pulley to press wire halyard, prevent to skid to increase friction drag, power is able to effective transmission, and auxiliary motor borrows pinion in the wire halyard gear, un-brake bar un-brake is stirred in the swing of driving lever device, and starting switch is unlocked, and can make this moment main motor borrow the standby power running by original power running or auxiliary motor, arrive at a station and get rid of poverty and drive elevator, reach safety precaution and have concurrently and drive the escape effect.
2. according to the safety precaution and the escape actuating device of the described elevator lifting rope of claim 1, it is characterized in that this actuator is an eccentric wheel.
3. according to the safety precaution and the escape actuating device of the described elevator lifting rope of claim 1, it is characterized in that this actuator is the running cylinder.
4. according to the safety precaution of the described elevator lifting rope of claim 1 and the actuating device of escaping, it is characterized in that this running bar and starting switch are two groups of settings, so two groups operate bar and starting switch, can make the auxiliary motor forward or reverse, thereby the control elevator rises or descends.
5. according to the safety precaution of the described elevator lifting rope of claim 1 and escape actuating device, it is characterized in that, this pressures cable pulley press the arc ditch that wire halyard is closed in the contact surface establishing, with increase area of contact and friction force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100850736A CN100450910C (en) | 2005-07-20 | 2005-07-20 | Safety protection and escape driving device for lift lifting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100850736A CN100450910C (en) | 2005-07-20 | 2005-07-20 | Safety protection and escape driving device for lift lifting cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1899941A CN1899941A (en) | 2007-01-24 |
| CN100450910C true CN100450910C (en) | 2009-01-14 |
Family
ID=37655975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100850736A Expired - Fee Related CN100450910C (en) | 2005-07-20 | 2005-07-20 | Safety protection and escape driving device for lift lifting cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100450910C (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5024962A (en) * | 1973-07-06 | 1975-03-17 | ||
| US5617933A (en) * | 1995-06-13 | 1997-04-08 | Otis Elevator Company | Bi-directional elevator governor |
| CN2258865Y (en) * | 1995-09-29 | 1997-08-06 | 王秋楠 | Second escape equipment for elevator |
| US6116380A (en) * | 1998-12-08 | 2000-09-12 | Wang; Chiu Nan | Elevator provided with emergency escape |
| CN1063726C (en) * | 1996-07-09 | 2001-03-28 | 王秋楠 | Safety life saving device of elevator |
| US6464043B2 (en) * | 2001-03-08 | 2002-10-15 | Jiun Jyh Wang | Elevator emergency escape device |
| US20030015377A1 (en) * | 2001-07-17 | 2003-01-23 | Wang Jiun Jyh | Double brake protection device for elevator |
| TW540568U (en) * | 2002-11-28 | 2003-07-01 | Wang Jiun Jyh | Balance driving structure for releasing brake and escaping elevator |
| CN2583058Y (en) * | 2002-10-21 | 2003-10-29 | 王俊智 | Linear driven control equipment |
| CN1569597A (en) * | 2003-07-18 | 2005-01-26 | 王俊智 | Improved safety auxiliary lift equipment for lift |
-
2005
- 2005-07-20 CN CNB2005100850736A patent/CN100450910C/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5024962A (en) * | 1973-07-06 | 1975-03-17 | ||
| US5617933A (en) * | 1995-06-13 | 1997-04-08 | Otis Elevator Company | Bi-directional elevator governor |
| CN2258865Y (en) * | 1995-09-29 | 1997-08-06 | 王秋楠 | Second escape equipment for elevator |
| CN1063726C (en) * | 1996-07-09 | 2001-03-28 | 王秋楠 | Safety life saving device of elevator |
| US6116380A (en) * | 1998-12-08 | 2000-09-12 | Wang; Chiu Nan | Elevator provided with emergency escape |
| US6464043B2 (en) * | 2001-03-08 | 2002-10-15 | Jiun Jyh Wang | Elevator emergency escape device |
| US20030015377A1 (en) * | 2001-07-17 | 2003-01-23 | Wang Jiun Jyh | Double brake protection device for elevator |
| CN2583058Y (en) * | 2002-10-21 | 2003-10-29 | 王俊智 | Linear driven control equipment |
| TW540568U (en) * | 2002-11-28 | 2003-07-01 | Wang Jiun Jyh | Balance driving structure for releasing brake and escaping elevator |
| CN1569597A (en) * | 2003-07-18 | 2005-01-26 | 王俊智 | Improved safety auxiliary lift equipment for lift |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1899941A (en) | 2007-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7392885B2 (en) | Emergency escape apparatus for elevator | |
| CN202201595U (en) | Elevator emergency passenger self-rescue system | |
| CN107416633B (en) | Elevator fault self-rescue system and using method thereof | |
| JP2007276986A (en) | Method for rescuing passenger locked up in elevator car | |
| CN102092614A (en) | Power failure rescue device of elevator without machine room | |
| CN100450910C (en) | Safety protection and escape driving device for lift lifting cable | |
| CN206624525U (en) | Emergent manual self-help apparatus in a kind of lift car | |
| CN202390039U (en) | Spare oxygen supply device for elevator | |
| CN210339990U (en) | Hoistway type elevator self-rescuing and escaping device | |
| JP2012096911A (en) | Elevator auxiliary evacuation equipment | |
| CN1147417C (en) | Elevator emergency safety method and device | |
| CN2586675Y (en) | Emergency escape device for electrical lift | |
| CN201485153U (en) | Hand-movement rescue device of electrical elevator | |
| TWI262167B (en) | Safety guard and escape driving device for elevator cables | |
| CN2586676Y (en) | Elevator power off emergency apparatus | |
| CN207792397U (en) | A kind of elevator emergent rescue mechanism | |
| CN202321895U (en) | Manual rescuing device for lift driven by motor | |
| CN102259782A (en) | Self-rescue system and method for hydraulic elevator | |
| CN211846764U (en) | Elevator emergency rescue device | |
| CN201351101Y (en) | Double-key pedal hanging basket hoisting machine | |
| CN203624792U (en) | Environment-friendly induction escalator | |
| CN211846763U (en) | Novel elevator emergency rescue device | |
| CN208071048U (en) | A kind of urgent driven opening brake gear of machine-roomless lift brake | |
| CN219448917U (en) | Elevator with emergency rescue function | |
| TW553883B (en) | Emergency power supply device for power failure of elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20120720 |