CN102616631A - Lift car elevator with additional brakes - Google Patents
Lift car elevator with additional brakes Download PDFInfo
- Publication number
- CN102616631A CN102616631A CN2012101073848A CN201210107384A CN102616631A CN 102616631 A CN102616631 A CN 102616631A CN 2012101073848 A CN2012101073848 A CN 2012101073848A CN 201210107384 A CN201210107384 A CN 201210107384A CN 102616631 A CN102616631 A CN 102616631A
- Authority
- CN
- China
- Prior art keywords
- car
- elevator
- additional brake
- brake
- additional
- 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
Images
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
A lift car elevator with additional brakes comprises a lift car, a counter weight connected with the lift car through a steel wire rope and at least one additional brake for providing additional braking force for the lift car. Due to the fact that the additional brakes are arranged on two sides of the steel wire rope and a lift car guide track and the additional braking force is added for the steel wire rope or the lift car, sliding of an elevator lift car is prevented. Safety of an elevator is improved, and accidents of sliding of the lift car caused by weakening of traction force or braking force of the elevator caused by long-time use of the elevator are avoided.
Description
Technical field
The present invention relates to a kind of car formula elevator, relate in particular to a kind of car formula elevator that has additional brake.
Background technology
The principle of car formula elevator is exactly an assembly pulley, and the two ends of pulley hang car 6 and counterweight 7 respectively by steel rope 8, and are as shown in Figure 1; The use of elevator; Be to rely on 1 rotation of motor-driven traction sheave, drive steel rope 8 and move, thereby order about car 6 and counterweight 7 change in location.The mobile of steel rope 8 transmitted energy by friction force between traction sheave 1 and the steel rope 8, and this friction force promptly is a traction, and its size receives the influence of the factors such as thickness of traction sheave 1 grooving shape and steel rope 8.Elevator is behind place in operation, and because of the reason of mechanical wear, the grooving of traction sheave 1 is out of shape, steel rope 8 wearing and tearing, and traction will weaken like this.
In addition, adopting stopping of the motor-driven elevator of gearless, is the band-type brake dish 2 that leans on brake sticking brake and traction sheave 1 one, band-type brake the 3, the 4th, and being rubbed by two bands, the clamp of skins constitutes.Open closure when stopping during the elevator operation.Friction force between clamp and the band-type brake dish 2 promptly is a braking force.Elevator is in long-term use, and the friction skin can wear and tear to some extent, carbonization, can reduce braking force.Therefore, in use for some time, braking force can weaken, and possibly cause elevator that car takes place to slip when stopping.
During elevator used, braking force or traction reduction existed all the time, but in the existing elevator standard, elevator design standard, the safety precaution to braking force or traction reduction proposes designing requirement, does not also have corresponding safeguard procedures.
The defective of existing elevator is: when the traction of elevator or braking force weaken, under (1) light condition, occur elevator easily and upwards slip car.(2), elevator occurs and slip car downwards if the overload condition of appearance is arranged.Flurried if any the passenger, cause great fatal accident easily.
Therefore, if can on existing elevator, design a kind of additional device, when above-mentioned situation appears in elevator,, just can avoid the generation of this type of problem and accident for elevator provides additional brake power.
Summary of the invention
The object of the present invention is to provide a kind of car formula elevator that has additional brake, when the traction of elevator or braking force are not enough,, prevent that car from slipping car, avoids accident to take place for car formula elevator provides additional brake power.
The present invention provides a kind of car formula elevator that has additional brake, comprising: car, through steel rope and said car bonded assembly counterweight, at least one additional brake is used to car additional brake power is provided.
The present invention provides a kind of car formula elevator that has additional brake, and the steel rope between car and the counterweight is respectively through traction sheave and track adjusting wheel, and said traction sheave is coaxially arranged with the band-type brake dish, is provided with at least one band-type brake at the dish edge of band-type brake dish.
The present invention provides a kind of car formula elevator that has additional brake, and additional brake is fixedly installed on the car top, is positioned at the both sides of steel rope.
The present invention provides a kind of car formula elevator that has additional brake, and the car both sides are provided with guide rail, and said additional brake is arranged on the car, is positioned at the both sides of guide rail.
The present invention provides a kind of car formula elevator that has additional brake, and additional brake is fixedly installed on the top of said counterweight, is positioned at the both sides of steel rope.
The present invention provides a kind of car formula elevator that has additional brake, and additional brake is a fixing device.
Owing on steel rope both sides and car, increased additional brake,, prevented the slide car of car through steel rope and/or guide rail are applied additional braking force.And in order to tackle the power failure situation, this additional brake can be set to outage locking, the mode of operation that energising is unclamped.Avoid because of long-term use, the traction of elevator or braking force weaken the accident that causes car slide car.Simultaneously, can under the situation that other brake equipments of elevator all lost efficacy, still can guarantee the urgent stop of car, the safety that has improved elevator through the braking force of adjustment additional brake.
Description of drawings
Fig. 1 is the operation logic figure of existing car formula elevator.
Fig. 2 is the scheme drawing of the car formula elevator that has additional brake of embodiments of the invention 1, and wherein additional brake is installed in the top of car, is positioned at the steel rope both sides.
Fig. 3 is an A portion enlarged drawing among Fig. 2 of the present invention.
Fig. 4 is the scheme drawing of the car formula elevator that has additional brake of embodiments of the invention 2, and wherein additional brake is installed on the car, is positioned at the guide rail both sides.
Fig. 5 is a B portion enlarged drawing among Fig. 4 of the present invention.
The specific embodiment
With reference to accompanying drawing, the car formula elevator that has additional brake of the present invention is elaborated.
Fig. 2 is for having the scheme drawing of the car formula elevator of additional brake among the embodiment 1.As shown in Figure 2, car formula elevator comprises: car 6, and the steel rope 8 of the upper end of connection car 6, an end of steel rope 8 connects car 6, and the other end connects counterweight 7.Between car 6 and counterweight 7, be provided with traction sheave 1 and track adjusting wheel 5, steel rope 8 is through traction sheave 1 and track adjusting wheel 5.Traction sheave 1 outer coenosarc is provided with band-type brake dish 2, is provided with band-type brake 3,4 at the dish edge of band-type brake dish 2, is used under the elevator dead ship condition, braking force being provided, and holds band-type brake dish 2 tightly, prevents the rotation of traction sheave 1.One additional brake 9 is fixedly installed on the top of car 6 near traction sheave 1 place, is positioned at the both sides of steel rope 8, for car 6 provides additional brake power.In case detect car 6 not foot phenomenon or the car trend of slipping is arranged of braking force, then additional brake 9 starts and clamps steel ropes 8, prevents that car 6 from sliding the car phenomenons to occur slipping, improves using escalator safety.
Among the embodiment 1, additional brake 9 is a fixing device, and its structure as shown in Figure 3 is two clamps 11, and the surface that clamp 11 contacts with steel rope 8 is provided with friction layer 12.When additional brake 9 work, friction layer 12 clamps steel rope 8, promptly produces the gripping power P perpendicular to steel rope 8, for car 6 provides additional brake power.
Embodiment 2
In embodiment 2, main composition and the embodiment 1 that has the car formula elevator of additional brake of the present invention is similar to, and repeats no more at this same structure, only describes with regard to different piece.
Fig. 4 is for having the scheme drawing of the car formula elevator of additional brake among the embodiment 2.As shown in Figure 4, car 6 is along guide rail 10 operations.Therefore, additional brake 9 is installed on the car 6, is positioned at the both sides of guide rail 10.Have and slip the car phenomenon in case detect car 6, then additional brake 9 starts and clamps guide rails 10, and brake activation power on guide rail 10 is prevented or slowed down moving of car 6, prevents that the car phenomenons from appearring slipping in car 6, improves using escalator safety.
Among the embodiment 2, additional brake 9 is fixing device, and is as shown in Figure 5, and its structure is identical with embodiment 1.
Simultaneously, in order to tackle the power failure situation, locking when additional brake 9 is set to cut off the power supply, the mode of operation of unclamping during energising.Improve the safety that lift car 6 slides, avoid because of the elevator long-term use, traction or braking force weaken the accident that causes.Locking when additional brake 9 also can be set to switch on, the mode of operation of unclamping during outage.
Additional brake 9 also can be fixedly installed on the top of counterweight 7, is positioned at the both sides of steel rope 8, so that for elevator increases additional brake power, improve lift running safety property.
Can be in the both sides of the top steel rope 8 of (1) car 6; (2) both sides of car 6 upper rails 10; (3) one or more positions installation accessories drgs 9 such as both sides of the top steel rope 8 of counterweight 7.
Whether car formula elevator can enough to the band-type brake power of band-type brake dish 2 when flat bed, and whether car 6 the car phenomenon occurs slipping and detect; In case find the not enough or car 6 appearance slide car phenomenons of band-type brake power; Start additional brake 9,, guarantee the safety of elevator operation for car 6 provides additional brake power.
Additional brake 9 also can be installed in other place except that being installed in steel rope 8 both sides or guide rail 10 both sides, as long as extra braking force can be provided, thereby prevent that car 6 from slide car phenomenon occurring and getting final product.
Among the present invention; Additional brake 9 both can be used for the car formula elevator that drive part is the gearless structure, and was same, was the car formula elevator of gear structure for drive part; Also can increase one or more additional brakes, for the elevator operation provides additional brake power in corresponding position.
Protection content of the present invention is not limited to above-mentioned embodiment down.Under spirit that does not deviate from inventive concept and scope, variation and advantage that those skilled in the art can expect all are included among the present invention, and are protection domain with the appending claims.
Claims (6)
1. a car formula elevator that has additional brake is characterized in that, comprising: car (6), through steel rope (8) and said car (6) bonded assembly counterweight (7), at least one additional brake (9) is used to car (6) additional brake power is provided.
2. the car formula elevator that has additional brake as claimed in claim 1; It is characterized in that; Steel rope (8) between said car (6) and the counterweight (7) is respectively through traction sheave (1) and track adjusting wheel (5); Said traction sheave (1) is coaxially arranged with band-type brake dish (2), is provided with at least one band-type brake at the dish edge of said band-type brake dish (2).
3. the car formula elevator that has additional brake as claimed in claim 1 is characterized in that, said additional brake (9) is fixedly installed on car (6) top, is positioned at the both sides of said steel rope (8).
4. the car formula elevator that has additional brake as claimed in claim 1 is characterized in that said car (6) both sides are provided with guide rail (10), and said additional brake (9) is fixed on the car (6), is positioned at the both sides of said guide rail (10).
5. the car formula elevator that has additional brake as claimed in claim 1 is characterized in that said additional brake (9) is fixedly installed on the top of said counterweight (7), is positioned at the both sides of said steel rope (8).
6. like the described car formula elevator that has additional brake of each claim in the claim 1, it is characterized in that said additional brake (9) is a fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101073848A CN102616631A (en) | 2012-04-13 | 2012-04-13 | Lift car elevator with additional brakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101073848A CN102616631A (en) | 2012-04-13 | 2012-04-13 | Lift car elevator with additional brakes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102616631A true CN102616631A (en) | 2012-08-01 |
Family
ID=46556922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101073848A Pending CN102616631A (en) | 2012-04-13 | 2012-04-13 | Lift car elevator with additional brakes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102616631A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150292A (en) * | 2014-07-11 | 2014-11-19 | 深圳市海浦蒙特科技有限公司 | Elevator operation control method and system |
| CN104229590A (en) * | 2014-09-10 | 2014-12-24 | 广东不止实业投资有限公司 | Anti-slipping control method for elevator |
| CN104692214A (en) * | 2014-11-04 | 2015-06-10 | 黄立成 | Braking device capable of preventing elevator car from sliding accidentally |
| CN105110148A (en) * | 2015-07-30 | 2015-12-02 | 波士顿电梯(苏州)有限公司 | Anti-tilt car elevator double-traction system |
| CN115465751A (en) * | 2022-10-14 | 2022-12-13 | 贵州中航电梯有限责任公司 | Protection system and protection method for preventing elevator from moving accidentally |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH058964A (en) * | 1991-07-05 | 1993-01-19 | Hitachi Ltd | Elevator device |
| JP2006290514A (en) * | 2005-04-08 | 2006-10-26 | Toshiba Elevator Co Ltd | Rope brake device for elevator |
| CN102275799A (en) * | 2011-07-08 | 2011-12-14 | 中国矿业大学 | Mine elevator |
-
2012
- 2012-04-13 CN CN2012101073848A patent/CN102616631A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH058964A (en) * | 1991-07-05 | 1993-01-19 | Hitachi Ltd | Elevator device |
| JP2006290514A (en) * | 2005-04-08 | 2006-10-26 | Toshiba Elevator Co Ltd | Rope brake device for elevator |
| CN1843888B (en) * | 2005-04-08 | 2010-05-26 | 东芝电梯株式会社 | Rope brake device for elevator |
| CN102275799A (en) * | 2011-07-08 | 2011-12-14 | 中国矿业大学 | Mine elevator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150292A (en) * | 2014-07-11 | 2014-11-19 | 深圳市海浦蒙特科技有限公司 | Elevator operation control method and system |
| CN104150292B (en) * | 2014-07-11 | 2016-06-08 | 深圳市海浦蒙特科技有限公司 | Elevator operation control method and system |
| CN104229590A (en) * | 2014-09-10 | 2014-12-24 | 广东不止实业投资有限公司 | Anti-slipping control method for elevator |
| CN104692214A (en) * | 2014-11-04 | 2015-06-10 | 黄立成 | Braking device capable of preventing elevator car from sliding accidentally |
| CN105110148A (en) * | 2015-07-30 | 2015-12-02 | 波士顿电梯(苏州)有限公司 | Anti-tilt car elevator double-traction system |
| CN115465751A (en) * | 2022-10-14 | 2022-12-13 | 贵州中航电梯有限责任公司 | Protection system and protection method for preventing elevator from moving accidentally |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102616631A (en) | Lift car elevator with additional brakes | |
| CN102602772B (en) | Anti-falling brake-buffer system for mining express elevator | |
| WO2008155853A1 (en) | Safety device for elevator and rope slip detection method | |
| CN105000446B (en) | Device for preventing elevator car from moving accidentally | |
| US9688510B2 (en) | Hydraulic brake system for elevator | |
| WO2007020325A3 (en) | Elevator system | |
| US9650227B2 (en) | Elevator | |
| WO2008136118A1 (en) | Handrail device on car of elevator | |
| CN104619625B (en) | For activating and disabling device and its using method of lift car anti-fall device | |
| CA2571442A1 (en) | Safety brake for elevator without counterweight | |
| CN106516933A (en) | Electrodynamic type safety tong device and brake method of electrodynamic type safety tong device | |
| FI20060034A (en) | Elevator and lift brake | |
| JP2010514645A (en) | Elevating system having an elevator box with a brake device for holding and braking the elevator box in the area of the elevator box and a method for holding and braking an elevator box of this type | |
| CN101704463B (en) | Safety protecting system of elevator door zone | |
| JP2014015275A (en) | Elevator device | |
| JP5809755B2 (en) | Elevator emergency stop device and elevator | |
| CN102795525A (en) | Brake device of top rushing prevention elevator and elevator system | |
| CN201801262U (en) | Elevator traction device with emergency motor | |
| CN201737551U (en) | Car speeding or stalling protection system suitable for non-rigid rail elevator | |
| JP2015508365A (en) | Brake device for passenger conveyor | |
| CN112456269B (en) | Intelligent braking system | |
| CN201864407U (en) | Safety protecting system for elevator | |
| CN105173981A (en) | Safe and reliable traction-type passenger elevator and safety control method thereof | |
| CN204369350U (en) | Can trigger-type elevator governor | |
| CN221027078U (en) | Elevator motor with brake protection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120801 |