CN106429692A - Arrangement structure for preventing elevator car from moving accidentally and getting out of control - Google Patents
Arrangement structure for preventing elevator car from moving accidentally and getting out of control Download PDFInfo
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- CN106429692A CN106429692A CN201510567280.9A CN201510567280A CN106429692A CN 106429692 A CN106429692 A CN 106429692A CN 201510567280 A CN201510567280 A CN 201510567280A CN 106429692 A CN106429692 A CN 106429692A
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Abstract
The invention belongs to the technical field of elevator equipment, and particularly relates to an arrangement structure for preventing an elevator car from moving accidentally and getting out of control. The arrangement structure is characterized in that the structure mainly comprises a counter weight, a counter weight pulley, a traction belt, a guide pulley, rope fastenings, a traction machine, a traction wheel, a control cabinet, a guide rail, a car pulley, a traction belt holder, a photoelectric sensor, the car and a rail clamping device; the traction belt starts from one rope fastening to be fixed; the traction belt winds across the counter weight pulley of the counter weight and the guide pulley to be hung on the traction wheel and then winds across the car pulley; and the traction belt ends in the other rope fastening to be fixed. Through reasonable layout of an elevator shaft, the problem that the dimension of a driving element traction machine can be limited is solved, and meanwhile higher protective measures can be provided on the aspect of preventing and reducing accidental movement and out-of-control conditions of the car; and braking action can be completed at the moment when the car of the elevator system suffers from the accidental movement and out-of-control conditions, and thus personnel in the car can be evacuated safely.
Description
Technical field
The invention belongs to technical field of elevator equipment, more particularly to a kind of prevent lift car from accidental movement and arrangement out of control occurring.
Background technology
Suspension for vertical lift equipment and driving component generally include the steel wire rope with more than 8mm nominal diameter, and described steel wire rope is formed by being wound around steel wire strand on wire rope core.The pitch diameter of the regulation traction sheave according to GB7588 and suspension strop diameter ratio are greater than equal to 40.According to this regulation, also for meeting this ratio, and in view of conventionally used steel wire cable with diameter greater than equal to 8mm, so traction sheave pitch diameter is at least up to 320mm, the size of so driver element traction machine of elevator is pind down it is impossible to accomplish small volume, lightweight.
Meet above-mentioned ratio be more than or equal to 40 on the premise of, want to obtain small volume, lightweight driver element traction machine, traction sheave pitch diameter will be reduced, reduce the diameter of steel wire cable simultaneously, thus impact to elevator safety, also can easily cause accidental movement and out of control to lift car simultaneously.
In addition a bit, for the consideration to elevator safety, new invention is had to be directed to accidental movement of elevator cage and detection out of control at present, but for how preventing from and reduce car accidental movement occurs and out of control but seldom referring to.In order to improve the safety of elevator, reduce the injury that elevator causes to people in improper movement, need to increase Prevention method while detecting car accidental movement；After car occurs accident, existing protective measure often takes one or two, or controls traction machine, or by drawing tape gripper, rail clamping device braking, and this safeguard procedures are inadequate.
Content of the invention
Goal of the invention：Present invention offer is a kind of to prevent accidental movement of elevator cage and arrangement out of control; its object is to by the reasonable Arrangement to elevator; meet the problem that the size of driver element traction machine is pind down; preventing from and reducing car occurring accidental movement and aspect out of control to provide higher protective measure simultaneously; can solve the problem that elevator device occurs accidental movement in car and moment out of control completes braking maneuver so that personnel are capable of withdrawing of safety in car.
Technical scheme：
For achieving the above object, the present invention employs the following technical solutions：
A kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：This structure mainly includes counterweight, counterweight pulley, traction belt, directive wheel, fag end combination, traction machine, traction sheave, switch board, guide rail, car pulley, traction tape gripper, photoelectric sensor, car and rail clamping device；Switch board is passed through circuit and is connected with traction machine, photoelectric sensor, traction tape gripper and rail clamping device；Traction tape gripper is arranged on the optional position on traction belt；Photoelectric sensor detecting head just to traction belt surface；The side of car is provided with guide rail, and rail clamping device one end is arranged on guide rail, and the other end is fixed on car；Traction belt arises from fag end group and merges fixation, bypasses counterweight pulley, the directive wheel of counterweight, hangs on the traction sheave, further around crossing car pulley, terminates in another set of fag end group merging and fixes.
Described traction belt global sections are flat, and traction belt surface has a color alternate light sensation coating, and the light sensation coating of each color lump is equal and this width is greater than Elevator landing and keeps precision along the width of traction belt y direction.
It hangs ratio for 1：1 and 2：1.
Traction tape gripper, rail clamping device are normally closed type electromagnetic clamp holder.
Traction sheave, the centrage of directive wheel, counterweight pulley and car pulley are alignd with center line of guide rail.
Described traction sheave, the axial direction wheel rooved face of directive wheel, counterweight pulley and car pulley are raised arc, and each corresponding angle of slot pitch arc length is 5 °.
Advantage and effect：By reasonable Arrangement in elevator for the present invention, so that the size of driver element traction machine is not pind down, accomplish small volume, lightweight.Due to implementing it is ensured that the operation safety of car while triple protection, the present invention can also be accurately detected the running status of car, make the maintainer very first time determine the information of fault.
Brief description：
Fig. 1 is a kind of schematic diagram of annexation of the present invention；
Fig. 2 is all traction sheaves, directive wheel, counterweight pulley and car pulley center line and the center line of guide rail alignment mark schematic diagram of the present invention；
Fig. 3 is all traction sheaves of the present invention, each race surface radian schematic diagram of directive wheel, counterweight pulley and car pulley；
Fig. 4 is the structural representation of traction belt of the present invention.
In figure marks：Counterweight 1, counterweight pulley 2, traction belt 3, directive wheel 4, fag end combination 5, traction machine 6, traction sheave 7, switch board 8, guide rail 9, car pulley 10, traction tape gripper 11, photoelectric sensor 12, car 13, rail clamping device 14；Traction belt 3, light sensation coating 15.
Specific embodiment：
A kind of prevent accidental movement of elevator cage and arrangement out of control, this structure mainly include counterweight 1, counterweight pulley 2, traction belt 3, directive wheel 4, fag end combination 5, traction machine 6, traction sheave 7, switch board 8, guide rail 9, car pulley 10, traction tape gripper 11, photoelectric sensor 12, car 13, rail clamping device 14；Switch board 8 is passed through circuit and is connected with traction machine 6, photoelectric sensor 12, traction tape gripper 11 and rail clamping device 14, and traction tape gripper 11 can be arranged on the optional position on traction belt 3, and optimum position is provided between two car pulleys 10 of car top；The side of car 13 is provided with guide rail 9, and rail clamping device 14 one end is arranged on the rail 9, and the other end is fixed on car 13.Photoelectric sensor 12 can detect the status signal of traction belt 3, by this signal transmission to the controller in switch board 8.Controller is realized controlling to traction machine 6, traction tape gripper 11 and rail clamping device 14.
From in the past different, the present invention is to be brought and realized testing goal by monitoring traction, and conventional technology is to realize testing goal by detecting traction machine.Described traction belt（3）Global sections are flat；Traction belt surface has color alternate light sensation coating（15）, the light sensation coating of each color lump is along traction belt（3）The width of y direction is equal and this width is greater than Elevator landing and keeps precision；Because the present invention adopts triple protection measure, the judgement to signal is just particularly important, because elevator has personnel to pass in and out when flat bed, traction carries striction phenomenon, stretches and not can exceed that this Elevator landing keeps just a qualified parameter of precision.The present invention to the setting of width it is simply that avoid this system can false alarm, misoperation, must wait until that the distance of car movement has exceeded national standard distance just horse back actuation of an alarm afterwards, otherwise elevator someone passes in and out and can cause wrong report.
Traction belt 3 arises from fag end combination 5 and fixes, and bypasses counterweight pulley 2, the directive wheel 4 of counterweight 1, hangs on traction sheave 7, further around crossing car pulley 10, terminates in another set of fag end combination 5 and fixes.
The arrangement of this mode; this system being taken up space in elevator can be reduced to greatest extent, the size meeting the driver element traction machine of elevator is not pind down the collective effect it is achieved that triple protection; ensure that the safe operation of car it is ensured that the personal safety of personnel.
The present invention is most preferably adapted to suspension and compares 1：1 and 2：1.
Traction tape gripper 11, rail clamping device 14 are normally closed type electromagnetic clamp holder, can reduce the generation of fault.
Traction sheave 7, the centrage of directive wheel 4, counterweight pulley 2 and car pulley 10 are alignd with guide rail 9 centrage, this point is extremely important, so can ensure that elevator produces minimum frictional force when running up and down with guide rail, it also avoid the rub noise producing and vibration, decrease car accidental movement and situation out of control, decrease because friction brings more energy consumptions.The equipment of triple protection and device are more more than now common safety features, and the rocking, offset of car often occurs in running, produce false alarm often.And by traction sheave 7, the centrage of directive wheel 4, counterweight pulley 2 and car pulley 10 and guide rail 9 centrage align, and, traction sheave 7, the axial direction wheel rooved face of directive wheel 4, counterweight pulley 2 and car pulley 10 are raised arc, after each corresponding angle of slot pitch arc length is 5 °, traction belt stress has the trend of the vertex movements towards radian, so traction belt remains at the peak of radian, the lateral movement of traction belt just can be reduced well, it is to avoid traction belt jumps out the damage that groove causes traction belt.System can also run safety and steady, reduces wrong report.
Controller sends instructions to traction machine 6, and traction machine 6 and traction belt 3 produce traction drives car 13 and move, and the optical signalling that photoelectric sensor 12 collection traction belt 3 passes over changes into the signal of telecommunication and transmits back to controller again.After the photoelectric sensor obtaining 12 signal and the signal being sent to traction machine 6 are carried out contrast generation deviation by controller, controller can send protection instruction, traction machine 6 obtains instructing by power-off protection, traction tape gripper 11 and rail clamping device 14 will execute holding action, three protection act are carried out simultaneously, stopping of car 13 safety can be made in car accidental movement or moment out of control, controller also can arrive siren to instruction simultaneously, siren can send acoustical signal reminding passengers elevator faults, withdrawing and alerting outside passenger of guiding passenger's quickly and orderly must not enter in fault elevator, siren also can send optical signal, passenger inside and outside warning, siren also can send the signal of telecommunication, the very first time notifies professional to come to keep in repair as early as possible by communication network.
Under door opening state, if car creates accidental movement, the flat bed having exceeded elevator keeps the distance of precision, and photoelectric sensor 12 can receive the signal of light sensation coating 15 color alternate on traction belt 3.Signal is delivered to controller, and controller contrast signal has obtained car 13 and produced unexpected conclusion.
Acceleration and deceleration with normal speed operation are also the same; the quantity of optical signalling that photoelectric sensor 12 is transmitted by traction belt 3 and Frequency Transfer are to controller; controller is converted the signal to speed and acceleration and deceleration and is contrasted with normal instruction; if creating deviation; controller will send protection instruction, allows each associated components that car 13 is protected.
Have and monitor and prevent car accidental movement and elevator device out of control from photoelectric sensor be increased on original system, traction belt is to have the traction belt that light sensation coating can transmit optical signalling, both carry out comprehensive monitoring to the state of car at collective effect, can obtain static, the physical quantity concrete numerical value of the state such as acceleration, deceleration, speed of car.
In addition increased traction tape gripper, rail clamping device and siren, to ensure in the case that exception in elevator, protect the safety of passenger to greatest extent and very first time guiding passenger safety can withdraw and notify professional to come to keep in repair.
The above is only the present invention preferably embodiment, therefore the equivalence changes done of the construction described in all scopes according to present patent application, feature and principle or modification, all it is included in the range of present patent application.
Claims (7)
1. a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：This structure mainly includes counterweight（1）, counterweight pulley（2）, traction belt（3）, directive wheel（4）, fag end combination（5）, traction machine（6）, traction sheave（7）, switch board（8）, guide rail（9）, car pulley（10）, traction tape gripper（11）, photoelectric sensor（12）, car（13）And rail clamping device（14）；Switch board（8）By circuit and traction machine（6）, photoelectric sensor（12）, traction tape gripper（11）And rail clamping device（14）Connect；Traction tape gripper（11）It is arranged on traction belt（3）On optional position；Photoelectric sensor（12）Detecting head just to traction belt（3）Surface；Car（13）Side be provided with guide rail（9）, rail clamping device（14）One end is arranged on guide rail（9）On, the other end is fixed on car（13）On；Traction belt（3）Arise from fag end combination（5）And fixing, bypass counterweight（1）Counterweight pulley（2）, directive wheel（4）, hang over traction sheave（7）On, further around car pulley excessively（10）, terminate in another set of fag end combination（5）And it is fixing.
2. according to claim 1 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：Described traction belt（3）Global sections are flat, and traction belt surface has color alternate light sensation coating（15）, the light sensation coating of each color lump（15）Along traction belt（3）The width of y direction is equal and this width is greater than Elevator landing and keeps precision.
3. according to claim 1 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：Traction sheave（7）, counterweight pulley（2）, directive wheel（4）And car pulley（10）Centrage and guide rail（9）Centrage aligns.
4. according to claim 1 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：It hangs ratio for 1：1 and 2：1.
5. according to claim 1 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：Traction tape gripper（11）, rail clamping device（14）For normally closed type electromagnetic clamp holder.
6. according to claim 1 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：Car pulley（10）May be disposed at car（13）Top and bottom.
7. according to claim 1 or 5 a kind of prevent accidental movement of elevator cage and arrangement out of control it is characterised in that：Described traction sheave（7）, directive wheel（4）, counterweight pulley（2）With car pulley（10）Axial direction wheel rooved face be raised arc, each corresponding angle of slot pitch arc length is 5 °.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485054 | 2015-08-10 | ||
| CN2015104850546 | 2015-08-10 |
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| Publication Number | Publication Date |
|---|---|
| CN106429692A true CN106429692A (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510567280.9A Pending CN106429692A (en) | 2015-08-10 | 2015-09-09 | Arrangement structure for preventing elevator car from moving accidentally and getting out of control |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108275538A (en) * | 2018-04-04 | 2018-07-13 | 浙江蒂尔森电梯有限公司 | A kind of express elevator safety tongs |
| CN108358004A (en) * | 2018-02-05 | 2018-08-03 | 苏州钜立智能***有限公司 | Elevator operation monitoring method based on color identification technology |
| CN108358003A (en) * | 2018-02-05 | 2018-08-03 | 苏州钜立智能***有限公司 | Elevator operation monitoring method |
| CN116081426A (en) * | 2023-02-07 | 2023-05-09 | 苏州弗朗茨智能电梯有限公司 | Household elevator capable of preventing children from jumping |
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| CN202272602U (en) * | 2011-08-29 | 2012-06-13 | 苏州台菱电梯有限公司 | Layout structure of machine-room-less elevator |
| CN104649097A (en) * | 2015-02-26 | 2015-05-27 | 吕虎松 | Transmission component used for hoisting and pulling car in elevator |
| CN204917512U (en) * | 2015-09-09 | 2015-12-30 | 吕虎松 | Prevent unexpected removal of elevator car and arrangement structure out of control |
| CN105438911A (en) * | 2016-01-08 | 2016-03-30 | 西继迅达（许昌）电梯有限公司 | Elevator capable of preventing elevator car from moving accidently |
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2015
- 2015-09-09 CN CN201510567280.9A patent/CN106429692A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202272602U (en) * | 2011-08-29 | 2012-06-13 | 苏州台菱电梯有限公司 | Layout structure of machine-room-less elevator |
| CN104649097A (en) * | 2015-02-26 | 2015-05-27 | 吕虎松 | Transmission component used for hoisting and pulling car in elevator |
| CN204917512U (en) * | 2015-09-09 | 2015-12-30 | 吕虎松 | Prevent unexpected removal of elevator car and arrangement structure out of control |
| CN105438911A (en) * | 2016-01-08 | 2016-03-30 | 西继迅达（许昌）电梯有限公司 | Elevator capable of preventing elevator car from moving accidently |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358004A (en) * | 2018-02-05 | 2018-08-03 | 苏州钜立智能***有限公司 | Elevator operation monitoring method based on color identification technology |
| CN108358003A (en) * | 2018-02-05 | 2018-08-03 | 苏州钜立智能***有限公司 | Elevator operation monitoring method |
| CN108358003B (en) * | 2018-02-05 | 2019-05-14 | 苏州钜立智能***有限公司 | Elevator operation monitoring method |
| CN108358004B (en) * | 2018-02-05 | 2019-05-21 | 苏州钜立智能***有限公司 | Elevator operation monitoring method based on color identification technology |
| CN108275538A (en) * | 2018-04-04 | 2018-07-13 | 浙江蒂尔森电梯有限公司 | A kind of express elevator safety tongs |
| CN116081426A (en) * | 2023-02-07 | 2023-05-09 | 苏州弗朗茨智能电梯有限公司 | Household elevator capable of preventing children from jumping |
| CN116081426B (en) * | 2023-02-07 | 2023-12-19 | 苏州弗朗茨智能电梯有限公司 | Household elevator capable of preventing children from jumping |
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Application publication date: 20170222 |