CN101665200B - Automatic cabin uneven loading detection and compensation device and compensation method thereof - Google Patents
Automatic cabin uneven loading detection and compensation device and compensation method thereof Download PDFInfo
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- CN101665200B CN101665200B CN2009101924720A CN200910192472A CN101665200B CN 101665200 B CN101665200 B CN 101665200B CN 2009101924720 A CN2009101924720 A CN 2009101924720A CN 200910192472 A CN200910192472 A CN 200910192472A CN 101665200 B CN101665200 B CN 101665200B
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- elevator
- unbalance loading
- compensation
- cabin
- slide block
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Abstract
The invention relates to an automatic cabin uneven loading detection and compensation device and a compensation method thereof. The device comprises a piezo electric sensor arranged on guide shoes of an elevator cabin. The piezo electric sensor is connected with a computer by a charge amplifier, a low-pass filter and a collecting card in sequence; the output end of the computer is connected with a stepping motor arranged below an elevator cabin frame; a balancing track is arranged below the elevator cabin frame and a balancing sliding block is arranged on the balancing track; the output end of the stepping motor is connected with the balancing sliding block in a transmission manner; the piezo electric sensor converts an uneven loading signal detected on the guide shoes into an electric signal which is input into the computer; the computer obtains the loading bearing status of each guide shoe by analysis and determines the uneven loading degree of the cabin; and during the stopping period of each floor of an elevator and the closing period of a cabin door, the compensation device is used for realizing automatic compensation adjustment of cabin uneven loading so as to ensure the comfort of the running of the elevator. The device has simple and reasonable structure and has safe, reliable, automatic and convenient use, thus being a device capable of being widely applied to the uneven loading compensation of the elevator cabin.
Description
Technical field
The present invention relates to a kind of technology that unbalance loading is detected automatically and compensates, especially a kind of car unbalance loading that is used on the elevator detects the device and the compensation method thereof of compensation automatically.
Background technology
Elevator is the indispensable means of delivery of daily life, and the quality and safety of elevator also is the focus that people pay close attention to, and wherein detection aspect the safe in operation when elevator is worked and guarantee seem particularly important.Its fortune of deadweight centre distance of elevator is hung the position and is existed certain eccentric, and the distribution of load that elevator transports also comparatively at random, can make elevator when operation, be in the eccentrically loaded state that bears like this, thereby make leading between boots and the guide rail of elevator just can produce friction because of discontinuity, under this state, work for a long time, elevator just can produce vibration because of the friction of leading between boots and the guide rail, noise, and the wearing and tearing of lift facility have been accelerated, elevator speed is high more, wear phenomenon is serious more, may cause the damage of equipment like this, even produce dangerous.At present more common solution overcomes vibrations and wearing and tearing that unbalance loading produces for adopting magnetic levitation technology, yet adopt magnetic levitation technology to involve great expense, the cost height, be unfavorable for promoting with universal, and under the situation of unbalance loading, how elevator carries out automatic compensation, and industry still belongs to blank to this research at present.
Summary of the invention
The object of the present invention is to provide a kind of safe and reliable, effective lift car unbalance loading to detect compensating device and method thereof automatically.
The technical scheme that the present invention is adopted for its technical matters of solution is:
The car unbalance loading detects compensating device automatically, comprise the piezoelectric transducer on the boots of leading that is installed on lift car, piezoelectric transducer is connected computing machine by charge amplifier, low-pass filter with capture card successively, described fanout is connected in the stepping motor of elevator car frame below, below elevator car frame, be provided with equilibrium orbit, equilibrium orbit is provided with balance slide block, and described stepping motor mouth and described balance slide block are in transmission connection.
The car unbalance loading detects the unbalance loading method of compensation of compensating device automatically, may further comprise the steps:
Step 1 is installed on each piezoelectric transducer of leading on the boots and is subjected to this offset loading force effect of leading boots to produce electric signal respectively, and this electric signal is successively by being input to computing machine by capture card after charge amplifier amplification, the low-pass filter filtering;
Step 3, computing machine be according to analysis result, and control step electric motor starting command adapted thereto carries out forward or reverse and advances on equilibrium orbit with the control balance slide block or retreat, with the unbalance loading of the position balance elevator by balance slide block.
The invention has the beneficial effects as follows: piezoelectric transducer will be led on the boots detected offset loading force signal and is converted to electric signal and be input to computing machine, draw each stressing conditions of leading boots, determine the unbalance loading degree of car by Computer Analysis, utilize the lockup section of elevator at the length of the halt and the gate of every stop, realize the automatic compensation of car unbalance loading is regulated by compensating device, ensure the traveling comfort of the operation of elevator; The present invention is simple and reasonable, safe and reliable, convenient automatically, is a kind of apparatus and method that are widely used in the compensation of lift car unbalance loading.
Description of drawings
Further specify below in conjunction with the drawings and specific embodiments:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a system architecture diagram of the present invention.
The specific embodiment
With reference to Fig. 1～Fig. 2, car unbalance loading of the present invention detects compensating device automatically, comprise the piezoelectric transducer 31 on the boots 2 of leading that is installed on lift car 11, piezoelectric transducer 31 is connected computing machine 4 by charge amplifier 32, low-pass filter 33 with capture card 34 successively, described computing machine 4 mouths are connected in the stepping motor 5 of elevator car frame 12 belows, below elevator car frame 12, be provided with equilibrium orbit 61, equilibrium orbit 61 is provided with balance slide block 62, and described stepping motor 5 mouths and described balance slide block 62 are in transmission connection.Present lift car 11 generally is provided with four and leads boots 2 and cooperate with guide rail, the present invention leads at four and piezoelectric transducer 31 is set respectively on the boots 2 detects the pressure of leading boots 2, to produce electric signal output, charge amplifier 32 amplifies the electric signal of piezoelectric transducer 31, and obtain appropriate signal by low-pass filter 33 filtering, and be transferred to computing machine 4 by capture card 34 collection and unify to handle, computing machine 4 is controlled 62 pairs of elevators of balance slide block by result and is carried out the unbalance loading compensation.
As preferred implementation of the present invention, described stepping motor 5 mouths are connected with the drive screw 63 parallel with equilibrium orbit 61, described drive screw 63 is threaded with balance slide block 62, stepping motor 5 is controlled the position of balance slide block 62 on equilibrium orbit 61 by drive screw 63, make simple and reasonable, and be convenient to the position of equilibrium establishment slide block 62 and the one-to-one relationship of lift car 11 offset loading forces, when being provided with, only need be divided into some segments to balance guide rail 61, and the size of the offset loading force when noting balance slide block 62 and being positioned on each segment, promptly set up the one-to-one relationship of balance slide block 62 displacements and car 11 offset loading forces, stepping motor 5 rotating speeds are certain simultaneously, through hole control step motor 5 rotation times are the displacement of adjustable and balancing slide block 62 just, thereby adjusts unbalance loading.
And as preferred implementation, described elevator car frame 12 below bilateral symmetry are provided with permanent seat 7, described equilibrium orbit 61 and drive screw 63 two ends are installed on respectively on the both sides permanent seat 7, one end of described drive screw 63 passes this side permanent seat 7 and is connected with stepping motor 5, can make structure more reasonable by permanent seat 7 unified assemblings of elevator car frame 12 belows like this.
On basis based on said apparatus, the invention provides the unbalance loading method of compensation that a kind of car unbalance loading detects compensating device automatically, may further comprise the steps:
Step 1 is installed on each piezoelectric transducer 31 of leading on the boots 2 and is subjected to this offset loading force effect of leading boots 2 to produce electric signal respectively, and this electric signal is successively by being input to computing machine 4 by capture card 34 after charge amplifier 32 amplifications, low-pass filter 33 filtering;
Step 3, computing machine 4 be according to analysis result, and control step motor 5 starts command adapted theretos, carries out forward or reverse and advance on equilibrium orbit 61 with control balance slide block 62 or retreat, with the unbalance loading of the position balance elevator by balance slide block 62.
The present invention is rational in infrastructure, safe in utilization, convenient automatically, is a kind of device that is widely used in the compensation of lift car unbalance loading.
Claims (4)
1. the car unbalance loading detects compensating device automatically, it is characterized in that comprising the piezoelectric transducer (31) on the boots (2) of leading that is installed on lift car (11), piezoelectric transducer (31) is successively by charge amplifier (32), low-pass filter (33) is connected computing machine (4) with capture card (34), described computing machine (4) mouth is connected in the stepping motor (5) of elevator car frame (12) below, be provided with equilibrium orbit (61) in elevator car frame (12) below, equilibrium orbit (61) is provided with balance slide block (62), and described stepping motor (5) mouth and described balance slide block (62) are in transmission connection.
2. car unbalance loading according to claim 1 detects compensating device automatically, it is characterized in that described stepping motor (5) mouth is connected with the drive screw (63) parallel with equilibrium orbit (61), described drive screw (63) is threaded with balance slide block (62).
3. car unbalance loading according to claim 2 detects compensating device automatically, it is characterized in that described elevator car frame (12) below bilateral symmetry is provided with permanent seat (7), described equilibrium orbit (61) and drive screw (63) two ends are installed on respectively on the both sides permanent seat (7), and an end of described drive screw (63) passes this side permanent seat (7) and is connected with stepping motor (5).
4. car unbalance loading as claimed in claim 1 detects the compensation method of compensating device automatically, it is characterized in that may further comprise the steps:
Step 1, be installed on each piezoelectric transducer (31) of leading on the boots (2) and be subjected to this offset loading force effect of leading boots (2) to produce electric signal respectively, this electric signal is successively by being input to computing machine (4) by capture card (34) after charge amplifier (32) amplification, low-pass filter (33) filtering;
Step 2, computing machine (4) compares and calculates the electric signal of each piezoelectric transducer (31) input, analyzes the unbalance loading direction and the unbalance loading degree of lift car (11);
Step 3, computing machine (4) is according to analysis result, control step motor (5) starts command adapted thereto, carries out forward or reverse and advances on equilibrium orbit (61) with control balance slide block (62) or retreat, with the unbalance loading of the position balance elevator by balance slide block (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101924720A CN101665200B (en) | 2009-09-18 | 2009-09-18 | Automatic cabin uneven loading detection and compensation device and compensation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101924720A CN101665200B (en) | 2009-09-18 | 2009-09-18 | Automatic cabin uneven loading detection and compensation device and compensation method thereof |
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| CN101665200A CN101665200A (en) | 2010-03-10 |
| CN101665200B true CN101665200B (en) | 2011-09-14 |
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| CN2009101924720A Expired - Fee Related CN101665200B (en) | 2009-09-18 | 2009-09-18 | Automatic cabin uneven loading detection and compensation device and compensation method thereof |
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| CN102097987B (en) * | 2011-02-18 | 2012-11-14 | 哈尔滨工业大学 | Method for compensating starting torque of weighting sensor-free elevator traction permanent magnet synchronous motor |
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| CN104891316A (en) * | 2015-05-29 | 2015-09-09 | 江南嘉捷电梯股份有限公司 | Elevator balance weight device |
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| CN108147257B (en) * | 2017-12-26 | 2019-12-31 | 杭州西奥电梯有限公司 | Attitude control system of elevator car |
| CN111230863B (en) * | 2020-01-11 | 2022-12-06 | 珠海格力智能装备有限公司 | Guide rail positioning mechanism, method and device, storage medium and guide rail positioning equipment |
| CN112247205B (en) * | 2020-07-29 | 2022-06-10 | 南京理工大学 | Gun drill for deep hole machining based on piezoceramic material deviation correction and deviation correction method |
| CN112623897B (en) * | 2020-12-15 | 2022-08-09 | 宁波宏大电梯有限公司 | Intelligent superspeed elevator |
| CN113353760A (en) * | 2021-05-31 | 2021-09-07 | 三菱电机上海机电电梯有限公司 | Car balance adjustment auxiliary fixtures |
| CN113353769A (en) * | 2021-07-07 | 2021-09-07 | 合肥学院 | Same-side loading and unloading skip bucket capable of automatically adjusting unbalance loading balance weight |
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| CN2039685U (en) * | 1988-12-15 | 1989-06-21 | 王继校 | Measuring and controlling system for quantitative loading |
| CN2205820Y (en) * | 1994-06-04 | 1995-08-23 | 上海市电气自动化研究所 | Automatic apparatus for correcting and testing elevator load |
| CN2303821Y (en) * | 1997-02-27 | 1999-01-13 | 薛树森 | Intelligent elevator-load controlling instrument |
| JP2004210470A (en) * | 2002-12-27 | 2004-07-29 | Toshiba Elevator Co Ltd | Passenger detecting device inside elevator cage |
| CN201010395Y (en) * | 2007-01-31 | 2008-01-23 | 秦皇岛开发区前景光电技术有限公司 | Elevator load indicating and controlling instrument with CAN bus communication function |
| JP2008162782A (en) * | 2006-12-28 | 2008-07-17 | Toshiba Elevator Co Ltd | Overbalance adjusting method for elevator |
| CN201545569U (en) * | 2009-09-18 | 2010-08-11 | 广东台日电梯有限公司 | Lift car deflected load automatic detection compensation device |
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2009
- 2009-09-18 CN CN2009101924720A patent/CN101665200B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2039685U (en) * | 1988-12-15 | 1989-06-21 | 王继校 | Measuring and controlling system for quantitative loading |
| CN2205820Y (en) * | 1994-06-04 | 1995-08-23 | 上海市电气自动化研究所 | Automatic apparatus for correcting and testing elevator load |
| CN2303821Y (en) * | 1997-02-27 | 1999-01-13 | 薛树森 | Intelligent elevator-load controlling instrument |
| JP2004210470A (en) * | 2002-12-27 | 2004-07-29 | Toshiba Elevator Co Ltd | Passenger detecting device inside elevator cage |
| JP2008162782A (en) * | 2006-12-28 | 2008-07-17 | Toshiba Elevator Co Ltd | Overbalance adjusting method for elevator |
| CN201010395Y (en) * | 2007-01-31 | 2008-01-23 | 秦皇岛开发区前景光电技术有限公司 | Elevator load indicating and controlling instrument with CAN bus communication function |
| CN201545569U (en) * | 2009-09-18 | 2010-08-11 | 广东台日电梯有限公司 | Lift car deflected load automatic detection compensation device |
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| CN101665200A (en) | 2010-03-10 |
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