CN103318732A - Rope detection device and rope detection method both for elevators - Google Patents
Rope detection device and rope detection method both for elevators Download PDFInfo
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- CN103318732A CN103318732A CN2013102738932A CN201310273893A CN103318732A CN 103318732 A CN103318732 A CN 103318732A CN 2013102738932 A CN2013102738932 A CN 2013102738932A CN 201310273893 A CN201310273893 A CN 201310273893A CN 103318732 A CN103318732 A CN 103318732A
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000006073 displacement reaction Methods 0.000 claims abstract description 29
- 239000003550 marker Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000005489 elastic deformation Effects 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a rope detection device for elevators. The rope detection device comprises a hook, a shell connected with the hook, a handle connected with the shell, and an electric system, the hook is connected with a rope, the electric system comprises a displacement sensor, a force sensor and a marker, an input device outputs acquired information to a calculator, the calculator outputs calculation results to a comparator, the comparator is used for comparing the acquired information with a threshold value and outputs comparison results to an output device. The invention further discloses a rope detection method for the elevators. The method includes the following steps: connecting detection equipment with the rope; loading external force on the detection equipment to enable the rope to be loaded; measuring displacement between the rope under a rated load and a fixed reference; calculating elastic deformation amount and actual position change of the rope; comparing the actual position change of the rope with the threshold value and outputting results. The rope detection device is simple in structure, detection accuracy is improved, and calculation amount is reduced.
Description
Technical field
The present invention relates to a kind of detecting device and method of inspection, relate in particular to a kind of to detecting device and the method for inspection of lifting lift car with rope.
Background technology
The elevator traction rope uses steel rope usually, and it is widely used in the elevator hoistways, and its state directly has influence on the safe operation of elevator.Owing to being in the state of tightening friction with elevator rope pulley during traction rope work always, therefore will there be inevitably the hidden danger of fracture, and because other safety misadventures that different steel wire tensioning power differences cause.Before traction rope fracture, in various degree burr phenomena or other failure modes can appear usually, and in this case, the disconnected mechanical property of traction rope will variation, easily causes safety misadventure.And existing detection means or be artificial by visual periodic inspection, but this means poor effect, examined personnel's sense of responsibility and technical merit impact are larger.There are again patent CN 102602759 .A to disclose a kind of elevator rope potential safety hazard automatic testing method, draw burr situation on the hoist ropes by detecting hoist ropes at the projected image under the light source, thereby judge the fracture potential safety hazard of elevator rope.This kind method can only detect the burr situation on the elevator rope, and can't detect the tensioning degree of rope.
Summary of the invention
The present invention the invention provides a kind of Riata for elevator detecting device and method of inspection in order to solve the problem that relates in the background technology.
The invention provides a kind of Riata for elevator detecting device, this elevator has two of rope track adjusting wheels, all be wound with the rope be used to the lift car of slinging on described two rope track adjusting wheels, described detecting device comprises hook, the housing that links to each other with described hook, the handle and the electric system that link to each other with described housing, described hook links to each other with rope, and described handle is used for applying external force so that hook can drag rope makes it stressed deforms; Described electric system comprises displacement pickup, power sensor and concentrator marker, described displacement pickup for detection of the displacement between rope and the fixed reference and with this communication to concentrator marker, described power sensor is for detection of the upper externally applied forces size of handle and this numerical value is transferred to concentrator marker, described concentrator marker is used for the information that sign receives from displacement pickup and power sensor and transmits it to input media, described input media with the gained information output to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values are compared, and described comparator exports comparative result to output unit.
As of the present invention a kind of preferred, described electric system also comprises recording device, and described recording device is used for the result of the information of record input media input and comparator output and recording a demerit of exporting on the comparator transferred to output unit.
As of the present invention a kind of preferred, described electric system also comprises restorer.
As of the present invention a kind of preferred, described output unit is liquid crystal indicator or type printer.
The present invention also provides a kind of Riata for elevator method of inspection, may further comprise the steps,
One, check implement is linked to each other with the section rope;
Two, load external force so that the rope stand under load at check implement;
Three, measure the displacement between the rope and fixed reference under rated load;
Four, calculate the elastic deformation amount that rope occurs under the load in described step 3, the displacement gauge that detects in conjunction with this elastic deformation amount and step 3 is calculated actual position and is changed;
Five, compare and Output rusults with threshold values according to the rope actual position variation that calculates in the step 4.
As of the present invention a kind of preferred, adopt the infrared type displacement pickup to detect the rope stand under load in the described step 3 and the displacement that occurs.
As of the present invention a kind of preferred, load is 1-300N in the described step 2.
Structure of the detecting device of the present invention is simple, measures accurately; Use method of inspection provided by the invention, improved detection accuracy, reduced operand, improved accuracy of detection.
Description of drawings
Fig. 1 is that detecting device is installed in elevator device in the present embodiment;
Fig. 2 is the structured flowchart of detecting device electric system;
Fig. 3 is the FB(flow block) of method of inspection.
The specific embodiment
The invention will be further described with embodiment below in conjunction with accompanying drawing.
As shown in Figures 1 to 4, a kind of Riata for elevator detecting device, this elevator has two of rope track adjusting wheels, all be wound with the rope be used to the lift car of slinging on described two rope track adjusting wheels, described detecting device comprises hook 1, the housing 2 that links to each other with described hook 1, handle 3 and the electric system that links to each other with described housing 2, described hook 1 links to each other with rope, and described handle 3 is used for applying external force so that link up with 1 and can drag rope make it stressed and deform; Described electric system comprises displacement pickup, power sensor and concentrator marker, described sensor for detection of the displacement between rope and the fixed reference and with this communication to concentrator marker, described power sensor is for detection of externally applied forces size on the handle 3 and this numerical value is transferred to concentrator marker, described concentrator marker is used for the information that sign receives from displacement pickup and power sensor and transmits it to input media, described input media with the gained information output to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values are compared, and described comparator exports comparative result to output unit.Described electric system also comprises recording device, and described recording device is used for the result of the information of record input media input and comparator output and recording a demerit of exporting on the comparator transferred to output unit.Described electric system also comprises restorer.Described output unit is liquid crystal indicator or type printer.
A kind of Riata for elevator method of inspection may further comprise the steps,
One, check implement is linked to each other with the section rope;
Two, load external force so that the rope stand under load at check implement;
Three, measure the displacement between the rope and fixed reference under rated load;
Four, calculate the elastic deformation amount that rope occurs under the load in described step 3, the displacement gauge that detects in conjunction with this elastic deformation amount and step 3 is calculated actual position and is changed;
Five, compare and Output rusults with threshold values according to the rope actual position variation that calculates in the step 4.
The displacement of adopting the infrared type displacement pickup to detect the rope stand under load in the described step 3 and occuring.
Load is 1-300N in the described step 2.
Rope detecting apparatus of the present invention can for detection of the tensioning degree of many ropes, only need the repetitive operation above-mentioned steps to get final product.The present invention can also add a load setting module, by the size of load value in the quantitative module is set, can be so that displacement pickup detect the change in displacement under current load, and the tensioning degree of the different ropes of convenient experiment contrast.This load setting module can link to each other with the power sensor with displacement pickup, the signal of the size of the power that the real-time reception sensor transmissions of load setting module is come, when the power sensor detects magnitude of load for setting load, the load setting module sends signal so that displacement pickup records current distortion, and transmits it to calculator and calculate.
Above explanation only is explanation of the invention, so that complete enforcement this programme of those of ordinary skills' energy, but be not limitation of the present invention, those skilled in the art can make the modification that does not have creative contribution to the present embodiment as required after reading this specification sheets, these all are not creative modifications.But as long as in claim scope of the present invention, all be subject to the protection of patent law.
Claims (7)
1. Riata for elevator detecting device, this elevator has two of rope track adjusting wheels, all is wound with the rope be used to the lift car of slinging on described two rope track adjusting wheels, it is characterized in that:
Described detecting device comprises hook (1), the housing (2) that links to each other with described hook (1), the handle (3) and the electric system that link to each other with described housing (2), described hook (1) links to each other with rope, and described handle (3) is used for applying external force so that hook (1) can drag rope makes it stressed deforms;
Described electric system comprises displacement pickup, power sensor and concentrator marker, described displacement pickup for detection of the displacement between rope and the fixed reference and with this communication to concentrator marker, described power sensor is for detection of the upper externally applied forces size of handle (3) and this numerical value is transferred to concentrator marker, described concentrator marker is used for the information that sign receives from displacement pickup and power sensor and transmits it to input media, described input media with the gained information output to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values are compared, and described comparator exports comparative result to output unit.
2. a kind of Riata for elevator detecting device according to claim 1 is characterized in that:
Described electric system also comprises recording device, and described recording device is used for the result of the information of record input media input and comparator output and recording a demerit of exporting on the comparator transferred to output unit.
3. a kind of Riata for elevator detecting device according to claim 2 is characterized in that:
Described electric system also comprises restorer.
4. a kind of Riata for elevator detecting device according to claim 3 is characterized in that:
Described output unit is liquid crystal indicator or type printer.
5. Riata for elevator method of inspection is characterized in that: may further comprise the steps,
One, check implement is linked to each other with the section rope;
Two, load external force so that the rope stand under load at check implement;
Three, measure the displacement between the rope and fixed reference under rated load;
Four, calculate the elastic deformation amount that rope occurs under the load in described step 3, the displacement gauge that detects in conjunction with this elastic deformation amount and step 3 is calculated actual position and is changed;
Five, compare and Output rusults with threshold values according to the rope actual position variation that calculates in the step 4.
6. a kind of Riata for elevator method of inspection according to claim 5 is characterized in that:
The displacement of adopting the infrared type displacement pickup to detect the rope stand under load in the described step 3 and occuring.
7. a kind of Riata for elevator method of inspection according to claim 6 is characterized in that:
Load is 1-300N in the described step 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310273893.2A CN103318732B (en) | 2013-07-02 | 2013-07-02 | Rope detection device and rope detection method both for elevators |
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| CN201310273893.2A CN103318732B (en) | 2013-07-02 | 2013-07-02 | Rope detection device and rope detection method both for elevators |
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| CN103318732A true CN103318732A (en) | 2013-09-25 |
| CN103318732B CN103318732B (en) | 2015-07-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523457A (en) * | 2015-12-08 | 2016-04-27 | 广州日滨科技发展有限公司 | Elevator weighting method and device |
| CN110884978A (en) * | 2019-11-28 | 2020-03-17 | 中北大学 | Device and method for testing tension of steel wire rope of mining friction type elevator |
| CN114604713A (en) * | 2022-02-18 | 2022-06-10 | 浙江省特种设备科学研究院 | Rope detection device for elevator lifting and pulling force detection method |
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| JPH0972801A (en) * | 1995-09-01 | 1997-03-18 | Mitsubishi Denki Bill Techno Service Kk | Tension measuring apparatus for rope |
| JP2000275124A (en) * | 1999-03-26 | 2000-10-06 | Nec Yamagata Ltd | Tension gage |
| CN2560932Y (en) * | 2002-05-16 | 2003-07-16 | 傅建俊 | Elevator dragging wire rope bearing-force difference dynamometer |
| CN2612951Y (en) * | 2003-04-09 | 2004-04-21 | 辽宁石油化工大学 | Intelligent elevator wire rope detecting instrument |
| CN101113931A (en) * | 2007-08-31 | 2008-01-30 | 长安大学 | Prestressed cable tension tester |
| JP2010066237A (en) * | 2008-09-12 | 2010-03-25 | Toshiba Elevator Co Ltd | Tool for measuring rope tension |
| CN203359729U (en) * | 2013-07-02 | 2013-12-25 | 茆海洋 | Rope detection device for elevator |
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2013
- 2013-07-02 CN CN201310273893.2A patent/CN103318732B/en active Active
Patent Citations (7)
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|---|---|---|---|---|
| JPH0972801A (en) * | 1995-09-01 | 1997-03-18 | Mitsubishi Denki Bill Techno Service Kk | Tension measuring apparatus for rope |
| JP2000275124A (en) * | 1999-03-26 | 2000-10-06 | Nec Yamagata Ltd | Tension gage |
| CN2560932Y (en) * | 2002-05-16 | 2003-07-16 | 傅建俊 | Elevator dragging wire rope bearing-force difference dynamometer |
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| CN101113931A (en) * | 2007-08-31 | 2008-01-30 | 长安大学 | Prestressed cable tension tester |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523457A (en) * | 2015-12-08 | 2016-04-27 | 广州日滨科技发展有限公司 | Elevator weighting method and device |
| CN105523457B (en) * | 2015-12-08 | 2017-12-01 | 广州日滨科技发展有限公司 | A kind of elevator weighing method and weighing device |
| CN110884978A (en) * | 2019-11-28 | 2020-03-17 | 中北大学 | Device and method for testing tension of steel wire rope of mining friction type elevator |
| CN110884978B (en) * | 2019-11-28 | 2021-01-19 | 中北大学 | Device and method for testing tension of steel wire rope of mining friction type elevator |
| CN114604713A (en) * | 2022-02-18 | 2022-06-10 | 浙江省特种设备科学研究院 | Rope detection device for elevator lifting and pulling force detection method |
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Effective date of registration: 20181123 Address after: 242200 A, block 2301-2302, fortune mansion, Peach Town, Guangde, Xuancheng, Anhui Patentee after: Guangde fan Tek Information Consulting Co., Ltd. Address before: 313000 Xingjiadu No. 3, Yushan Village, Balidian Town, Wuxing District, Huzhou City, Zhejiang Province Patentee before: Mao Haiyang |
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Effective date of registration: 20190515 Address after: 233000 Yuhui District, Bengbu City, Anhui Province, No. 1750 Shengli West Road, No. 316 Pioneering Building, Huineng Small and Micro Enterprise Pioneering Center Patentee after: Bengbu Dingrong Science and Technology Information Consulting Co., Ltd. Address before: 242200 A, block 2301-2302, fortune mansion, Peach Town, Guangde, Xuancheng, Anhui Patentee before: Guangde fan Tek Information Consulting Co., Ltd. |
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Effective date of registration: 20201201 Address after: NO.666 and no.668, Chenzhuang West Road, Jiangyan Economic Development Zone, Taizhou City, Jiangsu Province Patentee after: JIANGSU SHENWANG GROUP WIRE ROPE Co.,Ltd. Address before: 233000 Yuhui District, Bengbu City, Anhui Province, No. 1750 Shengli West Road, No. 316 Pioneering Building, Huineng Small and Micro Enterprise Pioneering Center Patentee before: BENGBU DINGRONG TECHNOLOGY INFORMATION CONSULTING Co.,Ltd. |
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