CN103318732B - 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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- CN103318732B CN103318732B CN201310273893.2A CN201310273893A CN103318732B CN 103318732 B CN103318732 B CN 103318732B CN 201310273893 A CN201310273893 A CN 201310273893A CN 103318732 B CN103318732 B CN 103318732B
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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, particularly relate to a kind of detecting device to lifting lift car rope and method of inspection.
Background technology
Elevator traction rope uses steel rope usually, and it is widely used in elevator hoistways, and its state directly has influence on the safe operation of elevator.Owing to being in the state tightening friction with elevator rope pulley when traction rope works always, therefore inevitably will the hidden danger of fracture be there is, and other safety misadventures caused because different steel wire tensioning power is different.Before traction rope fracture, usually there will be burr phenomena in various degree or other failure modes, in this case, the mechanical property that traction rope is broken will be deteriorated, and 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 larger.There is again patent CN 102602759 .A to disclose a kind of elevator rope potential safety hazard automatic testing method, drawn the burr situation on hoist ropes by the projected image of detection hoist ropes under light source, thus judge the fracture safe hidden danger of elevator rope.This kind of method can only detect the burr situation on elevator rope, and cannot detect the tensioning degree of rope.
Summary of the invention
The present invention, in order to solve the problem related in background technology, the invention provides a kind of Riata for elevator detecting device and method of inspection.
The invention provides a kind of Riata for elevator detecting device, this elevator has rope track adjusting wheel two, described two rope track adjusting wheels are all wound with the rope for lift car of slinging, described detecting device comprises hook, the housing be connected with described hook, the handle be connected with described housing and electric system, described hook is connected with rope, and described handle makes hook can make it stressed and deform by drag rope for applying external force, described electric system comprises displacement pickup, force snesor and concentrator marker, institute's displacement sensors is for detecting displacement between rope and fixed reference and by this information transmission to concentrator marker, described force snesor is for detecting the upper externally applied forces size of handle and by this data transfer to concentrator marker, described concentrator marker is for identifying the information that receives from displacement pickup and force snesor and transmitting it to input media, described input media exports gained information to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values to compare, described comparator exports comparative result to output unit.
Preferred as one of the present invention, described electric system also comprises recording device, and the result that comparator exports also is transferred to output unit by the result that described recording device exports for the information and comparator recording input media input.
Preferred as one of the present invention, described electric system also comprises restorer.
Preferred as one of the present invention, described output unit is liquid crystal indicator or type printer.
Present invention also offers a kind of Riata for elevator method of inspection, comprise the following steps,
One, check implement is connected with section rope;
Two, on check implement, load external force and make rope stand under load;
Three, the displacement under rated load between rope and fixed reference is measured;
Four, calculate the elastic deformation amount that rope occurs under load in described step 3, the displacement gauge detected in conjunction with this elastic deformation amount and step 3 calculates actual position change;
Five, compare and Output rusults with threshold values according to the rope actual position change calculated in step 4.
Preferred as one of the present invention, adopt infrared type displacement pickup to detect rope stand under load in described step 3 and the displacement that occurs.
Preferred as one of the present invention, in described step 2, load is 1-300N.
Structure of the detecting device of the present invention is simple, measures accurately; Apply method of inspection provided by the invention, improve detection accuracy, reduce operand, improve accuracy of detection.
Accompanying drawing explanation
Fig. 1 is that in the present embodiment, detecting device is arranged on elevator device;
Fig. 2 is the structured flowchart of detecting device electric system;
Fig. 3 is the FB(flow block) of method of inspection.
Detailed description of the invention
Below in conjunction with accompanying drawing, with embodiment, the invention will be further described.
As shown in Figures 1 to 3, a kind of Riata for elevator detecting device, this elevator has rope track adjusting wheel two, described two rope track adjusting wheels are all wound with the rope for lift car of slinging, described detecting device comprises hook 1, the housing 2 be connected with described hook 1, the handle 3 be connected with described housing 2 and electric system, described hook 1 is connected with rope, and described handle 3 makes hook 1 can make it stressed and deform by drag rope for applying external force, described electric system comprises displacement pickup, force snesor and concentrator marker, described sensor is for detecting displacement between rope and fixed reference and by this information transmission to concentrator marker, described force snesor is for detecting externally applied forces size on handle 3 and by this data transfer to concentrator marker, described concentrator marker is for identifying the information that receives from displacement pickup and force snesor and transmitting it to input media, described input media exports gained information to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values to compare, described comparator exports comparative result to output unit.Described electric system also comprises recording device, described recording device for record input media input information and comparator export result and the result that comparator exports is 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, comprises the following steps,
One, check implement is connected with section rope;
Two, on check implement, load external force and make rope stand under load;
Three, the displacement under rated load between rope and fixed reference is measured;
Four, calculate the elastic deformation amount that rope occurs under load in described step 3, the displacement gauge detected in conjunction with this elastic deformation amount and step 3 calculates actual position change;
Five, compare and Output rusults with threshold values according to the rope actual position change calculated in step 4.
Infrared type displacement pickup is adopted to detect rope stand under load and the displacement that occurs in described step 3.
In described step 2, load is 1-300N.
Rope detecting apparatus of the present invention may be used for the tensioning degree detecting many ropes, only need repeat above-mentioned steps.The present invention can also add a load setting module, by arranging the size of load value in quantitative module, displacement pickup can be made to detect the change in displacement under current load, facilitating the tensioning degree of the different rope of Experimental comparison.This load setting module can be connected with force snesor with displacement pickup, the signal of the size of the power that the transmission of load setting module real-time reception force snesor comes, when force snesor detects that magnitude of load is setting load, load setting module sends signal and makes the current distortion of displacement pickup record, and transmits it to calculator and calculate.
More than illustrate it is only explanation of the invention, those of ordinary skill in the art's can completely is made to implement this programme, but be not limitation of the present invention, those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this specification sheets, and these are all not creative amendments.As long as but be all subject to the protection of patent law in right of the present invention.
Claims (7)
1. a Riata for elevator detecting device, this elevator has rope track adjusting wheel two, described two rope track adjusting wheels is all wound with the rope for lift car of slinging, it is characterized in that:
Described detecting device comprises hook (1), the housing (2) be connected with described hook (1), the handle (3) be connected with described housing (2) and electric system, described hook (1) is connected with rope, and described handle (3) makes hook (1) can make it stressed and deform by drag rope for applying external force;
Described electric system comprises displacement pickup, force snesor and concentrator marker, institute's displacement sensors is for detecting displacement between rope and fixed reference and by this information transmission to concentrator marker, described force snesor is for detecting the upper externally applied forces size of handle (3) and by this data transfer to concentrator marker, described concentrator marker is for identifying the information that receives from displacement pickup and force snesor and transmitting it to input media, described input media exports gained information to calculator, described calculator exports result of calculation to comparator, described comparator is used for gained information and threshold values to compare, 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, described recording device for record input media input information and comparator export result and the result that comparator exports is 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. a Riata for elevator method of inspection, is characterized in that: comprise the following steps,
One, check implement is connected with section rope;
Two, on check implement, load external force and make rope stand under load;
Three, the displacement under rated load between rope and fixed reference is measured;
Four, calculate the elastic deformation amount that rope occurs under load in described step 3, the displacement gauge detected in conjunction with this elastic deformation amount and step 3 calculates actual position change;
Five, compare and Output rusults with threshold values according to the rope actual position change calculated in step 4.
6. a kind of Riata for elevator method of inspection according to claim 5, is characterized in that:
Infrared type displacement pickup is adopted to detect rope stand under load and the displacement that occurs in described step 3.
7. a kind of Riata for elevator method of inspection according to claim 6, is characterized in that:
In described step 2, load is 1-300N.
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| 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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| 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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| CN103318732A CN103318732A (en) | 2013-09-25 |
| CN103318732B true CN103318732B (en) | 2015-07-01 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN203359729U (en) * | 2013-07-02 | 2013-12-25 | 茆海洋 | Rope detection device for elevator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0972801A (en) * | 1995-09-01 | 1997-03-18 | Mitsubishi Denki Bill Techno Service Kk | Tension measuring apparatus for rope |
| JP3190906B2 (en) * | 1999-03-26 | 2001-07-23 | 山形日本電気株式会社 | Tension gauge |
| JP2010066237A (en) * | 2008-09-12 | 2010-03-25 | Toshiba Elevator Co Ltd | Tool for measuring rope tension |
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2013
- 2013-07-02 CN CN201310273893.2A patent/CN103318732B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN203359729U (en) * | 2013-07-02 | 2013-12-25 | 茆海洋 | Rope detection device for elevator |
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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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