CN108981891B - Wire breakage detection system and method for steel wire rope - Google Patents
Wire breakage detection system and method for steel wire rope Download PDFInfo
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- CN108981891B CN108981891B CN201811103922.XA CN201811103922A CN108981891B CN 108981891 B CN108981891 B CN 108981891B CN 201811103922 A CN201811103922 A CN 201811103922A CN 108981891 B CN108981891 B CN 108981891B
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- 238000001514 detection method Methods 0.000 title claims abstract description 66
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 39
- 239000010959 steel Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 23
- 238000004458 analytical method Methods 0.000 claims description 22
- 230000005236 sound signal Effects 0.000 claims description 18
- 238000004422 calculation algorithm Methods 0.000 claims description 15
- 239000000919 ceramic Substances 0.000 claims description 13
- 230000000007 visual effect Effects 0.000 claims description 9
- 238000007405 data analysis Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000004590 computer program Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Alarm Systems (AREA)
Abstract
The invention relates to a wire breakage detection system and method for a steel wire rope, comprising the following steps: wire rope, set up a plurality of broken wire alarms on the wire rope, the system still includes: the system comprises a local detection terminal, a remote detection terminal, a cloud server and an intelligent terminal, wherein the local detection terminal and the cloud server are respectively in communication connection with the wire breakage alarm instrument, and the remote detection terminal and the intelligent terminal are respectively in communication connection with the cloud server; according to the invention, the plurality of wire breakage alarm devices are arranged on the steel wire rope, so that the wire breakage information of the steel wire rope is collected, and further, an alarm signal is sent to a worker according to the state of the steel wire rope, so that the wire breakage information of the steel wire rope can be provided for the worker at the first time, and the wire breakage accident of the steel wire rope is prevented.
Description
Technical Field
The invention belongs to the technical field of detection of steel wire ropes, and particularly relates to a steel wire rope broken wire detection system and method.
Background
In steel cable bridge (suspension bridge, cable-stayed bridge, etc.) structures, steel cables are the main load bearing members. In the operation of ports and piers or some hoisting machines, steel wire ropes are used as an engineering load-bearing member and are widely used in lifting, traction or hoisting equipment.
In the related art, the detection of the steel wire rope generally adopts a method of periodic replacement or manual detection. However, the regular replacement of the steel wire rope cannot ensure the safety of the steel wire rope, normal production can be influenced, the situation that the steel wire rope is seriously damaged when the steel wire rope is not replaced for a long time can occur, and even serious accidents of wire breakage occur. And when the steel wire rope is not completely damaged under the condition of abrasion and wire breakage, workers can hardly find the wire breakage condition of the steel wire rope at the first time, so that accidents occur.
Disclosure of Invention
In view of the above, the present invention aims to overcome the defects of the prior art, and provide a system and a method for detecting broken wire of a steel wire rope, so as to solve the problem that the prior art cannot notify the staff at the first time when the broken wire of the steel wire rope occurs.
In order to achieve the above purpose, the invention adopts the following technical scheme: a wire rope break detection system comprising: wire rope, set up a plurality of broken wire alarms on the wire rope, the system still includes: the system comprises a local detection terminal, a remote detection terminal, a cloud server and an intelligent terminal, wherein the local detection terminal and the cloud server are respectively in communication connection with the wire breakage alarm instrument, and the remote detection terminal and the intelligent terminal are respectively in communication connection with the cloud server;
The broken wire alarm device comprises: the wire breakage alarm comprises a shell, wherein a detection module, a wireless communication module, a processor, a power module and an alarm module are arranged in the shell, the detection module, the wireless communication module and the alarm module are respectively connected with the processor, an alarm signal analysis algorithm is stored in the processor, and the power module is used for providing electric energy for the wire breakage alarm; the detection module sends the collected sound signals to the processor, the processor runs an alarm signal analysis algorithm and sends alarm signals generated by analysis and calculation results to the local detection terminal and the cloud server, and the cloud server sends the alarm signals to the remote detection terminal and the intelligent terminal;
The cloud server is provided with a storage module and a data analysis module, wherein the storage module is used for storing historical alarm signal data of wire rope breakage and received alarm signal data; the data analysis module is used for comparing the received alarm signal data with the historical wire breakage alarm signal data and analyzing and processing the comparison result to obtain a correction criterion of the alarm signal; the cloud server sends the correction criteria to a processor to update the alarm signal analysis algorithm
Further, the detection module includes:
The piezoelectric ceramic sensor is used for detecting the wire breakage sound signal of the wire rope in real time;
the piezoelectric ceramic sensor is connected with the processor.
Further, still include in the shell of broken wire alarm instrument:
a first circuit board, a second circuit board and a third circuit board;
The first circuit board is provided with an analog conditioner and an analog-to-digital converter;
The second circuit board is provided with a processor and a digital filter;
the third circuit board is provided with a power supply and a network communication port;
The output end of the piezoelectric ceramic sensor is connected with the input end of the analog conditioner, and the output end of the analog conditioner is sequentially connected with the analog-to-digital converter, the digital filter, the processor and the wireless communication module.
Further, the alarm module includes:
The audible and visual alarm is used for audible and visual alarm;
the audible and visual alarm is connected with the processor.
Further, a plurality of broken wire alarms on the steel wire rope are arranged at intervals.
Further, the power module includes:
A solar cell panel;
the solar panel is used for converting light energy into electric energy.
Further, be equipped with on the shell inner wall of broken wire alarm:
the tungsten powder damping block is used for reducing noise and vibration.
Further, the wireless communication module comprises one or a combination of the following modules:
Bluetooth module, WIFi module, zigbee module, GPRS module, radio frequency module, 4G and 5G module, ethernet module.
Further, the intelligent terminal comprises one or a combination of the following terminals: a mobile phone, a tablet computer and a smart watch;
the local detection terminal and the remote detection terminal all adopt client computers.
The embodiment of the application provides a wire breakage alarm method for a steel wire rope, which comprises the following steps:
Detecting and acquiring a sound signal of the steel wire rope;
calculating the sound signal by using an alarm signal analysis algorithm;
Judging the broken wire condition of the steel wire rope according to the analysis and calculation result;
and sending a signal to the terminal equipment when the wire rope breaks.
By adopting the technical scheme, the invention has the following beneficial effects:
through setting up a plurality of broken wire alarms on wire rope, gather wire rope's broken wire information, and then send alarm signal to the staff according to wire rope's state, can provide wire rope's broken wire information to the staff at the first time, prevent to take place wire rope broken wire accident.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a wire rope break detection system according to the present invention;
FIG. 2 is a schematic diagram of a wire rope break detection system according to the present invention;
FIG. 3 is a schematic diagram of a broken wire alarm device according to the present invention;
fig. 4 is a step diagram of a wire rope breakage detection method according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
A specific wire breakage detection system and method for a wire rope according to embodiments of the present application are described below with reference to the accompanying drawings.
As shown in fig. 1, a wire breakage detection system for a wire rope 101 according to an embodiment of the present application includes: a wire rope 101, a plurality of broken wire alarms 1 that set up on wire rope 101, the system still includes: the system comprises a cloud server 2, a local detection terminal 31, a remote detection terminal 32 and an intelligent terminal 4, wherein the local detection terminal 31 and the cloud server 2 are respectively in communication connection with the wire breakage alarm apparatus 1, and the remote detection terminal 32 and the intelligent terminal 4 are respectively in communication connection with the cloud server 2;
As shown in fig. 2, the wire breakage alarm apparatus 1 includes: a housing 201, in which a detection module 11, a wireless communication module 12, a processor 13, a power module (not shown in the figure) and an alarm module 14 are disposed, and the detection module 11, the wireless communication module 12 and the alarm module 14 are respectively connected with the processor 13; the detection module 11 sends the collected sound signal to the processor 13, the processor 13 runs an alarm signal analysis algorithm and sends an alarm signal generated by analysis and calculation results to the local detection terminal 31 and the cloud server 2, and the cloud server 2 sends the alarm signal to the remote detection terminal 32 and the intelligent terminal 4.
The cloud server 2 is provided with a storage module 21 and a data analysis module 22, wherein the storage module 21 is used for storing historical alarm signal data of wire rope breakage and received alarm signal data; the data analysis module 22 is configured to compare the received alarm signal data with historical wire breakage alarm signal data, and analyze and process the comparison result to obtain a correction criterion of the alarm signal; the cloud server sends the correction criteria to the processor 13 to update the alarm signal analysis algorithm.
The working principle of the wire breakage detection system of the wire rope 101 is as follows: a plurality of broken wire alarms 1 are arranged on the steel wire rope 101, when broken wires appear on the steel wire rope 101, a detection module 11 in the broken wire alarms 1 can send out sound through broken wires and send sound signals to a processor 13, the processor 13 operates a broken wire alarm analysis algorithm stored in the processor 13 to analyze the sound signals and sends the analysis result to a local detection terminal 31 and a cloud server 2; the cloud server 2 forwards the broken wire alarm data sent by the broken wire alarm instrument 1 to the remote detection terminal 32 and the intelligent terminal 4; the cloud server 2 stores alarm signal data of all the wire breakage alarm apparatuses 1 and received alarm signal data, and the data analysis module 22 can analyze the big data and generate a corrected wire breakage alarm analysis algorithm and send the corrected analysis algorithm to the processor to update and replace the original analysis algorithm.
The application adopts the mode of sending the alarm signal to the local detection terminal 31, the remote detection terminal 32 and the intelligent terminal 4, not only can remind on-site monitoring personnel, but also can inform off-site personnel in the mode of the intelligent terminal 4 such as a mobile phone and the like, thereby realizing double prevention.
The local detection terminal 31 and the remote detection terminal 31 adopt client computers;
the intelligent terminal 4 may employ one or a combination of the following terminals:
A mobile phone, a tablet computer and a smart watch;
The wireless communication module 12 includes one or a combination of the following:
Bluetooth module, WIFi module, zigbee module, GPRS module, radio frequency module, 4G and 5G module, ethernet module.
In some embodiments, as shown in fig. 3, the detection module 11 includes:
a piezoelectric ceramic sensor 111 for detecting a wire breakage sound signal of the wire rope 101 in real time;
The piezoceramic sensor 111 is connected to the processor 13.
Specifically, the occurrence of wire breakage is accompanied by sound generation, and the frequency range of the wire breakage sound signal is 20Hz-20KHz and high-frequency signals from 20KHz to 1 MHz. The piezoelectric ceramic sensor 111 is adopted, the working frequency range of the piezoelectric ceramic sensor is 30KHz-200KHz, the influence of audio signals and other low-frequency noise can be reduced, and the influence of electromagnetic interference and other high-frequency noise which are more than 200KHz can be reduced. The application can adopt the resonant type or narrow-band piezoelectric ceramic sensor 111 with high sensitivity of various working frequencies, achieves the effects of high sensitivity and noise suppression, and realizes the result of effectively detecting the wire breakage sound.
As shown in fig. 3, the casing 201 of the wire breakage alarm apparatus 1 further includes:
a first circuit board 2011, a second circuit board 2012, and a third circuit board 2013;
The first circuit board 2011 is provided with an analog conditioner (not shown in the figure) and an analog-digital converter (not shown in the figure);
The second circuit board 2012 is provided with a processor 13 and a digital filter (not shown);
the third circuit board 2013 is provided with a power supply (not shown) and a network communication port 2014;
the output end of the piezoelectric ceramic sensor 111 is connected with the input end of the analog conditioner, and the output end of the analog conditioner is sequentially connected with the analog-to-digital converter, the digital filter, the processor 13 and the wireless communication module 12.
Specifically, the piezoelectric ceramic sensor 111 is used for collecting the sound signal of the wire breakage of the wire rope 101, the analog conditioner performs analog signal processing such as signal amplification and bandwidth limitation on the sound signal collected by the piezoelectric ceramic sensor 111, the analog-digital converter is used for performing analog-digital synchronous conversion on the signal output by the analog conditioner, the analog-digital converter is used for converting the electric signal into a digital signal, and the digital filter is used for filtering the digital signal so as to accurately judge the wire breakage sound.
Among them, the processor 13 may employ a FPGA, ARM, DSP-based chip or the like.
In some embodiments, the alarm module 14 includes:
An audible and visual alarm (not shown) for audible and visual alarm;
the audible and visual alarm is connected with the processor 13;
preferably, a plurality of the wire breakage alarm apparatuses 1 on the wire rope 101 are arranged at intervals.
Specifically, the application comprises a plurality of broken wire alarm devices 1, and two broken wire alarm devices 1 can detect the steel wire rope 101 at the middle part of the two broken wire alarm devices 1, so that the broken wire alarm devices 1 can detect more accurately.
Optionally, the power module is used for providing electric energy for the wire breakage alarm apparatus 1.
Wherein, the power module adopts a storage battery; optionally, the system provided by the application further comprises a solar panel, wherein the solar panel can absorb sunlight and convert the sunlight into electric energy to supply power for the broken wire alarm instrument 1, and the solar panel is arranged at the top of the broken wire alarm instrument 1, so that the solar panel can fully absorb the sunlight. The application adopts a mode that the solar panel absorbs solar energy and converts the solar energy into electric energy, ensures that the wire breakage detection system of the wire rope 101 has enough electric power to work, and reduces the frequency of replacing the battery.
Preferably, the inner wall of the shell 201 of the wire breakage alarm apparatus 1 provided by the application is provided with:
tungsten powder damping block 2015 for reducing noise and vibration. And erroneous judgment caused by the vibration of the shell or noise generated by the vibration of the shell is prevented.
Preferably, the wire breakage alarm apparatus further includes:
A positioning module (not shown in the figure) for positioning the position of the wire breakage alarm apparatus 1;
the positioning module is connected to the processor 13.
Specifically, when a wire breakage occurs, the wire breakage alarm 1 not only alarms but also transmits position information to the local detection terminal 31 and the cloud server 2, and the cloud server 2 transmits the position information to the remote detection terminal 32 and the intelligent terminal 3. The broken wire is convenient for workers to process timely.
Referring to fig. 4, an embodiment of the present application provides a method for alarming breakage of a wire rope 101, including:
s41: detecting and acquiring a sound signal of the steel wire rope;
S42: calculating the sound signal by using an alarm signal analysis algorithm;
S43: judging the broken wire condition of the steel wire rope according to the analysis and calculation result;
S44: and sending a signal to the terminal equipment when the wire rope breaks.
The terminal equipment comprises a local detection terminal 31, a remote detection terminal 32 and an intelligent terminal 4.
In summary, the invention collects the broken wire information of the steel wire rope by arranging the plurality of broken wire alarms on the steel wire rope, and further sends the alarm signal to the staff according to the state of the steel wire rope, so that the broken wire information of the steel wire rope can be provided for the staff at the first time, and the broken wire accident of the steel wire rope is prevented.
It can be understood that the above-provided method embodiments correspond to the above-described system embodiments, and corresponding specific details may be referred to each other and will not be described herein.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, magnetic disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create a system for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A wire rope breakage detection system, comprising: wire rope, set up a plurality of broken wire alarms on the wire rope, the system still includes: the system comprises a local detection terminal, a remote detection terminal, a cloud server and an intelligent terminal, wherein the local detection terminal and the cloud server are respectively in communication connection with the wire breakage alarm instrument, and the remote detection terminal and the intelligent terminal are respectively in communication connection with the cloud server;
The broken wire alarm device comprises: the wire breakage alarm comprises a shell, wherein a detection module, a wireless communication module, a processor, a power module and an alarm module are arranged in the shell, the detection module, the wireless communication module and the alarm module are respectively connected with the processor, an alarm signal analysis algorithm is stored in the processor, and the power module is used for providing electric energy for the wire breakage alarm; the detection module sends the collected sound signals to the processor, the processor runs an alarm signal analysis algorithm and sends alarm signals generated by analysis and calculation results to the local detection terminal and the cloud server, and the cloud server sends the alarm signals to the remote detection terminal and the intelligent terminal;
the cloud server is provided with a storage module and a data analysis module, wherein the storage module is used for storing historical alarm signal data of wire rope breakage and received alarm signal data; the data analysis module is used for comparing the received alarm signal data with the historical wire breakage alarm signal data and analyzing and processing the comparison result to obtain a correction criterion of the alarm signal; the cloud server sends the correction criteria to a processor to update the alarm signal analysis algorithm;
wherein, the detection module includes: the piezoelectric ceramic sensor is used for detecting the wire breakage sound signal of the wire rope in real time; the piezoelectric ceramic sensor is connected with the processor;
Still include in the shell of broken wire alarm: a first circuit board, a second circuit board and a third circuit board; the first circuit board is provided with an analog conditioner and an analog-to-digital converter; the second circuit board is provided with a processor and a digital filter; the third circuit board is provided with a power supply and a network communication port; the output end of the piezoelectric ceramic sensor is connected with the input end of the analog conditioner, and the output end of the analog conditioner is sequentially connected with the analog-to-digital converter, the digital filter, the processor and the wireless communication module; the shell inner wall of the broken wire alarm instrument is provided with: the tungsten powder damping block is used for reducing noise and vibration.
2. The system of claim 1, wherein the alarm module comprises:
The audible and visual alarm is used for audible and visual alarm;
the audible and visual alarm is connected with the processor.
3. The system of claim 1, wherein the system further comprises a controller configured to control the controller,
And a plurality of broken wire alarms on the steel wire rope are arranged at intervals.
4. The system of claim 1, wherein the power module comprises:
A solar cell panel;
the solar panel is used for converting light energy into electric energy.
5. The system of claim 1, wherein the wireless communication module comprises one or a combination of the following modules:
Bluetooth module, WIFi module, zigbee module, GPRS module, radio frequency module, 4G and 5G module, ethernet module.
6. The system of claim 1, wherein the system further comprises a controller configured to control the controller,
The intelligent terminal comprises one or a combination of the following terminals: a mobile phone, a tablet computer and a smart watch;
the local detection terminal and the remote detection terminal all adopt client computers.
7. A wire rope breakage alarm method applied to the wire rope breakage detection system as claimed in any one of claims 1 to 6, comprising:
Detecting and acquiring a sound signal of the steel wire rope;
calculating the sound signal by using an alarm signal analysis algorithm;
Judging the broken wire condition of the steel wire rope according to the analysis and calculation result;
and sending a signal to the terminal equipment when the wire rope breaks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103922.XA CN108981891B (en) | 2018-09-20 | 2018-09-20 | Wire breakage detection system and method for steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103922.XA CN108981891B (en) | 2018-09-20 | 2018-09-20 | Wire breakage detection system and method for steel wire rope |
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| Publication Number | Publication Date |
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| CN108981891A CN108981891A (en) | 2018-12-11 |
| CN108981891B true CN108981891B (en) | 2024-04-26 |
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| CN201811103922.XA Active CN108981891B (en) | 2018-09-20 | 2018-09-20 | Wire breakage detection system and method for steel wire rope |
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|---|---|---|---|---|
| JPH10332542A (en) * | 1997-05-28 | 1998-12-18 | Ishikawajima Harima Heavy Ind Co Ltd | Disconnection detecting device of steel wire rope |
| JPH11325841A (en) * | 1998-05-12 | 1999-11-26 | Nkk Corp | Diagnosing apparatus for wire rope |
| CN102115991A (en) * | 2010-12-31 | 2011-07-06 | 北京建龙重工集团有限公司 | Steel wire rope as well as breakage early-warning device and method thereof |
| CN202794113U (en) * | 2012-08-09 | 2013-03-13 | 西安交通大学 | Online real-time detection device of safety state of steel wire rope |
| CN103994998A (en) * | 2013-02-20 | 2014-08-20 | 烟台久新精密机械设备有限公司 | Nondestructive flaw detector for steel wire ropes |
| CN106629330A (en) * | 2017-01-21 | 2017-05-10 | 上海峰景移动科技有限公司 | On-line detection system for tension of steel wire rope for elevator |
| WO2017219727A1 (en) * | 2016-06-24 | 2017-12-28 | 窦柏林 | Holographic detection system for steel wire rope |
| CN208921272U (en) * | 2018-09-20 | 2019-05-31 | 清诚声发射研究（广州）有限公司 | Wire Rope Wire Break Detecting System |
-
2018
- 2018-09-20 CN CN201811103922.XA patent/CN108981891B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10332542A (en) * | 1997-05-28 | 1998-12-18 | Ishikawajima Harima Heavy Ind Co Ltd | Disconnection detecting device of steel wire rope |
| JPH11325841A (en) * | 1998-05-12 | 1999-11-26 | Nkk Corp | Diagnosing apparatus for wire rope |
| CN102115991A (en) * | 2010-12-31 | 2011-07-06 | 北京建龙重工集团有限公司 | Steel wire rope as well as breakage early-warning device and method thereof |
| CN202794113U (en) * | 2012-08-09 | 2013-03-13 | 西安交通大学 | Online real-time detection device of safety state of steel wire rope |
| CN103994998A (en) * | 2013-02-20 | 2014-08-20 | 烟台久新精密机械设备有限公司 | Nondestructive flaw detector for steel wire ropes |
| WO2017219727A1 (en) * | 2016-06-24 | 2017-12-28 | 窦柏林 | Holographic detection system for steel wire rope |
| CN106629330A (en) * | 2017-01-21 | 2017-05-10 | 上海峰景移动科技有限公司 | On-line detection system for tension of steel wire rope for elevator |
| CN208921272U (en) * | 2018-09-20 | 2019-05-31 | 清诚声发射研究（广州）有限公司 | Wire Rope Wire Break Detecting System |
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|---|---|
| CN108981891A (en) | 2018-12-11 |
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