CN110530720A - A kind of quiet device for testing tensile force of high altitude operation safety rope and its test method - Google Patents
A kind of quiet device for testing tensile force of high altitude operation safety rope and its test method Download PDFInfo
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- CN110530720A CN110530720A CN201910908902.8A CN201910908902A CN110530720A CN 110530720 A CN110530720 A CN 110530720A CN 201910908902 A CN201910908902 A CN 201910908902A CN 110530720 A CN110530720 A CN 110530720A
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- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000010998 test method Methods 0.000 title claims description 13
- 238000005259 measurement Methods 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000003252 repetitive effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000004224 protection Effects 0.000 description 9
- 238000011160 research Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention proposes a kind of quiet device for testing tensile force of high altitude operation safety rope, including supporting ontology, the support ontology square frame structure, described intrinsic one end of support connects telescopic device, the other end of the telescopic device is fixedly connected with the first clamper fixator, the first clamper fixator is fixedly connected by sensor with the first clamper, the intrinsic other end of support is fixedly connected with the second clamper fixator, the second clamper fixator is fixedly connected by connecting rod with the second clamper, the position of first clamper and the second clamper corresponds to each other, the upper and lower ends of the first clamper fixator are slidably connected with the clamper slide rail being arranged on the inside of support ontology.Detection process of the present invention is simple, high degree of automation, and simulating Safety rope is carried the security feature of time by the guarantor under certain quiet pulling force effect in high altitude operation and tested, using computer control mode, high degree of automation.
Description
Technical field
The present invention relates to a kind of quiet device for testing tensile force of high altitude operation safety rope and its test methods, belong to high altitude operation
With safety rope performance parameter test field.
Background technique
For common fibrecord class product, concerned by people is the mechanical performances such as its breaking strength and elongation at break
Index, and usually have ignored the service load and quiet pulling force of fibrecord.And rope is in use, it will usually be stretched
Effect, especially under conditions of certain force, often maintains for a long time and works under certain force, at this time referred to as quiet pulling force, Europe
Standard requirements A type rope guarantor in continent is loaded onto the quiet pulling force >=15KN of few 3min, and Type B rope, which requires to protect, is loaded onto the quiet pulling force >=12KN of few 3min.More
For it will be evident that safety line is related to the life security of operating personnel especially in high altitude operation.High-altitude working safety protection
Originating from Europe, Europe, the U.S. have carried out the system research of high-altitude working safety protection aspect for technology and equipment, grasp
World-leading, related standard is also more complete for safety protection technique and material.The country is to high-altitude working safety guard technology
In research starting evening, lack comprehensive, systematic research in this respect, the exploitation of high-altitude working safety guard system product is mainly
Imitation to external product, there are also biggish gaps compared with external advanced product for security protection performance.To protective mechanism, quiet drawing
Power is to injury of human rule, the safe military service behavior of security protection system and failure mechanism and security protection product evaluation body
System, the country are more a lack of in-depth study.And safety rope is most important one aspect in high-altitude working safety protective gear.
On internal and international at present, it has been proposed that the concept of the quiet pulling force of high altitude operation safety rope, but basic performance
Quiet pull test instrument system is established not yet, the test method of the quiet pulling force of safety rope is not formed, more without corresponding detection
Instrument and equipment, and not enough due to internal security rope processing fining, it is enough there is no establishing to the quiet pulling force characteristic of safety rope
Consciousness.Therefore, to guarantee that high altitude operation gives full play to its guaranteeing role in various aspects such as production, lives with safety rope, very
It is necessary to be detected to high altitude operation with the quiet pulling force characteristic of safety rope, corresponding test method and corresponding detection are established and improve
Instrument, it is necessary to the level for improving the protection work of China's high-rise working in this way.
Summary of the invention
The present invention is to solve above-mentioned the deficiencies in the prior art, proposes a kind of quiet tensile test dress of high altitude operation safety rope
It sets and its test method, specific technical solution is as follows:
A kind of quiet device for testing tensile force of high altitude operation safety rope, including support ontology, the support ontology are square frame
Frame structure, described intrinsic one end of support connect telescopic device, and the other end of the telescopic device is fixed with the first clamper
Device is fixedly connected, and the first clamper fixator is fixedly connected by sensor with the first clamper, in the support ontology
The other end be fixedly connected with the second clamper fixator, the second clamper fixator is solid by connecting rod and the second clamper
The position of fixed connection, first clamper and the second clamper corresponds to each other, and up and down the two of the first clamper fixator
The clamper slide rail held and be arranged on the inside of support ontology is slidably connected.
Preferably, which further includes control cabinet, and driving device is equipped in the control cabinet, is set on the control cabinet
There are power switch and control switch.
Preferably, the telescopic device is cylinder or fluid cylinder.
Preferably, the sensor be Bidirectional load sensor, measurement range be 10kN~300kN, measurement error be ±
1%.
Preferably, the shape size of first clamper and the second clamper is identical, fixes for wheeled clamper, pin
Eye thimble clamper or holding dog.
Preferably, the pin diameter of the fixed eye thimble clamper of the pin is more than or equal to the 2 of tested safety rope sample diameter
Times;The diameter of the pinch wheels of the wheeled clamper is more than or equal to 10 times of tested safety rope sample.
Preferably, the flexible stroke of the telescopic device is 2000mm-4000mm.
Further, which further includes computer, the quiet tensile test software of built-in computer, the calculating
Machine and PLC control module communication connection, the PLC control module electrically connect with the driving device in sensor and control cabinet respectively
It connects.
A kind of quiet pull force test method of high altitude operation safety rope, the specific test method is as follows:
The both ends of first safety rope sample are connect with the first clamper and the second clamper respectively, according to high altitude operation
The quiet pulling force size of standard requirements applied with safety rope, is arranged the first safety rope sample on the quiet tensile test software of computer
It is required that the quiet pulling force numerical value of standard applied, and concurrently set corresponding guarantor and carry the time, starting driving device receives telescopic device
Contracting, when the quiet pulling force numerical value of the standard for reaching setting, driving device is automatically stopped, if before keeping quiet pulling force to terminate the load time to guarantor
First safety rope sample is broken, then the first safety rope failed sample;If first after keeping quiet pulling force to carry the time to guarantor
Safety rope sample is unbroken, then the first safety rope sample passes, and controls driving device and telescopic device is made to continue to be contracted to
The fracture of first safety rope sample, quiet tensile test software show and record quiet pulling force when the first safety rope sample is broken;
The the second safety rope sample for taking same specification again is arranged different guarantors and carries time, repetitive operation, and quiet tensile test software shows and remembers
Quiet pulling force when lower second safety rope sample fracture is recorded, quiet tensile test software can show the F-T of the quiet pull test of safety rope
Curve, abscissa are to protect to carry the time, and ordinate is quiet pulling force when safety rope sample is broken.
Further, the pretreatment condition of the first safety rope sample and the second safety rope sample are as follows: the first safety rope
Sample and the second safety rope sample are placed under the conditions of relative humidity 65% 48 hours;First safety rope sample and the second safety rope
Sample is tested under the conditions of 20 ± 5 DEG C of temperature, relative humidity 60 ± 5%.
The quiet tensile test experiment of various specifications high altitude operation safety rope may be implemented in the present invention, and detection process is simply, certainly
Dynamicization degree is high, and the security feature that simulating Safety rope is carried the time by the guarantor under certain quiet pulling force effect in high altitude operation carries out
Test, using computer control mode, high degree of automation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the quiet device for testing tensile force of high altitude operation safety rope of the present invention.
In figure: 1, supporting ontology;2, telescopic device;3, the first clamper fixator;4, sensor;5, the first clamper;
6, the second clamper fixator;7, connecting rod;8, the second clamper;9, control cabinet;10, power switch;11, control switch;12,
Computer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of quiet device for testing tensile force of high altitude operation safety rope, including support ontology 1, the support is originally
Body 1 is having a size of long 13000mm, width 1350mm, high 1100mm.The 1 square frame structure of support ontology, it is described to be horizontal
One end in ontology 1 is supported to connect telescopic device 2, the other end of the telescopic device 2 and the fixed company of the first clamper fixator 3
It connects, the first clamper fixator 3 is fixedly connected by sensor 4 with the first clamper 5, another in the support ontology 1
One end is fixedly connected with the second clamper fixator 6, and the second clamper fixator 6 is solid by connecting rod 7 and the second clamper 8
The position of fixed connection, first clamper 5 and the second clamper 8 corresponds to each other, above and below the first clamper fixator 3
Both ends are slidably connected with the clamper slide rail that 1 inside of support ontology is arranged in.
The telescopic device 2 is cylinder or fluid cylinder, and the flexible stroke of the telescopic device 2 is 2000mm-4000mm.The survey
It further includes control cabinet 9, model CTS-600, using complete-digital closed-loop TT&C system that trial assembly, which is set,.It is equipped in the control cabinet 9
Driving device, the control cabinet 9 are equipped with power switch 10 and control switch 11.The driving device is air pump or oil pump.
The sensor 4 is Bidirectional load sensor, and measurement range is 10kN~300kN, and measurement error is ± 1%, essence
Degree is high.
First clamper 5 is identical with the shape size of the second clamper 8, is wheeled clamper, the fixed eye thimble of pin
Clamper or holding dog.The pin diameter of the fixed eye thimble clamper of the pin is more than or equal to tested safety rope sample diameter
2 times;The diameter of the pinch wheels of the wheeled clamper is more than or equal to 10 times of tested safety rope sample.
The test device further includes computer 12, quiet tensile test software built in the computer 12, the computer 12
With PLC control module communication connection, the PLC control module electrically connects with the driving device in sensor 4 and control cabinet 9 respectively
It connects.The PLC control module is mountable in control cabinet 9, also mountable on support ontology 1, can also individually be independently arranged.
A kind of quiet pull force test method of high altitude operation safety rope, the specific test method is as follows:
The both ends of first safety rope sample are connect with the first clamper 5 and the second clamper 8 respectively, are made according to high-altitude
The industry quiet pulling force size of standard requirements that safety rope applies, is arranged the first safety rope on the quiet tensile test software of computer 12
The quiet pulling force numerical value of standard that sample requirement applies, and concurrently set corresponding guarantor and carry the time, quiet tensile test software is controlled by PLC
Molding block starting driving device shrinks telescopic device 2, and when the quiet pulling force numerical value of the standard for reaching setting, driving device is automatic
Stop, if quiet pulling force is kept to terminate preceding first safety rope sample fracture, the first safety rope failed sample to the load time is protected;
If the first safety rope sample is unbroken after keeping quiet pulling force to carry the time to guarantor, the first safety rope sample passes, and after
Continuous control driving device makes telescopic device 2 continue to be contracted to the fracture of the first safety rope sample, and quiet tensile test software is shown simultaneously
Record quiet pulling force when the first safety rope sample fracture;The the second safety rope sample for taking same specification again, is arranged different guarantors
Time, repetitive operation are carried, quiet tensile test software shows and records quiet pulling force when the second safety rope sample is broken, quiet drawing
Power test software can show that the F-T curve of the quiet pull test of safety rope, abscissa are to protect to carry time T, and ordinate is safety rope sample
Quiet pulling force F when product are broken.
The flexible of the telescopic device 2 can also be manually controlled by the control switch 11 on control cabinet 9.
The pretreatment condition of the first safety rope sample and the second safety rope sample are as follows: the first safety rope sample and second
Safety rope sample is placed under the conditions of relative humidity 65% 48 hours;First safety rope sample and the second safety rope sample are in temperature
It 20 ± 5 DEG C, tests under the conditions of relative humidity 60 ± 5%.
The present invention is used to test A type and whether the quiet pulling force of Type B high-altitude working safety rope meets standard requirements, wherein A type rope
Quiet pulling force >=the 15KN of 3min is carried it is required that protecting, Type B rope, which requires to protect, is loaded onto the quiet pulling force >=12KN of few 3min, and safety rope specification limit is
7.5-18mm。
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (10)
1. a kind of quiet device for testing tensile force of high altitude operation safety rope, it is characterised in that: including supporting ontology (1), the support
Ontology (1) square frame structure, described one end supported in ontology (1) connect telescopic device (2), the telescopic device (2)
The other end be fixedly connected with the first clamper fixator (3), the first clamper fixator (3) by sensor (4) with
First clamper (5) is fixedly connected, and the other end in support ontology (1) is fixedly connected with the second clamper fixator (6), institute
State the second clamper fixator (6) and be fixedly connected with the second clamper (8) by connecting rod (7), first clamper (5) and
The position of second clamper (8) corresponds to each other, and the upper and lower ends of the first clamper fixator (3) and setting are in support ontology
(1) the clamper slide rail on the inside of is slidably connected.
2. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 1, it is characterised in that: the test
Device further includes control cabinet (9), and driving device is equipped in the control cabinet (9), and the control cabinet (9) is equipped with power switch
(10) and control switch (11).
3. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 1, it is characterised in that: described to stretch
Compression apparatus (2) is cylinder or fluid cylinder.
4. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 1, it is characterised in that: the biography
Sensor (4) is Bidirectional load sensor, and measurement range is 10kN~300kN, and measurement error is ± 1%.
5. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 1, it is characterised in that: described
One clamper (5) is identical with the shape size of the second clamper (8), is wheeled clamper, the fixed eye thimble clamper of pin or wedge
Clevis holder.
6. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 5, it is characterised in that: the pin
The pin diameter of the fixed eye thimble clamper of column is more than or equal to 2 times of tested safety rope sample diameter;The folder of the wheeled clamper
The diameter of bearing up pulley is more than or equal to 10 times of tested safety rope sample.
7. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 1, it is characterised in that: described to stretch
The flexible stroke of compression apparatus (2) is 2000mm-4000mm.
8. a kind of quiet device for testing tensile force of high altitude operation safety rope according to claim 2, it is characterised in that: the test
Device further includes computer (12), quiet tensile test software built in the computer (12), and the computer (12) and PLC are controlled
Module communication connection, the PLC control module are electrically connected with the driving device in sensor (4) and control cabinet (9) respectively.
9. a kind of quiet pull force test method of high altitude operation safety rope, it is characterised in that: the specific test method is as follows:
The both ends of first safety rope sample are connect with the first clamper (5) and the second clamper (8) respectively, are made according to high-altitude
The first safety is arranged in the industry quiet pulling force size of standard requirements that safety rope applies on the quiet tensile test software of computer (12)
The quiet pulling force numerical value of standard that sample requirement of restricting applies, and concurrently set corresponding guarantor and carry the time, starting driving device to stretch
Device (2) is shunk, and when the quiet pulling force numerical value of the standard for reaching setting, driving device is automatically stopped, if quiet pulling force is kept to carry to guarantor
Time terminates preceding first safety rope sample fracture, then the first safety rope failed sample;If quiet pulling force is kept to carry the time to guarantor
After the first safety rope sample it is unbroken, then the first safety rope sample passes, and control driving device and make telescopic device
(2) continue to be contracted to the fracture of the first safety rope sample, quiet tensile test software, which shows and records the first safety rope sample, to break
Quiet pulling force when splitting;The the second safety rope sample for taking same specification again is arranged different guarantors and carries time, repetitive operation, and quiet pulling force is surveyed
Examination software shows and records quiet pulling force when the second safety rope sample is broken, and quiet tensile test software can show that safety rope is quiet
The F-T curve of pull test, abscissa are to protect to carry the time, and ordinate is quiet pulling force when safety rope sample is broken.
10. a kind of quiet pull force test method of high altitude operation safety rope according to claim 9, it is characterised in that: described
The pretreatment condition of first safety rope sample and the second safety rope sample are as follows: the first safety rope sample and the second safety rope sample are put
It is placed under the conditions of relative humidity 65% 48 hours;First safety rope sample and the second safety rope sample are at 20 ± 5 DEG C of temperature, relatively
It is tested under the conditions of humidity 60 ± 5%.
Priority Applications (1)
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CN201910908902.8A CN110530720A (en) | 2019-09-25 | 2019-09-25 | A kind of quiet device for testing tensile force of high altitude operation safety rope and its test method |
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CN201910908902.8A CN110530720A (en) | 2019-09-25 | 2019-09-25 | A kind of quiet device for testing tensile force of high altitude operation safety rope and its test method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112050855A (en) * | 2020-09-07 | 2020-12-08 | 涂玉琴 | Insulation tensile integration detecting system based on production of electric power safety rope |
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CN105699183A (en) * | 2016-03-14 | 2016-06-22 | 镇江市建科工程质量检测中心有限公司 | Safety rope breaking strength detection fixture and tester |
DE102016101532A1 (en) * | 2016-01-28 | 2017-08-03 | Philipp Strasser | A tilt measuring device for measuring a slope of a safety rope for a climber |
CN110044696A (en) * | 2019-04-10 | 2019-07-23 | 鲁普耐特集团有限公司 | A kind of resistance to sharp comer test device of rope and its test method |
CN210775033U (en) * | 2019-09-25 | 2020-06-16 | 鲁普耐特集团有限公司 | Quiet tensile test device of safety rope for high altitude construction |
-
2019
- 2019-09-25 CN CN201910908902.8A patent/CN110530720A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105547894A (en) * | 2015-12-03 | 2016-05-04 | 青岛华凯海洋科技有限公司 | Testing method of safety performances of static rope |
DE102016101532A1 (en) * | 2016-01-28 | 2017-08-03 | Philipp Strasser | A tilt measuring device for measuring a slope of a safety rope for a climber |
CN105699183A (en) * | 2016-03-14 | 2016-06-22 | 镇江市建科工程质量检测中心有限公司 | Safety rope breaking strength detection fixture and tester |
CN110044696A (en) * | 2019-04-10 | 2019-07-23 | 鲁普耐特集团有限公司 | A kind of resistance to sharp comer test device of rope and its test method |
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CN112050855A (en) * | 2020-09-07 | 2020-12-08 | 涂玉琴 | Insulation tensile integration detecting system based on production of electric power safety rope |
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