CN211713493U - Wear-resisting buffering protection rope - Google Patents
Wear-resisting buffering protection rope Download PDFInfo
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- CN211713493U CN211713493U CN201922265250.9U CN201922265250U CN211713493U CN 211713493 U CN211713493 U CN 211713493U CN 201922265250 U CN201922265250 U CN 201922265250U CN 211713493 U CN211713493 U CN 211713493U
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- 230000003139 buffering effect Effects 0.000 title abstract description 6
- 239000000835 fiber Substances 0.000 claims description 15
- -1 polypropylene Polymers 0.000 claims description 12
- 229920000728 polyester Polymers 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 6
- 229920002978 Vinylon Polymers 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 229920006052 Chinlon® Polymers 0.000 claims description 3
- 229920004933 Terylene® Polymers 0.000 claims description 3
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- ICXAPFWGVRTEKV-UHFFFAOYSA-N 2-[4-(1,3-benzoxazol-2-yl)phenyl]-1,3-benzoxazole Chemical compound C1=CC=C2OC(C3=CC=C(C=C3)C=3OC4=CC=CC=C4N=3)=NC2=C1 ICXAPFWGVRTEKV-UHFFFAOYSA-N 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 abstract 1
- 208000027418 Wounds and injury Diseases 0.000 description 9
- 238000002360 preparation method Methods 0.000 description 7
- 238000009954 braiding Methods 0.000 description 5
- 208000010392 Bone Fractures Diseases 0.000 description 4
- 206010017076 Fracture Diseases 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
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- Ropes Or Cables (AREA)
Abstract
The utility model provides a wear-resisting buffering protection rope, include and weave into low wear-resisting rope strand and the high wear-resisting rope strand that extends of rope through 12 directional braiders, low wear-resisting rope strand that extends includes first rope strand core and the second rope strand skin that adopts the integrative mode of skin-core to weave, the high wear-resisting rope strand that extends includes second rope strand core and second rope strand skin, second rope strand skin cladding second rope strand core, the quantity of low wear-resisting rope strand that extends is greater than the high wear-resisting rope strand that extends, the elongation at break of high wear-resisting rope strand that extends is greater than 2 times of the elongation at break of low wear-resisting rope strand that extends. The utility model provides high rope wearability, extension rope life reduces and changes the number of times, and when the rope bore super high load, the high wear-resisting rope strand of extending can be at the low first rope strand several seconds after fracture of the cracked resilience of wear-resisting rope strand of extending, gives the sufficient emergent time of taking away danger of operating personnel, protection personnel safety.
Description
Technical Field
The utility model relates to a wear-resisting buffering protection rope belongs to rope technical field.
Background
Synthetic fiber ropes are usually used in a range of working loads, and when the ropes are dragged, the ropes are rubbed with the ground or objects and invaded by micro sand particles, so that the ropes are easily seriously abraded and even broken, and the wear resistance of the ropes is a main factor of the frequency of changing the ropes. However, when the rope is subjected to an ultrahigh load, the instantaneously broken strands rebound violently, easily causing injury and even death to people in a dangerous area.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned prior art not enough, provide a wear-resisting buffering protection rope, concrete technical scheme as follows:
a wear-resistant buffer protection rope comprises low-elongation wear-resistant strands and high-elongation wear-resistant strands, the low-elongation wear-resistant strands comprise first strand cores and first strand skins, the first strand cores and the first strand skins are integrally braided through skin-core modes, the high-elongation wear-resistant strands comprise second strand cores and second strand skins, the second strand skins wrap the second strand cores, and the number of the low-elongation wear-resistant strands is larger than that of the high-elongation wear-resistant strands.
Preferably, the elongation at break of the high elongation wear resistant strands is more than 2 times the elongation at break of the low elongation wear resistant strands.
Preferably, the first strand cover is made of wear-resistant fibers and comprises one or more of polyester, nylon, polypropylene, vinylon and polyethylene.
Preferably, the first strand core comprises one or more of ultrahigh molecular weight polyethylene fiber, aramid fiber, liquid crystal polyester and PBO (Poly-p-phenylene benzobisoxazole), and is high-performance chemical fiber with the strength of more than 18cN/dtex and the elongation at break of less than 4%.
Preferably, the first strand core is a colored resin-reinforced treated strand core, and the color is a warning color different from the first strand skin of the low-elongation abrasion-resistant strand.
Preferably, the diameter of the high elongation wear-resistant strand is the same as that of the low elongation wear-resistant strand, and the second strand core of the high elongation wear-resistant strand is a double-layer braided rope with 8 or 12 braids.
Preferably, the high-elongation wear-resistant strands comprise one or more of polyester, nylon, polypropylene, vinylon and polyethylene.
The utility model provides high rope wearability, extension rope life reduces and changes the number of times, and when the rope bore super high load, the high wear-resisting rope strand of extending can be at the low first rope strand several seconds after fracture of the cracked resilience of wear-resisting rope strand of extending, gives the sufficient emergent time of taking away danger of operating personnel, protection personnel safety.
Drawings
Fig. 1 is a schematic structural view of the wear-resistant buffer protection rope of the present invention.
Fig. 2 is a cross-sectional view of a low elongation wear resistant strand according to the present invention.
Fig. 3 is a schematic structural view of a high elongation wear resistant strand of the present invention.
In the figure: 1. low elongation wear resistant strands; 2. high elongation wear resistant strands; 3. a first strand core; 4. a first strand sheath; 5. a second strand core; 6. a second strand cover; 7. and a weft thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a wear-resistant impact protection rope comprises a low-elongation wear-resistant strand 1 and a high-elongation wear-resistant strand 2 braided into a rope by a 12-strand directional braiding machine, wherein the low-elongation wear-resistant strand 1 comprises a first strand core 3 and a first strand sheath 4 braided in a sheath-core integrated manner, the high-elongation wear-resistant strand 2 comprises a second strand core 5 and a second strand sheath 6, the second strand sheath 6 covers the second strand core 5, the number of the low-elongation wear-resistant strands 1 is greater than that of the high-elongation wear-resistant strand 2, and the elongation at break of the high-elongation wear-resistant strand 2 is greater than 2 times that of the low-elongation wear-resistant strand 1.
As shown in fig. 2, the low elongation wear-resistant strand 1 is made by the following steps: the first rope strand skin 4 and the first rope strand core 3 are arranged in a cylindrical shape in a skin-core structure, a weft 7 enters along the center line of the yarn which is arranged in the cylindrical shape and serves as the first rope strand core 3, the yarn which is wound on the outer sides of the upper layer and the lower layer and serves as the first rope strand core 3 is wound on the outer layer on the same side of the upper layer and the outer layer on the same side of the lower layer and serves as the yarn of the first rope strand skin 4, the middle yarns are sequentially staggered, the upper layer and the lower layer are wound in an interval mode, the whole first rope strand skin 4 and the first rope strand core 3 are sequentially wound into a twist-free rotating whole by using the weft 7, and.
The first rope strand skin 4 is made of wear-resistant fibers, and the materials of the first rope strand skin comprise one or more of terylene, chinlon, polypropylene, vinylon and polyethylene. The material of the first rope strand core 3 comprises one or more of ultra-high molecular weight polyethylene fiber, aramid fiber, liquid crystal polyester and PBO, and is high-performance chemical fiber with the strength of more than 18cN/dtex and the elongation at break of less than 4 percent. The first strand core 4 is color-resin-reinforced and is a different warning color than the first strand cover 4 of the low-elongation wear-resistant strand 1.
The diameter of the high elongation wear-resistant strand 2 is the same as that of the low elongation wear-resistant strand 1, and the second strand core 5 of the high elongation wear-resistant strand 2 is a double-layer braided rope of 8 or 12 braids. The high-extension wear-resistant rope strand 2 is made of one or more of terylene, chinlon, polypropylene, vinylon and polyethylene.
The preparation method of the utility model comprises the following steps:
the method comprises the following steps: preparing a first strand core 3 of a low elongation wear resistant strand 1: carrying out reinforcement and coloring composite treatment on a plurality of low-extension high-performance chemical fibers to prepare yarns or twisted threads; the first strand core 3 of the low elongation wear-resistant strand 1 is subjected to a colored resin reinforcement treatment and is colored in a warning color different from the first strand cover 4 of the low elongation wear-resistant strand 1.
Step two: preparation of low-elongation wear-resistant strands 1: a first strand sheath 4 and a first strand core 3 of a low-elongation wear-resistant strand 1 composed of wear-resistant fibers are directly connected by a weft 7 to form a non-twisted strand; the preparation method specifically comprises the following steps: the first rope strand skin 4 and the first rope strand core 3 are arranged in a cylindrical shape in a skin-core structure, a weft 7 enters along the center line of the yarn, arranged in the cylindrical shape, of the first rope strand core 3, the yarn wound on the outer sides of the upper layer and the lower layer and serving as the first rope strand core 3 is wound on the outer layer on the same side of the upper layer and the outer layer on the same side of the lower layer and serving as the yarn of the first rope strand skin 4, the middle yarns are sequentially staggered, the upper layer and the lower layer are wound in an interval mode, and the whole first rope strand skin 4 and the first rope strand core 3 are sequentially wound into a twist-free rotating whole by using.
Step three: preparing a second strand core 5 of the high elongation wear resistant strands 2: the high-elongation material fibers are twisted into half S-direction and half Z-direction strands, and are braided into 12 strands of braided ropes or 8 strands of braided ropes.
Step four: preparation of high-elongation wear-resistant strands 2: taking 12 strands of braided ropes or 8 strands of braided ropes as an inner core, and coating a layer of wear-resistant second strand sheath 6 with a braided structure of 16 braiding, 24 braiding or 32 braiding outside; the diameter of the high elongation wear-resistant strand 2 is the same as that of the low elongation wear-resistant strand 1, and the second strand core 5 of the high elongation wear-resistant strand 2 is a double-layer braided rope of 8 or 12 braids.
Step five: preparing a wear-resistant buffer protection rope: and weaving the low-elongation wear-resistant strands 1 and the high-elongation wear-resistant strands 2 into a rope by a 12-strand directional weaving machine, wherein the number of the low-elongation wear-resistant strands 1 is larger than that of the high-elongation wear-resistant strands 2.
The preparation method comprises the following steps of preparing a high-strength high-wear-resistance buffer protection rope with the diameter of 20mm, wherein the rope is in a 12-strand braided structure, 10 strands of low-extension wear-resistance rope strands 1 composed of ultra-high molecular weight polyethylene and nylon, and 2 strands of high-extension wear-resistance rope strands 2 made of nylon, and the preparation process comprises the following steps:
preparing a first strand core 3 of a low-elongation wear-resistant strand 1: coating a plurality of ultra-high molecular weight polyethylene fibers with red polyurethane resin, and performing functional composite treatment such as reinforcement, coloring and the like to prepare yarns or twisted yarns; the first strand core 3 of the low elongation wear-resistant strand 1 is color-resin-reinforced and is a different warning color than the first strand cover 4 of the low elongation wear-resistant strand 1.
(II) preparing low-elongation wear-resistant strands 1: a first strand sheath 4 of a low-extension wear-resistant strand 1 made of polyester fibers and a first strand core 3 made of ultra-high molecular weight polyethylene fibers are directly connected by a weft 7 to form a non-twisted strand; the preparation method specifically comprises the following steps: the first rope strand skin 4 and the first rope strand core 3 are arranged in a cylindrical shape in a skin-core structure, a weft 7 enters along the center line of the yarn, arranged in the cylindrical shape, of the first rope strand core 3, the yarn wound on the outer sides of the upper layer and the lower layer and serving as the first rope strand core 3 is wound on the outer layer on the same side of the upper layer and the outer layer on the same side of the lower layer and serving as the yarn of the first rope strand skin 4, the middle yarns are sequentially staggered, the upper layer and the lower layer are wound in an interval mode, and the whole first rope strand skin 4 and the first rope strand core 3 are sequentially wound into a twist-free rotating whole by using.
(III) preparing a second strand core 5 of the high-elongation wear-resistant strand 2: twisting the nylon fiber into folded yarn with half S direction and Z direction, and knitting into 12-strand rope.
(IV) preparing high-elongation braided strands 2: the second strand core 5 is a 12-strand braided rope, and is covered with a second strand sheath 6 of 32-strand braided structure. The diameter of the high elongation wear-resistant strand 2 is the same as that of the low elongation wear-resistant strand 1, and the second strand core 5 of the high elongation wear-resistant strand 2 is a 12-braided double-layer braided rope.
Preparing a wear-resistant buffer protection rope: 10 low elongation wear resistant strands 1 and 2 high elongation wear resistant strands 2 were braided into a rope by a 12 strand directional braiding machine.
Will the utility model discloses the new technology rope compares with former technology rope and uses 20mm rope as the example:
the original art rope is a 12-strand braided rope consisting of 10 strands of low-extension twisted strands and 2 strands of high-extension braided strands, the low-extension twisted strands consist of half S-direction strands and half Z-direction strands, and the high-extension braided strands are braided by half S-direction strands and half Z-direction strands.
It can be seen from the table, the utility model discloses a new technology wear-resisting buffering protection rope compares with former technology rope with nominal diameter 20mm rope as an example, satisfying the fracture protection time, linear density is only under the 91.6% prerequisite of former technology, the powerful 1.2 times of former technology of rope once fracture, the powerful 1.1 times of former technology of secondary fracture, and the distinctive wear-resisting technique of new technology can obviously improve the wearability of rope, the life in the extension rope daily use.
When the wear-resistant buffer protection rope is below a load critical value, the wear-resistant design of the rope can prevent snagging, reduce wear and prolong the service life of the rope, when the rope is worn to a rope core part, the striking warning color can remind an operator to replace the rope, when the rope bears ultrahigh load, the low-extension high-wear-resistant rope strands are broken, the high-extension wear-resistant rope strands absorb the resilience force of the breakage, the recoil force or the rebound potential of the rope can be remarkably reduced, and the potential fatal moment is converted into safe escape time.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A wear-resistant buffer protection rope is characterized in that: the rope comprises low-elongation wear-resistant strands and high-elongation wear-resistant strands, the low-elongation wear-resistant strands comprise a first strand core and a first strand skin which are integrally braided by using a skin-core, the high-elongation wear-resistant strands comprise a second strand core and a second strand skin, the second strand skin covers the second strand core, and the number of the low-elongation wear-resistant strands is larger than that of the high-elongation wear-resistant strands.
2. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the elongation at break of the high elongation wear resistant strands is more than 2 times the elongation at break of the low elongation wear resistant strands.
3. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the first strand sheath is composed of wear-resistant fibers and comprises one or more of polyester, nylon, polypropylene, vinylon and polyethylene.
4. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the first strand core comprises one or more of ultrahigh molecular weight polyethylene fiber, aramid fiber, liquid crystal polyester and PBO (Poly-p-phenylene benzobisoxazole), and is high-performance chemical fiber with the strength of more than 18cN/dtex and the elongation at break of less than 4%.
5. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the first strand core is a colored resin reinforced treatment strand core, and the color is different from the warning color of the first strand skin of the low-elongation wear-resistant strand.
6. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the diameter of the high-elongation wear-resistant strand is the same as that of the low-elongation wear-resistant strand, and the second strand core of the high-elongation wear-resistant strand is an 8-braided or 12-braided double-layer braided rope.
7. A wear resistant impact protection rope as claimed in claim 1, characterized in that: the high-elongation wear-resistant rope strands comprise one or more of terylene, chinlon, polypropylene, vinylon and polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265250.9U CN211713493U (en) | 2019-12-17 | 2019-12-17 | Wear-resisting buffering protection rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265250.9U CN211713493U (en) | 2019-12-17 | 2019-12-17 | Wear-resisting buffering protection rope |
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| Publication Number | Publication Date |
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| CN211713493U true CN211713493U (en) | 2020-10-20 |
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| CN201922265250.9U Active CN211713493U (en) | 2019-12-17 | 2019-12-17 | Wear-resisting buffering protection rope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939003A (en) * | 2019-12-17 | 2020-03-31 | 山东鲁普科技有限公司 | Wear-resistant buffer protection rope and preparation method thereof |
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- 2019-12-17 CN CN201922265250.9U patent/CN211713493U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939003A (en) * | 2019-12-17 | 2020-03-31 | 山东鲁普科技有限公司 | Wear-resistant buffer protection rope and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A wear-resistant buffer protection rope Effective date of registration: 20220118 Granted publication date: 20201020 Pledgee: Qilu bank Limited by Share Ltd. Tai'an branch Pledgor: SHANDONG ROPE TECHNOLOGY Co.,Ltd. Registration number: Y2022980000688 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230202 Granted publication date: 20201020 Pledgee: Qilu bank Limited by Share Ltd. Tai'an branch Pledgor: SHANDONG ROPE TECHNOLOGY Co.,Ltd. Registration number: Y2022980000688 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wear-resistant buffer protection rope Effective date of registration: 20230213 Granted publication date: 20201020 Pledgee: Bank of Qilu Co.,Ltd. Tai'an high tech sub branch Pledgor: SHANDONG ROPE TECHNOLOGY Co.,Ltd. Registration number: Y2023980032486 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201020 Pledgee: Bank of Qilu Co.,Ltd. Tai'an high tech sub branch Pledgor: SHANDONG ROPE TECHNOLOGY Co.,Ltd. Registration number: Y2023980032486 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A wear-resistant buffering protection rope Granted publication date: 20201020 Pledgee: Bank of Qilu Co.,Ltd. Tai'an high tech sub branch Pledgor: SHANDONG ROPE TECHNOLOGY Co.,Ltd. Registration number: Y2024980008942 |