CN210596793U - Local high-hardness wear-resistant rope - Google Patents
Local high-hardness wear-resistant rope Download PDFInfo
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- CN210596793U CN210596793U CN201921340738.7U CN201921340738U CN210596793U CN 210596793 U CN210596793 U CN 210596793U CN 201921340738 U CN201921340738 U CN 201921340738U CN 210596793 U CN210596793 U CN 210596793U
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Abstract
The utility model provides a local high hard wear-resisting rope, this rope includes: a core 1 and a sheath 2. Wherein, the rope core 1 is composed of at least one sub-rope. Preferably, the material of the sub-rope is high-strength fiber. The rope sheath 2 is provided with a flexible area 21 and a high-hardness area 22, and the rope sheath 2 is wrapped outside the rope core 1 and used for protecting the rope core 1. The weaving pitch of the flexible area 21 is 3-4 times of the diameter of the whole rope, and the weaving pitch of the high-hardness area 22 is 2-3 times of the diameter of the whole rope. The utility model provides a wear-resisting rope has local high hard, wholly pliable and tough characteristics, and high hard district is located the position that the rope often abraded, can reduce the speed of rope wearing and tearing, prolongs the life of rope, and this rope overall structure intensity is high moreover, and anti tear performance is strong, has greatly prolonged the life of rope, has promoted the security of rope.
Description
Technical Field
The utility model relates to a rope technical field especially relates to wear-resisting rope, specifically is a local high hard wear-resisting rope.
Background
In most fields, such as working conditions of high-altitude operation, falling protection, sailing leisure, fire rescue and the like, the flexibility of the fiber rope is the most important advantage in the using process of the fiber rope, the fiber rope can be conveniently knotted, connected and bent for use, and meanwhile, the high hardness, the wear resistance and the tear resistance of an easily worn area or a hard surface contact area of the rope in use are also required.
At present, most ropes are improved in high hardness, wear resistance and tearing resistance only by coating, so that the hardness of the whole rope is increased, the whole rope is not easy to operate and use, the weight of the whole rope is increased, the structural strength of the whole rope is not changed too much, and the rope is still damaged at the friction position of the rope due to stress. Meanwhile, in the manufacturing process of the rope, two processes of coating and drying are added, the time cost and the raw material cost are obviously improved, and therefore the manufacturing cost of the rope is directly influenced.
There is therefore a need in the art for a rope which is flexible in its entirety, but which locally has high hardness, abrasion and tear resistance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a local high hard wear-resisting rope. This wear-resisting rope has local high hard, wholly pliable and tough characteristics, and the high hard district is located the position of the rope frequent wearing and tearing, can reduce the speed of rope wearing and tearing, prolongs the life of rope, and this rope overall structure intensity is high moreover, and anti tear performance is strong, has greatly prolonged the life of rope, has promoted the security of rope.
The utility model provides a local high hard wear-resisting rope, wear-resisting rope includes: the rope core is composed of at least one sub-rope, wherein the sub-rope is made of high-strength fibers; and the rope sheath is provided with a flexible area and a high-hardness area, and is wrapped outside the rope core for protecting the rope core.
In a specific embodiment of the present invention, the sub-ropes constituting the rope core are woven sub-ropes.
The braided subline comprises S-lay high-strength fiber strands and Z-lay high-strength fiber strands, and the number of the S-lay high-strength fiber strands is the same as that of the Z-lay high-strength fiber strands.
In another embodiment of the present invention, the sub-rope constituting the rope core is a twisted sub-rope.
The twisted sub-rope is a multi-strand twisted rope formed by twisting at least two high-strength fibers in a first twisting mode and a second twisting mode.
In a specific embodiment of the present invention, the rope jacket includes S twist direction high strength fiber strands and Z twist direction high strength fiber strands, and the number of the S twist direction high strength fiber strands and the number of the Z twist direction high strength fiber strands are the same.
In a specific embodiment of the present invention, the high strength fiber is composed of at least one of nylon, polyester, aramid, and HMPE.
The utility model discloses an among the specific embodiment, the weaving pitch in pliable and tough district is 3 ~ 4 times of whole rope diameter, and the weaving pitch in high hard district is 2 ~ 3 times of whole rope diameter.
In another embodiment of the present invention, a rubber coating is disposed outside the high hard area (22) for anti-skid and wear-resistant.
According to the above embodiments, the present invention provides a high-hardness wear-resistant rope having the following advantages: the wear-resistant rope has the characteristics of local high hardness and overall flexibility, the high-hardness area is located at the position where the rope is frequently worn, the speed of rope wear can be reduced, and the service life of the rope is prolonged. The high stiffness regions have a higher weave density and the higher number of fibers per unit length the lower the force experienced by a single fiber when subjected to frictional forces. And weave the great high hard district of density and can also reduce tiny gravel and get into the rope skin, reduce the wearing and tearing that cause the rope skin. High weaving density can also promote rope overall structure intensity and the anti tear performance of rope, has greatly prolonged the life of rope, has promoted the security of rope.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification of the invention, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a structural diagram of a local high-hardness wear-resistant rope provided by the present invention.
Description of reference numerals:
1-rope core and 2-rope sheath;
21-flexible zone, 22-high hard zone.
Detailed Description
Reference will now be made in detail to various exemplary embodiments of the invention, which should not be considered limiting of the invention, but rather should be understood to be a more detailed description of certain aspects, features and embodiments of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.
Fig. 1 shows a structure diagram of a local high-hardness wear-resistant rope according to the present invention. In the embodiment shown in the drawings, the wear resistant rope comprises: a core 1 and a sheath 2. Wherein, the rope core 1 is composed of at least one sub-rope. Preferably, the material of the sub-rope is high-strength fiber. The rope sheath 2 is provided with a flexible area 21 and a high-hardness area 22, and the rope sheath 2 is wrapped outside the rope core 1 and used for protecting the rope core 1. The weaving pitch of the flexible area 21 is 3-4 times of the diameter of the whole rope, and the weaving pitch of the high-hardness area 22 is 2-3 times of the diameter of the whole rope.
In a specific embodiment of this embodiment, the sub-cords of the cord core 1 are braided sub-cords. The braided subline comprises S-lay high-strength fiber strands and Z-lay high-strength fiber strands, and the number of the S-lay high-strength fiber strands and the number of the Z-lay high-strength fiber strands are the same. And weaving the same number of high-strength fiber strands in the S twisting direction and high-strength fiber strands in the Z twisting direction into a rope core. Preferably, the number of the high-strength fiber strands in the S-lay direction is 4, and the number of the high-strength fiber strands in the Z-lay direction is 4. Or the number of the high-strength fiber strands in the S twisting direction is 6, and the number of the high-strength fiber strands in the Z twisting direction is 6. Or the number of the high-strength fiber strands in the S twisting direction is 8, and the number of the high-strength fiber strands in the Z twisting direction is 8.
In another embodiment, the sub-cord constituting the cord core 1 is a twisted sub-cord, and the twisted sub-cord is a multi-strand twisted cord in which at least two high-strength fibers are twisted by first twisting and second twisting. The method comprises the steps of twisting at least two high-strength fibers to obtain a rope core folded yarn with a preset length, twisting at least two strands of S-twisted rope core folded yarns in a Z-twisting direction to obtain a multi-stranded twisted rope with a preset length, twisting at least two strands of Z-twisted rope core folded yarns in the S-twisting direction to obtain a multi-stranded twisted rope with a preset length, and dividing the multi-stranded twisted rope into a plurality of sections of twisted ropes according to the preset length to be used as a rope core. The rope core can be composed of a single twisted rope or a plurality of twisted ropes, and is set according to actual production requirements.
The rope cover 2 contains high-strength fiber strands in an S-lay direction and high-strength fiber strands in a Z-lay direction, and the number of the high-strength fiber strands in the S-lay direction is the same as that of the high-strength fiber strands in the Z-lay direction. The same number of high-strength fiber strands in the S twist direction and high-strength fiber strands in the Z twist direction are braided into the jacket 2. Preferably, the number of the high-strength fiber strands in the S-lay direction is 8, and the number of the high-strength fiber strands in the Z-lay direction is 8. Or the number of the high-strength fiber strands in the S twisting direction is 12, and the number of the high-strength fiber strands in the Z twisting direction is 12. Or the number of the high-strength fiber strands in the S twisting direction is 16, and the number of the high-strength fiber strands in the Z twisting direction is 16. Or the number of the high-strength fiber strands in the S twisting direction is 24, and the number of the high-strength fiber strands in the Z twisting direction is 24.
In a specific embodiment of this embodiment, the high-strength fiber is made of at least one of nylon, dacron, aramid, and HMPE.
In the embodiment of the present invention, a rubber coating is disposed outside the high-hardness region 22 for anti-skid and wear-resistant functions, so as to further improve the wear resistance and safety of the rope.
The utility model discloses the crust of the rope that makes has flexible district 21 and high hard district 22, and the rope skin of high hard district 22 is woven closely, has the fibre of more quantity on the rope skin of unit length, and when receiving frictional force effect, the fibre that has the quantity in unit length more then the effort that single fibre received is littleer, and consequently, the wearability of this part rope skin 2 is also better. In addition, when the rope skin is tightly woven, gaps among the strands are reduced, the probability that fine gravel enters the rope skin 2 in the using process of the rope is reduced, the damage to the rope skin 2 is reduced, and the service life of the rope is prolonged.
In addition, the more closely the skin 2 is woven, the greater the coefficient of friction between the skin 2 and the wick 1, and when the rope is torn by external force, because the high frictional force between the wick 1 and the skin 2 makes the tearing tension part transfer to the wick 1, thereby relieving the stress of the skin 2. In addition, the tighter the rope skin 2 is woven, the larger the included angle between the spiral tangent line arranged by the rope skin strand in the rope skin 2 and the axial direction of the rope is. When the rope receives tearing pulling force, the rope skin strand has more along the surplus of axial extension deformation, avoids the rope skin because of receiving to pull and ftracture.
The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.
Claims (9)
1. A local high-hardness wear-resistant rope, characterized in that it comprises:
the rope core (1) is composed of at least one sub-rope, wherein the sub-rope is made of high-strength fibers; and
the rope sheath (2) is provided with a flexible area (21) and a high-hardness area (22) and is wrapped outside the rope core (1) for protecting the rope core (1).
2. Locally high-hard, wear-resistant rope according to claim 1, characterized in that the sub-ropes constituting the core (1) are braided sub-ropes.
3. The local high-hardness wear-resistant rope according to claim 2, wherein the braided sublay includes S-lay high-strength fiber strands and Z-lay high-strength fiber strands, and the number of the S-lay high-strength fiber strands and the Z-lay high-strength fiber strands is the same.
4. Locally high-hard, wear-resistant rope according to claim 1, characterized in that the sub-ropes constituting the core (1) are twisted sub-ropes.
5. The rope according to claim 4, characterized in that said twisted sub-rope is a multi-strand twisted rope in which at least two high-strength fibers are twisted by first and second twisting.
6. The rope according to claim 1, characterized in that the jacket (2) contains S-lay direction high-strength fiber strands and Z-lay direction high-strength fiber strands, the S-lay direction high-strength fiber strands and the Z-lay direction high-strength fiber strands being of the same number of strands.
7. The rope of claim 1, wherein the high strength fibers are comprised of at least one of nylon, dacron, aramid, and HMPE.
8. A rope according to claim 1, characterized in that the weaving pitch of the flexible zone (21) is 3-4 times the diameter of the whole rope and the weaving pitch of the high-hard zone (22) is 2-3 times the diameter of the whole rope.
9. Partial high-hardness wear-resistant rope according to claim 1, characterized in that the high-hardness zone (22) is provided with a rubber coating on the outside for anti-slip and wear-resistant purposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340738.7U CN210596793U (en) | 2019-08-19 | 2019-08-19 | Local high-hardness wear-resistant rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340738.7U CN210596793U (en) | 2019-08-19 | 2019-08-19 | Local high-hardness wear-resistant rope |
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| Publication Number | Publication Date |
|---|---|
| CN210596793U true CN210596793U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921340738.7U Active CN210596793U (en) | 2019-08-19 | 2019-08-19 | Local high-hardness wear-resistant rope |
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| CN (1) | CN210596793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512447A (en) * | 2019-08-19 | 2019-11-29 | 鲁普耐特集团有限公司 | A kind of high wear-resistant rope and preparation method thereof firmly in part |
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2019
- 2019-08-19 CN CN201921340738.7U patent/CN210596793U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512447A (en) * | 2019-08-19 | 2019-11-29 | 鲁普耐特集团有限公司 | A kind of high wear-resistant rope and preparation method thereof firmly in part |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of local high hard wear-resistant rope Effective date of registration: 20221225 Granted publication date: 20200522 Pledgee: Taian Bank Co.,Ltd. Daizong sub branch Pledgor: ROPENET GROUP Co.,Ltd. Registration number: Y2022980027536 |