CN210916777U - High-strength composite polyethylene rope - Google Patents
High-strength composite polyethylene rope Download PDFInfo
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- CN210916777U CN210916777U CN201921820229.4U CN201921820229U CN210916777U CN 210916777 U CN210916777 U CN 210916777U CN 201921820229 U CN201921820229 U CN 201921820229U CN 210916777 U CN210916777 U CN 210916777U
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Abstract
The utility model relates to the technical field of rope preparation, in particular to a high-strength composite polyethylene rope, which comprises a rope body, a fireproof layer and a wear-resistant layer; the rope body is a rope structure formed by weaving a plurality of polyethylene fibers; a fireproof layer is fixedly sleeved on the outer surface of the rope body, and a wear-resistant layer is fixedly sleeved on the outer surface of the fireproof layer; the high-modulus carbon fiber is arranged at the central position of the polyethylene fiber; a central fiber is arranged at the central position of the rope body, and a high-strength steel wire is arranged in the central fiber; the wear-resistant layer is a blended braided layer of acrylic fibers and polyester fibers, and the outer surface of the wear-resistant layer is fixedly adhered and coated with a wear-resistant coating; the fireproof layer is made of aramid fiber flame-retardant fabric, and the fireproof layer is fixedly bonded with the rope body through viscose glue. The utility model discloses intensity is high, and the wearability is strong, has better practical value and spreading value.
Description
Technical Field
The utility model relates to a rope preparation technical field, concretely relates to compound polyethylene rope of high strength.
Background
With the rapid development of scientific technology in China, mineral resources are developed from land to ocean, and the demand of the earth exploration company on various high-strength ropes is urgent. The marine rope is the same as a land and ship mooring rope, so the technical performance requirement is high, and the requirements on the strength and the wear resistance of the rope are very strict. Although the manufacturing of ropes in China starts from the 70 s, the ropes have been manufactured for more than 100 years in the United states and Europe, and the equipment technology is more advanced compared with that in China. Therefore, the composite ropes used in the past are imported, and the import cost is high. However, the ropes independently developed in China have the defect of insufficient strength or poor wear resistance, and the defects cause non-negligible influence on the marine exploration business in China. For example, chinese patent application No. 201720221636.8 discloses a high-strength untwisted yarn polyester resin insert-knitted composite rope, which adopts a resin insert-knitted manner to construct a rope with higher strength, but the wear resistance of the rope is not effectively guaranteed, and the service life of the rope is still limited in a specific use process.
Therefore, based on the above, people utility model provides a compound polyethylene rope of high strength improves the design through the overall structure to the fibrous structure of rope and rope, improves key properties such as overall structure intensity and the wearability of rope, and then effectively solves not enough and the defect that prior art exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a: to the above-mentioned problem that exists at present, provide a compound polyethylene rope of high strength, improve the key performance such as overall structure intensity and the wearability of rope through the overall structure to the fibrous structure of rope and improve the design, and then effectively solve not enough and the defect that prior art exists.
In order to realize the purpose, the utility model discloses a technical scheme is:
a high-strength composite polyethylene rope comprises a rope body, a fireproof layer and a wear-resistant layer; the rope body is a rope structure formed by weaving a plurality of polyethylene fibers; a fireproof layer is fixedly sleeved on the outer surface of the rope body, and a wear-resistant layer is fixedly sleeved on the outer surface of the fireproof layer; the high-modulus carbon fiber is arranged at the central position of the polyethylene fiber; a central fiber is arranged at the central position of the rope body, and a high-strength steel wire is arranged in the central fiber; the wear-resistant layer is a blended braided layer of acrylic fibers and polyester fibers, and the outer surface of the wear-resistant layer is fixedly adhered and coated with a wear-resistant coating; the fireproof layer is made of aramid fiber flame-retardant fabric, and the fireproof layer is fixedly bonded with the rope body through viscose glue.
Preferably, the outline diameter of the rope body is 1 cm-1.5 cm; the diameter of the high-strength steel wire is 1 mm-1.2 mm, and the outer surface of the high-strength steel wire is coated with a layer of polyethylene to form a central fiber with the diameter of 1.5 mm-1.8 mm.
Preferably, the polyethylene fiber is formed by weaving around the central fiber, the diameter of the polyethylene fiber is 0.3 mm-0.5 mm, and the diameter of the high-modulus carbon fiber is 0.2 mm.
Preferably, the thickness of the fire-proof layer is 0.5 mm-1 mm, and the thickness of the wear-resistant layer is 0.4 mm-0.6 mm; the thickness of the wear-resistant coating is 0.1 mm-0.2 mm.
It should be noted that, the wear-resistant coating used in the present invention is a composite coating, and the composite wear-resistant coating is composed of 75-85 wt.% of polytetrafluoroethylene and 15-25 wt.% of graphite.
The central fiber is prepared by adopting a rapid dip-coating forming mode of high-strength steel wires with rough surfaces and molten polyethylene. And after the polyethylene dipped and coated on the surface of the high-strength steel wire is cooled, forming a surface polyethylene layer.
The polyethylene fiber is prepared by adopting a mode of co-extrusion molding of high-modulus carbon fiber and polyethylene. The weaving mode of the polyethylene fiber is a common technical means in the field, and the rope weaving process is the same as that of the Chinese patent with the application number of 201720221636.8.
Since the technical scheme is used, the beneficial effects of the utility model are that:
firstly, the utility model discloses a central fiber sets up, has combined the advantage separately of high strength steel wire and polyethylene, and polyethylene is odorless, nontoxic, feels like the wax, has good low temperature resistance ability (minimum service temperature can reach-100- — 70 ℃), and chemical stability is good, can be able to bear the erosion of most acid-base (not able to bear the acid that has oxidation property). Is insoluble in common solvents at room temperature, has low water absorption and excellent electrical insulation. Therefore, the polyethylene is coated outside the high-strength steel wire, so that the steel wire is protected from corrosion, the high-strength characteristic of the steel wire is effectively exerted, and the strength of the rope is improved.
Secondly, adopt the compound technological means who forms polyethylene fiber of polyethylene and high-modulus carbon fiber, when can guaranteeing rope bulk strength and corrosion resistance requirement, can also effectively guarantee the whole compliance of rope, make things convenient for the accomodating and the use of rope. The utility model discloses the polyethylene fiber and the fibrous effect in center that combine high strength have both guaranteed rope intensity, have also guaranteed the whole pliability of rope, have better practical value.
And again, the utility model discloses a design of wearing layer, wear-resistant coating and flame retardant coating makes the rope when guaranteeing intensity, can also effectively guarantee the whole wearability of rope, and then does benefit to the life who improves the rope. And through the setting of flame retardant coating, can also prevent effectively that the rope from meeting when proruption such as conflagration, making the rope possess better fire-retardant ability, improve the fire behaviour of rope, guarantee the comprehensive properties of rope.
Drawings
Fig. 1 is a schematic cross-sectional structure of a rope according to the present invention;
fig. 2 is a schematic view of the rope weaving structure of the present invention.
In the figure: 1. a wear layer; 2. a fire barrier layer; 3. polyethylene fibers; 4. high modulus carbon fiber; 5. a high strength steel wire; 6. and (3) wear-resistant coating.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Example 1, as shown in fig. 1-2:
a high-strength composite polyethylene rope comprises a rope body, a fireproof layer 2 and a wear-resistant layer 1; the rope body is a rope structure formed by weaving a plurality of polyethylene fibers 3; a fireproof layer 2 is fixedly sleeved on the outer surface of the rope body, and a wear-resistant layer 1 is fixedly sleeved on the outer surface of the fireproof layer 2; the center of the polyethylene fiber 3 is provided with high-modulus carbon fiber; a central fiber is arranged at the central position of the rope body, and a high-strength steel wire 5 is arranged inside the central fiber; the wear-resistant layer 1 is a blended braided layer of acrylic fibers and polyester fibers, and the outer surface of the wear-resistant layer 1 is fixedly adhered and coated with a wear-resistant coating 6; the fireproof layer 2 is made of aramid fiber flame-retardant fabric, and the fireproof layer 2 is fixedly bonded with the rope body through viscose glue.
Preferably, the outline diameter of the rope body is 1 cm-1.5 cm; the diameter of the high-strength steel wire 5 is 1 mm-1.2 mm, and the outer surface of the high-strength steel wire 5 is coated with a layer of polyethylene to form a central fiber with the diameter of 1.5 mm-1.8 mm.
Preferably, the polyethylene fiber 3 is formed by weaving around the central fiber, the diameter of the polyethylene fiber 3 is 0.3 mm-0.5 mm, and the diameter of the high modulus carbon fiber is 0.2 mm.
Preferably, the thickness of the fire-proof layer 2 is 0.5 mm-1 mm, and the thickness of the wear-resistant layer 1 is 0.4 mm-0.6 mm; the thickness of the wear-resistant coating 6 is 0.1 mm-0.2 mm.
It should be noted that the wear-resistant coating 6 used in the present invention is a composite coating, and the composite wear-resistant coating 6 is composed of 75-85 wt.% of polytetrafluoroethylene and 15-25 wt.% of graphite.
The central fiber is prepared by adopting a rapid dip-coating forming mode of high-strength steel wires 5 with rough surfaces and molten polyethylene. After the polyethylene dipped on the surface of the high-strength steel wire 5 is cooled, a surface polyethylene layer is formed.
The polyethylene fiber 3 is prepared by adopting a mode of co-extrusion molding of high-modulus carbon fiber and polyethylene. The weaving mode of the polyethylene fiber 3 is a common technical means in the field, and the rope weaving process is the same as that of the Chinese patent with the application number of 201720221636.8.
Since the technical scheme is used, the beneficial effects of the utility model are that:
firstly, the utility model discloses a central fiber sets up, has combined the advantage separately of high strength steel wire 5 with polyethylene, and polyethylene is odorless, nontoxic, feels like the wax, has good low temperature resistance ability (minimum service temperature can reach-100- — 70 ℃), and chemical stability is good, can be able to bear the erosion of most acid-base (not able to bear the acid that has oxidation property). Is insoluble in common solvents at room temperature, has low water absorption and excellent electrical insulation. Therefore, the polyethylene is coated outside the high-strength steel wire 5, so that the steel wire is protected from corrosion, the high-strength characteristic of the steel wire is effectively exerted, and the strength of the rope is improved.
Secondly, adopt the compound technological means who forms polyethylene fiber 3 of polyethylene and high-modulus carbon fiber, when can guaranteeing rope bulk strength and corrosion resistance requirement, can also effectively guarantee the whole compliance of rope, make things convenient for the accomodating and the use of rope. The utility model discloses the polyethylene fiber 3 that combines high strength and the fibrous effect in center had both guaranteed rope intensity, had also guaranteed the whole pliability of rope, had better practical value.
Once more, the utility model discloses a wearing layer 1, wear-resistant coating 6 and flame retardant coating 2's design makes the rope when proof strength, can also effectively guarantee the whole wearability of rope, and then does benefit to the life who improves the rope. And through the setting of flame retardant coating 2, can also prevent effectively that the rope from meeting when proruption such as conflagration, making the rope possess better fire behaviour, improve the fire behaviour of rope, guarantee the comprehensive properties of rope.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The utility model provides a compound polyethylene rope of high strength which characterized in that: comprises a rope body, a fireproof layer and a wear-resistant layer; the rope body is a rope structure formed by weaving a plurality of polyethylene fibers; a fireproof layer is fixedly sleeved on the outer surface of the rope body, and a wear-resistant layer is fixedly sleeved on the outer surface of the fireproof layer; the high-modulus carbon fiber is arranged at the central position of the polyethylene fiber; a central fiber is arranged at the central position of the rope body, and a high-strength steel wire is arranged in the central fiber; the wear-resistant layer is a blended braided layer of acrylic fibers and polyester fibers, and the outer surface of the wear-resistant layer is fixedly adhered and coated with a wear-resistant coating; the fireproof layer is made of aramid fiber flame-retardant fabric, and the fireproof layer is fixedly bonded with the rope body through viscose glue.
2. The high strength composite polyethylene rope according to claim 1, wherein: the outline diameter of the rope body is 1 cm-1.5 cm; the diameter of the high-strength steel wire is 1 mm-1.2 mm, and the outer surface of the high-strength steel wire is coated with a layer of polyethylene to form a central fiber with the diameter of 1.5 mm-1.8 mm.
3. The high strength composite polyethylene rope according to claim 1, wherein: the polyethylene fiber is formed by weaving around the central fiber, the diameter of the polyethylene fiber is 0.3-0.5 mm, and the diameter of the high-modulus carbon fiber is 0.2 mm.
4. The high strength composite polyethylene rope according to claim 1, wherein: the thickness of the fireproof layer is 0.5 mm-1 mm, and the thickness of the wear-resistant layer is 0.4 mm-0.6 mm; the thickness of the wear-resistant coating is 0.1 mm-0.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820229.4U CN210916777U (en) | 2019-10-28 | 2019-10-28 | High-strength composite polyethylene rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820229.4U CN210916777U (en) | 2019-10-28 | 2019-10-28 | High-strength composite polyethylene rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210916777U true CN210916777U (en) | 2020-07-03 |
Family
ID=71364531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921820229.4U Expired - Fee Related CN210916777U (en) | 2019-10-28 | 2019-10-28 | High-strength composite polyethylene rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210916777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022120650A1 (en) * | 2020-12-09 | 2022-06-16 | 李桂英 | Novel special fire-resistant rope |
-
2019
- 2019-10-28 CN CN201921820229.4U patent/CN210916777U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022120650A1 (en) * | 2020-12-09 | 2022-06-16 | 李桂英 | Novel special fire-resistant rope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211028 |