CN210684294U - Elastic mooring rope for dock docking - Google Patents
Elastic mooring rope for dock docking Download PDFInfo
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- CN210684294U CN210684294U CN201921441997.9U CN201921441997U CN210684294U CN 210684294 U CN210684294 U CN 210684294U CN 201921441997 U CN201921441997 U CN 201921441997U CN 210684294 U CN210684294 U CN 210684294U
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Abstract
The application discloses elasticity mooring rope for pier is berthhed, including the parcel rope of cavity setting, the parcel rope is loose form: the elastic rope is arranged in the middle of the inner side of the wrapping rope, and two ends of the elastic rope are connected with the wrapping rope; the parcel rope is woven by the plastics monofilament and is formed, and the stretch cord includes the ectoderm and locates the inboard inner core layer of ectoderm, the inner core layer comprises the rubber silk, and the ectoderm is woven by chemical fibre filament and is formed. This an elasticity mooring rope for pier is berthhed absorbs the impact force that boats and ships received in sections, buffers the impact force of boats and ships transmission, and the resilience of rope is stable moreover, and both effectively combine, have realized dragging steadily to boats and ships. Moreover, the stress condition of the cable can be early warned, and the safety of the ship is ensured.
Description
Technical Field
The application relates to an elastic mooring rope for dock docking, and belongs to the technical field of rope weaving.
Background
The mooring rope is an important tool for ship berthing, and can meet the requirements when a large-sized ship, a medium-sized yacht and a sailing boat, a small kayak, a drifting boat, a water-borne motorcycle and the like are berthed at a wharf. At present, mooring ropes for docks of small and medium-sized ships such as yachts, sailing boats and kayaks are mainly chemical fiber braided ropes, and the typical characteristics of the ropes are that breaking strength is large (safety load is large), but elongation is not high (breaking elongation is less than or equal to 30%), so that the ropes are often damaged by impact force generated by phenomena such as large-amplitude bumping and dragging of the ships when used for docks.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the elastic rope is arranged in the wrapping rope, so that the aim of effectively absorbing the impact force generated by the phenomena of bumping, dragging and the like of the ship is fulfilled, and the damage to the ship body is reduced.
The application provides an elasticity mooring rope for pier is berthhed, includes:
the parcel rope of cavity setting, the parcel rope is loose form:
the elastic rope is arranged in the middle of the inner side of the wrapping rope, and two ends of the elastic rope are connected with the wrapping rope;
the wrapping rope is formed by weaving plastic monofilaments, and the plastic monofilaments are polypropylene monofilaments and/or linear high-density polyethylene monofilaments; the elastic rope comprises an outer skin layer and an inner core layer arranged on the inner side of the outer skin layer, the inner core layer is composed of rubber wires, and the outer skin layer is formed by weaving chemical fiber filaments.
Optionally, the fixing band wraps the outer side of the wrapping rope corresponding to the end portion of the elastic rope, and the end portion of the elastic rope is sewn with the fixing band and the wrapping rope.
Optionally, the elastic mooring rope for dock docking further includes rope sleeves formed at two ends of the wrapping rope, the rope sleeves are of an annular structure formed by knotting ends of the wrapping rope, and the wrapping rope forming the rope sleeves does not contain the elastic rope.
Optionally, a protective sleeve is sleeved outside the fixing band and used for reducing friction between the cable and the ship; the outside cover of fag end is equipped with the adjusting collar, can change the effective aperture of fag end through the position of removing the adjusting collar, is applicable to different fixed objects.
Optionally, the protective sleeve is a nitrile rubber tube, and the adjusting sleeve is a silicone tube; the fixing belt is formed by weaving polyester filament yarns or polypropylene multifilament yarns; the width of the fixing band is 5-8 times of the diameter of the elastic rope; the inner diameters of the protective sleeve and the adjusting sleeve are 1.4-1.6 times of the diameter of the elastic rope.
Optionally, the wrapping rope is woven in a twill weave structure.
Optionally, the average diameter of the plastic monofilament is 0.22-0.3mm, and the average breaking strength of the plastic monofilament is 5-7 g/D.
Optionally, the average diameter of the rubber filaments is 0.5-1.0 mm.
Benefits that can be produced by the present application include, but are not limited to:
the application provides an elasticity mooring rope for pier is berthhed, the stretch cord elasticity meets the requirements, parcel rope intensity improves, the stretch cord is at first atress when the draft is received to the rope, the stretch cord stretches to outer parcel rope in certain degree back thereupon by tensile, increase the whole coefficient of elasticity of rope in other words, the impact force of receiving boats and ships is absorbed in the segmentation, the impact force of buffering boats and ships transmission, and the resilience of rope is stable moreover, both effectively combine, the steady of boats and ships is dragged has been realized. Moreover, the stress condition of the cable can be early warned, and the safety of the ship is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of an elastic mooring rope for dock docking according to an embodiment of the present application;
list of parts and reference numerals:
1 parcel rope, 2 stretch cord, 3 fixed bands, 4 protective sheaths, 5 rope sling, 6 adjusting sleeve.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
So that the manner in which the above recited objects, features and advantages of the present application can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
As shown in fig. 1, the elastic mooring rope for wharf docking provided by the present application includes a hollow wrapping rope 1 and an elastic rope 2 disposed in the middle of the inner side of the wrapping rope 1, wherein the wrapping rope 1 is loose and provides a stretching space for the elastic rope 2. In the above-mentioned structure, stretch rope 2 has better elasticity, and parcel rope 1 has higher intensity, and stretch rope 2 at first atress when the draft is received to the rope, stretch to outer parcel rope 1 at the back of certain degree by tensile, increase the whole coefficient of elasticity of rope in other words, the impact force that receives boats and ships is absorbed in the segmentation, the impact force of buffering boats and ships transmission, and the resilience of rope is stable moreover, has realized dragging steadily of boats and ships.
Specifically, two ends of the elastic rope 2 are connected with the wrapping rope 1. In order to ensure that the elastic rope 2 is firmly connected with the wrapping rope 1, in one embodiment, the outer side of the wrapping rope 1 corresponding to the end part of the elastic rope 2 is wrapped with the fixing belt 3, the end part of the elastic rope 2 is sewn with the fixing belt 3 and the wrapping rope 1, and an axial sewing mode is preferably adopted. When the drawing force borne by the rope is continuously increased, the first broken part is the sewing position of the elastic rope 2 and the wrapping rope 1, and a user needs to take other measures to remedy the broken situation, so that the situation that the drawing force is continuously increased to cause the wrapping rope 1 to be broken is prevented. That is to say, above-mentioned stretch cord 2 can play effectual early warning to the in service behavior of rope and remind with the relation of being connected of parcel rope 1, has guaranteed the safety of boats and ships.
In one embodiment, a protective sleeve 4 is sleeved outside the fixing band 3 to reduce friction between the cable and the ship. In a preferred embodiment, the fixing band 3 is formed by weaving polyester filament or polypropylene multifilament, and the width of the fixing band 3 is 5-8 times the diameter of the elastic cord 2. In a preferred embodiment, the protective sheath 4 is a foam material, in particular a nitrile rubber tube. Typically, the inner diameter of protective sleeve 4 is 1.4-1.6 times the diameter of bungee cord 2.
Specifically, the wrapping rope 1 is formed by weaving plastic monofilaments, wherein the plastic monofilaments are polypropylene monofilaments and/or linear high-density polyethylene monofilaments; the elastic rope 2 comprises an outer skin layer and an inner core layer arranged on the inner side of the outer skin layer, the inner core layer is composed of rubber filaments, and the outer skin layer is formed by weaving chemical fiber filaments. This application wraps up the rubber silk earlier through the cortex, then is built-in wrapping up rope 1. 1) If the rubber wire is directly arranged in the wrapping rope, the rope loses the functions of sectional impact absorption and early warning protection; 2) if the rubber wire is directly arranged in the wrapping rope, the breaking strength of the rope is greatly reduced. In addition, the polypropylene and linear high-density polyethylene monofilaments used in the application are mainly monofilaments with the filament diameter of 20-33S, the volume density of the monofilaments is less than 1, so the monofilaments are lighter than water, especially seawater; the polyester filament and/or nylon filament has the filament diameter far smaller than that of the polypropylene and linear high-density polyethylene filament, is very soft, so that the folding property is perfect, the polyester filament and/or nylon filament can be used as a coating layer of the rubber filament, and meanwhile, the polyester filament and/or nylon filament also has excellent strength index and ageing resistance, so that the rubber filament can be protected for a long time.
In one embodiment, the above elastic mooring rope for wharf docking further includes rope sleeves 5 formed at both ends of the wrapping rope 1, the wrapping rope 1 forming the rope sleeves 5 does not include the elastic rope 2, and the rope sleeves 5 are used for being sleeved on the bollards of the ship or the wharf. Specifically, the rope sling 5 is a ring-shaped structure formed by knotting the end of the wrapping rope 1. In one embodiment, the outer side of the rope sleeve 5 is sleeved with the adjusting sleeve 6, and the effective aperture of the rope sleeve 5 can be changed by moving the position of the adjusting sleeve 6, so that the rope sleeve is suitable for cable piles with different diameters. In a preferred embodiment, the adjusting sleeve 6 is a silicone tube, and the inner diameter of the adjusting sleeve 6 is 1.4-1.6 times the diameter of the elastic rope 2.
In one embodiment, the wrapping rope 1 is formed by weaving a twill weave structure. The twill weaving has larger weaving pattern knot, so the flexibility of the twill weaving is far superior to that of plain weaving, namely the diameter variation range of the twill weaving rope is larger.
When the elastic mooring rope for wharf docking provided by the application is produced, the elastic rope 2 penetrates into the middle of the inner side of the wrapping rope 1, the fixing belts 3 are wound on the outer sides of the wrapping ropes 1 at the two ends of the elastic rope 2, and the fixing belts 3, the wrapping ropes 1 and the elastic rope 2 are sewn together; then, penetrating protective sleeves 4 at two ends of the wrapping rope 1 and moving to the position of the fixing belt 3; and finally, knotting the two ends of the wrapping rope 1 through a cross-under type to obtain 8-shaped knots respectively to form a lantern ring with an annular structure, and then sleeving the adjusting sleeve 6 on the two rope sleeves 5 respectively.
In the above elastic mooring rope for wharf docking, the preparation method of the wrapping rope comprises the following steps:
s1.1, preparing plastic monofilaments:
adding wire-drawing polypropylene particles and/or wire-drawing linear high-density polyethylene particles, color master batches with the color numbers of sky blue and an ultraviolet absorbent UV-9 into a single-screw extruder according to a proportion, and extruding to obtain plastic monofilaments after melting and plasticizing, wherein the diameter of a screw of the extruder is 45-90mm, and the length-diameter ratio is (24-30): 1;
wherein the melt flow rate of the wire-drawing grade polypropylene particles is 2.0-8.0g/10min, and the melt flow rate of the wire-drawing grade linear high-density polyethylene particles is 0.5-1.0g/10 min;
the cross section of the obtained plastic monofilament is elliptical, the average diameter of the plastic monofilament is 0.22-0.3mm, and the average breaking strength of the plastic monofilament is 5-7 g/D;
the weight percentage of the wire-drawing grade polypropylene particles and/or the wire-drawing grade linear high-density polyethylene particles is 30-99 percent;
s1.2, twisting a plurality of plastic monofilaments obtained in the step S1.1 to obtain a forward twisted tow and a reverse twisted tow, and winding and forming by adopting an I-shaped plastic roller; each strand of the tow contains 15-30 plastic monofilaments, and the twist of each strand of the tow is 15-45 twists/m;
s1.3 pre-weaving: combining the tows in the same twisting direction on the 1-3I-shaped plastic rollers obtained in the step S1.2 into one strand to obtain a strand, wherein the number of the obtained forward-twisted strands and reverse-twisted strands is equal;
s1.4 weaving into ropes:
the packaging rope is obtained by adopting a twill weaving structure, and the number of weaving spindles of the packaging rope is 8-32 spindles.
The preparation method of the elastic rope comprises the following steps:
s2.1 pre-weaving:
combining 3-10 terylene filaments and/or nylon filaments into a strand of rope yarn of the outer skin layer, and arranging 120-280 rubber filaments in parallel to form an inner core layer; wherein, the average linear density of the polyester filament and/or the nylon filament is 1000D-3000D, the rubber filament adopts common B grade, and the diameter is 0.5-1.0 mm;
s2.2, knitting and forming:
weaving the rope yarns obtained in the step S2.1 into an outer skin layer according to a twill weaving structure or a weft knitting structure, wherein the weaving spindle number of the outer skin layer is 16-32 spindles; when the outer skin layer is woven, a 3-5 roller stretching device is adopted to uniformly input the inner core layer obtained in the step S2.1 into the outer skin layer by the stretching length of 1.5-2.0 times, and the elastic rope is prepared; the inner core layer is input into the outer skin layer in a drafting state, after the elastic rope is woven, the outer skin layer shrinks along with the inner core layer, so that the outer skin layer is loosely wrapped outside the inner core layer, and the rope is guaranteed to have a large stretching space when in use.
In the following examples, the preparation of rope 1#, rope 2#, and rope 3# were carried out according to the above-mentioned preparation methods, and the specific implementation parameters are shown in table 1.
TABLE 1
The results of the performance tests on ropes 1#, 2# and 3# obtained in examples 1 to 3 are shown in Table 2.
Specifically, the tensile test is performed according to GB/T8834-.
Fixing the plastic monofilament rope and the elastic rope of the elastic mooring rope in the application by adopting a wheel type clamp, setting the stretching speed to be 200mm/min, and carrying out a stretching test, wherein the measured data are the breaking strength and the breaking elongation of the plastic monofilament rope and the effective elongation of the elastic rope;
the eye rings at two ends of the elastic mooring rope in the application are fixed by pin column type clamps, the tensile speed is set to be 200mm/min, a tensile test is carried out, and the measured data are the breaking termination strength and the breaking termination elongation of the elastic mooring rope in the application.
TABLE 2
As can be seen from the data in table 2, the effective breaking elongation of the elastic mooring lines described in the present application is higher than 50% for conventional types of mooring lines.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (8)
1. An elastic mooring line for a dock, comprising:
the parcel rope of cavity setting, the parcel rope is loose form:
the elastic rope is arranged in the middle of the inner side of the wrapping rope, and two ends of the elastic rope are connected with the wrapping rope;
the wrapping rope is formed by weaving plastic monofilaments, and the plastic monofilaments are polypropylene monofilaments and/or linear high-density polyethylene monofilaments; the elastic rope comprises an outer skin layer and an inner core layer arranged on the inner side of the outer skin layer, the inner core layer is composed of rubber wires, and the outer skin layer is formed by weaving chemical fiber filaments.
2. The mooring line as recited in claim 1, wherein the end of the elastic rope is stitched to the fixing strap and the wrapping rope.
3. The elastic mooring rope for wharf docking as claimed in claim 2, further comprising rope loops formed at both ends of the wrapping rope, wherein the rope loops are formed by knotting ends of the wrapping rope, and the elastic rope is not contained in the wrapping rope forming the rope loops.
4. The flexible mooring line for use at dock berthing of claim 3, wherein the outside of the securing strap is sheathed with a protective sheath; the outside cover of fag end is equipped with the adjusting collar.
5. The elastic mooring line for wharf docking as recited in claim 4, wherein the protective sleeve is a nitrile rubber tube and the adjusting sleeve is a silicone tube; the fixing belt is formed by weaving polyester filament yarns or polypropylene multifilament yarns; the width of the fixing band is 5-8 times of the diameter of the elastic rope; the inner diameters of the protective sleeve and the adjusting sleeve are 1.4-1.6 times of the diameter of the elastic rope.
6. The flexible mooring line for a dock according to claim 1, wherein the wrapping rope is braided in a twill weave configuration.
7. An elastic mooring line for a dock according to claim 1 wherein the average diameter of the plastic monofilaments is 0.22-0.3mm and the average breaking strength of the plastic monofilaments is 5-7 g/D.
8. An elastic mooring line for a dock according to claim 1 wherein the average diameter of the rubber wires is 0.5-1.0 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921441997.9U CN210684294U (en) | 2019-08-30 | 2019-08-30 | Elastic mooring rope for dock docking |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921441997.9U CN210684294U (en) | 2019-08-30 | 2019-08-30 | Elastic mooring rope for dock docking |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485186A (en) * | 2019-08-30 | 2019-11-22 | 山东三同新材料股份有限公司 | A kind of elastic mooring cable and preparation method thereof stopped for harbour |
| CN112761007A (en) * | 2020-12-29 | 2021-05-07 | 青岛海丽雅集团有限公司 | Rope convenient to fixed goods |
| CN115506166A (en) * | 2022-09-23 | 2022-12-23 | 江苏曼杰克有限公司 | Elastic mooring rope for shallow sea area |
-
2019
- 2019-08-30 CN CN201921441997.9U patent/CN210684294U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485186A (en) * | 2019-08-30 | 2019-11-22 | 山东三同新材料股份有限公司 | A kind of elastic mooring cable and preparation method thereof stopped for harbour |
| CN110485186B (en) * | 2019-08-30 | 2023-11-14 | 山东三同新材料股份有限公司 | Elastic mooring rope for dock berthing and preparation method thereof |
| CN112761007A (en) * | 2020-12-29 | 2021-05-07 | 青岛海丽雅集团有限公司 | Rope convenient to fixed goods |
| CN115506166A (en) * | 2022-09-23 | 2022-12-23 | 江苏曼杰克有限公司 | Elastic mooring rope for shallow sea area |
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