CN210315035U - Cable capable of resisting diagonal tear - Google Patents
Cable capable of resisting diagonal tear Download PDFInfo
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- CN210315035U CN210315035U CN201920980668.5U CN201920980668U CN210315035U CN 210315035 U CN210315035 U CN 210315035U CN 201920980668 U CN201920980668 U CN 201920980668U CN 210315035 U CN210315035 U CN 210315035U
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Abstract
The utility model provides an anti cable-stay tears rope, including rope core, fag end and the anti component that draws to one side between the two, anti component that draws to one side is a plurality of sections, and the cover is established the equidistant setting on the rope core. The utility model discloses an add a plurality of sections anti-oblique components that draw between rope core and rope skin to realize that the rope is taking place to twist reverse more reasonable distribution load under the condition, will all act on the slant pulling force part of the rope body originally and transfer to anti drawing the part to one side, thereby obviously reduce the fibrous load sharing of rope skin, obviously promoted the safety in utilization of rope and increase of service life effectively, had very big practical value.
Description
Technical Field
The utility model relates to an anti cable-stay tears rope belongs to rope technical field.
Background
The braided rope is in a torque balance state, obvious torsion problems can not occur under a general stress state, when the rope passes through a winch or a pulley and other curved surfaces, particularly when a rope body periodically moves on a curved surface object, torsion of the rope body inevitably occurs, the torsion of the rope body enables load tension to be converted into oblique tension on the surface of the rope body, and in the working condition, the surface friction coefficient is increased in order to avoid ineffective sliding of the rope and the curved surfaces, so the oblique tension value acting on the rope body is very large, in addition, the torsion of the rope body can also induce the condition of unequal load distribution in the area of the rope body, and the load applied to the local oblique direction of the rope body becomes more serious.
The slant pulling force is not along the fibrous axial distribution of rope, but has certain contained angle, can have obvious shearing action to the rope fibre, and its destructive power is more violent, very easily causes the slant of rope to tear, and the life of rope can obviously shorten under this kind of operating mode, and this kind of atress mode is effectively offset through the fibrous powerful of promotion rope self moreover, consequently is used for curved surface fields such as winch or pulley to the rope and brings very big puzzlement.
For the above reasons, a need exists in the art for a cable with diagonal tear resistance for curved working conditions.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned prior art not enough, provide an anti cable-stayed tear rope, concrete technical scheme as follows:
the utility model provides an anti cable-stayed tear rope, includes the rope core, the rope skin and between the two anti cable-stayed parts, anti cable-stayed parts is a plurality of sections, overlaps to establish equidistant setting on the rope core.
Preferably, the anti-diagonal-pulling component is a sheath woven by high-strength fibers, and an acute angle included angle between the axial direction of the fibers forming the sheath and the horizontal plane is 30-60 degrees.
Preferably, the inner diameter of the anti-diagonal member is consistent with the diameter of the rope core in a tension-free state.
Preferably, the thickness of the anti-diagonal tension component is 1/4-2/3 of the thickness of the rope sheath.
Preferably, the length of the anti-diagonal tension component is 5-10 times of the diameter of the rope core.
Preferably, the length of the cable core covered by the anti-diagonal pulling component accounts for 40-70% of the total length of the cable core.
Preferably, the rope core and the rope jacket are woven by a plurality of strands formed by twisting high-strength fibers, and both the rope core and the rope jacket comprise high-strength fiber strands in an S twisting direction and high-strength fiber strands in a Z twisting direction; the number of the high-strength fiber strands in the S twisting direction and the Z twisting direction of the rope core is the same, and the high-strength fiber strands are 4, 6 or 8; the number of the high-strength fiber strands in the S-lay direction and the Z-lay direction of the rope sheath is the same, and the high-strength fiber strands are 8, 12, 16 or 24.
Furthermore, the high-strength fibers at least comprise one of chinlon, terylene, aramid fiber and HMPE.
The utility model discloses an add a plurality of sections anti-oblique components that draw between rope core and rope skin to realize that the rope is taking place to twist reverse more reasonable distribution load under the condition, will all act on the slant pulling force part of the rope body originally and transfer to anti drawing the part to one side, thereby obviously reduce the fibrous load sharing of rope skin, obviously promoted the safety in utilization of rope and increase of service life effectively, had very big practical value.
Drawings
Fig. 1 is a schematic structural view of the cable of the present invention.
Fig. 2 is a schematic cross-sectional view of an anti-diagonal tear rope according to the present invention.
Fig. 3 is a schematic view of the anti-diagonal member of the present invention.
In the figure: 1. a rope core; 2. rope skin; 3. and an anti-diagonal tension member.
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. 1-3, an anti-diagonal tear rope comprises a rope core 1, a rope sheath 2 and an anti-diagonal member 3 therebetween, wherein the anti-diagonal member 3 is provided in a plurality of sections, and is sleeved on the rope core 1 at equal intervals. The anti-diagonal-pulling component 3 is a sheath woven by high-strength fibers, the acute angle included angle between the axial direction of the fibers forming the sheath and the horizontal plane is 30-60 degrees, the range of the acute angle included angle is 30-60 degrees, the included angle between the diagonal-pulling stress direction and the axial direction of the ropes is also 30-60 degrees when most of the ropes pass through a curved surface, and the fiber arrangement of the anti-diagonal-pulling component can more fully utilize the sharing of the fibers to loads according to the range of the included angle; the inclination directions when the rope core 1 is sleeved are consistent. The inner diameter of the anti-diagonal member 3 is consistent with the diameter of the rope core 1 in a tension-free state. The thickness of the anti-oblique component 3 is 1/4-2/3 of the thickness of the rope skin 2, the thickness of the anti-oblique component 3 is lower than 1/4 of the thickness of the rope skin 2, so that the anti-oblique stress pulling effect of the rope is insufficient, the service life is prolonged by less than 10%, and the thickness of the anti-oblique component 3 is higher than 2/3 of the thickness of the rope skin 2, so that the thickness difference of an area containing the anti-oblique component and an area not containing the anti-oblique component of the rope is too large, the uniformity of the whole rope is poor, and the use smoothness of the rope is influenced. The length of the anti-oblique pulling component 3 is 5-10 times of the diameter of the rope core 1, the length of the anti-oblique pulling component 3 is less than 5 times of the diameter of the rope, the anti-oblique pulling component has a poor sharing effect on oblique tension, the service life of the rope is prolonged by less than 10%, the length of the anti-oblique pulling component 3 is higher than 10 times of the diameter of the rope, the flexibility and the flexibility of the rope can be obviously influenced, and the use convenience of the rope is influenced. The length of the anti-diagonal pulling part 3 covering the rope core 1 accounts for 40-70% of the total length of the rope core 1, the coverage rate of the anti-diagonal pulling part 3 is lower than 40%, the anti-diagonal pulling tearing effect of the whole rope is not obviously improved, the service life of the rope is prolonged by less than 10%, the coverage rate of the anti-diagonal pulling part 3 is higher than 70%, gaps between the anti-diagonal pulling parts are not enough, the flexibility and the bending fatigue resistance of the rope are poor, and the bending use effect of the rope is poor.
The rope core 1 and the rope sheath 2 are respectively formed by weaving a plurality of strands formed by twisting high-strength fibers, and the rope core 1 and the rope sheath 2 respectively comprise high-strength fiber strands in an S twisting direction and high-strength fiber strands in a Z twisting direction; the number of the high-strength fiber strands in the S twisting direction and the Z twisting direction of the rope core 1 is the same, and the high-strength fiber strands are 4, 6 or 8; the number of the high-strength fiber strands in the S-lay direction and the Z-lay direction of the rope sheath 2 is the same, and the high-strength fiber strands are 8, 12, 16 or 24.
The high-strength fiber at least comprises one of nylon, terylene, aramid fiber and HMPE.
A manufacturing method of an anti-diagonal tear rope comprises the following steps:
step a, selecting fibers: selecting at least one high-strength fiber;
step b, rope core stranding: selecting a plurality of high-strength fibers, and twisting the high-strength fibers on a full-automatic stranding machine to obtain rope core plied yarns with a certain length, wherein the half number of the high-strength fibers is in an S twisting direction, and the half number of the high-strength fibers is in a Z twisting direction;
step c, manufacturing a rope core: weaving half of the S-direction core strands and half of the Z-direction core strands into a rope core 1 on a high-speed weaving machine;
step d, weaving the anti-diagonal tension component: selecting high-strength fibers to weave a plurality of sheaths, wherein the included angle between the axial direction of the fibers and the acute angle of the horizontal plane is 30-60 degrees, the thickness of the sheaths is 1/4-2/3 of the thickness of a prefabricated rope sheath, the inner diameter of the sheaths is consistent with the diameter of the rope core 1 in a tension-free state, and the length of the sheaths is 5-10 times of the diameter of the rope core 1;
step e, arranging an anti-diagonal pulling component: under the condition that tension is applied to the rope core 1, the rope core 1 penetrates through a plurality of anti-diagonal tension components 3, the distance between every two adjacent anti-diagonal tension components is at least 4 times of the diameter of the rope core, and the anti-diagonal tension components are arranged at equal intervals; the applied tension of the rope core 1 is 5-10% of the breaking strength of the rope core.
Step f, doubling and twisting the rope and the leather: selecting a plurality of high-strength fibers, twisting the high-strength fibers on a full-automatic ring twisting machine to obtain rope skin folded yarns with a certain length, and dividing the rope skin folded yarns into an S twisting direction and a Z twisting direction;
step g, pre-weaving the skin strands: pre-weaving the prepared rope skin compound yarns into yarn tubes which accord with a spindle of a high-speed braiding machine on a full-automatic pre-weaving machine according to a given length, wherein half of the yarn tubes are in an S twisting direction, and half of the yarn tubes are in a Z twisting direction;
step h, rope manufacturing: the obtained yarn tube is used as a rope sheath knitting element, and the yarn tube is knitted outside a rope core 1 with an anti-diagonal pulling component 3 on a high-speed knitting machine according to the condition that half of yarn tube travels clockwise and half of yarn tube travels anticlockwise to form a rope sheath 2, and the rope sheath 2 covers the rope core 1 to form a whole rope at one 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 (8)
1. The utility model provides an anti cable-stayed tear rope which characterized in that: the anti-cable-stayed component comprises a rope core, a rope sheath and an anti-cable-stayed component between the rope core and the rope sheath, wherein the anti-cable-stayed component is a plurality of sections, and the anti-cable-stayed component is sleeved on the rope core and arranged at equal intervals.
2. The cable for resisting diagonal tear according to claim 1, wherein: the anti-diagonal pulling component is a high-strength fiber sheath, and an acute angle included angle between the axial direction of fibers forming the high-strength fiber sheath and the horizontal plane is 30-60 degrees.
3. The cable for resisting diagonal tear according to claim 1, wherein: the inner diameter of the anti-diagonal pulling part is consistent with the diameter of the rope core.
4. The cable for resisting diagonal tear according to claim 1, wherein: the thickness of the anti-diagonal tension component is 1/4-2/3 of the thickness of the rope skin.
5. The cable for resisting diagonal tear according to claim 1, wherein: the length of the anti-diagonal tension component is 5-10 times of the diameter of the rope core.
6. The cable for resisting diagonal tear according to claim 1, wherein: the length of the rope core covered by the anti-diagonal tension component accounts for 40-70% of the total length of the rope core.
7. The cable for resisting diagonal tear according to claim 1, wherein: the rope core and the rope sheath comprise a plurality of strands formed by twisting high-strength fibers, and the rope core and the rope sheath comprise high-strength fiber strands in an S twisting direction and high-strength fiber strands in a Z twisting direction; the number of the high-strength fiber strands in the S twisting direction and the Z twisting direction of the rope core is the same, and the high-strength fiber strands are 4, 6 or 8; the number of the high-strength fiber strands in the S-lay direction and the Z-lay direction of the rope sheath is the same, and the high-strength fiber strands are 8, 12, 16 or 24.
8. The cable for resisting diagonal tear according to claim 2 or 7, wherein: the high-strength fiber at least comprises one of nylon, terylene, aramid fiber and HMPE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980668.5U CN210315035U (en) | 2019-06-27 | 2019-06-27 | Cable capable of resisting diagonal tear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920980668.5U CN210315035U (en) | 2019-06-27 | 2019-06-27 | Cable capable of resisting diagonal tear |
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| Publication Number | Publication Date |
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| CN210315035U true CN210315035U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920980668.5U Active CN210315035U (en) | 2019-06-27 | 2019-06-27 | Cable capable of resisting diagonal tear |
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| CN (1) | CN210315035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258147A (en) * | 2019-06-27 | 2019-09-20 | 鲁普耐特集团有限公司 | A kind of anti-oblique pull tearing rope and preparation method thereof |
-
2019
- 2019-06-27 CN CN201920980668.5U patent/CN210315035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258147A (en) * | 2019-06-27 | 2019-09-20 | 鲁普耐特集团有限公司 | A kind of anti-oblique pull tearing 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 |
Denomination of utility model: A kind of diagonal tension and tear resistant rope Effective date of registration: 20221225 Granted publication date: 20200414 Pledgee: Taian Bank Co.,Ltd. Daizong sub branch Pledgor: ROPENET GROUP Co.,Ltd. Registration number: Y2022980027536 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |