CN212411618U - High strength resistance to compression cable - Google Patents
High strength resistance to compression cable Download PDFInfo
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- CN212411618U CN212411618U CN202021095794.1U CN202021095794U CN212411618U CN 212411618 U CN212411618 U CN 212411618U CN 202021095794 U CN202021095794 U CN 202021095794U CN 212411618 U CN212411618 U CN 212411618U
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Abstract
The utility model relates to a high strength compression cable belongs to cable material preparation technical field. The high-strength compression-resistant cable comprises a plurality of cable cores, a cable core insulating layer, a metal compression-resistant layer, an arch-shaped compression-resistant layer, a honeycomb hole compression-resistant layer, a foam buffer layer and a cable outer layer in sequence from inside to outside, when the cable is subjected to external pressure, the pressure is firstly buffered and decomposed by the foam buffer layer, then the pressure is further buffered and decomposed by the deformation buffer groove on the surface of the honeycomb pore pressure-resistant layer, and the excellent pressure-resistant performance of the honeycomb pore is utilized, the metal compression-resistant layer is provided with a plurality of convex structures, and the convex structures are arranged on the surface of the metal compression-resistant layer.
Description
Technical Field
The utility model relates to a high strength compression cable belongs to cable material preparation technical field.
Background
The cable is usually a cable similar to a rope formed by twisting several or several groups of wires, each group of wires are insulated with each other and are twisted around a center, the whole outer surface is coated with a highly insulated covering layer, and the cable is erected in the air or arranged underground or underwater and is used for telecommunication or power transmission; when the cable is laid in the river, the river and the seabed, the use of large-span overhead lines can be avoided.
However, the outer layer of the cable is almost made of rubber and plastic materials except the inner lead, although the cable has certain toughness and elasticity, the outer layer has no good pressure resistance, when the cable is locally subjected to larger pressure, the outer layer is easy to cause indentation, even the inner lead is broken, the service life of the cable is influenced,
in view of the above-mentioned drawbacks, the present designer actively makes research and innovation to create a high-strength compression-resistant cable, so that the cable has industrial value.
Disclosure of Invention
In order to solve the technical problem, the utility model aims at providing a high strength resistance to compression cable. The utility model discloses a high strength resistance to compression cable, through setting up the foam buffer layer, honeycomb holes resistance to compression layer and abrupt hunch resistance to compression layer, when the cable receives external pressure, at first cushion the decomposition through the foam buffer layer to pressure, further cushion the decomposition with pressure through the deformation dashpot on honeycomb holes resistance to compression layer surface after that, recycle the excellent compressive property of honeycomb gas pocket, produce corresponding elasticity when receiving external pressure, offset with the pressure that receives, later through the arch synapse that abrupt hunch resistance to compression layer surface will receive the pressure transmission dispersion, finally further resistance to compression is decomposed under the structural action on metal resistance to compression layer, play splendid resistance to compression effect, wide application prospect has.
The utility model relates to a high-strength compression-resistant cable, which comprises a plurality of cable cores, a cable core insulating layer, a metal compression-resistant layer, a convex arch compression-resistant layer, a honeycomb hole compression-resistant layer, a foam buffer layer and a cable outer layer from inside to outside in sequence,
the cable core insulating layer is hot-melted and coated on the surface of the cable core;
the metal compression-resistant layer is tightly sleeved on the surface of the cable core insulating layer;
the convex arch compression-resistant layer is coated on the surface of the metal compression-resistant layer in an interference manner, and a plurality of convex arch synapses are uniformly arranged on the outer surface of the convex arch compression-resistant layer along the central axis direction;
the honeycomb hole pressure-resistant layer is coated on the surface of the convex arch pressure-resistant layer in a mould pressing manner, a plurality of concave semi-cylindrical deformation buffer grooves are uniformly formed in the surface of the honeycomb hole pressure-resistant layer along the direction of a central shaft, and a plurality of regular hexagonal prism-shaped honeycomb air holes are uniformly formed in the honeycomb hole pressure-resistant layer along the direction of the central shaft;
the foam buffer layer is glued on the inner wall of the outer layer of the cable, and the outer layer of the cable is sleeved and coated on the surface of the honeycomb hole compression-resistant layer.
Further, the cable core is made of an oxygen-free copper material.
Furthermore, the cable core insulating layer is made of polyvinyl chloride materials, and the thickness of the cable core insulating layer is 0.2-0.4 mm.
Furthermore, the metal anti-pressure layer is made of a metal copper material, and the thickness of the metal anti-pressure layer is 0.5-0.7 mm.
Furthermore, the convex arch pressure-resistant layer is made of a polyurethane material, the thickness of the convex arch pressure-resistant layer is 2-3 mm, and the height of an arch synapse on the surface of the convex arch pressure-resistant layer is 1-1.5 mm.
Furthermore, the honeycomb hole compression resistant layer is made of a nitrile rubber material, the thickness of the honeycomb hole compression resistant layer is 4-6 mm, the depth of a deformation buffer groove in the surface of the honeycomb hole compression resistant layer is 0.8-1.0 mm, and the side length of a honeycomb pore in the honeycomb hole compression resistant layer is 1-2 mm.
Furthermore, the foam buffer layer is made of polyethylene foam material, and the thickness is 1-2 mm.
Furthermore, the outer layer of the cable is made of polyvinyl chloride materials, and the thickness of the outer layer of the cable is 3-5 mm.
By the scheme, the invention at least has the following advantages:
the utility model discloses a high strength resistance to compression cable, through setting up the foam buffer layer, honeycomb holes resistance to compression layer and abrupt hunch resistance to compression layer, when the cable receives external pressure, at first cushion the decomposition through the foam buffer layer to pressure, further cushion the decomposition with pressure through the deformation dashpot on honeycomb holes resistance to compression layer surface after that, recycle the excellent compressive property of honeycomb gas pocket, produce corresponding elasticity when receiving external pressure, offset with the pressure that receives, later through the arch synapse that abrupt hunch resistance to compression layer surface will receive the pressure transmission dispersion, finally further resistance to compression is decomposed under the structural action on metal resistance to compression layer, play splendid resistance to compression effect, wide application prospect has.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of the high-strength compression-resistant cable of the present invention;
fig. 2 is a sectional view of the high strength compression resistant cable of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the "arch-shaped anti-pressure layer" in the high-strength anti-pressure cable of the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of a "honeycomb-hole pressure-resistant layer" in the high-strength pressure-resistant cable of the present invention;
wherein, in the figure, 1, a cable core; 2. a cable core insulating layer; 3. a metal anti-pressure layer; 4. a convex arch pressure-resistant layer; 5. honeycomb pore pressure-resistant layers; 6. a foam cushioning layer; 7. and an outer layer of cable; 8. an arched synapse; 9. a deformation buffer tank; 10. and (4) honeycomb air holes.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, a high strength compression cable according to a preferred embodiment of the present invention includes a plurality of cable cores 1 made of oxygen-free copper material, a cable core insulating layer 2 made of polyvinyl chloride material and having a thickness of 0.2 to 0.4mm, a metal compression layer 3 made of metal copper material and having a thickness of 0.5 to 0.7mm, a convex compression layer 4 made of polyurethane material and having a thickness of 2 to 3mm, a honeycomb cellular compression layer 5 made of nitrile rubber material and having a thickness of 4 to 6mm, a foam buffer layer 6 made of polyethylene foam material and having a thickness of 1 to 2mm, and a cable outer layer 7 made of polyvinyl chloride material and having a thickness of 3 to 5mm, wherein the cable core insulating layer 2 is thermally fused on the surface of the cable core 1 to perform an insulating function, thereby preventing electromagnetic interference between the cable cores 1; the metal anti-compression layer 3 is tightly pressed and sleeved on the surface of the cable core insulating layer 2, the metal anti-compression layer 3 is made of a metal material, the anti-compression performance is excellent, and the internal anti-compression performance of the cable can be improved from the source due to the arrangement of the metal anti-compression layer; the convex arch pressure-resistant layer 4 is coated on the surface of the metal pressure-resistant layer 3 in an interference manner, a plurality of convex synapses 8 with the convex height of 1-1.5 mm are uniformly arranged on the outer surface of the convex arch pressure-resistant layer 4 along the central axis direction, and the arch shape is used as an excellent pressure-resistant structure, so that the external pressure stress can be dispersed and weakened due to the existence of the arch synapses, and the pressure-resistant effect is achieved; the honeycomb hole compression-resistant layer 5 is coated on the surface of the convex arch compression-resistant layer 4 in a mould pressing mode, a plurality of concave deformation buffer grooves 9 with the semi-cylindrical depth of 0.8-1.0 mm are uniformly formed in the surface of the honeycomb hole compression-resistant layer 5 along the direction of a central shaft, the deformation buffer grooves 9 are arranged, when a cable is subjected to external compression stress, a deformation buffer space can be provided for the honeycomb hole compression-resistant layer 5, so that the compression stress is buffered and decomposed, and further compression resistance is realized, a plurality of regular hexagonal prism-shaped honeycomb air holes 10 with the side length of 1-2 mm are uniformly formed in the honeycomb hole compression-resistant layer 5 along the direction of the central shaft, firstly, the stability of a regular hexagonal honeycomb structure is high, the compression resistance effect is good, in addition, the honeycomb air holes 10 are equivalent to an elastic air bag, corresponding elastic force can be generated when the cable is subjected to the pressure; the foam buffer layer 6 is connected on the outer 7 inner walls of the cable in an adhesive mode, when the cable is subjected to external pressure, the pressure is offset through the foam buffer layer 6, the compression resistance of the cable is improved, the outer 7 of the cable is connected with the honeycomb hole compression-resistant layer 5 in a sleeved mode and is coated on the surface of the honeycomb hole compression-resistant layer, and the compression resistance of the cable is increased to the maximum extent under the synergistic effect of a multilayer compression-resistant structure.
The working principle of the utility model is as follows:
the utility model discloses a high strength resistance to compression cable, through setting up foam buffer layer 6, honeycomb holes compressive layer 5 and abrupt hunch compressive layer 4, when the cable received external pressure, at first cushion through foam buffer layer 6 and decompose pressure, deformation dashpot 9 through honeycomb holes compressive layer 5 surface is further cushioned the decomposition with pressure after that, recycle honeycomb gas pocket 10 excellent compressive property, produce corresponding elasticity when receiving external pressure, offset with the pressure that receives, later through the arch synapse 8 on abrupt hunch compressive layer 4 surface will receive the pressure transmission dispersion, finally further resistance to compression is decomposed under metal compressive layer 3's structural action, play splendid compressive effect, wide application prospect has.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A high strength resistance to compression cable which characterized in that: comprises a plurality of cable cores (1), a cable core insulating layer (2), a metal anti-pressure layer (3), a convex arch anti-pressure layer (4), a honeycomb hole anti-pressure layer (5), a foam buffer layer (6) and a cable outer layer (7) from inside to outside in sequence,
the cable core insulating layer (2) is hot-melted and coated on the surface of the cable core (1);
the metal anti-pressure layer (3) is tightly pressed and sleeved on the surface of the cable core insulating layer (2);
the convex arch pressure-resistant layer (4) is coated on the surface of the metal pressure-resistant layer (3) in an interference manner, and a plurality of convex synapses (8) protruding outwards are uniformly arranged on the outer surface of the convex arch pressure-resistant layer (4) along the central axis direction;
the honeycomb hole pressure-resistant layer (5) is coated on the surface of the convex arch pressure-resistant layer (4) in a mould pressing mode, a plurality of concave semi-cylindrical deformation buffer grooves (9) are uniformly formed in the surface of the honeycomb hole pressure-resistant layer (5) along the direction of a central shaft, and a plurality of regular hexagonal prism-shaped honeycomb air holes (10) are uniformly formed in the honeycomb hole pressure-resistant layer (5) along the direction of the central shaft;
the foam buffer layer (6) is connected to the inner wall of the outer layer (7) of the cable in an adhesive mode, and the outer layer (7) of the cable is sleeved and coated on the surface of the honeycomb hole pressure-resistant layer (5).
2. A high strength crush resistant cable as claimed in claim 1, wherein: the cable core (1) is made of an oxygen-free copper material.
3. A high strength crush resistant cable as claimed in claim 1, wherein: the cable core insulating layer (2) is made of polyvinyl chloride materials, and the thickness of the cable core insulating layer is 0.2-0.4 mm.
4. A high strength crush resistant cable as claimed in claim 1, wherein: the metal anti-pressure layer (3) is made of a metal copper material, and the thickness of the metal anti-pressure layer is 0.5-0.7 mm.
5. A high strength crush resistant cable as claimed in claim 1, wherein: the convex arch pressure-resistant layer (4) is made of a polyurethane material, the thickness of the convex arch pressure-resistant layer is 2-3 mm, and the height of an arch synapse (8) on the surface of the convex arch pressure-resistant layer (4) is 1-1.5 mm.
6. A high strength crush resistant cable as claimed in claim 1, wherein: the honeycomb hole pressure-resistant layer (5) is made of a nitrile rubber material, the thickness of the honeycomb hole pressure-resistant layer is 4-6 mm, the depth of a deformation buffer groove (9) in the surface of the honeycomb hole pressure-resistant layer (5) is 0.8-1.0 mm, and the side length of a honeycomb air hole (10) in the honeycomb hole pressure-resistant layer (5) is 1-2 mm.
7. A high strength crush resistant cable as claimed in claim 1, wherein: the foam buffer layer (6) is made of polyethylene foam materials, and the thickness of the foam buffer layer is 1-2 mm.
8. A high strength crush resistant cable as claimed in claim 1, wherein: the outer layer (7) of the cable is made of polyvinyl chloride materials, and the thickness of the outer layer is 3-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021095794.1U CN212411618U (en) | 2020-06-15 | 2020-06-15 | High strength resistance to compression cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021095794.1U CN212411618U (en) | 2020-06-15 | 2020-06-15 | High strength resistance to compression cable |
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| CN212411618U true CN212411618U (en) | 2021-01-26 |
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| CN202021095794.1U Active CN212411618U (en) | 2020-06-15 | 2020-06-15 | High strength resistance to compression cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296207A (en) * | 2021-06-01 | 2021-08-24 | 杭州富通通信技术股份有限公司 | Pressure-resistant optical cable |
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2020
- 2020-06-15 CN CN202021095794.1U patent/CN212411618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296207A (en) * | 2021-06-01 | 2021-08-24 | 杭州富通通信技术股份有限公司 | Pressure-resistant optical cable |
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