CN220208582U - Composite cable with compressive property - Google Patents
Composite cable with compressive property Download PDFInfo
- Publication number
- CN220208582U CN220208582U CN202321090260.3U CN202321090260U CN220208582U CN 220208582 U CN220208582 U CN 220208582U CN 202321090260 U CN202321090260 U CN 202321090260U CN 220208582 U CN220208582 U CN 220208582U
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- CN
- China
- Prior art keywords
- layer
- cable
- sleeve
- elastic
- buffer sleeve
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- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 108
- 230000006835 compression Effects 0.000 claims abstract description 29
- 238000007906 compression Methods 0.000 claims abstract description 29
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000003063 flame retardant Substances 0.000 claims abstract description 23
- 239000011241 protective layer Substances 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 4
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001194 natural rubber Polymers 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 abstract description 8
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 239000000806 elastomer Substances 0.000 abstract description 5
- 230000008093 supporting effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a composite cable with compressive property, and in particular relates to the technical field of cables, which comprises a plurality of cable cores, wherein a filling layer is arranged on the outer sides of the cable cores, an outer layer sleeve is arranged on the outer sides of the filling layer, and consists of a connecting layer positioned on the outer surface of the filling layer, a shielding layer positioned on the outer surface of the connecting layer, an elastic compressive layer positioned on the outer surface of the shielding layer, a first flame-retardant layer positioned on the outer surface of the elastic compressive layer and a protective layer positioned on the outer surface of the first flame-retardant layer; the elastic compression-resistant layer is composed of an inner buffer sleeve, an outer buffer sleeve positioned outside the inner buffer sleeve and a plurality of elastic bodies positioned between the inner buffer sleeve and the outer buffer sleeve. Through setting up interior buffer cover, outer buffer cover and the mutually supporting of its elastomer, thereby the better buffering compressive property that whole cable provided through self deformation and the nature of rubber itself is convenient.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a composite cable with compressive property.
Background
Typically rope-like cables formed by twisting several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a centre, the whole being covered with a highly insulating coating. The cable has an inner energized, outer insulated feature.
With the development of electric power technology, the types of cables are more and more increased, such as household cables for common use or marine cables for offshore use, most of the existing cables are composed of a plurality of cable cores and one or more protective layers positioned outside the cable cores, but as no elastic buffer layer is arranged, the whole cable is full, the deformation buffer property of the whole cable is insufficient, the whole compressive property is general and is easy to damage under the action of external force, and therefore, a composite cable with the compressive property is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the composite cable with the compression resistance, and the inner buffer sleeve, the outer buffer sleeve and the elastic body thereof are matched with each other, so that the better buffering compression resistance is provided for the whole cable through the self deformation and the self property of rubber.
In order to solve the technical problems, the utility model provides the following technical scheme: the composite cable with the compressive property comprises a plurality of cable cores, wherein a filling layer is arranged on the outer sides of the cable cores, an outer layer sleeve is arranged on the outer sides of the filling layer, the outer layer sleeve consists of a connecting layer positioned on the outer surface of the filling layer, a shielding layer positioned on the outer surface of the connecting layer, an elastic compressive layer positioned on the outer surface of the shielding layer, a first flame-retardant layer positioned on the outer surface of the elastic compressive layer and a protective layer positioned on the outer surface of the first flame-retardant layer;
the elastic compression-resistant layer is composed of an inner buffer sleeve, an outer buffer sleeve positioned outside the inner buffer sleeve and a plurality of elastic bodies positioned between the inner buffer sleeve and the outer buffer sleeve.
As a preferable technical scheme of the utility model, the cable core is composed of a core body, an insulating layer positioned outside the core body and a second flame retardant layer positioned outside the insulating layer.
As a preferred technical scheme of the utility model, the elastomer is composed of a support column and two connecting strips connected with the side edges of the support column.
As a preferable technical scheme of the utility model, the first flame retardant layer and the second flame retardant layer are both made of ethylene propylene rubber, the shielding layer is made of copper foil, the filling layer is made of polypropylene foam yarn, the core body is made of tin-plated copper conductor, and the protective layer is made of neoprene.
As a preferred technical scheme of the utility model, the connecting layer is specifically a fixed material belt.
As a preferable technical scheme of the utility model, the plurality of elastic bodies are distributed in a circumferential array by taking the center of the outer layer sleeve as the array center.
As a preferred embodiment of the present utility model, the elastic compression-resistant layer is made of natural rubber.
Compared with the prior art, the utility model has the following beneficial effects:
1. the elastic compression-resistant layer is acted by external force, so that a gap between the inner buffer sleeve and the outer buffer sleeve is filled by the deformed inner buffer sleeve and the deformed outer buffer sleeve, thereby giving the whole cable enough deformation buffer space, simultaneously, the elastic body can deform to buffer, and also play a supporting role, the whole elastic compression-resistant layer and the cable thereof are prevented from being excessively deformed, and after the external force disappears, the elastic body, the outer buffer sleeve and the inner buffer sleeve can be restored to the original state, so that the cable is restored to the original state, and the design not only can buffer the external force to have the compression-resistant function, but also can be quickly restored to the original state;
2. through setting up the elastomer into support column and two connecting strips, the cross-section of wherein the support column is circular, external force in the aspect of the cable that just evenly bears that can be better to can not lead to self damage because of the atress is uneven, and can provide certain supporting property, the cooperation connecting strip simultaneously makes and has certain clearance between support column and interior buffer cover and the outer buffer cover, thereby the elasticity compressive layer of being convenient for warp the buffering, thereby realize compressive property.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the structure of the present utility model shown in FIG. 2 at a partially enlarged scale;
wherein: 1. an outer layer sleeve; 2. a filling layer; 3. a cable core; 4. a protective layer; 5. a first flame retardant layer; 6. an elastic compression layer; 7. a shielding layer; 8. a connection layer; 9. an elastomer; 10. an inner buffer sleeve; 11. a connecting strip; 12. a support column; 13. a second flame retardant layer; 14. an insulating layer; 15. a core; 16. an outer buffer sleeve.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-3, a composite cable with compressive property comprises a plurality of cable cores 3, wherein a filling layer 2 is arranged on the outer side of the cable cores 3, an outer layer sleeve 1 is arranged on the outer side of the filling layer 2, the outer layer sleeve 1 is composed of a connecting layer 8 positioned on the outer surface of the filling layer 2, a shielding layer 7 positioned on the outer surface of the connecting layer 8, an elastic compressive layer 6 positioned on the outer surface of the shielding layer 7, a first flame retardant layer 5 positioned on the outer surface of the elastic compressive layer 6 and a protective layer 4 positioned on the outer surface of the first flame retardant layer 5; the elastic compression-resistant layer 6 is composed of an inner buffer sleeve 10, an outer buffer sleeve 16 positioned outside the inner buffer sleeve 10 and a plurality of elastic bodies 9 positioned between the inner buffer sleeve 10 and the outer buffer sleeve 16; when external force acts on the cable, the cable can firstly act on the protective layer 4 and then be transferred to the first flame-retardant layer 5, the cable has a certain compression-resistant effect on external force through the protective layer 4 and the preliminary deformation buffering of the first flame-retardant layer 5, then the external force acts on the elastic compression-resistant layer 6, the gap between the inner buffer sleeve 10 and the outer buffer sleeve 16 is filled by the deformed inner buffer sleeve 10 and the outer buffer sleeve 16, so that the whole cable is given enough deformation buffering space, meanwhile, the elastic body 9 can deform to buffer, and also plays a supporting role, the whole elastic compression-resistant layer 6 and the cable thereof are prevented from being excessively deformed, and after the external force disappears, the elastic body 9, the outer buffer sleeve 16 and the inner buffer sleeve 10 can be restored to the original state, so that the cable with the elastic compression-resistant layer 6 can be selected according to the fact that the existing cable does not have good compression-resistant performance of a buffer tank, the whole cable can not only buffer the external force, but also can be quickly restored to the original state. The superposition of multiple functional layers enables the cable to be a cable with a composite function, such as good flame retardance and signal interference shielding capability, and good applicability of the composite cable.
The cable core 3 is composed of a core body 15, an insulating layer 14 positioned outside the core body 15 and a second flame-retardant layer 13 positioned outside the insulating layer 14; the cable core 3 mainly relies on the core body 15 for transmitting electrical signals.
The elastic body 9 is composed of a support column 12 and two connecting strips 11 connected with the side edges of the support column 12; the section of the support column 12 is circular, can better and even bear the external force of the cable from various aspects to can not lead to self damage because of the atress is uneven, and can provide certain supporting property, cooperate connecting strip 11 simultaneously, make support column 12 and interior buffer pocket 10 and outer buffer pocket 16 have certain clearance between, thereby be convenient for elasticity compressive layer 6 warp the buffering, thereby realize compressive property.
The plurality of elastic bodies 9 are distributed in a circumferential array by taking the center of the outer layer sleeve 1 as the array center; through setting up evenly distributed's elastomer 9, make whole cable can comparatively even cushion external force to make this cable have better compressive property.
The first flame-retardant layer 5 and the second flame-retardant layer 13 are both made of ethylene propylene rubber, when the first flame-retardant layer 5 is damaged, flame retardance can be carried out through the second flame-retardant layer 13, and the ethylene propylene rubber is utilized to enable the whole cable to have good flame retardance, the shielding layer 7 is made of copper foil, external interference signals can be shielded, the filling layer 2 is made of polypropylene foam wires, the core body 15 is made of tin-plated copper conductors, and the protective layer 4 is made of chloroprene rubber; the neoprene has good heat resistance, good air tightness, good wear resistance, good water resistance and the like, and strong binding force, so that the protective layer 4 has good heat resistance and wear resistance, and can better protect the whole cable, thereby prolonging the service life of the cable. The insulating layer 14 can be made of the existing insulating rubber, and the elastic compression-resistant layer 6 is made of natural rubber; the whole elastic compression-resistant layer 6 is made of the advantages of high elasticity, high stretching strength, excellent tear resistance and electrical insulation, good wear resistance and drought resistance of natural rubber, and the whole elastic compression-resistant layer 6 has good elasticity and compression resistance.
The connecting layer 8 is specifically a fixed material belt; it is convenient to wind and fix a plurality of cable cores 3.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. Composite cable with compressive property, including a plurality of cable core (3), its characterized in that: the cable core (3) is characterized in that a filling layer (2) is arranged on the outer side of each cable core (3), an outer layer sleeve (1) is arranged on the outer side of each filling layer (2), each outer layer sleeve (1) is composed of a connecting layer (8) positioned on the outer surface of each filling layer (2), a shielding layer (7) positioned on the outer surface of each connecting layer (8), an elastic compression-resistant layer (6) positioned on the outer surface of each shielding layer (7), a first flame-retardant layer (5) positioned on the outer surface of each elastic compression-resistant layer (6) and a protective layer (4) positioned on the outer surface of each first flame-retardant layer (5);
the elastic compression-resistant layer (6) is composed of an inner buffer sleeve (10), an outer buffer sleeve (16) positioned on the outer side of the inner buffer sleeve (10) and a plurality of elastic bodies (9) positioned between the inner buffer sleeve (10) and the outer buffer sleeve (16).
2. A composite cable having compression resistance according to claim 1, wherein: the cable core (3) is composed of a core body (15), an insulating layer (14) positioned on the outer side of the core body (15) and a second flame-retardant layer (13) positioned on the outer side of the insulating layer (14).
3. A composite cable having compression resistance according to claim 1 or 2, wherein: the elastic body (9) is composed of a support column (12) and two connecting strips (11) connected with the side edges of the support column (12).
4. A composite cable having compression resistance according to claim 2, wherein: the first flame-retardant layer (5) and the second flame-retardant layer (13) are both made of ethylene propylene rubber, the shielding layer (7) is made of copper foil, the filling layer (2) is made of polypropylene foam yarns, the core body (15) is made of tin-plated copper conductors, and the protective layer (4) is made of neoprene.
5. A composite cable having compression resistance according to claim 3, wherein: the connecting layer (8) is specifically a fixed material belt.
6. A composite cable having compression resistance according to claim 2, wherein: the plurality of elastic bodies (9) are distributed in a circumferential array by taking the center of the outer layer sleeve (1) as the array center.
7. A composite cable having compression resistance according to claim 2, wherein: the elastic compression-resistant layer (6) is made of natural rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090260.3U CN220208582U (en) | 2023-05-09 | 2023-05-09 | Composite cable with compressive property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090260.3U CN220208582U (en) | 2023-05-09 | 2023-05-09 | Composite cable with compressive property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220208582U true CN220208582U (en) | 2023-12-19 |
Family
ID=89144356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321090260.3U Active CN220208582U (en) | 2023-05-09 | 2023-05-09 | Composite cable with compressive property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220208582U (en) |
-
2023
- 2023-05-09 CN CN202321090260.3U patent/CN220208582U/en active Active
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| GR01 | Patent grant |