CN219017289U - Control cable - Google Patents
Control cable Download PDFInfo
- Publication number
- CN219017289U CN219017289U CN202320305791.3U CN202320305791U CN219017289U CN 219017289 U CN219017289 U CN 219017289U CN 202320305791 U CN202320305791 U CN 202320305791U CN 219017289 U CN219017289 U CN 219017289U
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- Prior art keywords
- layer
- soft
- compression
- core unit
- resistant
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- 239000004020 conductor Substances 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 25
- 238000007906 compression Methods 0.000 claims abstract description 25
- 239000002131 composite material Substances 0.000 claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 241000256602 Isoptera Species 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 7
- 239000010949 copper Substances 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000003063 flame retardant Substances 0.000 claims description 10
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 5
- 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 description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000013536 elastomeric material Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 239000013013 elastic material Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000257303 Hymenoptera Species 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a control cable, which comprises a cable core unit, and a compression-resistant layer, a wrapping tape layer, an inner shielding layer, a rat and termite resistant armor layer, an outer shielding layer and a composite sheath which are coaxially arranged outside the cable core unit in sequence, wherein the cable core unit consists of seven soft conductors and an insulating layer extruded outside each soft conductor, and the soft conductors are multi-strand soft copper conductors; a plurality of caulking grooves are formed in the inner wall of the compression-resistant layer, the compression-resistant layer is extruded outside the cable core unit, and the insulating layer of each soft conductor is tightly attached to the groove wall of the corresponding caulking groove. The utility model improves the problems of defects of a cable arrangement structure, defects of fire and high temperature performance in the prior art, and the like, and has the advantages of bearing protection, self high temperature resistance and the like.
Description
Technical Field
The utility model relates to the technical field of control cables, in particular to a control cable.
Background
The control cable is applicable to industrial and mining enterprises, energy traffic departments, control lines with the alternating current rated voltage below 450/750V and the like, is used for transmitting control signals, and mainly solves the problems of weak transmission signals, signal interference, signal distortion and the like.
The cable of prior art mainly comprises heart yearn, insulating layer and shielding layer and sheath, and the sheath parcel is in the outermost side of cable, and the effect of sheath is to avoiding external environment to the influence of carried signal. Therefore, the sheath layer plays an important role in the cable, and the control cable in the prior art has the defect problem in the aspect of related structure, so that the cable is broken and broken, the transmission signal is unstable or the signal is interrupted, and the control cable is deficient in fire and high temperature.
Aiming at the technical problems, the utility model discloses a control cable which has the advantages of bearing protection, self high temperature resistance and the like.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a control cable which solves the problems that the cable arrangement structure in the prior art has defects and is deficient in performance under the conditions of external pressure and high temperature. The utility model has the advantages of bearing protection, self high temperature resistance and the like.
The utility model is realized by the following technical scheme: the utility model discloses a control cable, which comprises a cable core unit, and a compression-resistant layer, a wrapping tape layer, an inner shielding layer, a rat and termite resistant armor layer, an outer shielding layer and a composite sheath which are coaxially arranged outside the cable core unit in sequence, wherein the cable core unit consists of seven soft conductors and an insulating layer extruded outside each soft conductor, and the soft conductors are multi-strand soft copper conductors; a plurality of caulking grooves are formed in the inner wall of the compression-resistant layer, the compression-resistant layer is extruded outside the cable core unit, and the insulating layer of each soft conductor is tightly attached to the groove wall of the corresponding caulking groove.
Further, in order to improve the stability of the inner core, the compression-resistant layer is made of a fire-retardant elastic material.
Furthermore, in order to have good cold resistance and electrical performance and stable chemical property, the insulating layer is made of soft polyvinyl chloride material.
Further, in order to make the cable internal structure compact, the compressive strength is strong, and the band layer is the polyester tape, and band layer, interior shielding layer, anti rat and ant armor, outer shielding layer are coaxial around wrapping in proper order in compressive layer outside.
Further, in order to enable the outer sheath to have a heat insulation effect, the influence of external environmental factors on the cable core is reduced, the composite sheath is extruded outside the outer shielding layer, and a heat insulation layer is further arranged in the composite sheath.
Furthermore, in order to ensure that the outer sheath has the characteristics of good flame retardance, corrosion resistance and good heat tolerance, the composite sheath is made of a soft flame-retardant polyvinyl chloride material, and the heat insulation layer is made of a ceramic polyolefin material.
Furthermore, in order to ensure that the shielding layer has the characteristics of shielding, good flexibility, light specific gravity and the like, the inner shielding layer and the outer shielding layer are both woven by tinned copper wires.
The utility model has the following advantages:
the utility model adopts the fire-retardant elastic material to make the compression-resistant layer, through caulking groove and conductor are clung, can polymerize seven conductors, avoid the situation of uneven bearing caused by dispersing after being stressed outward, have better resilience pressure-resistant ability, promote the inner core stability, the band layer adopts the polyester tape, the band layer, the inner shielding layer, the anti-rat and ant armor layer, the outer shielding layer is coaxial around wrapping outside the compression-resistant layer in proper order, make the cable internal compact structure, the compressive resistance is strong, the inner shielding layer, the outer shielding layer all adopt tinned copper wire to weave and make, make the shielding layer have shielding, the pliability is good, characteristics such as the proportion is light, the composite sheath is crowded wraps outside the outer shielding layer, still be equipped with the insulating layer in the composite sheath, make the outer sheath possess thermal insulation effect, reduce the influence of external environment factor to the cable core, the composite sheath adopts soft fire-retardant polyvinyl chloride material to make, make the outer sheath have good fire resistance, corrosion resistance, the characteristics of thermal tolerance is good, the insulating layer greatly enhances the fire resistance of cable, can make the cable adapt to different operation environment, make the cable have better shock resistance, easy whole cable has the flexible cable of weight and the whole cable has the elasticity of compression-resistant.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
In the figure: 1. a cable core unit; 2. a compression-resistant layer; 3. an inner shielding layer; 4. an armor layer for resisting mice and ants; 5. an outer shielding layer; 6. a composite sheath; 7. a soft conductor; 8. an insulating layer; 9. a caulking groove; 10. a tape layer; 11. and a heat insulation layer.
Detailed Description
The following detailed description of embodiments of the present utility model, which are given by taking the technical solution of the present utility model as a premise, gives detailed embodiments and specific operation procedures, but the scope of the present utility model is not limited to the following embodiments, and in the description of the present utility model, words indicating orientation or positional relationship like "front", "rear", "left", "right", etc. are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
The utility model provides a technical scheme that: the control cable comprises a cable core unit 1, a compression-resistant layer 2, a wrapping tape layer 10, an inner shielding layer 3, a rat and termite resistant armor layer 4, an outer shielding layer 5 and a composite sheath 6 which are coaxially arranged outside the cable core unit 1 in sequence, wherein the cable core unit 1 consists of seven soft conductors 5 and an insulating layer 8 extruded outside each soft conductor 7, and the soft conductors 5 are multi-strand soft copper conductors; the inner wall of the compression-resistant layer 2 is provided with a plurality of caulking grooves 9, the compression-resistant layer 2 is extruded outside the cable core unit 1, and the outer of the insulating layer 8 of each soft conductor 5 is tightly attached to the groove wall of the corresponding caulking groove 9.
As shown in fig. 1 and 2, the compression layer 2 is made of fire-retardant elastic material, and is tightly attached to the conductors through the caulking grooves 9, so that seven conductors can be polymerized, the situation of uneven pressure bearing caused by dispersion after external pressure is avoided, the rebound compression resistance is good, and the stability of the inner core is improved.
As shown in fig. 1 and 2, the insulating layer 8 is made of a soft polyvinyl chloride material, so that the insulating layer 8 has tensile strength, bending strength and impact toughness, soft texture, friction resistance, deflection resistance, low water absorption, easy processing and forming, good cold resistance and electrical performance, and stable chemical property.
As shown in fig. 1 and 2, the wrapping band layer 10 is a polyester band, and the wrapping band layer 10, the inner shielding layer 3, the rat and termite resistant armor layer 4 and the outer shielding layer 5 are coaxially and sequentially wrapped outside the compression layer 2, so that the cable has a compact internal structure and strong compression resistance.
As shown in fig. 1 and 2, the composite sheath 6 is extruded outside the outer shielding layer 5, and a heat insulation layer 11 is further arranged in the composite sheath 6, so that the outer sheath has a heat insulation effect, and the influence of external environmental factors on the cable core is reduced.
As shown in fig. 1 and 2, the composite sheath 6 is made of a soft flame-retardant polyvinyl chloride material, and the heat insulation layer 11 is made of a ceramic polyolefin material, so that the outer sheath has the characteristics of good flame retardance, corrosion resistance and good heat resistance, and the heat insulation layer 11 greatly enhances the fire resistance of the cable.
As shown in fig. 1 and 2, the inner shielding layer 3 and the outer shielding layer 5 are both made of tin-plated copper wires by braiding, so that the shielding layers have the characteristics of shielding, good flexibility, light specific gravity and the like.
The principle of the utility model is as follows:
the cable core unit 1 and the compression resistant layer 2, the wrapping tape 10, the inner shielding layer 3, the rat and termite resistant armor layer 4, the outer shielding layer 5 and the composite sheath 6 which are coaxially arranged outside the cable core unit 1 in sequence, wherein the compression resistant layer 2 is made of a fire-retardant elastic material, seven conductors can be polymerized through the caulking grooves 9 and are tightly attached to the conductors, the situation of uneven pressure bearing caused by dispersion after external pressure is avoided, the cable core unit has better rebound pressure resistance, the stability of an inner core is improved, the wrapping tape 10 is made of a polyester tape, the wrapping tape 10, the inner shielding layer 3, the rat and termite resistant armor layer 4 and the outer shielding layer 5 are coaxially and sequentially wrapped outside the compression resistant layer 2, the cable is made of a compact structure, the pressure resistance is strong, the inner shielding layer 3 and the outer shielding layer 5 are made of tinned copper wires, the shielding layer is made of shielding, the characteristics of good flexibility, the specific gravity is light and the like, the composite sheath 6 is extruded outside the outer shielding layer 5, the composite sheath 6 is also provided with the heat insulation layer 11, the influence of external environment factors on the cable core is reduced, the composite sheath 6 is made of a soft flame-retardant polyvinyl chloride material, the heat insulation layer 11 is made of a ceramic material, the whole cable has high heat resistance performance, and the whole cable has high heat resistance, and can resist performance, and has high heat resistance, and can resist, and has high heat resistance.
Claims (7)
1. The control cable comprises a cable core unit, and a compression-resistant layer, a wrapping tape layer, an inner shielding layer, a rat and termite resistant armor layer, an outer shielding layer and a composite sheath which are coaxially arranged outside the cable core unit in sequence, and is characterized in that the cable core unit consists of seven soft conductors and an insulating layer extruded outside each soft conductor, and the soft conductors adopt a plurality of soft copper conductors; the inner wall of the compression-resistant layer is provided with a plurality of caulking grooves, the compression-resistant layer is extruded outside the cable core unit, and each insulating layer of the soft conductor is tightly attached to the corresponding caulking groove wall.
2. A control cable according to claim 1, wherein said pressure resistant layer is made of a fire retardant elastomeric material.
3. A control cable according to claim 1, wherein the insulating layer is made of a soft polyvinyl chloride material.
4. The control cable of claim 1, wherein the tape layer is a polyester tape, and the tape layer, the inner shielding layer, the rat and termite resistant armor layer, and the outer shielding layer are coaxially and sequentially wrapped around the compression resistant layer.
5. A control cable according to claim 1 wherein the composite sheath is extruded over the outer shield and a thermal insulation layer is provided within the composite sheath.
6. A control cable according to claim 1 wherein the composite sheath is made of a soft flame retardant polyvinyl chloride material and the insulating layer is made of a ceramic polyolefin material.
7. A control cable according to claim 1, wherein the inner and outer shields are woven from tinned copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320305791.3U CN219017289U (en) | 2023-02-21 | 2023-02-21 | Control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320305791.3U CN219017289U (en) | 2023-02-21 | 2023-02-21 | Control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219017289U true CN219017289U (en) | 2023-05-12 |
Family
ID=86234607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320305791.3U Active CN219017289U (en) | 2023-02-21 | 2023-02-21 | Control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219017289U (en) |
-
2023
- 2023-02-21 CN CN202320305791.3U patent/CN219017289U/en active Active
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