CN214796831U - Environment-friendly shielding control cable - Google Patents
Environment-friendly shielding control cable Download PDFInfo
- Publication number
- CN214796831U CN214796831U CN202121217115.8U CN202121217115U CN214796831U CN 214796831 U CN214796831 U CN 214796831U CN 202121217115 U CN202121217115 U CN 202121217115U CN 214796831 U CN214796831 U CN 214796831U
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- layer
- buffer
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- environment
- control cable
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 18
- 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 11
- 239000003063 flame retardant Substances 0.000 claims description 11
- 229920006231 aramid fiber Polymers 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 4
- 238000005336 cracking Methods 0.000 claims description 4
- 239000012763 reinforcing filler Substances 0.000 claims description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920002530 polyetherether ketone Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 95
- 230000003139 buffering effect Effects 0.000 description 7
- 239000011324 bead Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Abstract
The utility model discloses an environment-friendly shielding control cable, which comprises a cable core, and a belting layer, a shielding layer, an inner liner layer, an anti-pressure layer, a buffer layer, an anti-crack layer, an armor layer and a sheath layer which are sequentially coated outside the cable core, wherein a filling layer is arranged between the cable core and the belting layer; the cable core is formed by twisting 19 guide cores, the 19 guide cores are divided into three layers of 1, 6 and 12 in number from inside to outside, each guide core comprises a copper conductor and an insulating layer coated outside the copper conductor, and reinforcing filling strips are embedded in the cable core at intervals; a circle of buffer holes are formed in the middle of the buffer layer at intervals, a circle of tensile cores are embedded in the buffer layer at intervals, the tensile cores and the buffer holes are arranged alternately, a circle of convex edges are formed on the inner wall of the buffer layer at intervals, and a buffer groove is formed between every two adjacent convex edges; elastic buffer strips are embedded in the filling layer at intervals. The utility model discloses aim at solving the poor, the poor problem of tensile strength of current control cable compressive property.
Description
Technical Field
The utility model relates to a control cable technical field especially relates to an environment-friendly shielding control cable.
Background
The control cable is suitable for industrial and mining enterprises, energy traffic departments, and occasions such as control and protection circuits with the alternating current rated voltage of below 450/750 volts, has the characteristics of moisture resistance, corrosion resistance, damage resistance and the like, and can be laid in tunnels or cable trenches. Power cables are used in power system trunks to transmit and distribute high power electrical energy, and control cables transmit electrical energy directly from distribution points in the power system to power connection lines of various consumer appliances.
The inner structure of the existing control cable is not compact enough, the compression resistance and the tensile resistance of the cable are poor, when the cable is extruded and pulled by external force frequently, the inner cable core and the outer coating layer are easy to deform, damage or even break, so that safety accidents are easily caused, and the service life of the cable is short.
To above technical problem, the utility model discloses an environment-friendly shielding control cable, the utility model has the advantages of cable inner structure is closely knit, compressive property is good, tensile property is good, long service life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an environment-friendly shielding control cable to solve among the prior art control cable's inner structure closely knit inadequately, the compressive property and the tensile strength of cable are all relatively poor, when the cable frequently receives external force extrusion and drags, its inside cable core and outside coating warp easily, damaged fracture even, thereby cause the incident easily, the short technical problem of life of cable, the utility model has the advantages of cable inner structure is closely knit, compressive property is good, tensile strength is good, long service life.
The utility model discloses a following technical scheme realizes: the utility model discloses an environment-friendly shielding control cable, which comprises a cable core, and a belting layer, a shielding layer, an inner liner layer, an anti-pressure layer, a buffer layer, an anti-crack layer, an armor layer and a sheath layer which are sequentially coated outside the cable core, wherein a filling layer is arranged between the cable core and the belting layer, and the sheath layer is made of low-smoke halogen-free flame-retardant polyolefin material; the cable core is formed by twisting 19 guide cores, the 19 guide cores are divided into three layers of 1, 6 and 12 in number from inside to outside, each guide core comprises a copper conductor and an insulating layer coated outside the copper conductor, and reinforcing filling strips are embedded in the cable core at intervals; the middle part of the buffer layer is provided with a circle of buffer holes at intervals, a circle of tensile core is embedded in the buffer layer at intervals, the tensile core and the buffer holes are alternately arranged, the tensile core is aramid fiber rope, a circle of convex edges are arranged on the inner wall of the buffer layer at intervals, and a buffer groove is formed between two adjacent convex edges; elastic buffer strips are embedded in the filling layer at intervals, and the elastic buffer strips and the buffer layer are both made of TPU elastomer materials.
Preferably, in order to improve the compactness of the internal structure of the control cable and improve the pressure resistance of the control cable, the belting layer is formed by winding a polyester belt.
Preferably, in order to improve the shielding performance of the control cable, the shielding layer is braided by copper wires.
Preferably, in order to improve the flame retardant property of the control cable, the inner liner layer is formed by extruding and wrapping a flame retardant polyvinyl chloride material.
Preferably, in order to improve the compression resistance of the control cable, the compression-resistant layer is made of PEEK material.
Preferably, in order to improve the tensile and crack resistance of the control cable, the crack-resistant layer is woven by aramid fibers.
Preferably, in order to improve the pressure resistance of the cable, the armor layer is formed by wrapping galvanized steel strips.
Preferably, the insulating layer is made of a cross-linked polyethylene material.
Preferably, in order to improve the compactness of the internal structure of the cable, the reinforcing filler strip is made of a nylon material.
Preferably, in order to improve the flame retardant property of the cable, the filling layer is filled with the flame retardant rope.
The utility model has the advantages of it is following:
(1) the utility model discloses in, be provided with the filling layer between cable core and the band layer, the inside of filling layer is inlayed and is equipped with elastic buffer strip, the inside of cable core is inlayed and is equipped with the enhancement filling strip, thereby, the enhancement filling strip inside the cable core plays the internal stay effect, outside band layer, filling layer and elastic buffer strip carry out inseparable cladding to the cable core again, improve the density of cable inner structure, when the cable receives external pressure to make and be difficult to flatten and appear great deformation condition, simultaneously, the enhancement filling strip adopts the nylon materials to make, toughness is good, also improved the toughness of cable;
(2) the utility model discloses in, the outside of inner liner is provided with the higher compressive layer of intensity, the outside of compressive layer is provided with the buffer layer, the middle part interval of buffer layer is provided with round buffering hole, the interval is provided with the round bead on the inner wall of buffer layer, be formed with the dashpot between two adjacent beads, thereby, when the cable receives external pressure, the bead deformation on the buffer layer inner wall extrudees each other, deuterogamy buffering hole, fine buffering external pressure, the compressive layer plays fine pressure-bearing effect, protect the structure of inside, the inside of filling layer is inlayed and is equipped with elastic buffer strip and can further cushion pressure, thereby, the compressive property of cable has been improved;
(3) the utility model discloses in, the inside of buffer layer is still inlayed at the interval and is equipped with round tensile core, and tensile core sets up with the buffering hole in turn, and tensile core is aramid fiber rope, and the outside of buffer layer is provided with the anticracking layer to the tensile strength of cable is good, receives difficult damage, fracture when the external power of dragging when the cable, has prolonged the life of cable.
Drawings
Fig. 1 is a sectional view of the present invention;
fig. 2 is a cross-sectional view of a buffer layer.
In the figure: 1. a cable core; 11. a guide core; 111. a copper conductor; 112. an insulating layer; 2. a belting layer; 3. a shielding layer; 4. an inner liner layer; 5. a pressure resistant layer; 6. a buffer layer; 61. a buffer hole; 62. a tensile core; 63. a rib; 7. an anti-cracking layer; 8. an armor layer; 9. a sheath layer; 10. a filling layer; 100. reinforcing the filler strip; 110. a buffer tank; 120. an elastic cushioning strip.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
Embodiment 1 discloses an environment-friendly shielding control cable, as shown in fig. 1, which includes a cable core 1, and a belting layer 2, a shielding layer 3, an inner liner layer 4, a compression-resistant layer 5, a buffer layer 6, an anti-cracking layer 7, an armor layer 8 and a sheath layer 9 which are sequentially coated outside the cable core 1, wherein a filling layer 10 is arranged between the cable core 1 and the belting layer 2, the filling layer 10 is filled with a flame-retardant rope, the belting layer 2 is formed by winding a polyester tape, the shielding layer 3 is formed by weaving copper wires, the inner liner layer 4 is formed by extruding a flame-retardant polyvinyl chloride material, the compression-resistant layer 5 is made of a PEEK material, the anti-cracking layer 7 is formed by weaving aramid fibers, the armor layer 8 is formed by winding a galvanized steel tape, and the sheath layer 9 is made of a low-smoke halogen-free flame-retardant polyolefin material;
as shown in fig. 1, the cable core 1 is formed by twisting 19 conductive cores 11, the 19 conductive cores 11 are divided into three layers of 1, 6 and 12 in sequence from inside to outside, the conductive core 11 comprises a copper conductor 111 and an insulating layer 112 covering the copper conductor 111, the insulating layer 112 is made of a cross-linked polyethylene material, reinforcing filler strips 100 are embedded in the cable core 1 at intervals, and the reinforcing filler strips 100 are made of a nylon material;
as shown in fig. 1 and 2, a circle of buffer holes 61 are formed at intervals in the middle of the buffer layer 6, a circle of tensile cores 62 is embedded at intervals in the buffer layer 6, the tensile cores 62 and the buffer holes 61 are alternately arranged, the tensile cores 62 are aramid fiber ropes, a circle of convex ribs 63 are formed at intervals on the inner wall of the buffer layer 6, and a buffer groove 110 is formed between two adjacent convex ribs 63;
as shown in fig. 1, elastic buffer strips 120 are embedded at intervals inside the filling layer 10, and both the elastic buffer strips 120 and the buffer layer 6 are made of TPU elastomer materials.
The principle of the utility model is as follows: the utility model discloses in, be provided with filling layer 10 between cable core 1 and band layer 2, elastic buffer strip 120 has been inlayed to the inside of filling layer 10, the inside of cable core 1 is inlayed and is equipped with enhancement filling strip 100, thereby, enhancement filling strip 100 inside cable core 1 plays the internal stay effect, outside band layer 2, filling layer 10 and elastic buffer strip 120 carry out inseparable cladding to cable core 1 again, the density of the internal structure of improvement cable, when the cable receives external pressure to make to be difficult to flatten and appear the great deformation condition, and simultaneously, enhancement filling strip 100 adopts the nylon materials to make, and toughness is good, has also improved the toughness of cable; the utility model discloses in, the higher compressive layer 5 of intensity is provided with in the outside of inner liner 4, the outside of compressive layer 5 is provided with buffer layer 6, the middle part interval of buffer layer 6 is provided with round buffering hole 61, the interval is provided with round bead 63 on the inner wall of buffer layer 6, be formed with dashpot 110 between two adjacent beads 63, thereby, when the cable receives external pressure, bead 63 on the inner wall of buffer layer 6 warp and extrudes each other, deuterogamy buffering hole 61, fine buffering external pressure, compressive layer 5 plays fine pressure-bearing effect, protect the structure of inside, the inside of filling layer 10 is inlayed and is equipped with elastic buffer strip 120 and can further cushion pressure, thereby, the compressive property of cable has been improved; the utility model discloses in, buffer layer 6's inside is still the interval and is inlayed and be equipped with round tensile core 62, and tensile core 62 sets up with buffer hole 61 in turn, and tensile core 62 is aramid fiber rope, and buffer layer 6's outside is provided with anti-splitting layer 7 to the tensile strength of cable is good, receives difficult damage, fracture when the external power of dragging when the cable, has prolonged the life of cable.
Claims (10)
1. An environment-friendly shielding control cable is characterized by comprising a cable core, and a belting layer, a shielding layer, an inner liner layer, a compression resistant layer, a buffer layer, an anti-cracking layer, an armor layer and a sheath layer which are sequentially coated outside the cable core, wherein a filling layer is arranged between the cable core and the belting layer, and the sheath layer is made of a low-smoke halogen-free flame-retardant polyolefin material;
the cable core is formed by twisting 19 guide cores, the 19 guide cores are divided into three layers of 1, 6 and 12 in number from inside to outside, each guide core comprises a copper conductor and an insulating layer coated outside the copper conductor, and reinforcing filling strips are embedded in the cable core at intervals;
the middle part of the buffer layer is provided with a circle of buffer holes at intervals, a circle of tensile cores are embedded in the buffer layer at intervals, the tensile cores and the buffer holes are alternately arranged, the tensile cores are aramid fiber ropes, a circle of convex edges are arranged on the inner wall of the buffer layer at intervals, and a buffer groove is formed between every two adjacent convex edges;
elastic buffer strips are embedded in the filling layer at intervals, and the elastic buffer strips and the buffer layer are made of TPU (thermoplastic polyurethane) elastomer materials.
2. The environment-friendly shielded control cable of claim 1 wherein the tape layer is formed by wrapping a polyester tape.
3. The environment-friendly shielded control cable of claim 1, wherein the shielding layer is braided with copper wires.
4. The environment-friendly shielding control cable of claim 1, wherein the inner liner is extruded from a flame-retardant polyvinyl chloride material.
5. The environment-friendly shielded control cable of claim 1 wherein the compression-resistant layer is made of PEEK.
6. The environment-friendly shielded control cable of claim 1 wherein the crack resistant layer is woven from aramid fibers.
7. The environment-friendly shielded control cable of claim 1, wherein the armor layer is formed by wrapping galvanized steel strips.
8. The environment-friendly shielded control cable of claim 1 wherein the insulating layer is made of cross-linked polyethylene.
9. The environment-friendly shielded control cable of claim 1 wherein the reinforcing filler strip is made of nylon material.
10. The environment-friendly shielded control cable of claim 1, wherein the filler layer is filled with a flame-retardant cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121217115.8U CN214796831U (en) | 2021-06-02 | 2021-06-02 | Environment-friendly shielding control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121217115.8U CN214796831U (en) | 2021-06-02 | 2021-06-02 | Environment-friendly shielding control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214796831U true CN214796831U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121217115.8U Active CN214796831U (en) | 2021-06-02 | 2021-06-02 | Environment-friendly shielding control cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN214796831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883047A (en) * | 2022-06-01 | 2022-08-09 | 无锡市华美电缆有限公司 | Polyethylene insulation low-voltage multi-core shielding control cable |
-
2021
- 2021-06-02 CN CN202121217115.8U patent/CN214796831U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883047A (en) * | 2022-06-01 | 2022-08-09 | 无锡市华美电缆有限公司 | Polyethylene insulation low-voltage multi-core shielding control cable |
| CN114883047B (en) * | 2022-06-01 | 2023-11-07 | 无锡市华美电缆有限公司 | Polyethylene insulation low-voltage multi-core shielding control cable |
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