CN213635440U - Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable - Google Patents
Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable Download PDFInfo
- Publication number
- CN213635440U CN213635440U CN202023238643.XU CN202023238643U CN213635440U CN 213635440 U CN213635440 U CN 213635440U CN 202023238643 U CN202023238643 U CN 202023238643U CN 213635440 U CN213635440 U CN 213635440U
- Authority
- CN
- China
- Prior art keywords
- layer
- tensile
- control cable
- cores
- circle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 33
- 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 title claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229920003020 cross-linked polyethylene Polymers 0.000 title claims abstract description 19
- 239000004703 cross-linked polyethylene Substances 0.000 title claims abstract description 19
- 239000000779 smoke Substances 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims abstract description 13
- 239000010949 copper Substances 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 229920001971 elastomer Polymers 0.000 claims abstract description 6
- 239000000806 elastomer Substances 0.000 claims abstract description 6
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 7
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 7
- 229920006231 aramid fiber Polymers 0.000 claims description 6
- 238000009941 weaving Methods 0.000 claims description 5
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 92
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a cross-linked polyethylene insulated copper wire shielded low-smoke halogen-free flame-retardant environment-friendly control cable, which comprises a cable core, and a belting layer, a shielding layer, a buffer layer, an inner liner layer, an armor layer, a tensile layer and a sheath layer which are sequentially coated outside the cable core; the cable core is formed by twisting copper conductors coated with insulating layers, a circle of first toughening cores and a circle of first tensile cores are embedded in the cable core at intervals, and a flame-retardant filling layer is arranged between the cable core and the belting layer; the section of the buffer layer is in a wave ring shape, the buffer layer is made of TPU elastomer materials, a circle of spaced first accommodating cavities are formed between the buffer layer and the shielding layer, second tensile cores are embedded in the first accommodating cavities, a circle of spaced second accommodating cavities are formed between the buffer layer and the inner lining layer, and second toughening cores are embedded in the second accommodating cavities; a circle of third tensile cores are embedded in the sheath layer at intervals. The utility model discloses aim at solving among the prior art problem that control cable's compressive property is poor, tensile strength is poor and toughness is poor.
Description
Technical Field
The utility model relates to a control cable technical field especially relates to a fire-retardant environmental protection control cable of low smoke and zero halogen of insulating copper wire shielding of crosslinked polyethylene.
Background
The control cable is suitable for industrial and mining enterprises, energy traffic departments, control and protection circuits with the alternating current rated voltage below 450/750 volts, and the like. Control cables are used in electrical power system trunks to transmit and distribute high power electrical energy, and the control cables transmit electrical energy directly from distribution points of the electrical power system to power supply connections of various consumer appliances. Therefore, the control cable has higher requirements on the working stability under various environments.
The compression resistance and tensile resistance of the existing flame-retardant control cable are poor, the toughness is poor, when the control cable is extruded by external force or pulled by external force, the control cable is easy to deform, and the conditions of damage and fracture can be easily caused by the protective layer and the conductor inside the control cable, so that the normal use of the cable is influenced.
To above technical problem, the utility model discloses a fire-retardant environmental protection control cable of low smoke and zero halogen of insulating copper wire shielding of crosslinked polyethylene, the utility model has the advantages of compressive property and tensile property, improvement control cable's toughness that improve control cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a fire-retardant environmental control cable of crosslinked polyethylene insulating copper wire shielding low smoke and zero halogen to solve among the prior art fire-retardant control cable's resistance to compression and tensile performance poor, toughness is poor, and when the cable received external force and dragged, the inside protective layer of control cable and conductor all can appear damaged, the cracked condition, thereby influenced technical problem such as the normal use of cable, the utility model has the advantages of improve the compressive property and the tensile strength of control cable, improve the toughness of control cable.
The utility model discloses a following technical scheme realizes: the utility model discloses a cross-linked polyethylene insulated copper wire shielded low-smoke halogen-free flame-retardant environment-friendly control cable, which comprises a cable core, and a belting layer, a shielding layer, a buffer layer, an inner liner layer, an armor layer, a tensile layer and a sheath layer which are sequentially coated outside the cable core, wherein the shielding layer is formed by weaving copper wires, and the sheath layer is made of flame-retardant polyolefin material; the cable core is formed by twisting copper conductors coated with an insulating layer, the insulating layer is made of cross-linked polyethylene materials, a circle of first toughening cores and a circle of first tensile cores are embedded in the cable core at intervals, the first tensile cores are positioned on the outer sides of the first toughening cores, and a flame-retardant filling layer is further arranged between the cable core and the belting layer; the section of the buffer layer is in a shape of a wavy ring, the buffer layer is made of TPU (thermoplastic polyurethane) elastomer material, the inner side of the buffer layer is in close contact with the shielding layer, a circle of spaced first accommodating cavities are formed between the buffer layer and the shielding layer, second tensile cores are embedded in the first accommodating cavities, the outer side of the buffer layer is in close contact with the inner liner layer, a circle of spaced second accommodating cavities are formed between the buffer layer and the inner liner layer, and second toughening cores are embedded in the second accommodating cavities; a circle of third tensile cores are embedded in the sheath layer at intervals.
Preferably, in order to improve the toughness of the control cable, the first toughening core and the second toughening core are both made of nylon materials.
Preferably, in order to improve the tensile property of the control cable, the first tensile core, the second tensile core and the third tensile core are aramid fiber ropes.
Preferably, in order to improve the flame retardant performance of the control cable, the flame retardant filling layer is filled with a flame retardant rope.
Preferably, the belting layer is formed by wrapping a polyester belting.
Preferably, the inner liner is formed by wrapping a PVC belt.
Preferably, the armor layer is formed by wrapping galvanized steel strips.
Preferably, in order to improve the tensile property of the control cable, the tensile layer is formed by weaving aramid fibers.
The utility model has the advantages of it is following:
(1) in the utility model, a buffer layer is arranged between the shielding layer and the inner liner layer, the cross section of the buffer layer is in a shape of a wave ring, and the buffer layer is made of TPU elastomer material, so that the pressure on the control cable is well buffered through the buffer layer, the structure in the control cable is well protected, and the compression resistance of the control cable is improved;
(2) in the utility model, a circle of first tensile core is embedded in the cable core, a circle of spaced first holding cavity is formed between the buffer layer and the shielding layer, a circle of second tensile core is embedded in the first holding cavity, a circle of third tensile core is embedded in the sheath layer at intervals, and a tensile layer is arranged between the armor layer and the sheath layer, so that the tensile property of the control cable is obviously improved;
(3) the utility model discloses in, still inlay in the cable core and be equipped with first toughening core, be formed with round spaced second holding chamber between buffer layer and the inner liner, second holding intracavity inlays and is equipped with the second toughening core to show the toughness that has promoted control cable.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is an enlarged schematic view of a structure in fig. 1.
In the figure: 1. a cable core; 11. an insulating layer; 12. a copper conductor; 13. a first toughening core; 14. a first tensile core; 2. a belting layer; 3. a shielding layer; 4. a buffer layer; 41. a first accommodating cavity; 42. a second accommodating cavity; 5. an inner liner layer; 6. an armor layer; 7. a tensile layer; 8. a sheath layer; 81. a third tensile core; 9. a flame retardant filler layer; 10. a second tensile core; 100. a second toughening core.
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 a cross-linked polyethylene insulated copper wire shielded low-smoke halogen-free flame-retardant environment-friendly control cable, which comprises a cable core 1, and a belting layer 2, a shielding layer 3, a buffer layer 4, an inner liner layer 5, an armor layer 6, a tensile layer 7 and a sheath layer 8 which are sequentially coated outside the cable core 1, wherein the belting layer 2 is formed by wrapping polyester belting, the shielding layer 3 is formed by weaving copper wires, the inner liner layer 5 is formed by wrapping PVC (polyvinyl chloride) belts, the armor layer 6 is formed by wrapping galvanized steel belts, the tensile layer 7 is formed by weaving aramid fibers, and the sheath layer 8 is made of a flame-retardant polyolefin material; the cable core 1 is formed by twisting copper conductors 12 coated with an insulating layer 11, the insulating layer 11 is made of a cross-linked polyethylene material, a circle of first toughening cores 13 and a circle of first tensile cores 14 are embedded in the cable core 1 at intervals, the first tensile cores 14 are positioned on the outer sides of the first toughening cores 13, a flame-retardant filling layer 9 is further arranged between the cable core 1 and the belting layer 2, and the flame-retardant filling layer 9 is formed by filling flame-retardant ropes; the section of the buffer layer 4 is in a shape of a wave ring, and the buffer layer 4 is made of TPU elastomer material; as shown in fig. 2, the inner side of the buffer layer 4 is in close contact with the shielding layer 3, a circle of spaced first accommodating cavities 41 is formed between the buffer layer 4 and the shielding layer 3, second tensile cores 10 are embedded in the first accommodating cavities 41, the outer side of the buffer layer 4 is in close contact with the lining layer 5, a circle of spaced second accommodating cavities 42 is formed between the buffer layer 4 and the lining layer 5, second toughening cores 100 are embedded in the second accommodating cavities 42, and the first toughening cores 13 and the second toughening cores 100 are both made of nylon materials; as shown in fig. 1, a circle of third tensile core 81 is embedded in the sheath layer 8 at intervals, and the first tensile core 14, the second tensile core 10 and the third tensile core 81 are all aramid fiber ropes.
The principle of the utility model is as follows: in the utility model, the buffer layer 4 is arranged between the shielding layer 3 and the inner liner layer 5, the section of the buffer layer 4 is in a shape of a wave ring, and the buffer layer 4 is made of TPU elastomer material, so that the pressure on the control cable is buffered through the buffer layer 4, the structure in the control cable is protected well, and the compression resistance of the control cable is improved; in the utility model, a circle of first tensile core 14 is embedded in the cable core 1, a circle of spaced first accommodating cavity 41 is formed between the buffer layer 4 and the shielding layer 3, a circle of second tensile core 10 is embedded in the first accommodating cavity 41, a circle of third tensile core 81 is embedded in the sheath layer 8 at intervals, and a tensile layer 7 is arranged between the armor layer 6 and the sheath layer 8, so that the tensile property of the control cable is obviously improved; the utility model discloses in, still inlay in the cable core 1 and be equipped with first toughening core 13, be formed with round spaced second holding chamber 42 between buffer layer 4 and the inner liner 5, the embedded second toughening core 100 that is equipped with in second holding chamber 42 to show the toughness that has promoted control cable.
Claims (8)
1. The cross-linked polyethylene insulated copper wire shielded low-smoke halogen-free flame-retardant environment-friendly control cable is characterized by comprising a cable core, and a belting layer, a shielding layer, a buffer layer, an inner liner layer, an armor layer, a tensile layer and a sheath layer which are sequentially coated outside the cable core, wherein the shielding layer is formed by weaving copper wires, and the sheath layer is made of a flame-retardant polyolefin material;
the cable core is formed by twisting copper conductors coated with an insulating layer, the insulating layer is made of cross-linked polyethylene materials, a circle of first toughening cores and a circle of first tensile cores are embedded in the cable core at intervals, the first tensile cores are positioned on the outer side of the first toughening cores, and a flame-retardant filling layer is further arranged between the cable core and the belting layer;
the section of the buffer layer is in a shape of a wavy ring, the buffer layer is made of TPU (thermoplastic polyurethane) elastomer material, the inner side of the buffer layer is in close contact with the shielding layer, a circle of spaced first accommodating cavities are formed between the buffer layer and the shielding layer, second tensile cores are embedded in the first accommodating cavities, the outer side of the buffer layer is in close contact with the inner lining layer, a circle of spaced second accommodating cavities are formed between the buffer layer and the inner lining layer, and second tensile cores are embedded in the second accommodating cavities;
and a circle of third tensile cores are embedded in the sheath layer at intervals.
2. The cross-linked polyethylene insulated copper wire-shielded low-smoke halogen-free flame-retardant environment-friendly control cable according to claim 1, wherein the first toughening core and the second toughening core are both made of nylon materials.
3. The cross-linked polyethylene insulated copper wire-shielded low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the first tensile core, the second tensile core and the third tensile core are aramid fiber ropes.
4. The cross-linked polyethylene insulated copper wire-shielded low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the flame-retardant filling layer is filled with flame-retardant ropes.
5. The cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the wrapping layer is formed by wrapping polyester wrapping tapes.
6. The cross-linked polyethylene insulated copper wire-shielded low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the inner liner is formed by wrapping a PVC tape.
7. The cross-linked polyethylene insulated copper wire-shielded low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the armor layer is formed by wrapping galvanized steel strips.
8. The cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable as claimed in claim 1, wherein the tensile layer is woven by aramid fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238643.XU CN213635440U (en) | 2020-12-29 | 2020-12-29 | Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238643.XU CN213635440U (en) | 2020-12-29 | 2020-12-29 | Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213635440U true CN213635440U (en) | 2021-07-06 |
Family
ID=76641529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023238643.XU Active CN213635440U (en) | 2020-12-29 | 2020-12-29 | Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213635440U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
| 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 |
| CN115346716A (en) * | 2022-07-14 | 2022-11-15 | 昆明三川电线电缆有限公司 | High-flexibility low-capacitance special cable for signal transmission |
-
2020
- 2020-12-29 CN CN202023238643.XU patent/CN213635440U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
| CN114420349B (en) * | 2022-01-25 | 2023-10-24 | 通鼎互联信息股份有限公司 | High-resistance Wen Rouruan type control cable for automobile baking varnish house |
| 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 |
| CN115346716A (en) * | 2022-07-14 | 2022-11-15 | 昆明三川电线电缆有限公司 | High-flexibility low-capacitance special cable for signal transmission |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213635440U (en) | Cross-linked polyethylene insulated copper wire shielding low-smoke halogen-free flame-retardant environment-friendly control cable | |
| CN214847818U (en) | Silicon rubber insulation control cable | |
| CN212161364U (en) | High-elasticity anti-extrusion fireproof cable | |
| CN211181723U (en) | Reinforced special cable | |
| CN206649924U (en) | A kind of direct current charging cable for electric automobile | |
| CN213277546U (en) | Automobile charging cable suitable for high-temperature and low-temperature environment | |
| CN214796831U (en) | Environment-friendly shielding control cable | |
| CN213583206U (en) | Polyethylene insulation polyvinyl chloride sheath aluminum-plastic composite tape shielding compensation cable | |
| CN219202795U (en) | A multi-core soft conductor cable without sheath | |
| CN212874089U (en) | Metal shielding rubber sleeve flexible cable for coal mine frequency conversion device | |
| CN213303697U (en) | Polyolefin insulation polyurethane elastomer sheath flexible photoelectric composite cable | |
| CN210516258U (en) | Intelligent device towline data network cable | |
| CN221632294U (en) | High-toughness flame-retardant power cable | |
| CN210295948U (en) | High temperature resistant fireproof cable | |
| CN213660042U (en) | Crosslinked polyethylene insulated flame-retardant polyvinyl chloride sheath power cable | |
| CN218768811U (en) | Low smoke zero halogen irradiation cross-linked wire shielding protection structure | |
| CN216119611U (en) | Impact-resistant wire and cable | |
| CN221225859U (en) | Composite power cable | |
| CN223333549U (en) | High-strength tensile cable | |
| CN214847791U (en) | Flame-retardant power cable | |
| CN210467400U (en) | Circular cable with copper core and polyvinyl chloride insulating sheath | |
| CN217485104U (en) | Modified polypropylene insulated cable | |
| CN210535403U (en) | Flame-retardant rubber sleeve cable | |
| CN212694871U (en) | A kind of reel cable for offshore, harbour and wharf | |
| CN214705479U (en) | Tensile type shielding flat cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |