CN218782826U - Environment-friendly cable with flame retardant coating structure - Google Patents
Environment-friendly cable with flame retardant coating structure Download PDFInfo
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- CN218782826U CN218782826U CN202223323822.2U CN202223323822U CN218782826U CN 218782826 U CN218782826 U CN 218782826U CN 202223323822 U CN202223323822 U CN 202223323822U CN 218782826 U CN218782826 U CN 218782826U
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- Prior art keywords
- cable
- layer
- core
- retardant
- fire
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- 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 18
- 239000011248 coating agent Substances 0.000 title claims abstract description 9
- 238000000576 coating method Methods 0.000 title claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 11
- 239000011707 mineral Substances 0.000 claims abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 239000004020 conductor Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000002131 composite material Substances 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
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 24
- 239000012634 fragment Substances 0.000 abstract description 15
- 230000017105 transposition Effects 0.000 abstract description 14
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 12
- 239000001569 carbon dioxide Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an environment-friendly cable with flame retardant coating structure relates to the cable field, including core group, the outer protective sheath of cable core and pack the fire-retardant parcel thing between core group and the outer protective sheath of cable core, the intussuseption of fire-retardant parcel thing is filled and is provided with a plurality of carbon dioxide spaces, be provided with the isolation shell fragment between cable transposition core and the central bracing column, be provided with certain distance between isolation shell fragment and the cable transposition core, the outer protective sheath of cable core includes cable oversheath, steel band armor, fire-retardant insulating layer, mineral oxygen layer, ring band layer that separates, and the one end of the outer protective sheath of cable core is provided with the guard circle. The intussuseption of fire-retardant parcel thing is provided with a plurality of carbon dioxide spaces, and when the cable catches fire, the burning of burning source to inner structure touches the carbon dioxide space, and the carbon dioxide of filling in the space can make the burning source of burning department reduce the oxygen burning, plays the effect of putting out a fire, and the cable can be reduced in the space in addition and the inflation fracture that receives high temperature to produce.
Description
Technical Field
The utility model relates to a cable field, in particular to environment-friendly cable with flame retardant coating structure.
Background
Cables are generally rope-like cables made up of several or groups of at least two conductors twisted together, each group being insulated from one another and often twisted around a center, the entire outer surface being covered with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.
The cable can be on fire under the condition of high-strength power or at high solar temperature, and needs to be equipped with the functions of fire prevention and heat insulation. The cable is sealed and solid in the internal structure, so that expansion and fracture can occur under high temperature, in addition, the distance of the cable is longer in the erection process, the cable core in the cable can be wound along with the influence of wind power, and the current transmission is influenced, so that the invention provides the environment-friendly cable with the fireproof layer structure to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an environment-friendly cable with flame retardant coating structure to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an environment-friendly cable with flame retardant coating structure, includes cable core group, cable core outer protective sheath and fills the fire-retardant parcel thing between cable core group and cable core outer protective sheath, fire-retardant parcel thing intussuseption is provided with a plurality of carbon dioxide spaces, cable core group is including central support column, cable transposition core, isolation shell fragment, the outside of central support column is around being provided with cable transposition core, be provided with isolation shell fragment between cable transposition core and the central support column, be provided with certain distance between isolation shell fragment and the cable transposition core, cable core outer protective sheath includes cable oversheath, steel band armor, fire-retardant insulating layer, mineral oxygen barrier layer, ring band layer, and the one end of cable core outer protective sheath is provided with the guard circle.
Preferably, the outer layer of the cable twisted core is wrapped with a conductor shielding sleeve, and the outer side of the conductor shielding sleeve is sleeved with an insulating sleeve.
Preferably, the outer layer of the central support column is annularly wrapped with an isolation sleeve, and a gap is arranged inside the central support column.
Preferably, the cable core group and the outer layer of the flame-retardant wrapping object are wrapped with an annular wrapping tape layer, the outer layer of the annular wrapping tape layer is provided with a mineral oxygen-insulating layer, the outer layer of the mineral oxygen-insulating layer is wrapped with a flame-retardant heat-insulating layer, the outer layer of the flame-retardant heat-insulating layer is provided with a steel tape armor, and the outer layer of the steel tape armor is wrapped with an outer cable sheath.
Preferably, the annular wrapping tape layer is a double-layer mica tape, and the annular wrapping tape layer is wrapped by a double-side coated aluminum-plastic composite tape.
Preferably, the cable outer sheath is a polyvinyl chloride sheath.
Preferably, the insulation sleeve is a crosslinked polyethylene sleeve.
Preferably, an inner groove is formed in the inner side of the protection ring, a spring is connected to the inner side of the inner groove, and a fixing ring is connected to the bottom end of the spring.
The utility model discloses a technological effect and advantage:
1. the intussuseption of fire-retardant parcel thing is provided with a plurality of carbon dioxide spaces, and when the cable catches fire, the burning of burning source to inner structure touches the carbon dioxide space, and the carbon dioxide of filling in the space can make the burning source of burning department reduce the oxygen burning, plays the effect of putting out a fire, and the cable can be reduced in the space in addition and the inflation fracture that receives high temperature to produce.
2. The cable core group includes central support column, cable transposition core, isolation shell fragment, the outside of central support column is encircleed and is provided with cable transposition core, be provided with isolation shell fragment between cable transposition core and the central support column, be provided with certain distance between isolation shell fragment and the cable transposition core, the intertwist between the cable core can be avoided to the isolation shell fragment, because of isolation shell fragment itself has high strength elasticity, can make the original position of kick-backing between the cable core, can shield the electric current interference between the cable core in addition.
3. The inside groove has been seted up to the inboard of guard circle, and the inboard of inside groove is connected with the spring, and the bottom of spring is connected with solid fixed ring, and the guard circle sets up to the junction of cable, and solid fixed ring can fix and protect cable junction, and the last spring of solid fixed ring can be according to the structure size of junction, consolidates, also can avoid the junction to receive the influence of rainwater and sun, leads to impairedly.
Drawings
Fig. 1 is a schematic structural view of the environment-friendly cable with a fireproof layer structure of the present invention.
Fig. 2 is a schematic structural diagram of the protection ring of the present invention.
Fig. 3 is a schematic view of the cross-section structure of the environment-friendly cable with a fireproof layer structure of the present invention.
In the figure: 1. a cable core outer protective sleeve; 2. a guard ring; 3. a cable outer sheath; 4. steel tape armoring; 5. a flame-retardant heat-insulating layer; 6. a mineral oxygen barrier layer; 7. a ring belt layer; 8. a cable twisted core; 9. a central support column; 10. an isolation sleeve; 11. isolating the elastic sheet; 12. a flame retardant wrap; 13. carbon dioxide voids; 14. an inner tank; 15. a spring; 16. a fixing ring; 17. a conductor shield sleeve; 18. an insulating sleeve; 19. and (4) a cable core group.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model provides an environment-friendly cable with flame retardant coating structure as shown in fig. 1-3, including cable core group 19, cable core outer protective sheath 1 and pack the fire-retardant parcel thing 12 between cable core group 19 and cable core outer protective sheath 1, cable core outer protective sheath 1 is the outer protective structure as cable core group 19, and the fire-retardant parcel thing 12 of filling in addition can be when the cable is on fire, plays the isolation to inside cable core group 19, guarantees that the internal structure is not hindered to the fire source, and fire-retardant parcel thing 12 can strengthen the inside packing intensity of cable in addition, improves the firmness.
The intussuseption of fire-retardant parcel 12 is provided with a plurality of carbon dioxide spaces 13, and when the cable catches fire, the burning of burning source to inner structure touches carbon dioxide space 13, and the carbon dioxide of filling in the space can make the burning source of burning department reduce the oxygen burning, plays the effect of putting out a fire, and the space can reduce the expansion fracture that the cable received high temperature to produce in addition.
The cable core outer protective sleeve 1 comprises a cable outer protective sleeve 3, a steel strip armor 4, a flame-retardant heat insulation layer 5, a mineral oxygen isolation layer 6 and a ring belt layer 7, a protective ring 2 is arranged at one end of the cable core outer protective sleeve 1, and the protective ring 2 can strengthen and fix the cable connection part to avoid looseness.
The outer layer of the cable stranded core 8 is covered with a conductor shielding sleeve 17, the outer side of the conductor shielding sleeve 17 is sleeved with an insulating sleeve 18, and the conductor shielding sleeve 17 is mainly used for shielding and isolating cable cores to avoid current streaming between the cable cores.
The outer layer of the central support column 9 is surrounded by an isolation sleeve 10, and the isolation sleeve 10 is used for isolating the contact between the central support column 9 and the cable twisted core 8, so that the central column is prevented from being damaged due to the contact caused by current leakage.
The outer package of cable core group 19 and fire-retardant parcel 12 has wrap tie layer 7, wrap tie layer 7's outer is provided with mineral and separates oxygen layer 6, mineral separates oxygen layer 6's outer package and has fire-retardant insulating layer 5, steel band armor 4 is equipped with to fire-retardant insulating layer 5's outer, steel band armor 4's outer package has cable oversheath 3, wrap tie layer 7 is to twine protection cable core group 19, avoid loose state, improve structural stability, fire-retardant insulating layer 5 can be to catching fire department in addition, insulate against heat fire-retardant, avoid next layer to continue burning, reduce the injury of high temperature to the cable.
The annular belt layer 7 is set to be a double-layer mica tape, and the annular belt layer 7 is wrapped by a double-sided coated aluminum-plastic composite tape.
The cable outer sheath 3 is a polyvinyl chloride sheath. The insulating sleeve 18 is a cross-linked polyethylene sleeve, and polyvinyl chloride has excellent electrical property, extremely strong acid and alkali resistance and high chemical stability, and can effectively protect a cable when used as a cable jacket.
Inside groove 14 has been seted up to the inboard of guard circle 2, and the inboard of inside groove 14 is connected with spring 15, and the bottom of spring 15 is connected with solid fixed ring 16, and guard circle 2 sets up to the junction of cable, and gu fixed ring 16 can fix and protect cable junction, gu spring 15 on the fixed ring 16 can be according to the structure size of junction, consolidate, also can avoid the junction to receive the influence of rainwater and sun, lead to impaired.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Claims (8)
1. The utility model provides an environment-friendly cable with flame retardant coating structure, includes cable core group (19), cable core overcoat (1) and fills fire-retardant parcel (12) between cable core group (19) and cable core overcoat (1), its characterized in that: the cable core group (19) comprises a center support column (9), a cable twisted core (8) and an isolation elastic sheet (11), wherein the cable twisted core (8) is arranged around the outer side of the center support column (9), the isolation elastic sheet (11) is arranged between the cable twisted core (8) and the center support column (9), a certain distance is arranged between the isolation elastic sheet (11) and the cable twisted core (8), the cable core outer protective sleeve (1) comprises a cable outer protective sleeve (3), a steel strip armor (4), a flame-retardant thermal insulation layer (5), a mineral oxygen insulation layer (6) and a ring wrapping tape layer (7), and one end of the cable core outer protective sleeve (1) is provided with a protective ring (2).
2. The environment-friendly cable with the fireproof layer structure as claimed in claim 1, wherein: the outer layer of the cable stranded core (8) is wrapped with a conductor shielding sleeve (17), and the outer side of the conductor shielding sleeve (17) is sleeved with an insulating sleeve (18).
3. The environment-friendly cable with a fire-retardant layer structure as claimed in claim 1, wherein: the outer layer of the central support column (9) is annularly wrapped with an isolation sleeve (10), and a gap is formed in the central support column (9).
4. The environment-friendly cable with the fireproof layer structure as claimed in claim 1, wherein: the cable core group (19) and the outer layer of the flame-retardant wrapping object (12) are wrapped with an annular wrapping tape layer (7), the outer layer of the annular wrapping tape layer (7) is provided with a mineral oxygen-insulating layer (6), the outer layer of the mineral oxygen-insulating layer (6) is wrapped with a flame-retardant heat-insulating layer (5), the outer layer of the flame-retardant heat-insulating layer (5) is provided with a steel-tape armor (4), and the outer layer of the steel-tape armor (4) is wrapped with a cable outer sheath (3).
5. The environment-friendly cable with the fireproof layer structure according to claim 4, wherein: the ring belt layer (7) is set to be a double-layer mica tape, and the ring belt layer (7) is wrapped by a double-sided coated aluminum-plastic composite tape.
6. The environment-friendly cable with the fireproof layer structure according to claim 4, wherein: the cable outer sheath (3) is a polyvinyl chloride sleeve.
7. The environment-friendly cable with the fireproof layer structure as claimed in claim 2, wherein: the insulating sleeve (18) is a cross-linked polyethylene sleeve.
8. The environment-friendly cable with the fireproof layer structure as claimed in claim 1, wherein: an inner groove (14) is formed in the inner side of the protection ring (2), a spring (15) is connected to the inner side of the inner groove (14), and a fixing ring (16) is connected to the bottom end of the spring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223323822.2U CN218782826U (en) | 2022-12-12 | 2022-12-12 | Environment-friendly cable with flame retardant coating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223323822.2U CN218782826U (en) | 2022-12-12 | 2022-12-12 | Environment-friendly cable with flame retardant coating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218782826U true CN218782826U (en) | 2023-03-31 |
Family
ID=85711056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223323822.2U Active CN218782826U (en) | 2022-12-12 | 2022-12-12 | Environment-friendly cable with flame retardant coating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218782826U (en) |
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2022
- 2022-12-12 CN CN202223323822.2U patent/CN218782826U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240430 Address after: 253000 Road East, 120 meters south of the intersection of Shunjing Road and Qizhong Avenue, Yanbei Street, Qihe County, Dezhou City, Shandong Province Patentee after: Shandong Zhonghe Cable Technology Co.,Ltd. Country or region after: China Address before: 251100 North Park Road, Qihe Economic Development Zone, Dezhou City, Shandong Province Patentee before: SHANDONG ZHONG DIAN TONG CABLE TECHNOLOGY CO.,LTD. Country or region before: China |