CN212587245U - Stretch-proofing shielding type mineral substance insulated cable - Google Patents
Stretch-proofing shielding type mineral substance insulated cable Download PDFInfo
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- CN212587245U CN212587245U CN202021713053.5U CN202021713053U CN212587245U CN 212587245 U CN212587245 U CN 212587245U CN 202021713053 U CN202021713053 U CN 202021713053U CN 212587245 U CN212587245 U CN 212587245U
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Abstract
The utility model discloses a stretch-proofing shielding type mineral substance insulated cable, including four skeleton units, every skeleton unit all comprises a holistic rectangle rubber frame and the solid rubber strip of rectangle even, four solid rubber strips of rectangle are the rectangle structure and place, all be equipped with mineral substance insulation core one inside every rectangle rubber frame, all be equipped with two mineral substance insulation core two that set up side by side between per two rectangle rubber frame, four skeleton units and mineral substance insulation core one, mineral substance insulation core two constitutes the cable core jointly, the cladding has the copper strips spiral to wind the covering in proper order in the outside of cable core, the compound filling layer of pearlite sand, the fire-resistant inflation layer of mineral substance and oversheath. The utility model discloses stable in structure, non-deformable improves tensile, antitorque, the anti extruded performance of cable, has advantages such as structural design is reasonable, shielding property is good and convenient to use.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a stretch-proofing shielding type mineral substance insulated cable.
Background
At present, with the development of scientific technology, the fields of industry, machinery and the like are rapidly improved, the use amount of cables is greatly increased, the cables are widely applied to the technical processing fields of control installation, connecting equipment, transmission cables and the like, and the cables have higher requirements due to the special characteristics of the fields.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stretch-proofing shielding type mineral substance insulated cable in order to remedy the defect of prior art.
The utility model discloses a realize through following technical scheme:
the utility model provides a stretch-proofing shielding type mineral substance insulated cable, including four skeleton units, every skeleton unit all comprises being a holistic rectangle rubber frame and the solid rubber strip of rectangle even, four solid rubber strips of rectangle are the rectangle structure and place, inside mineral substance insulation core one that all is equipped with of every rectangle rubber frame, all be equipped with two mineral substance insulation core two that set up side by side between per two rectangle rubber frame, four skeleton units and mineral substance insulation core one, mineral substance insulation core two constitutes the cable core jointly, the cladding has the copper strips spiral to wind the covering in proper order in the outside of cable core, the compound filling layer of pearlite sand, fire-resistant inflation layer of mineral substance and oversheath.
The first wire core comprises a first conductor, a first mineral insulating layer and a first aluminum-plastic composite film shielding layer, wherein the first mineral insulating layer and the first aluminum-plastic composite film shielding layer are sequentially coated on the outer side of the first conductor.
And the second wire core comprises a second conductor, a second mineral insulating layer, a silver-plated alloy wire braided shielding layer and an aluminum foil wrapping layer, wherein the second mineral insulating layer, the silver-plated alloy wire braided shielding layer and the aluminum foil wrapping layer are sequentially wrapped outside the second conductor.
The mineral insulating layer enables the cable to have the advantages of excellent fireproof performance, high working temperature and the like, the internal structure of the cable is more compact, and the service life of the cable is prolonged; the mineral fire-resistant expansion layer can be crusted after encountering fire to form a multi-gap and high-foaming thermal-resistance material, and has excellent anti-collision performance.
The gaps inside and outside the cable core are respectively filled with flame-retardant buffer particles, so that the cable core is flame-retardant and has a buffer effect.
The utility model has the advantages that: the utility model discloses a be the skeleton unit that a holistic rectangle rubber frame and the solid rubber strip of rectangle constitute even, four solid rubber strips of rectangle are the rectangle structure and place the center that constitutes the cable, stable in structure, non-deformable improves tensile, antitorque, the anti extruded performance of cable, has advantages such as structural design is reasonable, shielding property is good and convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, a stretch-proofing shielding type mineral substance insulated cable, including four skeleton units, every skeleton unit all comprises continuous as a holistic rectangle rubber frame 1 and rectangle solid rubber strip 2, four rectangle solid rubber strips 2 are the rectangle structure and place, constitute the central structure of cable, have fine tensile, the antitorque, anti extruded performance, 1 inside all is equipped with mineral substance insulation core one at every rectangle rubber frame, all be equipped with two mineral substance insulation core two that set up side by side between per two rectangle rubber frame 1, four skeleton units and mineral substance insulation core one, mineral substance insulation core two constitutes the cable core jointly, it has copper strips spiral to wind covering 3 to wrap in proper order in the outside of cable core, pearlite sand composite filling layer 4, mineral substance fire-resistant inflation layer 5 and oversheath 6.
The first wire core comprises a first conductor 7, a first mineral insulating layer 8 and a first aluminum-plastic composite film shielding layer 9, wherein the first mineral insulating layer and the first aluminum-plastic composite film shielding layer are sequentially coated on the outer side of the first conductor 7.
And the second wire core comprises a second conductor 10, and a second mineral insulating layer 11, a silver-plated alloy wire braided shielding layer 12 and an aluminum foil lapping layer 13 which are sequentially coated on the outer side of the second conductor 10.
The mineral insulating layer enables the cable to have the advantages of excellent fireproof performance, high working temperature and the like, the internal structure of the cable is more compact, and the service life of the cable is prolonged; the mineral fire-resistant expansion layer can be crusted after encountering fire to form a multi-gap and high-foaming thermal-resistance material, and has excellent anti-collision performance.
And the gaps inside and outside the cable core are respectively filled with flame-retardant buffer particles 14, so that the cable core is flame-retardant and has a buffer effect.
The outer sheath is a wear-resistant polyolefin outer sheath.
Claims (4)
1. An anti-stretching shielding type mineral substance insulated cable is characterized in that: including four skeleton units, every skeleton unit all comprises by linking as a holistic rectangle rubber frame and the solid rubber strip of rectangle, four solid rubber strips of rectangle are the rectangle structure and place, inside all being equipped with mineral substance insulation core one at every rectangle rubber frame, all be equipped with two mineral substance insulation core two that set up side by side between per two rectangle rubber frames, four skeleton units and mineral substance insulation core one, mineral substance insulation core two constitutes the cable core jointly, the cladding has the copper strips spiral to wind the covering in proper order in the outside of cable core, the compound filling layer of pearlite sand, the fire-resistant inflation layer of mineral substance and oversheath.
2. A stretch resistant shielded mineral insulated cable according to claim 1, wherein: the first wire core comprises a first conductor, a first mineral insulating layer and a first aluminum-plastic composite film shielding layer, wherein the first mineral insulating layer and the first aluminum-plastic composite film shielding layer are sequentially coated on the outer side of the first conductor.
3. A stretch resistant shielded mineral insulated cable according to claim 1, wherein: and the second wire core comprises a second conductor, a second mineral insulating layer, a silver-plated alloy wire braided shielding layer and an aluminum foil wrapping layer, wherein the second mineral insulating layer, the silver-plated alloy wire braided shielding layer and the aluminum foil wrapping layer are sequentially wrapped outside the second conductor.
4. A stretch resistant shielded mineral insulated cable according to claim 1, wherein: and flame-retardant buffer particles are respectively filled in the gaps inside and outside the cable core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021713053.5U CN212587245U (en) | 2020-08-17 | 2020-08-17 | Stretch-proofing shielding type mineral substance insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021713053.5U CN212587245U (en) | 2020-08-17 | 2020-08-17 | Stretch-proofing shielding type mineral substance insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212587245U true CN212587245U (en) | 2021-02-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021713053.5U Active CN212587245U (en) | 2020-08-17 | 2020-08-17 | Stretch-proofing shielding type mineral substance insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212587245U (en) |
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2020
- 2020-08-17 CN CN202021713053.5U patent/CN212587245U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 241000 No. 198, Gaoxin Avenue, YAOGOU Industrial Zone, Wuwei County, Wuhu City, Anhui Province Patentee after: Anhui ruizhixing Electronic Technology Group Co.,Ltd. Address before: 238335 no.198, Gaoxin Avenue, YAOGOU Industrial Zone, Wuwei County, Wuhu City, Anhui Province Patentee before: ANHUI RUIZHIXING CABLE GROUP Co.,Ltd. |