CN211669994U - Cross-linked polyethylene insulated cold-resistant control cable - Google Patents
Cross-linked polyethylene insulated cold-resistant control cable Download PDFInfo
- Publication number
- CN211669994U CN211669994U CN202020385711.6U CN202020385711U CN211669994U CN 211669994 U CN211669994 U CN 211669994U CN 202020385711 U CN202020385711 U CN 202020385711U CN 211669994 U CN211669994 U CN 211669994U
- Authority
- CN
- China
- Prior art keywords
- layer
- insulating layer
- insulating
- outside
- heat
- 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
Images
Abstract
The utility model discloses a crosslinked polyethylene insulated cold-resistant control cable, which comprises a plurality of cable cores, wherein each cable core comprises a protective layer, a fire-resistant mica layer, a fiber buffer layer, a composite rubber heat-insulating layer and a plurality of mutually twisted wires, the composite rubber heat-insulating layer is coated outside each wire, the fiber buffer layer is coated outside each composite rubber heat-insulating layer, the fire-resistant mica layer is arranged outside each fiber buffer layer, and the protective layer is coated outside each fire-resistant mica layer; inner sheath layer cladding is whole the cable core, the outside cladding of inner sheath layer has the armor, the outside cladding of armor has the outer sheath layer, the inner sheath layer includes first insulation layer, support bar, heat preservation filling layer and second insulating layer, a plurality of support bar lower extremes of the outside fixed connection of second insulating layer, vacuole formation between first insulation layer and the second insulating layer, the inside packing of cavity has the heat preservation filling layer, compares in prior art, the utility model discloses can use under low temperature environment.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to an insulating cold-resistant control cable of crosslinked polyethylene.
Background
The wire and cable industry is the second industry in China next to the automobile industry, and both the product variety satisfaction rate and the domestic market share rate exceed 90%. The total output value of the electric wires and cables in China exceeds the United states worldwide, and the electric wires and cables become the first large electric wire and cable production control cable country in the world. Along with the high-speed development of the China wire and cable industry, the number of newly added enterprises is continuously increased, and the overall technical level of the industry is greatly improved.
Control cable is one of cable, and traditional control cable's cold resistance is not good, for this reason, the utility model discloses a cold-resistant control cable of crosslinked polyethylene insulation compares in prior art, the utility model discloses can use under low temperature environment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a cold-resistant control cable of crosslinked polyethylene insulation, solve above-mentioned problem.
The utility model discloses a realize through following technical scheme: the cable comprises a plurality of cable cores, wherein each cable core comprises a protective layer, a fire-resistant mica layer, a fiber buffer layer, a composite rubber heat-insulating layer and a plurality of mutually twisted wires, the composite rubber heat-insulating layer is coated outside each wire, the fiber buffer layer is coated outside the composite rubber heat-insulating layer, the fire-resistant mica layer is arranged outside the fiber buffer layer, and the protective layer is coated outside the fire-resistant mica layer; the inner sheath layer coats all cable cores, the outer portion of the inner sheath layer is coated with the armor layer, and the outer portion of the armor layer is coated with the outer sheath layer.
Preferably, the inner sheath layer includes first insulation layer, support bar, heat preservation filling layer and second insulation layer, a plurality of support bar lower extremes of the outside fixed connection of second insulation layer, support bar upper end fixed connection first insulation layer, forms the cavity between first insulation layer and the second insulation layer, and the inside packing of cavity has the heat preservation filling layer.
Preferably, the heat preservation filling layer is made of sponge.
Preferably, the composite rubber heat-insulating layer is formed by compounding ethylene propylene diene monomer, styrene butadiene rubber and butyl rubber.
Preferably, the fiber buffer layer is made by twisting carbon fiber filaments, mica fiber filaments, plastic fiber filaments and glass fiber filaments with each other.
Preferably, the material of the protective layer is crosslinked polyethylene.
The utility model discloses an insulating cold-resistant control cable of crosslinked polyethylene compares with prior art:
the utility model discloses an inner sheath layer's is rational in infrastructure, and the heat preservation filling layer in the clearance between first insulating layer and the second insulating layer has certain heat insulating ability, and the cold-proof layer of compounded rubber also possesses certain heat insulating ability, and the fibre buffer layer is guaranteed the utility model discloses an anti tensile intensity, the cable can not split easily.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the outer appearance of the inner sheath of the present invention;
figure 3 is the utility model discloses the structural schematic of well cable core.
In the figure: 1. an outer jacket layer; 2. an armor layer; 3. an inner jacket layer; 31. a first insulating layer; 32. a supporting strip; 33. a cavity; 34. a heat-insulating filling layer; 35. a second insulating layer; 4. a cable core; 41. a protective layer; 42. a fire resistant mica layer; 43. a fiber buffer layer; 44. a composite rubber heat-insulating layer; 45. and (4) conducting wires.
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.
The utility model discloses a cold-resistant control cable of crosslinked polyethylene insulation, including several cable cores 4, cable core 4 includes protective layer 41, fire resistant mica layer 42, fibre buffer layer 43, the cold-proof layer 44 of composite rubber and several wires 45 of transposition each other, the cold-proof layer 44 of composite rubber is wrapped to the outside of wire 45, the cold-proof layer 44 of composite rubber is wrapped to the outside has fibre buffer layer 43, the fibre buffer layer 43 outside is provided with fire resistant mica layer 42, the fire resistant mica layer 42 outside is wrapped to protective layer 41; inner sheath layer 3 cladding is whole cable core 4, the outside cladding of inner sheath layer 3 has armor 2, the outside cladding of armor 2 has outer sheath layer 1, inner sheath layer 3 includes first insulation layer 31, support bar 32, heat preservation filling layer 34 and second insulating layer 35, a plurality of support bar 32 lower extremes of the outside fixed connection of second insulating layer 35, support bar 32 upper end fixed connection first insulation layer 31, form cavity 33 between first insulation layer 31 and the second insulating layer 35, the inside packing of cavity 33 has heat preservation filling layer 34, the cold-proof layer 44 of compounded rubber form for ethylene propylene diene monomer, butadiene styrene rubber, butyl rubber are compound, fiber buffer layer 43 for carbon fiber, mica fiber, plastic fiber, glass fiber strand each other and make, the material of protective layer is crosslinked polyethylene.
The utility model discloses an inner sheath layer's is rational in infrastructure, and the heat preservation filling layer 34 in the clearance between first insulating layer 31 and the second insulating layer 35 has certain heat insulating ability, and the cold-proof layer 44 of compounded rubber also possesses certain heat insulating ability, and fibre buffer layer 43 guarantees the utility model discloses an anti-tensile intensity, the cable can not split easily.
It will be understood by those skilled in the art that the material of the insulating filling layer 34 is not limited to sponge, and other insulating materials can be used.
The utility model provides two concrete embodiments.
Example 1
A cross-linked polyethylene insulated cold-resistant control cable comprises a plurality of cable cores 4, wherein each cable core 4 comprises a protective layer 41, a fire-resistant mica layer 42, a fiber buffer layer 43, a composite rubber heat-insulating layer 44 and a plurality of mutually twisted wires 45, the composite rubber heat-insulating layer 44 is coated outside each wire 45, the fiber buffer layer 43 is coated outside each composite rubber heat-insulating layer 44, the fire-resistant mica layer 42 is arranged outside each fiber buffer layer 43, and the protective layer 41 is coated outside each fire-resistant mica layer 42; the inner sheath layer 3 covers all the cable cores 4, the armor layer 2 is covered outside the inner sheath layer 3, the armor layer 2 is coated with an outer sheath layer 1, the inner sheath layer 3 comprises a first insulating layer 31, a supporting bar 32, a heat-insulating filling layer 34 and a second insulating layer 35, the outer part of the second insulating layer 35 is fixedly connected with the lower ends of a plurality of supporting bars 32, the upper ends of the supporting bars 32 are fixedly connected with the first insulating layer 31, a cavity 33 is formed between the first insulating layer 31 and the second insulating layer 35, a heat-insulating filling layer 34 is filled in the cavity 33, the composite rubber warm-keeping layer 44 is formed by compounding ethylene propylene diene monomer, styrene butadiene rubber and butyl rubber, the fiber buffer layer 43 is made of carbon fiber yarns, mica fiber yarns, plastic fiber yarns and glass fiber yarns which are mutually twisted, the protective layer is made of cross-linked polyethylene, and the heat-insulating filling layer 34 is made of sponge.
Example 2
A cross-linked polyethylene insulated cold-resistant control cable comprises a plurality of cable cores 4, wherein each cable core 4 comprises a protective layer 41, a fire-resistant mica layer 42, a fiber buffer layer 43, a composite rubber heat-insulating layer 44 and a plurality of mutually twisted wires 45, the composite rubber heat-insulating layer 44 is coated outside each wire 45, the fiber buffer layer 43 is coated outside each composite rubber heat-insulating layer 44, the fire-resistant mica layer 42 is arranged outside each fiber buffer layer 43, and the protective layer 41 is coated outside each fire-resistant mica layer 42; the inner sheath layer 3 covers all the cable cores 4, the armor layer 2 is covered outside the inner sheath layer 3, the armor layer 2 is coated with an outer sheath layer 1, the inner sheath layer 3 comprises a first insulating layer 31, a supporting bar 32, a heat-insulating filling layer 34 and a second insulating layer 35, the outer part of the second insulating layer 35 is fixedly connected with the lower ends of a plurality of supporting bars 32, the upper ends of the supporting bars 32 are fixedly connected with the first insulating layer 31, a cavity 33 is formed between the first insulating layer 31 and the second insulating layer 35, a heat-insulating filling layer 34 is filled in the cavity 33, the composite rubber warm-keeping layer 44 is formed by compounding ethylene propylene diene monomer, styrene butadiene rubber and butyl rubber, the fiber buffer layer 43 is made of carbon fiber yarns, mica fiber yarns, plastic fiber yarns and glass fiber yarns which are mutually twisted, the protective layer is made of cross-linked polyethylene, and the heat-insulating filling layer 34 is made of fiber fabrics.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (5)
1. The cross-linked polyethylene insulated cold-resistant control cable is characterized by comprising a plurality of cable cores (4), wherein each cable core (4) comprises a protective layer (41), a fire-resistant mica layer (42), a fiber buffer layer (43), a composite rubber heat-insulating layer (44) and a plurality of mutually twisted wires (45), the composite rubber heat-insulating layer (44) is coated outside each wire (45), the fiber buffer layer (43) is coated outside each composite rubber heat-insulating layer (44), the fire-resistant mica layer (42) is arranged outside each fiber buffer layer (43), and the protective layer (41) is coated outside each fire-resistant mica layer (42);
inner sheath layer (3) cladding is whole cable core (4), the outside cladding of inner sheath layer (3) has armor (2), the outside cladding of armor (2) has outer sheath layer (1).
2. The cross-linked polyethylene insulated cold-resistant control cable as claimed in claim 1, wherein the inner sheath layer (3) comprises a first insulating layer (31), support bars (32), a heat-insulating filling layer (34) and a second insulating layer (35), the lower ends of the support bars (32) are fixedly connected to the outside of the second insulating layer (35), the upper ends of the support bars (32) are fixedly connected to the first insulating layer (31), a cavity (33) is formed between the first insulating layer (31) and the second insulating layer (35), and the heat-insulating filling layer (34) is filled in the cavity (33).
3. The cross-linked polyethylene insulated cold-resistant control cable as claimed in claim 2, wherein the heat-insulating filling layer (34) is made of sponge.
4. The cross-linked polyethylene insulated cold-resistant control cable as claimed in claim 1, wherein the composite rubber heat-insulating layer (44) is compounded from ethylene propylene diene monomer, styrene butadiene rubber and butyl rubber.
5. The cross-linked polyethylene insulated cold-resistant control cable as claimed in claim 1, wherein the fiber buffer layer (43) is made of carbon fiber, mica fiber, plastic fiber and glass fiber twisted with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020385711.6U CN211669994U (en) | 2020-03-24 | 2020-03-24 | Cross-linked polyethylene insulated cold-resistant control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020385711.6U CN211669994U (en) | 2020-03-24 | 2020-03-24 | Cross-linked polyethylene insulated cold-resistant control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211669994U true CN211669994U (en) | 2020-10-13 |
Family
ID=72742793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020385711.6U Active CN211669994U (en) | 2020-03-24 | 2020-03-24 | Cross-linked polyethylene insulated cold-resistant control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211669994U (en) |
-
2020
- 2020-03-24 CN CN202020385711.6U patent/CN211669994U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013000271A1 (en) | Reinforced optical fiber composite high temperature resistant overhead insulated cable | |
| CN109148015A (en) | A kind of new-energy automobile high-speed high-power charging tensile flexible cable and its production technology | |
| CN201910284U (en) | Novel buggy ladle cable | |
| CN107564621B (en) | A kind of cloud rail high temperature flexible cable and production technology | |
| CN211669994U (en) | Cross-linked polyethylene insulated cold-resistant control cable | |
| CN213716584U (en) | Light high-current-carrying tensile anti-torsion liquid-cooled charging cable for direct-current charging pile | |
| CN208706298U (en) | A kind of new-energy automobile high-speed high-power charging tensile flexible cable | |
| CN207182954U (en) | Polyvinyl chloride butyronitrile insulated cable | |
| CN210805305U (en) | High-temperature-resistant metallurgical vehicle-mounted flexible cable | |
| CN211980236U (en) | Environment-friendly insulation type power cable | |
| CN210182098U (en) | Cable for building | |
| CN208093218U (en) | A kind of odd-shaped cross section energy-saving cable | |
| CN208173289U (en) | A kind of fire-resisting cable structure | |
| CN208637171U (en) | A kind of high temperature resistant height bears high abrasion control cable | |
| CN213877665U (en) | Resistant control cable that twists | |
| CN206819775U (en) | A kind of high cable of tensile strength | |
| CN204946579U (en) | A kind of railroad coach low smoke and zero halogen thin-walled cable | |
| CN213844850U (en) | Multicore heat-insulating type alloy copper line | |
| CN203596189U (en) | Low temperature-resistant flexible cable | |
| CN109087747A (en) | A kind of power cable | |
| CN212573015U (en) | Novel nickel-chromium-iron alloy heating wire for heat generation | |
| CN219122998U (en) | Anti-deformation cable | |
| CN219497373U (en) | Composite hanger cable | |
| CN213042690U (en) | Cable with high tensile strength | |
| CN208607954U (en) | A kind of power cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |