CN213904999U - Waterproof and flame-retardant transmission cable - Google Patents
Waterproof and flame-retardant transmission cable Download PDFInfo
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- CN213904999U CN213904999U CN202022925924.6U CN202022925924U CN213904999U CN 213904999 U CN213904999 U CN 213904999U CN 202022925924 U CN202022925924 U CN 202022925924U CN 213904999 U CN213904999 U CN 213904999U
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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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Abstract
The utility model discloses a waterproof fire-retardant transmission cable, including cable core, fire-retardant filler, water proof membrane and waterproof layer, the cable core includes insulating layer, shielding layer and insulating layer, the surface cladding of shielding layer has the insulating layer, form between the packing seam between cable core and the fire-retardant layer, the inside fire-retardant filler that is provided with of seam between the packing, fire-retardant filler surface cladding has fire-retardant layer, one side on fire-retardant layer is provided with the water proof membrane, one side of water proof membrane is provided with the sheath, the surface of sheath is provided with the waterproof layer. The utility model discloses be provided with the insulating layer on the outer surface of cable core and prevent that cable core work heat dissipation from causing the damage to its outside structure, it has fire-retardant filler to fill in filling the intervallum again, has guaranteed the fire resistance of cable core, and the fire resistance will fire-retardant filler and cable core cladding have further strengthened the fire resistance of cable simultaneously, and fire-retardant material all adopts non-metallic material to make, has both enlarged the production specification, has reduced manufacturing cost again.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to waterproof fire-retardant transmission cable.
Background
Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable is of various types, and is roughly divided into a power cable, a compensation cable, a shielding cable, a computer cable, a signal cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and is respectively applied to different fields.
The existing fireproof cable is a rigid fireproof cable consisting of a copper conductor, mineral insulation and a copper sheath, although the fireproof cable can resist fire, most rigid fireproof cables adopt the copper sheath, the production specification is less, the cost is high, the structure of the cable is simple, the waterproof performance is poor, the inside of the cable is easily affected with damp in a place with high humidity, the damage of the internal structure of the cable can be caused, and the potential safety hazard exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof fire-retardant transmission cable, current fireproof cable who proposes in solving above-mentioned background art is by the copper conductor, mineral insulation and the rigidity fireproof cable who constitutes with the copper sheath, though can fire-retardant fire prevention, but rigidity fireproof cable adopts the copper sheath mostly, the production specification is few and with high costs, the structure of cable all is comparatively simple simultaneously, waterproof performance is relatively poor, in the great place of humidity, the inside easy damping of cable, can lead to the damage of cable inner structure, there is the potential safety hazard problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof fire-retardant transmission cable, includes cable core, fire-retardant filler, water proof membrane and waterproof layer, the cable core includes insulating layer, shielding layer and insulating layer, the insulating layer cladding is on the cable core surface, the outer surface cladding of insulating layer has the shielding layer, the surface cladding of shielding layer has the insulating layer, form between the cable core and the fire-retardant layer and fill the crack, fill the inside fire-retardant filler that is provided with of crack, the outer surface cladding of fire-retardant filler has fire-retardant layer, one side on fire-retardant layer is provided with the water proof membrane, one side of water proof membrane is provided with the sheath, the surface of sheath is provided with the waterproof.
Preferably, the waterproof film is arranged between the flame-retardant layer and the sheath, and the flame-retardant filler arranged in the filling gap is coated with the plurality of cable cores.
Preferably, the protective sleeve is arranged on the waterproof film and the waterproof layer.
Preferably, the material of the flame-retardant filler is glass fiber.
Preferably, the flame-retardant layer is made of a halogen-containing polyvinyl chloride material.
Compared with the prior art, the utility model provides a waterproof fire-retardant transmission cable possesses following beneficial effect:
the utility model discloses outer surface at the cable core is provided with the insulating layer and prevents that cable core work heat dissipation from causing the damage to its outside structure, it has fire-retardant filler to fill in filling the intervalve again, the fire resistance of cable core has been guaranteed, the fire resistance is with fire-retardant filler and cable core cladding further strengthened the fire resistance of cable simultaneously, and fire-retardant material all adopts non-metallic material to make, the production specification has both been enlarged, and production cost is reduced, when the sheath has set up the waterproof layer outward again there is the water proof membrane in the sheath inside, the waterproof performance of cable has been guaranteed in double-deck waterproof setting, avoid the cable damage that wets.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a waterproof and flame-retardant transmission cable provided by the present invention;
in the figure: 1. a cable core; 2. an insulating layer; 3. a shielding layer; 4. a thermal insulation layer; 5. filling the gap; 6. a flame retardant filler; 7. a flame retardant layer; 8. a water-resistant film; 9. a sheath; 10. and a waterproof layer.
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 work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a waterproof and flame-retardant transmission cable comprises a cable core 1, flame-retardant fillers 6, a waterproof membrane 8 and a waterproof layer 10, wherein the cable core 1 comprises an insulating layer 2, a shielding layer 3 and a heat-insulating layer 4, the insulating layer 2 is coated on the surface of the cable core 1, the outer surface of the insulating layer 2 is coated with the shielding layer 3, the outer surface of the shielding layer 3 is coated with the heat-insulating layer 4, the shielding layer 3 is arranged between the heat-insulating layer 4 and the insulating layer 2, a filling gap 5 is formed between the cable core 1 and the flame-retardant layer 7, the flame-retardant fillers 6 are arranged inside the filling gap 5, the cable core 1 is coated with the flame-retardant fillers 6 for increasing the flame-retardant property of the cable core, the outer surface of the flame-retardant fillers 6 is coated with the flame-retardant layer 7, the waterproof membrane 8 is arranged on one side of the flame-retardant layer 7, the waterproof membrane 6 is a novel high-polymer waterproof material, and is compounded by a PP reinforcing layer polypropylene, PE polyethylene and PP polypropylene and PP permeable membrane, one side of water proof membrane 8 is provided with sheath 9, the surface of sheath 9 is provided with waterproof layer 10, sheath 9 sets up between water proof membrane 8 and waterproof layer 10, waterproof layer 10 sets up the outmost surface at the cable for it is waterproof, receive external object collision or corrode damage back water proof membrane 8 once more and play the water-proof effects when waterproof layer 10, the waterproof performance of cable has been packed in double-deck waterproof design, avoid the cable damage that wets.
The waterproof membrane 8 is arranged between the flame-retardant layer 7 and the sheath 9, and the flame-retardant filler 6 arranged in the filling gap 5 is coated with the plurality of cable cores 1. The flame-retardant filler 6 is made of glass fibers, the flame-retardant layer 7 is made of halogen-containing polyvinyl chloride, the halogen-containing polyvinyl chloride has good flame retardance, the flame-retardant performance of the cable is further enhanced by matching with the flame-retardant filler 6, and the halogen-containing polyvinyl chloride and the glass fibers are all made of nonmetal materials, so that the production specification is enlarged, and the production cost is reduced.
The utility model discloses when using, the insulating layer 4 carries out the separation to the heat that the cable core during operation distributed out, prevent that its heat from causing destruction to the outer structure of cable, simultaneously again fill in 5 between packing and have fire-retardant filler 6, the fire resistance of cable core 1 has been guaranteed, the cladding has fire-retardant layer 7 further fire behaviour that has strengthened of cable in 6 outside cladding of fire-retardant filler again, and fire-retardant material all adopts non-metallic material to make, the production specification has both been enlarged, and production cost is reduced, waterproof layer 10 plays water-proof effects to the circuit, waterproof membrane 8 plays waterproof effect once more after waterproof layer 10 receives external object collision or corrodes the damage, double-deck waterproof design has packed the waterproof performance of cable, avoid the cable to receive damp damage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a waterproof fire-retardant transmission cable, includes cable core (1), fire-retardant filler (6), water proof membrane (8) and waterproof layer (10), its characterized in that: the cable core (1) includes insulating layer (2), shielding layer (3) and insulating layer (4), insulating layer (2) cladding is on cable core (1) surface, insulating layer (2) surface cladding has shielding layer (3), the surface cladding of shielding layer (3) has insulating layer (4), form between cable core (1) and fire-retardant layer (7) and fill seam (5), fill seam (5) inside and be provided with fire-retardant filler (6), fire-retardant filler (6) surface cladding has fire-retardant layer (7), one side of fire-retardant layer (7) is provided with water proof membrane (8), one side of water proof membrane (8) is provided with sheath (9), the surface of sheath (9) is provided with waterproof layer (10).
2. The waterproof flame-retardant transmission cable according to claim 1, characterized in that: the waterproof membrane (8) is arranged between the flame-retardant layer (7) and the sheath (9), and the flame-retardant filler (6) arranged in the filling gap (5) is coated with a plurality of cable cores (1).
3. The waterproof flame-retardant transmission cable according to claim 1, characterized in that: the sheath (9) is arranged between the waterproof membrane (8) and the waterproof layer (10).
4. The waterproof flame-retardant transmission cable according to claim 1, characterized in that: the material of the flame-retardant filler (6) is glass fiber.
5. The waterproof flame-retardant transmission cable according to claim 1, characterized in that: the flame-retardant layer (7) is made of halogen-containing polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925924.6U CN213904999U (en) | 2020-12-07 | 2020-12-07 | Waterproof and flame-retardant transmission cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022925924.6U CN213904999U (en) | 2020-12-07 | 2020-12-07 | Waterproof and flame-retardant transmission cable |
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| Publication Number | Publication Date |
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| CN213904999U true CN213904999U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022925924.6U Active CN213904999U (en) | 2020-12-07 | 2020-12-07 | Waterproof and flame-retardant transmission cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
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2020
- 2020-12-07 CN CN202022925924.6U patent/CN213904999U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
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