CN216849408U - High-flame-retardance environment-friendly wire and cable - Google Patents
High-flame-retardance environment-friendly wire and cable Download PDFInfo
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- CN216849408U CN216849408U CN202220572321.9U CN202220572321U CN216849408U CN 216849408 U CN216849408 U CN 216849408U CN 202220572321 U CN202220572321 U CN 202220572321U CN 216849408 U CN216849408 U CN 216849408U
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- polyester fiber
- fiber insulating
- inner sheath
- sheath
- splicing
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Abstract
The utility model discloses a high flame-retardant environment-friendly wire cable, which comprises a polyester fiber insulating inner sheath, wherein a polyester fiber insulating outer sheath is arranged at the outer side of the polyester fiber insulating inner sheath, a metal layer is arranged between the polyester fiber insulating inner sheath and the polyester fiber insulating outer sheath, a plurality of splicing bulges are arranged on the outer surface of the metal layer at equal intervals, splicing grooves are arranged at the corresponding parts of the splicing bulges and the inner surface of the polyester fiber insulating outer sheath, a supporting sleeve with a supporting sheet is designed in the utility model, a plurality of wire cores can be separated, simultaneously, the metal layer can be matched with the metal layer to play a good supporting role, in addition, a through hollow structure is arranged at the center of the supporting sleeve, and a traction plastic rope is designed, so that the whole cable has good tensile property, the metal layer with the splicing bulges is connected with the polyester fiber insulating outer sheath with the splicing grooves in a clamping way, realize spacing, avoid the not hard up and drop of metal level.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, concretely relates to high fire-retardant environmental protection wire and cable.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.
Present cable simple structure does not have good tensile properties to all design has the metal level between oversheath and the inner sheath now, plays the effect of support, but present metal level is mostly level and smooth structure, and the anticreep type is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high fire-retardant environmental protection electric wire and cable to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-flame-retardant environment-friendly wire cable comprises a polyester fiber insulating inner sheath, a polyester fiber insulating outer sheath is arranged on the outer side of the polyester fiber insulating inner sheath, a metal layer is arranged between the polyester fiber insulating inner sheath and the polyester fiber insulating outer sheath, a plurality of splicing bulges are arranged on the outer surface of the metal layer at equal intervals, splicing grooves are formed in the positions, corresponding to the splicing bulges, of the inner side surface of the polyester fiber insulating outer sheath, the splicing bulges extend into the splicing grooves to be connected in a clamping manner, a plurality of hollow chambers are arranged inside the polyester fiber insulating inner sheath, a plurality of elastic columns are arranged in the hollow chambers, a supporting sleeve is arranged on the inner side of the polyester fiber insulating inner sheath, a plurality of supporting pieces are arranged on the outer surface of the supporting sleeve at equal angles, the other ends of the supporting pieces are fixedly connected with the supporting sleeve, and the other ends of the supporting pieces are fixedly connected with the polyester fiber insulating inner sheath, a separation chamber is formed between every two adjacent supporting sheets, a wire core is arranged in each separation chamber, a filling layer is filled between each wire core and each separation chamber, and a traction plastic rope penetrates through the center of each supporting sleeve.
Preferably, a glass fiber net layer is arranged inside the polyester fiber insulating outer sheath, and a honeycomb-shaped mesh structure is uniformly arranged on the surface of the glass fiber net layer.
Preferably, the wire core sequentially comprises a copper core, a mica paper layer and an insulating rubber layer from inside to outside.
Preferably, the support sleeve, the support sheet and the polyester fiber insulating inner sheath are of an integrally formed integrated structure.
Preferably, the outer surface of the elastic column is in a corrugated structure, and the elastic column and the polyester fiber insulating inner sheath are in an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in designed the support cover that has the backing sheet, can be with a plurality of sinle silk partitioned in, can also cooperate the metal level to play good supporting role, be the hollow structure of run-through type at the center of supporting the cover in addition to the design has the traction plastic rope, makes whole cable have good pull resistance, has the bellied metal level of concatenation and is connected with the polyester fiber insulation oversheath block that has the splice groove, realizes spacingly, avoids not hard up and the droing of metal level.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic structural view of the outer sheath of the present invention;
FIG. 3 is a schematic view of the metal layer structure of the present invention;
in the figure: 1. a wire core; 2. a polyester fiber insulating inner sheath; 3. a support sleeve; 4. a support sheet; 5. a metal layer; 6. a polyester fiber insulating outer sheath; 7. a hollow chamber; 8. an elastic column; 9. pulling the plastic rope; 10. a fiberglass mesh layer; 11. splicing grooves; 12. and (5) splicing the bulges.
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.
Example 1
Referring to fig. 1 to 3, the present invention provides a technical solution: a high flame-retardant environment-friendly wire cable comprises a polyester fiber insulating inner sheath 2, a polyester fiber insulating outer sheath 6 is arranged on the outer side of the polyester fiber insulating inner sheath 2 and has a flame-retardant function, a metal layer 5 is arranged between the polyester fiber insulating inner sheath 2 and the polyester fiber insulating outer sheath 6, a plurality of splicing bulges 12 are arranged on the outer surface of the metal layer 5 at equal intervals, splicing grooves 11 are formed in the positions, corresponding to the splicing bulges 12, on the inner surface of the polyester fiber insulating outer sheath 6, the splicing bulges 12 extend into the splicing grooves 11 and are connected in a clamping manner, a plurality of hollow chambers 7 are arranged inside the polyester fiber insulating inner sheath 2, a plurality of elastic columns 8 are arranged in the hollow chambers 7, a support sleeve 3 is arranged on the inner side of the polyester fiber insulating inner sheath 2, a plurality of support sheets 4 are arranged on the outer surface of the support sleeve 3 at equal angles, and the other ends of the support sheets 4 are fixedly connected with the support sleeve 3, the other end of each supporting sheet 4 is fixedly connected with the polyester fiber insulating inner sheath 2, a separation chamber is formed between every two adjacent supporting sheets 4, a wire core 1 is arranged in each separation chamber, a filling layer is filled between each wire core 1 and each separation chamber, and a traction plastic rope 9 penetrates through the center of each supporting sleeve 3.
In this embodiment, preferably, a glass fiber mesh layer 10 is disposed inside the polyester fiber insulating outer sheath 6, and a honeycomb mesh structure is uniformly disposed on the surface of the glass fiber mesh layer 10 to play a role in tensile strength.
In this embodiment, preferably, the wire core 1 sequentially includes a copper core, a mica paper layer and an insulating rubber layer from inside to outside, and plays a role in protection.
In this embodiment, it is preferable that the support sheet 3, the support sheet 4 and the polyester fiber insulating inner sheath 2 are integrally formed into a single structure, so as to ensure good integrity.
In this embodiment, it is preferable that the outer surface of the elastic column 8 is corrugated, and the elastic column 8 and the inner sheath 2 are integrally formed, so as to ensure good integrity and elasticity.
The utility model discloses a theory of operation and use flow: the utility model discloses in have support cover 3 of backing sheet 4, can be with 1 divided in a plurality of sinle silks, can also cooperate metal level 5 to play good supporting role, be the hollow structure of run-through type at the center of supporting cover 3 in addition, and the design has traction plastic rope 9, make whole cable have good pull resistance, metal level 5 that has concatenation arch 12 is connected with the 6 blocks of polyester fiber insulation oversheath that have splice groove 11, it is spacing to realize, avoid not hard up of metal level 5.
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 high fire-retardant environmental protection wire and cable, includes polyester fiber insulation inner sheath (2), its characterized in that: the outer side of the polyester fiber insulating inner sheath (2) is provided with a polyester fiber insulating outer sheath (6), a metal layer (5) is arranged between the polyester fiber insulating inner sheath (2) and the polyester fiber insulating outer sheath (6), a plurality of splicing protrusions (12) are arranged on the outer surface of the metal layer (5) at equal intervals, splicing grooves (11) are formed in the positions, corresponding to the splicing protrusions (12), of the inner side surface of the polyester fiber insulating outer sheath (6), the splicing protrusions (12) extend into the splicing grooves (11) to be connected in a clamping mode, a plurality of hollow chambers (7) are arranged inside the polyester fiber insulating inner sheath (2), a plurality of elastic columns (8) are arranged in the hollow chambers (7), a support sleeve (3) is arranged on the inner side of the polyester fiber insulating inner sheath (2), and a plurality of support sheets (4) are arranged on the outer surface of the support sleeve (3) at equal angles, the other end of each supporting sheet (4) is fixedly connected with the supporting sleeve (3), the other end of each supporting sheet (4) is fixedly connected with the polyester fiber insulating inner sheath (2), a separation chamber is formed between every two adjacent supporting sheets (4), each separation chamber is internally provided with a wire core (1), a filling layer is filled between each wire core (1) and each separation chamber, and a traction plastic rope (9) penetrates through the center of each supporting sleeve (3).
2. A high flame retardant environmental protection electric wire cable according to claim 1, wherein: a glass fiber net layer (10) is arranged inside the polyester fiber insulating outer sheath (6), and a honeycomb-shaped mesh structure is uniformly arranged on the surface of the glass fiber net layer (10).
3. The high flame retardant environmental protection electric wire and cable of claim 1, wherein: the wire core (1) sequentially comprises a copper core, a mica paper layer and an insulating rubber layer from inside to outside.
4. A high flame retardant environmental protection electric wire cable according to claim 1, wherein: the support sleeve (3), the support sheet (4) and the polyester fiber insulation inner sheath (2) are of an integrally formed integrated structure.
5. A high flame retardant environmental protection electric wire cable according to claim 1, wherein: the outer surface of the elastic column (8) is in a corrugated structure, and the elastic column (8) and the polyester fiber insulating inner sheath (2) are in an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572321.9U CN216849408U (en) | 2022-03-16 | 2022-03-16 | High-flame-retardance environment-friendly wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572321.9U CN216849408U (en) | 2022-03-16 | 2022-03-16 | High-flame-retardance environment-friendly wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216849408U true CN216849408U (en) | 2022-06-28 |
Family
ID=82095928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220572321.9U Active CN216849408U (en) | 2022-03-16 | 2022-03-16 | High-flame-retardance environment-friendly wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216849408U (en) |
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2022
- 2022-03-16 CN CN202220572321.9U patent/CN216849408U/en active Active
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