CN218069420U - Strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable - Google Patents
Strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable Download PDFInfo
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- CN218069420U CN218069420U CN202221609117.6U CN202221609117U CN218069420U CN 218069420 U CN218069420 U CN 218069420U CN 202221609117 U CN202221609117 U CN 202221609117U CN 218069420 U CN218069420 U CN 218069420U
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Abstract
The utility model discloses a strong electromagnetic interference prevention environment-friendly flame-retardant fire-resistant computer control cable, which comprises a cable core, wherein an outer wrapping layer, a total shielding layer, an inner liner layer, an armor layer and an outer sheath are sequentially arranged outside the cable core from inside to outside, and the cable core comprises at least two groups of twisted pairs; the utility model discloses a prevent fire-retardant fire-resistant computer control cable of forceful electric magnetic interference environment-friendly through set up the flame retardant coating in insulation core department, adopt the high fire-retardant filler rope of halogen-free to pack, it is interior, the outer covering that winds adopts the high fire-retardant area of halogen-free, the inner liner adopts the high fire-retardant oxygen isolation material of environment-friendly and oversheath to adopt the high fire-retardant material of halogen-free low cigarette, make this computer control cable fire-retardant, fire resistance can be promoted, double-shielded layer's setting makes its performance of preventing forceful electric magnetic interference promote, in addition through setting up the tensile strength that the tensile resistance rope has promoted the cable, the setting up of wearing layer has promoted the wear resistance of cable, this computer control cable's life obtains the extension.
Description
Technical Field
The utility model belongs to the technical field of the cable, especially, relate to prevent fire-retardant fire-resistant computer control cable of strong electromagnetic interference environment-friendly.
Background
The computer cable belongs to a cable for electrical equipment, and is suitable for electronic computers and automatic instruments with the rated voltage of 500V or below and higher requirements on interference resistance.
The traditional computer control cable considers the application scene, so the fire resistance, the flame retardance, the tensile strength and the wear resistance are common, the service life is greatly shortened under the special application scene, and the safety factor is low.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model discloses aim at solving the defect among the prior art, provide a prevent fire-retardant fire-resistant computer control cable of strong electromagnetic interference environment-friendly.
The technical scheme is as follows: prevent fire-retardant fire-resistant computer control cable of strong electromagnetic interference environment-friendly, including the cable core, the cable core has set gradually outward around covering, total shielding layer, inner liner, armor and oversheath from inside to outside, the cable core includes at least two sets of twisted pairs, and every group twisted pair includes two insulation core, two insulation core winds the covering outward around having in, it is provided with branch shielding layer, every outward around the covering insulation core includes the conductor, the conductor has set gradually flame retardant coating and insulating layer from inside to outside outward, the twisted pair with it has the high fire-retardant filler rope of halogen-free to wind to fill between the covering outward, it is provided with the stretch-proofing rope in the covering outward, the outside of oversheath is provided with the wearing layer, the wearing layer is a plurality of protruding muscle that are provided with along cable length direction, the quantity of protruding muscle is greater than 15.
Furthermore, the number of the twisted pairs is four, and the four groups of twisted pairs and the halogen-free high-flame-retardant filling ropes are twisted into a cable, so that the flame retardant property of the cable is improved.
Further, the fire-resistant layer is made of fire-resistant mica tapes.
Furthermore, the outer wrapping layer and the inner wrapping layer both adopt halogen-free high-flame-retardant tapes, so that the flame retardant property of the cable is improved.
Furthermore, the inner liner layer is formed by extruding an environment-friendly high-flame-retardant oxygen-isolating material outside the total shielding layer, so that the flame retardant property of the cable is improved.
Furthermore, the outer sheath is formed by extruding and wrapping a halogen-free low-smoke high-flame-retardant material outside the armor layer, so that the flame retardant property of the cable is improved.
Furthermore, the four groups of twisted pairs, the tensile ropes and the halogen-free high-flame-retardant filling ropes are twisted together to form a cable, and the four groups of twisted pairs surround the outer side of the tensile ropes and are mutually abutted, so that the tensile property of the cable is better.
Furthermore, the cross section of a single convex rib of the wear-resistant layer is semicircular, the wear-resistant layer is made of rubber materials, and raw materials can be saved while the wear-resistant performance of the cable is enhanced by the rubber convex rib with the semicircular cross section.
Has the advantages that: the utility model discloses a prevent fire-retardant fire-resistant computer control cable of forceful electric magnetic interference environment-friendly through set up the flame retardant coating in insulation core department, adopt the high fire-retardant filler rope of halogen-free to pack, it is interior, the outer covering that winds adopts the high fire-retardant area of halogen-free, the inner liner adopts the high fire-retardant oxygen isolation material of environment-friendly and oversheath to adopt the high fire-retardant material of halogen-free low cigarette, make this computer control cable fire-retardant, fire resistance can be promoted, double-shielded layer's setting makes its performance of preventing forceful electric magnetic interference promote, in addition through setting up the tensile strength that the tensile resistance rope has promoted the cable, the setting up of wearing layer has promoted the wear resistance of cable, this computer control cable's life obtains the extension.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
reference numerals: 1 twisted pair, 1.1 insulation core, 1.1.1 conductor, 1.1.2 flame retardant coating, 1.1.3 insulating layers, 1.2 internal winding covering, 1.3 branch shielding layer, 2 there is not steamed high fire-retardant filling rope, 3 external winding covering, 4 total shielding layers, 5 inner liner layers, 6 armor layers, 7 oversheath, 8 wearing layer, 9 stretch-proofing rope.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in fig. 1-2: strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable, including the cable core, the cable core has set gradually outward around covering 3, total shielding layer 4, inner liner 5, armor 6 and oversheath 7 from inside to outside, the cable core includes at least two sets of twisted pairs 1, and every group twisted pair 1 includes two insulation core 1.1, two insulation core 1.1 outward has outward around the covering around covering 1.2, it is provided with branch shielding layer 1.3 outward around covering 1.2, every insulation core 1.1 includes conductor 1.1.1, conductor 1.1 outward has set gradually flame retardant coating 1.1.2 and insulating layer 1.1.3 from inside to outside, twisted pair 1 with it has halogen-free high flame-retardant filler rope 2 to fill between the outward around covering 3, be provided with stretch-proofing rope 9 in the outward around covering 3, the outside of oversheath 7 is provided with wearing layer 8, wearing layer 8 is a plurality of protruding muscle that are provided with along cable length direction, the quantity of protruding muscle is greater than 15.
The number of the twisted pairs 1 is four, and the four groups of twisted pairs 1 and the halogen-free high-flame-retardant filling ropes are twisted into a cable; the fire-resistant layer 1.1.2 is made of fire-resistant mica tape; the outer wrapping layer 3 and the inner wrapping layer 1.2 both adopt halogen-free high-flame-retardant tapes; the inner liner layer 5 is formed by extruding an environment-friendly high-flame-retardant oxygen-isolating material outside the total shielding layer 4; the outer sheath 7 is formed by extruding a halogen-free low-smoke high-flame-retardant material outside the armor layer 6; four groups of twisted pairs 1, tensile ropes 9 and the halogen-free high-flame-retardant filling ropes 2 are twisted together to form a cable, and the four groups of twisted pairs 1 surround the outer sides of the tensile ropes 9 and are mutually abutted; the cross section of a single convex rib of the wear-resistant layer 8 is semicircular, and the wear-resistant layer 8 is made of rubber materials.
The utility model discloses a prevent fire-retardant fire-resistant computer control cable of strong electromagnetic interference environment-friendly through set up the flame retardant coating in insulation core department, adopt the high fire-retardant packing rope of halogen-free to fill, in, it adopts the high fire-retardant area of halogen-free to wind the covering outward, the inner liner adopts the high fire-retardant oxygen material that separates of environment-friendly and oversheath adoption halogen-free low cigarette high flame retardant material, make this computer control cable's fire-retardant, fire resistance is promoted, the setting of double shielding layer makes its performance of preventing strong electromagnetic interference promote, the tensile effect of cable has been promoted through setting up the tensile rope in addition, the setting of wearing layer has promoted the wear resistance of cable, this computer control cable's life obtains the extension.
Although the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (8)
1. Prevent fire-retardant fire-resistant computer control cable of strong electromagnetic interference environment-friendly, including the cable core, its characterized in that: the utility model discloses a cable core, including the cable core, the cable core is outer to be provided with outward winding covering (3), total shielding layer (4), inner liner (5), armor (6) and oversheath (7) from inside to outside in proper order, the cable core includes at least two sets of twisted pair (1), and every group twisted pair (1) includes two insulation core (1.1), two insulation core (1.1) is outer to be wrapped around covering (1.2) in, be provided with branch shielding layer (1.3), every outward around covering (1.2) insulation core (1.1) includes conductor (1.1.1), conductor (1.1.1) is outer to having set gradually flame retardant coating (1.1.2) and insulating layer (1.1.3), twisted pair (1) with it has steamed high fire-retardant filling rope (2) to fill between outward winding covering (3), be provided with stretch-resistant rope (9) in outward winding covering (3), the outside of oversheath (7) is provided with wearing layer (8), wearing layer (8) are a plurality of protruding muscle that sets up along cable length direction, the quantity that protruding muscle is greater than 15.
2. The strong electromagnetic interference preventing environment-friendly flame retardant fire resistant computer control cable according to claim 1, characterized in that: the number of the twisted pairs (1) is four, and the four groups of the twisted pairs (1) and the halogen-free high-flame-retardant filling ropes are twisted into a cable.
3. The strong electromagnetic interference preventing environment-friendly flame retardant fire resistant computer control cable according to claim 1, characterized in that: the fire-resistant layer (1.1.2) is made of fire-resistant mica tape.
4. The strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable according to claim 1, characterized in that: the outer wrapping layer (3) and the inner wrapping layer (1.2) both adopt halogen-free high-flame-retardant tapes.
5. The strong electromagnetic interference preventing environment-friendly flame retardant fire resistant computer control cable according to claim 1, characterized in that: the inner liner layer (5) is formed by extruding an environment-friendly high-flame-retardant oxygen-isolating material outside the total shielding layer (4).
6. The strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable according to claim 1, characterized in that: the outer sheath (7) is formed by extruding a halogen-free low-smoke high-flame-retardant material outside the armor layer (6).
7. The strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable according to claim 2, characterized in that: four groups of twisted pairs (1), tensile ropes (9) and the halogen-free high-flame-retardant filling ropes (2) are twisted together to form a cable, and the four groups of twisted pairs (1) surround the outer sides of the tensile ropes (9) and are mutually abutted.
8. The strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable according to claim 1, characterized in that: the cross section of a single convex rib of the wear-resistant layer (8) is semicircular, and the wear-resistant layer (8) is made of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221609117.6U CN218069420U (en) | 2022-06-23 | 2022-06-23 | Strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221609117.6U CN218069420U (en) | 2022-06-23 | 2022-06-23 | Strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218069420U true CN218069420U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221609117.6U Active CN218069420U (en) | 2022-06-23 | 2022-06-23 | Strong electromagnetic interference preventing environment-friendly flame-retardant fire-resistant computer control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218069420U (en) |
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2022
- 2022-06-23 CN CN202221609117.6U patent/CN218069420U/en active Active
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