CN218123027U - Resistance to compression fiber cable - Google Patents
Resistance to compression fiber cable Download PDFInfo
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- CN218123027U CN218123027U CN202221019179.1U CN202221019179U CN218123027U CN 218123027 U CN218123027 U CN 218123027U CN 202221019179 U CN202221019179 U CN 202221019179U CN 218123027 U CN218123027 U CN 218123027U
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- sleeve
- buffer
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- cable
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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
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Abstract
The utility model relates to the technical field of optical fiber cables, in particular to a compression-resistant optical fiber cable, which comprises a core wire, wherein a wear-resistant sleeve is sleeved on the periphery of the core wire, a waterproof sleeve, a flame-retardant sleeve, an outer insulating sleeve, a grid sleeve, a tension-resistant sleeve, a heat-insulating sleeve, an inner insulating sleeve, a buffer sleeve and a shielding sleeve are sequentially arranged inside the wear-resistant sleeve, the shielding sleeve is connected with the periphery of the core wire, a buffer component is arranged inside the grid sleeve, and a plurality of inclined elastic buffer blocks are connected between the buffer sleeve and the shielding sleeve; through setting up grid cover and buffering component, do benefit to and carry out the first buffering protection to the heart yearn, rethread buffering cover and elastic buffer piece's cooperation does benefit to and carries out buffering protection once more to the heart yearn to promoted the compressive property of this cable, so that the heart yearn is by the pressure loss easily, and wear-resisting cover is established at outermost again moreover, combines the wear resistance of wear-resisting cover, does benefit to and prevents this cable and is damaged by wearing and tearing easily.
Description
Technical Field
The utility model relates to an optical fiber cable technical field especially relates to a resistance to compression optical fiber cable.
Background
The optical fiber cable is a general name of articles such as optical cables, electric cables and the like, has multiple purposes, is mainly used for controlling installation, connecting equipment, transmitting electric power and the like, and is a common and indispensable thing in daily life;
present fiber optic cable, because the resistance to compression effect is not good enough, easily lead to the heart yearn to be crushed, fiber optic cable's wear-resisting fire resistance is relatively poor moreover, leads to fiber optic cable easy wear and tear to damage, and easily leads to the heart yearn to be burnt out, influences fiber optic cable's life.
SUMMERY OF THE UTILITY MODEL
The utility model provides a resistance to compression fiber cable to solve the fiber cable resistance to compression effect that above-mentioned background art provided not good enough, and the relatively poor problem of wear-resisting fire resistance.
In order to solve the prior art problem, the utility model discloses a resistance to compression fiber cable, including the heart yearn:
the core wire is sleeved with a wear-resistant sleeve, a waterproof sleeve, a flame-retardant sleeve, an outer insulating sleeve, a grid sleeve, a tensile sleeve, a heat-insulating sleeve, an inner insulating sleeve, a buffer sleeve and a shielding sleeve are sequentially arranged from the inner periphery of the wear-resistant sleeve to the inner side, and the shielding sleeve is connected to the periphery of the core wire;
a buffer component is arranged inside the grid sleeve;
and a plurality of inclined elastic buffer blocks are connected between the buffer sleeve and the shielding sleeve.
Furthermore, the waterproof sleeve is connected between the wear-resistant sleeve and the flame-retardant sleeve, and the outer insulating sleeve is connected between the flame-retardant sleeve and the grid sleeve.
Furthermore, the buffer component is all inlayed by buffer tube and a plurality of piece in tensile connecting band in the net cover constitutes, the buffer tube is equipped with a plurality of altogether and all inlays in the net cover, tensile connecting band one-to-one is in two neighbours between the buffer tube.
Further, the tensile sleeve is connected between the grid sleeve and the heat insulation sleeve, and the heat insulation sleeve is made of fluororubber.
Further, the inner insulating sleeve is connected between the heat insulating sleeve and the buffer sleeve.
Further, the inner insulating sleeve and the outer insulating sleeve are both made of silicon rubber.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
through setting up net cover and buffering component, do benefit to and carry out first buffer protection to the heart yearn, rethread buffer sleeve and elastic buffer block's cooperation, do benefit to and carry out buffer protection once more to the heart yearn, thereby the compressive property of this cable has been promoted, so that the heart yearn is by the pressure loss easily, and wear-resisting cover is established outermost again, combine the wear resistance of wear-resisting cover, do benefit to and prevent this cable by wearing and tearing damage easily, and delay the burning rate of cable through fire-retardant cover, do benefit to and carry out fire-retardant protection to the heart yearn, combine the heat insulating sleeve to subduct high temperature, so that the heart yearn is by high temperature fusing easily, to sum up, thereby the wear-resisting fire resistance of this cable has been guaranteed, the life of this cable has been guaranteed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall internal structure of the present invention;
fig. 3 is a schematic view of the internal sectional structure of the internal insulation sleeve of the present invention.
In FIGS. 1-3: the cable comprises a core wire 1, a shielding sleeve 2, a buffer sleeve 3, an inner insulating sleeve 4, a heat insulating sleeve 5, a tensile sleeve 6, a grid sleeve 7, a buffer tube 8, an outer insulating sleeve 9, a flame-retardant sleeve 10, a waterproof sleeve 11, a wear-resistant sleeve 12, a tensile connecting belt 13 and an elastic buffer block 14.
Detailed Description
Please refer to fig. 1 to 3:
a compression-resistant optical fiber cable comprises a core wire 1, wherein a wear-resistant sleeve 12 is sleeved on the periphery of the core wire 1, a waterproof sleeve 11, a flame-retardant sleeve 10, an outer insulating sleeve 9, a grid sleeve 7, a tensile sleeve 6, a heat-insulating sleeve 5, an inner insulating sleeve 4, a buffer sleeve 3 and a shield sleeve 2 are sequentially arranged in the wear-resistant sleeve 12, the shield sleeve 2 is connected to the periphery of the core wire 1, a buffer component is arranged in the grid sleeve 7 and consists of a buffer tube 8 and a plurality of tensile connecting bands 13 which are embedded in the grid sleeve 7, the buffer tube 8 is provided with a plurality of buffer tubes and is embedded in the grid sleeve 7, and the tensile connecting bands 13 are connected between two adjacent buffer tubes 8 one by one;
specifically, when the cable is extruded, owing to set up net cover 7 and buffering component, make buffer tube 8 and net cover 7 by the TPE material, because the TPE material is a thermoplastic elastomer material, high strength has, high resilience, weather fastness, fatigue resistance and temperature resistance's advantage, consequently, through buffer tube 8's interior periphery and net cover 7's mesh, cooperation between them does benefit to and provides sufficient buffer space to pressure, combine the high resilience of TPE material, thereby make the cable can be quick after being extruded reset, do benefit to and carry out first buffer protection to heart yearn 1, in order to avoid heart yearn 1 to be crushed easily, and make tensile connecting band 13 by vulcanized rubber, because vulcanized rubber has the characteristic of unchangeable glutinous and difficult rupture, when buffer tube 8 and net cover 7 produce deformation, can prevent that heart yearn 1 from being torn the damage.
A plurality of inclined elastic buffer blocks 14 are connected between the buffer sleeve 3 and the shielding sleeve 2;
further, rethread buffer sleeve 3 and elastic buffer block 14's cooperation, and make buffer sleeve 3 and elastic buffer block 14 by the TPV material, because the TPV material has good elasticity and compression deformation resistance, and environmental resistance, ageing resistance still have excellent tensile strength and high tenacity, consequently through doing benefit to buffer protection once more to heart yearn 1, to sum up, thereby promoted the compressive property of this cable, in order to avoid heart yearn 1 to be damaged by easy pressure loss.
The waterproof sleeve 11 is connected between the wear-resistant sleeve 12 and the flame-retardant sleeve 10, the tensile sleeve 6 is connected between the grid sleeve 7 and the heat insulation sleeve 5, and the heat insulation sleeve 5 is made of fluororubber;
furthermore, the wear-resistant sleeve 12 is arranged on the outermost layer of the core wire 1, the wear-resistant sleeve 12 is made of wear-resistant rubber, the wear-resistant rubber has good wear resistance and is beneficial to preventing the cable from being easily worn and damaged, the flame-retardant sleeve 10 is made of chloroprene rubber, the chloroprene rubber has good physical and mechanical properties and has the advantages of heat resistance, flame resistance, acid and alkali resistance and chemical reagent resistance, so that the flame-retardant sleeve 10 made of the chloroprene rubber is beneficial to delaying the combustion speed of the cable and carrying out flame-retardant protection on the core wire 1, the heat-insulating sleeve 5 is made of fluororubber, and fluorine atoms are introduced into the rubber, so that the heat-insulating sleeve 5 made of the fluororubber has the advantages of excellent heat resistance, oxidation resistance, corrosion resistance and atmospheric aging resistance, the heat-resistant sleeve 5 is combined to reduce high temperature, the core wire 1 is prevented from being easily fused at high temperature, and in conclusion, the flame-resistant performance of the cable is ensured, and the aging resistance and corrosion resistance of the cable are improved, and the service life of the cable is ensured.
The outer insulating sleeve 9 is connected between the flame-retardant sleeve 10 and the grid sleeve 7, the inner insulating sleeve 4 is connected between the heat insulating sleeve 5 and the buffer sleeve 3, and the inner insulating sleeve 4 and the outer insulating sleeve 9 are both made of silicon rubber;
furthermore, the inner insulating sleeve 4 and the outer insulating sleeve 9 are made of silicon rubber, so that the inner insulating sleeve 4 made of silicon rubber has good high-temperature stability, weather resistance and insulativity, the shielding sleeve 2 is made of silicon rubber and glass fiber in a combined mode, and the silicon rubber glass fiber has the advantages of voltage resistance, electric arc resistance, corona resistance and good electric insulation performance, so that the core wire 1 is subjected to three-layer insulation protection through the matching of the inner insulating sleeve 4, the outer insulating sleeve 9 and the shielding sleeve 2, the occurrence of the electric leakage condition of the cable is favorably prevented, the use safety of the cable is ensured, the high-temperature resistance and the weather resistance of the cable can be better ensured, and the cable can be suitable for being used in different environments.
The tensile sleeve 6 is connected between the grid sleeve 7 and the heat insulation sleeve 5, and the waterproof sleeve 11 is connected between the wear-resistant sleeve 12 and the flame-retardant sleeve 10;
furthermore, the tensile sleeve 6 is made of polyurethane rubber, and the polyurethane rubber has the advantages of high elasticity, high wear resistance, tear resistance and aging resistance, so that the pressure resistance of the cable is better improved, and the tensile resistance of the cable is ensured, so that the core wire 1 is prevented from being easily broken and damaged, the waterproof sleeve 11 is made of ethylene propylene rubber, and the ethylene propylene rubber has good water vapor resistance and superheated water resistance, so that the core wire 1 is prevented from being damaged when encountering water due to water seepage of the cable, and the service life of the optical fiber cable is ensured.
Claims (6)
1. A pressure resistant optical fiber cable comprising a core wire (1), characterized in that:
the anti-abrasion sleeve (12) is sleeved on the periphery of the core wire (1), the waterproof sleeve (11), the flame-retardant sleeve (10), the outer insulating sleeve (9), the grid sleeve (7), the tensile sleeve (6), the heat insulating sleeve (5), the inner insulating sleeve (4), the buffer sleeve (3) and the shielding sleeve (2) are sequentially arranged inwards in the abrasion-resistant sleeve (12), and the shielding sleeve (2) is connected to the periphery of the core wire (1);
a buffer component is arranged inside the grid sleeve (7);
a plurality of inclined elastic buffer blocks (14) are connected between the buffer sleeve (3) and the shielding sleeve (2).
2. The crush-resistant fiber optic cable of claim 1, wherein: the waterproof sleeve (11) is connected between the wear-resistant sleeve (12) and the flame-retardant sleeve (10), and the outer insulating sleeve (9) is connected between the flame-retardant sleeve (10) and the grid sleeve (7).
3. The crush-resistant fiber optic cable of claim 1, wherein: the buffer component by buffer tube (8) and a plurality of piece all inlay in tensile connecting band (13) in net cover (7) are constituteed, buffer tube (8) be equipped with a plurality of roots altogether and all inlay in net cover (7), tensile connecting band (13) meet one by one in two adjacent between buffer tube (8).
4. The crush-resistant optical fiber cable of claim 1, wherein: the tensile sleeve (6) is connected between the grid sleeve (7) and the heat insulation sleeve (5), and the heat insulation sleeve (5) is made of fluororubber.
5. The crush-resistant fiber optic cable of claim 1, wherein: the inner insulating sleeve (4) is connected between the heat insulating sleeve (5) and the buffer sleeve (3).
6. The crush-resistant fiber optic cable of claim 1, wherein: the inner insulating sleeve (4) and the outer insulating sleeve (9) are both made of silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221019179.1U CN218123027U (en) | 2022-04-29 | 2022-04-29 | Resistance to compression fiber cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221019179.1U CN218123027U (en) | 2022-04-29 | 2022-04-29 | Resistance to compression fiber cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218123027U true CN218123027U (en) | 2022-12-23 |
Family
ID=84493916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221019179.1U Active CN218123027U (en) | 2022-04-29 | 2022-04-29 | Resistance to compression fiber cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218123027U (en) |
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2022
- 2022-04-29 CN CN202221019179.1U patent/CN218123027U/en active Active
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