CN209911615U

CN209911615U - Resistance to compression self-supporting optical cable

Info

Publication number: CN209911615U
Application number: CN201920965687.0U
Authority: CN
Inventors: 陈文嵩
Original assignee: Ningbo Keman Optical Cable Co Ltd
Current assignee: Ningbo Keman Optical Cable Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-01-07
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a resistance to compression self-supporting optical cable relates to self-supporting optical cable technical field. This resistance to compression self-supporting optical cable, including the transmission line, the outside packing of transmission line has the block rubber, the outside cover of block rubber is equipped with the metal mesh, the outside cover of metal mesh is equipped with ventilative waterproof layer, the outside subsides of ventilative waterproof layer are equipped with the fixture block, the outside cover of fixture block is equipped with the anti-pressure layer, the top fixed mounting on anti-pressure layer has the rubber strip, the top fixed mounting of rubber strip has self-supporting mechanism, the transmission line includes the wire, the outside cover of wire is equipped with the insulating cover, the outside cover of insulating cover is equipped with the single line and prevents disturbing the layer, self-supporting. This resistance to compression self-supporting optical cable, when the cable received the extrusion, the resistance to compression layer carried out the resistance to compression, increased the crushing resistance of optical cable, and the fixture block card is established on the barrier block, guarantees that the skew in position can not take place for crushing layer and internal arrangement, carries out the resistance to compression, and the optical cable shell can not take place the skew with the wire position moreover, ensures the security of optical cable.

Description

Resistance to compression self-supporting optical cable

Technical Field

The utility model relates to a self-supporting optical cable technical field specifically is a resistance to compression self-supporting optical cable.

Background

The self-supporting optical cable is a cable which integrates a load-bearing object and an optical cable or an optical cable, for example, the optical cable is used for an optical cable on a high-voltage transmission line iron tower in optical fiber communication, the self-supporting optical cable is a full-medium self-supporting optical cable, and a reinforcing member of the optical cable can bear self weight and external load, so that the service environment and the key technology of the optical cable are proved by the name: the optical cable is self-supporting, so the mechanical strength of the optical cable is light, the optical cable is made of all-dielectric materials because the optical cable is in a high-voltage and high-voltage electric environment and must be resistant to the influence of strong electricity, and the optical cable is overhead used on an electric power tower, so a matched hanging piece is required to fix the optical cable on the tower.

The mechanical properties of the self-supporting optical cable are mainly embodied in maximum operation tension, average operation tension, ultimate tensile strength and the like of the optical cable, the existing self-supporting optical cable is a self-supporting aerial optical cable, the existing self-supporting optical cable can well bear the long-term action of self gravity and can withstand the gift washing of the natural environment, but the existing self-supporting optical cable is generally transported by using an optical cable barrel when being transported, the optical cable barrel can extrude the optical cable together due to the gravity of the optical cable when being wound on the self-supporting optical cable, a gap can be formed between the optical cable shell and a lead when being extruded, the optical cable is continuously wound, the optical cable shell and the lead can deviate from the position, and the damage of the optical cable can be caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a resistance to compression self-supporting optical cable uses the back, carries out the resistance to compression, and the skew can not take place with the wire position in optical cable shell moreover, ensures the security of optical cable.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a resistance to compression self-supporting optical cable, includes the transmission line, the outside packing of transmission line has the block rubber, the outside cover of block rubber is equipped with the metal mesh, the outside cover of metal mesh is equipped with ventilative waterproof layer, the outside subsides of ventilative waterproof layer are equipped with the fixture block, the outside cover of fixture block is equipped with the anti-pressure layer, the top fixed mounting on anti-pressure layer has the rubber strip, the top fixed mounting of rubber strip has self-supporting mechanism.

The transmission line includes the wire, the outside cover of wire is equipped with insulating cover, insulating cover's outside cover is equipped with the single line and prevents disturbing the layer.

The self-supporting mechanism comprises a self-supporting wire, a rubber layer is sleeved outside the self-supporting wire, and an anti-corrosion layer is sleeved outside the rubber layer.

Preferably, the top of the rubber strip is fixedly arranged at the bottom of the anti-corrosion layer.

Preferably, the number of the clamping blocks is a plurality, and the clamping blocks are annularly arranged outside the breathable waterproof layer.

Preferably, a plurality of blocking blocks are attached to the inner portion of the pressure-resistant layer, and the distance between every two blocking blocks is matched with the size of the clamping block.

Preferably, the number of the transmission lines is seven, and sponge pads are filled in gaps among the seven transmission lines.

Preferably, the number of the rubber strips is three, and the three rubber strips are symmetrically distributed on the top of the pressure-resistant layer in parallel.

The utility model provides a resistance to compression self-supporting optical cable. The method has the following beneficial effects:

(1) this resistance to compression self-supporting optical cable, when the cable received the extrusion, the resistance to compression layer carried out the resistance to compression, increased the crushing resistance of optical cable, and the fixture block card is established on the barrier block, guarantees that the skew on the crushing layer can not take place position with internal arrangement, carries out the resistance to compression, and the optical cable shell can not take place the skew with the wire position moreover, ensures the security of optical cable.

(2) This resistance to compression self-supporting optical cable, the anticorrosive coating prevents that the rubber layer from being overlooked by external environment, and the rubber layer prevents that self-supporting line and external environment from contacting, causes the damage, leads to the optical cable can't bear self weight.

(3) This resistance to compression self-supporting optical cable, when the transmission line carries out expend with heat and contract with cold, the sponge pad has the elasticity, can fill the distance between the transmission line, and the rubber piece wraps up the transmission line, ensures transmission line and external environment contactless, makes the life-span of transmission line increase, and the metal mesh blocks the electromagnetic interference between cable and the cable, and ventilative waterproof layer carries out waterproofly and breathes freely.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the transmission line of the present invention;

fig. 3 is a schematic structural diagram of the self-supporting mechanism of the present invention.

In the figure: the cable comprises a transmission line 1, a lead 101, an insulating sleeve 102, a single-line anti-interference layer 103, a sponge pad 2, a rubber block 3, a metal mesh 4, a breathable waterproof layer 5, a fixture block 6, a pressure-resistant layer 7, a rubber strip 8, a self-supporting mechanism 9, a self-supporting line 901, a rubber layer 902 and an anti-corrosion layer 903.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a compression-resistant self-supporting optical cable comprises transmission lines 1, wherein the number of the transmission lines 1 is seven, sponge cushions 2 are filled in gaps among the seven transmission lines 1, rubber blocks 3 are filled outside the transmission lines 1, a metal net 4 is sleeved outside the rubber blocks 3, a breathable waterproof layer 5 is sleeved outside the metal net 4, clamping blocks 6 are attached outside the breathable waterproof layer 5, the number of the clamping blocks 6 is several, the clamping blocks 6 are annularly arranged outside the breathable waterproof layer 5, a compression-resistant layer 7 is sleeved outside the clamping blocks 6, a plurality of separation blocks are attached inside the compression-resistant layer 7, the distance between every two separation blocks is matched with the size of the clamping blocks 6, rubber strips 8 are fixedly mounted at the top of the compression-resistant layer 7, the number of the rubber strips 8 is three, the three rubber strips 8 are symmetrically distributed at the top of the compression-resistant layer 7 in parallel, and self-supporting mechanisms 9 are fixedly mounted at the tops of the rubber strips 8, when the cable receives the extrusion, compressive layer 7 carries out the resistance to compression, increase the crushing resistance of optical cable, 6 cards of fixture block are established on the spacer block, guarantee that compressive layer 7 and internal arrangement can not take place the skew in position, carry out the resistance to compression, and the skew can not take place for optical cable shell and wire position, ensure the security of optical cable, when transmission line 1 carries out expend with heat and contract with cold, foam-rubber cushion 2 has the elasticity, can fill the distance between transmission line 1, rubber block 3 wraps up transmission line 1, ensure that transmission line 1 and external environment contactless, make the life-span of transmission line 1 increase, metal mesh 4 blocks the electromagnetic interference between cable and the cable, ventilative waterproof layer 5 is waterproof and ventilative.

The transmission line 1 comprises a wire 101, an insulating sleeve 102 is sleeved outside the wire 101, and a single-wire interference prevention layer 103 is sleeved outside the insulating sleeve 102.

The self-supporting mechanism 9 comprises a self-supporting wire 901, a rubber layer 902 is sleeved outside the self-supporting wire 901, an anti-corrosion layer 903 is sleeved outside the rubber layer 902, the anti-corrosion layer 903 prevents the rubber layer 902 from being overlooked by the external environment, and the rubber layer 902 prevents the self-supporting wire 901 from contacting with the external environment to cause damage, so that the optical cable cannot bear the self weight.

When the single-wire anti-interference transmission cable is used, the wire 101 transmits data, the insulating sleeve 102 insulates a single wire, the single-wire anti-interference layer 103 prevents electromagnetic interference between the transmission lines 1, when the transmission lines 1 expand with heat and contract with cold, the sponge cushion 2 has elasticity and can fill the distance between the transmission lines 1, the rubber block 3 wraps the transmission lines 1 to ensure that the transmission lines 1 are not in contact with the external environment, so that the service life of the transmission lines 1 is prolonged, the metal net 4 blocks electromagnetic interference between the cable and the cable, the air-permeable waterproof layer 5 prevents water and air, when the cable is extruded, the compression-resistant layer 7 resists compression to increase the compression resistance of the optical cable, the fixture block 6 is clamped on the blocking block to ensure that the compression-resistant layer 7 and an internal device cannot deviate in position, the anti-corrosion layer 903 prevents the rubber layer 902 from being overlooked by the external environment, and the rubber layer 902 prevents the self-, causing damage.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a resistance to compression self-supporting optical cable, includes transmission line (1), its characterized in that: the rubber block (3) is filled outside the transmission line (1), a metal net (4) is sleeved outside the rubber block (3), a breathable waterproof layer (5) is sleeved outside the metal net (4), a clamping block (6) is attached to the outside of the breathable waterproof layer (5), a compression resistant layer (7) is sleeved outside the clamping block (6), a rubber strip (8) is fixedly installed at the top of the compression resistant layer (7), and a self-supporting mechanism (9) is fixedly installed at the top of the rubber strip (8);

the transmission line (1) comprises a wire (101), an insulating sleeve (102) is sleeved outside the wire (101), and a single-wire anti-interference layer (103) is sleeved outside the insulating sleeve (102);

the self-supporting mechanism (9) comprises a self-supporting wire (901), a rubber layer (902) is sleeved outside the self-supporting wire (901), and an anti-corrosion layer (903) is sleeved outside the rubber layer (902).

2. The compression-resistant self-supporting optical cable according to claim 1, wherein: the top of the rubber strip (8) is fixedly arranged at the bottom of the anti-corrosion layer (903).

3. The compression-resistant self-supporting optical cable according to claim 1, wherein: the number of the clamping blocks (6) is a plurality, and the clamping blocks (6) are annularly arranged outside the breathable waterproof layer (5).

4. The compression-resistant self-supporting optical cable according to claim 1, wherein: the anti-pressure layer (7) is internally provided with a plurality of blocking blocks in an attached mode, and the distance between every two blocking blocks is matched with the size of the clamping block (6).

5. The compression-resistant self-supporting optical cable according to claim 1, wherein: the number of the transmission lines (1) is seven, and sponge cushions (2) are filled in gaps among the seven transmission lines (1).

6. The compression-resistant self-supporting optical cable according to claim 1, wherein: the number of the rubber strips (8) is three, and the three rubber strips (8) are symmetrically distributed on the top of the pressure resistant layer (7) in parallel.