CN213988353U - Multi-core stranded insulation computer cable - Google Patents

Abstract

The utility model discloses an insulating computer cable of multicore transposition, its technical scheme main points are: including the cable core, first supporting ring cover is established on the cable core, the fixed a plurality of first bracing pieces that are provided with in outer end of first supporting ring, be provided with the cable core between the adjacent first bracing piece, there is the clearance between cable core and the first bracing piece, the clearance intussuseption is filled with the nylon rope, set up the enhancement core in the clearance, it is formed by a plurality of strands of steel wire transposition to strengthen the core, the fixed second bracing piece that is provided with before the adjacent first bracing piece, first bracing piece and the fixed stiffening rib that is provided with of second bracing piece junction, the fixed second supporting ring that is provided with of one end that first supporting ring was kept away from to first bracing piece, the outer end of second supporting ring is provided with the tensile layer, the tensile layer is woven by glass fiber rope and is formed, the outer end of tensile layer is provided with the metal shielding layer, the outer end of metal shielding layer is provided with the outer protective layer, the utility model discloses good resistance to compression and tensile property have when using.

Description

Multi-core stranded insulation computer cable

Technical Field

The utility model relates to a computer cable technical field, in particular to multicore transposition insulating computer cable.

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 interference resistance requirements. According to different environments and use requirements of equipment, the cable insulation can be made of polyethylene, polyvinyl chloride, cross-linked polyethylene, fluoroplastic, silicon rubber and other materials.

The existing compression resistance of the computer cable is weak, so that the cable core is easily crushed, and the cable cannot be used; meanwhile, the existing computer cable has weak tensile strength, so that a cable core of the computer cable is easy to break, and a new technical scheme is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing an insulating computer cable of multicore transposition to solve the current computer cable compressive capacity that mentions in the background art and be more weak, the more weak problem of tensile ability.

The above technical purpose of the present invention can be achieved by the following technical solutions: a multi-core stranded insulated computer cable comprises a cable core, wherein a first supporting ring is sleeved on the cable core, a plurality of first supporting rods are fixedly arranged at the outer end of the first supporting ring, the cable core is arranged between the adjacent first supporting rods, a gap is formed between the cable core and the first supporting rods, nylon ropes are filled in the gap, a reinforcing core is arranged in the gap and is formed by stranding a plurality of strands of steel wires, a second supporting rod is fixedly arranged in front of the adjacent first supporting rods, reinforcing ribs are fixedly arranged at the joints of the first supporting rods and the second supporting rods, one end, away from the first supporting ring, of each first supporting rod is fixedly provided with a second supporting ring, the outer end of each second supporting ring is provided with a tensile layer, the tensile layer is formed by weaving glass fiber ropes, and the outer end of the tensile layer is provided with a metal shielding layer, and an outer protective layer is arranged at the outer end of the metal shielding layer.

Furthermore, a plurality of the outer ends of the cable cores are all provided with insulating layers, the insulating layers are made of cross-linked polyethylene, and the cable cores are twisted.

By the technical scheme, the crosslinked polyethylene has good insulating property, can not be decomposed and carbonized below 200 ℃, the long-term working temperature can reach 90 ℃, the thermal life can reach 40 years, and the bending property and the tensile strength can be improved by twisting the cable cores.

Further, a rubber strip is arranged between the second support rod and the second support ring.

Through upper end technical scheme, the rubber strip texture is soft, when the cable received ambient pressure, can cushion ambient pressure.

Furthermore, the metal shielding layer is formed by weaving tinned copper wires, and the weaving density is not less than 90%.

Through above-mentioned technical scheme, the tinned copper wire is woven and is formed the metal shielding layer and can filter unnecessary electromagnetic wave effectively, still has certain tensile ability simultaneously, can promote the utility model discloses a tensile strength.

Furthermore, the outer protective layer is made of fluoroplastic.

Through the technical scheme, the fluoroplastic has the characteristics of high chemical stability, chemical corrosion resistance, fire resistance, high temperature resistance, flame retardance and the like, so that the fluoroplastic is widely applied to the wire and cable industry, and special cables such as: high temperature resistant cables, flame retardant cables, corrosion resistant cables, and the like.

Further, the outer surface of the outer protective layer is coated with a ratproof paint.

Through the technical scheme, when the rat-proof coating is used, rats can be driven by the rat-proof coating, and the rats are prevented from biting the outer protective layer.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses a be provided with first bracing piece, second bracing piece, first supporting ring, second supporting ring and stiffening rib, when using, first bracing piece, second bracing piece, first supporting ring, second supporting ring can play fine supporting role to the cable core, prevent that the cable core from being crushed, the nylon rope of packing between first bracing piece, second bracing piece and the cable core can play certain guard action to the cable core, the rubber strip of packing between second bracing piece and the second supporting ring can cushion external pressure, compressive property is comparatively good; and simultaneously, the utility model discloses in, through setting up the tensile layer, the tensile layer uses the glass fiber rope to weave and forms for the tensile layer has main properties such as temperature resistant, corrosion-resistant, high strength, through setting up the enhancement core that is formed by stranded steel wire transposition, can further promote the utility model discloses a tensile property, in addition, nylon rope also has certain tensile property, makes the utility model discloses have good tensile property, can effectively reduce the condition that the cable core was broken and take place.

Drawings

Fig. 1 is a schematic view of the internal structure of the present embodiment.

Reference numerals: 1. a cable core; 2. a first support ring; 3. a first support bar; 4. a nylon cord; 5. a reinforcing core; 6. a second support bar; 7. reinforcing ribs; 8. a second support ring; 9. a tensile layer; 10. a metal shielding layer; 11. an outer protective layer; 12. an insulating layer; 13. a rubber strip.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, a multi-core twisted insulated computer cable comprises a cable core 1, a first support ring 2 is sleeved on the cable core 1, a plurality of first support rods 3 are fixedly arranged at the outer end of the first support ring 2, the cable core 1 is arranged between adjacent first support rods 3, a gap is formed between the cable core 1 and the first support rods 3, nylon ropes 4 are filled in the gap, a reinforcing core 5 is arranged in the gap, the reinforcing core 5 is formed by twisting a plurality of strands of steel wires, a second support rod 6 is fixedly arranged in front of the adjacent first support rods 3, reinforcing ribs 7 are fixedly arranged at the joints of the first support rods 3 and the second support rods 6, the reinforcing ribs 7 can play a role in moving the second support rods 6, the occurrence of the situation that the second support rods 6 are crushed is reduced, a second support ring 8 is fixedly arranged at one end of the first support rods 3 far away from the first support ring 2, a tensile layer 9 is arranged at the outer end of the second support ring 8, tensile layer 9 is woven by the glass fiber rope and is formed, the outer end of tensile layer 9 is provided with metal shielding layer 10, the outer end of metal shielding layer 10 is provided with outer protective layer 11, in this embodiment, first support ring 2 and first bracing piece 3, second bracing piece 6, stiffening rib 7 and second support ring 8 integrated into one piece, first support ring 2 and first bracing piece 3, second bracing piece 6, stiffening rib 7 and second support ring 8 all use engineering plastics to make, engineering plastics can replace the plastics of metal manufacturing machine spare part etc.. The engineering plastic has excellent comprehensive performance, high rigidity, small creep, high mechanical strength, high heat resistance and high electric insulating property, and may be used in harsh chemical and physical environment for long period.

Referring to fig. 1, the outer ends of the plurality of cable cores 1 are all provided with insulating layers 12, the insulating layers 12 are made of cross-linked polyethylene, and the plurality of cable cores 1 are twisted.

Referring to fig. 1, a rubber strip 13 is disposed between the second support ring 8 and the second support rod 6, in this embodiment, the rubber strip 13 is made of silicon rubber, which has good elasticity and excellent softness, and can buffer external pressure when the cable is subjected to the external pressure.

Referring to fig. 1, the metal shielding layer 10 is formed by weaving a tin-plated copper wire, and the weaving density is not less than 90%, and in this embodiment, the weaving density of the metal shielding layer 10 is 95%.

Referring to fig. 1, the outer protective layer 11 is made of fluoroplastic.

Referring to fig. 1, the outer surface of the outer protective layer 11 is coated with a ratproof paint.

In summary, when the cable is subjected to external pressure, the first support ring 2, the first support rod 3, the second support rod 6 and the second support ring 8 can play a good role in supporting the cable core 1, so as to prevent the cable core 1 from being crushed, the second support rod 6 can be moved due to the existence of the reinforcing rib 7, so that the situation that the second support rod 6 is crushed is reduced, the nylon rope 4 filled among the first support rod 3, the second support rod 6 and the cable core 1 can play a certain role in protecting the cable core 1, and the rubber strip 13 filled between the second support rod 6 and the second support ring 8 can buffer the external pressure; simultaneously, tensile layer 9 uses the glass fiber rope to weave and forms for tensile layer 9 has main properties such as temperature resistant, corrosion-resistant, high strength, strengthens the existence of core 5, can further promote the utility model discloses a tensile properties, in addition, nylon rope 4 also has certain tensile properties, makes the utility model discloses have good tensile properties, can effectively reduce cable core 1 and take place by the condition of breaking.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 (6)

1. A multicore transposition insulating computer cable, includes cable core (1), its characterized in that: the cable core (1) is sleeved with a first supporting ring (2), a plurality of first supporting rods (3) are fixedly arranged at the outer end of the first supporting ring (2), the cable core (1) is arranged between the adjacent first supporting rods (3), a gap exists between the cable core (1) and the first supporting rods (3), nylon ropes (4) are filled in the gap, reinforcing cores (5) are arranged in the gap, each reinforcing core (5) is formed by twisting a plurality of strands of steel wires, a second supporting rod (6) is fixedly arranged before the adjacent first supporting rods (3), reinforcing ribs (7) are fixedly arranged at the joints of the first supporting rods (3) and the second supporting rods (6), a second supporting ring (8) is fixedly arranged at one end, far away from the first supporting ring (2), of the first supporting rod (3), and a tensile layer (9) is arranged at the outer end of the second supporting ring (8), tensile layer (9) are woven by the glass fiber rope and are formed, the outer end of tensile layer (9) is provided with metallic shield layer (10), the outer end of metallic shield layer (10) is provided with outer protective layer (11).

2. The multi-core stranded insulated computer cable of claim 1, wherein: a plurality of the outer end of cable core (1) all is provided with insulating layer (12), the material of insulating layer (12) is crosslinked polyethylene, and is a plurality of cable core (1) transposition setting.

3. The multi-core stranded insulated computer cable of claim 1, wherein: a rubber strip (13) is arranged between the second support rod (6) and the second support ring (8).

4. The multi-core stranded insulated computer cable of claim 1, wherein: the metal shielding layer (10) is formed by weaving tinned copper wires, and the weaving density is not less than 90%.

5. The multi-core stranded insulated computer cable of claim 1, wherein: the outer protection layer (11) is made of fluoroplastic.

6. The multi-core stranded insulated computer cable of claim 1, wherein: the outer surface of the outer protective layer (11) is coated with a ratproof coating.

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