CN211929086U - Communication cable with strong anti-interference capability - Google Patents

Abstract

The utility model discloses a communication cable that interference killing feature is strong, concretely relates to communication cable technical field, including outer protective layer and sinle silk, the sinle silk outer wall is wrapped up there is the internal shield layer, the laminating of internal shield layer outer wall has the supporting shoe, outer protective layer inner chamber is connected with the armor, armor inner wall fixedly connected with external shield layer, the external shield intussuseption is filled with the filling layer, the supporting shoe is filled in the filling layer, supporting shoe inner chamber inlays and is equipped with isolated packing ring, isolated packing ring in-connection has the ground wire. The utility model discloses a set up outer protective layer, outer protection pad, ground wire and internal shield layer, improve sinle silk self interference killing feature, and outer support pad and the strengthening rib line around the outer protective layer can support fixedly to the outer protective layer, compare with prior art and effectively reduce the friction of outer protective layer and contact surface to effectively prolong the life of outer protective layer, satisfy the use needs.

Description

Communication cable with strong anti-interference capability

Technical Field

The utility model relates to a communication cable technical field, more specifically say, the utility model relates to a communication cable that interference killing feature is strong.

Background

The communication cable is a cable for transmitting telephone, telegraph, facsimile document, television and radio program, data and other electric signals, and is formed by twisting more than one pair of mutually insulated conducting wires.

The existing communication optical cable is mainly used for shielding external electric wave signals through a rubber layer and armor, the electric signal isolation effect is low, an external cable protective layer is thin, the abrasion resistance is weak, and the use requirement can not be well met.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a communication cable that the interference killing feature is strong, the utility model aims to solve the technical problem that: the cable has a low electric signal isolation effect, a thin outer cable protection layer and low abrasion resistance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a communication cable that interference killing feature is strong, includes outer protective layer and sinle silk, the sinle silk outer wall is wrapped up there is the internal shield layer, the laminating of internal shield layer outer wall has the supporting shoe, the outer protective layer inner chamber is connected with the armor, armor inner wall fixedly connected with external shield layer, the internal packing of external shield has the filling layer, the supporting shoe is filled in the filling layer, the supporting shoe inner chamber is inlayed and is equipped with isolated packing ring, the ground wire is connected with in the isolated packing ring, outer protective layer outer wall symmetric position homogeneous body all around has outer support pad, the internal connection of outer support pad has the strengthening rib line, a plurality of lugs of outer protective layer inner chamber fixedly connected with, lug and the laminating of armor outer wall.

The outer wall outer protective layer can effectively isolate external friction and electric signals, meanwhile, the inner woven armor layer can further weaken electromagnetic signals, meanwhile, the lug can extrude and position the armor layer, the axial stretch-resistant capability of the armor layer is improved, the outer shielding layer and the inner shielding layer of the hinged aluminum wire have high electromagnetic shielding performance, meanwhile, the supporting block supports the wire core and the inner shielding layer, the impact resistance is effectively improved under the wrapping of the filling layer, the ground wire in the inner cavity of the supporting block can be communicated with communication equipment, the isolation gasket sleeved on the outer wall of the ground wire can effectively protect the ground wire, the friction generated with the inner cavity of the supporting block is reduced, the electric signals of the shell of the communication equipment are led into the ground, the frequency of the electric signals around the wire core is effectively reduced, the self anti-interference capability of the wire core is improved, and the outer supporting pad around the outer protective, effectively reduce the friction of outer protective layer and contact surface, and the strengthening rib line in the outer support pad can increase the anti axial tensile force of outer support pad, effectively prolongs the life of outer protective layer, satisfies the use needs

In a preferred embodiment, the outer protection layer is a rubber layer, so that the cost is low, and the maintenance is convenient.

In a preferred embodiment, the number of the wire cores is three, so that the data transmission quantity is guaranteed.

In a preferred embodiment, the armor layer is galvanized steel wire armor, and impact resistance and tensile resistance are improved.

In a preferred embodiment, the outer shielding layer and the inner shielding layer are both twisted aluminum wire shielding layers, and the aluminum wires can isolate electromagnetic conduction and have low weight, so that the assembly is convenient.

In a preferred embodiment, the protrusion is a plastic block, and the cross section of the protrusion is arc-shaped, so as to improve the axial supporting force.

In a preferred embodiment, three placing grooves are formed in the outer side wall of the supporting block, and the inner shielding layer is attached and extruded in the placing grooves, so that the wire core is ensured to be fixed and attached stably.

In a preferred embodiment, the reinforcing steel wires are low-carbon steel wires, so that the outer protective layer is supported and protected by the hardness.

1. The utility model discloses a set up the outer protective layer, the outer protection pad, ground wire and internal shield layer, the outer protective layer can effectively isolate external friction and electric signal, the armor can further weaken electromagnetic signal of weaving inside simultaneously, and the outer shield layer and the internal shield layer of reamed aluminium silk have very high electromagnetic shielding performance, the supporting shoe supports sinle silk and internal shield layer simultaneously and improves shock resistance, and the ground wire of supporting shoe inner chamber can lead communication equipment shell electric signal into ground, improve sinle silk self interference killing feature, and outer support pad and the strengthening rib line around the outer protective layer can support fixedly to the outer protective layer, effectively reduce the friction of outer protective layer and contact surface compared with prior art, thereby effectively prolong the life of outer protective layer, satisfy the use needs;

2. the utility model discloses a set up supporting shoe and sinle silk, the supporting shoe of insulating material can effectively reduce the sinle silk laminating fixed back electromagnetic interference each other, and the outside standing groove radian of supporting shoe is identical with internal shield layer outer wall simultaneously, improves the circumference supporting capacity on sinle silk and internal shield layer, effectively guarantees the support to the sinle silk, guarantees that sinle silk operating condition is stable.

Drawings

Fig. 1 is a schematic view of the front view cross-sectional structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of a portion B in fig. 1 according to the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the supporting block of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the outer protective layer of the present invention.

The reference signs are: the cable comprises an outer protective layer 1, an armor layer 2, a bump 3, an outer shielding layer 4, a filling layer 5, a supporting block 6, an inner shielding layer 7, a cable core 8, an isolation gasket 9, a ground wire 10, an outer supporting pad 11, a reinforcing rib wire 12 and a placing groove 13.

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.

The utility model provides a communication cable that interference killing feature is strong, including outer protective layer 1 and sinle silk 8, 8 outer walls of sinle silk are wrapped up there is internal shield layer 7, the laminating of 7 outer walls of internal shield layer has supporting shoe 6, 1 inner chamber of outer protective layer is connected with armor 2, 2 inner wall fixedly connected with external shield layer 4 of armor, 4 intussuseptions of external shield layer are filled with filling layer 5, 6 packings of supporting shoe are in filling layer 5, 6 inner chambers of supporting shoe are inlayed and are equipped with isolated packing ring 9, 9 in-connection ground wires 10 of isolated packing ring, 1 outer wall of outer protective layer symmetric position homogeneous all around is connected with outer support pad 11, 11 in-connection of outer support pad has reinforcing wire rib 12, 1 inner chamber fixedly connected with of outer protective layer a plurality of lugs 3, lug 3 laminates with 2 outer walls of armor mutually.

The outer protective layer 1 is a rubber layer, the number of the wire cores 8 is three, the armor layer 2 is galvanized steel wire armor, the outer shielding layer 4 and the inner shielding layer 7 are both hinged aluminum wire shielding layers, the convex block 3 is a plastic block, the cross section of the convex block 3 is arc-shaped, and the reinforcing rib wires 12 are low-carbon steel wire wires.

As shown in fig. 1 to 5, the embodiment specifically is: the outer wall outer protection layer 1 can effectively isolate external friction and electric signals, meanwhile, the inner woven armor layer 2 can further weaken electromagnetic signals, the lug 3 can extrude and position the armor layer 2, the axial stretch-resisting capability of the armor layer 2 is improved, the outer shielding layer 4 and the inner shielding layer 7 of the twisted aluminum wire have high electromagnetic shielding performance, the supporting block 6 can support the wire core 8 and the inner shielding layer 7, the impact resistance is effectively improved under the wrapping of the filling layer 5, the ground wire 10 in the inner cavity of the supporting block 6 can be communicated with communication equipment, the isolation gasket 9 sleeved on the outer wall of the ground wire 10 can effectively protect the ground wire 10, the friction with the inner cavity of the supporting block 6 is reduced, the electric signals of the communication equipment shell are led into the ground, the frequency of the electric signals around the wire core 8 is effectively reduced, the self anti-interference capability of the wire core 8 is improved, and the outer supporting gasket 11 around the outer protection layer 1 can support and fix the, the friction between the outer protection layer 1 and the contact surface is effectively reduced, the reinforcing rib lines 12 in the outer support pads 11 can increase the axial tension resistance of the outer support pads 11, the service life of the outer protection layer 1 is effectively prolonged, and the use requirement is met.

Three standing grooves 13 have been seted up to 6 lateral walls of supporting shoe, the laminating extrusion of inner shield layer 7 is in standing groove 13.

As shown in fig. 1 and 5, the embodiment specifically includes: supporting shoe 6 of insulating material can effectively reduce 8 laminating fixed backs of sinle silk electromagnetic interference each other, guarantees the stability of 10 rows of electricity of inside ground wire simultaneously, and 13 radians of supporting shoe 6 outside standing groove are identical with 7 outer walls on internal shield layer, improve sinle silk 8 and internal shield layer 7's circumference bearing capacity, effectively guarantee to sinle silk 8 support, guarantee 8 operating condition of sinle silk stable.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, the outer protective layer 1 can effectively isolate external friction and electric signals, meanwhile, the inner woven armor layer 2 can further weaken electromagnetic signals, the outer shielding layer 4 and the inner shielding layer 7 of the twisted aluminum wire have high electromagnetic shielding performance, meanwhile, the supporting block 6 supports the wire core 8 and the inner shielding layer 7 to improve the shock resistance, the ground wire 10 of the inner cavity of the supporting block 6 can guide the electric signals of the shell of the communication equipment into the ground to improve the self anti-interference capability of the wire core 8, and the outer supporting pad 11 and the reinforcing rib wire 12 around the outer protective layer 1 can support and fix the outer protective layer 1, so that the friction between the outer protective layer 1 and a contact surface is effectively reduced, the service life of the outer protective layer 1 is effectively prolonged, and the use requirements are met;

referring to specification attached drawings 1 and 5, the supporting shoe 6 of insulating material can effectively reduce the mutual electromagnetic interference of 8 laminating fixed backs of sinle silk, and 13 radians of the outside standing groove of supporting shoe 6 are identical with 7 outer walls of internal shield layer simultaneously, improve sinle silk 8 and internal shield layer 7's circumference support ability, effectively guarantee the support to sinle silk 8, guarantee that 8 operating condition of sinle silk is stable.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a communication cable that interference killing feature is strong, includes outer protective layer (1) and sinle silk (8), its characterized in that: the outer wall of the wire core (8) is wrapped with an inner shielding layer (7), the outer wall of the inner shielding layer (7) is attached with a supporting block (6), the inner cavity of the outer protective layer (1) is connected with an armor layer (2), the inner wall of the armor layer (2) is fixedly connected with an outer shielding layer (4), the outer shielding layer (4) is filled with a filling layer (5), the supporting block (6) is filled in the filling layer (5), an isolation gasket (9) is embedded in the inner cavity of the supporting block (6), a ground wire (10) is connected in the isolation gasket (9), the periphery of the outer wall of the outer protection layer (1) is symmetrically and integrally connected with outer supporting pads (11), the outer supporting pad (11) is internally connected with reinforcing rib lines (12), the inner cavity of the outer protective layer (1) is fixedly connected with a plurality of convex blocks (3), and the convex blocks (3) are attached to the outer wall of the armor layer (2).

2. The communications cable of claim 1, further comprising: the outer protection layer (1) is a rubber layer.

3. The communications cable of claim 1, further comprising: the number of the wire cores (8) is three.

4. The communications cable of claim 1, further comprising: the armor layer (2) is galvanized steel wire armor.

5. The communications cable of claim 1, further comprising: the outer shielding layer (4) and the inner shielding layer (7) are both twisted aluminum wire shielding layers.

6. The communications cable of claim 1, further comprising: the bump (3) is a plastic block, and the cross section of the bump (3) is arc-shaped.

7. The communications cable of claim 1, further comprising: three placing grooves (13) are formed in the outer side wall of the supporting block (6), and the inner shielding layer (7) is attached and extruded in the placing grooves (13).

8. The communications cable of claim 1, further comprising: the reinforcing rib wires (12) are low-carbon steel wire wires.

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