CN216053990U - Waterproof and moistureproof buried composite cable - Google Patents

Abstract

The utility model discloses a waterproof and moistureproof buried composite cable, which comprises: the silver-plated coating is arranged on the surface of the insulating shell, the inner side of the insulating shell is further connected with a copper woven mesh, the rubber layer is arranged on the inner side of the copper woven mesh, the inner portion of the rubber layer is further provided with an air bag lug, the aluminum shell layer is arranged on the inner side of the rubber layer, and the aluminum shell frame is arranged in the aluminum shell layer. This formula composite cable is buried to dampproofing and waterproofing's ground, can keep the connection compactness of cable inner structure, and increase cable surface's waterproof and wearability, thereby make the cable be convenient for bury in the underground for a long time, and can avoid the rainwater erosion, can keep cable structure's firm simultaneously, need not materials such as concrete and carry out the protection that supports the parcel, thereby reduce the cost and the time that the cable was laid, and can realize the inside copper core torque connection's of cable stability, can keep the cable to avoid receiving the extrusion and fracture in the low, and then effectively promoted the practicality of device.

Description

Waterproof and moistureproof buried composite cable

Technical Field

The utility model relates to the technical field of cables, in particular to a waterproof and moistureproof buried composite cable.

Background

A cable is a device for transmitting electrical signals, and is generally made by twisting a plurality of metal conductors insulated from each other with an insulating layer wrapped around them, wherein a buried cable buried underground requires higher safety performance and high stability and corrosion and rust prevention performance to maintain the normal operation of the cable.

The existing common buried cable carries out spraying or plastic dipping process on an insulating layer and a shell to improve the use quality, the working environment of the buried cable is severe, and the number of unstable factors is large, so that the buried cable is difficult to keep stable operation for a long time, and the buried waterproof data cable disclosed by the patent CN208689984U structurally comprises a cable inner core and a sheath layer coated on the periphery of the cable inner core, wherein the sheath layer is made of buried-grade PE sheath material; the cable inner core comprises many pair twist sinle silks, and the transposition space department of many pair twist sinle silks has the filling layer, the filling layer adopts water blocking material to fill and forms, though above-mentioned structure can carry out waterproof protection through filling water blocking material, but cable structure is single relatively, and can't protect and support the cable to burying the unstable environmental factor in back to ground, is difficult to keep the long-term service quality of cable, to above-mentioned problem, urgently need carry out the innovative design on original ground buries formula composite cable's basis.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof and moistureproof buried composite cable, and aims to solve the problems that the buried composite cable used at present in the background art is easily corroded by underground water flow and cannot provide stable support for the cable, so that the cable is easy to break and the service life is short.

In order to achieve the purpose, the utility model provides the following technical scheme: a moisture and moisture resistant buried composite cable comprising:

the silver-plated coating is arranged on the surface of the insulating shell, and the inner side of the insulating shell is also connected with a copper mesh;

the rubber layer is arranged on the inner side of the copper woven net, and an air bag bump is further arranged inside the rubber layer;

and the aluminum shell layer is arranged on the inner side of the rubber layer, and an aluminum shell frame is arranged in the aluminum shell layer.

The setting up of above-mentioned structure makes the cable can keep firm support protection structure, can promote the compressive property and the reducing wear of cable to can effectively provide dampproofing and waterproofing's closed environment, and then promote the life of cable effectively, with the cost of practicing thrift laying the cable.

Preferably, the PVC shell is connected with the insulating casing laminating, and the insulating casing is the silica gel material to insulating casing and silver-plated coating constitute the integral structure, and the setting up of above-mentioned structure makes the cable can effectively keep signal transmission's stability, and can form wear-resisting and corrosion-resistant outer protection architecture.

Preferably, the copper net is made of pure copper, the copper net and the insulating shell form a coated structure, the copper net plays a role in shielding electronic signals in the insulating shell, meanwhile, an annular frame is further arranged in the copper net, the internal structure of the cable is of a frame structure due to the arrangement of the structure, the cable can be supported to form a stable working state, a tight shielding and protecting structure can be formed, and the using quality of the cable is improved.

Preferably, the ring frame is copper hollow ring-shaped structures arranged in the copper woven net at equal intervals, a tin foil layer is further arranged in the ring frame and is of a flexible winding structure in the ring frame, and the tin foil layer plays a role in shielding interference signals.

Preferably, the gasbag lug is the protruding column structure of dot of equidistance array in the rubber layer, and the gasbag lug closely laminates with the aluminum hull layer and is connected to aluminum hull and aluminum hull frame nested connection, the aluminum hull frame is hollow tubular structure simultaneously, and the setting of above-mentioned structure utilizes the gasbag lug to cushion the support to the cable to can avoid damaging the copper conductor when avoiding the cable to receive external shock and extrusion.

Preferably, middle part circular slot has still been run through and has been seted up in aluminium shell frame central authorities, and the middle part circular slot outside still circumference array has 4 copper wire casing of being filled with the foam to copper wire inslot still nested connection has the insulating tube of rubber material, still is provided with the copper core line in insulating tube and the middle part circular slot simultaneously, and the setting up of above-mentioned structure makes the cable can keep good support nature, and cushions the protection to the copper core line, buries the pressure damage that causes the cable with reducing.

Compared with the prior art, the utility model has the beneficial effects that: the waterproof and moistureproof buried composite cable adopts a novel structural design, can have stable waterproof and moistureproof tightness when the device is used, can keep the stability of signal transmission of the cable, can prevent the corrosion of underground water flow, can also ensure that the device can keep the stability of the cable in a buried space for a long time so as to reduce the pressure damage of the ground to the cable and keep the stability of the cable, thereby reducing the cost and time for laying the cable;

the PVC shell is internally provided with an insulating shell, a silver-plated coating, a copper woven net, an annular frame and a tin foil layer, and through a nested wrapping structure of the insulating shell and the copper woven net, the interference influence of an external electric signal on a cable is avoided, the service life of the cable can be prolonged by utilizing the wear-resistant and corrosion-resistant properties of the PVC shell and the silver-plated coating, and the principle that the cable is subjected to water resistance and stable support by utilizing the structures of the annular frame and the tin foil layer is utilized, so that the purposes that the device can have stable water-proof and moisture-proof tightness, the signal transmission stability of the cable can be kept, and the corrosion of underground water flow can be prevented are achieved;

2. set up the gasbag lug in the rubber layer, the aluminum shell frame, the middle part circular slot, the structure of copper wire casing and insulating tube, gasbag lug through the rubber layer can the protection cable not receive external pressure's interference, and utilize the firm structure of aluminum shell layer and aluminum shell frame to support and protect the cable, and through the principle of the firm of middle part circular slot and copper wire inslot nested insulating tube in order to reach cable inner line, the realization device can keep the cable to be in the steadiness in burying the space for a long time, in order to reduce the ground and to damage the pressure that the cable caused, can keep the stability of cable self, thereby reduce the cost of laying the cable and the function of time.

Drawings

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

FIG. 2 is a schematic diagram of a PVC housing with a semi-sectional three-dimensional structure according to the present invention;

FIG. 3 is a schematic perspective view of a tin foil layer according to the present invention;

fig. 4 is a schematic perspective view of the insulating tube according to the present invention.

In the figure: 1. a PVC housing; 2. an insulating case; 3. silver coating; 4. copper netting; 5. an annular frame; 6. a tin foil layer; 7. a rubber layer; 8. an airbag bump; 9. an aluminum shell layer; 10. an aluminum housing frame; 11. a middle circular groove; 12. a copper wire groove; 13. an insulating tube; 14. a copper core wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a moisture and moisture resistant buried composite cable comprising: the silver coating 3 is arranged on the surface of the insulating shell 2, the inner side of the insulating shell 2 is also connected with a copper mesh 4, a rubber layer 7 is arranged on the inner side of the copper mesh 4, an air bag bump 8 is arranged in the rubber layer 7, an aluminum shell layer 9 is arranged on the inner side of the rubber layer 7, and an aluminum shell frame 10 is arranged in the aluminum shell layer 9;

when the device is used, firstly, after the cable is buried underground, the cable is protected by the insulating shell 2 so as to reduce the influence of static electricity on signal transmission, at the moment, the outer silver-plated coating 3 can have stronger wear resistance and corrosion resistance so as to protect the insulating shell 2 from being damaged, and when the cable normally operates, the copper mesh 4 shields the external interference electric signals of the cable, and the inner core part of the cable is buffered and protected by the rubber layer 7 and the air bag lug 8 on the inner side of the rubber layer, and the aluminum shell layer 9 and the aluminum shell frame 10 can support a stable tubular structure for the cable.

Specifically, as shown in fig. 1 and 2, the PVC case 1 is attached to the insulating case 2, the insulating case 2 is made of silica gel, and the insulating case 2 and the silver-plated coating 3 form an integrated structure, so that when the cable is buried underground and protected by no concrete, the cable is eroded by water flow in soil and generates pressure on the ground, and the PVC case 1 and the silver-plated coating 3 on the insulating case 2 therein can provide wear resistance for the cable and maintain stable operation of the cable by using the insulating case 2;

copper is woven net 4 and is pure copper material, and copper is woven net 4 and is constituteed by cladding structure with insulating casing 2, and copper is woven net 4 and plays the effect of shielding electronic signal in insulating casing 2, still be provided with ring frame 5 in the copper is woven net 4 simultaneously, the net structure that the distortion winding of copper is woven net 4 can protect the normal transmission of signal of telecommunication of cable comprehensively, and effectively isolated external electromagnetic interference, and ring frame 5 can stabilize support copper is woven net 4, in order to keep it to form stable surrounding structure.

Specifically, as shown in fig. 3 and 4, the ring frame 5 is a copper hollowed ring structure arranged in the copper woven mesh 4 at equal intervals, and the ring frame 5 is further provided with a tin foil layer 6, and the tin foil layer 6 is in a flexible winding structure in the ring frame 5, and the tin foil layer 6 plays a role in shielding interference signals, so that the ring frame 5 can not only support the copper woven mesh 4, but also protect an internal signal transmission line, and thus the cable is protected by the firm ring frame 5;

gasbag lug 8 is the protruding column structure of dot of equidistance array in rubber layer 7, and gasbag lug 8 closely laminates with aluminium shell 9 and is connected to aluminium shell 9 and 10 nested connections of aluminium shell frame, aluminium shell frame 10 is hollow tubular structure simultaneously, and when the cable received external pressure extrusion, the inside air of gasbag lug 8 can cushion and isolation pressure, utilizes aluminium shell frame 10 to support the protection to the cable simultaneously.

Specifically, as shown in fig. 4, a middle circular groove 11 is further formed in the center of the aluminum housing 10 in a penetrating manner, 4 copper wire grooves 12 filled with foam are further arranged on the outer side of the middle circular groove 11 in a circumferential array manner, an insulating tube 13 made of rubber is further connected in the copper wire grooves 12 in an embedded manner, copper core wires 14 are further arranged in the insulating tube 13 and the middle circular groove 11, the copper core wires 14 used for transmitting electric signals are respectively wrapped in the insulating tube 13 and are protected by the compact foam in the middle circular groove 11 in a filling manner, so that the connection of the copper core wires 14 is stable, and meanwhile, the aluminum housing 10 is supported to prevent deformation.

The working principle is as follows: when the device is used, according to the figure 1-4, firstly, the outside of the cable is affected by the ground pressure and the erosion of the low water flow, at this time, the PVC shell 1 and the insulating shell 2 at the outermost side can form the performances of wear resistance and static electricity reduction, thereby reducing the damage to the cable, the stability of the insulating shell 2 can be enhanced by the silver coating 3 on the surface of the insulating shell 2, the cable can be interfered by the external electric signals when in signal transmission, at this time, the copper mesh 4 surrounding the annular frame 5 can keep the tight connection state, thereby isolating the external signal interference, meanwhile, the tin foil layer 6 also protects for isolating the interference signals, when the cable is subjected to the underground pressure, the elastic rubber layer 7 and the air sac lug 8 can isolate the central structure of the cable from the outer layer cable, so as to keep the cable from being affected by the deformation of the pressure, and the protection structure formed by the aluminum shell 9 and the aluminum shell frame 10 has certain firmness, therefore, the cable can be stably supported to keep a tubular structure, and different groups of copper core wires 14 are wrapped at intervals through the insulating tube 13 so as to keep the compactness and the firmness of the cable structure, which is the working principle of the waterproof and moistureproof buried composite cable.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A waterproof and moistureproof buried composite cable mainly comprises a PVC outer shell, an insulating shell and a copper core wire, wherein the insulating shell is connected to the inner side of the PVC outer shell, and the copper core wire is arranged in the insulating shell;

it is characterized by comprising:

the silver-plated coating is arranged on the surface of the insulating shell, and the inner side of the insulating shell is also connected with a copper mesh;

the rubber layer is arranged on the inner side of the copper woven net, and an air bag bump is further arranged inside the rubber layer;

and the aluminum shell layer is arranged on the inner side of the rubber layer, and an aluminum shell frame is arranged in the aluminum shell layer.

2. The waterproof and moistureproof buried composite cable according to claim 1, wherein: the PVC shell is connected with the insulation shell in an attaching mode, the insulation shell is made of silica gel, and the insulation shell and the silver-plated coating form an integrated structure.

3. The waterproof and moistureproof buried composite cable according to claim 1, wherein: the copper braided net is made of pure copper, the copper braided net and the insulating shell form a coated structure, the copper braided net plays a role in shielding electronic signals in the insulating shell, and meanwhile, an annular frame is further arranged in the copper braided net.

4. The waterproof and moistureproof buried composite cable according to claim 3, wherein: the annular frame is in copper hollow-out ring-shaped structures which are arranged in the copper woven net at equal intervals, a tin foil layer is further arranged in the annular frame, the tin foil layer is in a flexible winding structure in the annular frame, and the tin foil layer plays a role in shielding interference signals.

5. The waterproof and moistureproof buried composite cable according to claim 1, wherein: the gasbag lug is the protruding column structure of dot of equidistance array in the rubber layer, and gasbag lug and aluminium shell layer closely laminate and be connected to aluminium shell layer and aluminium shell frame nested connection, aluminium shell frame is hollow tubular structure simultaneously.

6. The waterproof and moistureproof buried composite cable according to claim 1, wherein: the aluminum shell frame is characterized in that a middle circular groove is formed in the center of the aluminum shell frame in a penetrating mode, 4 copper wire grooves filled with foam are formed in the outer side of the middle circular groove in a circumferential array mode, rubber insulating tubes are connected in the copper wire grooves in an embedded mode, and copper core wires are arranged in the insulating tubes and the middle circular groove.

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